Rotate 6 months of ChangeLog entries into ChangeLog.7

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57420 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 21543 insertions, 0 deletions

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+2002-06-30  Devang Patel  <dpatel@apple.com>
+
+	* objc/objc-act.c (finish_file): Avoid finish_objc() if
+	-fsyntax-only.
+
+Fri Jun 28 17:22:37 2002  Denis Chertykov  <denisc@overta.ru>
+			  Frank Ch. Eigler  <fche@redhat.com>
+			  Matthew Green  <mrg@redhat.com>
+			  Richard Henderson <rtl@redhat.com>
+			  Dave Hudson  <dave.hudson@ubicom.com>
+			  Jeff Johnston  <jjohnstn@redhat.com>
+			  Alan Lehotsky <apl@alum.mit.edu>
+			  Bernd Schmidt  <bernds@redhat.com>
+			  Graham Stott  <grahams@redhat.com>
+
+	* doc/extend.texi: Add ip2k port to description of attribute
+	naked.
+	* doc/install.texi (Specific): Add ip2k description.
+	* doc/install-old.texi (Configurations): Add ip2k to possible
+	cpu types.
+	* doc/md.texi: Document ip2k constraints.
+	* config/ip2k/crt0.S: New file.
+	* config/ip2k/ip2k-protos.h: New file.
+	* config/ip2k/ip2k.c: New file.
+	* config/ip2k/ip2k.h: New file.
+	* config/ip2k/ip2k.md: New file.
+	* config/ip2k/libgcc.S: New file.
+	* config/ip2k/t-ip2k: New file.
+
+2002-06-30  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md ("return"): New pattern.
+	* config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
+	(TARGET_USE_RETURN_INSN): New macros.
+	(TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
+	(TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
+	* config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
+	(MMIX_POP_ARGUMENT): New macro.
+	(mmix_target_asm_function_prologue): When no epilogue is executed,
+	just emit a blank line.  Use MMIX_POP_ARGUMENT with final POP insn.
+	(mmix_print_operand) <case '.'>: New case.
+	(mmix_print_operand_punct_valid_p): Match '.'.
+	(mmix_use_simple_return): New function.
+	* config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
+	* doc/invoke.texi (Option Summary) <MMIX Summary>: Add
+	-msingle-exit, -mno-single-exit.
+	(MMIX Options): Ditto.
+
+2002-06-30  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
+
+2002-06-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
+
+2002-06-30  Alan Modra  <amodra@bigpond.net.au>
+
+	* unroll.c (loop_iterations): Handle EQ loops.
+
+2002-06-29  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
+	constraint in define_expand, not splitter.
+	Formatting.
+
+2002-06-29  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
+	build_function_type_list instead of build_function_type.
+
+	* config/ia64/ia64.c (ia64_init_builtins): Same.
+
+	* config/alpha/alpha.c (alpha_init_builtins): Same.
+
+	* config/rs6000/rs6000.c (altivec_init_builtins): Same.
+
+	* config/arm/arm.c (arm_init_builtins): Same.
+
+	* tree.h: Add build_function_type_list prototype.
+
+	* tree.c (build_function_type_list): New.
+
+2002-06-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* collect2.c (scan_prog_file): Fix typo in message.
+
+2002-06-28  Aaron Lehmann  <aaronl@vitelus.com>
+
+	* fold-cont.c: Remove unused CHARMASK.
+
+2002-06-29  Neil Booth  <neil@daikokuya.co.uk>
+
+	PR preprocessor/7150
+	* cppmain.c (scan_translation_unit_trad): Simplify.
+	* cppmacro.c (cpp_scan_nooutput): Handle traditional case.
+
+2002-06-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
+	Don't use CPP_PREDEFINES.
+	* config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
+	Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
+	* config/i386/djgpp.h, config/i386/i386-coff.h,
+	config/i386/i386-interix.h, config/i386/i386-interix3.h,
+	config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
+	config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
+	config/i386/uwin.h: Similarly.
+
+2002-06-29  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+	* c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
+	flag_inline_trees to enable inlining.
+
+2002-06-28  Phil Edwards  <pme@gcc.gnu.org>
+
+	* configure.in (gcc_gxx_include_dir):  Change to match versioned
+	C++ headers if --enable-version-specific-runtime-libs is used.
+	* configure:  Regenerate.
+
+2002-06-28  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
+
+2002-06-28  Stephen Clarke  <stephen.clarke@superh.com>
+
+	* combine.c (combine_simplify_rtx): Pass the mode of the
+	shift count, not the shift operation when trying to simplify
+	a shift on a SHIFT_COUNT_TRUNCATED target.
+
+2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
+
+	* config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
+	avoid the auto increment addressing modes.
+	("*subsi3"): Likewise.
+	(split for add/sub on address): For 68HC12 push the value on
+	the stack and do the operation with a pop.
+
+2002-06-28  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpplib.c (_cpp_handle_directive): Move #define-specific
+	code to the #define handler...
+	(do_define): ...here.
+	(lex_macro_node): No longer a need to check for comments here.
+
+2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
+
+	* config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
+	* config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
+	Declare.
+	* config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
+	do not reorder basic blocks at the end when optimizing for size.
+
+2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
+
+	* config/m68hc11/m68hc11.c (autoinc_mode): New function.
+	(m68hc11_make_autoinc_notes): New function.
+	(m68hc11_split_move): Be very cautious when spliting a move with
+	auto increment/decrement modes because this may result in incompatible
+	directions; add REG_INC notes to the resulting insn for CSE reg.
+
+2002-06-28  Stephane Carrez  <Stephane.Carrez@nerim.fr>
+
+	* config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
+	can be a valid address.
+
+2002-06-28  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c: Remove unusued variables from last
+	patch.
+
+2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
+
+	Revert:
+	* config/rs6000/rs6000.c (rs6000_override_options): Move
+	*SUBTARGET_OVERRIDE_OPTIONS before the -m options.
+
+2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (altivec_expand_builtin): Move
+	lvx/stv/dst builtins...
+	(altivec_expand_ld_builtin): ...to here.
+	(altivec_expand_st_builtin): ...here.
+	(altivec_expand_dst_builtin): ...and here (respectively).
+
+2002-06-28  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
+
+2001-06-08  Bernd Schmidt  <bernds@redhat.com>
+
+	* emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
+	subregs.
+	* recog.c (general_operand, register_operand): Disallow them.
+
+2002-06-28  Neil Booth  <neil@daikokuya.co.uk>
+
+	PR preprocessor/7138
+	* cpplib.c (_cpp_handle_directive): Do traditional
+	preparation after setting state.angled_headers.
+	* cpptrad.c (scan_out_logical_line): Fix potential
+	quote bug.
+
+2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_override_options): Move
+	*SUBTARGET_OVERRIDE_OPTIONS before the -m options.
+
+2002-06-27  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
+	(*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
+	zero_cost_loop_end): Remove unnecessary "parallel" from insns.
+
+2002-06-27  Roger Sayle  <roger@eyesopen.com>
+
+	* config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
+	* config/stormy16/stormy16.h: Likewise.
+
+	* config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
+	with #define.
+
+2002-06-26  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Binaries): Add Sinix/Reliant Unix.  Move
+	Hitachi entry.  Make punctuation more consistent.
+
+2002-06-27  Matt Kraai  <kraai@alumni.cmu.edu>
+
+	* doc/install.texi: Change ` bit' to `-bit'.
+	* doc/md.texi: Change `-bits' to `-bit'.
+	* doc/tm.texi: Change `-bits' to ` bits'.
+
+2002-06-27  Daniel Berlin  <dberlin@dberlin.org>
+
+	* gcse.c (hoist_code): Rewrite to only get list of dominated
+	blocks once per BB. Also fix reversed test (by removing need for
+	the test at all).
+
+2002-06-27  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpphash.h (_cpp_set_trad_context): Remove.
+	* cpplib.c (prepare_directive_trad): Do nothing for #define.
+	(cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
+	* cpptrad.c: Update comments.
+	(_cpp_read_logical_line_trad): Let scan_logical_line handle
+	updating the current context.
+	(scan_logical_line): Update the current context.
+	(_cpp_create_trad_definition): Similarly.
+	(_cpp_set_trad_context): Remove.
+
+2002-06-27  Neil Booth  <neil@daikokuya.co.uk>
+
+	PR preprocessor/7070
+	* c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
+
+2002-06-26  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
+	config/xtensa/xtensa.c (xtensa_return_addr): New function.
+	config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
+	config/xtensa/xtensa.md (fix_return_addr): New pattern.
+
+2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* mips.c (coprocessor_operand, coprocessor2_operand,
+	symbolic_operand): Move prototypes from here...
+	* mips-protos.h (coprocessor_operand, coprocessor2_operand,
+	symbolic_operand): ...to here.
+
+Wed Jun 26 16:32:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config/sh/crt1.asm: remove _stack label definition
+	and sentinel value.
+
+2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* varasm.c: Include real.h before output.h.
+
+2002-06-26  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
+	check for TARGET_ALTIVEC.
+
+2002-06-26  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+	* config.gcc (vax-*-vms*): Make obselete.
+
+2002-06-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* gcc.c (warn_std): Delete.
+
+2002-06-25  Loren J. Rittle  <ljrittle@acm.org>
+
+	* doc/extend.texi: Fix formatting of last checkin.
+
+2002-06-25  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
+	underscore from __IEEE_FP and __IEEE_FP_INEXACT.
+
+2002-06-25  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
+	discrepancies from motorola's documentation.
+
+Tue Jun 25 21:51:13 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
+	GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
+
+	* config/sh/lib1funcs.asm (udivdi3): Make first divide step
+	produce a 32 bit result before normalization, then normalize with a
+	left shift.  Compute approximative error of 2nd reciprocal
+	approximation in 2's complement.  Fix mask generation from upper
+	longword of second divide stage result.
+	For large divisor, fix shift count used to truncate first stage
+	divide result; make decision if to adjust upwards based on comparison
+	of higher parts of normalized values.
+	(udivdi): Likewise.  Undo normalization of result for large divisor
+	case.
+
+2002-06-25  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
+
+2002-06-25  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpplib.c (do_include_common): Revert to correct line number
+	if -traditional.
+	* cpptrad.c (scan_out_logical_line): Treat null directive as
+	white space.  Invlidate MI optimization for non-whitespace
+	text outside a directive.
+
+2002-06-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* Makefile.in (SHELL): Set to @SHELL@.
+	* fixinc/Makefile.in (SHELL): Likewise.
+
+	* mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
+	fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
+	initialization.
+
+2002-06-24  Jeff Law <law@redhat.com>
+
+	* flow.c (propagate_one_insn): When removing an insn
+	with a REG_LIBCALL note but not the entire libcall sequence,
+	delete the associated REG_RETVAL note.
+
+Mon Jun 24 21:05:09 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
+	(udivsi3): Likewise.  Rewrite SH1 implementation.
+	(udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
+	* sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
+	(udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
+	* config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
+	(_moddi3): Likewise.
+
+	* lib1funcs.asm (ic_invalidate): Add data cache line writeback.
+
+	* sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
+	arguments into account for stack_regs.
+
+2002-06-24  Matt Kraai  <kraai@alumni.cmu.edu>
+
+	* doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
+	in examples.
+
+2002-06-24  Art Haas  <ahaas@neosoft.com>
+
+	* doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
+	* doc/tm.texi (Frame Layout): Likewise.
+
+2002-06-20  Steve Ellcey  <sje@cup.hp.com>
+
+	* gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
+	Set float_format to i128.
+
+2002-06-24  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
+	32-bit ABI libfuncs to NULL.
+
+	* config/sparc/sparc.md: Use define_insn_and_split.  Use braced
+	strings instead of quoted strings for code blocks.
+
+	* expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
+	optabs if op1 is const0_rtx.
+
+	* Makefile.in (GTFILES): Add basic-block.h
+	* basic-block.h (label_value_list, tail_recursion_label_list):
+	Mark with GTY.
+
+2002-06-24  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpptrad.c (scan_out_logical_line): Check recursing only when
+	we know we have a macro invocation in the function-like case.
+	Only call _cpp_handle_directive if we know we have a good
+	directive, or we want to reject a bad directive.
+
+2002-06-24  Alan Modra  <amodra@bigpond.net.au>
+
+	* doloop.c (doloop_valid_p): Correct comment.
+	(doloop_modify_runtime <abs_inc != 1>): Simplify.
+	(doloop_modify_runtime <do-while>): Don't emit code when NE.
+
+Thu Jun 20 00:26:53 2002  Denis Chertykov  <denisc@overta.ru>
+
+	* config.gcc: Add support for ip2k.
+
+2002-06-23  Jan Hubicka  <jh@suse.cz>
+	    Jeff Law <law@redhat.com>
+
+	* function.h (struct emit_status): Clarify potential contents
+	of regno_reg_rtx array.
+	* integrate.c (copy_rtx_and_substitute): Update comments.  Make
+	sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
+
+	* reg-stack.c (convert_regs_exit): Push the registers to stack in
+	proper order.
+
+2002-06-22  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	PR middle-end/6963
+	* function.c (assign_stack_temp_for_type): Do not return
+	the same MEM rtx for multiple uses of a stack slot.
+
+2002-06-22  David S. Miller  <davem@redhat.com>
+
+	PR target/6841 target/6770 target/6719
+	* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
+	NO_REGS	for constant X when CLASS is GENERAL_OR_FP_REGS or
+	GENERAL_OR_EXTRA_FP_REGS.
+
+2002-06-22  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpptrad.c (struct fun_macro): Add line number.
+	(scan_out_logical_line): Set it, and use it to report unterminated
+	macro invocations.
+
+2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
+	VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
+	DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
+	DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
+	REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
+	REGEXP_ONEOF, check_name): Const-ify.
+
+2002-06-21  Matt Thomas  <matt@3am-software.com>
+
+	* config/vax/vax.c (vax_output_function_prologue): Use
+	REGISTER_PREFIX.  Fix some indentation.
+	* config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
+	(VAX_ISTREAM_SYNC): Define.
+	(INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC.  Move the
+	i-stream sync to the end.
+	(REGISTER_PREFIX): Define as "".
+	(ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
+
+2002-06-21  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
+	configurations.
+
+2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
+	tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
+
+2002-06-21  Matt Thomas  <matt@3am-software.com>
+
+	* config/vax/netbsd.h: Adjust a comment.
+	(TARGET_DEFAULT): Redefine as 0.
+
+2002-06-21  Richard Henderson  <rth@redhat.com>
+
+	* bb-reorder.c (make_reorder_chain_1): Search harder for the
+	vax casesi fallthru edge.
+	* cfglayout.c (cleanup_unconditional_jumps): Use
+	redirect_edge_succ_nodup.  Do not delete ADDR_VEC insns as dead.
+	* cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
+	block after ADDR_VEC.
+
+2002-06-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
+
+2002-06-21  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpperror.c (cpp_error): For traditional CPP, default to
+	diagnostics on pfile->line.
+	* cpplib.c (prepare_directive_trad): Set line number for
+	diagnostics for #define too.
+	* cpptrad.c (skip_whitespace): Skip comments properly.
+	(_cpp_expansions_different_trad): Initialize quote2.
+
+2002-06-21  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
+	* config/mmix/mmix.h: Ditto.
+	* config/mmix/mmix-protos.h: Ditto.
+	* config/mmix/mmix.c: Ditto.  Fix typo in comment.
+	* config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
+	comment.  Comment extra CC modes.
+
+2002-06-20 Jan Hubicka  <jh@suse.cz>
+
+	* cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
+	(scope_to_insns_finalize): Do not call set_block_levels; handle
+	sequences.
+	(choose_inner_scope): New.
+	* rtl.h (choose_inner_scope): Declare.
+
+2002-06-20  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
+	HOST_WIDE_INT.
+	* pa.c (pa_asm_output_mi_thunk): Likewise.
+	(n_deferred_plabels): Change type to size_t.
+	(output_deferred_plabels, output_call): Use size_t instead of int.
+
+2002-06-20  Richard Henderson  <rth@redhat.com>
+
+	PR target/4041
+	* config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
+	pattern and adjust constraints for coldfire.
+
+2002-06-20  Richard Henderson  <rth@redhat.com>
+
+	* explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
+
+2002-06-20  Chris Demetriou  <cgd@broadcom.com>
+
+	* config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
+
+2002-06-20  Chris Demetriou  <cgd@broadcom.com>
+
+	* config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
+
+2002-06-20  Stan Shebs  <shebs@apple.com>
+
+	* dominance.c: Include errors.h instead of error.h.
+
+2002-06-20  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cppexp.c (cpp_interpret_integer): Don't force traditional
+	numbers to be unsigned.
+	* cpplib.c (prepare_directive_trad): Set line number for
+	diagnostics.
+	* cpptrad.c (scan_out_logical_line): Continue scanning out
+	at start of buffer.
+	* gcc.c (trad_capable_cpp): Use cc1 always.
+
+2002-06-20  Jeffrey Law  <law@redhat.com>
+
+	* i386.h (TARGET_DEFAULT): Do not turn on frame pointer
+	elimination in leaf functions by default yet.
+
+2002-06-20  Richard Sandiford  <rsandifo@redhat.com>
+
+	* combine.c (make_extraction): Reapply to the argument of an ASHIFT.
+
+2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
+	multilibs.
+	* config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
+	Fixes PR other/6836.
+
+Thu Jun 20 19:42:21 CEST 2002  Jan Hubicka  <jh@suse.cz>
+			       Pavel Nejedly  <bim@atrey.karlin.mff.cuni.cz>
+
+	Mon Jun 10 20:42:34 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h: Do not include et-forest.h
+	(dominance_info): Declare as struct dominance-info.
+	* cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
+	deleting block.
+	* dominance.c (struct dominance_info): Define.
+	(BB_NODE, SET_BB_NODE): New macros.
+	(bb_hash_func, bb_eq_func): Kill.
+	(calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
+	nearest_common_dominator, dominated_by_p, recount_dominator,
+	add_to_dominance_info, delete_from_dominance_info): update for new
+	representation.
+	(get_dominated_by, redirect_immediate_dominators): Rewrite using
+	enumerate_sons.
+	* ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
+	find_if_case_1, find_if_case_2): Remove killed blocks from dominance
+	structure.
+
+	* et-forest.h: Update copyright; revamp all function to operate on
+	nodes
+	(et_forest_value): Kill.
+	(et_forest_enumerate_sons, et_forest_node_value): New.
+	* et-forest.c: Update copyright.
+	* et-forest.h: Update copyright; revamp all function to operate on
+	nodes
+	(et_forest_value): Kill.
+	(et_forest_enumerate_sons, et_forest_node_value): New.
+
+	Thu Jun  6 22:43:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h: Inlude et-forest.h
+	(basic_block_def): Kill dominator.
+	(dominance_info): New type.
+	(loops): Use dominace_info.
+	(dominace handling functions): Take dominace_info as argument
+	instead of bitmaps.
+	(create_preheader): Likewise.
+	* cfg.c (entry_exit_blocks): Kill dominator.
+	(dump_flow_info): Do not dump dominators.
+	* cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
+	dominators.
+	* cfgloop.c (flow_pre_header_find): Use dominacne_info.
+	(flow_loops_pre_header_scan, make_forwarder_block,
+	canonicale_loop_headers, flow_loops_find): Likewise.
+	* dominance.c: Include error.h
+	(idoms_to_doms): Kill.
+	(bb_hash_func, bb_eq_func): New static functions.
+	(debug_dominace_info): New global function.
+	(calculate_dominance_info): Use new et forest structure.
+	(free_dominace_info, get_immediate_dominator, set_immediate_dominator,
+	get_dominated_by, redirect_immediate_dominators,
+	nearest_common_dominator, dominated_by_p, verify_dominators,
+	recount_dominator, iterate_fix_dominators, add_to_dominace_info,
+	delete_from_dominance_info): New global functions.
+	* gcse.c (domnators): CHange to dominance_info.
+	(alloc_hoist_mem): Do not alloc dominators
+	(free_code_hoist_mem): Use free_dominance_info.
+	(compute_code_hoist_data): Use dominance_info.
+	(hoist_code): Likewise.
+	* ifcvt.c (post_dominators): Likewise.
+	(find_if_case_2, if_convert): Likewise.
+	* predict.c (process_note_predictions, process_note_prediction,
+	estimate-probability): Likewise.
+	* sched-rgn.c (find_rgns, init_regions): Likewise.
+	* ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
+	find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
+	* ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
+	find_evaluations, convert_to_ssa): Likewise.
+	* ssa.h (compute_dominance_frontiers): Likewise.
+
+	Thu Jun  6 22:57:34 CEST 2002  Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
+
+	* Makefile.in (et-forest.c): Add.
+	* et-forest.c: New file.
+	* at-forest.h: New file.
+
+2002-06-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
+	array size calculation.
+	* gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
+	Likewise.
+
+	* diagnostic.c (diagnostic_kind_text): Const-ify.
+	* gengtype.c (lang_names): Likewise.
+
+Thu Jun 20 17:25:29 CEST 2002  JAn HUbicka  <jh@suse.cz>
+
+	* combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
+
+2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/sol2.h: New file.
+	* config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
+	(sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
+	(sparc-*-chorusos*): Likewise.
+	(sparc-*-elf*): Likewise.
+	(sparc-*-rtems*, sparc-*-rtemself*): Likewise.
+	(sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
+	(sparc-hal-solaris2*): Likewise.
+	(sparc-*-solaris2*): Likewise.
+	(sparclite-*-elf*): Likewise.
+	(sparc86x-*-elf*): Likewise.
+	(sparc64-*-elf*): Likewise.
+
+	* config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
+	config/sol2.h.
+	(ASM_SPEC): Override config/sol2.h version for now.
+	Removed obsolete GAS_REJECTS_MINUS_S variant.
+	(WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
+	(HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
+	(TARGET_OS_CPP_BUILTINS): Likewise.
+	Assert system=unix.
+	(CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
+	(LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
+	config/sol2.h.
+	(SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
+	(ASM_CPU_SPEC): Define.
+	(SUBTARGET_EXTRA_SPECS): Define.
+
+	* config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
+	in config/sparc/sol2.h.
+	(ASM_SPEC): Moved to config/sol2.h.
+	(CPP_CPU_SPEC): Simplified.
+	(STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
+	consistency.
+	(STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
+	(STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
+	STARTFILE_ARCH64_SPEC.
+	(STARTFILE_SPEC): Moved to config/sol2.h
+	(SUBTARGET_EXTRA_SPECS): Add startfile_arch.
+	(LINK_ARCH32_SPEC): Moved to config/sol2.h.
+	(LINK_ARCH64_SPEC): Simplified.
+	(LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
+	(LINK_SPEC): Moved to config/sol2.h
+
+	* config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
+	config/sol2.h.
+	Use BITS_PER_WORD for size.
+	(WINT_TYPE, WINT_TYPE_SIZE): Likewise.
+	(HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
+	(CPP_PREDEFINES): Removed OS-specific part handled by
+	TARGET_OS_CPP_BUILTINS.
+	(CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
+	(CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
+	(ASM_SPEC): Moved to config/sol2.h.
+	(PREFERRED_DEBUGGING_TYPE): Likewise.
+	(STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
+	(SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
+	(TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
+	(TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
+
+	* config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
+	* config/i386/sol2gas.h: Removed.
+
+Thu Jun 20 12:14:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
+
+2002-06-16  Aldy Hernandez  <aldyh@redhat.com>
+
+	* gcc.c-torture/execute/simd-1.c: New.
+
+	* gcc.dg/simd-1.c: New.
+
+	* doc/extend.texi (Vector Extensions): Document that we can
+	specify simd types not specifically supported by the hardware.
+	Document that simd types can be used as function arguments.
+	Document that signness does make a difference in SIMD types.
+	Misc cleanups and revisions to the vector extensions section.
+
+	* simplify-rtx.c (simplify_subreg): Simplify subregs of vector
+	constants.
+
+	* expr.c (vector_mode_valid_p): New.
+
+	* expr.h: Add vector_mode_valid_p.
+
+	* defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
+
+	* c-common.c (type_for_mode): Always build vector nodes regardless
+	of VECTOR_MODE_SUPPORTED_P.
+	(handle_mode_attribute): Error if we can't emulate a nonexisting
+	vector mode.
+	(handle_vector_size_attribute): Same.
+
+	* optabs.c (expand_binop): Open-code vector operations.
+	(expand_unop): Open-code vector unops.
+	(expand_vector_binop): New.
+	(expand_vector_unop): New.
+
+	* c-typeck.c (build_binary_op): Allow vectors in binops.
+	Allow vectors in conditional operatiors.
+	(build_unary_op): Allow vectors in unary minus.
+
+	* config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
+	TARGET_ALTIVEC.
+
+2002-05-20  Richard Henderson  <rth@redhat.com>
+
+	* c-common.c (c_common_get_alias_set): Correctly handle characters.
+	Rearrange order of expressions; don't handle vectors here.
+	* alias.c (get_alias_set): Let vectors match their components.
+
+2002-06-19  Chris Demetriou  <cgd@broadcom.com>
+
+	* config/mips/mips.c (mips_emit_prefetch): Use hints which
+	match desired locality.
+
+2002-06-19  Dhananjay R. Deshpande  <dhananjayd@kpit.com>
+
+	* config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
+	(h8300_insert_attributes): New.
+
+2002-06-19  Akim Demaille  <akim@epita.fr>
+
+	* c-parse.in (initelt: identifier ':' initval): Add an empty
+	action to fix a type clash.
+	(aliasdecl, classdef): Add the missing closing `;'.
+	Whitespace changes.
+	* gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
+	$$ = $1 type clashes.
+
+2002-06-19  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.c (symbol_operand): New function.
+	(mips_emit_prefetch): Ditto.
+	* config/mips/mips-protos.h: Define.
+	* config/mips/mips.h (ISA_HAS_PREFETCH): Define.
+	(CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
+	(LEGITIMIZE_ADDRESS): Ditto.
+	* config/mips/mips.md (prefetch, prefetch_si_address,
+	prefetch_si, prefetch_di_address, prefetch_di): New patterns.
+
+2002-06-19  Eric Christopher  <echristo@redhat.com>
+
+	* config/fp-bit.h: Add unordered defines for gofast.
+
+2002-06-19  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
+	DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
+	DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
+	REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
+	checking and without it.
+	(decl_name, decl_mode_check_failed, regexp_name,
+	regexp_mode_check_failed): New functions.
+	(gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
+	gen_presence_set, gen_absence_set, gen_automaton,
+	gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
+	gen_regexp_sequence, gen_reserv, gen_insn_reserv,
+	automaton_decl_hash, automaton_decl_eq_p): Use the macros.
+	(find_automaton_decl): Ditto.  Set up mode of work_automaton_decl.
+	(insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
+	(find_insn_decl): Ditto.  Set up mode of work_insn_decl.
+	(decl_hash, decl_eq_p): Use the macros.
+	(find_decl): Ditto.  Set up mode of work_decl.
+	(process_excls, process_presence_absence, process_decls,
+	check_automaton_usage, process_regexp, process_regexp_decls,
+	check_usage, loop_in_regexp, check_loops_in_regexps,
+	process_regexp_cycles, add_advance_cycle_insn_decl,
+	initiate_states, initiate_excl_sets,
+	initiate_presence_absence_sets, copy_insn_regexp, transform_1,
+	transform_2): Use the macros.
+	(transform_3): Ditto.  Check mode before making transformations of
+	ALLOF.
+	(regexp_transform_func, transform_insn_regexps,
+	process_unit_to_form_the_same_automaton_unit_lists,
+	form_the_same_automaton_unit_lists_from_regexp,
+	form_the_same_automaton_unit_lists,
+	process_seq_for_forming_states, process_alts_for_forming_states,
+	create_alt_states, form_ainsn_with_same_reservs, make_automaton,
+	form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
+	estimate_one_automaton_bound, compare_max_occ_cycle_nums,
+	units_to_automata_heuristic_distr, create_ainsns,
+	units_to_automata_distr, create_automata): Use the macros.
+	(form_regexp): Ditto.  Fix typo in access to fields of ALLOF.
+	(longest_path_length, min_issue_delay_pass_states,
+	output_dead_lock_vect, output_tables, output_insn_code_cases,
+	output_internal_insn_latency_func, output_print_reservation_func,
+	output_description, output_automaton_units, generate): Use the
+	macros.
+	(make_insn_alts_attr): Ditto.  Check case when there are not
+	alternatives in the reservation.
+	(make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
+	make_bypass_attr, form_important_insn_automata_lists,
+	expand_automata): Use the macros.
+
+2002-06-20  Tim Josling  <tej@melbpc.org.au>
+
+	* Makefile.in: Clean up code to check for misspecified languages
+	in enable-languages.
+
+2002-06-19  Andrew Pinski <pinskia@physics.uc.edu>
+
+	* cpptrad.c (_cpp_replacement_text_len): initialize len.
+
+2002-06-19  Jason Merrill  <jason@redhat.com>
+
+	* Makefile.in (unstrap, restrap): New targets.
+	(bootstrap): Mention restrap.
+
+2002-06-19  Matt Kraai  <kraai@alumni.cmu.edu>
+
+	* except.c (ehl_free): Remove.
+
+	* doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
+	builtin_define and builtin_define_std.
+
+2002-06-19  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
+
+	* config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
+	(sCOND): Restrict operand class so that gcc knows how to reload them.
+	(bitfield_set): Merge two unnamed insn's using alternatives.
+	(call_value): Remove constraint on unused uperand.
+	(udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
+	(udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
+
+	* longlong.h (count_trailing_zeros): Escape newline and beautify.
+
+2002-06-19  Mark Mitchell  <mark@codesourcery.com>
+
+	* Makefile.in (QMTEST_DIR): Simplify definition.
+
+2002-06-19  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
+	#define.
+
+2002-06-19  Neil Booth  <neil@daikokuya.co.uk>
+
+	* cpphash.h (struct cpp_reader): Make date and time strings.
+	(_cpp_builtin_macro_text, _cpp_copy_replacement_text,
+	_cpp_replacement_text_len): New.
+	* cppinit.c (cpp_create_reader): Update.
+	(init_builtins): Register appropriate builtins for -traditional-cpp.
+	* cppmacro.c (new_number_token): Remove.
+	(_cpp_builtin_macro_text): New.
+	(builtin_macro): Use it.
+	(cpp_macro_definition): Update to handle traditional macros.
+	* cppmain.c (cb_line_change): Don't do column positioning for
+	traditional output.
+	* cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open.  New
+	state ls_fun_close.
+	(skip_whitespace): Fix.
+	(maybe_start_funlike): Don't set state.parsing_args.
+	(scan_out_logical_line): Remove duplicate error.  Use lex_state
+	rather than state.parsing_args.
+	(push_replacement_text): Handle builtins.
+	(_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
+
+2002-06-18  Hans-Peter Nilsson  <hp@axis.com>
+	    Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
+	attribute __always_inline__.
+
+2002-06-18  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
+	when generating the call to _mcount.
+	(NO_PROFILE_COUNTERS): Define.
+
+2002-06-18  Richard Henderson  <rth@redhat.com>
+
+	* print-rtl.c (print_rtx): Adjust NOTE argument numbers for
+	2002-06-02 change.
+
+Tue Jun 18 20:53:32 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* t-sh (MULTILIB_EXCEPTIONS): Set to ml.
+	config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
+	* config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
+	* config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
+
+	* sh-protos.h (sh_pr_interrupt): Declare.
+	* sh.c (sh_pr_interrupt): New function.
+	(print_operand, calc_live_regs, sh_expand_prologue): Use it.
+	(sh_hard_regno_rename_ok): Likewise.
+	* sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
+
+2002-06-18  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* rtl.def (DEFINE_AUTOMATON): Add description of new options
+	`time' and `v'.  Fix incorrect description of option `w'.
+
+	* doc/md.texi: Ditto.
+
+	* genautomata.c (TIME_OPTION, V_OPTION): New macros.
+	(gen_automata_option): Process the new options.
+	(transform_2, transform_3): Initialize some variables.
+	(initiate_automaton_gen): Use the new macros.
+
+2002-06-18  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
+	(mips_set_return_address, mips_restore_gp): Declare.
+	* config/mips/mips.h (struct mips_frame_info): Move to mips.c
+	(current_frame_info): Remove.
+	(INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
+	* config/mips/mips.c: Remove uses of current_frame_info.
+	(struct mips_frame_info): Moved from mips.h.  Remove 'insns_len'.
+	(struct machine_function): Add 'frame' and 'insns_len'.
+	(current_frame_info, zero_frame_info): Remove.
+	(mips_restore_gp, mips_set_return_address): New.
+	(mips_initial_elimination_offset): New.
+	* config/mips/mips.md (exception_receiver): Use mips_restore_gp.
+	(eh_return define_split): Use mips_set_return_address.
+
+2002-06-18  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplib.c (dtable): Update.
+	(end_directive): Decrement expansion prevention count.
+	Clear state.in_expression.
+	(prepare_directive_trad): Set state.in_expression.
+	Increment expansion prevention count.
+	* cpptrad.c (enum ls): New.
+	(_cpp_overlay_buffer): Set overlaid_buffer.
+	(_cpp_remove_overlay): Use overlaid_buffer.
+	(_cpp_read_logcial_line_trad): Update buffer when it might
+	have changed.
+	(scan_out_logical_line): Handle state transitions for assertions
+	and defined() in #if, and for funlike invocations including the
+	directive case.  Handle '<' and '>' as a quote mechanism in
+	#include.  Warn about unterminated macro invocations.
+	* cpphash.h (struct lexer_state): New member in_expression.
+	(struct cpp_reader): New member overlaid buffer.
+
+2002-06-18  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
+	__always_inline__.
+
+2002-06-18  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/ia64/ia64.md (doloop_end_internal): Correct rtl.
+
+	* doloop.c (doloop_optimize): Extract pattern from insn.
+
+2002-06-17  Matt Kraai  <kraai@alumni.cmu.edu>
+
+	* doc/extend.texi (Function Attributes): Remove `,...' from @var.
+
+2002-06-17  Jeff Law <law@redhat.com>
+
+	* libgcc2.c: Do not include symcat.h or machmode.h.
+
+2002-06-17  Richard Henderson  <rth@redhat.com>
+
+	PR target/6922
+	* expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
+
+2002-06-17  Tom Tromey  <tromey@redhat.com>
+
+	* dwarfout.c: Include function.h.
+
+2002-06-17  Andreas Schwab  <schwab@suse.de>
+
+	* print-rtl.c (print_rtx): Print space before vector, not after.
+	(debug_rtx): Clear sawclose before printing.
+	(debug_rtx_list): Print newline after each list element.
+	(debug_rtx_range): Likewise.
+
+2002-06-17  Richard Henderson  <rth@redhat.com>
+
+	* function.h (struct function) [funcdef_no]: Rename profile_label_no.
+	(current_function_funcdef_no): Similarly.
+	* function.c (funcdef_no): Similarly.
+	(prepare_function_start): Set current_function_funcdef_no.
+	(expand_function_start): Don't set current_function_profile_label_no.
+	* dwarf2out.h (current_funcdef_number): Remove.
+	* dwarf2out.c (current_funcdef_number): Remove.  Replace with
+	current_function_funcdef_no throughout.
+	* dwarfout.c, vmsdbgout.c: Similarly.
+	* except.c (sjlj_funcdef_number): Remove.
+	(sjlj_emit_function_enter): Use current_function_funcdef_no instead.
+	(output_function_exception_table): Likewise.
+	* final.c (profile_function): Use current_function_funcdef_no
+	instead of current_function_profile_label_no.
+
+2002-06-17  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* sched-ebb.c (init_ready_list): Check INSN_P first.
+
+Mon Jun 17 17:26:15 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.md (divsi3): Update way how to find insns in a sequence.
+
+	* reload1.c (merge_assigned_reloads): Don't change reloads
+	other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
+	to RELOAD_OTHER when there are conflicting input reloads.
+
+2002-06-17  Richard Earnshaw  (rearnsha@arm.com)
+
+	* function.c (epilogue_done): Correctly build a sequence of insns for
+	a sibcall epilogue.
+
+2002-06-17  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
+	#define.
+
+	* config/m32r/m32r.md: Replace gen_sequence with get_insns.
+
+2002-06-16  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
+	of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
+
+2002-06-16  Richard Henderson  <rth@redhat.com>
+
+	PR opt/6722
+	* regclass.c (globalize_reg): Update regs_invalidated_by_call.
+
+2002-06-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
+	* config/i386/i386-aout.h, config/i386/i386elf.h,
+	config/i386/sysv4.h: Remove CPP_PREDEFINES.
+	* config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
+	config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
+	config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
+	config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
+	CPP_PREDEFINES and part of CPP_SPEC.
+	* config/i386/sysv4-cpp.h: New.
+
+2002-06-16  Richard Henderson  <rth@redhat.com>
+
+	PR c/7030
+	* dwarf2out.c (modified_type_die): Don't assign the qualified die
+	to the unqualified type.
+
+Sun Jun 16 22:16:10 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386-protos.h (x86_field_alignment): Declare.
+	* i386.c (x86_field_alignment): Define.
+	* i386.h (ADJUST_FIELD_ALIGNMENT): New.
+	(BIGGEST_FIELD_ALIGNMENT): Kill.
+
+2002-06-16  Richard Henderson  <rth@redhat.com>
+
+	* vax.md (casesi): Use emit_jump_insn.  Tidy expander pattern.
+
+2002-06-16  Richard Henderson  <rth@redhat.com>
+
+	* c-common.c (flag_ms_extensions): Move from c++ front end.
+	* c-common.h (flag_ms_extensions): Declare.
+	* c-decl.c (c_decode_option): Add -fms-extensions.
+	(grokfield): Don't accept anonymous structures in ISO C mode;
+	accept only unnamed anonymous structures in GNU C mode; accept
+	Plan 9 extensions in MS mode.
+	* c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
+	SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
+	(extension): Clear flag_iso.
+	* doc/invoke.texi (C Dialect Options): Add -fms-extensions.
+
+2002-06-16  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/7042
+	* reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
+	early if current_function_epilogue_delay_list is non-empty.
+	* config/cris/cris.md ("return"): Add sanity check asserting that
+	current_function_epilogue_delay_list is empty.
+
+2002-06-16  Jeff Law <law@redhat.com>
+
+	* emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
+	sharing of hard registers.
+
+	* toplev.c (rest_of_compilation): Remove redundant conditional.
+
+	* toplev.c (rest_of_compilation): Perform a simpler, less costly
+	cleanup of the CFG when not optimizing.
+
+2002-06-16  Alan Modra  <amodra@bigpond.net.au>
+
+	* gcc.c (main): Correct startfile_prefix_spec check.
+
+2002-06-12  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config.gcc: Revert rth's patch of 2002-05-18.  Instead,
+	include both darwin.o and rs6000-c.o.
+
+2002-06-15  Roger Sayle  <roger@eyesopen.com>
+
+	* expr.c (compare_from_rtx): Call simplify_relational_operation
+	on all comparisons, not just those between integer constants,
+	with the correct (possibly unsigned) comparison code.
+	(do_compare_rtx_and_jump): Likewise.
+
+2002-06-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* Makefile.in (tm_defines): New configuration variable.
+	(cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
+	Pass tm_defines in TM_DEFINES.
+	(cs-tm_p.h): Rename DEFINES to XM_DEFINES.  Pass TM_DEFINES.
+	* config.gcc (tm_defines): New configuration variable.
+	(hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
+	pa-7100.h headers.  Change hppa1* scheduling default to 7100LC.
+	* configure.in: Substitute tm_defines.
+	* configure: Rebuilt.
+	* mkconfig.sh: Rename DEFINES to XM_DEFINES.  Output TM_DEFINES.
+	* doc/install.texi: Update.
+	* pa/pa-700.h: Delete file.
+	* pa/pa-7100.h: Delete file.
+
+2002-06-15  Roger Sayle  <roger@eyesopen.com>
+
+	* fold-const.c (comparison_to_compcode): New function to convert
+	an comparison TREE CODE into a bit-based representation.
+	(compcode_to_comparison): New function to convert from this bit
+	based representation back to a comparison TREE CODE.
+	(fold_truthop): Simplify (x<y) && (x==y) and related composite
+	comparisons.
+
+2002-06-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
+
+	* stor-layout.c (compute_record_mode): Remove check for
+	FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
+	MEMBER_TYPE_FORCES_BLK.  Pass new mode field to
+	MEMBER_TYPE_FORCES_BLK.
+
+	* config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
+
+	* config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
+
+2002-06-14  Jeff Sturm  <jsturm@one-point.com>
+
+	* config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
+
+2002-06-14  Steve Ellcey  <sje@cup.hp.com>
+
+	* configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
+	USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
+	* configure, config.in: Regenerate.
+
+2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
+
+	* loop.c (check_final_value): Use v->always_executed
+	instead of v->always_computable.
+	* unroll.c (final_giv_value): Don't calculate the final
+	value as a function of the biv if the giv is not computed
+	for every loop iteration.
+
+2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
+
+	* loop.c (for_each_insn_in_loop): Fix formatting and comments.
+
+2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
+
+	PR c/6677
+	* convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
+	the truncation down when the target type is signed.
+	[trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
+	* fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
+	the conversion if the target type is a smaller type.
+
+2002-06-14  Richard Henderson  <rth@redhat.com>
+
+	* fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
+	earlier.  Re-factor comparisons vs extrema.
+
+2002-06-14  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
+
+2002-06-14  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
+	* sched-deps.c (add_dependence): Likewise.
+	(group_leader): Likewise.
+	* sched-rgn.c (init_ready_list): Likewise.
+	* doc/rtl.texi: Adjust accordingly.
+
+2002-06-13  Jeffrey Law  <law@redhat.com>
+
+	* gcse.c (delete_null_pointer_checks_1): Inform caller if any
+	null pointer checks were eliminated.  Update prototype.
+	(delete_null_pointer_checks): Similarly.
+	* rtl.h (delete_null_pointer_checks): Update prototype.
+	* toplev.c (rest_of_compilation): Only run cleanup_cfg if
+	delete_null_pointer_checks deletes one or more null
+	pointer checks.  Do not run cleanup_cfg before gcse, the
+	CFG is accurate and optimized at that point..
+
+	* rs6000.c (rs6000_frame_related): Avoid unwanted sharing
+	of hard registers.
+
+2002-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* Makefile.in (libgcc.mk): Depend on specs.
+
+Fri Jun 14 12:15:11 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.md (mulsi3): Update way how to find insns in a sequence.
+
+Fri Jun 14 12:04:02 2002  Dhananjay R. Deshpande <dhananjayd@kpit.com>
+
+	* sh.h: Define HARD_REGNO_RENAME_OK
+	* sh.c: sh_hard_regno_rename_ok: New. If current function has
+	interrupt_handler attribute, only registers saved on stack are OK.
+	* sh-protos.h: Declare sh_hard_regno_rename_ok.
+
+2002-06-14  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	* config/sh/sh.md (jump): Emit jump insn.
+	(call_pcrel): Get pattern of the result of gen_call_site.
+	(call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
+
+2002-06-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (struct cpp_buffer): Remove saved_line_base.
+	* cpptrad.c: Update comments.
+	(skip_whitespace, copy_comment): Take a new parameter.
+	(skip_escaped_newlines): Don't duplicate escaped newline test.
+	(copy_comment): Different location for CUR, decide here how
+	to copy / replace the comment.
+	(skip_whitespace): Copy whitespace.
+	(_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
+	(scan_out_logical_line): Let copy comment handle keeping or
+	replacing comments.
+	(scan_parameters, _cpp_create_trad_definition): Update.
+
+2002-06-13  Alan Lehotsky  <apl@alum.mit.edu>
+
+	* reload.c (get_secondary_mem,find_reloads_address,
+	find_reloads_address_1): Pass reference to MEM to find_reloads_address
+	so that LEGITIMIZE_RELOAD_ADDRESS will be called.
+
+2002-06-13  Jessica Han  <jessica@cup.hp.com>
+
+	* defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
+	(TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
+	* doc/tm.texi: Document them.
+	* config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
+	(TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
+	(TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
+	(ASM_OUTPUT_FDESC): Likewise.
+
+2002-06-13  Eric Christopher  <echristo@redhat.com>
+
+	* diagnostic.c (output_format): Fix thinko.
+
+Thu Jun 13 22:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
+	(DWARF2_UNWIND_INFO): Define to 0.
+
+	* config/sh/sh.c (calc_live_regs): Don't use initial_value
+	optimization for PR_MEDIA_REG.
+
+2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (_cpp_lex_identifier_trad): Remove.
+	* cpplib.c (end_directive): Don't skip, always remove overlay
+	apart from #define.
+	(prepare_directive_trad): Handle NULL pfile->directive.
+	(_cpp_handle_directive): Always call prepare_directive_trad
+	if traditional.
+	* cppmain.c (check_multiline_token): Rename account_for_newlines,
+	generalize inputs.
+	(scan_translation_unit_trad): Use it.
+	* cpptrad.c (skip_comment): Rename copy_comment, copy comment to
+	output, get escaped newline in comment close correct.
+	(check_output_buffer, skip_whitespace): Update.
+	(_cpp_lex_identifier_trad): Remove.
+	(scan_out_logical_line): Handle -C and comments in directives
+	properly.
+
+Thu Jun 13 20:18:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
+	* config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
+	* sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
+	(SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
+	(SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
+	(SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
+	(SELECT_SH5_COMPACT_NOFPU): Likewise.
+	(TARGET_SWITCHES): Use them.
+	(TARGET_CPU_DEFAULT): Define if not already defined.
+	(TARGET_DEFAULT): Use it.
+	(LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
+	* config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
+	* config/sh/t-monolib: New file.
+
+2002-06-13  Roger Sayle  <roger@eyesopen.com>
+
+	* toplev.c (rest_of_compilation): Simplify (and correct) the
+	logic of the first delete-null-pointer-checks pass.
+
+Thu Jun 13 18:24:17 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (ix86_expand_movstr):  Fix pasto.
+
+Thu Jun 13 18:18:17 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* reload.c (find_valid_class):  Fix thinko in my previous patch.
+
+2002-06-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
+	* config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
+	(CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
+	(EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
+
+2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* tree-inline.c (expand_call_inline): Don' mess with _DECL
+	fields.
+
+2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.c (output_format): Recognize "%H" as a format
+	specifier for a location_t.
+	(text_specifies_location): New function.
+	(diagnostic_set_info): Use it.
+
+2002-06-13  Jeffrey Law  <law@redhat.com>
+
+	* emit-rtl.c (static_regno_reg_rtx): Define.
+	(init_emit_once): Initialize static_regno_reg_rtx.
+	(init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
+	of building new hard reg objects once per function.
+	(gen_rtx_REG): Try to share hard regs.
+	* regclass.c (init_fake_stack_mems): New function broken out from
+	init_regs.
+	* rtl.h (init_fake_stack_mems): Declare.
+	* toplev.c (lang_independent_init): Call init_regs before
+	init_emit_once.  Call init_fake_stack_mems after init_emit_once.
+
+	* i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
+
+	* alias.c (argument_registers): Remove.
+	(init_alias_once): Initialize static_reg_base_value here.  Remove
+	initialization of argument_registers.
+	(init_alias_once_per_function): Remove.
+	(init_alias_analysis): Copy all the entries from static_reg_base_value
+	into new_reg_base_value all at once.
+	* rtl.h (init_alias_once_per_function): Remove declaration.
+	* function.c (prepare_function_start): Do not call
+	init_alias_once_per_function.
+
+	* caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
+	starting a sequence and emitting an INSN.
+
+2002-06-13  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
+
+2002-06-13  David S. Miller  <davem@redhat.com>
+
+	* expmed.c (init_expmed): Remove duplicate init of 'reg'.
+
+2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplib.c (end_directive): Handle line skipping.  Only remove
+	the rest of the line if the directive was valid.
+	* cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
+	expanding a traditional macro.
+	* cpptrad.c (recursive_macro): New.
+	(read_logical_line_trad): Handle skipping.
+	(scan_out_logical_line): Continue after a successful directive.
+	Don't expand macros whilst skipping, or if recursing.
+	(_cpp_create_trad_definition): scan_out_logical_line now sets
+	the output current position.
+
+2002-06-12  Eric Christopher  <echristo@redhat.com>
+
+	From Chris Demetriou  <cgd@broadcom.com>
+	* config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
+	comment.
+	(ISA_HAS_MADD_MSUB): Ditto.
+	(ISA_HAS_NMADD_NMSUB): Ditto.
+
+2002-06-12  Eric Christopher  <echristo@redhat.com>
+
+	* config.gcc: Consolidate little endian handling and
+	little/big endian targets.
+	* config/mips/elfl.h: Remove file.
+	* config/mips/elfl64.h: Ditto.
+	* config/mips/ecoffl.h: Ditto.
+	* config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
+
+2002-06-12  Geoffrey Keating  <geoffk@redhat.com>
+
+	* gengtype.h (xvasprintf): New prototype.
+	(xasprintf): New prototype.
+	(struct outf): New.
+	(get_output_file): Return an outf_p.
+	(header_file): Is now an outf_p.
+	(base_files): Now are outf_p.
+	(oprintf): New.
+	* gengtype.c: Replace all output FILE * with outf_p; use oprintf
+	rather than stdio operations.  Use xasprintf in a few places,
+	when appropriate.
+	(xvasprintf): New.
+	(xasprintf): New.
+	(struct filemap): Delete.
+	(files): Delete.
+	(output_files): New.
+	(oprintf): New.
+	(create_file): Create an outf_p.  Add parameter to indicate output
+	file name, change all callers.
+	(open_base_files): Create gtype-desc.c here.
+	(get_output_file_with_visibility): Rewrite.
+	(get_output_file_name): Just look at 'name' field in struct outf.
+	(close_output_files): Rewrite.
+
+2002-06-12  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
+	(MASK_G_FLOAT): Define.
+	(TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
+	(TARGET_SWITCHES): Likewise.
+	(TARGET_DEFAULT): Likewise.
+
+2002-06-12  Daniel Jacobowitz  <drow@mvista.com>
+
+	* config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
+	* config/mips/mips.c (mips_output_filename): Don't print a
+	".file" directive if we are using DWARF-2.
+	(mips_output_function_prologue): Do not emit source file
+	name for TARGET_GAS.
+
+Wed Jun 12 16:45:13 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
+	decide whether emit the short opcode.
+	* i386.h (x86_shift1): Declare.
+	(TARGET_SHIFT1): New macro.
+	* i386.c (x86_shift1): New global variable.
+
+	* toplev.c (rest_of_compilation): Call find_basic_block pre-loop
+	unconditionally; make loop to rebuild CFG; kill unnecesary
+	find_basic_block calls; kill compute_bb_for_insn call.
+	* cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
+	* haifa-sched.c (sched_init): Likewise.
+	* ssa-ccp.c (ssa_const_prop): Likewise.
+	* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+
+2002-06-11  David S. Miller  <davem@redhat.com>
+
+	* emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
+	active_insn_p.
+
+2002-06-11  Richard Henderson  <rth@redhat.com>
+
+	* c-common.c (builtin_define_type_max): New.
+	(cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
+	__INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
+
+	From Joseph S. Myers:
+	* glimits.h: Rewrite to expect the double underscore definitions
+	from the compiler.
+
+	* config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
+	config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
+	config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
+	config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+	config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
+	config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
+	config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
+	__INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
+
+2002-06-11  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
+	(ALPHA_BUILTIN_SET_THREAD_POINTER): New.
+	(code_for_builtns): Update.
+	(alpha_init_builtins): Add __builtin_thread_pointer and
+	__builtin_set_thread_pointer.
+	(alpha_expand_builtin): Handle void builtins.
+	* doc/extend.texi (Alpha Built-in Functions): Update.
+
+2002-06-11  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/6997
+	* config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
+
+2002-06-11  Zack Weinberg  <zack@codesourcery.com>
+
+	* config.gcc: Make the name of the extra-modes file adjustable
+	by target stanzas.
+	(s390x, strongarm, xscale stanzas): Use this facility.
+	* configure.in: Update to match.
+	* configure: Regenerate.
+
+2002-06-11  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
+	max/mins as unsigned GE compares.
+
+2002-06-11  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
+	* config/vax/bsd.h: New file.
+	* config/vax/netbsd.h: Add missing notice.
+	(CPP_PREDEFINES): Remove.
+	(TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_SPEC): Use NETBSD_CPP_SPEC.
+	* config/vax/openbsd.h: Update copyright years.
+	(CPP_PREDEFINES): Remove.
+	(TARGET_OS_CPP_BUILTINS): Define.
+	* config/vax/ultrix.h: Likewise.
+	* config/vax/vaxv.h: Likewise.
+	* config/vax/vms.h: Likewise.
+	* config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES, CPP_SPEC): Remove.
+
+Wed Jun 12 01:50:28 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (addqi_1_slp, subqi_1_slp
+	(andqi_ext0, testqi_ext0): Remove unnecesary check.
+	(addhi*, addqi*): Simplify "dec" condition.
+	(testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
+	(and, or, xor to QImode splitters): New.
+	(iorqi_ext*): New.
+	(xorqi_ext_0): New.
+	(xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
+	(andqi_ext_1_rex64): New.
+	(ashrqi*_slp): New.
+	(ashlqi*_slp): New.
+	(lshlqi*_slp): New.
+	(rotrqi3*_slp): New.
+	(rotlqi3*_slp): New.
+
+2002-06-11  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
+	softfloat.h.
+	* config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
+	(CPP_ENDIAN_LITTLE_SPEC): Delete.
+	* config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
+	* config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
+	__LONG_DOUBLE_128__ setting, _CALL_* setting.
+	(CPP_DEFAULT_SPEC): Delete.
+	(CPP_FLOAT_DEFAULT_SPEC): Delete.
+	(CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
+	(CPP_SYSV_DEFAULT_SPEC): Delete.
+	(CPP_ENDIAN_BIG_SPEC): Delete.
+	(CPP_ENDIAN_LITTLE_SPEC): Delete.
+	(CPP_ENDIAN_SPEC): Delete.
+	(CPP_SPEC): Don't include cpp_endian, cpp_cpu.
+	(SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
+	cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
+	cpp_longdouble_default.
+	* config/rs6000/softfloat.h: Delete.
+	* config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
+	(EXTRA_SPECS): Delete cpp_cpu.
+	(TARGET_CPU_CPP_BUILTINS): New.
+	* config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
+	prototype.
+	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
+	* config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
+	(CPP_DEFAULT_SPEC): Delete.
+	* config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
+	* config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
+	* config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
+	(CPP_DEFAULT_SPEC): Delete.
+	* config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
+	(CPLUSPLUS_CPP_SPEC): Likewise.
+	(CPP_CPU_SPEC): Delete.
+	(CPP_DEFAULT_SPEC): Delete.
+	* config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
+	(CPLUSPLUS_CPP_SPEC): Likewise.
+	(CPP_CPU_SPEC): Delete.
+	(CPP_DEFAULT_SPEC): Delete.
+	* config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
+	(CPP_DEFAULT_SPEC): Delete.
+	* config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
+	(CPP_DEFAULT_SPEC): Delete.
+
+	* doc/gty.texi: Small updates.
+
+2002-06-12  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* objc/objc-act.c (warn_with_ivar): Adjust calls to
+	diagnostic_count_error.
+	(warn_with_method): Likewise.
+
+	* diagnostic.h (warnings_are_errors_message): New field of
+	diagnostic_context.
+	(diagnostic_count_error): Rename to diagnostic_count_diagnostic to
+	match semantics.
+	* diagnostic.c: Adjust calls to diagnostic_count_error through out.
+	(diagnostic_count_diagnostic): Make aware of other kinds of
+	diagnostics.
+	(diagnostic_initialize): Initialize warnings_are_errors_message field.
+
+2002-06-11  Tom Tromey  <tromey@redhat.com>
+
+	For PR java/6520:
+	* fold-const.c (fold_convert): Don't modify existing tree's type.
+
+2002-06-11  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
+
+2002-06-11  Richard Henderson  <rth@redhat.com>
+
+	* caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
+
+2002-06-11  Richard Henderson  <rth@redhat.com>
+
+	* defaults.h (EH_FRAME_SECTION_NAME): Don't define if
+	DWARF2_UNWIND_INFO is false.
+
+2002-06-11  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
+
+	* config/s390/s390.c (emit_prologue): gen_store_multiple
+	returns an insn now, not a pattern.
+
+2002-06-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* Makefile.in (gccinstall.dvi): Pass absolute pathnames to
+	$(TEXI2DVI) -o.
+
+Tue Jun 11 21:53:37 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (x86_promote_QImode): Set for Athlon
+	(x86_fast_prefix): New global variable.
+	(x86_arch_always_fancy_math_387): Fix formating.
+	* i386.h (x86_fast_prefix): Declare
+	(TARGET_FAST_PREFIX): define.
+	* i386.md (and to strict_low_part, HI to SI
+	promoting splitter): Use new macro.
+
+	* i386.h (RTX_COSTS): float_extend is not for free for SSE.
+
+2002-06-11  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (distclean): Delete junk left in testsuite
+	directory, too.
+
+2002-06-11  Jeffrey Law <law@redhat.com>
+
+	* emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
+	last insn created by the splitter.
+
+	* caller-save.c (init_caller_save): Move creation of SAVEINSN
+	and RESTINSN into into the scope of the sequence.
+
+	* mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
+	RETURN insns.
+
+	* loop.c (loop_regs_scan): Avoid useless generation of REG objects.
+
+	* mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
+	not the pattern.  So extract the pattern from the insn.
+
+	* mips.c (embedded_pic_fnaddr_reg): Fix typo.
+
+2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.md (movsi): Only use floating point
+	register alternatives when operands are already fprs.
+	(movdi_31, movdi_64): Likewise.
+
+2002-06-11  David S. Miller  <davem@redhat.com>
+
+	* emit-rtl.c (try_split): Do not abort on non-INSN_P.
+	Only run RTX equality checks on INSN_P rtl.
+
+2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.md (reload_base, ltorg): Remove.
+	* s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
+	s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
+	* s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
+	s390_asm_output_pool_prologue): Likewise.
+	* s390.h (s390_pool_start_insn): Likewise.
+
+	* s390.c (s390_output_symbolic_const): Remove support for
+	old-style pool chunks.
+	(s390_function_epilogue): Likewise.
+	(s390_output_constant_pool): Likewise.  Also, fix incorrect
+	alignment for 64-bit literal pools.
+	(print_operand_address): Remove 'y' and 'Y' format flags.
+	* s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
+	old-style pool chunks.
+	(ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
+	(ASM_OUTPUT_POOL_EPILOGUE): Remove.
+	(S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
+
+	* s390.c (consttable_operand): New function.
+	* s390-protos.h (consttable_operand): Declare it.
+	* s390.h (PREDICATE_CODES): Add consttable_operand.
+	* s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
+	consttable_sf, consttable_df, pool_start_31, pool_end_31,
+	pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
+	* s390.c (struct constant, struct constant_pool): New data types.
+	(constant_modes, gen_consttable): New variables.
+	(s390_start_pool, s390_end_pool, s390_add_pool,
+	s390_dump_pool, s390_free_pool): New functions.
+	(s390_chunkify_pool): Completely reimplement literal pool
+	overflow handling.
+
+	* s390.c (s390_pool_overflow): New variable.
+	* s390.h (s390_pool_overflow): Declare it.
+	* s390.md (cjump, icjump): Use it to adapt length for out-of-range
+	jumps in literal pool overflow situations.
+
+	* s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
+	(s390_frame_info): Account for possible use of RETURN_REGNUM
+	by new literal pool overflow code.
+	(s390_emit_prologue): Likewise.
+
+2002-06-05  David S. Miller  <davem@redhat.com>
+
+	Delete SEQUENCE rtl usage outside of reorg and ssa passes.
+	* rtl.h (gen_sequence, emit_insns, emit_insns_before,
+	emit_insns_before_scope, emit_insns_after,
+	emit_insns_after_scope): Delete declaration.
+	* ada/misc.c (insert_code_for): Use emit_insn* instead of
+	emit_insns_foo.
+	* config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
+	(alpha_set_memflags): Fix comment.
+	(set_frame_related_p): Use get_insns instead of gen_sequence.
+	* config/alpha/alpha.md (setjmp receiver splitter): Avoid
+	emitting no insns.
+	* config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
+	gen_sequence.
+	(arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
+	* config/fr30/fr30.c (fr30_move_double): Likewise.
+	* config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
+	Likewise.
+	* config/ia64/ia64.c (spill_restore_mem): Likewise.
+	* config/ia64/ia64.md (conditional move spliiter): Avoid emitting
+	no insns.
+	* config/m32r/m32r.c (gen_split_move_double): Use get_insns
+	instead of gen_sequence.
+	* config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
+	(mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
+	* config/sh/sh.c (sh_need_epilogue): Likewise.
+	* config/sparc/sparc.md (current_function_calls_alloca, flat): New
+	attributes.
+	(setjmp pattern and split): Use them to avoid splitter which emits
+	no RTL.
+	* genattrtab.c (main): Emit include of function.h
+	* config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
+	get_insns instead of gen_sequence.
+	* config/cris/cris.c (cris_split_movdx): Likewise.
+	* emit-rtl.c (emit_insns*): Kill.
+	(try_split): Expect insn list instead of SEQUENCE.
+	(make_jump_insn_raw, make_call_insn_raw): Fix comments.
+	(emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
+	Make them abort if a SEQUENCE is given and RTL checking is
+	enabled.
+	(emit_*_scope): Don't forget to set scope on final insn.
+	(gen_sequence): Move from here...
+	* ssa.c (gen_sequence): To here as private function.
+	* builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
+	comments.
+	(expand_builtin_return, expand_builtin_mathfn): Likewise.
+	(expand_builtin_strlen): Use get_insns instead of gen_sequence.
+	(expand_builtin_saveregs): Use emit_insn_foo, fix comments.
+	(expand_builtin_expect_jump): Use get_insns and fix comments.
+	* calls.c (try_to_integrate): Use emit_insn_foo.
+	(expand_call, emit_library_call_value_1): Likewise.
+	* expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
+	(emit_move_insn_1): Use get_insns instead of gen_sequence.
+	(expand_expr): Use emit_insn_foo.
+	* cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
+	* except.c (build_post_landing_pads): Likewise.
+	* flow.c (attempt_auto_inc): Likewise.
+	* stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
+	expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
+	* function.c (fixup_var_refs_insn): Use get_insns instead of
+	gen_sequence.
+	(fixup_var_refs_1): Likewise and expect insn list from gen_foo.
+	(fixup_memory_subreg): Use get_insns instead of gen_sequence.
+	(fixup_stack_1, purge_addressof_1, expand_main_function,
+	get_arg_pointer_save_area): Likewise.
+	(optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
+	expand_function_end): Use emit_insn_foo.
+	(record_insns, keep_stack_depressed): Work with insn list instead
+	of SEQUENCE, fix comments.
+	* ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
+	noce_try_store_flag_constants, noce_try_store_flag_inc,
+	noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
+	noce_try_minmax, noce_try_abs): Use emit_insn_foo.
+	(noce_process_if_block): Use get_insns instead of gen_sequence.
+	* optabs.c (add_equal_note): Work with insn list, fix comments.
+	(expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
+	(expand_unop, expand_complex_abs, expand_unop_insn,
+	expand_no_conflict_block): Likewise.
+	(gen_move_insn): Use get_insns instead of gen_sequence.
+	(gen_cond_trap): Likewise.
+	* integrate.c (copy_rtx_and_substitute): Likewise.
+	(emit_initial_value_sets): Use emit_insn_foo.
+	* reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
+	(fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
+	now that RTL generators give insn lists.
+	* sibcall.c (replace_call_placeholder): Use emit_insn_foo.
+	* doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
+	instead of gen_sequence.
+	(doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
+	* explow.c (emit_stack_save, emit_stack_restore): Use get_insns
+	instead of gen_sequence.
+	* loop.c (move_movables, emit_prefetch_instructions,
+	gen_add_mult, check_dbra_loop, gen_load_of_final_value):
+	Likewise.
+	(loop_regs_update): Work with insn list instead of SEQUENCE rtl.
+	(product_cheap_p): Likewise, and add commentary about RTL wastage
+	here.
+	* lcm.c (optimize_mode_switching): Use get_insns instead of
+	gen_sequence.
+	* profile.c (gen_edge_profiler): Likewise.
+	* regmove.c (copy_src_to_dest): Likewise.
+	* reg-stack.c (compensate_edge): Likewise and fix comment.
+	* gcse.c (process_insert_insn): Likewise.
+	(insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
+	* jump.c (delete_prior_computation): Update comment.
+	* genemit.c (gen_expand, gen_split, main): Use get_insns instead
+	of gen_sequence, update comments to match.
+	* recog.c (peephole2_optimize): Work with insn lists instead of
+	SEQUENCE rtl.
+	* sched-vis.c (print_pattern): Abort on SEQUENCE.
+	* unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
+	Use get_insns instead of gen_sequence.
+	(copy_loop_body): Likewise and don't emit dummy NOTE.
+	* genrecog.c: Don't mention SEQUENCE rtl in comments.
+	* combine.c (try_combine): Expect insn lists from split generator.
+	* reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
+	hand.
+
+2002-06-11  Roger Sayle  <roger@eyesopen.com>
+	    Andreas Jaeger <aj@suse.de>
+
+	* cfgbuild.c: Update copyright years.
+
+2002-06-11  Andreas Schwab  <schwab@suse.de>
+
+	* config/m68k/m68k.h (PREDICATE_CODES): Define.
+
+2002-06-11  Eric Christopher  <echristo@redhat.com>
+
+	* doc/tm.texi (Run-time Target): Add comment about flag_iso
+	and strict ANSI.
+	* config/mips/ecoff.h (CPP_PREDEFINES): Remove.
+	* config/mips/ecoffl.h: Ditto.
+	* config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
+	(CPP_PREDEFINES): Ditto.
+	* config/mips/elfl64.h: Ditto.
+	* config/mips/elfl.h: Ditto.
+	* config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
+	out until irix header consolidation.
+	* config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
+	with SUBTARGET_OS_CPP_BUILTINS.
+	* config/mips/iris6.h: Ditto.
+	(CPLUSPLUS_CPP_SPEC): Remove.
+	* config/mips/linux.h: Ditto.
+	* config/mips/netbsd.h: Ditto.
+	* config/mips/openbsd.h: Ditto.
+	* config/mips/rtems.h: Ditto.
+	* config/mips/rtems64.h: Ditto.
+	* config/mips/sni-svr4.h: Ditto.
+	* config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
+	ISA_MIPS32, ISA_MIPS64): New defines.
+	(GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
+	ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
+	ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
+	ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
+	(TARGET_CPU_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
+	* config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
+	(movdicc): Remove check for ISA_MIPS32.
+	 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
+	sunordered_df, sunordered_sf, sordered_df, sordered_sf,
+	sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
+	sunge_sf, sunle_df, sunle_sf): New patterns.
+
+2002-06-11  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update cppmain.o.
+	* cpphash.h (struct cpp_reader): Move some members to a
+	nested structure.
+	(trad_line): Rename saved_line.
+	(_cpp_read_logical_line_trad): Update.
+	(_cpp_remove_overlay): New.
+	* cppinit.c (cpp_create_reader): No need to set saved_line.
+	(cpp_destroy): Update.
+	(cpp_read_main_file): Only overlay if compiling.
+	* cpplex.c (continue_after_nul): Return false if in directive.
+	* cpplib.c (EXPAND): New.
+	(directive_table, SEEN_EOL): Update.
+	(end_directive): Remove overlay if traditional; don't skip
+	line in traditional #define.
+	(prepare_directive_trad): New.
+	(_cpp_handle_directive, run_directive): Update for traditional
+	directives.
+	(lex_macro_node): Simplify, don't use lex_identifier_trad.
+	* cpplib.h (struct options): Add preprocess_only.
+	* cppmain.c: Don't include intl.h.
+	(cpp_preprocess_file): Set options->preprocess_only.
+	(scan_translation_unit_trad): Fix, and print line numbers.
+	* cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
+	maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
+	save_replacement_text, _cpp_create_trad_definition): Update for
+	variable renaming.
+	(_cpp_overlay_buffer): Save line number.
+	(_cpp_remove_overlay): Rename from restore_buff, restore line.
+	(_cpp_read_logical_line_trad): Don't handle overlays here.
+	(scan_out_logical_line): Process directives.
+
+2002-06-11  Danny Smith  <dannysmith@users.sourforge.net>
+
+	* gthr-win32.h: Wrap functions in extern "C".
+	(__gthread_key_t): Typedef as unsigned long,
+	not win32 DWORD.
+	(__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
+	(__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
+	(__gthr_win32_once, __gthr_win32_key_create,
+	__gthr_win32_key_delete, __gthr_win32_getspecific,
+	__gthr_win32_setspecific, __gthr_win32_mutex_init_function,
+	__gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
+	__gthr_win32_mutex_unlock): Declare.
+	(__gthread_once,__gthread_key_create,
+	__gthread_key_delete, __gthread_getspecific,
+	__gthread_setspecific, __gthread_mutex_init_function,
+	__gthread_mutex_lock,__gthread_mutex_trylock,
+	__gthread_mutex_unlock): Call corresponding
+	__gthr_win32_* extern implementations if #defined
+	__GTHREAD_HIDE_WIN32API.
+	* config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
+	$(srcdir)/config/i386/gthr-win32.c
+	* config/i386/gthr-win32.c: New implementation file.
+	(__gthr_win32_once, __gthr_win32_key_create,
+	__gthr_win32_key_delete, __gthr_win32_getspecific,
+	__gthr_win32_setspecific, __gthr_win32_mutex_init_function,
+	__gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
+	__gthr_win32_mutex_unlock): New functions, based on
+	static inlines in gthr-win32.h.
+
+2002-06-10  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (override_options): Don't warn about
+	using -fpic or -fPIC when PIC is enabled by default.
+
+2002-06-10  Roger Sayle  <roger@eyesopen.com>
+
+	* toplev.c (rest_of_compilation): Revert flag_if_conversion change.
+
+2002-06-10  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (MACHMODE_H): Add @extra_modes_file@.
+	* configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
+	exists, substitute its pathname as @extra_modes_file@, define
+	EXTRA_MODES_FILE to be an appropriate string to #include it
+	with, and define EXTRA_CC_MODES to 1.
+
+	* machmode.def: Update comments.  Include EXTRA_MODES_FILE if
+	it's defined.  Get rid of redundancy in calling sequence for
+	CC; don't use it to define CCmode, to avoid a warning.
+	* libgcc2.c: Include symcat.h for the sake of machmode.def.
+
+	* arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
+	i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
+	pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
+	New files.
+	* arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
+	pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
+
+	* doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
+	defining extra CC modes.
+
+2002-06-10  Roger Sayle  <roger@eyesopen.com>
+	    Andreas Jaeger <aj@suse.de>
+
+	* cfgrtl.c (create_basic_block_structure):  Remove index argument
+	and use last_basic_block++ instead.  (create_basic_block): Update.
+	* cfgbuild.c (find_basic_blocks_1): Likewise.
+
+	* cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
+	* haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
+	* sched-ebb.c (schedule_ebbs): Likewise.
+	* sched-rgn.c (schedule_insns): Likewise.
+	* ssa-ccp.c (ssa_const_prop): Likewise.
+	* ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
+	* toplev.c (rest_of_compilation): Likewise.
+	* config/ia64/ia64.c (ia64_reorg): Likewise.
+
+2002-06-10  Roger Sayle  <roger@eyesopen.com>
+
+	* simplify-rtx.c (simplify_replace_rtx): Allow replacement
+	of matching registers.
+
+2002-06-10  Roger Sayle  <roger@eyesopen.com>
+
+	* toplev.c (rest_of_compilation): Disable early if-conversion pass.
+	* gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
+
+2002-06-10  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.h: Improve comments.
+	(CPP_SPEC, CPP_PREDEFINES): Don't define.
+	(TARGET_CPU_CPP_BUILTINS): Define.
+	(CANONICALIZE_COMPARISON): Don't define, replace with comment.
+	(PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
+	unused predicate.
+	* config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
+	compiler warning.
+	(mmix_constant_address_p): Remove another
+	redundant test before case.
+	(mmix_canonicalize_comparison): Remove unused function.
+	(mmix_print_operand_address): Don't test and adjust for operand in
+	non-canonical format.
+	(mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
+	(mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
+
+2002-06-10  Zack Weinberg  <zack@codesourcery.com>
+
+	* config/m32r/m32r.h: Don't define SELECT_CC_MODE.
+	* config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
+	* config/m32r/m32r.c: Don't define m32r_select_cc_mode.
+	(gen_compare): Use CCmode unconditionally.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/6759
+	* cse.c (cse_insn): Fold src_eqv just once, store it folded back into
+	the REQ_EQUAL note.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6660
+	* c-decl.c (grokfield): Allow user defined types if they declare
+	structs or unions for unnamed fields.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6809
+	* print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/6842
+	* combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
+	operand subreg cannot be simplified.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
+	(compare_constant): Likewise.
+	(output_addressed_constants): Likewise.
+
+2002-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
+	merge bb with itself.
+
+2002-06-10  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
+	(builtin_zapnot): Likewise.
+
+	* config/alpha/ev5.md: Don't combine shift and mvi insns in one
+	reservation.
+
+2002-06-10  Eric Christopher  <echristo@redhat.com>
+
+	* config/i386/i386.c (ix86_osf_output_function_prologue): Remove
+	prototype and function.
+	(TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
+	(call_insn_operand): Remove half pic references.
+	(legitimate_address_p): Ditto.
+	* config/i386/i386.h: Remove half pic defines.
+
+2002-06-10  Eric Christopher  <echristo@redhat.com>
+
+	* doc/extend.texi (Return Address): Add note explaining the side-
+	effects of inlining on __builtin_return_address.
+
+2002-06-10  Tom Tromey  <tromey@redhat.com>
+
+	* Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
+	(c-common.o): Depend on langhooks.h.
+
+2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (_cpp_read_logical_line_trad,
+	_cpp_expansions_different_trad): Update prototypes.
+	* cpplex.c (continue_after_nul): New.
+	* cppmain.c: Include cpphash.h.
+	(scan_translation_unit_trad): New.
+	(cpp_preprocess_file): Call it.
+	* cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
+	overlay.
+	(_cpp_expansions_different_trad): Update prototype.
+
+Mon Jun 10 18:02:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	Fix cfi generation for SH[1-4]:
+
+	* sh.c (frame_insn): New function.
+	(output_stack_adjust): Add parameter emit_fn.  All callers changed.
+	(push): Now returns rtx.  Use frame_insn.
+	(sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
+	of a DF register.
+	* sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
+
+2002-06-10  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
+	and gtype-desc.c.
+	(mostlyclean): Delete specs.h, options.h, gencheck.h here...
+	(distclean): ... not here.  But do delete all testsuite/*.log,
+	testsuite/*.sum files here.  Delete mkheaders.  Delete
+	po/*.gmo and the testsuite directory in a split tree build.
+
+2002-06-10  Jeffrey Law  <law@redhat.com>
+
+	* alias.c (static_reg_base_value): New to hold RTL for
+	items allocated once per function for the aliasing code.
+	(init_alias_once_per_function): Initialize static_reg_base_value.
+	(init_alias_analysis): Avoid throw-away allocations of RTL by
+	using pre-computed values in static_reg_base_value.
+	* function.c (prepare_function_start): Call
+	init_alias_once_per_function appropriately.
+	* rtl.h (init_alias_once_per_function): Declare.
+	* caller-save (init_caller_save): Restructure slightly to
+	avoid lots of silly RTL generation.
+	* expr.c (init_expr_once): Likewise.
+	* reload1.c (reload_cse_regs_1): Allocate throw-away register
+	RTL object here.  Pass it into children.
+	(reload_cse_simplify_operands): Use passed-in register RTL
+	object.
+	(reload_cse_simplify): Pass through throw-away register
+	RTL object.
+
+2002-06-10  Daniel Berlin  <dberlin@dberlin.org>
+
+	* Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
+
+2002-06-10  Richard Sandiford  <rsandifo@redhat.com>
+
+	* gcc.c (process_command): Avoid assignment to read-only location.
+	Fix sizeof calculation.
+
+2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (struct cpp_macro): Put comments on their own lines.
+	(_cpp_expansions_different_trad): New.
+	* cppmacro.c (warn_of_redefinition): Fix for traditional case.
+	* cpptrad.c (canonicalize_text): New.
+	(scan_out_logical_line): Handle no arguments correctly.
+	(save_replacement_text): Commit memory when finished.
+	(_cpp_expansions_different_trad): New.
+
+2002-06-10  Tim Josling  <tej@melbpc.org.au>
+
+	* gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
+	TREELANG and COBOL.
+	(lang_names): Add treelang and cobol.
+	(get_file_basename): Add code to support treelang and cobol as
+	4th and 5th users of c-common.c.
+
+2002-06-09  Geoffrey Keating  <geoffk@redhat.com>
+
+	* Makefile.in (install-driver): Install driver as
+	$(target_alias)-gcc-$(version).
+	* gcc.c (spec_version): Make const.
+	(process_command): Handle -V and -b by using exec.
+	* doc/invoke.texi (Target Options): Restore -V option,
+	update docs for -b option.
+
+2002-06-10  Tim Josling  <tej@melbpc.org.au>
+
+	* configure.in (remaining_languages_check):
+	Added check that all languages specified were found.
+	Exit if not found. Previous behavior was silent failure.
+	* configure: Regenerated.
+
+2002-06-10  Tim Josling  <tej@melbpc.org.au>
+
+	 First steps to making treelang documentation compliant, based on
+	 instructions in sourcebuild.texi. Also add to gcc.c list of
+	 default languages.
+
+	* doc/contrib.texi: Add self as contributor of treelang.
+
+	* doc/frontends.texi: Add mention of treelang.
+
+	* doc/invoke.texi (Overall Options): Add mention of treelang.
+
+	* doc/standards.texi:  Add mention of treelang.
+
+2002-06-09  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c: Include ggc.h
+
+2002-06-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (_cpp_push_text_context): Update.
+	(_cpp_arguments_ok): New.
+	* cppmacro.c (_cpp_arguments_ok): New, split out from...
+	(collect_args): ...here.
+	(_cpp_push_text_context): Change inputs.
+	* cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
+	replace_args_and_push): New.
+	(lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
+	Don't use IS macros directly.
+	(scan_out_logical_line): Handle function-like macro argument
+	collection.
+	(push_replacement_text): Update.
+	(replacement_length): Remove.
+	(_cpp_create_trad_definition): Don't skip whitespace before
+	checking for '('.
+
+2002-06-09  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_mcu_types): Update for new devices.
+	* config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
+	(LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
+	* config/avr/avr.md ("type" and "length" attributes): New type
+	"xcall", length 1 or 2 if AVR_MEGA.  Use in all patterns that
+	output a single "call" or "rcall" insn depending on device size.
+	* config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
+
+2002-06-09  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
+	synonym for 630.  Add power4.  Remove embedded processors.  Use -m604
+	assembler option.
+	(CPP_CPU_SPEC): Add power3 and power4.
+	(PROCESSOR_DEFAULT): Change to 604e.
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
+	(CPP_CPU_SPEC): Similar additions.
+	(enum process_type): Add POWER4.
+	(RTX_COSTS): Add POWER4.
+	(CPP_CPU_SPEC): Similar additions.
+	* config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
+	(PROCESSOR_DEFAULT64): Define.
+	* config/rs6000/rs6000.c (rs6000_override_options): Add power4.
+	(rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
+	branch adjustment.
+	(rs6000_issue_rate): Add Power4.
+	* config/rs6000/rs6000.md (cpu attr): Add power4.
+	(iu compare): Remove 604, 604e, 620, 630.
+	Add basic Power4 scheduling information.
+	(mfcr/mtcrf): Change type attribute to cr_logical.
+
+2002-06-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* gengtype.h (error_at_line): Use PARAMS, not VPARAMS.  Add
+	ATTRIBUTE_PRINTF_2.
+	* gengtype-lex.l: Fix format specifier warning.
+
+	* genautomata.c: Don't include ctype.h or limits.h.  Use ISSPACE,
+	not isspace.
+	* gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
+	lieu of isspace/IDchar.
+	* gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
+	* read-rtl.c: Likewise for ctype.h.  Don't define ISDIGIT or
+	ISSPACE.
+
+2002-06-08  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (LIBCPP_OBJS): Take out version.o.
+	* cpphash.h (cpp_reader): Take out print_version member.
+	* cppinit.c: (cpp_handle_option): Don't do anything with
+	-version.  Just set help_only for --version, --target-help.
+	Just set verbose option for -v.
+	(cpp_post_options): Don't print a version string.
+
+2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
+	(avr_section_type_flags): New, handle .noinit* sections.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
+	and include netbsd_entry_point.
+	(SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
+	(NETBSD_ENTRY_POINT): Define.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
+	if not already defined.
+	(EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
+
+2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_regs_to_save): No need to save any registers
+	in a noreturn function.
+	(avr_output_function_prologue, avr_output_function_epilogue):
+	Correct function size calculation.  Do not crash on empty function.
+	(avr_output_function_epilogue): No need for epilogue after a BARRIER.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
+	netbsd_link_spec and netbsd_entry_point.
+	(LINK_SPEC): Use %(netbsd_link_spec).
+	(NETBSD_ENTRY_POINT): Define.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
+	linker emulation.
+	(LINK_ARCH64_SPEC): Likewise.
+	(LINK_SPEC, NETBSD_ENTRY_POINT): Define.
+	(SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
+
+2002-06-08  Marc Espie  <espie@openbsd.org>
+
+	* lists.c (free_list):  Fix typo in comment.
+
+2002-06-08  Andreas Jaeger  <aj@suse.de>
+
+	* lcm.c (optimize_mode_switching): Add unused attribute for
+	variable.
+
+	* sched-deps.c (sched_analyze): Remove unused variable.
+
+2002-06-08  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.def: Don't capitalize diagnostict descriptors.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
+	(LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
+	(NETBSD_ENTRY_POINT): Define.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/i386/netbsd-elf.h (LINK_SPEC): Define as
+	NETBSD_LINK_SPEC_ELF.
+	(SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
+	(NETBSD_ENTRY_POINT): Define.
+	* config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
+	(SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
+	netbsd_entry_point.
+	(NETBSD_ENTRY_POINT): Define.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
+	netbsd_link_spec and netbsd_entry_point.
+	(LINK_SPEC): Use %(netbsd_link_spec).
+	(NETBSD_ENTRY_POINT): Define.
+
+2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/netbsd-elf.h (LINK_SPEC): Rename to...
+	(NETBSD_LINK_SPEC_ELF): ...this.  Use %(netbsd_entry_point)
+	to specify program entry point.
+
+2002-06-07  Jeff Law <law@redhat.com
+
+	* emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
+	* combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
+	than creating a new register.
+	(distribute_notes): Likewise.
+	* df.c (df_reg_use_gen): Likewise.
+	(df_reg_clobber_gen): Likewise.
+	(df_ref_record): Likewise.
+	* expr.c (use_regs): Likewise.
+	* flow.c (propagate_one_insn): Likewise.
+	(mark_set_1): Likewise.
+	(mark_used_reg): Likewise.
+	* reload.c (emit_reload_insns): Likewise.
+
+2002-06-07  Roger Sayle  <roger@eyesopen.com>
+
+	* simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
+	(ne (comp x y) 0) into (comp x y) where comp is a comparison code.
+	Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
+	comparison code comp can be reversed.
+
+2002-06-07  Roger Sayle  <roger@eyesopen.com>
+
+	* fold-const.c (fold) [EQ_EXPR]:  Place both integer and real
+	constants last in comparisons.  Optimize (x+1.0)>0.0 into the
+	equivalent x > -1.0 when -ffast-math.
+
+2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
+	* config/mips/t-netbsd: New file.
+
+2002-06-07  Zack Weinberg  <zack@codesourcery.com>
+
+	* cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
+	options their own entries.
+	(parse_option): Clarify comment.
+	(cpp_handle_option): Remove 'ignore' parameter and OPT_W
+	special case.  Replace if/strcmp chain for -W options with
+	use of new OPT_* entries for them.
+	(cpp_handle_options): Update to match.
+	* cpplib.h: Remove last parameter to cpp_handle_option from prototype.
+	* c-decl.c: Update call to cpp_handle_option.
+
+2002-06-07  Akim Demaille  <akim@epita.fr>
+
+	* gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
+	Whitespace changes.
+
+2002-06-07  Jeffrey Law  <law@redhat.com>
+
+	* sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
+	on empty lists.
+
+2002-06-07  H.J. Lu  (hjl@gnu.org)
+
+	* configure.in: Add --enable-__cxa_atexit.
+	* configure: Regenerated.
+	* config.in: Likewise.
+
+	* defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
+	not defined.
+
+2002-06-07  Gabriel Dos Reis  <gdr@merlin.nerim.net>
+
+	* diagnostic.c (diagnostic_build_prefix): Fix initialization.
+
+2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
+
+2002-06-07  Jason Merrill  <jason@redhat.com>
+
+	* cppexp.c (num_equality_op): Use a temporary variable to work
+	around gcc 3.0.4 bug.
+
+2002-06-07  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.c (diagnostic_build_prefix): Tidy.
+
+2002-06-07  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
+	scan_parameters, save_replacement_text, replacement_length): New.
+	(scan_out_logical_line): Take a macro and save parameters if
+	non-NULL.
+	(_cpp_logical_line_trad): Update.
+	(_cpp_create_trad_definition): Update to handle function-like
+	macros.
+	* cpplex.c (new_buff): Update.
+	(struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
+	* cpphash.h: ...here.
+	(CPP_ALIGN2, _cpp_save_parameter): New.
+	* cppmacro.c (save_parameter): Rename, export.
+	(parse_params): Update.
+
+2002-06-07  Andreas Jaeger  <aj@suse.de>
+
+	* config/mmix/mmix.c: Remove extra broken prototype for
+	mmix_init_machine_status.
+
+2002-06-06  Geoffrey Keating  <geoffk@redhat.com>
+
+	* gengtype.c: Add comments before all the routines.
+
+2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
+	from and add t-sh64 to ${tmake_file}.
+	(sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
+	* config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
+	* config/sh/t-netbsd-sh5-32: Remove.
+	* config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
+	MULTILIB_ENDIAN.
+	(MULTILIB_DIRNAMES): Define.
+
+Thu Jun  6 23:14:46 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (and promoting splitters): Disable QI to SImode promoting
+	when doing so changes immediate to be 32bit.
+
+	* rtl.h (emit_*_scope): Declare.
+	* emit-rtl.c (emit_*_scope): New global functions.
+	(try_split): Copy scope.
+	* ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
+	noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
+	noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
+	noce_process_if_block, find_cond_trap): Copy scopes.
+	* recog.c (peephole2_optimize): likewise.
+
+2002-06-06  Jeffrey Law  <law@redhat.com>
+
+	* h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
+
+Thu Jun  6 21:06:25 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
+
+2002-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* Makefile.in (TEXI_GCCINSTALL_FILES): Define.
+	($(docdir)/gccinstall.info): New target.
+	(info): Depend on it.
+	(gccinstall.dvi): New target.
+	(dvi): Depend on it.
+	* doc/.cvsignore: Ignore new info files.
+	* doc/install.texi (@setfilename): Reflect new info filename.
+
+Thu Jun  6 15:57:23 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
+	on an UNSPEC.
+
+Thu Jun  6 07:17:43 2002  Nicola Pero  <n.pero@mi.flashnet.it>
+
+	PR objc/6834
+	* objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
+	c_common_get_alias_set.
+	(LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
+
+2002-06-06  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
+	functions.
+	* rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
+	* avr/avr.c (avr_output_function_epilogue): Use above to determine
+	function size.
+	* pa/pa.c (pa_output_function_prologue): Likewise.
+
+2002-06-05  David S. Miller  <davem@redhat.com>
+
+	* integrate.c (subst_constants): Handle 'B' RTL format.
+
+2002-06-05  Eric Christopher  <echristo@redhat.com>
+
+	* varasm.c (make_decl_rtl): Fix comment for removed
+	halfpic.c.
+
+2002-06-05  Eric Christopher  <echristo@redhat.com>
+
+	* Makefile.in: Remove missed halfpic bits.
+
+2002-06-05  Eric Christopher  <echristo@redhat.com>
+
+	* toplev.c: Remove half-pic.
+	* config/mips/mips.c: Ditto.
+	* config/mips/mips.h: Ditto. Remove unused defines.
+	* config/mips/openbsd.h: Update comment to reflect above.
+	* config/mips/mips.md: Remove half-pic constraints.
+	* halfpic.h: Delete.
+	* halfpic.c: Ditto.
+
+2002-06-05  Jeffrey Law  <law@redhat.com>
+
+	* pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
+	rejects (mem (lo_sum (reg) (unspec))), but will allow
+	(mem (lo_sum (reg) (symbol_ref)) for PA2.0.
+
+2002-06-05  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (_cpp_create_definition): Update prototype.
+	(_cpp_push_text_context, _cpp_create_trad_definition): New.
+	( cpp_lex_identifier_trad): New.
+	(_cpp_set_trad_context): New.
+	* cppinit.c (cpp_finish_options): Don't conditionalize builtins.
+	* cpplib.c (SEEN_EOL): Update.
+	(lex_macro_node): Update for -traditional.
+	(cpp_push_buffer, _cpp_pop_buffer): Similarly.
+	* cppmacro.c (_cpp_create_definition): Split into
+	create_iso_definition() and _cpp_create_trad_definition().
+	(warn_of_redefinition): Update prototype; handle traditional
+	macros.
+	(_cpp_push_text_context): New.
+	* cpptrad.c (skip_whitespace, push_replacement_text): New.
+	(lex_identifier): Call ht_lookup with correct start.
+	(_cpp_lex_identifier_tradm _cpp_create_trad_definition,
+	_cpp_set_trad_context): New.
+	(scan_out_logical_line): Update to handle changing contexts.
+
+Wed Jun  5 20:42:31 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config.gcc (sh-*-elf*,  sh64*-*-elf*): Unify.
+	(shl*-*-elf*): Add.
+	* config/sh/t-be (MULTILIB_ENDIAN): Set.
+	* config/sh/t-le (MULTILIB_ENDIAN): Likewise.
+	* t-sh (MULTILIB_ENDIAN): Set.
+	(MULTILIB_OPTIONS): Use it.
+	* t-sh64 (MULTILIB_OPTIONS): Likewise.
+	(MULTILIB_DIRNAMES): Likewise.
+
+2002-06-05  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* toplev.h (report_error_function): Remove.
+
+	* diagnostic.h (location_t): New datatype.
+	(text_info): Likewise.
+	(diagnostic_info): Likewise.
+	(output_prefix): New macro.
+	(diagnostic_last_function_changed): Likewise.
+	(diagnostic_set_last_function): Likewise.
+	(diagnostic_last_module_changed): Likewise.
+	(diagnostic_set_last_module): Likewise.
+	(report_diagnostic): Now macro.
+	(diagnostic_set_info): Declare.
+
+	* diagnostic.c (report_problematic_module): Rename to
+	diagnostic_repor_current_module.
+	(set_diagnostic_context): Remove.
+	(count_error): Rename to diagnostic_error_count.
+	(error_function_changed): Remove.
+	(record_last_error_function): Likewise.
+	(error_module_changed): Likewise.
+	(record_last_error_module): Likewise.
+	(context_as_prefix): Rename to diagnostic_build_prefix.
+	(flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
+	(diagnostic_set_info): New function.
+
+	* objc/objc-act.c: #include diagnostic.h
+	(error_with_ivar): Adjust call to count_error.
+	(warn_with_method): Likewise.
+	* objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
+
+2002-06-05  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_build_va_list): Use
+	lang_hooks.types.make_type instead of make_node; set up
+	__va_list_tag type decl.
+	(xtensa_builtin_saveregs): Remove broken use of
+	RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
+	for saved registers; add varargs alias set.
+
+2002-06-05  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config:
+	* alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
+	* i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
+	CPP_PREDEFINES and part of CPP_SPEC.
+	i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
+	i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
+
+Wed Jun  5 15:20:58 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
+
+2002-06-05  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
+
+2002-06-04  Zack Weinberg  <zack@codesourcery.com>
+
+	* gengtype-yacc.y: Make sure all rules end with a semicolon.
+
+2002-06-04  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
+	typo in function prototype and include "ggc.h" header.
+
+2002-06-04  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
+	(print_operand) ['U']: Likewise.
+	(alpha_expand_unaligned_store): Correct constants for 32-bit cross.
+	(alpha_expand_unaligned_store_words): Likewise.
+	(alpha_expand_builtin_vector_binop): Fix typo.
+	(enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
+	umulh, and cix insns.
+	(one_arg_builtins): Add cix builtins.
+	(two_arg_builtins): Add ext, ins, msk, umulh builtins.
+	(alpha_expand_builtin): Fix typo in arity.
+	* config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
+	(builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
+	builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
+	builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
+	builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
+	builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
+	builtin_ctlz, builtin_ctpop): New.
+	* doc/extend.texi (Alpha Built-in Functions): Update.
+
+2002-06-04  Geoffrey Keating  <geoffk@redhat.com>
+
+	* gengtype.c (write_gc_root): Don't unnecessarily prevent
+	global variable-length arrays being roots.
+
+	* config.gcc (powerpc-*-darwin*): Set config_gtfiles.
+	* configure.in (config_gtfiles): New variable.
+	(all_gtfiles): Initialize from config_gtfiles.
+	* configure: Regenerate.
+
+2002-06-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config/i386:
+	* beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
+	i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
+	mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
+	sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
+	win32.h	(CPP_SPEC): Remove cpp_cpu.
+	* i386.h (TARGET_CPU_CPP_BUILTINS): Use.
+	(CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
+
+2002-06-04  Janis Johnson  <janis187@us.ibm.com>
+
+	* config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
+
+2002-06-04  Jeff Law <law@redhat.com.
+	    David Edelsohn <edelsohn@gnu.org>
+	    Michael Matz <matz@kde.org>
+
+	* sched-int.h (struct deps): New field libcall_block_tail_insn.
+	* sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
+	* sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
+	is set, then mark the current insn as being part of a libcall
+	scheduling group.
+	(sched_analyze): Set and clear libcall_block_tail_insn appropriately.
+
+	* haifa-sched.c (schedule_block): Do not count USE or CLOBBER
+	insns against the issue rate.
+
+Tue Jun  4 19:29:42 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
+	* final.c (final_scan_insn): Likewise.
+	* ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
+	NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
+	* haifa-sched.c (unlink_other_notes): Likeewise.
+	(reemit_notes): Likewise.
+	* print-rtl.c (print_rtx): Likewise.
+	* sched-deps (sched-analyze): Likewise.
+	* rtl.c (note_insn_name): Likewise.
+	* rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
+	(enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
+	(RANGE_*): Kill.
+
+2002-06-04  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* varasm.c (mark_constants): Handle RTX format 'B'.
+
+2002-06-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
+	(struct cpp_context): Add traditional fields.
+	* cppmacro.c (paste_all_tokens, push_ptoken_context,
+	push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
+	* cpptrad.c (skip_comment, lex_identifier,
+	_cpp_read_logical_line_trad, scan_out_logical_line): Update.
+
+2002-06-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* gbl-ctors.h: Fix formatting.
+	* gcc.c: Likewise.
+	* gccspec.c: Likewise.
+	* gcov.c: Likewise.
+	* gcov-io.h: Likewise.
+	* gcse.c: Likewise.
+	* ggc-common.c: Likewise.
+	* ggc.h: Likewise.
+	* ggc-page.c: Likewise.
+	* ggc-simple.c: Likewise.
+	* global.c: Likewise.
+	* graph.h: Likewise.
+	* gthr-dce.h: Likewise.
+	* gthr.h: Likewise.
+	* gthr-posix.h: Likewise.
+	* gthr-rtems.h: Likewise.
+	* gthr-solaris.h: Likewise.
+	* gthr-win32.h: Likewise.
+
+2002-06-03  Geoffrey Keating  <geoffk@redhat.com>
+
+	Merge from pch-branch:
+
+	* gengtype.h (UNION_OR_STRUCT_P): New macro.
+	* gengtype.c (write_gc_structure_fields): Use it.
+	(write_gc_root): Use it here too.
+
+	* gengtype.c (write_gc_structure_fields): Assume that lengths
+	of typenames fit into an 'int'; don't pass a size_t to "%d" in
+	printf.
+	(write_gc_marker_routine_for_structure): Likewise.
+	(write_gc_types): Likewise.
+	(write_gc_root): Likewise.
+
+	* varray.h (VARRAY_CLEAR): New.
+	(varray_clear): Prototype.
+	* varray.c (varray_clear): New.
+	* cselib.c (reg_values_old): New.
+	(used_regs_old): New.
+	(cselib_init): Use cached varrays if available to avoid
+	generating large amounts of garbage.
+	(cselib_finish): Don't throw away old varrays.
+
+	* final.c (insn_addresses_): Move out of ifdef.
+
+	* varray.c (uses_ggc): Make more varray kinds GCable.
+	* varray.h (union varray_data_tag): Let gengtype see
+	fields 'generic' and 'te'.
+	* reg-stack.c: Include gt-reg-stack.h, ggc.h.
+	(stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
+	(reg_to_stack): Don't call VARRAY_FREE.
+	* insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
+	(insn_addresses_): Use gengtype to mark.
+	* gengtype.c (write_gc_structure_fields): Handle arrays of generic
+	pointers; handle generic pointers in unused union fields.
+	(get_output_file_with_visibility): Include cselib.h,
+	insn-addr.h in gtype-desc.c.
+	* function.c (prologue): Use gengtype to mark.
+	(epilogue): Likewise.
+	(sibcall_epilogue): Likewise.
+	* dependence.c: Include gt-dependence.h, ggc.h.
+	(struct def_use): Use gengtype to mark.
+	(struct loop): Likewise.
+	(struct induction): Likewise.
+	(struct dependence): Likewise.
+	(def_use_chain): Likewise.
+	(dep_chain): Likewise.
+	(loop_chain): Likewise.
+	(induction_chain): Likewise.
+	(init_dependence_analysis): Don't free anything, just clear pointers.
+	(build_def_use): Use GGC to allocate def_use.
+	(add_loop): Use GGC to allocate loop.
+	(find_induction_variable): Use GGC to allocate induction.
+	(check_node_dependence): Use GGC to allocate induction, dependence.
+	(dump_node_dependence): Don't free varrays.
+	(end_dependence_analysis): Likewise.
+	* cselib.h (struct cselib_val_struct): Use gengtype to mark.
+	(struct elt_loc_list): Likewise.
+	(struct elt_list): Likewise.
+	* cselib.c: Don't include obstack.h.
+	(hash_table): Use gengtype to mark.
+	(reg_values): Use gengtype to mark.
+	(used_regs): Use gengtype to mark.
+	(cselib_obstack): Delete.
+	(cselib_startobj): Delete.
+	(empty_vals): Mark as deletable.
+	(empty_elt_lists): Mark as deletable.
+	(empty_elt_loc_lists): Mark as deletable.
+	(new_elt_list): Use GGC to allocate struct elt_list.
+	(new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
+	(clear_table): Don't delete obstack; don't unnecessarily clear
+	deletable variables.
+	(new_cselib_val): Use GGC to allocate struct cselib_val.
+	(cselib_init): Don't set up obstacks.  Use GGC to allocate
+	hash table.
+	(cselib_finish): Just clear variables, don't free anything.
+	* Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
+	(reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
+	(dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
+	(GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
+	(gt-reg-stack.h): New rule.
+	(gt-dependence.h): New rule.
+	(gtype-desc.o): Add cselib.h, insn-addr.h.
+
+	* varray.c: Use only necessary headers.
+	(element_size): New.
+	(uses_ggc): New.
+	(varray_init): Take type, not size.  Use GGC if appropriate.
+	(varray_grow): Update for change to struct varray_head_tag.
+	Use GGC if appropriate.
+	* varray.h (struct const_equiv_data): Use gengtype.
+	(enum varray_data_enum): New.
+	(union varray_data_tag): Use gengtype.
+	(struct varray_head_tag): Use gengtype.  Replace size field with
+	enum varray_data_enum.
+	(varray_init): Update prototype.
+	(VARRAY_SCHED_INIT): Delete.
+	(VARRAY_*_INIT): Update for change to varray_init.
+	(VARRAY_SCHED): Delete.
+	(VARRAY_PUSH_SCHED): Delete.
+	(VARRAY_TOP_SCHED): Delete.
+	* tree.h: Update for change to length specifier.
+	* tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
+	(clone_body): Likewise.
+	* ssa.h (ssa_definition): Use gengtype to mark.
+	* ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
+	* ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
+	* rtl.h (struct rtvec_def): Update for change to length specifier.
+	* integrate.c (expand_inline_function): Don't use VARRAY_FREE.
+	(struct initial_value_struct): Update for change to length specifier.
+	* ggc.h (ggc_add_rtx_varray_root): Delete prototype.
+	(ggc_add_tree_varray_root): Delete prototype.
+	(ggc_mark_rtx_varray): Delete prototype.
+	(ggc_mark_tree_varray): Delete prototype.
+	* ggc-common.c (ggc_add_rtx_varray_root): Delete.
+	(ggc_add_tree_varray_root): Delete.
+	(ggc_mark_rtx_varray): Delete.
+	(ggc_mark_tree_varray): Delete.
+	(ggc_mark_rtx_varray_ptr): Delete.
+	(ggc_mark_tree_varray_ptr): Delete.
+	* gengtype.h (enum typekind): Remove TYPE_VARRAY.
+	(create_varray): Delete prototype.
+	* gengtype.c (varrays): Delete.
+	(create_varray): Delete.
+	(adjust_field_type): Detect array of string pointers.
+	(process_gc_options): Remove code to handle varray_type option.
+	(set_gc_used_type): Remove TYPE_VARRAY case.
+	(output_escaped_param): New.
+	(write_gc_structure_fields): Use output_escaped_param on all
+	parameters.  Handle 'skip' with 'use_param' option.  Handle
+	arrays of strings.  Remove TYPE_VARRAY handling.
+	(write_gc_roots): Use boolean to detect 'length' option.
+	* gengtype-yacc.y (VARRAY_TYPE): Delete token.
+	(struct_fields): Call adjust_field_type on array fields.
+	(type): Remove VARRAY_TYPE case.
+	(type_option): Likewise.
+	* gengtype-lex.l: Don't consider varray_type a keyword.
+	* function.h: Update for change to length specifier.
+	(free_eh_status): Delete prototype.
+	* function.c (free_after_compilation): Don't call free_eh_status.
+	(reorder_blocks): Don't use VARRAY_FREE.
+	* except.c (struct eh_status): Update for change to length specifier.
+	remove varray_type specifier.
+	(free_eh_status): Delete.
+	* dwarf2out.c: Include gt-dwarf2out.h.
+	(used_rtx_varray): Use gengtype to mark, move
+	outside ifdefs.
+	(incomplete_types): Likewise.
+	(decl_scope_table): Likewise.
+	(dwarf2out_init): Don't call ggc_add_tree_varray_root.
+	* cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
+	* c-tree.h (struct lang_type): Update for change to length specifier.
+	* c-parse.in (yylexstring): Don't use VARRAY_FREE.
+	* c-objc-common.c: Include gt-c-objc-common.h.
+	(deferred_fns): Mark for gengtype.
+	(c_objc_common_init): Don't call ggc_add_tree_varray_root.
+	(expand_deferred_fns): Just set deferred_fns to 0 to free it.
+	* Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
+	(gtype-desc.o): Update dependencies.
+	(dwarf2out.o): Add gt-dwarf2out.h.
+	(varray.o): Update dependencies.
+	(GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
+	(gt-c-objc-common.h): New rule.
+	(gt-dwarf2out.h): New rule.
+	* objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
+
+	* doc/gty.texi (GTY Options): Correct spelling.
+	(GGC Roots): Likewise.
+	* Makefile.in (TEXI_CPP_FILES): New.
+	(TEXI_GCC_FILES): New.
+	(TEXI_GCCINT_FILES): New.
+	(TEXI_CPPINT_FILES): New.
+	($(docdir)/cpp.info): Use new macros.
+	($(docdir)/gcc.info): Likewise.
+	($(docdir)/gccint.info): Likewise.
+	($(docdir)/cppinternals.info): Likewise.
+	(cpp.dvi): Likewise.
+	(gcc.dvi): Likewise.
+	(gccint.dvi): Likewise.
+	(cppinternals.dvi): Likewise.
+
+	* Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
+	* doc/gccint.texi (Top): Include gty.texi.
+	* doc/gty.texi: New file.
+
+	* bitmap.c: Include ggc.h, gt-bitmap.h.
+	(bitmap_ggc_free): New.
+	(bitmap_elem_to_freelist): New.
+	(bitmap_element_free): Use bitmap_elem_to_freelist.
+	(bitmap_element_allocate): Allow use of GGC.
+	(bitmap_clear): Use bitmap_elem_to_freelist.
+	(bitmap_copy): Update for change to bitmap_element_allocate.
+	(bitmap_set_bit): Likewise.
+	(bitmap_operation): Update for changes elsewhere.
+	(bitmap_initialize): Allow to create bitmaps that will use GGC.
+	* bitmap.h (struct bitmap_element_def): Use gengtype.
+	(struct bitmap_head_def): Likewise.  Also add 'using_obstack' field.
+	(bitmap_initialize): Add extra parameter.
+	(BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
+	(BITMAP_ALLOCA): Delete.
+	(BITMAP_XMALLOC): Update for change to bitmap_initialize.
+	(BITMAP_GGC_ALLOC): New.
+	* Makefile.in (gtype-desc.o): Add bitmap.h.
+	(bitmap.o): Add gt-bitmap.h, $(GGC_H).
+	(GTFILES): Add bitmap.c.
+	(gt-bitmap.h): New rule.
+	($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
+	* basic-block.h: Update for changes to bitmap_initialize.
+	* except.c (exception_handler_label_map): Move into...
+	(struct eh_status): Here.
+	(struct eh_region): Make 'aka' GCable.
+	(free_eh_status): Don't need to specially handle
+	exception_handler_label_map.
+	(add_ehl_entry): Update for changes to exception_handler_label_map.
+	(find_exception_handler_labels): Likewise.
+	(remove_exception_handler_label): Likewise.
+	(maybe_remove_eh_handler): Likewise.
+	(for_each_eh_label): Likewise.
+	(remove_eh_handler): Allocate 'aka' using GGC.
+	* gengtype.c (get_output_file_with_visibility): Add bitmap.h
+	to list of includes.
+
+	* gengtype.c (write_gc_marker_routine_for_structure): Name
+	the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
+	(write_gc_types): Arrange for the tests with NULL to be inlined.
+	(write_gc_roots): Update uses of procedure pointers.
+	* ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
+
+	* Makefile.in (explow.o): Add dependency on gt-explow.h.
+	(sdbout.o): Add dependency on gt-sdbout.h.
+
+	* emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
+	(mem_attrs_htab): Likewise.
+	(init_emit_once): Don't call ggc_add_deletable_htab.
+	* fold-const.c (size_htab): Use gengtype to clear unused entries.
+	(size_int_type_wide): Don't call ggc_add_deletable_htab.
+	* gengtype.c (finish_root_table): Add LASTNAME and TNAME
+	parameters, use them, change callers.
+	(write_gc_root): Add IF_MARKED parameter, use it, change callers.
+	(write_gc_roots): Handle 'if_marked' option.
+	(main): Don't need to call set_gc_used_type any more.
+	* ggc.h (ggc_htab_marked_p): Delete.
+	(ggc_htab_mark): Delete.
+	(struct ggc_cache_tab): New.
+	(gt_ggc_cache_rtab): New declaration.
+	* ggc-common.c (struct d_htab_root): Delete.
+	(d_htab_roots): Delete.
+	(ggc_add_deletable_htab): Delete.
+	(ggc_htab_delete): Handle new htab-deleting mechanism.
+	(ggc_mark_roots): Use new htab-deleting mechanism.
+	* tree.c (type_hash_table): Use gengtype to clear unused entries.
+	Make static.
+	(init_obstacks): Don't call ggc_add_deletable_htab.
+
+	* objc/objc-act.h (struct hashed_attribute): Use gengtype.
+	(struct hashed_entry): Likewise.
+	(nst_method_hash_list): Likewise.
+	(cls_method_hash_list): Likewise.
+	(HASH_ALLOC_LIST_SIZE): Delete.
+	(ATTR_ALLOC_LIST_SIZE): Delete.
+	* objc/objc-act.c (hash_init): Use ggc to allocate
+	nst_method_hash_list, cls_method_hash_list.
+	(hash_enter): Use ggc to allocate; allocate one entry at a time.
+	(hash_add_attr): Likewise.
+	(ggc_mark_hash_table): Delete.
+	(objc_act_parse_init): Delete.
+	(objc_init): Delete reference to objc_act_parse_init.
+	* tlink.c: Replace hash.h with hashtab.h.  Explicitly include
+	obstack.h.  Replace references to 'struct hash_table' with htab_t.
+	(struct symbol_hash_entry): Replace hash header with key field.
+	(struct file_hash_entry): Replace hash header with key field.
+	(struct demangled_hash_entry): Replace hash header with key field.
+	(hash_string_eq): New.
+	(hash_string_hash): New.
+	(symbol_hash_newfunc): Delete.
+	(symbol_hash_lookup): Modify to use htab_t.
+	(file_hash_newfunc): Delete.
+	(file_hash_lookup): Modify to use htab_t.
+	(demangled_hash_newfunc): Delete.
+	(demangled_hash_lookup): Modify to use htab_t.
+	(tlink_init): Modify to use htab_t.
+	* hash.h: Delete.
+	* hash.c: Delete.
+	* ggc.h: Delete forward structure declarations.
+	Delete prototypes for deleted functions.
+	* ggc-common.c: Don't include hash.h.
+	(ggc_add_tree_hash_table_root): Delete.
+	(ggc_mark_tree_hash_table_entry): Delete.
+	(ggc_mark_tree_hash_table): Delete.
+	(ggc_mark_tree_hash_table_ptr): Delete.
+	* gengtype.c (write_gc_structure_fields): Allow param_is option.
+	(write_gc_marker_routine_for_structure): Use visibility of
+	the parameter if there is one.
+	* function.c: Replace hash.h with hashtab.h.  Replace references
+	to 'struct hash_table *' with htab_t.
+	(struct insns_for_mem_entry): Include a plain key.
+	(fixup_var_refs_insns_with_hash): Update to use htab_t.
+	(insns_for_mem_newfunc): Delete.
+	(insns_for_mem_hash): Update to use htab_t.
+	(insns_for_mem_comp): Likewise.
+	(insns_for_mem_walk): Likewise.
+	* c-lang.c: Include ggc.h.
+	* Makefile.in (OBJS): Remove hash.o.
+	(c-lang.o): Add GGC_H.
+	(COLLECT2_OBJS): Remove hash.o.
+	(tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
+	(ggc-common.o): Remove hash.h.
+	(function.o): Remove hash.h, add HASHTAB_H.
+	(genautomata.o): Remove hash.h, add HASHTAB_H.
+
+	* varasm.c (mark_const_str_htab_1): Delete.
+	(mark_const_str_htab): Delete.
+	(const_str_htab_del): Delete.
+	(const_str_htab): Use gengtype to mark.
+	(init_varasm_once): Use gengtype to mark hashtables.  Use GC to
+	allocate them.
+	* tree.c (mark_tree_hashtable_entry): Delete.
+	(mark_tree_hashtable): Delete.
+	* tree.h (mark_tree_hashtable): Delete prototype.
+	* ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
+	(ggc_mark): Likewise.
+	(ggc_calloc): New.
+	(htab_create_ggc): New.
+	* ggc-common.c (ggc_calloc): New.
+	* gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
+	(struct type): Add param_struct structure.
+	* gengtype.c (param_structs): New.
+	(adjust_field_type): Handle param_is option.
+	(set_gc_used_type): Handle TYPE_PARAM_STRUCT.
+	(get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
+	(write_gc_structure_fields): Add new PARAM parameter.  Update
+	callers.  Handle use_param option.  Handle TYPE_PARAM_STRUCT.
+	(write_gc_marker_routine_for_structure): Add new PARAM parameter.
+	Use it to generate function name.  Update callers.
+	(write_gc_types): Add new PARAM_STRUCTS parameter.  Update callers.
+	Process them.
+	(write_gc_roots): Handle TYPE_PARAM_STRUCT.  Allow param_is
+	option.
+	(main): Define PTR as pointer-to-scalar.  Don't specially
+	mark deferred_string or ehl_map_entry.
+	* gengtype-yacc.y (PARAM_IS): Add new token.
+	(externstatic): Use adjust_field_type.
+	(type_option): Add PARAM_IS.
+	* gengtype-lex.l: Add rule for typedef of function pointers.
+	Add rule for PARAM_IS.
+	(IWORD): Add size_t.
+	* except.c (exception_handler_label_map): Use gengtype to mark.
+	(type_to_runtime_map): Likewise.
+	(mark_ehl_map_entry): Delete.
+	(mark_ehl_map): Delete.
+	(init_eh): Use gengtype for roots; use GC to allocate hash tables.
+	(t2r_mark_1): Delete.
+	(t2r_mark): Delete.
+	* Makefile.in (gtype-desc.o): Correct dependencies.
+	(GTFILES): Add hashtab.h.
+	(genautomata.o): Actually uses hashtab.h.
+
+	* Makefile.in (stringpool.o): Add $(GGC_H).
+	(dwarf2asm.o): Likewise.
+	(GTFILES): Add hashtable.h.
+	* c-common.h (struct c_common_identifier): Use gengtype.
+	* c-decl.h (c_mark_tree): Delete.
+	* c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
+	* c-tree.h (struct lang_identifier): Use gengtype.
+	(union lang_tree_node): New.
+	(c_mark_tree): Delete prototype.
+	* dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
+	dwarf2_debug_hooks.
+	* gengtype-lex.l (IWORD): Allow 'bool'.
+	(ptr_alias): Match.
+	* gengtype-yacc.y (ALIAS): New token.
+	(type_option): New rule.
+	(option): Use type_option.
+	* gengtype.c (process_gc_options): New.
+	(set_gc_used_type): Use it.
+	(write_gc_structure_fields): Add 'bitmap' parameter, change callers.
+	Add new variable 't' to hold the type of the field being processed.
+	Add more error checking.  Use UNION_P when looking at 'desc' option.
+	Handle language-specific structures containing other
+	language-specific structures.
+	(write_gc_types): Handle 'ptr_alias' option.
+	(main): Don't need to specially output lang_type, lang_decl, lang_id2.
+	* ggc-common.c (ggc_pending_trees): Delete.
+	(ggc_mark_roots): Don't manipulate ggc_pending_trees.
+	(ggc_mark_trees): Delete.
+	(gt_ggc_m_tree_node): Delete.
+	* ggc.h (ggc_pending_trees): Delete.
+	(ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
+	* hashtable.h (ht_identifier): Use gengtype.
+	* langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
+	* langhooks.h (struct lang_hooks): Delete mark_tree.
+	* sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
+	anyway.
+	* system.h: Poison LANG_HOOKS_MARK_TREE.
+	* tree.c (tree_node_structure): New.
+	* tree.h (struct tree_common): Use gengtype.
+	(struct tree_int_cst): Likewise.
+	(struct tree_real_cst): Likewise.
+	(struct tree_string): Likewise.
+	(struct tree_complex): Likewise.
+	(struct tree_vector): Likewise.
+	(struct tree_identifier): Likewise.
+	(struct tree_list): Likewise.
+	(struct tree_vec): Likewise.
+	(struct tree_exp): Likewise.
+	(struct tree_block): Likewise.
+	(struct tree_type): Likewise.
+	(struct tree_decl): Likewise.
+	(enum tree_structure_enum): New.
+	(union tree_node): Use gengtype, with an alias.
+	(tree_node_structure): Prototype.
+	* objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
+
+	Merge to tag pch-merge-20020430.  The LANG_HOOKS_FUNCTION_MARK
+	macro was deleted.  The LANG_HOOKS_FUNCTION_FREE macro was renamed
+	to LANG_HOOKS_FUNCTION_FINAL.
+	* Makefile.in (GTFILES): Add bitmap.h.
+	* except.c (struct eh_region): Mark field 'aka' to be skipped.
+
+	* config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
+	(alpha_init_machine_status): Give proper type.
+	* Makefile.in (c-lang.o): Depend on gtype-c.h.
+	(optabs.o): Depend on gt-optabs.h.
+	(GTFILES): Add optabs.o.
+	(gt-optabs.h): Add rule.
+	* optabs.c: Include gt-optabs.h.
+
+	* gengtype.c (set_gc_used_type): Correct some errors in last change.
+	(write_gc_structure_fields): If a field which should be NULL is
+	not, abort.
+	* c-pragma.c: Move struct align_stack and variable alignment_stack
+	out from the ifdef.
+
+	* config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
+	* config/xtensa/xtensa.c: Include gt-cris.h.
+	(struct machine_function): Use gengtype	to mark.
+	* config/mmix/mmix.h (struct machine_function): Use gengtype
+	to mark.
+	* config/cris/t-cris: Add dependencies for gt-cris.h.
+	* config/cris/cris.c: Include gt-cris.h.
+	(struct machine_function): Use gengtype	to mark.
+	* config/rs6000/rs6000.h (struct machine_function): Use gengtype
+	to mark.
+	* doc/tm.texi (Per-Function Data): Delete references to
+	mark_machine_status.
+	* config/ia64/ia64.c (ia64_override_options): Don't set
+	mark_machine_status.
+	* config/i386/i386.c (override_options): Likewise.
+	* config/d30v/d30v.c (d30v_init_expanders): Likewise.
+	* config/arm/arm.c (arm_init_expanders): Likewise.
+	* config/alpha/alpha.c (override_options): Likewise.
+	* gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
+	* gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
+	(write_gc_structure_fields): Don't handle 'really' option.
+	Handle 'maybe_null' option.
+	(write_gc_types): Handle 'maybe_null' option.
+	* function.h (struct function): Don't use "really".
+	(mark_machine_status): Delete declaration.
+	(mark_lang_status): Delete declaration.
+	(gt_ggc_mr_machine_function): Delete prototype.
+	(gt_ggc_mr_language_function): Delete prototype.
+	* function.c (mark_machine_status): Delete.
+	(mark_lang_status): Delete.
+	(gt_ggc_mr_machine_function): Delete.
+	(gt_ggc_mr_language_function): Delete.
+	* c-tree.h (mark_c_function_context): Delete prototype.
+	* c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
+	* c-decl.c (struct language_function): Rename from struct
+	c_language_function.  Update uses.  Use gengtype to mark.
+	(mark_c_function_context): Delete.
+	* c-common.h (struct c_language_function): Rename from struct
+	language_function.
+	(mark_stmt_tree): Delete prototype.
+	(c_mark_lang_decl): Delete prototype.
+	(mark_c_language_function): Delete prototype.
+	* c-common.c (mark_stmt_tree): Delete.
+	(c_mark_lang_decl): Delete.
+	(mark_c_language_function): Delete.
+
+	* gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
+	(lang_bitmap): New typedef.  Use where appropriate.
+	(struct type): Add gc_used field, lang_struct field.
+	(UNION_P): New macro.
+	(new_structure): New prototype.
+	(find_structure): Remove 'pos' parameter.  Change all callers.
+	* gengtype-lex.l: Update for changes to find_structure.
+	* gengtype-yacc.y (typedef_struct): Use new_structure.
+	(yacc_ids): Suppress warning.
+	(type): Use new_structure.
+	* gengtype.c (string_type): Update for changes to struct type.
+	(find_structure): Just find a structure, don't worry about
+	creating one.
+	(new_structure): New.
+	(note_yacc_type): Use new_structure.
+	(set_gc_used_type): New.
+	(set_gc_used): New.
+	(write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
+	(write_gc_types): Handle TYPE_LANG_STRUCT.
+	(write_gc_marker_routine_for_structure): New.
+	(main): Call set_gc_used.  Add some calls to set_gc_used_type
+	for places where GCC doesn't use gengtype properly yet.
+	* ggc.h (gt_ggc_m_rtx_def): Don't prototype.
+	(gt_ggc_m_tree_node): Likewise.
+
+	* varasm.c (copy_constant): Call expand_constant if we hit
+	something we can't recognize.
+
+	* ggc-common.c (ggc_mark_rtvec_children): Delete.
+	(ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
+	(lang_mark_false_label_stack): Delete.
+	* rtl.h (struct rtvec_def): Use gengtype to mark.
+	* ggc.h (ggc_mark_rtvec): Delete.
+	(gt_ggc_m_rtvec_def): Delete.
+	(ggc_mark_nonnull_tree): Delete.
+	(ggc_mark_rtvec_children): Delete prototype.
+	(lang_mark_false_label_stack): Delete declaration.
+
+	* gengtype.h (note_yacc_type): Add prototype.
+	* gengtype.c (note_yacc_type): New function.
+	* gengtype-lex.l: Add lexer support for yacc files.
+	* gengtype-yacc.y (start): Extract union from yacc files.
+	(yacc_union): New rule.
+	(yacc_typematch): New rule.
+	(yacc_ids): New rule.
+	(enum_items): Tweak for efficiency.
+	(optionseq): Likewise.
+
+	* c-common.h (struct language_function): Use gengtype.
+	(struct c_lang_decl): Likewise.
+	* c-tree.h (struct lang_decl): Likewise.
+	(struct lang_type): Likewise.
+	* c-decl.c (lang_mark_tree): Use generated marker routines to mark
+	tree language substructures.
+
+	* stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
+	ggc_mark_tree.
+	* dwarf2asm.c (mark_indirect_pool_entry): Likewise.
+
+	* varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
+
+	* stmt.c (struct nesting): Add discriminator.  Use gengtype to
+	mark. Remove 'data.block.cleanup_ptr' field.
+	(struct stmt_status): Use usual technique to mark struct nesting.
+	(gt_ggc_mr_nesting_cond): Delete.
+	(gt_ggc_mr_nesting_loop): Delete.
+	(gt_ggc_mr_nesting_block): Delete.
+	(gt_ggc_mr_nesting_case_stmt): Delete.
+	(expand_start_cond): Set discriminator.
+	(expand_start_loop): Likewise.
+	(expand_start_null_loop): Likewise.
+	(expand_start_bindings_and_block): Set discriminator.  Don't set
+	deleted fields.
+	(expand_decl_cleanup): Replace 'cleanup_ptr' with
+	&thisblock->data.block.cleanups.
+	(expand_start_case): Set discriminator.
+	(expand_start_case_dummy): Set discriminator.
+
+	* ggc-callbacks.c: Remove.
+
+	* gengtype.h (struct type): Add 'u.s.bitmap' field.
+	(find_structure): Add 'pos' parameter.
+	* gengtype-lex.l: Update callers to find_structure.
+	* gengtype-yacc.y: Likewise.
+	* gengtype.c (find_structure): Allow for structures to be defined
+	in multiple language backends.
+	(get_output_file_with_visibility): Include debug.h in gtype-desc.c.
+	(counter): Rename to gc_counter.
+	(write_gc_structure_fields): Fail when writing out fields for
+	an incomplete structure.  Ignore arrays of scalars.  Handle
+	'tree_vec' special.
+	(write_gc_types): Reset counter for each procedure written.
+
+	* stmt.c (add_case_node): Use GGC to allocate struct case_node.
+	(free_case_nodes): Delete.
+	(expand_end_case_type): Delete call to free_case_nodes.
+
+	* Makefile.in (cselib.o): Include gt-<filename>.h.
+	(gcse.o): Likewise.
+	(profile.o): Likewise.
+	(alias.o): Likewise.
+	(GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
+	alphabetize backend files.
+	(gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
+	* alias.c: Use gengtype for roots.
+	* c-common.h (struct stmt_tree_s): Use gengtype.
+	* c-decl.c: Use gengtype for roots.
+	* cselib.c: Use gengtype for roots.
+	* expr.c: Use gengtype for roots.
+	* fold-const.c: Use gengtype for roots.
+	* gcse.c: Use gengtype for roots.
+	* gengtype-lex.l: Handle typedefs of function types.
+	Allow for empty array bounds.
+	Allow processing to stop on initializers.
+	* gengtype-yacc.y (externstatic): Stop processing on initializers.
+	(semiequal): New rule.
+	* gengtype.c (create_file): Tidy output files.
+	(get_output_file_with_visibility): Fix paren warning.  Fix bug
+	involving multiple input files mapping to one output file.
+	(write_gc_structure_fields): Skip arrays of scalars.
+	(write_gc_types): Tidy output files.
+	(write_gc_root): New function.
+	(write_gc_roots): Fix bugs, add support for roots that are
+	structures.
+	* ggc-common.c (ggc_mark_rtx_ptr): Delete.
+	(ggc_mark_tree_ptr): Delete.
+	(ggc_add_rtx_root): Delete.
+	(ggc_add_tree_root): Delete.
+	(ggc_del_root): Delete.
+	* integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
+	allocate struct initial_value_struct.
+	* profile.c: Use gengtype for roots.
+	* sdbout.c: Use gengtype for roots.
+	* varasm.c (mark_weak_decls): Delete unused prototype.
+	(mark_const_hash_entry): Delete unused function.
+	* config/darwin-protos.h: Use gengtype for roots.
+	(machopic_add_gc_roots): Delete.
+	* config/arm/arm.c: Use gengtype for roots.
+	* config/arm/arm.h: Use gengtype for roots.
+	* config/c4x/c4x-protos.h: Use gengtype for roots.
+	* config/c4x/c4x.c (c4x_add_gc_roots): Delete.
+	* config/d30v/d30v-protos.h: Use gengtype for roots.
+	* config/d30v/d30v.c (d30v_add_gc_roots): Delete.
+	* config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
+	* config/dsp16xx/dsp16xx.h: Use gengtype for roots.
+	* config/ia64/ia64-protos.h: Use gengtype for roots.
+	* config/ia64/ia64.c (ia64_add_gc_roots): Delete.
+	* config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
+	* config/m68hc11/m68hc11.c (z_reg): Make global.
+	(z_reg_qi): Make global.
+	(m68hc11_add_gc_roots): Delete.
+	* config/mcore/mcore-protos.h: Use gengtype for roots.
+	* config/mcore/mcore.c (mcore_add_gc_roots): Delete.
+	* config/mips/mips.c (mips_add_gc_roots): Delete.
+	* config/mips/mips.h: Use gengtype for roots.
+	* config/mmix/mmix.c (override_options): Use gengtype for roots.
+	* config/mmix/mmix.h: Use gengtype for roots.
+	* config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
+	* config/mn10200/mn10200.h: Use gengtype for roots.
+	* config/pa/pa.c: Use gengtype for roots, marking.
+	(struct deferred_plabel): Use GGC, gengtype.
+	(pa_add_gc_roots): Delete.
+	(mark_deferred_plabels): Delete.
+	* config/pj/pj-protos.h: Use gengtype for roots.
+	* config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
+	* config/rs6000/rs6000.c: Use gengtype for roots.  Don't call
+	machopic_add_gc_roots.
+	* config/rs6000/rs6000.h: Use gengtype for roots.
+	* config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
+	(gt-darwin.h): Add rule.
+	* config/sh/sh.c: Use gengtype for roots.
+	* config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
+	(gt-sh.h): Add rule.
+	* config/sparc/sparc.c: Use gengtype for roots.
+	(sparc_add_gc_roots): Delete.
+	(struct ultrasparc_pipeline_state): Use GGC, gengtype.
+	(mark_ultrasparc_pipeline_state): Delete.
+	* config/sparc/sparc.h: Use gengtype for roots.
+
+	* Makefile.in (c-parse.o): Update dependencies.
+	(c-common.o): Likewise.
+	(GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
+	Add dependencies for the files they generate.
+	* c-common.c: Replace ggc_add_* uses with GTY annotations.
+	* c-common.h: Likewise.
+	* c-decl.c: Likewise.
+	(gt_ggc_mp_binding_level): Delete.
+	* c-lang.c: Include gtype-c.h.
+	* c-parse.in: Replace ggc_add_* uses with GTY annotations.  Include
+	gt-c-parse.h.
+	* c-pragma.h: Replace ggc_add_* uses with GTY annotations.
+	(gt_ggc_mp_align_stack): Delete.
+	* c-tree.h: Replace ggc_add_* uses with GTY annotations.
+	* function.c: Replace ggc_add_* uses with GTY annotations.
+	(gt_ggc_mp_function): Delete.
+	* function.h: Replace ggc_add_* uses with GTY annotations.
+	* gengtype.c (lang_names): New.
+	(NUM_BASE_FILES): New.
+	(open_base_files): Create language base files.
+	(startswith): New.
+	(get_file_basename): New.
+	(get_base_file_bitmap): New.
+	(get_output_file_with_visibility): Rename from get_output_file.
+	Add more mappings for various C/Objc filenames.
+	(finish_root_table): New.
+	(write_gc_roots): Handle dependencies and scoping properly.
+	* gengtype.h: Add prototypes for new functions.
+	* ggc-common.c (struct deletable_root): Delete.
+	(deletables): Delete.
+	(ggc_add_deletable_root): Delete.
+	(ggc_mark_roots): No need to deal with deleted functionality.
+	* ggc.h (ggc_add_deletable_root): Delete prototype.
+	* objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
+	(gtype-objc.h): Add rule to create.
+	* objc/config-lang.in (gtfiles): New.
+	* objc/objc-act.c: Allocate imp_list using GGC.  Replace uses of
+	ggc_add_* with GTY markers.  Include gtype-objc.h.
+	(ggc_mark_imp_list): Delete.
+	* objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
+	* objc/objc-lang.c: Random Whitespace Change.
+
+	* except.h (exception_handler_labels): Delete.
+	(get_exception_handler_labels): New.
+	* except.c (exception_handler_labels): Delete.
+	(struct eh_status): Add exception_handler_labels field.
+	(doing_eh): Don't add exception_handler_labels as root.
+	(free_eh_status): Don't need to free exception_handler_labels.
+	(get_exception_handler_labels): New.
+	(find_exception_handler_labels): Update for move of
+	exception_handler_labels.
+	(remove_exception_handler_label): Likewise.
+	* cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
+	* jump.c (rebuild_jump_labels): Likewise.
+	* loop.c (find_and_verify_loops): Likewise.
+	* sched-rgn.c (is_cfg_nonregular): Likewise.
+
+	* gengtype.c (write_gc_structure_fields): Handle variable-length
+	TYPE_ARRAYs.
+
+	* varasm.c (struct weak_syms): Use GGC, gengtype.
+	(mark_weak_decls): Delete.
+	(weak_decls): Likewise.
+	(add_weak): Likewise.
+	(remove_from_pending_weak_list): Likewise.
+	(init_varasm_once): Likewise.
+
+	* Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
+	(GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
+	stor-layout.c, regclass.c, and lists.c.
+	Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
+	gt-regclass.h and gt-lists.h on s-gtype.
+	* emit-rtl.c: Use gengtype for roots.  Include gt-emit-rtl.h.
+	* except.c: Use gengtype for roots.
+	* explow.c: Use gengtype for roots.  Include gt-explow.h.
+	* expr.h (init_stor_layout_once): Delete prototype.
+	* function.c: Use gengtype for roots.
+	* gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
+	* gengtype-yacc.y (start): Can also be an externstatic.
+	(externstatic): New production.
+	(struct_fields): Correct array bounds inversion for 2-d arrays.
+	* gengtype.c (variables): New variable.
+	(note_variable): New function.
+	(get_output_file): Include libfuncs.h into gtype-desc.c.
+	(get_output_file_name): New function.
+	(write_gc_structure_fields): Suppress warnings.
+	(write_gc_types): Make static.
+	(put_mangled_filename): New function.
+	(write_gc_roots): New function.
+	(main): Call write_gc_roots.
+	* gengtype.h (note_variable): Prototype.
+	(get_output_file_name): Prototype.
+	(write_gc_types): Delete prototype.
+	* ggc.h: Clean up unnecessary structure predefinitions.
+	(struct ggc_root_tab): Define.
+	(gt_ggc_m_rtx_def): Make function, not macro.
+	(gt_ggc_m_tree_node): Likewise.
+	* libfuncs.h: Use gengtype for roots.
+	* lists.c: Use gengtype for roots.  Include gt-lists.h.
+	(init_EXPR_INSN_LIST_cache): Delete.
+	* optabs.c: Use gengtype for roots.
+	(gt_ggc_mp_optab): Delete.
+	* optabs.h: Use gengtype for roots.
+	* regclass.c: Use gengtype for roots.  Include gt-regclass.h.
+	* rtl.h: Use gengtype for roots.
+	(init_EXPR_INSN_LIST_cache): Delete prototype.
+	* stor-layout.c: Use gengtype for roots.
+	Include gt-stor-layout.h.
+	(init_stor_layout_once): Delete.
+	* toplev.c: Use gengtype for roots.  Delete calls to deleted
+	routines.
+	* tree.c: Use gengtype for roots.
+	* tree.h: Use gengtype for roots.
+	* varasm.c: Use gengtype for roots.
+
+	* Makefile.in (GTFILES): Add @all_gtfiles@.
+	* configure: Regenerate.
+	* configure.in: Construct all_gtfiles from the gtfiles definitions
+	in config-lang.in.
+	* gengtype-yacc.y (type): Warn about duplicate structure names.
+	* gengtype.c (get_output_file): Handle .c files in language
+	subdirectories.
+
+	* Makefile.in (GTFILES): Run gengtype on all the config files
+	and on the target .c file.
+	* except.c (mark_eh_region): Delete.
+	(init_eh_for_function): Use GGC on struct eh_status.
+	(mark_eh_status): Delete.
+	(free_eh_status): Use GGC.
+	(expand_eh_region_start): Use GGC to
+	(collect_eh_region_array): Allocate last_region_number using GGC.
+	(duplicate_eh_region_1): Use GGC to allocate struct eh_region.
+	(remove_eh_handler): Let GGC free struct eh_region.
+	(add_call_site): Use GGC to reallocate call_site_record array.
+	* function.c (init_machine_status): Update calling sequence.
+	(mark_machine_status): Likewise.
+	(mark_lang_status): Likewise.
+	(prepare_function_start): Update init_machine_status call.
+	(mark_function_status): Delete.
+	(maybe_mark_struct_function): Delete.
+	(ggc_mark_struct_function): Delete.
+	(gt_ggc_mp_function): New.
+	(gt_ggc_mr_machine_function): New.
+	(gt_ggc_mr_language_function): New.
+	(init_function_once): Use canonical names.
+	* function.h (struct function): Use gengtype.
+	(init_machine_status): Return the structure.
+	(mark_machine_status): Take a 'void *'.
+	(mark_lang_status): Likewise.
+	* ggc-common.c (ggc_mark_trees): Use canonical name for
+	ggc_mark_struct_function.
+	* tree.h (ggc_mark_struct_function): Delete prototype.
+	* config/alpha/alpha.c (alpha_mark_machine_status): Delete.
+	(alpha_init_machine_status): Likewise.
+	(override_options): Use canonical name for alpha_mark_machine_status.
+	* config/alpha/unicosmk.h (struct machine_function): Use gengtype.
+	* config/arm/arm.h (struct machine_function): Use gengtype.
+	* config/arm/arm.c (arm_mark_machine_status): Delete.
+	(arm_init_machine_status): Update calling sequence.
+	(arm_init_expanders): Use canonical name for arm_mark_machine_status.
+	* config/cris/cris.c (cris_init_machine_status): Update
+	calling sequence.
+	* config/d30v/d30v.h (struct machine_function): Use gengtype.
+	* config/d30v/d30v.c (d30v_init_machine_status): Update
+	calling sequence.
+	(d30v_mark_machine_status): Delete.
+	* config/i386/i386.c: Include gt-i386.h.
+	(struct machine_function): Use gengtype.
+	(ix86_init_machine_status): Update calling sequence.
+	(ix86_mark_machine_status): Delete.
+	(override_options): Use canonical namke for ix86_mark_machine_status.
+	* config/ia64/ia64.h (struct machine_function): Use gengtype.
+	* config/ia64/ia64.c (ia64_init_machine_status): Update calling
+	sequence.
+	(ia64_mark_machine_status): Delete.
+	(ia64_override_options): Use canonical name for
+	ia64_mark_machine_status.
+	* config/mmix/mmix.c (mmix_init_machine_status): Update calling
+	sequence.
+	* config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
+	* config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
+	* gengtype.c (get_output_file): Fix warning.
+	(main): Add prototype to suppress warning.
+	* tree.c: Remove tree_hash_mark prototype.
+
+	* tree.h (init_stmt): Delete prototype.
+	* toplev.c (lang_independent_init): Don't call init_stmt.
+	* stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
+	(stmt_obstack): Delete.
+	(POPSTACK): No need to free 'struct nesting'.
+	(gt_ggc_mr_nesting_cond): Use canonical names.
+	(gt_ggc_mr_nesting_loop): Use canonical names.
+	(gt_ggc_mr_nesting_block): Use canonical names.
+	(gt_ggc_mr_nesting_case_stmt): Use canonical names.
+	(mark_stmt_status): Delete.
+	(init_stmt): Delete.
+	(clear_last_expr): Clear both last_expr_type and last_expr_value.
+	Use it everywhere that last_expr_type was cleared.
+	* lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
+	(zap_lists): Delete.
+	* ggc.h (ggc_add_deletable_root): Prototype.
+	(mark_stmt_status): Remove prototype.
+	* ggc-common.c (ggc_add_deletable_root): New.
+	(ggc_mark_roots): Handle deletable roots.
+	* function.c (ggc_mark_struct_function): Use canonical name
+	for mark_stmt_status.
+	* emit-rtl.c (free_sequence_stack): New.
+	(start_sequence): Use a freelist for sequences.
+	(end_sequence): Likewise.
+	(init_emit_once): Add free_sequence_stack as a deleteable root.
+	* c-pragma.c Include gt-c-pragma.h.
+	(struct align_stack): Use gengtype.
+	(push_alignment): Use GGC for struct align_stack.
+	(mark_align_stack): Delete.
+	(gt_ggc_mp_align_stack): New.
+	(init_pragma): Use canonical name for mark_align_stack.
+	* c-decl.c: Include gt-c-decl.h.
+	(struct binding_level): Use gengtype.
+	(make_binding_level): Use GGC; handle the freelist here.
+	(pop_binding_level): New.
+	(pushlevel): Move code into make_binding_level.
+	(push_label_level): Likewise.
+	(poplevel): Move code into pop_binding_level.
+	(pop_label_level): Likewise.
+	(mark_binding_level): Delete.
+	(gt_ggc_mp_binding_level): New.
+	(c_init_decl_processing): Use canonical name for mark_binding_level.
+	Add free_binding_level as deletable root.
+	(mark_c_function_context): Use canonical name for mark_binding_level.
+	* Makefile.in (c-decl.o): Add gt-c-decl.h.
+	(c-pragma.o): Add gt-c-pragma.h.
+	(GTFILES): Add c-decl.c and c-pragma.c.
+	(gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
+
+	* tree.c (struct type_hash): Use gengtype.
+	(init_obstacks): Use canonical name for type_hash_mark.
+	(type_hash_mark): Delete.
+	Include gt-tree.h.
+	* rtl.h (struct mem_attrs): Use gengtype.
+	* optabs.h (struct optab): Use gengtype.
+	* optabs.c (expand_binop): Squish signed/unsigned warning.
+	(mark_optab): Make local, use canonical name, use autogenerated
+	marker procedure.
+	(init_optabs): Use canonical name for mark_optab.
+	(new_optab): Use GGC to allocate optabs.
+	* ggc.h: Delete mark_optab prototype.
+	* ggc-common.c (ggc_mark_rtx_children): Use canonical name for
+	mem_attrs marker procedure.
+	* gengtype.c (get_output_file): Include headers in gtype-desc.c
+	explicitly rather than deducing them from file names.
+	(write_gc_structure_fields): Handle arrays of structures.
+	(main): Return nonzero exit code if errors occur during output.
+	* emit-rtl.c (mem_attrs_mark): Delete.
+	(init_emit_once): Use canonical name for mem_attrs marker procedure.
+	* Makefile.in (gtype-desc.o): Explicitly name dependencies.
+	(tree.o): Depend on gt-tree.h.
+	(GTFILES): Add rtl.h, optabs.h, tree.c.
+	(gt-tree.h): Add it to s-gtype rule.
+
+	* .cvsignore: Ignore gengtype flex/bison generated files.
+	* Makefile.in (GGC_H): Add gtype-desc.h.
+	(OBJS): Add gtype-desc.o.
+	(GEN): Add gengtype.
+	(STAGESTUFF): Add gengtype.
+	(varasm.o): Add gt-varasm.h.
+	(stmt.o): Add gt-stmt.h.
+	(except.o): Add gt-except.h.
+	(integrate.o): Add gt-integrate.h.
+	(GTFILES): New.
+	Add new rules for new files.
+	* configure: Regenerate.
+	* configure.in: Correct defaults.h paths.
+	* emit-rtl.c (mark_sequence_stack): Delete.
+	(mark_emit_status): Delete.
+	(start_sequence): Allocate sequence structures using GGC.
+	(end_sequence): Allocate sequence structures using GGC.
+	* except.c: Use gengtype for various structures.  Include
+	gt-except.h.
+	* expr.c (mark_expr_status): Delete.
+	* function.c: Use gengtype for various structures.  Include
+	gt-function.h.
+	(mark_function_status): Use standard gt_ggc names for marker functions.
+	(ggc_mark_struct_function): Likewise.
+	* function.h: Use gengtype for various structures.
+	* gengtype-lex.l: New file.
+	* gengtype-yacc.y: New file.
+	* gengtype.c: New file.
+	* gengtype.h: New file.
+	* ggc.h: Include gtype-desc.h.  Alias some marker procedures to
+	the standard names.  Remove some now-unnecessary prototypes.
+	* integrate.c: Use gengtype for various structures.  Include
+	gt-integrate.h.
+	(mark_hard_reg_initial_vals): Delete.
+	* integrate.h (mark_hard_reg_initial_vals): Delete.
+	* stmt.c: Use gengtype for various structures.  Include
+	gt-stmt.h.
+	(mark_case_node): Delete.
+	(mark_goto_fixup): Delete.
+	(mark_stmt_status): Use standard gt_ggc names for marker functions.
+	* system.h: Define GTY to empty.   In flex/bison files,
+	don't poison malloc or realloc, instead just define them to
+	xmalloc and xrealloc.
+	* varasm.c: Use gengtype for various structures.  Include
+	gt-varasm.h.  Use standard gt_ggc names for marker functions.
+	(mark_pool_constant): Delete.
+	(mark_varasm_status): Delete.
+	(decode_rtx_const): #if 0 out non-typesafe hack.
+
+	* function.h (free_lang_status): Mark as obsolete.
+	* function.c (free_lang_status): Mark as obsolete.
+	* c-decl.c (push_c_function_context): Use GC to allocate and free
+	struct language_function.
+	(pop_c_function_context): Likewise.
+	* c-common.c (mark_c_language_function): Mark struct
+	language_function.
+
+	* doc/tm.texi (Per-Function Data): Don't document free_machine_status.
+	Document that the machine_function structures must be allocated
+	using GC.  Update mark_machine_status documentation.
+	* function.h: Don't declare free_machine_status.
+	* function.c (free_machine_status): Don't define.
+	(free_after_compilation): Don't call free_machine_status.
+	(ggc_mark_struct_function): Mark f->machine.  Call
+	mark_machine_status only on non-NULL pointers.
+	* system.h: Poison free_machine_status.
+	* config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
+	struct machine_function.
+	(xtensa_free_machine_status): Delete.
+	(override_options): Don't set free_machine_status.
+	* config/rs6000/rs6000.c (rs6000_override_options): Don't set
+	free_machine_status.
+	(rs6000_init_machine_status): Use GC on struct machine_function.
+	(rs6000_free_machine_status): Delete.
+	* config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
+	machine_function.
+	(ia64_mark_machine_status): Likewise.
+	(ia64_free_machine_status): Delete.
+	(ia64_override_options): Don't set free_machine_status.
+	* config/i386/i386.c (override_options): Don't set
+	free_machine_status.
+	(ix86_init_machine_status): Use GC on struct machine_function.
+	(ix86_mark_machine_status): Likewise.
+	(ix86_free_machine_status): Delete.
+	* config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
+	machine_function.
+	(d30v_mark_machine_status): Likewise.
+	(d30v_free_machine_status): Delete.
+	(d30v_init_expanders): Don't set free_machine_status.
+	* config/arm/arm.c (arm_mark_machine_status): Use GC on struct
+	machine_function.
+	(arm_init_machine_status): Likewise.
+	(arm_free_machine_status): Delete.
+	(arm_init_expanders): Don't set free_machine_status.
+	* config/alpha/alpha.c (override_options): Don't set
+	free_machine_status.
+	(alpha_init_machine_status): Use GC on struct machine_function.
+	(alpha_mark_machine_status): Likewise.
+	(alpha_free_machine_status): Delete.
+
+	* varasm.c (compare_constant): Fix typo.
+
+	* varasm.c: Don't include obstack.h.
+	(struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
+	(struct rtx_const): Give substructures names, improve formatting.
+	(struct constant_descriptor): Delete.
+	(struct constant_descriptor_tree): New, based on constant_descriptor.
+	(const_hash_table): Is a hash table of trees.
+	(mark_const_hash_entry): Is used for hashes of trees.  Mark
+	constant_descriptor_tree structure.
+	(mark_const_str_htab_1): Mark deferred_string structure.
+	(compare_constant): Rewrite to compare trees.
+	(compare_constant_1): Delete.
+	(record_constant): Delete.
+	(record_constant_1): Delete.
+	(output_constant_def): Use struct constant_descriptor_tree.
+	Don't duplicate trees twice.
+	(struct constant_descriptor_rtx): New.
+	(struct pool_constant): Used for rtx constants.
+	(init_varasm_status): Update for change to struct varasm_status.
+	(mark_varasm_status): Likewise.
+	(free_varasm_status): Delete.
+	(compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
+	(record_constant_rtx): Likewise.
+	(mem_for_const_double): Update to use struct constant_descriptor_rtx.
+	(force_const_mem): Likewise.
+	* Makefile.in (varasm.o): Doesn't depend on obstack.h.
+	* function.c (free_after_compilation): Don't use free_varasm_status.
+	* function.h: Don't prototype free_varasm_status.
+
+	* ggc-common.c (ggc_realloc): Handle X being NULL.
+
+	* ggc-common.c (ggc_realloc): New function.
+	* ggc.h: Prototype it.
+	* emit-rtl.c (free_emit_status): Delete.
+	(init_emit): Allocate emit subarrays using GC.
+	(gen_reg_rtx): Reallocate subarrays using GC.
+	(init_emit): Use GC to allocate 'struct emit_status' and its
+	subarrays.
+	(mark_emit_status): Mark structure and its subarrays.
+	* stmt.c (free_stmt_status): Delete.
+	* expr.c (free_expr_status): Delete.
+	* function.h: Remove prototypes for deleted functions.
+	* function.c (free_after_compilation): Don't use deleted functions.
+	Don't call free() on x_parm_reg_stack_loc.
+	(free_after_parsing): Don't use free_stmt_status.
+	(assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
+	(mark_function_status): Mark x_parm_reg_stack_loc.
+
+	* varasm.c (init_varasm_status): Use GC to allocate
+	'struct varasm_status' and its fields x_const_rtx_hash_table
+	and x_const_rtx_sym_hash_table.
+	(mark_varasm_status): Mark them.
+	(free_varasm_status): Use GC to free them.
+	* expr.c (init_expr): Use GC to allocate 'struct expr_status'.
+	(mark_expr_status): Mark the structure itself.
+	(free_expr_status): Use GC to free the structure.
+	* stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
+	(mark_stmt_status): Mark the 'struct stmt_status' itself.
+	(init_stmt_for_function): Allocate the structure for GC.
+
+	* dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
+	(equate_type_number_to_die): Likewise.
+	* tree.h (TYPE_SYMTAB_DIE): New macro.
+	(struct die_struct): Predeclare.
+	(struct tree_type): Add field symtab.die.   Add a tag
+	to the union type of field symtab.
+
+	* varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
+	'struct rtvec_def *', not 'struct rtvec_def'.
+
+	* function.h (original_arg_vector): Make a real rtvec.
+	* function.c (ggc_mark_struct_function): Adjust.
+	* integrate.c (expand_inline_function): Adjust.
+
+2002-06-04  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
+	(sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
+	* config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
+	(TARGET_VERSION_CPU): Define according to the
+	default target.
+	(TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
+	TARGET_VERSION_CPU.
+	(TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
+	if TARGET_SHMEDIA64.
+	(LINK_DEFAULT_CPU_EMUL): Define according to the
+	default target.
+	(SUBTARGET_LINK_EMUL_SUFFIX): Define.
+	(SUBTARGET_LINK_SPEC): Define.
+	(LINK_SPEC): Use SH_LINK_SPEC.
+	(ASM_SPEC): Remove.
+	(TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
+	(FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
+	and TARGET_SHMEDIA64 which abort, for now.
+	* config/sh/t-netbsd-sh5: New file.
+	* config/sh/t-netbsd-sh5-32: New file.
+	* config/sh/t-netbsd-sh5-64: New file.
+
+2002-06-03  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
+	    Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (reg_or_const_int_operand): New.
+	(some_operand, input_operand): Accept CONST_VECTOR.
+	(alpha_extra_constraint): Add 'W'.
+	(alpha_expand_zap_mask): New.
+	(alpha_expand_builtin_vector_binop): New.
+	(enum alpha_builtin): New.
+	(zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
+	(alpha_init_builtins, alpha_expand_builtin): New.
+	(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
+	* config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
+	(PREDICATE_CODES): Update.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
+	UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
+	(movv8qi, movv8qi_fix, movv8qi_nofix): New.
+	(movv4hi, movv4hi_fix, movv4hi_nofix): New.
+	(movv2si, movv2si_fix, movv2si_nofix): New.
+	(uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
+	(umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
+	(builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
+	builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
+	builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
+	builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
+	builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
+	pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
+	builtin_unpkbw, unpkbw): New.
+	* doc/extend.texi (Alpha Built-in Functions): New.
+
+2002-06-03  Richard Henderson  <rth@redhat.com>
+
+	* crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
+	USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
+
+2002-06-03  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
+
+	* config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
+	(const0_operand): New.
+	(reg_or_fp0_operand, fp0_operand): Remove.
+	* config/alpha/alpha.h (PREDICATE_CODES): Update.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
+	and fp0_operand with reg_or_0_operand and const0_operand.
+
+2002-06-03  Dan Nicolaescu  <dann@godzilla.ics.uci.edu>
+
+	* alias.c (nonoverlapping_memrefs_p): Fix off by one error.
+
+2002-06-03  Roger Sayle  <roger@eyesopen.com>
+
+	* gcse.c (cprop_jump): Use single_set to get the pattern
+	from the setcc argument.
+
+2002-06-03  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.h (diagnostic_count): Move from output_buffer to
+	diagnostic_context.
+	(diagnostic_kind_count): Adjust definition.
+
+Mon Jun  3 19:11:53 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* except.c (except.c): Do not rebuild CFG.
+	* toplev.c (rest_of_compilation): Recompute CFG after sibcall
+	optimization.
+
+Mon Jun  3 11:53:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
+	* toplev.c: Include cfglahout.h
+	* Makefile.in (toplev.c): Add dependnecy.
+
+2002-06-03  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
+	(CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
+	(CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
+
+2002-06-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/ns32k/netbsd.h: Update copyright years.
+	(TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Remove.
+	* config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
+	(TARGET_CPU_CPP_BUILTINS): Define.
+
+2002-06-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* emit-rtl.c: Fix formatting.
+	* errors.h: Likewise.
+	* except.c: Likewise.
+	* explow.c: Likewise.
+	* expmed.c: Likewise.
+	* expr.c: Likewise.
+	* expr.h: Likewise.
+
+2002-06-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/elf.h: Fix formatting.
+	* config/h8300/rtems.h: Likewise.
+
+2002-06-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
+
+2002-06-02  Tom Tromey  <tromey@redhat.com>
+
+	* fixinc/fixincl.x: Rebuilt.
+	* fixinc/inclhack.def (thread_keyword): Match `*__thread'.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config/i370:
+	* i370.h (TARGET_CPU_CPP_BUILTINS): Use.
+	* linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
+	* mvs.h: Similarly.
+	* oe.h: Similarly.
+
+Mon Jun  3 00:18:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* final.c (final):  Allow notes to not have computed addresses;
+	kill no longer needed STACK_REGS ifdef.
+
+2002-06-02  Richard Henderson  <rth@redhat.com>
+
+	* gcse.c (bypass_conditional_jumps): Fix typo last change.
+
+Sun Jun  2 23:02:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* loop.c (emit_prefetch_instructions): Properly place the address
+	computation.
+
+Sun Jun  2 22:56:48 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
+	(set_block_for_insn): Turn into macro.
+	* cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
+	* cfglayout.c (insn_scopes): Kill.
+	(scope_to_insns_initialize): Do not use insn_scopes.
+	(scope_to_insns_finalize): Likewise.
+	(duplicate_insn_chain): Likewise.
+	(cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
+	* cfgrtl.c (basic_block_for_insn): Kill.
+	(delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
+	(create_basic_block_structure): Use reorder_insns.
+	(compute_bb_for_insn): Do not use basic_block_for_insn.
+	(merge_blocks_nomove): Likewise.
+	(update_bb_for_insn): Likewise.
+	(verify_flow_info): Likewise.
+	(set_block_for_insn): Kill.
+	* combine.c (try_combine): Update gen_rtx_INSN call.
+	* emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
+	(mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
+	scopes and BBs.
+	(add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
+	(emit_note_before, emit_note_after, emit_line_note_after, emit_note):
+	Clear BB.
+	(emit_insns_after): Simplify.
+	(emit_copy_of_insn_after): Copy scope.
+	* final.c (final_start_function): Lower scopes.
+	* flow.c (check_function_return_warnings): Do not rely on deleted insn.
+	* integrate.c (copy_insn_list): Cope scopes.
+	* jump.c (duplicate_loop_exit_test): LIkewise; simplify.
+	* loop.c (loop_optimize): Do not care block notes.
+	* print-rtl.c (print_rtx): Print BB.
+	* recog.c (apply_change_group): Simplify.
+	* rtl.c (copy_rtx): Handle 'B'.
+	* rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
+	* rtl.h (Field accessors): Update indexes.
+	* sched-ebb.c (schedule_ebbs): Do not lower notes.
+	* sched-rgn.c (schedule_insns): Likewise.
+	* toplev.c (rest_of_compilation): Lower notes.
+	* unroll.c (unroll_loop): Do not care scoping notes.
+	(copy_loop_body): Copy scopes.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config/h8300:
+	* elf.h: Use TARGET_OS_CPP_BUILTINS rather than
+	SUBTARGET_SPEC.
+	* rtems.h: Similarly.
+	* h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
+	EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
+	(TARGET_CPU_CPP_BUILTINS): Use.
+
+2002-06-02  Richard Henderson  <rth@redhat.com>
+
+	* alias.c: Include target.h.
+	(mark_constant_function): Use targetm.binds_local_p instead
+	of checking TREE_PUBLIC ourselves.
+	* Makefile.in (alias.o): Add TARGET_H.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-lex.c: Update copyright and file description.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config/fr30/fr30.h: Update to new CPP macros.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config/dsp16xx/dsp16xx.h: Update to new CPP macros.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+	    Zack Weinberg <zack@codesourcery.com>
+
+	* c-common.c (c_common_init): Override cpplib's default
+	warn_long_long setting.
+	* c-lex.c (lex_number): Replace with interpret_integer,
+	interpret_float, narrowest_unsigned_type and
+	narrowest_signed_type, taking advantage of the new
+	cpplib functionality.
+	* cpperror.c (_cpp_begin_message): If a warning is turned
+	into an error, avoid printing "warning:".
+	* cppexp.c (cpp_num_sign_extend): New.
+	* cppinit.c: Update comment.
+	* cpplib.h (cpp_num_sign_extend): New.
+	* tree.h: Update comment.
+
+2002-06-02  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.h (struct diagnostic_context):  Add new member
+	internal_error.
+	(internal_error_function): Remove declaration.
+	* diagnostic.c (internal_error_function): Remove definition..
+	(internal_error): Adjust use.
+
+2002-06-02  Richard Henderson  <rth@redhat.com>
+
+	* rtl.h (CC0_P): New.
+	* gcse.c (cprop_jump): Use it with single_set.  Tweak dump text.
+	(cprop_insn): Allow any mode register; use CC0_P.  CSE out single_set.
+	(bypass_block): Save old dest block for dump text.
+	(bypass_conditional_jumps): Allow any mode register; use CC0_P.
+	Allow only true SET insns, not single_set.
+
+2002-06-02  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* diagnostic.c (diagnostic_finish): Rename to output_flush.
+	(clear_disgnostic_info): Rename to output_clear_data.  Use false
+	instead of 0 for boolean value.
+	Adjust function call throughout.
+
+Sun Jun  2 19:15:27 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (commit_one_edge_insertion): Fix warning.
+	* gcse.c (bypass_conditional_jumps): CSE out single_set call.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* d30v.h (CPP_PREDEFINES): Replace with
+	(TARGET_CPU_CPP_BUILTINS): New.
+
+2002-06-02  Roger Sayle  <roger@eyesopen.com>
+
+	* config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
+
+Sun Jun  2 12:11:52 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (bypass_conditional_jumps): Use single set to obtain set.
+
+2002-06-02  Richard Henderson  <rth@redhat.com>
+
+	* rtlanal.c (volatile_refs_p): Not automatically true for CALL.
+
+2002-06-02  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	Support for C++ constructors/destructors.
+	* config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
+	instead of looping if main() returns.
+	(asm_file_start): Output global symbols that cause .data and .bss
+	initialization code to be linked in, unconditionally for now.
+	(avr_asm_out_ctor, avr_asm_out_dtor): New functions.
+	* config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
+	(TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
+	(LIBSTDCXX): New.
+	* config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
+	(__tablejump__): New.
+	(__do_copy_data, __do_clear_bss): New.
+	(__do_global_ctors, __do_global_dtors): New.
+	* config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
+	_ctors, _dtors.
+
+2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
+	(CPP_SPEC, CPP_PREDEFINES): Kill.
+	* c4x/rtems.h (CPP_PREDEFINES): Kill.
+	(TARGET_OS_CPP_BUILTINS): New.
+
+Sat Jun  1 23:29:51 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* Makefile.in (tracer.o): New.
+	* params.def (TRACER_*): New options.
+	* rtl.h (tracer): Declare.
+	* timevar.def (TV_TRACER): New.
+	* toplev.c (dump_file_index): Add DFI_tracer.
+	(dump_file_info): Add tracer.
+	(flag_tracer): New.
+	(lang_indepdenent_options): Add tracer.
+	(rest_of_compilation): Call tracer.
+	* tracer.c: New file.
+	* invoke.texi (-ftracer): Document.
+	(--param tracer-*): Document.
+
+2002-06-01  Daniel Berlin  <dberlin@dberlin.org>
+
+	* tree-inline.c (expand_call_inline): Make the statement
+	expression we generate have a COMPOUND_STMT.
+
+2002-06-01  Roger Sayle  <roger@eyesopen.com>
+
+	* gcse.c (cprop_cc0_jump): Function deleted.
+	(cprop_jump): Take an additional argument which is the possibly
+	NULL cc setting insn immediately before the conditional jump.
+	When a MODE_CC set is present, substitute it into the JUMP_INSN
+	before attempting the constant propagation.
+	(cprop_insn):  Recognize cc setters followed by conditional jumps
+	as a special case.   Use cprop_jump instead of cprop_cc0_jump.
+	(cprop_one_pass):  Call bypass_conditional_jumps if altering jumps.
+	(find_bypass_set): New function based upon find_avail_set used by
+	cprop, but finds constant expressions available at the end of
+	basic blocks.
+	(bypass_block): New function.  Given a basic block that begins
+	with a conditional jump and multiple incoming edges, perform
+	the jump bypass optimization.
+	(bypass_conditional_jumps): New function.  Call bypass_block with
+	each suitable basic block in the CFG using a simple single pass.
+
+2002-06-01  Roger Sayle  <roger@eyesopen.com>
+
+	* tree.c (real_minus_onep): New function to test for -1.0.
+	* fold-const.c (fold) [MULT_EXPR]:  Optimize -1.0*x into -x.
+
+2002-06-01  Roger Sayle  <roger@eyesopen.com>
+
+	* fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
+	and "!p && !q" into "(p|q) == 0" under suitable conditions.
+
+2002-06-01  Andreas Jaeger  <aj@suse.de>
+
+	* cppexp.c (cpp_classify_number): Cast precission to int for
+	correct printf format.
+
+2002-06-01  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_mcu_types): Remove devices that were once
+	expected, but don't really exist: atmega83, atmega85, attiny10.
+	* config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
+	emulations for all devices.
+	(CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
+	* config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
+
+2002-06-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300-protos.h: Add a prototype for
+	h8300_shift_needs_scratch_p.
+	* config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
+	* config/h8300/h8300.h (OK_FOR_R): New.
+	(OK_FOR_S): Likewise.
+	(OK_FOR_T): Likewise.
+	(EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
+	* config/h8300/h8300.md (anonymous shift patterns): Use
+	constraints R, S, and T.
+
+Sat Jun  1 11:23:22 CEST 2002  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* basic-block.h (struct basic_block_def): New field loop_father.
+	(BB_VISITED): New flag.
+	(struct loop): New field pred, removed field shared.
+	(struct loops): New field parray.
+	(LOOP_EXITS_DOMS): Removed.
+	(flow_loop_tree_node_add, flow_loop_tree_node_remove,
+	flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
+	dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
+	add_bb_to_loop, remove_bb_from_loops, find_common_loop,
+	verify_loop_structure): Declare.
+	* cfg.c (entry_exit_blocks): Initialize loop_father field.
+	* cfganal.c (dfs_enumerate_from): New function.
+	* cfgloop.c (HEAVY_EDGE_RATIO): New constant.
+	(flow_loop_entry_edges_find, flow_loop_exit_edges_find,
+	flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
+	flow_loop_dump, flow_loops_dump, flow_loops_free,
+	flow_loop_tree_node_add, flow_loop_level_compute,
+	flow_loops_level_compute, flow_loop_scan, flow_loops_update,
+	flow_loop_outside_edge_p): Modified for new infrastructure.
+	(make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
+	redirect_edge_with_latch_update, flow_loop_free): New static functions.
+	(flow_loop_tree_node_remove, flow_bb_inside_loop_p,
+	get_loop_body, add_bb_to_loop, remove_bb_from_loops,
+	find_common_loop, verify_loop_structure, loop_latch_edge,
+	loop_preheader_edge): New functions.
+	(flow_loops_cfg_dump): Do not show dominators, as this information
+	does not remain up to date long.
+	(flow_loops_find): Store results in new format.
+	* predict.c (propagate_freq, estimate_probability,
+	estimate_loops_at_level, estimate_bb_frequencies): Use new loop
+	infrastructure.
+
+2002-06-01  Alan Lehotsky  <apl@alum.mit.edu>
+
+	* except.c (nothrow_function_p): Walk epilogue delay list
+	checking the insn, not the chain for potential throws.
+
+2002-05-31  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
+	(install): Refer to install-cpp directly.
+	(uninstall-cpp): Folded into uninstall rule.
+	* configure.in: Delete all code relating to --disable-cpp.
+	* configure: Regenerate.
+	* config/t-install-cpp: Delete.
+
+2002-05-31  Richard Henderson  <rth@redhat.com>
+
+	* configure.in (HAVE_AS_TLS): Add alpha tests.
+	* configure: Rebuild.
+	* config/alpha/alpha.c (TARGET_AS_TLS): New.
+	(alpha_tls_size, alpha_tls_size_string): New.
+	(overide_options): Set it.  Always install machine_status hooks.
+	(input_operand): Accept got tls predicates.
+	(local_symbol_p): Merge into ...
+	(local_symbolic_operand): ... here.  Reject tls symbols.
+	(global_symbolic_operand): Likewise.
+	(tls_symbolic_operand_1, dtp16_symbolic_operand): New.
+	(dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
+	(tp16_symbolic_operand, tp32_symbolic_operand): New.
+	(gottp_symbolic_operand, tls_symbolic_operand_type): New.
+	(alpha_encode_section_info): Handle TLS symbols.
+	(alpha_strip_name_encoding): Likewise.
+	(alpha_legitimate_address_p): Likewise.
+	(alpha_legitimize_address): Likewise.
+	(alpha_expand_mov): Early exit to avoid nop moves.
+	(struct machine_function): Move from unicosmk.h.  Add some_ld_name.
+	(alpha_init_machine_status, alpha_mark_machine_status,
+	alpha_free_machine_status): Always define.
+	(get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
+	(print_operand, print_operand_address): Add TLS relocs.
+	* config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
+	(MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
+	(TARGET_SWITCHES): Add -mtls-kernel.
+	(alpha_tls_size, alpha_tls_size_string): New.
+	(TARGET_OPTIONS): Add -mtls-size=.
+	(reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
+	REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
+	(ASM_OUTPUT_LABELREF): Skip %.
+	(PRINT_OPERAND_PUNCT_VALID_P): Add &.
+	(PREDICATE_CODES): Update.
+	* config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
+	UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
+	UNSPEC_TP, UNSPECV_SET_TP): New.
+	(adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
+	adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
+	set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
+	movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
+	(call_value_osf_2_er): Accept anything as op4.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
+
+2002-05-31  Zack Weinberg  <zack@codesourcery.com>
+
+	* cppinit.c (append_include_chain): Always pay attention to
+	cxx_aware when setting new->sysp.  Remove ATTRIBUTE_UNUSED
+	marker on argument.
+
+2002-05-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* target.h: Fix formatting.
+	* timevar.h: Likewise.
+	* tlink.c: Likewise.
+	* toplev.c: Likewise.
+	* toplev.h: Likewise.
+	* tree.c: Likewise.
+	* tree-dump.h: Likewise.
+	* tree.h: Likewise.
+	* tree-inline.h: Likewise.
+	* unroll.c: Likewise.
+	* unwind-dw2.c: Likewise.
+	* unwind-dw2-fde.c: Likewise.
+	* unwind-dw2-fde-glibc.c: Likewise.
+	* unwind-dw2-fde.h: Likewise.
+	* unwind.h: Likewise.
+	* unwind-sjlj.c: Likewise.
+	* varasm.c: Likewise.
+	* varray.h: Likewise.
+	* vmsdbg.h: Likewise.
+	* vmsdbgout.c: Likewise.
+	* xcoffout.h: Likewise.
+
+2002-05-31  Igor Shevlyakov <igor@microunity.com>
+
+	* expr.c (compare_from_rtx): Generate comparison between op0 and op1
+	rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
+
+2002-05-31  Matthew Woodcraft  <mattheww@chiark.greenend.org.uk>
+
+	* gcc.c (cpp_unique_options): Remove "-d" options.
+	(cpp_debug_options): New spec string.
+	(default_compilers): Use it.
+	* objc/lang-specs.h: Likewise.
+
+2002-05-31  Nathanael Nerode  <neroden@twcny.rr.com>
+
+	* gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
+	BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
+	* gcc/mklibgcc.in: Likewise.
+	* gcc/config/arc/t-arc: Likewise.
+	* gcc/configure.in: Likewise.
+	* gcc/configure: Regenerate.
+
+2002-05-31  Stan Shebs  <shebs@apple.com>
+	    Turly O'Connor  <turly@apple.com>
+
+	* c-decl.c (struct binding_level): Change int field n_incomplete
+	to tree list incomplete_list.
+	(clear_binding_level): Init field with NULL.
+	(pushdecl): Add incomplete type to list.
+	(mark_binding_level): Mark the incomplete list.
+	(finish_struct): Scan the incomplete list for types instead
+	of all decls in the current binding level.
+
+2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (output_millicode_call): Add missing '%' characters.
+	(output_call): Likewise.
+
+2002-05-31  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
+	(UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
+
+2002-05-31  Alan Lehotsky <apl@alum.mit.edu>
+
+	* varasm.c (mark_constant_pool): Walk epilogue delay list
+	checking the insn, not the chain for potential constants.
+
+Fri May 31 12:38:43 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
+
+Fri May 31 13:50:19 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (classify_argument): Properly handle base types.
+
+	* dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
+	Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
+	registers.
+
+Fri May 31 13:37:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (gcse_emit_move_after): New.
+	(pre_delete, hoist_store): Use it.
+
+	* reload1.c (emit_input_reload_insns): Use constrain_operands
+	instead of constraint_accepts_reg_p to verify optimization.
+	(constraint_accepts_reg_p): Kill
+
+	* reload1.c (reload_cse_delete_noop_set): Kill.
+	(reload_cse_simplify): use delte_insn_and_edges.
+
+2002-05-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* cfgloop.c (flow_loops_find): Initialize first and last fields
+	correctly.
+
+2002-05-31  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (builtin_define_std): Correct logic.
+
+2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
+	(output_call): Likewise.
+
+2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c: Move output.h include after tree.h include.
+	(pa_asm_output_mi_thunk): Constify identifier lab.
+
+2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/ns32k/ns32k.h: Define named constants for the
+	bits in target_flags and use them.
+	* config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
+
+2002-05-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
+	architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
+	* pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
+	default scheduling model.
+	* pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
+	* pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
+	* pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
+	* doc/install.texi (hppa*-*-*): Document default scheduling.
+
+2002-05-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
+
+2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (ns32k-*-netbsd*): Set tm_file to
+	"${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
+	* config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
+	netbsd.h, or netbsd-aout.h.
+
+2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* longlong.h (count_trailing_zeros): Add missing \, and clean up
+	whitespace in __ns32000__ case.
+
+2002-05-31  Aldy Hernandez  <aldyh@redhat.com>
+
+	* expr.c (expand_expr): Output partially zeroed out vectors with
+	output_constant_def.
+
+2002-05-30  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
+	(sh-*-netbsdelf*)
+	(shl*-*-netbsdelf*): New targets.
+	* config/sh/netbsd-elf.h: New file.
+	* config/sh/t-netbsd: New file.
+
+2002-05-30  Richard Henderson  <rth@redhat.com>
+	    Eric Botcazou  <ebotcazou@multimania.com>
+
+	PR optimization/6822
+	* config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
+	to unsigned int for op1 comparisons.  Use gen_int_mode.
+
+2002-05-30  Eric Botcazou  <ebotcazou@multimania.com>
+
+	* expmed.c (const_mult_add_overflow_p): New.
+	* expr.h: Declare it.
+	* loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
+	Don't eliminate the biv if the giv has a constant multiplier and
+	the rhs argument of the comparison does satisfy the predicate.
+	Use expand_mult_add to compute the replacement constant.
+
+2002-05-30  Osku Salerma  <osku@iki.fi>
+
+	* c-common.c (c_common_attribute_table): Add "may_alias" entry.
+	(c_common_get_alias_set): Handle it.
+	* doc/extend.texi: Document it.
+
+2002-05-30  Richard Henderson  <rth@redhat.com>
+
+	* defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
+	* toplev.c (process_options): Don't check it.
+	* doc/tm.texi: Don't document it.
+	* config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
+	(TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
+	* config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
+	frame pointer optimization if current_function_profile.
+
+2002-05-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* langhooks.c: Fix formatting.
+	* langhooks.h: Likewise.
+	* lcm.c: Likewise.
+	* libgcc2.c: Likewise.
+	* lists.c: Likewise.
+	* local-alloc.c: Likewise.
+	* loop.c: Likewise.
+	* loop.h: Likewise.
+
+2002-05-30  Marc Espie <espie@openbsd.org>
+
+	* config.gcc (sparc64-*-openbsd*): New.
+	* config/sparc/openbsd1-64.h: New.
+	* config/sparc/openbsd64.h: New.
+
+2002-05-30  Jeff Law <law@redhat.com>
+
+	* flow.c (propagate_one_insn): Revise yesterday's patch.  Delete
+	a dead insn with a REG_RETVAL note when the entire libcall is not
+	dead and remove the associated REG_LIBCALL note at the same time.
+
+Thu May 30 19:54:30 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* lcm.c (output.h): #include.
+	(compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
+	as an ordinary block.
+	(optimize_mode_switching): Don't pretend that the exit block is
+	an ordinary block, or handle sucessors of entry block specially.
+	Instead, split edges from entry block and to exit block, and
+	put a computing definition on the thus gained post-entry-block,
+	and a need on the pre-exit-block.
+
+Thu May 30 20:28:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
+	* rtl.texi: Document 'B'
+
+2002-05-30  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
+	at run-time.
+	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
+
+2002-05-30  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
+	const0_rtx instead of NULL_RTX when in error.
+	(altivec_expand_abs_builtin): Same.
+	(rs6000_expand_binop_builtin): Same.
+	(altivec_expand_predicate_builtin): Same.
+	(altivec_expand_stv_builtin): Same.
+	(rs6000_expand_ternop_builtin): Same.
+	(altivec_expand_builtin): Same.
+
+2002-05-29  David S. Miller  <davem@redhat.com>
+
+	* rtl.h (clear_emit_caches): Delete.
+	* integrate.c (output_inline_function): Don't call it.
+	* emit-rtl.c (restore_emit_status, init_emit): Likewise.
+	(clear_emit_caches): Delete definition.
+	(SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
+
+2002-05-30  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c: Include real.h.
+	(mmix_constant_address_p): Remove redundant test before switch.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
+	only if not already defined.
+
+2002-05-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300-protos.h: Remove prototypes for
+	ok_for_bclr and small_power_of_two.
+	* config/h8300/h8300.c (small_power_of_two): Remove.
+	(ok_for_blcr): Likewise.
+	(fix_bit_operand): Make WHAT deal with an integer instead of a
+	constraint character.
+	* config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
+	(CONST_OK_FOR_P): Likewise.
+	(CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
+	CONST_OK_FOR_P any more.
+	* config/h8300/h8300.md (andqi3): Adjust to the new prototype
+	of fix_bit_operand.
+	(iorqi3): Likewise.
+	(xorqi3): Likewise.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Make sure this is undefined.
+	(CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
+	since it is no longer in CPP_PREDEFINES.  Don't -U__MIPSEL__
+	or -U__MIPSEB__ before defining one or the other.  Instead,
+	use %(subtarget_endian_default) if neither -EB nor -EL are
+	specified.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(SUBTARGET_CPP_SPEC): Remove __LONG64 handling.  Use
+	%(netbsd_cpp_spec).
+
+2002-05-29  Hans-Peter Nilsson  <hp@axis.com>
+
+	* doc/md.texi (Patterns): Note pattern condition pitfall
+	for unnamed insn.
+
+2002-05-29  Aldy Hernandez  <aldyh@redhat.com>
+
+	* rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
+	when TARGET_ALTIVEC.  Move handling of generic unary, binary, and
+	ternary operations from here...
+	(rs6000_expand_builtin): ...to here.
+	New argument expandedp.
+	Change all instances of altivec_expand_binop_builtin to
+	rs6000_expand_binop_builtin.
+	(altivec_expand_unop_builtin): Rename to
+	rs6000_expand_unop_builtin.
+	(altivec_expand_binop_builtin): Rename to
+	rs6000_expand_binop_builtin.
+	(altivec_expand_ternop_builtin): Rename to
+	rs6000_expand_ternop_builtin.
+
+2002-05-29  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
+	(TARGET_BI_ARCH): Likewise.
+	* config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
+	(TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
+	(TARGET_64BIT_DEFAULT): Default to 0.
+	(TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
+
+2002-05-29  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
+	(get_pc_thunk_name): New.
+	(output_set_got): Use it.
+	(ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
+	into linkonce sections.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Make sure this is undefined.
+	(CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
+	(CPP_SUBTARGET_SPEC): Don't provide different versions for
+	default-32 and default-64.  Just always use %(netbsd_cpp_spec).
+	(SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
+	cpp_subtarget_spec64.  Add netbsd_cpp_spec.
+	* config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Make sure this is undefined.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+
+2002-05-29  Jeff Law <law@redhat.com>
+
+	* pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
+
+	* flow.c (propagate_one_insn): Do not remove a dead insn if it
+	contains a REG_RETVAL note.
+
+	* haifa-sched (sched_analyze): Remove another useless clearing
+	of SCHED_GROUP_P I missed yesterday.
+
+	* pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
+	* pa.c (pa_asm_output_mi_thunk): New function.
+	* pa-protos.h (pa_asm_output_mi_thunk): Declare.
+
+2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+	    Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
+	(avr_asm_only_p): Make non-static.
+	(enum avr_arch): Remove.
+	(avr_arch_types): New.
+	(avr_mcu_types): Update.
+	(avr_override_options): Use avr_arch_types table instead of switch.
+	* avr.h (CPP_PREDEFINES): Die.
+	(avr_base_arch_macro, avr_extra_arch_macro): New.
+	(TARGET_CPU_CPP_BUILTINS): New.
+	(CPP_SPEC, EXTRA_SPECS): Simplify.
+	(CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
+	CPP_AVR5_SPEC): Die.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
+	NETBSD_OS_CPP_BUILTINS_AOUT.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+
+2002-05-29  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_output_function_epilogue): New.
+	(TARGET_ASM_FUNCTION_EPILOGUE): New.
+	(pic_label_name): Remove.
+	(pic_labels_used): New.
+	(ix86_asm_file_end): Emit one pc load stub for each register used.
+	(output_set_got): Generate deep pc load to any register.
+	(ix86_select_alt_pic_regnum): New.
+	(ix86_save_reg): Don't save pic register if we can find a valid
+	call-clobbered replacement.
+	(ix86_expand_prologue): If we found a valid replacement, renumber
+	pic_offset_table_rtx.
+	* config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
+	pic_offset_table_rtx after reload.
+	(REAL_PIC_OFFSET_TABLE_REGNUM): New.
+	* config/i386/i386.md (set_got): Make insn, not expander.
+	(set_got_nopic, set_got_deep, set_got_nodeep): Remove.
+
+2002-05-29  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
+	alignment for alloca.
+
+2002-05-29  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (output_pic_addr_const): Lowercase rip.
+	(print_operand_address): Only add rip for symbolic addresses
+	for which we do not have another relocation type.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+	(EXTRA_SPECS): Add netbsd_cpp_spec.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+	(CPP_PREDEFINES): Remove.
+	* config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+	(EXTRA_SPECS): Define.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+	(CPP_PREDEFINES): Remove.
+
+2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR preprocessor/6844
+	* cppmacro.c (cpp_macro_definition): Reserve space for terminating
+	NUL.
+
+2002-05-29  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
+	mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
+
+2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/fr30/fr30.md: Remove previous restriction on splits.
+	Enforce conformance through gen_lowpart and cont_int_operand.
+	* config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
+	as the assembler does not support ".bss".
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Remove.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+	* config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES): Remove.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(CPP_SPEC): Use %(netbsd_cpp_spec).
+	* config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
+	(CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
+	(SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
+	Add netbsd_cpp_spec.
+	(CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
+
+2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+	    Zack Weinberg <zack@codesourcery.com>
+
+	* cppexp.c (cpp_num): Move to cpplib.h.
+	(CPP_ERROR): Remove.
+	(interpret_float_suffix, interpret_int_suffix): New.
+	(struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
+	(cpp_classify_number, cpp_interpret_integer): New.
+	(interpret_number): Remove.
+	(eval_token): Update to use new routines.
+	* cpphash.h (cpp_num_part): Move to cpplib.h.
+	* cppinit.c (cpp_post_options): Set warn_long_long.
+	* cpplib.h (struct cpp_options): Add warn_long_long.
+	(cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
+	CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
+	CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
+	CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
+	cpp_interpret_integer): New.
+
+2002-05-29  Joel Sherrill <joel@OARcorp.com>
+
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
+
+2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
+	NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
+	(CPP_SUBTARGET_SPEC): Define.
+	(SUBTARGET_EXTRA_SPECS): Define.
+	(CPP_SPEC): Remove.
+
+2002-05-29  Chris Lattner  <sabre@nondot.org>
+
+	* ssa.c (rename_insn_1): Rename uses of undefined registers to
+	prevent confusion if/when the register is defined.
+
+2002-05-29  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR target/6838
+	* config/cris/cris.md: Fix typos and thinkos in comments.
+	("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
+	second alternative.
+	("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
+	("*mov_sideqi_mem"): Similar, but for operand 3.
+	("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
+	(splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
+	Remove spurious mode specifier on operand 2.
+
+2002-05-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300-protos.h: Remove the prototype for
+	o_operand.
+	Add prototypes for single_one_operand and single_zero_operand.
+	* config/h8300/h8300.c (o_operand): Remove.
+	(single_one_operand): New.
+	(single_zero_operand): Likewise.
+	(print_operand): For 'V' operand, and the operand with 0xff.
+	For 'V' and 'W' operands, do not and the bit position with 7.
+	* config/h8300/h8300.md (various anonymous patterns): Replace
+	use of exact_log2 with single_one_operand/single_zero_operand.
+
+2002-05-29  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
+
+2002-05-29  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (legitimate_pic_operand_p): Do not
+	accept symbolic LARL operands.
+	(s390_emit_epilogue): Do not set FRAME_RELATED_P on
+	epilogue insns.
+
+2002-05-29  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* config/s390/s390.md (cmpstr_64/31): Mark whole
+	input registers as used.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
+	not current_function_uses_pic_offset_table and
+	current_function_uses_const_pool; examine current_function_profile.
+	(ix86_expand_prologue): Likewise.  Add pic_offset_table_rtx as
+	input to blockage if needed.
+	(ix86_expand_call): Do not set current_function_uses_pic_offset_table.
+	(legitimize_pic_address): Likewise.  Set regs_ever_live for
+	pic_offset_table_rtx when invoked during reload.
+	* config/i386/i386.h (FINALIZE_PIC): Remove.
+	* config/i386/i386.md (tablejump): Reformat.  Do not set
+	current_function_uses_pic_offset_table.
+	(tls_global_dynamic, tls_local_dynamic_base): Likewise.
+	(blockage): Accept anything as operand 0.
+
+2002-05-28  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
+	common CPP built-ins for all NetBSD a.out targets.
+	* config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
+	common CPP built-ins for all NetBSD ELF targets.
+	* config/netbsd.h: Add missing notice.
+	(NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
+	for all NetBSD targets.
+	(NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
+	for all NetBSD targets using an LP64 code model.
+	(NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
+	NetBSD targets.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* flow.c (update_life_info_in_dirty_blocks): Only do a partial
+	update if UPDATE_LIFE_LOCAL.
+
+2002-05-28  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
+
+	* config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
+
+Tue May 28 21:16:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
+			  Jason R. Thorpe <thorpej@wasabisystems.com>
+
+	config/sh reorganization to factor out endianness and coff:
+
+	* config/sh/little.h: New file.
+	* config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
+	defined, define to 0 to select big-endian.
+	(SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
+	(TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+	* config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+	* config/sh/t-be: New file.
+	* config/sh/t-le: New file.
+
+	* sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
+	(SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
+	(TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
+	(USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
+	(ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+	(ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
+	(ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
+	(CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
+	(SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
+	(EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
+	CPP_DEFAULT_CPU_SPEC.  Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
+	SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
+	(LINK_SPEC): Define to SH_LINK_SPEC.
+	(TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
+	(LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
+	(SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
+	(CPP_SPEC): Reduce to %(subtarget_cpp_spec).
+	(TARGET_ENDIAN_DEFAULT): Define if not already defined.
+	* config/sh/coff.h: New file.
+	(TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
+	(TARGET_OBJFMT_CPP_BUILTINS): Define.
+	* config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
+	(ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
+	(DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
+	(ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
+	(PTRDIFF_TYPE): Likewise.
+	("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
+	(CPP_PREDEFINES): Don't define.
+	(TARGET_OBJFMT_CPP_BUILTINS): Define.
+	(LINK_SPEC): Define to SH_LINK_SPEC.
+	(LINK_EMUL_PREFIX): Redefine.
+	* config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
+	(SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
+	(CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
+	(CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
+	(TARGET_OS_CPP_BUILTINS): Define.
+	(TARGET_DEFAULT): Redefine.
+	(SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
+	* config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
+	(LINK_SPEC): Don't redefine.
+	(LINK_DEFAULT_CPU_EMUL): Redefine.
+	(TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+	* sh.c (sh_asm_named_section): Don't declare / define.
+	* t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
+	* config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
+	(sh64-*-elf* tm_file): Likewise.
+	(sh-*-rtemself* tm_file): Likewise.
+	(sh-*-linux* tm_file): Likewise.  Add sh/little.h.
+	(sh-*-linux* tmake_file): Add sh/t-le.
+	(sh-*-rtems* tm_file): Add sh/coff.h
+	(sh-*-* tm_file): Likewise.
+
+Tue May 28 21:16:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
+	CONSTANT_POOL_ADDRESS_P.
+
+	* coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
+
+2002-05-28  David Edelsohn  <edelsohn@gnu.org>
+	    Jeff Law <law@redhat.com>
+
+	* optabs.c (expand_binop): Fix nwords sign warnings.
+	generate pseudo for add_optab.
+
+	* sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
+	* haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
+
+2002-05-28	Marc Espie <espie@openbsd.org>
+
+	* config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN):  Remove,
+	inherited from gas.h.
+	(ASM_QUAD):  Undef.  OpenBSD does not support it.
+
+2002-05-28  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* doc/install.texi (binaries): Change mingw binaries
+	link to www.mingw.org.
+
+2002-05-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_compute_frame_layout): Do not add
+	bottom alignment for leaf functions.
+
+2002-05-28  Zack Weinberg  <zack@codesourcery.com>
+
+	* config/pa/milli32.S, config/pa/lib1funcs.asm,
+	config/sparc/sol2-g1.asm: Delete unused files.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* cfg.c (dump_flow_info): Print bb->index, not i, for block number.
+
+	* flow.c (calculate_global_regs_live): Rename call_used to
+	invalidated_by_call.  Initialize from regs_invalidated_by_call
+	instead of call_used_regs.
+
+	* varasm.c (default_binds_local_p): Check TREE_PUBLIC before
+	DECL_EXTERNAL.
+
+2002-05-28  Zack Weinberg  <zack@codesourcery.com>
+
+	* tree.h: Don't include real.h.
+	Forward-declare struct realvaluetype.
+	(struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
+	contain it.
+	(TREE_REAL_CST_PTR): New accessor.
+	(TREE_REAL_CST): Update.
+	* real.h: Include machmode.h.
+	(realvaluetype): Make it struct realvaluetype, not a typedef.
+	(build_real): Prototype here.
+
+	* tree.c: Include real.h.
+	(build_real): Allocate the REAL_VALUE_TYPE as a separate
+	object in GC memory, set TREE_REAL_CST_PTR to point to it.
+	(build_real_from_int_cst): Use build_real.
+	* ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
+	REAL_CST.
+
+	* builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
+	fold-const.c, print-tree.c, real.c: Include real.h.
+	* Makefile.in: Update dependency lists.
+
+2002-05-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* basic-block.h (last_basic_block): Declare.
+	(expunge_block_nocompact): Declaration removed.
+	(compact_blocks): Declare.
+	* cfg.c (last_basic_block): New variable.
+	(expunge_block_nocompact): Removed.
+	(expunge_block): Do not compact basic blocks.
+	(compact_blocks): New.
+	* cfganal.c (flow_call_edges_add): Use the fact that bb indices no
+	longer change.
+	* cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
+	last_basic_block.
+	* cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
+	real positions of blocks.
+	(delete_unreachable_blocks): Simplified -- quadratic behavior now
+	cannot occur.
+	(cleanup_cfg): Compact blocks.
+	* cfgrtl.c (create_basic_block): Insert basic blocks to the end of
+	basic_block_info varray.
+	(flow_delete_block): Comment update.
+	(back_edge_of_syntactic_loop_p): Modify position check code.
+	(verify_flow_info): Update checking.
+	* flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
+	* ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
+	(find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
+	indices no longer change.
+	* lcm.c (optimize_mode_switching): Replace n_basic_blocks with
+	last_basic_block.
+	* predict.c (estimate_bb_frequencies): Remove unneccessary code.
+	* profile.c (branch_prob): Compact blocks.
+	* sched-rgn.c (find_rgns): Replace n_basic_blocks with
+	last_basic_block.
+
+2002-05-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300.md (two anonymous patterns): New.
+
+2002-05-28  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md (cpu): Tidy.
+	(type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
+	'trap'.
+	(in_call_delay): Delete reference to 'return' type.
+	(eligible_for_return_delay, in_return_delay, define_delay
+	referencing those): Delete.
+	(rest of file): Use new type attributes as appropriate.
+	* config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
+	* config/sparc/sparc.c (eligible_for_return_delay): Likewise.
+	* config/sparc/ultra1_2.md (us1_single): New reservation.
+	(us1_ialuX): Likewise.
+	* config/sparc/ultra3.md (us3_single): Likewise.
+	(us3_ialuX): Likewise.
+	(us3_imul, us3_idiv): Tweak.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_in_small_data_p): Return false for
+	STRING_CST.
+
+2002-05-28  Richard Henderson  <rth@redhat.com>
+
+	* config.gcc: Obsolete mn10200.
+
+2002-05-28  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (interpret_number): Optimize for single-digit
+	and less-than-half-precision cases.
+	(num_trim, num_positive, num_div_op): Cast constants.
+
+2002-05-27  Bo Thorsen  <bo@suse.de>
+
+	* config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
+	3.1 branch. The file was made by Jakub Jelinek.
+	* config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
+	support so multilib doesn't break. And don't define this at all
+	when -Dinhibit_libc is used.
+	(MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
+	* config/i386/t-linux64: Implement full multilib support. Patch
+	originally done by Andreas Jaeger and Jakub Jelinek.
+
+2002-05-27  Roger Sayle  <roger@eyesopen.com>
+
+	* c-common.c: Add support for __attribute__((nothrow)) to specify
+	that a function cannot throw an exception (using TREE_NOTHROW).
+	(handle_nothrow_attribute): New function to process this attribute.
+
+	* doc/extend.texi: Document the new nothrow function attribute.
+
+2002-05-27  H.J. Lu  (hjl@gnu.org)
+
+	* cppexp.c (num_trim): Use 1UL instead of 1 for long int.
+	(num_positive): Likewise.
+	(num_div_op): Likewise.
+
+2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init): Always use intmax_t.
+
+2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init): Use intmax_t for now.
+
+2002-05-24  Andrew Haley  <aph@redhat.com>
+
+	* fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
+	if T is a boolean type.
+
+2002-05-27  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* basic-block.h (last_basic_block): Defined as synonym for
+	n_basic_blocks.
+	* cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
+	flow_depth_first_order_compute, flow_preorder_transversal_compute,
+	flow_dfs_compute_reverse_init): Replaced relevant occurences of
+	n_basic_blocks with last_basic_block.
+	* cfgbuild.c (make_edges): Likewise.
+	* cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
+	* cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
+	* combine.c (combine_instructions): Likewise.
+	* df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
+	iterative_dataflow_bitmap): Likewise.
+	* dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
+	calc_idoms, idoms_to_doms): Likewise.
+	* flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
+	Likewise.
+	* gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
+	compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
+	one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
+	one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
+	delete_null_pointer_checks, compute_code_hoist_vbeinout,
+	hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
+	compute_store_table, build_store_vectors): Likewise.
+	* haifa-sched.c (sched_init): Likewise.
+	* ifcvt.c (if_convert): Likewise.
+	* lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
+	pre_edge_lcm, compute_available, compute_nearerout,
+	compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
+	Likewise.
+	* predict.c (estimate_probability, process_note_prediction,
+	note_prediction_to_br_prob): Likewise.
+	* profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
+	* recog.c (split_all_insns, peephole2_optimize): Likewise.
+	* regrename.c (copyprop_hardreg_forward): Likewise.
+	* resource.c (init_resource_info): Likewise.
+	* sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
+	init_regions, schedule_insns): Likewise.
+	* ssa-ccp.c (ssa_const_prop): Likewise.
+	* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+	* ssa.c (compute_dominance_frontiers,
+	compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
+
+	* df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
+	* gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
+	sizes consistently.
+
+Mon May 27 14:28:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
+	new.
+	* rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
+	hoist_insn_after, hoist_insn_to_edge): New.
+
+Mon May 27 12:14:02 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (PEOP_SCAN_DEAD_STORES): New.
+	(PROP_FINAL): Include.
+	* flow.c (life_analysis, update_life_info,
+	init_propagate_block_info, mark_set_1, mark_used_rgs):
+	Support SCAN_DEAD_STORE.
+
+2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init): Set CPP arithmetic precision.
+	* cppexp.c (cpp_num_part): Move typedef ...
+	* cpphash.h: ...here; make unsigned HOST_WIDE_INT.
+	* cppinit.c (cpp_create_reader): Default to host long arithmetic.
+	(sanity_checks): Update.
+
+2002-05-26  Geoffrey Keating  <geoffk@redhat.com>
+
+	* Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
+	(mkheaders): New rule.
+	(install-mkheaders): New rule.
+	* configure.in (all_outputs): Add mkheaders.
+	* configure: Regenerate.
+	* mkheaders.in: New file.
+
+2002-05-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
+
+2002-05-26  Andreas Jaeger  <aj@suse.de>
+
+	* cfg.c (dump_flow_info): Remove extra argument to fprintf.
+
+2002-05-26  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (possible_sum_sign, integer_overflow, left_shift,
+	right_shift): Remove.
+	(cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
+	HIGH_PART): New.
+	(struct op): Use cpp_num.
+	(num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
+	num_part_mul, num_unary_op, num_binary_op, num_negate,
+	num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
+	num_div_op, num_lshift, num_rshift, append_digit): New.
+	(interpret_number, parse_defined, eval_token, reduce): Update
+	for two-integer arithmetic.
+	(binary_handler): New typedef.
+	(optab): Update.
+	(COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
+	(_cpp_parse_expr, reduce): Update to handle two-integers.
+	* cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
+
+2002-05-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
+	* config/avr/avr.c (jump_over_one_insn_p): Take length of the
+	branch insn into account, do not assume 1.
+	(avr_out_sbxx_branch): New function.  Optimize cases of skipping
+	over single word insn.  Handle upper half of I/O space too.
+	* config/avr/avr.md (*sbrx_branch): Use it.
+	(*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
+	(*sbix_branch, *sbix_branch_bit7): Likewise.
+	(*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
+	Use RTL peepholes to optimize register operand sign tests.
+
+2002-05-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_asm_only_p): New variable.
+	(avr_override_options): Set it here if AVR1.
+	(asm_file_start): Test it here, report an error if set.
+
+2002-05-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* alias.c: Fix formatting.
+	* attribs.c: Likewise.
+	* bb-reorder.c: Likewise.
+	* bitmap.c: Likewise.
+	* bitmap.h: Likewise.
+	* builtins.c: Likewise.
+
+Sun May 26 14:00:44 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* reload.c (find_valid_class): Accept new argument DEST,
+	choose class accordingly.
+	(push_reload): Update callers.
+
+2002-05-26  Andreas Jaeger  <aj@suse.de>
+
+	* combine.c (combine_instructions): Do not indent #if for
+	traditional C.
+
+2002-05-25  Richard Henderson  <rth@redhat.com>
+
+	* c-pragma.c (apply_pragma_weak): Convert value identifier to
+	string for decl_attributes.
+	(handle_pragma_weak): Call assemble_alias if we're modifying
+	an existing decl.
+
+2002-05-25  Richard Henderson  <rth@redhat.com>
+
+	PR target/6788
+	* config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
+	using rtl instead of fprintf.
+	* config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
+	* config/sparc/sparc-protos.h: Update.
+
+2002-05-25  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (C_COMMON_H): Fix.
+	Update other targets.
+	* c-common.c: Don't include c-lex.h.
+	(builtin_define_with_value): Make static and prototype.
+	(builtin_define_std): Move from c-lex.h.
+	* c-common.h (init_c_lex): Move from c-lex.h.
+	* c-decl.c: Don't include c-lex.h.
+	(make_pointer_declarator): Move from c-parse.in.
+	* c-lex.c: Don't include c-lex.h.
+	* c-lex.h: Remove.
+	* c-parse.in: Don't include c-lex.h; include c-pragma.h.
+	(make_pointer_declarator): Move to c-decl.c.
+	* c-pragma.c: Don't include c-lex.h.
+	* c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
+	* c-tree.h (make_pointer_declarator): New.
+doc:
+	* passes.texi, tm.texi: Update.
+objc:
+	* Make-lang.in: Update and correct.
+	* objc-act.c: Don't include c-lex.h or cpplib.h.
+treelang:
+	* treetree.c: Don't include c-lex.h.
+config:
+	* darwin-c.c: Don't include c-lex.h.
+	* c4x/c4x-c.c: Don't include c-lex.h.
+	* c4x/t-c4x: Update.
+	* i370/i370-c.c: Don't include c-lex.h.
+	* i370/t-i370: Update.
+	* i960/i960-c.c: Don't include c-lex.h.
+	* i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
+	* i960/t-960bare: Update.
+	* i960/t-vxworks: Update.
+	* rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
+	* rs6000/t-darwin: Update.
+	* rs6000/t-rs6000-c-rule: Update.
+	* v850/v850-c.c: Don't include c-lex.h.
+	* v850/v850.c: Don't include c-lex.h or cpplib.h.
+
+
+2002-05-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* tree.def: Fix typos.
+	* doc/install.texi: Likewise.
+
+2002-05-25  Richard Henderson  <rth@redhat.com>
+
+	* configure.in (HAVE_AS_TLS): Add ia64 test.
+	* configure: Rebuild.
+	* config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
+	(override_options): Set it.
+	(TARGET_HAVE_TLS): New.
+	(sdata_symbolic_operand): Look for 's'.
+	(tls_symbolic_operand): New.
+	(ia64_expand_load_address): Abort for tls symbols.
+	(gen_tls_get_addr): New.
+	(gen_thread_pointer): New.
+	(ia64_expand_move): Split out from movdi.  Handle tls symbols.
+	(rtx_needs_barrier): Add new unspecs.
+	(ia64_encode_section_info): Handle tls symbols.
+	(ia64_strip_name_encoding): Strip two encoding chars.
+	* config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
+	(TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
+	(TARGET_OPTIONS): Add tls-size.
+	(ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
+	* config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
+	UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
+	(movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
+	(movsf, movdf): Likewise.
+	(movdi_symbolic): Use match_scratch.  Don't split if we won't
+	have a scratch availiable.
+	(load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
+	add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
+	load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
+	* config/ia64/ia64-protos.h: Update.
+	* config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
+	sdata_symbolic_operand.
+	(ASM_OUTPUT_LABELREF): Strip two characters.
+
+2002-05-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* combine.c (simplify_set): Remove an unnecessary subreg.
+
+2002-05-25  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
+
+	* config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
+
+2002-05-25  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* toplev.c (output_clean_symbol_name): Fix another thinko.  Gosh.
+
+2002-05-25  Roger Sayle  <roger@eyesopen.com>
+
+	* simplify-rtx.c (simplify_gen_relational): Simplify the RTX
+	(cond (compare x y) 0) into the equivalent (cond x y).
+
+2002-05-25  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* toplev.c (output_clean_symbol_name): Use xstrdup.  Fix thinko.
+
+2002-05-24  Zack Weinberg  <zack@codesourcery.com>
+
+	* config.gcc: Remove all stanzas for previously obsoleted
+	systems.  Where necessary, add explicit error stanzas to
+	prevent removed systems from being misidentified as something
+	else.  Begin a fresh obsoletions list, with the systems that
+	were reprieved last round.
+	* doc/install.texi: Remove all mention of dead targets.
+	* fixinc/mkfixinc.sh: Likewise.
+
+	* config/arm/arm.h: Bit 31 of target_flags is no longer
+	reserved.
+
+	* config/1750a/1750a-protos.h, config/1750a/1750a.c,
+	config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
+	config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
+	config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
+	config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
+	config/alpha/osf12.h, config/alpha/osf2or3.h,
+	config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
+	config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
+	config/clipper/clipper-protos.h, config/clipper/clipper.c,
+	config/clipper/clipper.h, config/clipper/clipper.md,
+	config/clipper/clix.h, config/convex/convex-protos.h,
+	config/convex/convex.c, config/convex/convex.h,
+	config/convex/convex.md, config/convex/fixinc.convex,
+	config/convex/proto.h, config/elxsi/elxsi-protos.h,
+	config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
+	config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
+	config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
+	config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
+	config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
+	config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
+	config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
+	config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
+	config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
+	config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
+	config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
+	config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
+	config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
+	config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
+	config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
+	config/m68k/altos3068.h, config/m68k/apollo68.h,
+	config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
+	config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
+	config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
+	config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
+	config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
+	config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
+	config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
+	config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
+	config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
+	config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
+	config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
+	config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
+	config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
+	config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
+	config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
+	config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
+	config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
+	config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
+	config/mips/dec-osf1.h, config/mips/elflorion.h,
+	config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
+	config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
+	config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
+	config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
+	config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
+	config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
+	config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
+	config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
+	config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
+	config/ns32k/pc532-min.h, config/ns32k/pc532.h,
+	config/ns32k/sequent.h, config/ns32k/tek6000.h,
+	config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
+	config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
+	config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
+	config/sparc/rtems.h, config/we32k/we32k-protos.h,
+	config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
+	Delete file.
+
+2002-05-24  Richard Henderson  <rth@redhat.com>
+
+	* flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
+	* toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
+	* config/i386/i386.c (tls_model_chars): Add leading space.
+	(tls_symbolic_operand): Don't bias by 1.
+	(legitimize_address): Don't unbias by 1.
+
+2002-05-24  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
+
+	* lcm.c (optimize_mode_switching): Change bb used as indices
+	to bb->index.
+
+2002-05-24  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
+	of update_life_info_in_dirty_blocks.
+
+2002-05-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR other/6782
+	* final.c (get_mem_expr_from_op): Return 0 if op is NULL.
+
+2002-05-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR preprocessor/6780
+	* cppmacro.c (enter_macro_context): Clear state.angled_headers.
+
+2002-05-24  Jim Blandy  <jimb@redhat.com>
+
+	* dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
+	entry with a type code of zero, marking the end of the compilation
+	unit's macro info.
+
+2002-05-24  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (asm_output_bss): Always output one byte.
+	* config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
+
+2002-05-24  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
+
+	* tree.c (decl_type_context): Return NULL_TREE if decl's context is a
+	namespace.
+
+2002-05-24  Andreas Jaeger  <aj@suse.de>
+
+	* ggc-page.c (alloc_page): Cast variables of type size_t to
+	unsigned long, adjust printf format string.
+	(ggc_alloc): Likewise.
+	(ggc_print_statistics): Likewise.
+	(ggc_print_statistics): Correct printf format string for SCALE to
+	use unsigned long.
+
+2002-05-24  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* config/i386/mingw32.h (CPP_SPEC): Remove -remap.
+
+2002-05-23  Gabriel Dos Reis  <gdr@codesourcery.com>
+	    Zack Weinberg     <zack@codesourcery.com>
+
+	* config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
+	quoted strings.
+	* dwarf2out.c (lookup_filename): Properly quote filename in .file
+	directive in assembly file.
+	* config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
+	* config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
+	* config/pj/pj.h (ASM_FILE_START): Likewise.
+	* config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
+	* config/avr/avr.c (asm_file_end): Likewise.
+	* toplev.c (output_quoted_string): Handle possibly signed plain
+	char.
+	* toplev.h (output_clean_symbol_name): Declare
+	* toplev.c (output_clean_symbol_name): Define.
+	* config/alpha/alpha.c (unicosmk_output_module_name): Use it.
+	* config/1750a/1750a.h (ASM_FILE_START): Likewise.
+
+2002-05-24  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
+
+2002-05-23  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
+	of size of unsigned.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* configure.in (HAVE_AS_TLS): New test.
+	* config.in, configure: Rebuild.
+	* config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
+	(ix86_tls_dialect_string, ix86_tls_dialect): New.
+	(override_options): Set it.
+	(tls_model_chars, tls_symbolic_operand): New.
+	(tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
+	(local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
+	(local_exec_symbolic_operand): New.
+	(get_pic_label_name): Merge into output_set_got.
+	(ix86_asm_file_end): Emit pic_label_name if defined.
+	(legitimate_constant_p, constant_address_p): New.
+	(legitimate_pic_operand_p): New.
+	(legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
+	(legitimate_address_p): Likewise.
+	(ix86_encode_section_info): Rename from i386_; handle tls decls.
+	(ix86_strip_name_encoding): New.
+	(get_thread_pointer): New.
+	(legitimize_address): Handle tls symbols.
+	(output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
+	Remove UNSPEC_PLT.
+	(struct machine_function): Add some_ld_name.
+	(get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
+	(print_operand) [&]: Use it.  Handle UNSPEC_TP.
+	(output_addr_const_extra): New.
+	(maybe_get_pool_constant): New.
+	(ix86_split_to_parts): Use it.
+	(ix86_expand_move): Handle tls symbols.
+	(ix86_tls_get_addr): New.
+	* config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
+	(TARGET_OPTIONS): Add tls-dialect.
+	(CONSTANT_ADDRESS_P): Use new out-of-line function.
+	(LEGITIMATE_CONSTANT_P): Likewise.
+	(LEGITIMATE_PIC_OPERAND_P): Likewise.
+	(TARGET_STRIP_NAME_ENCODING): New.
+	(ASM_OUTPUT_LABELREF): New.
+	(PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
+	(OUTPUT_ADDR_CONST_EXTRA): New.
+	(PREDICATE_CODES): Update.
+	(ix86_tls_dialect, ix86_tls_dialect_string): New.
+	* config/i386/i386.md: Regroup and renumber unspec constants.
+	(tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
+	(tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
+	(tls_global_dynamic, tls_local_dynamic_base): New.
+	(tls_local_dynamic_once): New.
+	* config/i386/i386-protos.h: Update.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* genemit.c (gen_insn): Print file:lineno comment before function.
+	(main): likewise.
+	* gensupport.c (struct queue_elem): Add filename member.
+	(queue_pattern): Initialize it; update all callers.
+	(process_include): Don't free filename.
+	(read_md_rtx): Set read_rtx_filename.
+
+2002-05-23  Hans Boehm  <Hans_Boehm@hp.com>
+
+	* config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* doc/extend.texi (C++98 Thread-Local Edits): Update with
+	commentary from Mark.
+
+2002-05-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
+	Use FOR_EACH_BB macros to iterate over basic block chain.
+	* cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
+	alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
+	Likewise.
+	* cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
+	find_unreachable_blocks, create_edge_list, verify_edge_list,
+	remove_fake_edges, add_noreturn_fake_exit_edges,
+	flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
+	Likewise.
+	* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
+	find_sub_basic_blocks): Likewise.
+	* cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
+	Likewise.
+	* cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
+	Likewise.
+	* cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
+	Likewise.
+	* cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
+	commit_edge_insertions, commit_edge_insertions_watch_calls,
+	print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
+	* combine.c (combine_instructions, reg_dead_at_p): Likewise.
+	* conflict.c (conflict_graph_compute): Likewise.
+	* df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
+	df_modified_p, df_refs_unlink, df_dump): Likewise.
+	* dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
+	* final.c (compute_alignments): Likewise.
+	* flow.c (update_life_info, update_life_info_in_dirty_blocks,
+	delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
+	count_or_remove_death_notes): Likewise.
+	* gcse.c (oprs_unchanged_p, record_last_reg_set_info,
+	compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
+	classic_gcse, compute_transp, cprop, compute_pre_data,
+	compute_transpout, invalidate_nonnull_info,
+	delete_null_pointer_checks_1, delete_null_pointer_checks,
+	compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
+	compute_store_table, build_store_vectors, store_motion): Likewise.
+	* global.c (global_conflicts, mark_elimination): Likewise.
+	* graph.c (print_rtl_graph_with_bb): Likewise.
+	* haifa-sched.c (sched_init): Likewise.
+	* ifcvt.c (if_convert): Likewise.
+	* lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
+	compute_available, compute_nearerout, compute_rev_insert_delete,
+	optimize_mode_switching): Likewise.
+	* local-alloc.c (local_alloc, update_equiv_regs): Likewise.
+	* predict.c (estimate_probability, note_prediction_to_br_prob,
+	propagate_freq, counts_to_freqs, expensive_function_p,
+	estimate_bb_frequencies): Likewise.
+	* profile.c (instrument_edges, get_exec_counts,
+	compute_branch_probabilities, compute_checksum, branch_prob,
+	find_spanning_tree): Likewise.
+	* recog.c (split_all_insns, peephole2_optimize): Likewise.
+	* reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
+	Likewise.
+	* regclass.c (scan_one_insn, regclass): Likewise.
+	* regmove.c (mark_flags_life_zones, regmove_optimize,
+	record_stack_memrefs): Likewise.
+	* regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
+	* reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
+	* resource.c (find_basic_block): Likewise.
+	* sched-ebb.c (schedule_ebbs): Likewise.
+	* sched-rgn.c (is_cfg_nonregular, build_control_flow,
+	find_single_block_region, find_rgns, schedule_insns)
+	* sibcall.c (optimize_sibling_and_tail_recursive_call)
+	* ssa-ccp.c (optimize_unexecutable_edges,
+	ssa_ccp_df_delete_unreachable_insns): Likewise.
+	* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+	* ssa.c (find_evaluations, compute_dominance_frontiers_1,
+	rename_block, convert_to_ssa, compute_conservative_reg_partition,
+	compute_coalesced_reg_partition, rename_equivalent_regs,
+	convert_from_ssa): Likewise.
+	* config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
+	process_for_unwind_directive): Likewise.
+
+	* df.c (FOR_ALL_BBS): Removed.
+	* gcse.c (struct null_pointer_info): Type of current_block field
+	changed.
+	(struct reg_avail_info): Type of last_bb field changed.
+	* config/ia64/ia64.c (block_num): Removed.
+	(need_copy_state): Type changed.
+	(last_block): New.
+
+2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (mark_named_operators): Split out from init_builtins.
+	(cpp_finish_options): Call it from here instead.
+
+2002-05-23  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* builtin-attrs.def: Update copyright years.
+	(ATTR_NONNULL): New attribute identifier.
+	(ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
+	attribute tree lists.
+	(DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
+	format operand.
+	(ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
+	(DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
+	attribute lists.  Chain the appropriate nonnull attribute.
+	* c-format.c (check_format_arg): Remove null format string
+	warning.
+	* testsuite/gcc.dg/format/null-1.c: New test.
+
+2002-05-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* Makefile.in (ADAC): Define.
+	(SYSLIBS): Define.
+	(.SUFFIXES): Move before language makefile fragments.
+	(STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
+
+2002-05-23  Mark Mitchell  <mark@codesourcery.com>
+
+	* varasm.c (make_decl_rtl): Don't allow weak variables to be
+	placed in common.
+
+Thu May 23 19:43:41 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfg.c (dump_flow_info): Print results of
+	maybe_hot/probably_never_executed predicates.
+	* toplev.c (open_dump_file): Print function frequency.
+
+2002-05-23  David S. Miller  <davem@redhat.com>
+
+	* cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
+	regsets.
+
+2002-05-23  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* c-common.c (warn_nonnull): Declare.
+	(c_common_attribute_table): Add "nonnull" attribute.
+	(handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
+	check_nonnull_arg, get_nonnull_operand, check_function_arguments,
+	check_function_arguments_recurse): New functions.
+	* c-common.h (warn_nonnull): Declare extern.
+	(check_function_arguments, check_function_arguments_recurse): New
+	prototypes.
+	* c-decl.c (c_decode_option): Add -Wnonnull option.
+	* c-format.c (set_Wformat): Set warn_nonnull if enabling
+	format checking.
+	(format_check_context): New structure.
+	(check_format_info_recurse): Remove recursion and rename to...
+	(check_format_arg): ...this.  Update comment.
+	(check_format_info): Use check_function_arguments_recurse.
+	* c-typeck.c (build_function_call): Call check_function_arguments
+	instead of check_function_format.
+	* doc/extend.texi: Document "nonnull" attribute.
+	* doc/invoke.texi: Docuemnt -Wnonnull option.
+	* testsuite/gcc.dg/nonnull-1.c: New test.
+	* testsuite/gcc.dg/nonnull-2.c: New test.
+
+2002-05-23  David S. Miller  <davem@redhat.com>
+
+	* basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
+	* cfgcleanup.c (cleanup_cfg): If it is set do not
+	attempt to delete trivially dead insns.
+	* except.c (finish_eh_generation): Pass it to cleanup_cfg.
+	* toplev.c (rest_of_compilation): Document non-trivial aspect
+	the RTL before optimize_save_area_alloca is run.
+
+2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-lex.c (indent_level): Remove.
+	(cb_file_change, c_lex): Remove indent level handling.
+	* c-lex.h (indent_level): Remove.
+	* input.h (struct file_stack): Remove indent_level.
+	* toplev.c (push_srcloc): Remove indent_level handling.
+
+2002-05-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6753
+	* config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
+	of x in constraints for clarity.
+	(sse_mov?fcc split): abort if op2 == op3.
+	(sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
+	sse_movsfcc_const0_4): Add earlyclobber.
+	(sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
+	sse_movdfcc_const0_4): Likewise.  Use DFmode, not SFmode.
+	Use Y instead of x in constraints.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* doc/extend.texi (C99 Thread-Local Edits): New subsection.
+	(C++98 Thread-Local Edits): New subsection.
+
+	* config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
+	(ix86_arch): Set type to enum processor_type.
+
+	* config/i386/i386.md (movsi_1, movdi_1_rex64): Use
+	LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
+
+2002-05-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* configure.in: Fix as version test for binutils 2.12.1 releases
+	(without dates).
+	* configure: Rebuilt.
+
+2002-05-23  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (get_pic_label_name): New.
+	(load_pic_register): Remove.
+	(output_set_got): New.
+	(ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
+	* config/i386/i386.md (UNSPEC_SET_GOT): New.
+	(UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
+	(prologue_set_got, prologue_get_pc): Remove.
+	(set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
+	(builtin_setjmp_receiver): Use gen_set_got.
+	* config/i386/i386-protos.h: Update.
+
+Thu May 23 09:22:23 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (hash_expr): Do not use alias set for hashing.
+
+2002-05-22  Kevin Buettner  <kevinb@redhat.com>
+
+	* dbxout.c (dbxout_class_name_qualifiers): New function.
+	(dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
+
+2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpperror.c (_cpp_begin_message): No special casing
+	of CPP_FATAL_LIMIT.
+	* cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
+	(output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
+	* cpplib.c (do_include_common): Use DL_ERROR.
+	* cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
+	(DL_ICE): Renumber.
+	* fix-header.c (read_scan_file): Update.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_call): New function, extracted
+	from md call patterns.  Add pic_offset_table_rtx to
+	CALL_INSN_FUNCTION_USAGE when needed.
+	* config/i386/i386.md (call_pop, call): Use ix86_expand_call.
+	(call_value_pop, call_value, untyped_call): Likewise.
+	(call_exp, call_value_exp): Remove.
+	* config/i386/i386-protos.h: Update.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (default_section_type_flags): Check for VAR_DECL
+	before using DECL_THREAD_LOCAL.
+
+2002-05-22  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
+	(STARTFILE_SPEC): Delete PE crt0.o.
+	* config/rs6000/aix51.h: Same.
+	* config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
+	* config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
+	function descriptor symbol.  Use RS6000_OUTPUT_BASENAME.
+	(ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
+	* config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (default_section_type_flags): Handle tls data and
+	default sections.
+	(default_unique_section): Handle tls sections.
+
+2002-05-23  Alan Modra  <amodra@bigpond.net.au>
+
+	* configure.in (CROSS): Define NATIVE_CROSS.
+	* configure: Regenerate.
+	* gcc.c (STARTFILE_PREFIX_SPEC): Define.
+	(startfile_prefix_spec): New var.
+	(static_specs): Add startfile_prefix_spec.
+	(do_spec_2): Split out from..
+	(do_spec): ..here.
+	(main): Process startfile_prefix_spec.
+	* config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
+	dynamic linker.
+	(STARTFILE_PREFIX_SPEC): Define.
+	(STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
+	absolute paths.
+
+2002-05-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* cpperror.c: Fix formatting.
+	* cppexp.c: Likewise.
+	* cppfiles.c: Likewise.
+	* cpphash.c: Likewise.
+	* cpphash.h: Likewise.
+	* cppinit.c: Likewise.
+	* cpplex.c: Likewise.
+	* cpplib.c: Likewise.
+	* cppmacro.c: Likewise.
+	* cppmain.c: Likewise.
+	* cppspec.c: Likewise.
+
+2002-05-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* combine.c (force_to_mode): Use gen_int_mode.
+	Don't clear CONST_INT bits outside of mode.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
+	* fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
+
+2002-05-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6643
+	* emit-rtl.c (widen_memory_access): Only call compare_tree_int
+	if DECL_SIZE_UNIT is INTEGER_CST.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* flow.c (life_analysis): Delete broken reg_label check.
+
+2002-05-22  Richard Henderson  <rth@redhat.com>
+
+	* fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
+	* fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
+
+Wed May 22 18:39:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
+	(embed-bb.c): New rule.
+	* t-sh64 (LIB2FUNCS_EXTRA): Don't change.
+	* config/sh/embed_bb.c: Delete.
+
+Wed May 22 18:25:29 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* c-common.c (cb_register_builtins): Don't indent '#' of #define.
+
+2002-05-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300.md (*andorqi3): New.
+
+2002-05-22  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR preprocessor/6517
+	* Makefile.in: Update.
+	* c-common.c (c_common_post_options): Add preprocessor
+	errors to the error count.
+	* c-lang.c (c_post_options): Kill.
+	(LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
+	* hooks.h: Add header guards.
+	* langhooks-def.h: Include hooks.h.
+	(LANG_HOOKS_POST_OPTIONS): Update.
+	* langhooks.h (struct lang_hooks): Update post_options.
+	* toplev.c (parse_options_and_default_flags): Update.
+objc:
+	* objc-lang.c (objc_post_options): Kill.
+	(LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
+
+2002-05-21  Bruce Korb  <bkorb@gnu.org>
+
+	* fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
+	* fixinc/inclhack.def(thread_keyword): use c_fix = format.
+	* fixinc/fixincl.x: regen.
+
+2002-05-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* cfgbuild.c: Fix formatting.
+	* cfg.c: Likewise.
+	* cfgcleanup.c: Likewise.
+	* cfglayout.c: Likewise.
+	* cfgloop.c: Likewise.
+	* cfgrtl.c: Likewise.
+
+2002-05-21  Richard Henderson  <rth@redhat.com>
+
+	* c-common.h (enum rid): Add RID_THREAD.
+	* c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
+	(grokdeclarator): Grok __thread.
+	* c-parse.in (reswords): Add __thread.
+	(rid_to_yy): Add RID_THREAD.
+
+	* tree.h (DECL_THREAD_LOCAL): New.
+	(struct tree_decl): Add thread_local_flag.
+	* print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
+	* tree.c (staticp): TLS variables are not static.
+
+	* target-def.h (TARGET_HAVE_TLS): New.
+	* target.h (have_tls): New.
+	* output.h (SECTION_TLS): New.
+	* varasm.c (assemble_variable): TLS variables can't be common for now.
+	(default_section_type_flags): Handle .tdata and .tbss.
+	(default_elf_asm_named_section): Handle SECTION_TLS.
+	(categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
+
+	* flags.h (flag_tls_default): Declare.
+	* toplev.c (flag_tls_default): Define.
+	(display_help): Display help for it.
+	(decode_f_option): Set it.
+
+	* doc/extend.texi (Thread-Local): New node describing language-level
+	thread-local storage.
+	* doc/invoke.texi (-ftls-model): Document.
+
+	* fixinc/inclhack.def (thread_keyword): New.
+	* fixinc/fixincl.x: Rebuild.
+
+2002-05-21  Jeffrey A Law  <law@redhat.com>
+
+	* optabs.c (expand_binop): For double-word integer multiplies,
+	do not compute intermediate results into something that is
+	not a register (such as a SUBREG or MEM).
+
+	* i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
+	(ix86_sched_reorder): Make sure to initialize scheduling
+	data even when there's only one insn in the ready queue.
+
+2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (reserv_sets_hash_value): Fix a typo.
+
+2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (reserv_sets_hash_value): Define hash_value as
+	set_el_t.  Transform the hash value into unsigned.
+	(output_cycle_reservs): Fix bug with output of repeated `nothing'.
+	(transform_3): Add code to process `(A,B)+(D,E)'.
+
+2002-05-21  NIIBE Yutaka  <gniibe@m17n.org>
+
+	* reload1.c (do_output_reload): Run delete_output_reload
+	only if optimizing.
+
+2002-05-21  Roger Sayle  <roger@eyesopen.com>
+
+	PR middle-end/6600
+	* expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
+	larger than INTEGER_CST.  (store_by_pieces_1): Use it here...
+	(can_store_by_pieces): ... and here to limit the largest mode used.
+	Add a comment to document this function.
+
+2002-05-21  Richard Henderson  <rth@redhat.com>
+
+	* flow.c (life_analysis): Fix test for deleted label.
+
+2002-05-21  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* doc/tm.texi: Fix typo.
+
+2002-05-21  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-common.c (c_common_init): Set options->unsigned_char from
+	flag_signed_char.
+	(cb_register_builtins): Define __STRICT_ANSI__ and
+	__CHAR_UNSIGNED__ here...
+	* cppinit.c (init_builtins): Not here.
+	(cpp_create_reader): unsigned_char option defaults to 0, not
+	!DEFAULT_SIGNED_CHAR.
+	(COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
+	and -funsigned-char.
+
+	* cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
+	* cpphash.c (_cpp_init_hashtable): Don't set it.
+	* cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
+	directly.  Clarify comment.
+
+2002-05-21  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
+	neighboring basic blocks.  Use ENTRY_BLOCK_PTR->next_bb instead of
+	BASIC_BLOCK (0).  Use EXIT_BLOCK_PTR->prev_bb instead of
+	BASIC_BLOCK (n_basic_blocks - 1).
+	* cfganal.c (can_fallthru, flow_call_edges_add,
+	flow_preorder_transversal_compute): Too.
+	* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
+	find_sub_basic_blocks): Too.
+	* cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
+	* cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
+	fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
+	* cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
+	* combine.c (this_basic_block): Type changed to basic_block.
+	(combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
+	nonzero_bits, num_sign_bit_copies, get_last_value_validate,
+	get_last_value, distribute_notes, distribute_links): Too.
+	* final.c (compute_alignments): Too.
+	* flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
+	* function.c (thread_prologue_and_epilogue_insns): Too.
+	* gcse.c (compute_code_hoist_vbeinout): Too.
+	* global.c (build_insn_chain): Too.
+	* ifcvt.c (find_if_block, find_cond_trap): Too.
+	* predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
+	* regmove.c (regmove_optimize): Too.
+	* resource.c (find_basic_block): Too.
+	* sched-ebb.c (schedule_ebbs): Too.
+	* ssa-dce.c (find_control_dependence, find_pdom): Too.
+
+2002-05-21  Andreas Jaeger  <aj@suse.de>
+
+	* cppinit.c (sanity_checks): Avoid printf mismatch warnings.
+
+2002-05-21  Richard Henderson  <rth@redhat.com>
+
+	* reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
+	unspec names, not numbers.
+
+2002-05-21  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/sourcebuild.texi: Mention snapshot-README and
+	snapshot-index.html as needing updating for new front ends.
+
+2002-05-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
+	disabling checking, and avoid multiple evaluation of RTX.
+
+2002-05-21  Richard Earnshaw  <rearnsha@arm.com>
+
+	* bitmap.c (bitmap_find_bit): Return early if we have the correct
+	element cached.
+
+Tue May 21 10:51:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* profile.c (gen_edge_profiler):  Set alias set before the memory is
+	used.
+
+2002-05-20  David S. Miller  <davem@redhat.com>
+
+	* cselib.c (max_value_regs): New.
+	(cselib_lookup, cselib_invalidate_regno): Initialize it when
+	adding new entries to the REG_VALUES table and we are dealing with
+	a hard register.
+	(clear_table): Initialize it.
+	(cselib_invalidate_regno): Use it to determine which hard
+	registers to scan when mode is not VOIDmode.
+
+2002-05-20  Duraid Madina   <duraid@fl.net.au>
+
+	* tradcpp.c (fixup_newlines): Use old-style function header.
+
+2002-05-20  Krister Walfridsson  <cato@df.lth.se>
+
+	* reload1.c (reload_cse_simplify): Fix typo in rtx code check.
+
+2002-05-20  H.J. Lu  (hjl@gnu.org)
+
+	Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
+
+	* config/mips/mips.h (DFMODE_NAN): Defined.
+	(SFMODE_NAN): Likewise.
+
+2002-05-20  Dale Johannesen  <dalej@apple.com>
+
+	* combine.c (cant_combine_insn_p):  Back out my
+	previous patch.
+
+2002-05-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* params.c: Fix formatting.
+	* params.h: Likewise.
+	* predict.c: Likewise.
+	* prefix.c: Likewise.
+	* print-rtl.c: Likewise.
+	* print-tree.c: Likewise.
+	* profile.c: Likewise.
+
+2002-05-20  H.J. Lu  (hjl@gnu.org)
+
+	* gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
+
+2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
+	switches straight on to the assembler, do not abbreviate them.
+	* config/arm/elf.h (ASM_SPEC): As above.
+	* config/arm/semi.h (ASM_SPEC): As above.
+	* config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
+	* config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
+	-mcpu=xscale on to the assembler by default.
+	* config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
+
+2002-05-20  Richard Henderson  <rth@redhat.com>
+
+	* cse.c (canon_hash): Reorder do_not_record test.  Always
+	allow pic_offset_table_rtx.
+
+2002-05-19  Toon Moene  <toon@moene.indiv.nluug.nl>
+
+	* optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
+	(expand_binop): Ditto (3 times).
+
+2002-05-19  Mark Mitchell  <mitchell@doubledemon.codesourcery.com>
+
+	* Makefile.in (distclean): Remove QMTest stuff.
+	(QMTEST_PATH): New variable.
+	(QMTESTFLAGS): Likewise.
+	(QMTESTRUNFLAGS): Likewise.
+	(QMTEST): Likewise.
+	(QMTEST_GPP_TESTS): Likewise.
+	(QMTEST_DIR): Likewise.
+	(QMTEST_DIR/context): New target.
+	(qmtest-g++): Likeise.
+	(qmtest-gui): Likewise.
+	(QMTEST_DIR/gpp-expected.qmr): Likewise.
+
+2002-05-19  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
+	an altivec register if TARGET_ALTIVEC.
+
+	* config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
+	to ALTIVEC_VECTOR_MODE.
+	(rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
+	(rs6000_va_arg): Vectors may go in registers if they are not
+	altivec vectors.
+
+2002-05-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* protoize.c: Fix formatting.
+
+2002-05-19  Richard Henderson  <rth@redhat.com>
+
+	* gensupport.c (init_include_reader): Merge into ...
+	(process_include): ... here.  Simplify composite path creation.
+	Plug memory leaks.  Fix file/line number tracking.  Do not
+	process_define_cond_exec.  Return void.
+	(process_rtx): Don't check process_include return value.
+
+2002-05-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* basic_block.h (struct basic_block_def): Added prev_bb and next_bb
+	fields.
+	(FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
+	traversing basic block chain.
+	(create_basic_block_structure, create_basic_block): Declaration changed.
+	(link_block, unlink_block): Declare.
+	* cfg.c (entry_exit_blocks): Initialize new fields.
+	(link_block, unlink_block): New.
+	(expunge_block_nocompact): Unlink basic block.
+	(dump_flow_info): Print prev_bb/next_bb fields.
+	* cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
+	* cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
+	* cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
+	* cfgrtl.c (create_basic_block_structure, create_basic_block,
+	split_block, force_nonfallthru_and_redirect, split_edge): Modified.
+	(verify_flow_info): Check that list agrees with numbering.
+
+2002-05-19  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (preprocessing_asm): New macro.
+	* c-lex.h (builtin_define, builtin_assert): Use pfile.
+doc:
+	* tm.texi: Update.
+config/alpha:
+	* alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
+	(CPP_SPEC): Simplify.
+	(TARGET_CPU_CPP_BUILTINS): Update.
+	* freebsd.h (TARGET_OS_CPP_BUILTINS): New.
+	(CPP_SPEC): Simplify.
+	* linux.h (CPLUSPLUS_CPP_SPEC): Remove.
+	(TARGET_OS_CPP_BUILTINS): Update.
+	* osf.h (CPP_XFLOAT_SPEC): Kill.
+	(TARGET_OS_CPP_BUILTINS): Update.
+	(CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
+	* osf5.h (CPP_XFLOAT_SPEC): Kill.
+	* vms.h (CPP_SUBTARGET_SPEC): Kill.
+	(TARGET_OS_CPP_BUILTINS): Update.
+
+2002-05-19  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (default_binds_local_p): Fix typo.
+
+2002-05-19  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (machine_dependent_reorg): Sign extend the
+	CONST_INT operand to the correct mode after adding 1 to it.
+
+2002-05-19  Mark Mitchell  <mark@codesourcery.com>
+
+	* config.gcc (powerpc-wrs-windiss*): New target.
+
+2002-05-19  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* config/rs6000/rs6000.md (ashrdi3_no_power): New.
+	(ashrdi3): Use it.
+
+2002-05-18  Mark Mitchell  <mark@codesourcery.com>
+
+	* configure.in (AC_CHECK_FUNCS): Add checks for scandir and
+	alphasort.
+	* config.in: Regenerated.
+	* configure: Regenerated.
+
+2002-05-19  Richard Henderson  <rth@redhat.com>
+
+	* target-def.h (TARGET_BINDS_LOCAL_P): New.
+	* target.h (struct gcc_target): Move boolean fields to the end.
+	Add binds_local_p.
+	* varasm.c (default_binds_local_p): New.
+	* output.h: Declare it.
+
+	* config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
+	* config/cris/cris.c (cris_encode_section_info): Likewise.
+	* config/i386/i386.c (i386_encode_section_info): Likewise.
+	* config/ia64/ia64.c (ia64_encode_section_info): Likewise.
+	* config/sh/sh.c (sh_encode_section_info): Likewise.
+
+	* doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
+	(TARGET_BINDS_LOCAL_P): New.
+
+2002-05-19  Richard Henderson  <rth@redhat.com>
+
+	* system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
+	FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
+	MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
+
+	* toplev.c (display_help): Kill -a -ax help.
+
+	* config/1750a/1750a.h, config/alpha/alpha.h,
+	config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
+	config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
+	config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
+	(FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
+
+	* libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
+	* config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
+
+	* config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
+	(ix86_output_function_block_profiler): Kill.
+	* config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
+	(m68hc11_function_block_profiler): Kill.
+	* config/m68hc11/m68hc11-protos.h: Update.
+	* config/m88k/m88k.c (output_block_profiler): Kill.
+	(output_function_block_profiler): Kill.
+	* config/m88k/m88k-protos.h: Update.
+
+2002-05-19  Richard Henderson  <rth@redhat.com>
+
+	* system.h (STRIP_NAME_ENCODING): Poison it.
+	* output.h (STRIP_NAME_ENCODING): Remove.
+	(default_strip_name_encoding): Declare.
+	* target-def.h (TARGET_STRIP_NAME_ENCODING): New.
+	* target.h (strip_name_encoding): New.
+	* varasm.c (default_strip_name_encoding): New.
+
+	* dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
+	config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
+	config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
+	config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
+	config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
+	config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
+	config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
+	config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
+	config/v850/v850.h: Use the hook, not the macro.
+
+	* config/darwin-protos.h, config/darwin.c, config/darwin.h,
+	config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
+	config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
+	config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
+	config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
+	config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
+	config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
+	config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
+	config/v850/v850.c, config/v850/v850.h:
+	Move STRIP_NAME_ENCODING to out-of-line function and add
+	TARGET_STRIP_NAME_ENCODING.
+
+	* config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
+	config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
+	with TARGET_STRIP_NAME_ENCODING referencing existing function;
+	make function static.
+
+	* xcoffout.c: Include target.h
+	* Makefile.in (xcoffout.o): Update.
+
+	* config/avr/avr.c (avr_encode_section_info): Correct prototype.
+	* config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
+	* config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
+	reloc argument unused.
+	* config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
+
+	* doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
+	STRIP_NAME_ENCODING docs.
+
+2002-05-19  Andreas Jaeger  <aj@suse.de>
+
+	* gengenrtl.c: Add prototype for excluded_rtx.
+
+	* real.h: Add prototype for exact_real_truncate.
+
+2002-05-18  Richard Henderson  <rth@redhat.com>
+
+	* system.h (ENCODE_SECTION_INFO): Poison it.
+	* target-def.h (TARGET_ENCODE_SECTION_INFO): New.
+	* target.h (encode_section_info): New.
+	* varasm.c (make_decl_rtl, output_constant_def): Use it.
+	* hooks.c (hook_tree_int_void): New.
+	* hooks.h: Declare it.
+
+	* config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
+	config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
+	config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
+	config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
+	config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
+	config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
+	config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
+	config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
+	config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
+	config/mcore/mcore-protos.h, config/mcore/mcore.c,
+	config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
+	config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
+	config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
+	config/stormy16/stormy16.c, config/stormy16/stormy16.h:
+	Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
+	referencing existing function.  Make function static.
+
+	* config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
+	config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
+	config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
+	config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
+	config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
+	config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
+	config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
+	config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
+	config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
+	config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
+	config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
+	config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
+	config/xtensa/xtensa.c, config/xtensa/xtensa.h:
+	Move ENCODE_SECTION_INFO to out-of-line function and add
+	TARGET_ENCODE_SECTION_INFO.
+
+	* config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
+	(ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
+
+	* config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
+	from SUBTARGET_*
+	(switch_to_section): Replace in_rdata case with in_readonly_data.
+
+	* config/h8300/h8300.c (h8300_encode_label): Make static.
+	* config/h8300/h8300-protos.h: Update.
+
+	* config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
+	from rs6000_encode_section_info; make static.
+	(rs6000_xcoff_encode_section_info): New.
+
+	* config/v850/v850.c (v850_encode_data_area): Make static.
+	* config/v850/v850-protos.h: Update.
+
+	* config/vax/vax.c: Include flags.h.
+	(vms_select_section): Fix typo.
+
+	* doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
+	ENCODE_SECTION_INFO docs.
+
+2002-05-18  Richard Henderson  <rth@redhat.com>
+
+	* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
+	REGISTER_TARGET_PRAGMAS.
+	* config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
+
+	* config.gcc: Do not use rs6000-c.c on powerpc-darwin.
+
+2002-05-18  Richard Henderson  <rth@redhat.com>
+
+	* system.h (SELECT_RTX_SECTION): Poison.
+	* target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
+	* target.h (select_rtx_section): New.
+	* varasm.c (output_constant_pool): Use it.
+	(default_select_rtx_section, default_elf_select_rtx_section): New.
+	* output.h: Declare them.
+
+	* config/darwin.h (SELECT_RTX_SECTION): Move ...
+	* config/darwin.c (machopic_select_rtx_section): ... here.
+	* config/darwin-protos.h: Update.
+
+	* config/nextstep.h (SELECT_RTX_SECTION): Move ...
+	* config/nextstep.c (machopic_select_rtx_section): ... here.
+	(nextstep_select_section): Rename variable to avoid macro clash.
+	* config/nextstep-protos.h: Update.
+
+	* config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
+	config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
+	config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
+	config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
+	config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
+	config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
+	config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
+	config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
+	config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
+	(SELECT_RTX_SECTION): Remove.
+
+	* config/darwin.h, config/elfos.h, config/nextstep.h,
+	config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
+	config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
+	config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
+	config/sparc/lynx.h, config/xtensa/xtensa.c
+	(TARGET_ASM_SELECT_RTX_SECTION): New.
+
+	* config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
+	* config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
+	* config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
+	* config/ia64/ia64.c (ia64_select_rtx_section): ... here.
+	(ia64_aix_select_rtx_section): New.
+	* config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
+	redefining.
+	* config/mips/mips.c (mips_select_rtx_section): Make static.
+	Support ELF SHF_MERGE features.
+	* config/mips/mips-protos.h: Update.
+	* config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
+	* config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
+	(rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
+	make static, fall back to default_elf_select_rtx_section.
+	* config/rs6000/rs6000-protos.h: Update.
+	* config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
+	* config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
+	* config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
+	* config/romp/romp.c (romp_select_rtx_section): New.
+	* config/s390/s390.c (s390_select_rtx_section): New.
+	* config/xtensa/xtensa.c: Include output.h.  Shuffle local function
+	declarations before target macro definition.
+	(xtensa_emit_call): Use static buffer.
+	(xtensa_select_rtx_section): New.
+	* config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
+	(IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
+	(ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
+
+	* doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
+	SELECT_RTX_SECTION docs.
+
+Sun May 19 00:24:23 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (movsi/movdi): Fix template.
+	(sse2 patterns): Set attributes consistently.
+
+	* i386.md (pushqi2, ashrqi_*): Fix constraint.
+
+2002-05-18  Toon Moene  <toon@moene.indiv.nluug.nl>
+
+	* optabs.c (complex_part_zero_p): New.
+	* (expand_cmplxdiv_straight): Use it.
+	* (expand_cmplxdiv_wide): Ditto.
+	* (expand_binop): Ditto.
+
+2002-05-18  Richard Henderson  <rth@redhat.com>
+
+	* final.c (HAVE_READONLY_DATA_SECTION): New.
+	(shorten_branches): Use it instead of ifdefs.
+	* varasm.c (enum in_section): Add in_readonly_data.
+	(text_section, data_section): Tidy.
+	(readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
+
+	* config/darwin.h, config/nextstep.h, config/h8300/elf.h,
+	config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
+	(READONLY_DATA_SECTION): Don't undef.
+
+	* config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
+	config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
+	config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
+
+	* config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
+	config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
+	config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
+	config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
+
+	* config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
+	config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
+	config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
+	config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
+	config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
+	config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
+	config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
+	config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
+	CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
+
+	* config/elfos.h, config/netware.h, config/1750a/1750a.h,
+	config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
+	config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
+	config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
+	config/pa/pa64-hpux.h, config/sparc/litecoff.h
+	(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
+
+	* config/elfos.h, config/netware.h, config/svr3.h,
+	config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
+	config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
+	config/h8300/h8300.h, config/i386/i386-interix.h,
+	config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
+	config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
+
+	* config/elfos.h, config/netware.h, config/svr3.h,
+	config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
+	config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
+	config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
+	config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
+
+	* config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
+	config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
+	config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
+	config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
+	config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
+	config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
+	config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
+	config/rs6000/sysv4.h, config/v850/v850.h
+	(EXTRA_SECTIONS): Remove in_const/in_rdata.
+	(EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
+
+	* config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
+	config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
+	config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
+	config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
+	* config/alpha/alpha.c (alpha_start_function): Likewise.
+	(alpha_write_linkage): Likewise.
+	* config/m32r/m32r.c (m32r_select_section): Likewise.
+	* config/m88k/m88k.c (m88k_select_section): Likewise.
+	* config/mips/mips.c (mips_select_rtx_section): Likewise.
+	* config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
+	(rs6000_elf_select_section): Likewise.
+	* config/v850/v850.c (v850_select_section): Likewise.
+
+	* config/1750a/1750a.h, config/i860/sysv3.h
+	(READONLY_DATA_SECTION_ASM_OP): New.
+	READONLY_DATA_SECTION_ASM_OP.
+	* config/i386/interix.c, config/i386/winnt.c
+	(i386_pe_unique_section): Always use .rdata prefix.
+	* config/pa/som.h (readonly_data): Always switch to read-only section.
+	(READONLY_DATA_SECTION): Predicate on flag_pic.
+	* config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
+	* doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
+	(READONLY_DATA_SECTION): Update.
+
+2002-05-18  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* c-common.c (c_common_post_options): Warn if -Wformat-zero-length
+	is used without -Wformat.
+	* c-common.h (warn_format_zero_length): Declare extern.
+	* c-decl.c (warn_options): Add "format-zero-length".
+	* c-format.c (warn_format_zero_length): Declare.
+	(set_Wformat): Set warn_format_zero_length for -Wformat.
+	(check_format_info): Only warn about zero-length formats if
+	warn_format_zero_length is true.  Include the format type
+	name in the warning message.
+	* doc/invoke.texi: Document -Wformat-zero-length.
+	* testsuite/gcc.dg/format/zero-length-1.c: New test.
+
+2002-05-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* timevar.c: Fix formatting.
+	* tlink.c: Likewise.
+	* toplev.c: Likewise.
+	* tree-dump.c: Likewise.
+	* tree-inline.c: Likewise.
+
+2002-05-18  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (cpp_post_options): If preprocessed, turn off
+	traditional.  If traditional, turn off column numbers.
+	* cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
+	* cpptrad.c (handle_newline): Update line_base.
+	(skip_comment): Handle -Wcomment.
+
+2002-05-17  Zack Weinberg  <zack@codesourcery.com>
+
+	* cppinit.c (struct builtin): Remove unused fields.
+	(CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
+	(operator_array): New - was second half of builtin_array.
+	(init_builtins): Simplify loop over builtin_array/operator_array.
+
+2002-05-18  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* defaults.h (UNIQUE_SECTION): Remove.
+	* system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
+
+2002-05-17  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (init_expr_once): Don't use start/end_sequence.
+	Use rtx_alloc instead of emit_insn.
+	* toplev.c (lang_dependent_init): Run init_expr_once here ...
+	(lang_independent_init): ... not here.
+
+2002-05-17  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
+
+2002-05-17  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_regs_to_save): New function.  Also check
+	for fixed registers, possibly used for global register variables.
+	(initial_elimination_offset, avr_output_function_prologue,
+	avr_output_function_epilogue):  Move common code to avr_regs_to_save.
+
+2002-05-17  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update for cpptrad.c.
+	* cpphash.h (struct cpp_buffer): New members for buffer
+	overlays.
+	(struct cpp_reader): New members for traditional output.
+	(_cpp_read_logical_line, _cpp_overlay_buffer): New.
+	* cppinit.c (cpp_create_reader): Set trad_line.
+	(cpp_destroy): Free trad_out_base if used.
+	(cpp_read_main_file): Overlay an empty buffer if traditional.
+	(cpp_finish_options): Don't do builtins.
+	(COMMAND_LINE_OPTIONS): Add -traditional-cpp.
+	(cpp_handle_option): Handle it.
+	* cpplex.c (continue_after_nul): New.
+	(_cpp_lex_direct): Use handle_nul.
+	* cpplib.h (struct cpp_options): New traditional option.
+	* cpptrad.c: New file.
+
+2002-05-17  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init_options): Use C89 for Objective-C,
+	and set the options flag.
+	* cppinit.c (lang_flags): Remove objc.
+	(lang_defaults): Remove OBJC and OBJCXX.
+	(set_lang): Update.
+	(COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
+	(cpp_handle_option): Remove -+ and -lang-objc++.
+	For ObjC, just set a flag.
+	(print_help): Update.
+	* cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
+
+2002-05-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* doc/install.texi (Specific, mips-sgi-irix6): Document need to
+	bootstrap with -mips3.
+
+2002-05-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* final.c: Fix formatting.
+	* fix-header.c: Likewise.
+	* flow.c: Likewise.
+	* fold-const.c: Likewise.
+	* function.c: Likewise.
+
+2002-05-17  David S. Miller  <davem@redhat.com>
+
+	PR c/6689, PR optimization/6615
+	* local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
+	and make it a pointer to rtx.  Update comments.
+	(update_equiv_regs): When scanning for equivalences, record
+	address of SET_SRC (set) in reg_equiv[].src_p.  Dereference
+	it while making the equiv replacements.
+
+2002-05-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
+
+2002-05-17  kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
+	when encoding visibility into SYMBOL_REF_FLAG.
+
+2002-05-17  Richard Sandiford  <rsandifo@redhat.com>
+
+	* expr.c (force_operand): Fix reversed move.
+
+2002-05-17  Kurt Wall <kwall@kurtwerks.com>
+
+	* doc/install.texi (Testing): Mention two common DejaGnu warnings
+	that can be ignored.
+
+2002-05-16  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Final install): Recommend to install into a
+	"clean" target directory.
+
+2002-05-17  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.md: Use braced strings instead of quoted strings
+	for code blocks.  Tidy whitespace.
+
+2002-05-17  Richard Henderson  <rth@redhat.com>
+
+	* hooks.c (hook_tree_bool_false): New.
+	* hooks.h: Declare it.
+	* target-def.h (TARGET_ASM_SELECT_SECTION): New.
+	(TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
+	* target.h (select_section, unique_section): New.
+	(in_small_data_p): New.
+	* varasm.c (resolve_unique_section): Use hooks instead of macros.
+	(variable_section, output_constant_def_contents): Likewise.
+	(default_select_section, default_unique_section): New.
+	(categorize_decl_for_section, default_elf_select_section): New.
+	* output.h: Declare them.
+
+	* config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+	(SELECT_SECTION): Move ...
+	* config/darwin.c (machopic_select_section): ... here.
+	* config/darwin-protos.h: Update.
+
+	* config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
+	(SELECT_SECTION): Move ...
+	* config/nextstep.c (nextstep_select_section): ... here.
+	* config/nextstep-protos.h: Update.
+
+	* config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+	* config/svr3.h (SELECT_SECTION): Remove.
+
+	* config/alpha/alpha.c (unicosmk_unique_section): Make static.
+	(TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
+	(TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
+	(alpha_encode_section_info): Use it.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/elf.h (DO_SELECT_SECTION): Remove.
+	(SELECT_SECTION, UNIQUE_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+	* config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
+
+	* config/arm/pe.h (UNIQUE_SECTION): Remove.
+	(TARGET_ASM_UNIQUE_SECTION): New.
+
+	* config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
+	(avr_unique_section): Rename from unique_section; make static.
+	* config/avr/avr-protos.h: Update.
+	* config/avr/avr.h (UNIQUE_SECTION): Remove.
+
+	* config/c4x/c4x.h (SELECT_SECTION): Remove.
+
+	* config/i386/cygwin.h (UNIQUE_SECTION): Remove.
+	(TARGET_ASM_UNIQUE_SECTION): New.
+	* config/i386/i386-interix.h: Likewise.
+	* config/i386/win32.h: Likewise.
+	* config/i386/djgpp.h (UNIQUE_SECTION): Remove.
+	* config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
+	* config/i386/sco5.h (SELECT_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+	* config/i386/svr3gas.h (SELECT_SECTION): Remove.
+
+	* config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
+	instead of SELECT_SECTION.
+	* config/m68k/dpx2.h: Likewise.
+	* config/rs6000/lynx.h: Likewise.
+
+	* config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
+	* config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
+	(ia64_in_small_data_p): New.
+	(ia64_encode_section_info): Use it.  Reorganize overlarge conditional.
+	(ia64_aix_select_section, ia64_aix_unique_section): New.
+	* config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
+	(SELECT_SECTION, UNIQUE_SECTION): Remove.
+
+	* config/m32r/m32r.h (SELECT_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+	* config/m32r/m32r.c (m32r_select_section): Take align argument.
+	* config/m32r/m32r-protos.h: Update.
+
+	* config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
+	(SELECT_SECTION): Move ...
+	* config/m88k/m88k.c (m88k_select_section): ... here.
+
+	* config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
+	* config/mcore/mcore.h (UNIQUE_SECTION): Remove.
+	* config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
+	(mcore_unique_section): Make static.
+	* config/mcore/mcore-protos.h: Update.
+
+	* config/mips/elf.h (UNIQUE_SECTION): Remove.
+	(TARGET_ASM_UNIQUE_SECTION): New.
+	* config/mips/elf64.h: Likewise.
+	* config/mips/iris6gld.h: Likewise.
+	* config/mips/linux.h: Likewise.
+	* config/mips/mips-protos.h: Update.
+	* config/mips/mips.c (mips_select_section): Add align argument.
+	* config/mips/mips.h (SELECT_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION): New.
+
+	* config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+	* config/mmix/mmix.c (mmix_select_section): Remove.
+	(mmix_unique_section): Remove.
+	* config/mmix/mmix-protos.h: Update.
+
+	* config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
+	(SELECT_SECTION): Move ...
+	* config/pa/pa.c (pa_select_section): ... here.
+	* config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
+
+	* config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
+	from rs6000_select_section and make static.
+	(rs6000_elf_unique_section): Similarly.
+	(rs6000_xcoff_select_section): From xcoff.h.
+	(rs6000_xcoff_unique_section): Likewise.
+	* config/rs6000/rs6000-protos.h: Update.
+	* config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+	(TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
+	* config/rs6000/xcoff.h: Likewise.
+
+	* config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
+	(SELECT_SECTION): Move ...
+	* config/sparc/sparc.c (sparc_aout_select_section): ... here.
+
+	* config/v850/v850.h (SELECT_SECTION): Move ...
+	* config/v850/v850.c (v850_select_section): ... here.
+	(TARGET_ASM_SELECT_SECTION): New.
+
+	* config/vax/vms.h (SELECT_SECTION): Move ...
+	* config/vax/vax.c (vms_select_section): ... here.
+	(TARGET_ASM_SELECT_SECTION): New.
+
+	* doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
+	for the target hooks.
+
+2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (emit_multi_reg_push): Do not set
+	RTX_FRAME_RELATED_P on the SEQUENCE.
+
+2002-05-16  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
+	splitting.  Use split_all_insns; update_life_info_in_dirty_blocks.
+
+2002-05-16  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
+
+	* config/ia64/ia64.c (saveable_obstack): Do not declare.
+
+2002-05-16  Richard Henderson  <rth@redhat.com>
+
+	* basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
+	cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
+	conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
+	gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
+	local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
+	recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
+	reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
+	sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
+	Revert "Basic block renumbering removal", and two followup patches.
+
+2002-05-16  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* lcm.c (optimize_mode_switching): Revert previous change.
+
+2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* sched-rgn.c (schedule_insns): Initialize large_region_blocks
+	with only extant block numbers.
+
+2002-05-16  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* lcm.c (optimize_mode_switching): Fix typo.
+
+2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* flow.c (calculate_global_regs_live): Queue blocks in program order.
+
+2002-05-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* doc/install.texi (Configuration): Document PWDCMD.
+
+2002-05-16  Dale Johannesen  <dalej@apple.com>
+
+	* combine.c (cant_combine_insn_p):  Reenable combinations
+	involving hard regs unless CLASS_LIKELY_SPILLED_P.
+
+2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (cb_register_builtins): Handle more built-ins
+	here rather than in gcc.c specs.
+	* gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
+	(cpp_options): Pass -O flags even when only preprocessing.
+	* toplev.c (set_fast_math_flags): New prototype.
+	(fast_math_flags_set_p): New.
+	(set_no_fast_math_flags): Remove.
+	(decode_f_option): Update.
+	* toplev.h (set_fast_math_flags): Update.
+	(fast_math_flags_set_p): New.
+	(set_no_fast_math_flags): Remove.
+config:
+	* c4x/c4x.c (c4x_override_options): Update.
+
+2002-05-16  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
+	Default-define here.
+	(builtin_define_with_value): Can now wrap the expansion in
+	quotation marks if such is wanted.
+	(cb_register_builtins): Update calls to	builtin_define_with_value.
+	Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
+	here.
+	(c_common_init): Set options->stdc_0_in_system_headers.
+	* c-lex.h: Update prototype of builtin_define_with_value.
+	* cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
+	and REGISTER_PREFIX.
+
+	* cppinit.c (VERS, ULP, C, X): Kill.
+	(builtin_array): Remove entries for __VERSION__,
+	__USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
+	__HAVE_BUILTIN_SETJMP__.  Make __STDC__ always a builtin, not
+	a constant.
+	(init_builtins): Kill off a bunch of now-dead code.
+	(COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
+	-fno-leading-underscore.
+	(cpp_handle_option): Remove code to set user_label_prefix.
+	(cpp_post_options): Likewise.
+
+	* cpplib.h (struct cpp_options): Remove user_label_prefix.
+	(stdc_0_in_system_headers): New.
+	* cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
+	stdc_0_in_system_headers) too to decide the value of __STDC__.
+
+	* tradcpp.c (user_label_prefix): Kill.
+	(main): Remove code handling -f(no-)leading-underscore.
+	(initialize_builtins): Don't define __REGISTER_PREFIX__
+	or __USER_LABEL_PREFIX__.
+	(install_value): Wrap compound statement in dummy loop so the
+	macro works properly in an if statement.
+
+
+2002-05-16  Janis Johnson  <janis187@us.ibm.com>
+
+	* loop.h (struct loop_info): Add member has_prefetch.
+	* loop.c (PREFETCH_CONDITIONAL): Change default to 1.
+	(prescan_loop): Initialize has_prefetch.
+	(struct prefetch_info): Change prefetch_in_loop and
+	prefetch_before_loop from bit fields to ints.
+	(emit_prefetch_instructions): Several small fixes.
+	(check_dbra_loop): Don't reverse loop that uses prefetch.
+
+2002-05-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* Makefile.in: Allow for PWDCMD to override hardcoded pwd.
+	* configure.in: Likewise.
+	* fixinc/check.tpl: Likewise.
+	* fixinc/fixinc.dgux: Likewise.
+	* fixinc/fixinc.svr4: Likewise.
+	* fixinc/fixinc.winnt: Likewise.
+	* fixinc/fixincl.sh: Likewise.
+	* fixproto: Likewise.
+	* configure: Regenerate.
+
+2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+	Basic block renumbering removal:
+	* basic_block.h (struct basic_block_def): Renamed index to sindex,
+	added prev_bb and next_bb fields.
+	(n_basic_blocks): Renamed to num_basic_blocks.
+	(last_basic_block): New, index of last basic block.
+	(FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
+	traversing basic block chain.
+	(BLOCK_NUM): index -> sindex.
+	(create_basic_block_structure, create_basic_block): Declaration changed.
+	(debug_num2bb): Declare.
+	(expunge_block_nocompact): Declaration removed.
+	(link_block, unlink_block, compact_blocks): Declare.
+	* bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
+	* cfg.c (entry_exit_blocks): Initialize new fields.
+	(clear_edges, alloc_block, expunge_block, cached_make_edge,
+	redirect_edge_pred, dump_flow_info, dump_edge_info,
+	alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
+	free_aux_for_edges): Modified.
+	(link_block, unlink_block, compact_blocks, debug_num2bb): New.
+	(expunge_block_nocompact): Removed.
+	* cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
+	find_unreachable_blocks, create_edge_list, print_edge_list,
+	verify_edge_list, flow_edge_list_print, remove_fake_successors,
+	remove_fake_edges, flow_reverse_top_sort_order_compute,
+	flow_depth_first_order_compute, flow_preorder_transversal_compute,
+	flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
+	flow_dfs_compute_reverse_execute): Modified.
+	* cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
+	find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
+	Modified.
+	* cfgcleanup.c (try_simplify_condjump, try_forward_edges,
+	merge_blocks_move_predecessor_nojumps,
+	merge_blocks_move_successor_nojumps, merge_blocks,
+	outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
+	try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
+	* cfglayout.c (skip_insns_after_block, label_for_bb,
+	record_effective_endpoints, scope_to_insns_finalize,
+	fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
+	fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
+	cfg_layout_duplicate_bb): Modified.
+	* cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
+	flow_loop_entry_edges_find, flow_loop_exit_edges_find,
+	flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
+	flow_loops_find, flow_loop_outside_edge_p): Modified.
+	* cfgrtl.c (create_basic_block_structure, create_basic_block,
+	flow_delete_block, compute_bb_for_insn, split_block,
+	try_redirect_by_replacing_jump, redirect_edge_and_branch,
+	force_nonfallthru_and_redirect, tidy_fallthru_edge,
+	back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
+	commit_edge_insertions, commit_edge_insertions_watch_calls,
+	dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
+	purge_all_dead_edges): Modified.
+	* combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
+	try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
+	get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
+	Modified.
+	* conflict.c (conflict_graph_compute): Modified.
+	* df.c (FOR_ALL_BBS): Removed.
+	(df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
+	df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
+	df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
+	* df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
+	* dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
+	calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
+	* final.c (compute_alignments, final_scan_insn): Modified.
+	* flow.c (verify_local_live_at_start, update_life_info,
+	update_life_info_in_dirty_blocks, free_basic_block_vars,
+	delete_noop_moves, calculate_global_regs_live,
+	initialize_uninitialized_subregs, allocate_bb_life_data,
+	regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
+	mark_used_reg, count_or_remove_death_notes): Modified.
+	* function.c (thread_prologue_and_epilogue_insns): Modified.
+	* gcse.c (struct null_pointer_info): Change typo of current_block
+	to basic_block.
+	(gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
+	oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
+	compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
+	alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
+	expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
+	classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
+	one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
+	pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
+	pre_delete, one_pre_gcse_pass, compute_transpout,
+	invalidate_nonnull_info, delete_null_pointer_checks_1,
+	free_code_hoist_mem, compute_code_hoist_vbeinout,
+	hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
+	compute_ld_motion_mems, store_ops_ok, find_moveable_store,
+	compute_store_table, build_store_vectors, insert_insn_start_bb,
+	insert_store, replace_store_insn, free_store_memory, store_motion):
+	Modified.
+	* global.c (global_alloc, global_conflicts, mark_elimination,
+	build_insn_chain): Modified.
+	* graph.c (print_rtl_graph_with_bb): Modified.
+	* haifa-sched.c (sched_init): Modified.
+	* ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
+	(find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
+	if_convert): Modified.
+	* lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
+	compute_insert_delete, pre_edge_lcm, compute_available,
+	compute_farthest, compute_nearerout, compute_rev_insert_delete,
+	pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
+	Modified.
+	* local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
+	* loop.c (loop_dump_aux): Modified.
+	* predict.c (combine_predictions_for_insn, estimate_probability,
+	last_basic_block_p, process_note_prediction, process_note_predictions,
+	note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
+	expensive_function_p, estimate_bb_frequencies,
+	compute_function_frequency): Modified.
+	* print-rtl.c (print_rtx): Modified.
+	* profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
+	get_exec_counts, compute_branch_probabilities, compute_checksum,
+	branch_prob, find_spanning_tree): Modified.
+	* recog.c (split_all_insns, peephole2_optimize): Modified.
+	* reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
+	convert_regs_1, convert_regs_2, convert_regs): Modified.
+	* regclass.c (scan_one_insn, regclass): Modified.
+	* regmove.c (mark_flags_life_zones, regmove_optimize,
+	combine_stack_adjustments): Modified.
+	* regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
+	* reload1.c (reload, reload_combine, copy_eh_notes): Modified.
+	* reorg.c (dbr_schedule): Modified.
+	* resource.c (find_basic_block, init_resource_info): Modified.
+	* sbitmap.c (sbitmap_intersection_of_succs,
+	sbitmap_intersection_of_preds, sbitmap_union_of_succs,
+	sbitmap_union_of_preds): Modified.
+	* sched-deps.c (init_dependency_caches): Modified.
+	* sched-ebb.c (schedule_ebbs): Modified.
+	* sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
+	find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
+	* sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
+	* ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
+	ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
+	ssa_const_prop): Modified.
+	* ssa-dce.c (set_control_dependent_block_to_edge_map_,
+	find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
+	* ssa.c (remove_phi_alternative, find_evaluations,
+	compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
+	insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
+	make_regs_equivalent_over_bad_edges,
+	make_equivalent_phi_alternatives_equival,
+	compute_conservative_reg_partition,
+	coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
+	rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
+	Modified.
+
+2002-05-16  Mark Mitchell  <mark@codesourcery.com>
+
+	* cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
+
+2002-05-16  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (arm_rtx_costs): Check for RTX being a
+	SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
+	(arm_adjust_cost): Check for RTX being a SYMBOL_REF before
+	calling CONSTANT_POOL_ADDRESS_P.
+	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
+	to decide whether to define __arm__ or __thumb.
+	(THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
+	SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
+
+2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* config/arc/arc.h (CPP_PREDEFINES): Remove.
+	(CPP_SPEC): Update.
+	(TARGET_CPU_CPP_BUILTINS): New.
+
+2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (cpp_macro): Move here, and make expansion a union.
+	* cppmacro.c (cpp_macro): Remove.
+	(enter_macro_context, replace_args, warn_of_redefinition,
+	_cpp_create_definition, cpp_macro_definition): Update.
+
+2002-05-16  Jason Merrill  <jason@redhat.com>
+
+	* config/mips/mips.c (mips_output_external): Don't do sdata
+	optimization for a variable with DECL_COMDAT set.
+
+2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Cleanups for tighter typechecking.
+	Cleanups for accepting modifiers on pointers.
+	Fix predicate typos.
+	Allow long pointers as well as int pointers.
+
+2002-05-15  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (merge_weak): Remove special case for extern and common.
+
+2002-05-15  Matt Hiller  <hiller@redhat.com>
+
+	* testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
+	XFAILing.
+	* testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
+	* testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
+	* testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
+	* testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
+	* testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
+	* testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
+
+2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* reload1.c (forget_old_reloads_1): Do not use subreg offset.
+
+2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
+	("altivec_mfvscr"): Read from VSCR.
+
+	Add vscr sets for the following insns: altivec_vctuxs,
+	altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
+	altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
+	altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
+	altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
+	altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
+	altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
+	altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
+	altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
+	altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
+	altivec_vsum2sws, altivec_vsumsws.
+
+	* config/rs6000/rs6000.h: Add VSCR fixed register.
+	(CALL_REALLY_USED_REGISTERS): Add vscr.
+	(CALL_USED_REGISTERS): Same.
+	(FIXED_REGISTERS): Same.
+	(REG_ALLOC_ORDER): Same.
+	(reg_class): Add VSCR_REGS.
+	(REG_CLASS_NAMES): Same.
+	(REG_CLASS_CONTENTS): Same.
+	(VSCR_REGNO): New.
+	(REGISTER_NAMES): Add vscr.
+	(DEBUG_REGISTER_NAMES): Same.
+	(ADDITIONAL_REGISTER_NAMES): Same.
+	(FIRST_PSEUDO_REGISTER): Increment.
+	(CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
+
+2002-05-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* fold-const.c (fold): Fix a typo.
+
+2002-05-15  Eric Botcazou  <ebotcazou@multimania.com>
+
+	* fold-const.c (fold) [LT_EXPR]: Move the transformation of a
+	comparison against the highest or lowest integer value before
+	the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
+	transformation and that of an unsigned comparison against 0
+	right after.
+
+2002-05-15  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (merge_weak): Error for any weakening after definition.
+	Adjust weakening after use warning to catch more cases.
+	(assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
+	* config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
+
+Wed May 15 10:38:27 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* invoke.texi (-malign-double): Re-add lost warning.
+
+	* i386-protos.h (x86_output_mi_thunk): Declare.
+	* unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
+	* i386.c (x86_output_mi_thunk): ... here; handle 64bits.
+
+	* dwarf2out.c (output_call_frame_info): Do not skip unwind info
+	when flag_asynchronous_unwind_tables is set.
+
+	* flags.h (flag_reorder_functions): Declare.
+	* function.c (prepare_function_start): Initialize frequnecy.
+	* params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
+	* Makefile.in (predict.o): Add dependency on target.h and params.h
+	* defaults.h (HOT_TEXT_SECTION_NAME,
+	UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
+	* predict.c (choose_function_section): New function.
+	(estimate_bb_frequencies): Use it.
+	* toplev.c (flag_reorder_functions): New global variable.
+	(lang_independent_options): New.
+	(parse_options_and_default_flags): Set.
+	* varasm.c (assemble_start_function): Bypass functdion alignment
+	for never executed functions.
+	* invoke.texi (-freorder-blocks, -freorder-functions): Document.
+	(param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
+	* tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
+	Document.
+
+	Thu Jan  3 21:52:09 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c: Inlude profile.h
+	(MIN_COUNT): Rename to MIN_COUNT_FRACTION
+	(maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
+	Use the information about maximal counter in the program.
+
+	Thu Dec 20 22:14:00 CET 2001  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
+	probably_never_executed_bb_p): New functions.
+	* cfgcleanup.c (outgoing_edges_match): Use them.
+	* predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
+	(maybe_hot_bb_p, probably_cold_bb_p,
+	probably_never_executed_bb_p): New functions.
+
+	* function.h (function): Add new field function_frequency.
+	* predict.c (compute_function_frequency): New function.
+	(estimate_probability): Call it.
+
+2002-03-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5172, optimization/5200
+	* gcse.c (gcse_main): Disable store_motion.
+
+2002-05-14  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
+	(c_common_nodes_and_builtins): Use it.
+	(builtin_define_with_value): New function.
+	(cb_register_builtins): Define __SIZE_TYPE__,
+	__PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
+	using builtin_define_with_value.  Use consistent notation when
+	defining __GXX_WEAK__.
+	(WCHAR_TYPE_SIZE): Don't redefine.
+	(combine_strings): Don't use WCHAR_TYPE_SIZE.
+
+	* cppdefault.h: Don't provide defaults for SIZE_TYPE,
+	PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
+	* cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
+	* tradcpp.c (initialize_builtins): Likewise.
+	* gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
+
+	* c-lex.h (builtin_define_with_value): Prototype.
+	* system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
+	NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
+	* doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
+
+	* config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
+	config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
+	config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
+	config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
+	config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
+	config/sparc/linux64.h, config/sparc/netbsd-elf.h,
+	config/sparc/sol2-bi.h, config/sparc/sparc.h:
+	Do not define NO_BUILTIN_SIZE_TYPE etc.  Remove all references
+	to __SIZE_TYPE__ etc from all spec strings. When this makes
+	extra specs empty, delete them.
+
+2002-05-14  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
+	for PA8000 or generating dwarf2 call frame information.
+	(output_call): Remove DO_FRAME_NOTES check from return pointer
+	optimization.
+	(following_call): Return 0 when scheduling for PA8000 or generating
+	dwarf2 call frame information.  Revise comment.
+
+2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config/alpha:
+	* alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
+	and __IEEE_FP_INEXACT as appropriate.
+	(CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
+	(CPP_SPEC): Remove ieee defines.
+	* freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
+
+2002-05-14  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_save_reg): Make regno unsigned.
+	(ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
+
+2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
+	(CPP_SPEC): Update.
+	(CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
+	CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
+	CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
+	CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
+	(EXTRA_SPECS): Update.
+	* arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
+	arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
+	arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
+	define TARGET_OS_CPP_BUILTINS if necessary.
+
+2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* gcc.c (cpp_options): Must pass -m* and -f* options
+	to the front end even when only preprocessing.
+	(cc1_options): Remove redundant -lang-c.
+	* tradcpp.c (main): Ignore -m options.
+objc:
+	* lang-specs.h: Similarly.
+
+2002-05-14  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (transform_3): Add code for transformation
+	`(A,B,...)+C -> A+C,B,...'.
+
+Tue May 14 12:48:22 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* final.c (end_final): Do not output profile_arcs constructor, when
+	no functions are instrumented.
+
+Tue May 14 12:38:30 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (testsi to testqi_zext_1 splitter): Fix typo.
+
+2002-05-14  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi: Remove special markup originally required for
+	HTML generation with texi2html.
+
+2002-05-14  Andreas Schwab  <schwab@suse.de>
+
+	* config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
+	SELECT_SECTION.
+	(UNIQUE_SECTION): Define to get small data correctly.
+
+	* varasm.c (resolve_unique_section): Add third parameter
+	flag_function_or_data_sections and use it instead of
+	flag_function_sections.
+	(assemble_start_function): Pass flag_function_sections.
+	(asm_emit_uninitialised): Pass flag_data_sections.
+	(assemble_variable): Likewise.
+
+2002-05-14  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.md: Use define_constants for unspec numbers.
+	* config/i386/i386.c: Likewise.
+
+2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* doc/contrib.texi: Update my entry.
+
+2002-05-13  Mark Mitchell  <mark@codesourcery.com>
+
+	* fixinc/inclhack.def (winidss_valist): Limit applicability.
+	* fixinc/fixincl.x: Regenerated.
+	* fixinc/tests/base/math.h: Update.
+	* fixinc/tests/base/testing.h: Likewise.
+
+2002-05-13  Zack Weinberg  <zack@codesourcery.com>
+
+	* genattr.c (gen_attr): Don't emit a comma after the last
+	enumerator.
+
+2002-05-13  Richard Henderson  <rth@redhat.com>
+
+	* cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
+	by non-local gotos.
+	* recog.c (peephole2_optimize): Likewise.
+
+2002-05-13  Andris Pavenis  <pavenis@lanet.lv>
+
+	* cppfiles.c (open_file): Change mode (DJGPP only) of redirected
+	input to O_BINARY.
+
+2002-05-13  Jeffrey A Law  (law@redhat.com)
+
+	* flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
+	Update prototype and callers.
+	(propagate_one_insn): Stack pointer adjustments kill MEMs on
+	the mem_set_list which reference the stack pointer, as do
+	calls to constant functions as they may clobber outgoing
+	argument space.
+
+	* i386.c (ia32_multipass_dfa_lookahead): Prototype.
+
+	* i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
+	(ia32_multipass_dfa_lookahead): New function.
+
+2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
+	(translate_options): Remove 'V'.
+	(process_command): Similarly.
+doc:
+	* invoke.texi: Remove documentation of 'V'.
+
+2002-05-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h: Revert 2002-04-22 changes.
+
+2002-05-13  Scott Marks <SMarks@mobile-mind.com>
+
+	* config/fr30/fr30.md: Only allow splits of immediate loads
+	if the destination is a register.
+
+2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (c-common.o, cppinit.o): Update.
+	* c-common.c: Include except.h.
+	(cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
+	Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
+	* cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
+	* defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
+	CPP_PREDEFINES): Handle here.
+config:
+	* alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
+	alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
+	alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
+	TARGET_OS_CPP_BUILTINS.
+	* alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
+	(CPP_SPEC, EXTRA_SPECS): Update.
+	(CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
+	CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
+	CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
+	CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
+	CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
+doc:
+	* tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
+	(TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
+
+2002-05-12  Zack Weinberg  <zack@codesourcery.com>
+
+	* emit-rtl.c (global_rtl): Update comment.
+	(const_double_htab, const_double_htab_hash,
+	const_double_htab_hash, lookup_const_double): New.
+	(const_int_htab_hash, const_int_htab_eq): Remove const
+	qualifiers, which cause tons of warnings with RTL checking on.
+	(gen_rtx_CONST_DOUBLE): Deleted.
+	(const_double_from_real_value): New function - bears some
+	resemblance to the former immed_real_const_1.
+	(immed_double_const): Moved here from varasm.c and
+	simplified.
+	(gen_rtx_REG): Make REGNO unsigned to squelch warnings.
+	(gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
+	(gen_rtx): Use immed_double_const.
+	(init_emit_once): Initialize the const_double_htab.  Use
+	REAL_VALUE_FROM_INT where possible.  Can now use
+	CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
+	* varasm.c (struct varasm_status): Remove x_const_double_chain.
+	(const_double_chain, immed_real_const, clear_const_double_mem): Delete.
+	(immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
+	(init_varasm_status, mark_varasm_status): Don't touch
+	x_const_double_chain.
+
+	* output.h: Delete prototype for clear_const_double_mem.
+	* real.h: Make REAL_VALUE_TYPE a macro again.  Remove leading
+	'0' slot from all CONST_DOUBLE_FORMAT definitions.  Prototype
+	const_double_from_real_value, not immed_real_const_1, and use
+	it to define CONST_DOUBLE_FROM_REAL_VALUE.  Define new macro
+	CONST_DOUBLE_ATOF.
+	* rtl.h (CONST_DOUBLE_CHAIN): Kill.
+	(CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
+	(gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
+	(gen_rtx_REG): Second arg is unsigned.
+
+	* gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
+	(excluded_rtx): New, return true for CONST_DOUBLE.
+	(genmacro): Write nothing for excluded codes.
+	* combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
+	* expr.c (expand_expr): Likewise.
+	* ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
+	CONST_DOUBLE_CHAIN.
+	* toplev.c (rest_of_compilation): Don't call
+	clear_const_double_mem.
+
+	* config/rs6000/rs6000.c (rs6000_float_const): Delete.
+	(rs6000_hash_constant): Remove CONST_DOUBLE special case.
+	(toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
+	* config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
+	* config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
+	* config/dsp16xx/dsp16xx.md, config/mips/mips.md,
+	config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
+	* config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
+
+2002-05-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
+
+2002-05-12  Tom Tromey  <tromey@redhat.com>
+
+	* tree.h (copy_node): Don't mention TREE_PERMANENT.
+
+2002-05-12  Zack Weinberg  <zack@codesourcery.com>
+
+	* gensupport.c (n_comma_elts): Moved here from genattrtab.c.
+	(scan_comma_elt): New function.  Accepts whitespace in comma lists.
+	* gensupport.h: Prototype new routines.
+	* genattr.c (gen_attr): Use scan_comma_elt.  Avoid unnecessary
+	use of printf.
+	* genattrtab.c (n_comma_elts): Moved to gensupport.c.
+	(next_comma_elt): Use scan_comma_elt.
+
+	* config/i386/i386.md: Use new attribute notation to break up
+	long lines in define_attr forms.
+
+2002-05-12  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (compress_float_constant): New.
+	(emit_move_insn): Use it.
+	(float_extend_from_mem): New.
+	(init_expr_once): Initialize it.
+	* real.c (exact_real_truncate): New.
+
+	* config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
+	dropped into memory; penalize for size.
+	(RTX_COSTS): FLOAT_EXTEND is free.
+	* config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
+	extenddfxf2, extenddftf2): Accept constants and drop them to memory.
+
+2002-05-12  Richard Henderson  <rth@redhat.com>
+
+	* profile.h (profile_info): Add missing extern to declaration.
+	* profile.c (profile_info): Define it.
+
+2002-05-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
+	used for DImode and TImode.
+
+2002-05-11  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (_cpp_lex_direct): When in a directive at EOF
+	fake a newline.
+
+2002-05-11  Zack Weinberg  <zack@codesourcery.com>
+
+	* config/rs6000/rs6000.c (rs6000_default_long_calls,
+	rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
+	(TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
+	(rs6000_override_options): Handle -m(no-)longcall.
+	(init_cumulative_args, output_mi_thunk): Check for both
+	longcall and shortcall attributes on the function.
+	(rs6000_attribute_table): Add "shortcall".
+	(rs6000_handle_longcall_attribute): Update comment.
+	(altivec_expand_unop_builtin, altivec_expand_binop_builtin,
+	altivec_expand_ternop_builtin): Add default clauses to switches
+	to silence warnings.
+
+	* config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
+	rs6000_default_long_calls.  Define REGISTER_TARGET_PRAGMAS.
+	(TARGET_OPTIONS): Add longcall and no-longcall.
+
+	* config/rs6000/rs6000.md (call_nonlocal_sysv,
+	call_value_nonlocal_sysv): Split by alternatives.  One pair
+	accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
+	the call cookie.  The other pair accepts only LR/CTR and has
+	no restriction.
+
+	* config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
+	Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
+	tmake_file.
+	* config/rs6000/rs6000-c.c: New file.
+	* config/rs6000/t-rs6000-c-rule: New file.
+	* config/rs6000/rs6000-protos.c: Add multiple-include guard.
+	Prototype rs6000_pragma_longcall.
+
+	* doc/extend.texi: Document shortcall attribute.
+	* doc/invoke.texi: Document -mlongcall, -mno-longcall.
+
+2002-05-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* reorg.c (dbr_schedule): Remove unnecessary test.
+
+Sat May 11 14:34:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (testsi to testqi spliters): New.
+
+	2002-01-14  Josef Zlomek  <zlomek@matfyz.cz>
+
+	cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
+
+	Wed Jan  9 2002  Josef Zlomek  <zlomj9am@artax.karlin.mff.cuni.cz>
+
+	* basic-block.h: New flag EDGE_CAN_FALLTHRU
+	* cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
+	that can be made fallthru.
+
+	Mon Nov 12 16:25:53 CET 2001  Jan Hubicka  <jh@suse.cz>
+
+	* cfglayout.c (cleanup_unconditional_jumps): New static function.
+	(cfg_layout_initialize): Use it.
+
+2002-05-11  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_mcu_types): Update supported devices.
+	* config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2002-05-11  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* dbxout.c: Fix formatting.
+	* dependence.c: Likewise.
+	* df.c: Likewise.
+	* diagnostic.c: Likewise.
+	* doloop.c: Likewise.
+	* dominance.c: Likewise.
+	* doschk.c: Likewise.
+	* dwarf2asm.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* dwarfout.c: Likewise.
+
+2002-05-10  Richard Henderson  <rth@redhat.com>
+
+	* final.c (end_final): Tidy whitespace.  Don't honor flag_pack_struct.
+	Convert integers constants as needed.  Replace "nwords" field with
+	"sizeof_bb".
+	(final): Save profile data if cfun->arc_profile, not profile_arc_flag.
+	* function.h: Fix typo in comment.
+	* libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
+
+2002-05-10  Roger Sayle  <roger@eyesopen.com>
+
+	* fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
+	into the equivalent (signed char)c > 0.
+
+2002-05-10  Janis Johnson  <janis187@us.ibm.com>
+
+	* loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
+	(PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
+	(struct prefetch_info): Fix spelling of member bytes_accessed.
+	(emit_prefetch_instructions): Make dump messages more regular;
+	restructure code to add more dump messages; use new macros for
+	heuristics. (There are no code generation changes in any of this).
+
+2002-05-10  David S. Miller  <davem@redhat.com>
+
+	* rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
+	(struct rtx_def): Update unchanging flag comment.
+	* doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
+	* reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
+	to be handled to INSN too.
+	(dbr_schedule): Likewise.
+	* resource.c (next_insn_no_annul): Likewise.
+
+	* cse.c (rtx_cost): Remove multiplication by power of 2 special
+	casing.
+
+2002-05-14  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Specific, *-*-solaris2*): Update passus on
+	setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
+	(possibly) work around broken /bin/sh.
+
+2002-05-10  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
+	. as N64/N32 libgcc_s.so subdirs.
+
+2002-05-10  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md: Use define_constants for unspec numbers.
+
+	* rtl.h (struct rtx_def): Document unchanging and in_struct flags
+	more accurately.
+	(INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
+	comment.
+	(INSN_FROM_TARGET_P): Valid also for CALL_INSN.
+	* doc/rtl.texi: Document these macros more accurately.
+	* recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
+	JUMP_INSNs and CALL_INSNs.
+	* resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
+	or INSN_FROM_TARGET_P if the code is appropriate.
+
+2002-05-10  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
+	before using SYMBOL_REF_FLAG (addr).
+
+	* config/avr/avr-protos.h (avr_io_address_p): Declare.
+	* config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
+	Make non-static.  Update all callers.
+	* config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
+	New insns to clear/set/test a single bit in I/O address space.
+
+2002-05-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
+
+2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update.
+	* c-common.c (flag_iso, flag_undef, cb_register_builtins,
+	builtin_define_std): New.
+	(c_common_init): Register CPP builtins callback.
+	* c-common.h (flag_iso, flag_undef): New.
+	* c-decl.c (c_decode_option): Set flag_iso and flag_undef.
+	* c-lex.c: Don't include target.h.
+	(cb_register_builtins): Move to c-common.c.
+	(init_c_lex): Don't register hook here.
+	* c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
+	(cpp_define, cpp_assert): Remove.
+	* gcc.c (cc1_options): Pass -undef to front end.
+	* target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
+	(TARGET_INITIALIZER): Update.
+	* target.h (struct cpp_reader): Don't predeclare.
+	(struct gcc_target): Remove cpp builtin hook.
+	* tree.c (default_register_cpp_builtins): Remove.
+doc:
+	* tm.texi: Update.
+
+2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (_cpp_expand_op_stack): Set op_limit.
+
+2002-05-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
+	(SHLIB_LINK, SHLIB_INSTALL): Adjust.
+
+2002-05-09  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
+	* config/sparc/libgcc-sparc-glibc.ver: New file.
+	* config/cris/t-linux (SHLIB_MAPFILES): Remove.
+	* mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
+
+2002-05-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6429
+	* Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
+	* mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
+	shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
+	base multilibs.
+	* config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
+	* config/t-slibgcc-sld (SHLIB_LINK): Likewise.
+	* config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
+	* config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
+
+2002-05-09  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.md: Use define_constants for unspec numbers.
+	* config/ia64/ia64.c: Likewise.
+
+2002-05-09  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
+	(save_restore_insns): Likewise.
+	(mips_expand_prologue, mips_expand_epilogue): Update callers.
+	(highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
+
+Thu May  9 11:50:09 2002  Jeffrey A Law  (law@redhat.com)
+
+	* athlon.md, k6.md, pentium.md, ppro.md): New files.
+	* i386.md: Move scheduling information into new files.
+
+	* i386.md (type attribute): Add "rotate" for rotate insns.
+	(rotate insns): Set type to "rotate".
+	(various attributes and function units): Treat rotate like shift.
+	(pent_pair attribute): Only rotates by one bit position are
+	pairable.
+	(sbb insns): Explicitly set pent_pair attribute on a couple
+	that were missing it.
+
+Thu May  9 18:29:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.c (sh_builtin_saveregs): If starting with an odd fp register,
+	make sure that buffer starts on odd word address.
+	(sh_va_arg): Skip odd fp registers when reading a double precision
+	value.
+
+2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* tree.h (preserve_data, object_permanent_p, type_precision):
+	Remove.
+
+2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
+	* cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
+doc:
+	* cpp.texi: Update for removal of obsolete features.
+
+Thu May  9 07:46:18 2002  Jan Hubicka <jh@suse.cz>
+			  Jeffrey A Law  (law@redhat.com)
+
+	* i386.c (ia32_use_dfa_pipeline_interface): New function.  Use
+	the DFA interface for Pentium processors.
+	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
+	(attr_pent_pair, ix86_pent_find_pair): Remove.
+	(ix86_sched_reorder_pentium): Remove.
+	(ix86_sched_reorder): Remove reordering for Pentium.
+	* i386.md (Pentium scheduling): Rewrite using DFA description.
+
+Thu May  9 14:55:39 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfganal.c (can_fallthru): Fix fast path.
+	* cfgrtl.c (verify_flow_info): Avoid crash on conditionals
+	with edges to the next block.
+
+Thu May  9 14:52:45 CEST 2002  Jan Hubicka  <jh@suse.cz>
+			       Pavel Nejedly  <bim@atrey.karlin.mff.cuni.cz>
+
+	* final.c (end_final): Use C trees to output data structures for profiling.
+
+	* Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
+	(profile.o): New dependency profile.h
+	(final.o): New dependency profile.h
+	* profile.h: New file. New global structure profile_info.
+	* final.h (count_edges_instrumented_now): Declare.
+	(current_function_cfg_checksum): Declare.
+	(function_list): New structure.
+	(functions_head, functions_tail): New static variables.
+	(end_final): Emits more data, removed some -ax stuff.
+	(final): Stores function names and chcksums.
+	* gcov-io.h (__write_gcov_string): New function.
+	(__read_gcov_string): New function.
+	* gcov.c (read_profile): New function.
+	(create_program_flow_graph): Uses read_profile instead of reading
+	da_file.
+	(read_files): Removed da_file checking, it's done by read_profile now.
+	* libgcc2.c (bb_function_info): New structure.
+	(bb): New field in structure, removed some -ax stuff.
+	(__bb_exit_func): Changed structure of da_file.
+	* profile.c (count_edges_instrumented_now): New global variable.
+	(current_function_cfg_checksum): New global variable.
+	(max_counter_in_program): New global variable.
+	(get_exec_counts): New function.
+	(compute_checksum): New function.
+	(instrument_edges): Sets count_edges_instrumented_now.
+	(compute_branch_probabilities): Uses get_exec_counts instead of
+	reading da_file.
+	(branch_prob): Calls compute_checksum and writes extra data to bbg_file.
+	(init_branch_prob): Removed da_file checking, done in get_exec_counts
+	now.
+	(end_branch_prob): Removed da_file checking, done in get_exec_counts
+	now.
+	* gcov.texi: Updated information about gcov file format.
+
+2002-05-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* sbitmap.c: Fix formatting.
+	* scan.c: Likewise.
+	* scan-decls.c: Likewise.
+	* sched-deps.c: Likewise.
+	* sched-ebb.c: Likewise.
+	* sched-rgn.c: Likewise.
+	* sched-vis.c: Likewise.
+	* sdbout.c: Likewise.
+	* sibcall.c: Likewise.
+	* simplify-rtx.c: Likewise.
+	* ssa.c: Likewise.
+	* ssa-ccp.c: Likewise.
+	* ssa-dce.c: Likewise.
+	* stmt.c: Likewise.
+	* stor-layout.c: Likewise.
+	* stringpool.c: Likewise.
+
+2002-05-09  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
+
+2002-05-07  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
+	* config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
+	* config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
+	library implementation clobbers the output before the inputs
+	are fully consumed, use stack temporary for the output.
+
+2002-05-09  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/netbsd.h (CPP_SPEC): Remove.
+	* config/i386/netbsd-elf.h (CPP_SPEC): Define.
+	* config/i386/netbsd.h (CPP_SPEC): Define.
+	* config/ns32k/netbsd.h (CPP_SPEC): Define.
+	* config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
+	* config/sparc/netbsd.h (CPP_SPEC): Define.
+	* config/vax/netbsd.h (CPP_SPEC): Define.
+
+2002-05-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* read-rtl.c: Fix formatting.
+	* real.c: Likewise.
+	* recog.c: Likewise.
+	* regclass.c: Likewise.
+	* regmove.c: Likewise.
+	* reg-stack.c: Likewise.
+	* reload1.c: Likewise.
+	* reload.c: Likewise.
+	* resource.c: Likewise.
+	* rtlanal.c: Likewise.
+	* rtl.c: Likewise.
+	* rtl-error.c: Likewise.
+
+2002-05-08  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
+	* pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
+
+2002-05-08  Bernd Schmidt  <bernds@redhat.com>
+
+	* config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
+	use __SSE2__ macro instead.
+	* config/i386/xmmintrin.h: Likewise.
+
+2002-05-08  Janis Johnson  <janis187@us.ibm.com>
+
+	* rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
+	and use it in all invocations of these macros.  Clean up comments.
+	* rtl.c (rtl_check_failed_flag): Add an argument for the name
+	of the flag access macro whose check failed.
+	* doc/rtl.texi (Flags): Document additional flag uses.
+
+2002-05-08  Robert Spier <rspier@pobox.com>
+	    Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR preprocessor/6521
+	* cppfiles.c (handle_missing_header): Don't do anything
+	different for <> includes.
+doc:
+	* cppopts.texi: Update documentation for -MG.
+
+2002-05-08  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (cpp_interpret_charconst): Truncate as well as
+	sign-extend.
+doc:
+	* cpp.texi: Clarify multichar charconst valuation.
+
+2002-05-08  Mark Mitchell  <mark@codesourcery.com>
+
+	* doc/invoke.texi: Document -mwindiss option.
+
+2002-05-08  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
+
+	* dwarf2out.c (gen_type_die): Abort on broken recursion.
+
+	PR c++/6381
+	* dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
+	REAL_CST.
+
+2002-05-08  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
+	little-endian multilibs to override arm/thumb multilibs.
+	Do not build hardware floating point multilibs, nor apcs-26
+	multilibs for the Thumb.
+
+2002-05-08  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c/6569.
+	* varasm.c (mark_weak): New function.
+	(merge_weak): Use it.  Do not call declare_weak.
+	(declare_weak): Use merge_weak.
+
+Wed May  8 13:12:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cse.c (dead_libcall_p): Update counts.
+	(delete_trivially_dead_insns): Update call of dead_libcall_p.
+
+Wed May  8 11:08:50 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfglayout.c (function_tail_eff_head): Rename to ...
+	(function_footer): ... this one.
+	(unlink_insn_chain): New functions.
+	(label_for_bb): Only call block_label and emit debug message.
+	(record_effective_endpoints): Actually unlink the headers and footers.
+	(fixup_reorder_cahin): Re-insert the unlinked sequences.
+	(cfg_layout_duplicate_bb): Use duplicate_insn_chain.
+	* cfglayout.h (struct reorder_block_def): New fields footer/header;
+	remove eff_head/eff_end.
+	* rtl.h (set_first_insn): Declare.
+	* emit-rtl.c (set_first_insn): New function.
+
+	* cfglayout.c (fixup_reorder_chain): Dump duplicated
+	(cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
+	cfg_layout_duplicate_bb): New global function.
+	(duplicate_insn_chain): New static function.
+	* cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
+	cfg_layout_duplicate_bb): Declare.
+	(struct reorder_block_def): Add "original" field.
+	* emit-rtl.c (emit_copy_of_insn_after): New function.
+	* rtl.h (emit_copy_of_insn_after): Declare.
+
+	* cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
+	(fixup_reorder_chain): properly handle edges to exit block.
+
+Wed May  8 11:10:31 CEST 2002  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+			       Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (note_prediction_to_br_prob): declare.
+	* c-semantics.c: Inlucde predit.h
+	(expand_stmt): predict GOTO_STMT as not taken.
+	* cfgcleanup.c: (delete_unreachable_blocks): Make global.
+	(cleanup_cfg): Do not free tail_recursion_list.
+	* cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
+	(flow_delete_block): Kill predictions past end of basic block.
+	* output.h (delete_unreachable_blocks): Declare.
+	* predict.c (predicted_by_p, process_note_predictions,
+	process_note_prediction, last_block_p): New function.
+	(estimate_probability): Bypass loop on PRED_CONTINUE;
+	do not handle noreturn heuristics; kill PRED_RETURN; add
+	PRED_EARLY_RETURN.
+	* predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
+	PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
+	* predict.h (IS_TAKEN): New constant.
+	* print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
+	* rtl.c (NOTE_INSN_PREDICTION): New.
+	* rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
+	New macro.
+	(insn_note): add NOTE_INSN_PREDICTION.
+	* sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
+	CFG; free tail_recursion_label_list.
+	* stmt.c: Include predict.h;
+	(return_prediction): New.
+	(expand_value_return): Use it.
+	* toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
+
+2002-05-08  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.md: Name the unspecs with define_constant.
+	(*HILO_delay): Rename to 'hilo_delay' (no star).
+	(reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
+	(reload_outdi, reload_outsi): Likewise.
+
+2002-05-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* toplev.c: Fix formatting.
+
+2002-05-07  Janis Johnson  <janis187@us.ibm.com>
+
+	* config.in (ENABLE_RTL_FLAG_CHECKING): New.
+	* configure.in (ac_rtlflag_checking): New.
+	* doc/install.texi (--enable-checking): Document RTL flag checking.
+
+2002-05-07  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init): Set options->unsigned_wchar.
+	* cppinit.c (cpp_create_reader): Default unsigned_wchar,
+	group target dependencies.
+	(init_builtins, cpp_handle_option): Update.
+	* cpplex.c (cpp_interpret_charconst): Update.
+	* cpplib.h (struct cpp_options): Add unsigned_wchar, rename
+	signed_char to unsigned_char, group target dependencies.
+	* defaults.h (WCHAR_UNSIGNED): Remove.
+	* system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
+config:
+	* freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
+	i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
+	i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
+	i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
+	sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
+doc:
+	* tm.texi: Remove MAX_CHAR_TYPE_SIZE.
+
+2002-05-07  Mark Mitchell  <mark@codesourcery.com>
+
+	* fixinc/inclhack.def (windiss_math1): New fix.
+	(windiss_math2): Likewise.
+	(windiss_valist): Likewise.
+	* fixinc/fixincl.x: Regenerated.
+
+2002-05-07  Andreas Jaeger  <aj@suse.de>
+
+	* genautomata.c (output_internal_min_issue_delay_func): Add
+	ATTRIBUTE_UNUSED to avoid warning with empty dfa.
+	(output_internal_trans_func): Likewise.
+
+Tue May  7 10:06:22 2002  Jeffrey A Law  (law@redhat.com)
+
+	* pa.c (hppa_profile_hook): Use force_reg to get the address
+	of the profile hook into an appropriate pseudo register.
+
+2002-05-07  Mark Mitchell  <mark@codesourcery.com>
+
+	* config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
+	(LINK_START_SPEC): Handle it.
+	(LINK_OS_SPEC): Likewise.
+	(CPP_SPEC): Likewise.
+	(STARTFILE_SPEC): Likewise.
+	(LIB_SPEC): Likewise.
+	(ENDFILE_SPEC): Likewise.  Do not assume crtsavres.o is used on
+	all platforms.
+	(CRTSAVRES_DEFAULT_SPEC): New macro.
+	(LIB_WINDISS_SPEC): New macro.
+	(CPP_OS_WINDISS_SPEC): Likewise.
+	(STARTFILE_WINDISS_SPEC): Likewise.
+	(ENDFILE_WINDISS_SPEC): Likewise.
+	(LINK_START_WINDISS_SPEC): Likewise.
+	(LINK_OS_WINDISS_SPEC): Likewise.
+	* config/rs6000/windiss.h: New file.
+
+2002-05-07  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
+
+2002-05-06  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md (shift insns): Do not mask off
+	second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
+	take care of it.
+
+2002-05-06  Richard Henderson  <rth@redhat.com>
+
+	PR c++/6212
+	* expr.c (highest_pow2_factor_for_type): New.
+	(expand_assignment): Use it.
+
+2002-05-06  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
+	unspec_volatile.
+	("altivec_mfvscr"): Same.
+
+2002-05-06  Janis Johnson  <janis187@us.ibm.com>
+
+	* rtl.h (struct rtx_def): Update comments.
+	(RTL_FLAG_CHECK[12345678]): New.  (rtl_check_failed_flag): Declare.
+	(RTL_FLAG): New.  (CLEAR_RTX_FLAGS): New.  (flag access macros): Use
+	RTL_FLAG_CHECK macros with list of expected RTL codes.
+	* rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
+	(rtl_check_failed_flag): New.
+	* reload1.c (reload): Use REG macro before changing rtx to MEM.
+	(reload_cse_noop_set_p): Check rtx code before using access macro.
+	* config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
+	before using access macro.
+
+2002-05-06  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/rtl.texi (Flags): Update to reflect current usage.
+
+2002-05-06  Roger Sayle  <roger@eyesopen.com>
+
+	PR opt/3995
+	* fold-const.c (sign_bit_p): New function.
+	(fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
+	(A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
+	Reapply fold when converting (A & C) == C into (A & C) != 0.
+	(fold_binary_op_with_conditional_arg): Fix typo in comment.
+
+2002-05-07  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (warn_multichar): New.
+	(c_common_init): Set CPP's warn_multichar.
+	* c-common.h (warn_multichar): New.
+	* c-decl.c (warn_multichar): Remove.
+	* c-lex.c (lex_charconst): Update.
+	* c-tree.h (warn_multichar): Remove.
+	* cppexp.c (eval_token): Sign-extend charconst value.
+	* cppinit.c (cpp_create_reader): Set warn_multichar.
+	* cpplex.c (cpp_interpret_charconst): Don't sign-extend
+	each character.  Update prototype.  Sign-extend the result.
+	* cpplib.h: Fix conditions.
+	(struct cpp_options): Add new warning flag.
+	(cpp_interpret_charconst): Update prototype.
+doc:
+	* cpp.texi: Update documentation.
+
+2002-05-06  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
+	Fix typo in usage of allof instead of unit.
+
+2002-05-06  Richard Henderson  <rth@redhat.com>
+
+	* recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
+	and any jump or call for IN.
+
+2002-05-06  Bernd Schmidt  <bernds@redhat.com>
+
+	* config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
+	-msse2.
+	* config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
+
+2002-05-06  Roger Sayle  <roger@eyesopen.com>
+
+	* fold-const.c (lshift-double): Cast the high word to an unsigned
+	HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
+	(div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
+	avoid compiler warning.  (fold): Remove redundant code from
+	BIT_AND_EXPR as integer operands are canonicalized to be arg1.
+
+2002-05-06  Jeff Law  <law@redhat.com>
+
+	* pa-protos.h (hppa_fpstore_bypass_p): Declare.
+	* pa.c (pa_adjust_cost): Remove all true dependency cost
+	adjustments.  Also remove support for non-DFA scheduling.
+	* pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
+	to adjust true dependency costs.  Update various comments.
+	(7100lc, 7200, 7300 scheduling): Simplify by combining the
+	FP ALU & MPY units into a single unit.
+
+2002-05-06  Catherine Moore  <clm@redhat.com>
+
+	* config/v850/v850.c (compute_register_save_size): Make sure
+	to count all of the registers that will be saved.
+
+Mon May  6 18:03:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (q_regs_operand): Use ANY_QI_REGS_P.
+
+2002-05-06  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
+	allow result to overlap input operands in memory.
+
+2002-05-06  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+doc:
+	* cpp.texi: Update multichar charconst docs.
+
+2002-05-06  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (cpp_interpret_charconst): Sign-extend each
+	character.  Don't ignore excess characters.  Treat
+	multicharacter character constants as signed.
+	(cpp_parse_escape): Clarify diagnostic.
+
+2002-05-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
+	use add instead of shift.
+	(ashldi3_sp64): Likewise.
+	(ashlsi3_const1, ashldi3_const1): Remove.
+	* config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
+	* config/sparc/sparc.c (const1_operand): New.
+
+2002-05-05  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
+
+2002-05-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6561
+	* config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
+
+2002-05-05  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
+	memory latency adjustments.
+	(alpha_variable_issue): Remove.
+	(alpha_use_dfa_pipeline_interface): New.
+	(alpha_multipass_dfa_lookahead): New.
+	* config/alpha/alpha.md: Remove define_function_unit scheduling;
+	include new dfa scheduling.
+	(attr type): Add none.
+	(blockage): Use it.
+	* config/alpha/ev4.md: New.
+	* config/alpha/ev5.md: New.
+	* config/alpha/ev6.md: New.
+
+2002-05-05  David S. Miller  <davem@redhat.com>
+
+	* recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
+
+2002-05-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* cse.c: Fix formatting.
+	* emit-rtl.c: Likewise.
+
+2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (initiate_states): Add additional guard to
+	initialize `units_array'.
+
+2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
+	process_unit_to_form_the_same_automaton_unit_lists,
+	form_the_same_automaton_unit_lists
+	check_unit_distributions_to_automata): New prototypes and
+	functions.
+	(check_automata): Rename it into `check_automata_insn_issues'.
+	(unit_decl): New fields `the_same_automaton_unit' and
+	`the_same_automaton_message_reported_p'.
+	(unit_decl_t): New typedef.
+	(the_same_automaton_lists): New gloval variable.
+	(unit_regexp, unit_set_el, units_array, units_cmp,
+	output_get_cpu_unit_code_func): Use the typedef.
+	(evaluate_max_reserv_cycles): Increment
+	`description->max_insn_reserv_cycles'.
+	(initiate_states): Don't increment `max_cycles_num'.
+	(transform_insn_regexps): Move code around transformation of
+	regexps from `generate'.
+	(generate): Remove call of `transform_insn_regexps'.
+	(expand_automata): Call `transform_insn_regexps' and
+	`check_unit_distributions_to_automata'.  Check errors before
+	`generate'.
+
+	* config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
+	automaton `ultrasparc3_1'.
+
+2002-05-05  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_common_init): Set up CPP arithmetic.
+	* cppinit.c (cpp_create_reader): Default CPP arithmetic to
+	something reasonable for the host.
+	(sanity_checks): Add checks.
+	(cpp_read_main_file): Call sanity_checks() from here...
+	(cpp_post_options): ... not here.
+	* cpplex.c (cpp_interpret_charconst): Get max_chars right.
+	* cpplib.h (struct cpp_options): New member int_precision.
+
+2002-05-05  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
+
+2002-05-04  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/linux.h, config/sparc/linux64.h
+	(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
+
+	* config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
+	more RTX codes.
+	* config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
+
+	* recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
+	of SETs.
+
+2002-05-05  Tim Josling  <tej@melbpc.org.au>
+
+	* treelang; New directory for new sample language treelang.
+
+2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (c-lex.o): Update.
+	* c-lex.c: Include target.h.
+	(cb_register_builtins): New.
+	(init_c_lex): Set builtins callback.
+	* c-lex.h (cpp_define, cpp_assert): New prototypes.
+	* cppinit.c (init_builtins): Use callback, including for
+	GXX_WEAK.
+	* cpplib.h (struct cpp_callbacks): New member.
+	* target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
+	(TARGET_INITIALIZER): Update.
+	* target.h (struct gcc_target): New hook.
+	* tree.c (default_register_cpp_builtins): New.
+	* tree.h (default_register_cpp_builtins): New.
+doc:
+	* tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
+
+2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
+	(cpp_post_options): Move sanity checks to...
+	(sanity_checks): New.
+	* cpplex.c (maybe_read_ucs): Fix prototype.
+	(parse_string, cpp_parse_escape): Cast for %c format specifier.
+	* cpplib.h (cppchar_t): Use unsigned long or unsigned long long
+	if necessary.
+
+2002-05-04  Bernd Schmidt  <bernds@redhat.com>
+
+	* config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
+	builtins.  Use V2DI patterns instead of TI for logical operations.
+	(ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
+	Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
+	(ix86_expand_builtins): Change the pattern used for movntdq.
+	* config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
+	sse2_nandv2di3): New patterns.
+	(sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
+	on operands.
+	(sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
+	(cvtdq2pd): Correct mode on operand 1.
+	(sse2_umulsidi3): Describe without unspec.
+	(sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
+	machine modes.
+	(lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
+	(ashlv2di3): Likewise, from sse2_ashlv2di3.
+	(ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
+	ashlv4si3, ashlv2di3): Use SImode for shift count.
+	(ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
+	lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
+	New patterns.
+	* config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
+	New typedefs.
+	(__m128i, __m128d): New macros.
+	(_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
+	_mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
+	_mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
+	_mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
+	_mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
+	_mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
+	_mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
+	_mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
+	_mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
+	_mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
+	_mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
+	_mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
+	_mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
+	_mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
+	_mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
+	_mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
+	_mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
+	_mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
+	_mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
+	_mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
+	_mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
+	_mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
+	_mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
+	_mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
+	_mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
+	_mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
+	_mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
+	_mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
+	_mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
+	_mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
+	_mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
+	_mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
+	_mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
+	_mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
+	_mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
+	_mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
+	_mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
+	functions.
+	(_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
+	_mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
+
+2002-05-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* dwarf2out.c: Fix formatting.
+	* varasm.c: Likewise.
+
+2002-05-04  David Edelsohn  <edelsohn@gnu.org>
+
+	PR c/6543
+	* config/rs6000/rs6000.md (sCC pattern and splitter): Remove
+	clobber and use result as temporary value.
+
+Sat May  4 13:20:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* expr.c (force_operand): Use expand_simple_* to handle more
+	cases.
+
+2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-lex.c (lex_string): Let cpp_parse_escape handles truncation
+	and sign-extension.
+	(lex_charconst): Update for change in prototype of
+	cpp_interpret_charconst.  Extend from cppchar_t to HOST_WIDE_INT
+	appropriately.
+	* cpphash.h (BITS_PER_CPPCHAR_T): New.
+	* cppinit.c (cpp_create_reader): Initialize them for no
+	change in semantics.
+	(cpp_post_options): Add sanity checks.
+	* cpplex.c (cpp_parse_escape): Handle precision, sign-extension
+	and truncation issues.  Calculate in type cppchar_t.
+	(MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
+	(cpp_interpret_charconst): Calculate in type cppchar_t.  Handle
+	run-time dependent precision correctly.  Return whether the
+	result is signed or not.
+	* cpplib.c (dequote_string): Use cppchar_t; update.
+	* cpplib.h (cppchar_signed_t): New.
+	struct cpp_options): New precision members.
+	(cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
+	* cppexp.c (eval_token): Update.
+
+2002-05-03  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc-protos.h (sparc_rtx_costs): New.
+	* config/sparc/sparc.c (sparc_rtx_costs): New function
+	implementing RTX_COSTS and CONST_COSTS.
+	* config/sparc/sparc.h (CONST_COSTS): Delete.
+	(RTX_COSTS_CASES): Define.
+	(RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
+	the work.
+
+	* config/sparc/sparc.md (DFA schedulers): Split out...
+	* config/sparc/cypress.md, config/sparc/hypersparc.md,
+	config/sparc/sparclet.md, config/sparc/supersparc.md,
+	config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
+
+	* config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
+	checks on it, always defined for SPARC.
+
+	* config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
+	Tweak, and add more detailed comments.
+
+2002-05-03  Zack Weinberg  <zack@codesourcery.com>
+
+	* Re-apply patch accidentally reverted with
+	DFA scheduler merge: remove all rules and variables to slurp
+	source files out of libiberty and rebuild them with HOST_CC.
+	($(HOST_PREFIX_1)varray.o): New rule.
+	(genattrtab rule): Word wrap.
+
+2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
+	(CPP_SUBTARGET_SPEC): Define.
+	(SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
+	cpp_subtarget specs.
+	(CPP_SPEC): Redefine to include %(cpp_subtarget).
+
+2002-05-03  David S. Miller  <davem@redhat.com>
+
+	* target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
+	* target.h (struct gcc_target): Delete cycle_display member.
+
+	* config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
+	(rtx_needs_barrier): Delete reference to cycle_display unspec.
+	(ia64_sched_reorder2): Mention need for cycle display handling
+	once such notes exist.
+
+2002-05-03  Richard Henderson  <rth@redhat.com>
+
+	* real.c (etoasc): Strip most trailing zeros for clarity.
+	* sched-vis.c: Include real.h.
+	(print_value): Use REAL_VALUE_TO_DECIMAL as needed.
+	* Makefile.in (sched-vis.o): Add real.h.
+
+2002-05-03  David S. Miller  <davem@redhat.com>
+
+	* haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
+	no longer needed.
+
+2002-05-03  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
+	when we get an out of range literal.
+	(altivec_expand_ternop_builtin): Same.
+	(altivec_expand_unop_builtin): Same.
+	(altivec_expand_builtin): Same, for dss.
+	(altivec_expand_builtin): Use trees instead of rtl when
+	determining literal argument validity.
+
+2002-05-03  David S. Miller  <davem@redhat.com>
+
+	Delete cycle display scheduling hook.
+	* config/ia64/ia64.c (ia64_cycle_display,
+	TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
+	(ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
+	and use emit_insn_before instead of ia64_emit_insn_before.
+	* config/ia64/ia64.md (unspec usage): Delete cycle display.
+	(cycle_display): Delete insn pattern.
+	* config/sparc/sparc.md (unspec usage): Delete cycle display.
+	(cycle_display): Delete insn pattern.
+	* config/sparc/sparc.c (sparc_cycle_display,
+	TARGET_SCHED_CYCLE_DISPLAY): Delete.
+	* doc/md.texi (cycle_display): Don't mention.
+	* doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
+
+2002-05-03  Richard Henderson  <rth@redhat.com>
+
+	* recog.c (store_data_bypass_p, if_test_bypass_p): New.
+	* recog.h: Declare them.
+
+	* config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
+	* config/sparc/sparc.md: Use store_data_bypass_p instead.
+	* config/sparc/sparc-protos.h: Update.
+
+2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
+	-D__arch64__.  Add -D_LP64.
+	(CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
+	from sparc.h.
+	(CPP_ARCH64_SPEC): Likewise.
+	(NO_BUILTIN_PTRDIFF_TYPE): Undef.
+	(NO_BUILTIN_SIZE_TYPE): Undef.
+
+2002-05-03  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (min_issue_delay_pass_states): Change return type
+	in the prototype.
+	(min_issue_delay_pass_states): Change the algorithm.
+	(min_issue_delay): Set up min_insn_issue_delay for the state.
+	(output_min_issue_delay_table): Interchange the nested loops and
+	and initiate min_insn_issue_delay for states.
+
+Fri May  3 22:59:15 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (try_optimize_cfg):  Call merge_block only when
+	jump is simplejump.
+
+Fri May  3 22:53:37 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c  (expand_movstr, expand_clrstr): Fix inline-all-stringops
+	sequence.
+
+2002-05-03  Richard Henderson  <rth@redhat.com>
+
+	PR opt/6534
+	* ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
+	noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
+	noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
+	code before JUMP, not EARLIEST.
+
+2002-05-03  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* c-format.c (check_format_info_main): Don't check for presence of
+	parameter for * width until after operand number has been read,
+	and only check for it if format parameters are available.
+	Fixes PR c/6547.
+
+2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
+	(LINK_SPEC): Undef before defining.
+
+2002-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR preprocessor/6489
+	* tradcpp.c (fixup_newlines): New.
+	(main, finclude): Use it.
+
+2002-05-03  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
+	* config/mips/mips.c (mips_unique_section): Strip encoding from
+	decl name.
+
+2002-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
+	mode.
+
+2002-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* doc/install.texi (Installing): Mention GCC 3.1 buildstats.
+	(Specific): Removed buildstats references.
+	(Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
+	(Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
+	Accomodate Solaris versions beyond 8.
+	(Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
+	(Specific, *-*-solaris2.8): Removed, obsolete.
+
+2002-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6542
+	* config/sparc/sparc.h (leaf_reg_remap): Remove const.
+	(CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
+	fill leaf_reg_remap with identity.
+	* config/sparc/sparc.c (leaf_reg_remap): Remove const.
+
+2002-05-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/crti.asm: Remove trailing spaces.
+	* config/h8300/h8300.c: Likewise.
+	* config/h8300/lib1funcs.asm: Likewise.
+
+2002-05-02  Jason Merrill  <jason@redhat.com>
+
+	* defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
+	* c-decl.c (c_init_decl_processing): Use it.
+	* config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
+	* config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
+	* config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
+
+2002-05-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* regrename.c: Fix formatting.
+	* tree.c: Likewise.
+
+Fri May  3 13:34:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (attribute memory): Handle compares properly.
+
+Fri May  3 10:51:38 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (sse_clrsf, sse_clrsi): Set memory attribute
+	to none.
+
+2002-05-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* function.c: Fix formatting.
+
+2002-05-02  Jan Hubicka  <jh@suse.cz>
+
+	* haifa-sched.c (schedule_insn): Print table of instructions and
+	reservations.
+	(sched_block): Do not print ready list at verbosity level 1.
+	* sched-vis.c (print_insn): Make global.
+	* sched-ebb.c (ebb_print_insn): Rename from...
+	(print_insn): ... this one.
+	* sched-int.h (print_insn): Declare
+
+2002-05-02  Richard Henderson  <rth@redhat.com>
+
+	* haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
+	emitted by cycle_display.
+
+2002-05-02  Loren J. Rittle  <ljrittle@acm.org>
+
+	* doc/install.texi (*-*-freebsd*): Update to latest status.
+
+2002-05-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6540
+	* config.gcc (sparc*-*-solaris2*): Set float_format to i128.
+	* config/float-sparc.h: Assume 128-bit long double if
+	__LONG_DOUBLE_128__ is defined.
+
+2002-05-02  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genattrtab.c (write_function_unit_info): Add a dummy element
+	when num_units == 0.
+
+2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+	* predict.c: (propagate_freq, estimate_bb_frequencies): Use
+	TYPE_MODE (double_type_node) instead of DFmode.
+
+Thu May  2 19:50:04 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
+	jumps post reload.
+	* toplev.c (rest_of_compilation): Revert Richard's patch.
+
+2001-05-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
+
+2002-05-02  Catherine Moore  <clm@redhat.com>
+
+	* config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
+
+2002-05-02  Kazu Hirata  <kazu@hxi.com>
+
+	* combine.c: Fix comment typos.
+	* expr.c: Likewise.
+	* genautomata.c: Likewise.
+	* stmt.c: Likewise.
+	* tree.h: Likewise.
+
+2002-05-02  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/install.texi: State GNAT version requirements.
+
+2002-05-02  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
+	of the frame pointer or arg pointer register which strict register
+	checking is not enabled.
+
+2002-05-02  Aldy Hernandez  <aldyh@redhat.com>
+
+	* gcc.dg/altivec-8.c: New.
+
+	* config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
+	PRE_INC and PRE_DEC for altivec modes.
+
+2002-05-01  Bruce Korb  <bkorb@gnu.org>
+
+	* fixinc/check.tpl(set-writable): make sure the function exists first
+	* fixinc/inclhack.def(alpha_assert): fix test_text
+	* fixinc/tests/base/assert.h: add in missing result
+
+2002-05-01  Jeff Law  <law@redhat.com>
+
+	* pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
+	'T' constraint.
+
+2002-05-01  Joel Brobecker  <brobecker@gnat.com>
+
+	* dbxout.c (dbxout_type): Emit size information for range types,
+	as well, but only when using GDB extensions.
+
+2002-05-01  Richard Henderson  <rth@redhat.com>
+
+	* configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
+	target-independent gnu binutils date test.
+
+2002-05-01  Richard Henderson  <rth@redhat.com>
+
+	* cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
+	info before expunging the block.
+
+2002-05-01  Jakub Jelinek  <jakub@redhat.com>
+
+	* cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
+	(cpp_post_options): ...but here.  Disable -dD, -dN and -dI when
+	-M -or -MM is in effect.
+
+2002-05-01  Zack Weinberg  <zack@codesourcery.com>
+
+	* config.gcc: Correct test of --enable-obsolete.  Obsolete all
+	A29k configurations.
+	* doc/install.texi: Update to match.
+
+2002-05-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	PR bootstrap/6514
+	* varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
+	for duplicates. Always loop over whole list.
+
+Wed May  1 10:32:37 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* reload.c (find_reloads, case 'p'): Set BADOP to 0.
+
+2002-05-01	Joel Sherrill <joel@OARcorp.com>
+
+	* config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
+	support routines.
+
+2002-05-01	Joel Sherrill <joel@OARcorp.com>
+
+	* config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
+
+2002-05-01  David Edelsohn  <edelsohn@gnu.org>
+
+	* rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
+	(nabs_nopower): Same.
+	(floatdisf2): New pattern.
+	(absdi2): Convert to define_insn_and_split.
+	(nabsdi2): Same.
+	(trunctfsf2): Same.
+	(floatditf2): Same.
+	(floatsitf2): Same.
+	(fix_trunctfdi2): Same.
+	(fix_trunctfsi2): Same.
+
+2002-05-01  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/install.texi: Update Texinfo version requirement
+	documentation.
+
+2002-05-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6512, PR target/5628
+	* config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
+	when memory is not aligned.
+	(movdf_insn_v9only_vis): Likewise.
+	* config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
+	temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
+	(SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
+
+2002-05-01  Aldy Hernandez  <aldyh@redhat.com>
+
+	* gcc.dg/altivec-7.c: New.
+
+	* config/rs6000/altivec.h: Cleanup.
+
+2002-04-30  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/invoke.texi (Option Summary): Add -mvrsave=.
+	(RS/6000 and PowerPC Options): Document -mvrsave=.
+
+	* config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
+	(rs6000_altivec_vrsave_string): Same.
+	(rs6000_override_options): Call rs6000_parse_vrsave_option.
+	(rs6000_parse_vrsave_option): New.
+	(rs6000_stack_info): Only generate vrsave instructions when
+	TARGET_ALTIVEC_VRSAVE.
+
+	* config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
+	(rs6000_altivec_vrsave_string): Define extern.
+	(rs6000_altivec_vrsave): Same.
+	(TARGET_ALTIVEC_VRSAVE): New.
+
+2002-04-30  Richard Henderson  <rth@redhat.com>
+
+	PR opt/6516
+	* toplev.c (rest_of_compilation): Don't run cross-jump before
+	bb-reorder.
+
+2002-04-30  Tom Rix  <trix@redhat.com>
+
+	* regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
+	check which_alternative.
+
+2002-04-30  Kazu Hirata  <kazu@hxi.com>
+
+	* cpplex.c: Fix comment formatting.
+	* function.c: Likewise.
+	* integrate.c: Likewise.
+	* regrename.c: Likewise.
+	* sibcall.c: Likewise.
+	* simplify-rtx.c: Likewise.
+	* tree-inline.c: Likewise.
+
+2002-04-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
+	hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
+	hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
+	hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
+	* pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
+	* pa/x-ada: New file.  Define ADA_CFLAGS.
+
+2002-04-30  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
+	from MMIX_LAST_REGISTER_FILE_REGNUM.
+	(NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
+	(struct machine_function): New member highest_saved_stack_register
+	previously static variable in mmix.c.
+	(MACHINE_DEPENDENT_REORG): Define.
+	* config/mmix/mmix.c (highest_saved_stack_register): Deleted.
+	(MMIX_OUTPUT_REGNO): New.
+	(mmix_target_asm_function_prologue): Move calculation of last used
+	saved-stack-register into...
+	(mmix_machine_dependent_reorg): New function.  Update to also handle
+	!TARGET_ABI_GNU.
+	(mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
+	register names, simplify somewhat by new variable regno.
+	<case 'p'>: Remove fixed FIXME.  Always emit highest used saved
+	register.
+	(mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
+	emitting register names.
+	(mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
+	(mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
+	Remove fixed FIXME.
+	* config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
+	Declare.
+
+	* config/mmix/mmix.md ("divmoddi4"): Update head comment.
+
+2002-04-30  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.c (emit_soft_tfmode_libcall,
+	emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
+	emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
+	emit_tfmode_cvt): New.
+	* config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
+	trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
+	fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
+	addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
+	* config/sparc/sparc-protos.h: Update.
+
+2002-04-30  Janis Johnson  <janis187@us.ibm.com>
+
+	* install.texi (Final install): Add to the list of info to include
+	in a report of a successful bootstrap, and add link to 3.1 list.
+
+Tue Apr 30 19:15:36 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
+	(mode): Add vector modes
+	(i387): Kill attribute.
+	(unit): New attribute.
+	(length_immediate): Grok new types.
+	(prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
+	(modrm): Use "unit".
+	(memory): Handle MMX/SSE properly.
+	(scheduling descriptions): Kill uses of fop1.
+	(sse, mmx, fp patterns): Set type and mode properly.
+
+Tue Apr 30 09:31:59 2002  Jeffrey A Law  (law@redhat.com)
+
+	* pa.c (override_options): Default to PA8000 scheduling.
+	* doc/invoke.texi (HP-PA options): Mention newly added 7300
+	scheduling parameter.
+
+	* pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
+	handling of double precision multiplies.
+
+	* pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
+	fpdiv and fpsqrt instructions.
+	(7200 & 7300 scheduling): Fix typo in handling of
+	store-load and store-store penalties.
+
+2002-04-30  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Use MIPS instead of Mips and
+	mips.  Add two missing commas.
+
+2002-04-30  Paolo Carlini  <pcarlini@unitus.it>
+
+	* doc/contrib.texi (Contributors): Update Paolo Carlini's
+	and Benjamin Kosnik's entries.
+
+2002-04-29  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
+	SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
+	* config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
+	* config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
+
+2002-04-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* combine.c (find_split_point): Use gen_int_mode.
+
+2002-04-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	Merging code from dfa-branch:
+
+	2002-04-24  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (output_reserv_sets): Fix typo.
+
+	2002-04-23  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (output_reserv_sets): Remove
+	next_cycle_output_flag.
+
+	Thu Apr 18 08:57:06 2002  Jeffrey A Law  (law@redhat.com)
+
+	* sched-rgn.c (init_ready_list): Make the DFA code handle
+	USE/CLOBBER insns in the same way as the traditional
+	scheduler.
+	(new_ready): Similarly..
+
+	2002-04-17  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* haifa-sched.c (schedule_block): Change the DFA state only after
+	issuing insn.
+
+	Wed Apr 17 15:38:36 2002  Jeffrey A Law  (law@redhat.com)
+
+	* pa.c (hppa_use_dfa_pipeline_interface): New function.
+	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
+	(override_options): Add PA7300 scheduling support.
+	(pa_adjust_cost): Update various comments.  Properly
+	handle anti and output dependencies when using the
+	DFA scheduler.
+	(pa_issue_rate): Add PA7300 scheduling support.
+	(pa_can_combine_p): Call extract_insn before calling
+	constrain_operands (taken from mainline tree).
+	* pa.h (enum processor_type): Add PROCESSOR_PA7300.
+	* pa.md (cpu attr): Add 7300.  Rewrite pipeline
+	descriptions using DFA descriptions.  Add PA7300
+	scheduling support.
+
+	2002-03-30  David S. Miller  <davem@redhat.com>
+
+	Add UltraSPARC-III DFA scheduling support.
+	* config/sparc/sparc.md (define_attr type): Add fpcrmove.
+	Update FP conditional move on register insn patterns to use it, as
+	appropriate.
+	(define_attr cpu): Add ultrasparc3.
+	(define_attr us3load_type): New, update integer load patterns to
+	set it, as appropriate.
+	(define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
+	(rest): Add UltraSPARC3 scheduling description.
+	* config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
+	(PROCESSOR_ULTRASPARC3): New.
+	({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
+	({ASM,CPP}_CPU_SPEC): Likewise.
+	(REGISTER_MOVE_COST): Likewise.
+	(RTX_COSTS): Likewise.
+	* config/sparc/sparc.c (sparc_override_options,
+	sparc_initialize_trampoline, sparc64_initialize_trampoline,
+	sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
+	sparc_issue_rate): Likewise.
+	* config/sparc/sol2.h: Likewise.
+	* config/sparc/sol2-sld-64.h: Likewise.
+	* config/sparc/linux64.h: Likewise.
+
+	2002-03-22  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* doc/md.texi: Add comments about usage the latency time for the
+	different dependencies and about case when two or more conditions
+	in different define_insn_reservations returns TRUE for an insn.
+
+	* doc/md.texi: Add reference for automaton based pipeline
+	description.
+
+	2002-03-04  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* doc/passes.texi: Add missed information about genattrtab.
+
+	2002-03-01  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (output_automata_list_transition_code): Check
+	automata_list on NULL.
+
+	2002-02-28  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (output_insn_code_cases,
+	output_automata_list_min_issue_delay_code,
+	output_automata_list_transition_code,
+	output_automata_list_state_alts_code): Comment the functions.
+
+	2002-02-22  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (automata_list_el_t): New typedef.
+	(get_free_automata_list_el,free_automata_list_el,
+	free_automata_list, automata_list_hash, automata_list_eq_p,
+	initiate_automata_lists, automata_list_start, automata_list_add,
+	automata_list_finish, finish_automata_lists,
+	output_insn_code_cases, output_automata_list_min_issue_delay_code,
+	output_automata_list_transition_code,
+	output_automata_list_state_alts_code, add_automaton_state,
+	form_important_insn_automata_lists): New functions and prototypes.
+	(insn_reserv_decl): Add members important_automata_list and
+	processed_p.
+	(ainsn): Add members important_p.
+	(automata_list_el): New structure.
+	(first_free_automata_list_el, current_automata_list,
+	automata_list_table): New global variables.
+	(create_ainsns): Initiate member important_p.
+	(output_internal_min_issue_delay_func): Generate the switch and
+	call output_insn_code_cases.
+	(output_internal_trans_func, output_internal_state_alts_func):
+	Ditto.
+	(generate): Call initiate_automata_lists.
+	(automaton_states): New global variable.
+	(expand_automata): Call form_important_insn_automata_lists.
+	(write_automata): Call finish_automata_lists.
+
+	2002-02-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (add_excls, add_presence_absence): Check that
+	cpu units in the sets belong the same automaton.
+
+	* rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
+	about that cpu units in the sets belong the same automaton.
+
+	* doc/md.texi: Ditto.
+
+	2001-12-20  Naveen Sharma  <naveens@noida.hcltech.com>
+		    Nitin Gupta  <niting@noida.hcltech.com>
+
+	* config/sh/sh.c (sh_use_dfa_interface): New function.
+
+	(sh_issue_rate): New Function.
+	TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
+	TARGET_SCHED_ISSUE_RATE: define.
+
+	* config/sh/sh.md: Add DFA based pipeline description for SH4.
+
+	(define_attr insn_class): New attribute used for DFA
+	 scheduling.
+	(define_insn cmpgtsi_t): Set attribute insn_class mt_group.
+	(cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
+	 cmpeqdi_t): Likewise.
+
+	(add,addc1,addsi3,subc,subc1,*subsi3_internal,
+	 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
+	 ex_group.
+	(iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
+
+	2001-10-03  Vladimir Makarov  <vmakarov@toke.toronto.redhat.com>
+
+	* haifa-sched.c (queue_to_ready): Remove unnecessary condition for
+	break.
+
+	2001-10-03  Vladimir Makarov  <vmakarov@toke.toronto.redhat.com>
+
+	* genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
+	(output_dfa_insn_code_func): Expand dfa_insn_codes if it is
+	necessary.
+	(output_dfa_start_func): Initiate new variable insn_codes_length,
+	(write_automata): Output definition of the new variable.
+
+	2001-10-02  David S. Miller  <davem@redhat.com>
+
+	* haifa-sched.c (advance_one_cycle): New function.
+	(schedule_block): Use it.
+	(queue_to_ready): Use it, and also make sure to advance the DFA
+	state on all stall cycles, not just those where insn_queue links
+	are found.
+
+	2001-10-02  Richard Sandiford  <rsandifo@redhat.com>
+
+	* haifa-sched.c (max_issue): Remove last_p argument.  Only return
+	nonzero if the highest-priority instruction could be scheduled.
+	(choose_ready): Remove last argument from max_issue call.
+
+	2001-09-28  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
+	ultrasparc and 3 for other multi-issue sparcs.
+
+	2001-09-27  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md (cycle_display): New pattern.
+	* config/sparc/sparc.c (sparc_cycle_display): New.
+	(TARGET_SCHED_CYCLE_DISPLAY): Set it.
+
+	2001-09-25  David S. Miller  <davem@redhat.com>
+
+	Convert all of SPARC scheduling to DFA
+	* config/sparc/sparc.md: Kill all define_function_unit
+	directives and replace with DFA equivalent.
+	* config/sparc/sparc.c (ultrasparc_adjust_cost,
+	mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
+	ultra_fpmode_conflict_exists, ultra_find_type,
+	ultra_build_types_avail, ultra_flush_pipeline,
+	ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
+	ultrasparc_variable_issue, ultrasparc_sched_init,
+	sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
+	ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
+	ultra_cur_hist, ultra_cycles_elapsed): Kill.
+	(sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
+	ultrasparc_store_bypass_p): New.
+	* config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
+	Declare.
+
+	2001-09-24  David S. Miller  <davem@redhat.com>
+
+	* haifa-sched.c (ready_remove): Fix thinko, we want to copy around
+	ready->vec[foo] not ready[foo].
+
+	2001-09-07  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* doc/md.texi: Correct examples for define_insn_reservations
+	`mult' and `div'.
+
+	2001-09-07  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* genautomata.c (create_automata): Print message about creation of
+	each automaton.
+	(generate): Remove printing meease about creation of
+	automata.
+
+	2001-09-05  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
+	* config/sparc/linux64.h: Likewise.
+
+	2001-08-31  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
+	schedule_block, sched_init, sched_finish): Add missed calls of
+	use_dfa_pipeline_interface.
+
+	* sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
+	Ditto.
+
+	* sched-vis.c (get_visual_tbl_length): Ditto.
+
+	2001-08-27  Richard Henderson  <rth@redhat.com>
+
+	* genattr.c (main): Emit state_t even when not doing scheduling.
+
+	2001-08-27  Richard Henderson  <rth@redhat.com>
+
+	* genautomata.c (expand_automata): Always create a description.
+
+	2001-08-27  Vladimir Makarov  <vmakarov@touchme.toronto.redhat.com>
+
+	* rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
+	PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
+	AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
+	RTL constructions.
+
+	* genattr.c (main): New variable num_insn_reservations.  Increase
+	it if there is DEFINE_INSN_RESERVATION.  Output automaton based
+	pipeline hazard recognizer interface.
+
+	* genattrtab.h: New file.
+
+	* genattrtab.c: Include genattrtab.h.
+	(attr_printf, check_attr_test, make_internal_attr,
+	make_numeric_value): Move protypes into genattrtab.h.  Define them
+	as external.
+	(num_dfa_decls): New global variable.
+	(main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
+	DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
+	DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
+	DEFINE_INSN_RESERVATION.  Call expand_automata and write_automata.
+
+	* genautomata.c: New file.
+
+	* rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
+
+	* sched-int.h: (curr_state): Add the external definition for
+	automaton pipeline interface.
+	(haifa_insn_data): Add comments for members blockage and units.
+
+	* target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+	TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
+	TARGET_SCHED_DFA_PRE_CYCLE_INSN,
+	TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
+	TARGET_SCHED_DFA_POST_CYCLE_INSN,
+	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+	TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
+	macros.
+	(TARGET_SCHED): Use the new macros.
+
+	* target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
+	dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
+	first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
+	dfa_bubble): New members in gcc_target.sched.
+
+	* haifa-sched.c (insert_schedule_bubbles_p): New variable.
+	(MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
+	(insn_queue): Redefine it as pointer to array.
+	(NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
+	INSN_QUEUE_SIZE.
+	(max_insn_queue_index_macro_value): New variable.
+	(curr_state, dfa_state_size, ready_try): New varaibles for
+	automaton interface.
+	(ready_element, ready_remove, max_issue): New function prototypes
+	for automaton interface.
+	(choose_ready): New function prototype.
+	(insn_unit, blockage_range): Add comments.
+	(unit_last_insn, unit_tick, unit_n_insns): Define them for case
+	FUNCTION_UNITS_SIZE == 0.
+	(insn_issue_delay, actual_hazard_this_instance, schedule_unit,
+	actual_hazard, potential_hazard): Add comments.
+	(insn_cost): Use cost -1 as undefined value.  Remove
+	LINK_COST_ZERO and LINK_COST_FREE.  Add new code for automaton
+	pipeline interface.
+	(ready_element, ready_remove): New functions for automaton
+	interface.
+	(schedule_insn): Add new code for automaton pipeline interface.
+	(queue_to_ready): Add new code for automaton pipeline interface.
+	Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
+	(debug_ready_list): Print newline when the queue is empty.
+	(max_issue): New function for automaton pipeline interface.
+	(choose_ready): New function.
+	(schedule_block): Add new code for automaton pipeline interface.
+	Print ready list before scheduling each insn.
+	(sched_init): Add new code for automaton pipeline interface.
+	Initiate insn cost by -1.
+	(sched_finish): Free the current automaton state and finalize
+	automaton pipeline interface.
+
+	* sched-rgn.c: Include target.h.
+	(init_ready_list, new_ready, debug_dependencies): Add new code for
+	automaton pipeline interface.
+
+	* sched-vis.c: Include target.h.
+	(get_visual_tbl_length): Add code for automaton interface.
+	(target_units, print_block_visualization):  Add comments.
+
+	* Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
+	USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
+	(sched-rgn.o, sched-vis.o): Add new dependency file target.h.
+	(getruntime.o, genautomata.o): New entries.
+	(genattrtab.o): Add new dependency file genattrtab.h.
+	(genattrtab): Add new dependencies.  Link it with `libm.a'.
+	(getruntime.o, hashtab.o): New entries for canadian cross.
+
+	* doc/md.texi: Description of automaton based model.
+
+	* doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
+	Add comments.
+	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+	TARGET_SCHED_DFA_PRE_CYCLE_INSN,
+	TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
+	TARGET_SCHED_DFA_POST_CYCLE_INSN,
+	TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
+	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+	TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
+	hook descriptions.
+	(TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
+	MAX_DFA_ISSUE_RATE): New macro descriptions.
+
+	* doc/contrib.texi: Add dfa based scheduler contribution.
+
+	* doc/gcc.texi: Add more information about genattrtab.
+
+Mon Apr 29 17:19:10 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* reload1.c (eliminate_regs, case SUBREG): Fix typo in
+	adjust_address_nv call.
+
+2002-04-29  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/install.texi (Testing): Provide additional information, and
+	a stronger encouragement, for running the testsuites.
+
+2002-04-29  DJ Delorie  <dj@redhat.com>
+
+	* config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
+	given in upper case.
+
+2002-04-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
+	Solaris 2 <widec.h> if missing.
+	* fixinc/fixincl.x: Regenerate.
+	* fixinc/tests/base/widec.h: New file.
+
+2002-04-29  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* toplev.c (f_options): Add "profile" switch so that
+	-fno-profile can be used to disable -p.
+
+2002-04-29  Bernd Schmidt  <bernds@redhat.com>
+
+	* c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
+	UV2DImode.
+	* tree.c (build_common_tree_nodes_2): Likewise.
+	* tree.h (enum tree_index): Likewise.
+	(V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
+
+	* config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
+	entries.
+	(init_mmx_sse_builtins): Initialize SSE2 builtins.
+	(ix86_expand_builtin): Add support for SSE2 builtins.
+	* config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
+	(VALID_SSE_REG_MODE): Use it.
+	(VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
+	(enum ix86_builtins): Add SSE2 builtins.
+	* config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
+	movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
+	addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
+	divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
+	sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
+	vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
+	vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
+	sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
+	cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
+	cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
+	cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
+	ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
+	subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
+	mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
+	sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
+	sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
+	sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
+	gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
+	ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
+	ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
+	sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
+	sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
+	sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
+	sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
+	sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
+	sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
+	lfence_insn): New patterns.
+	(sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
+	sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
+
+Mon Apr 29 17:03:24 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
+
+2002-04-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Add Paolo Carlini and
+	Janis Johnson.
+	Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
+	Refer to Objective-C instead of	ObjC, SPARC instead of sparc,
+	and CPU instead of cpu.
+
+Mon Apr 29 13:36:41 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (flag_if_conversion, flag_if_conversion2): New static
+	variables.
+	(lang_independent_options): Add -fif-conversion, -fif-conversion2
+	(rest_of_compilation): Do if conversion only when asked for.
+	(parse_options_and_default_flags): Set new variables to 1 for -O1
+	* invoke.texi (-fif-conversion, -fif-conversion2): Document.
+
+Mon Apr 29 13:02:50 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (dbx64_register_map): Fix typo.
+
+Mon Apr 29 12:18:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
+	real_one_half, real_bb_freq_max): New static variables.
+	(debug_profile_bbauxs): Kill.
+	(process_note_predictions): Kill unused variable.
+	(block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
+	volatile double.
+	(propagate_freq): Use REAL_ARITHMETICS.
+	(estimate_bb_frequencies): Likevise; init new static variables.
+	* Makefile.in (predict.o): Add dependency on real.h
+
+2002-04-28  David S. Miller  <davem@redhat.com>
+
+	PR target/6500
+	* config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
+	64-bit TARGET_V9.  Do not use prefetch page, use prefetch for
+	several {reads,writes} instead.
+	* config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
+	Define.
+
+2002-04-27  David S. Miller  <davem@redhat.com>
+
+	PR target/6494
+	* config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
+	of the stack bias.
+
+	* config/sparc/linux.h, config/sparc/linux64.h: Don't bother
+	including signal.h and sys/ucontext.h, not needed.
+
+2002-04-29  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* varasm.c (output_constant_def): Correct test for not calling
+	ENCODE_SECTION_INFO for INTEGER_CST.
+
+2002-04-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (lex): Move some code to _cpp_parse_expr, but
+	keep most cases as function eval_token.
+	(eval_token): New function.
+	(_cpp_parse_expr): Read token here for improved diagnostics.
+	Don't use op_as_text.  Detect bad ':' here.
+	(reduce): Don't detect bad ':' here.
+	(op_as_text): Remove.
+	* cpphash.h (_cpp_test_assertion): Change prototype.
+	* cpplib.c (_cpp_test_assertion): Change prototype.
+
+2002-04-28  Richard Henderson  <rth@redhat.com>
+
+	PR c/5154
+	* ggc-common.c (ggc_mark_rtx_children_1): Rename from...
+	(ggc_mark_rtx_children): New.
+
+2002-04-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6496
+	* config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
+	after call peepholes for UltraSPARC.
+	(call + jump 64-bit peepholes): Remove.
+
+2002-04-28  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	PR c/6497
+	* config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
+	result as temporary value.
+
+2002-04-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/6396
+	* toplev.c (rest_of_compilation): Only run regrename and copy
+	propagation if optimizing.
+
+2002-04-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/6475
+	* reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
+	register of REGNO_DECL (i).
+	* Makefile.in (reload1.o): Add $(TREE_H).
+
+2002-04-28  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (lex): Update to use state.skip_eval.
+	(struct op): Remove prio and flags members.
+	(FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
+	SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
+	(LEFT_ASSOC): New macro.
+	(optab): New table of operator priorities and flags.
+	(SHIFT): Update.
+	(_cpp_parse_expr): Clean up logic.  Return bool.  Use a
+	malloc-ed parser stack.
+	(reduce): New; reduce the operator stack.
+	(_cpp_expand_op_stack): Expand the operator stack as necessary.
+	* cpphash.h (struct op): Predeclare.
+	(struct cpp_reader): New members op_stack, op_limit.
+	(struct lexer_state): New member skip_eval.
+	(_cpp_parse_expr): Update.
+	(_cpp_expand_op_stack): New.
+	* cpplib.c (do_if): Update.
+	* cppinit.c (cpp_create_reader): Create op stack.
+	(cpp_destroy): And destroy it.
+	* cpplib.h (CPP_LAST_CPP_OP): Correct.
+	(TTYPE_TABLE): Correct.
+
+2002-04-28  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	PR c/6343
+	* c-decl.c (duplicate_decls): Call merge_weak.
+	* c-pragma.c (apply_pragma_weak): Warn about misuse.
+	* output.h (merge_weak): Prototype merge_weak.
+	* varasm.c (merge_weak): New function.
+	(declare_weak): Make sure we don't give an error on VAR_DECLs.
+	Mark RTL with SYMBOL_REF_WEAK.
+
+2002-04-27  Kurt Garloff <garloff@suse.de>
+
+	* tree-inline.c (inlinable_function_p): Improve heuristics
+	by using a smoother function to cut down allowable inlinable size.
+	* param.def: Add parameters max-inline-insns-single,
+	max-inline-slope, min-inline-insns that determine the exact
+	shape of the above function.
+	* param.h: Likewise.
+
+2002-04-26  Richard Henderson  <rth@redhat.com>
+
+	* c-parse.in (malloced_yyss, malloced_yyvs): New.
+	(yyoverflow): Re-add.  Set them.
+	(free_parser_stacks): New.
+	* c-common.h: Declare it.
+	* c-lex.c (c_common_parse_file): Call it.
+
+2002-04-26  Richard Henderson  <rth@redhat.com>
+
+	* cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
+	for fallthru search.
+
+2002-04-26  Eric Christopher  <echristo@redhat.com>
+
+	PR optimization/3700
+	* config/mips/mips.c (mips_issue_rate): Define.  New function.
+	(TARGET_SCHED_ISSUE_RATE): Use.
+
+2002-04-25  David S. Miller  <davem@redhat.com>
+
+	PR target/6422
+	* reorg.c (optimize_skip): Do not allow exception causing
+	instructions to be considered for delay slots.
+	(fill_simply_delay_slots, fill_slots_from_thread): Likewise.
+	(relax_delay_slots): Do not try to consider exception causing
+	instructions as redundant.
+
+2002-04-26  Richard Henderson  <rth@redhat.com>
+
+	PR c/5225
+	* c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
+
+2002-04-26  Mark Mitchell  <mark@codesourcery.com>
+
+	PR bootstrap/6445
+	* config/i386/i386.md (untyped_call): Return the value in a float
+	register if TARGET_FLOAT_RETURNS_IN_80387, not just if
+	TARGET_80387.
+
+2002-04-26  Alexandre Oliva  <aoliva@redhat.com>
+
+	* tree.c (tree_int_cst_lt): Compare constants whose types differ
+	in unsigned-ness correctly.
+
+2002-04-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
+	portable runtime model.
+
+2002-04-26  Richard Henderson  <rth@redhat.com>
+
+	* c-parse.in (yyoverflow): Revert.
+
+2002-04-26  David Edelsohn  <edelsohn@gnu.org>
+	    Richard Henderson  <rth@redhat.com>
+
+	* config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
+	result as temporary value.
+
+2002-04-26  Richard Henderson  <rth@redhat.com>
+
+	PR c/3581
+	* c-common.c (fix_string_type): Split out of ...
+	(combine_strings): ... here.  Take a varray, not a tree list.
+	(c_expand_builtin_printf): Use fix_string_type.
+	* c-common.h: Update decls.
+	* c-parse.in (string): Remove.  Update all uses to use STRING
+	instead, and not call combine_strings.
+	(yylexstring): New.
+	(_yylex): Use it.
+	* c-typeck.c (simple_asm_stmt): Don't call combine_strings.
+	(build_asm_stmt): Likewise.
+	* objc/objc-act.c (my_build_string): Use fix_string_type.
+	(build_objc_string_object): Build varray for combine_strings.
+
+2002-04-26  Bo Thorsen  <bo@suse.co.uk>
+
+	* config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
+	x86-64.
+
+2002-04-26  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
+	(HAVE_NO_R_OPERAND): Remove.
+	(HAVE_VALUE): Remove.
+	(op_to_prio): Update.
+	(UNARY): Don't alter flags.
+	(_cpp_parse_expr): want_value used to indicate whether
+	a number or unary operator is expected next.  Distinguish
+	unary and binary +/-.
+	(op_as_text): Update for unary operators.
+
+2002-04-25  Richard Henderson  <rth@redhat.com>
+
+	PR c/2161
+	* c-parse.in (yyoverflow): New.
+
+2002-04-25  Richard Henderson  <rth@redhat.com>
+
+	PR c/2098
+	* c-common.c (shorten_compare): Simplfy conditions leading to
+	the generation of a warning.
+
+2002-04-25  Richard Henderson  <rth@redhat.com>
+
+	PR c/2035
+	* expmed.c (extract_bit_field): Fall through to generic code rather
+	than aborting on subreg special case.
+
+2002-04-25  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
+	for DECL being NULL.
+
+2002-04-25  Steve Christiansen  <smc@us.ibm.com>
+
+	* doc/md.texi (Machine Constraints): Add IA-64 constraints.
+
+2002-04-25  Eric Botcazou  <ebotcazou@multimania.com>
+
+	* c-decl.c (grokdeclarator): Remove outdated ??? note
+	on invalid declaration of flexible array members.
+
+2002-04-25  Richard Henderson  <rth@redhat.com>
+
+	* doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
+
+2002-04-25  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_emit_epilogue): Always restore registers
+	needed by the compiler, even if they are used as global regs.
+
+2002-04-25  Matt Hiller  <hiller@redhat.com>
+
+	* mips.c (mips_class_max_nregs, mips_register_move_cost): New
+	functions.
+	* mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
+	of the corresponding functions.
+	* mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
+	New prototypes.
+
+2002-04-25  Matt Hiller  <hiller@redhat.com>
+
+	* config/mips/mips.h (mips_sw_reg_names): Declare as extern.
+
+	(ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
+	(FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
+	registers, adjust comment accordingly.
+	(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
+	reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
+	DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
+	for coprocessor registers.
+	(ADDITIONAL_REGISTER_NAMES): Include
+	ALL_COP_ADDITIONAL_REGISTER_NAMES.
+
+	(COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
+	COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
+	COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
+	COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
+	COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
+
+	(mips_char_to_class): Adjust comment to include coprocessor
+	constraint letters.
+
+	* config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
+	New functions.
+	(mips_reg_names, mips_regno_to_class): Include coprocessor
+	information.
+	(mips_sw_reg_names): Ditto, make non-static.
+	(mips_move_1word): Handle moves to and from coprocessor registers.
+	(mips_move_2words): Handle moves to and from coprocessor
+	registers.
+	(mips_class_max_nregs, mips_register_move_cost): Handle
+	coprocessor register classes.
+	(override_options): Initialize mips_char_to_class and
+	mips_hard_regno_mode_ok properly for coprocessor registers.
+
+	* config/mips/mips.md (movdi_internal, movdi_internal2,
+	movsi_internal1, movsi_internal2): Add constraint-sets for
+	coprocessor registers.
+	* testsuite/gcc.c-torture/mipscop-1.c: New testcase.
+	* testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
+	isn't mips.
+	* testsuite/gcc.c-torture/mipscop-2.c: New testcase.
+	* testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
+	isn't mips.
+	* testsuite/gcc.c-torture/mipscop-3.c: New testcase.
+	* testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
+	isn't mips.
+	* testsuite/gcc.c-torture/mipscop-4.c: New testcase.
+	* testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
+	isn't mips.
+
+	* doc/tm.texi: Document feature.
+
+2002-04-25  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* integrate.c (function_attribute_inlinable_p): Simplify.
+	Check the table pointer is not NULL.
+
+2002-04-25  Steven Bosscher  <S.Bosscher@student.tudelft.nl>
+
+	* doc/c-tree.texi: Fix typo in introduction.
+
+2002-04-25  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.h (c_common_parse_file): Update.
+	* c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
+	* c-lex.c (YYDEBUG): Get from c-lex.h.
+	(c_common_parse_file): Update.
+	* c-lex.h (YYDEBUG, yydebug): New.
+	* c-parse.in (YYDEBUG): Get from c-lex.h.
+	(c_set_yydebug): Remove.
+	* c-tree.h (c_set_yydebug): Remove.
+	* langhooks-def.h (lhd_do_nothing_i): New.
+	(lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
+	(LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c  (lhd_do_nothing_i): New.
+	(lhd_set_yydebug): Remove.
+	* langhooks.h (struct lang_hooks): Update.
+	* toplev.c (set_yydebug): New.
+	(compile_file): Update call to parse_file hook.
+	(decode_d_option): Update.
+objc:
+	* objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
+
+Wed Apr 24 23:45:37 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* loop.c (load_mems): Don't change the interface of called functions.
+
+	* calls.c (expand_call): Take current_function_pretend_args_size
+	into account when setting argblock for sibcalls.
+
+2002-04-24  Matt Hiller  <hiller@redhat.com>
+
+	* cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
+	* c-lex.c: Ditto.
+
+	* cpplex.c (skip_line_comment): Process comment one multibyte
+	character at a time rather than one char at a time, if
+	appropriate.
+	(parse_string): Process string one multibyte character at a time
+	rather than one char at a time, if appropriate.
+	* c-lex.c (lex_string): Lex and copy multibyte strings
+	appropriately.
+	* cpplib.h (cppchar_t): Change to unsigned.
+
+2002-04-24  Richard Henderson  <rth@redhat.com>
+
+	PR c/3467
+	* c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
+	for c99.
+
+Wed Apr 24 21:51:54 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.c (sh_va_arg): If argument was passed by reference,
+	dereference the pointer.
+
+	* sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
+
+	* sh.md (divsi3_i4_media): Use match_operand for input values
+	rather than hard registers.
+	(divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
+	unnecessarily through hard registers.  Keep copies of pseudo
+	registers outside of the libcall sequence.
+
+	* sh.md (casesi_shift_media): Add modes.
+
+	* sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
+	values in memory.
+
+2002-04-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* attribs.c (c_common_attribute_table): Move table and handlers
+	to c-common.c.
+	(format_attribute_table, lang_attribute_table,
+	lang_attribute_common): Remove.
+	(init_attributes): Replace NULL pointers with pointers to the
+	empty table.
+	(handle_packed_attribute, handle_nocommon_attribute,
+	handle_common_attribute, handle_noreturn_attribute,
+	handle_noinline_attribute, handle_always_inline_attribute,
+	handle_used_attribute, handle_unused_attribute,
+	handle_const_attribute, handle_transparent_union_attribute,
+	handle_constructor_attribute, handle_destructor_attribute,
+	handle_mode_attribute, handle_section_attribute,
+	handle_aligned_attribute, handle_weak_attribute,
+	handle_alias_attribute, handle_visibility_attribute,
+	handle_no_instrument_function_attribute, handle_malloc_attribute,
+	handle_no_limit_stack_attribute, handle_pure_attribute,
+	handle_deprecated_attribute, handle_vector_size_attribute,
+	vector_size_helper): Move to c-common.c.
+	* c-common.c (c_common_attribute_table,
+	handle_packed_attribute, handle_nocommon_attribute,
+	handle_common_attribute, handle_noreturn_attribute,
+	handle_noinline_attribute, handle_always_inline_attribute,
+	handle_used_attribute, handle_unused_attribute,
+	handle_const_attribute, handle_transparent_union_attribute,
+	handle_constructor_attribute, handle_destructor_attribute,
+	handle_mode_attribute, handle_section_attribute,
+	handle_aligned_attribute, handle_weak_attribute,
+	handle_alias_attribute, handle_visibility_attribute,
+	handle_no_instrument_function_attribute, handle_malloc_attribute,
+	handle_no_limit_stack_attribute, handle_pure_attribute,
+	handle_deprecated_attribute, handle_vector_size_attribute,
+	vector_size_helper): Move from attribs.c.
+	* c-common.h (c_common_attribute_table,
+	c_common_format_attribute_table): New.
+	* c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
+	LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
+	* langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
+	LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): 3 new attribute hooks.
+	* target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
+	* target.h: Update comment.
+	* tree.c (default_target_attribute_table): Remove.
+	* tree.h (default_target_attribute_table, format_attribute_table,
+	lang_attribute_table, lang_attribute_common): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
+	LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
+
+2002-04-24  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
+	* dwarf2out.c (dwarf_attr_name): Support it.
+	(gen_array_type_die): Emit it.
+	(lookup_type_die): No special handling for VECTOR_TYPE.
+	(gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
+
+2002-04-24  Richard Henderson  <rth@redhat.com>
+
+	* config/mips/mips.md (movdi_usd): Renumber.
+
+2002-04-24  David S. Miller  <davem@redhat.com>
+
+	PR target/6420
+	* config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
+	32-bit SPARC and current_function_returns_struct is true.
+
+Wed Apr 24 13:48:25 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* loop.c (canonicalize_condition): Use gen_int_mode.
+
+2002-04-24  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Cleanup file.  Add non individual
+	variants.
+	(vec_vaddubm): New.
+	(vec_vadduhm): New.
+	(vec_vadduwm): New.
+	(vec_vaddfp): New.
+	(vec_vaddcuw): New.
+	(vec_vaddubs): New.
+	(vec_vaddsbs): New.
+	(vec_vadduhs): New.
+	(vec_vadduws): New.
+	(vec_vaddsws): New.
+	(vec_vand): New.
+	(vec_vandc): New.
+	(vec_vavgub): New.
+	(vec_vavgsb): New.
+	(vec_vavguh): New.
+	(vec_vavgsh): New.
+	(vec_vavguw): New.
+	(vec_vavgsw): New.
+	(vec_vrfip): New.
+	(vec_vcmpbfp): New.
+	(vec_vcmpequb): New.
+	(vec_vcmpequh): New.
+	(vec_vcmpequw): New.
+	(vec_vcmpeqfp): New.
+	(vec_vcmpgefp): New.
+	(vec_vcmpgtub): New.
+	(vec_vcmpgtsb): New.
+	(vec_vcmpgtuh): New.
+	(vec_vcmpgtsh): New.
+	(vec_vcmpgtuw): New.
+	(vec_vcmpgtsw): New.
+	(vec_vcmpgtfp): New.
+	(vec_vcmpgefp): New.
+	(vec_vcfux): New.
+	(vec_vcfsx): New.
+	(vec_vctsxs): New.
+	(vec_vctuxs): New.
+	(vec_vexptefp): New.
+	(vec_vrfim): New.
+	(vec_lvx): New.
+	(vec_lvebx): New.
+	(vec_lvehx): New.
+	(vec_lde): Add vector float variant.
+	(vec_lvewx): New.
+	(vec_lvxl): New.
+	(vec_vlogefp): New.
+	(vec_vmaddfp): New.
+	(vec_vmhaddshs): New.
+	(vec_vmaxub): New.
+	(vec_vmaxsb): New.
+	(vec_vmaxuh): New.
+	(vec_vmaxsh): New.
+	(vec_vmaxuw): New.
+	(vec_vmaxsw): New.
+	(vec_vmaxsw): New.
+	(vec_vmaxfp): New.
+	(vec_vmrghb): New.
+	(vec_vmrghh): New.
+	(vec_vmrghw): New.
+	(vec_vmrglb): New.
+	(vec_vmrglh): New.
+	(vec_vmrglw): New.
+	(vec_vminub): New.
+	(vec_vminsb): New.
+	(vec_vminuh): New.
+	(vec_vminsh): New.
+	(vec_vminuw): New.
+	(vec_vminsw): New.
+	(vec_vminfp): New.
+	(vec_vmladduhm): New.
+	(vec_vmhraddshs): New.
+	(vec_msumubm): New.
+	(vec_vmsummbm): New.
+	(vec_vmsumuhm): New.
+	(vec_vmsumshm): New.
+	(vec_vmsumuhs): New.
+	(vec_vmsumshs): New.
+	(vec_vmuleub): New.
+	(vec_vmulesb): New.
+	(vec_vmuleuh): New.
+	(vec_vmulesh): New.
+	(vec_vmuloub): New.
+	(vec_mulosb): New.
+	(vec_vmulouh): New.
+	(vec_vmulosh): New.
+	(vec_vnmsubfp): New.
+	(vec_vnor): New.
+	(vec_vor): New.
+	(vec_vpkuhum): New.
+	(vec_vpkuwum): New.
+	(vec_vpkpx): New.
+	(vec_vpkuhus): New.
+	(vec_vpkshss): New.
+	(vec_vpkuwus): New.
+	(vec_vpkswss): New.
+	(vec_vpkshus): New.
+	(vec_vpkswus): New.
+	(vec_vperm): New.
+	(vec_vrefp): New.
+	(vec_vrlb): New.
+	(vec_vrlh): New.
+	(vec_vrlw): New.
+	(vec_vrfin): New.
+	(vec_vrsqrtefp): New.
+	(vec_vsel): New.
+	(vec_vslb): New.
+	(vec_vslh): New.
+	(vec_vslw): New.
+	(vec_vsldoi): New.
+	(vec_vsl): New.
+	(vec_vslo): New.
+	(vec_vspltb): New.
+	(vec_vsplth): New.
+	(vec_vspltw): New.
+	(vec_vspltisb): New.
+	(vec_vspltish): New.
+	(vec_vspltisw): New.
+	(vec_vsrb): New.
+	(vec_vsrh): New.
+	(vec_vsrw): New.
+	(vec_vsrab): New.
+	(vec_vsrah): New.
+	(vec_vsraw): New.
+	(vec_vsr): New.
+	(vec_vsro): New.
+	(vec_stvx): New.
+	(vec_stvebx): New.
+	(vec_stvehx): New.
+	(vec_stvewx): New.
+	(vec_stvxl): New.
+	(vec_vsububm): New.
+	(vec_vsubuhm): New.
+	(vec_vsubuwm): New.
+	(vec_vsubfp): New.
+	(vec_vsubcuw): New.
+	(vec_vsububs): New.
+	(vec_vsubsbs): New.
+	(vec_vsubuhs): New.
+	(vec_vsubshs): New.
+	(vec_vsubuws): New.
+	(vec_vsubsws): New.
+	(vec_vsum4ubs): New.
+	(vec_vsum4sbs): New.
+	(vec_vsum4shs): New.
+	(vec_vsum2sws): New.
+	(vec_vsumsws): New.
+	(vec_vrfiz): New.
+	(vec_vupkhsb): New.
+	(vec_vupkhpx): New.
+	(vec_vupkhsh): New.
+	(vec_vupklsb): New.
+	(vec_vupklpx): New.
+	(vec_vupklsh): New.
+	(vec_vxor): New.
+
+2002-04-23  Eric Botcazou  <ebotcazou@multimania.com>
+
+	PR c/5430
+	* fold-const.c (split_tree): Add MINUS_LITP parameter; separate
+	added literals from substracted literals.
+	(associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
+	(fold) [associate]: Preserve MINUS_EXPR if needed.
+
+2002-04-23  Zack Weinberg  <zack@codesourcery.com>
+
+	* doc/install.texi: Clarify which versions of alpha*-dec-osf*
+	are obsoleted.
+
+2002-04-23  Tom Tromey  <tromey@redhat.com>
+
+	* gcc.c: Added --resource.  For PR java/6314.
+
+2002-04-23  David O'Brien  <obrien@FreeBSD.org>
+
+	* cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
+	* config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
+	these libraries.
+
+2002-04-23  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/freebsd.h(OBJECT_FORMAT_ELF): Define.
+
+Tue Apr 23 14:24:25 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
+	workaround.
+	(ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
+	(ix86_expand_clrstr): Fix typo.
+	* loop.c (gen_load_of_final_value): New.
+	(loop_givs_rescan, strength_reduce, check_dbra_loop):
+	Use it.
+
+2002-04-23  Roger Sayle  <roger@eyesopen.com>
+
+	* builtins.c (builtin_memset_gen_str): New function.
+	(expand_builtin_memset): Optimize the case of constant length, but
+	unknown value.
+
+2002-04-23  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h (vec_step): Remove extraneous
+	parentheses.
+	(vec_ctu): Cast return.
+
+2002-04-23  Alan Modra  <amodra@bigpond.net.au>
+
+	PR target/6413
+	* function.h: (struct function): Add profile_label_no field.
+	(current_function_profile_label_no): Define.
+	* function.c: (profile_label_no): New static var.
+	(expand_function_start): Increment it, and copy to
+	current_function_profile_label_no.
+	* output.h (profile_label_no): Delete.
+	* final.c (profile_label_no): Delete.
+	(profile_function): Use current_function_profile_label_no.
+	(final_end_function): Don't increment profile_label_no here.
+	* config/i386/i386.c (ix86_osf_output_function_prologue): Replace
+	profile_label_no with current_function_profile_label_no.
+	* config/pa/pa.c (current_function_number): Delete.
+	(pa_output_function_prologue): Don't output profile label here.
+	(hppa_profile_hook): Use label_no param rather than
+	current_function_number.
+	(FUNC_BEGIN_PROLOG_LABEL): Move to ..
+	* config/pa/pa.h: .. here.
+	(FUNCTION_PROFILER): Output profile label here.
+
+2002-04-22  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
+	patch of 2002-04-09 due to binutils issues.
+	(FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
+
+2002-04-22  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
+	constraint to 'o' for m=r and r=m alternatives.
+	("*movv8hi_internal1"): Same.
+	("*movv16qi_internal1"): Same.
+	("*movv4sf_internal1"): Same.
+
+2002-04-22  Janis Johnson  <janis187@us.ibm.com>
+
+	* rtl.h (RTX_FLAG): New macro.
+	* emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
+	* final.c (alter_subreg): Use macro to access rtx flag.
+	* integrate.c (copy_rtx_and_substitute): Use new access macro.
+	* print-rtl.c (print_rtx): Use new access macro.
+
+	* cse.c (insert): Check rtx code before accessing flag.
+
+	* genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
+	ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
+	(attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
+	convert_const_symbol_ref, make_canonical, make_alternative_compare,
+	evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
+	simplify_test_exp, optimize_attrs, simplify_by_exploding,
+	find_and_mark_used_attributes, unmark_used_attributes,
+	add_values_to_cover, simplify_with_current_value,
+	simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
+	copy_rtx_unchanging, main): Use new access macros.
+
+2002-04-22  Tom Rix  <trix@redhat.com>
+
+	* expmed.c (init_expmed): Generate shifted constant once.
+
+2002-04-22  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-lex.c (lex_charconst): Call convert to get constant in
+	proper type; don't just smash the type field.
+	Fixes PR c/6300.
+
+	* config.gcc: Add list of obsolete configurations.  Disallow
+	building these without --enable-obsolete.
+	* doc/install.texi: Document --enable-obsolete and obsoletion
+	policy.  Mention obsoletion of individual targets in
+	appropriate places.
+
+2002-04-22  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
+
+2002-04-22  Mark Mitchell  <mark@codesourcery.com>
+
+	PR f/6138.
+	* function.c (fixup_memory_subreg): Add promoted_mode parameter.
+	(walk_fixup_memory_subreg): Likewise.
+	(fixup_var_refs_insn): Adjust accordingly.
+	(fixup_var_refs_1): Likewise.
+
+2002-04-22  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
+	LIBPATH_ARCH64_SPEC): Define.
+	(EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
+	(STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
+	(LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
+	(LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
+
+2002-04-22	Joel Sherrill <joel@OARcorp.com>
+
+	* gthr-rtems.h: Correct prototypes to remove warnings.
+
+2002-04-22  Richard Henderson  <rth@redhat.com>
+
+	PR c/6344
+	* alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
+
+	* gcse.c (free_insn_expr_list_list): New.
+	(clear_modify_mem_tables): Use it.  Fix bit set usage.
+	(canon_list_insert): Use EXPR_LISTs for expressions.
+	(record_last_mem_set_info): Factor BLOCK_NUM (insn).
+
+2002-04-22  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppfiles.c (_cpp_pop_file_buffer): Return void.  Move
+	file change and include code to _cpp_pop_buffer.
+	* cpphash.h (struct pending_option): Predeclare.
+	(struct cpp_reader): New member next_include_file.
+	(_cpp_pop_file_buffer): Update.
+	(_cpp_push_next_buffer): Update, rename.
+	* cppinit.c (cpp_destroy): Free include chain and pending here.
+	(cpp_finish_options): Simplify.
+	(_cpp_push_next_buffer): Rename and clean up.
+	* cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
+	Clarify.
+	* cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
+
+2002-04-22  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h (vec_xor): Add variant for both args
+	being vector signed int.
+	(vec_andc): Same.
+	(vec_xor): Add variant for both args being vector signed char.
+	Remove redundant variant.
+	(vec_andc): Same.
+
+2002-04-21  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md (set then compare DI mode peephole2): Fix
+	compare mode in output RTL.
+
+2002-04-22  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (rs6000_override_options): Correct
+	style and formatting of previous patch.
+
+2002-04-22  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (rs6000_override_options): Always clear
+	flag_pic for ABI_AIX.
+
+2002-04-21  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
+	* cppfiles.c (read_include_file): Similarly.
+	* cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
+	uxstrdup ustrchr, ufputs): Similarly.
+	* cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
+	* cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
+	cpp_ideq, parse_identifier, parse_number): Similarly.
+	* cpplib.c (struct directive, dequote_string, D, run_directive,
+	cpp_push_buffer): Similarly.
+	* cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
+	_cpp_create_definition, check_trad_stringification,
+	cpp_macro_definition): Similarly.
+
+2002-04-21  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppmacro.c (funlike_invocation_p): Don't step back
+	over CPP_EOF.
+
+2002-04-21  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (output_profile_hook): Do not increment
+	labelno.
+
+2002-04-20  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/invoke.texi: Remove Chill references.
+	* doc/gcc.texi: Update last modified date.
+
+2002-04-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
+	push and pop.  Replace add.l with add.w.
+
+2002-04-20  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
+
+	* config/h8300/lib1funcs.asm (___mulsi3): Use hardware
+	multiply instructions for H8/300H case.
+
+2002-04-20  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
+
+	* config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
+	Bum three instructions from each routine.
+
+2002-04-20  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update.
+	* decl.c (push_c_function_context, pop_c_function_context,
+	mark_c_function_context): Rename for consistency.
+	* c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
+	* c-tree.h (push_c_function_context, pop_c_function_context,
+	mark_c_function_context): Rename for consistency.
+	* c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+	LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
+	* function.c (init_lang_status, save_lang_status,
+	restore_lang_status, mark_lang_status, free_lang_status):
+	Move to langhooks.h.
+	(push_function_context_to, pop_function_context_from,
+	free_after_parsing, prepare_function_start, ggc_mark_struct_function):
+	Update.
+	* function.h (init_lang_status, save_lang_status,
+	restore_lang_status, mark_lang_status, free_lang_status):
+	Move to langhooks.h.
+	* langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
+	LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
+	LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
+	LANG_HOOKS_FUNCTION_INITIALIZER): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	(lhd_do_nothing_f): New.
+	* langhooks.h (struct lang_hooks_for_functions): New.
+	(struct lang_hooks): New hooks.
+	* langhooks.c (lhd_do_nothing_f): New.
+objc:
+	* objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+	LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
+
+2002-04-19  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+	* config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
+
+2002-04-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/3756
+	* config/i386/i386.c (ix86_expand_int_movcc): Optimize
+	x = ((int) y < 0) ? cst1 : cst2.
+
+2002-04-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6358
+	* function.c: Reapply patch for c/6358.
+	(expand_function_end): Copy decl_rtl's mode, not
+	current_function_return_rtx mode.
+
+2002-04-19  Joel Sherrill  <joel@OARcorp.com>
+
+	* config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
+	targets.
+
+2002-04-19  Tom Tromey  <tromey@redhat.com>
+
+	* doc/install.texi (Specific): Update status of Solaris 2.8.
+	For PR libgcj/6158.
+
+2002-04-19  Andreas Schwab  <schwab@suse.de>
+
+	* real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
+	(PUT_REAL): Restore old definition.
+
+2002-04-19  Dan Nicolaescu  <dann@godzilla.ics.uci.edu>
+	    Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
+	binutils 2.11.2 and higher generate smaller binaries than Sun's
+	native tools.
+
+2002-04-19  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/6352
+	* toplev.c (rest_of_compilation): Do not defer functions for which
+	TREE_SYMBOL_REFERENCED has already been set.
+
+Fri Apr 19 15:53:03 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (movsi_1, movhi_1): Force reload to use more flexible
+	alternative.
+
+2002-04-19  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* builtins.c: Include langhooks.h.
+	(lang_type_promotes_to): Remove.
+	(expand_builtin_va_arg): Use new hook.
+	* c-common.c (c_common_nodes_and_builtins): Don't set hook.
+	(simple_type_promotes_to): Move to c-typeck.c.
+	* c-common.h (simple_type_promotes_to): Remove.
+	* c-decl.c (duplicate_decls, grokdeclarator): Update.
+	* c-format.c: Include langhooks.h.
+	(check_format_types): Update.
+	* c-tree.h (c_type_promotes_to): New.
+	* c-typeck.c (c_type_promotes_to): Move from c-common.c.
+	(type_lists_compatible_p): Update.
+	* langhooks-def.h (lhd_type_promotes_to): New.
+	(LANG_HOOKS_TYPE_PROMOTES_TO): New.
+	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
+	* langhooks.c (lhd_type_promotes_to): New.
+	* langhooks.h (struct lang_hooks_for_types): New hook.
+	* tree.h (lang_type_promotes_to): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
+
+2002-04-18  Richard Henderson  <rth@redhat.com>
+
+	* function.c: Revert patch for c/6358.
+
+2002-04-18  Richard Henderson  <rth@redhat.com>
+
+	* ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
+	blocks.  Handle multiple references to the TRAP block.  Handle
+	non-adjacent THEN and OTHER blocks.
+
+2002-04-18  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
+	crash with no type for by-mode libcalls.
+
+	* config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
+
+2002-04-18  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
+	__xtensa_nonlocal_goto): Use a syscall instructions to flush
+	the register windows.
+
+2002-04-18  Zack Weinberg  <zack@codesourcery.com>
+
+	* real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
+	appropriate.  Document need for extended precision even when
+	MAX_LONG_DOUBLE_TYPE_SIZE is smaller.  Define REAL_WIDTH here,
+	based on REAL_VALUE_TYPE_SIZE.  Use REAL_WIDTH to size
+	REAL_VALUE_TYPE.  Define CONST_DOUBLE_FORMAT here.  Use #error
+	instead of relying on later syntax error when REAL_WIDTH > 5.
+	* real.c: Define NE based only on whether or not we have a
+	full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
+	Require sizeof(REAL_VALUE_TYPE) == 2*NE.  Unconditionally
+	define GET_REAL and PUT_REAL as simple memcpy operations; no
+	need to byteswap or round.
+	Use #error instead of #ifdef-ing out the entire file, for
+	prompt error detection.
+
+	* rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
+
+2002-04-18  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.h (BRANCH_COST): Define.
+
+	* fold-const.c (BRANCH_COST): Don't provide default here, expr.h
+	does it.
+
+2002-04-18  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* flow.c (update_life_info): Ignore return value of cleanup_cfg.
+	Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
+	propagate_block calls after relaxation loop using new variable
+	stabilized_prop_flags.
+
+2002-04-18  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
+	(ia64_va_arg): Expect variable sized types by reference.
+	* config/ia64/ia64-protos.h: Update.
+	* config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
+	ia64_function_arg_pass_by_reference.
+
+2002-04-18  Richard Henderson  <rth@redhat.com>
+
+	* ifcvt.c: Include except.h.
+	(block_has_only_trap): Break out from find_cond_trap.
+	(find_cond_trap): Use it.  Always delete the trap block.
+	(merge_if_block): Allow then block null.  Be less simplistic about
+	what insns can end a block.
+	* Makefile.in (ifcvt.o): Depend on except.h.
+
+	* config/ia64/ia64.md (trap, conditional_trap): New.
+
+2002-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6358
+	* function.c (assign_parms): Assign hard current_function_return_rtx
+	register here...
+	(expand_function_end): ...not here.
+
+2002-04-18  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
+	* c-tree.h (c_incomplete_type_error): New.
+	* c-typeck.c (require_complete_type, build_component_ref): Update.
+	(incomplete_type_error): Rename.
+	* langhooks-def.h (lhd_incomplete_type_error): New.
+	(LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
+	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
+	* langhooks.c (lhd_incomplete_type_error): New.
+	* langhooks.h (struct lang_hooks_for_types): New hook.
+	* tree.c (size_in_bytes): Use new hook.
+	* tree.h (incomplete_type_error): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
+
+2002-04-18  Zack Weinberg  <zack@codesourcery.com>
+
+	* config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
+	TARGET_FLOAT_FORMAT blocks.
+
+2002-04-18  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Downloading the source): Do not mention Chill
+	any longer, but mention Ada.
+	(Configuration): Do not mention Chill any longer.
+
+2002-04-18  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.h (TARGET_VERSION): Remove local version number.
+
+Thu Apr 18 17:14:08 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
+	in last patch.
+
+2002-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
+	instead of unsigned_type.
+
+Thu Apr 18 15:49:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
+	* i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
+	later.
+
+2002-04-18  Bernd Schmidt  <bernds@redhat.com>
+
+	* attribs.c (vector_type_node_list): New static variable.
+	(handle_vector_size_attribute): Use it to avoid generating a
+	new type node each time we are called.
+
+	* combine.c (subst): Avoid trying to make a vector mode subreg of
+	an integer constant.
+	(gen_lowpart_for_combine): Likewise.
+
+2002-04-18  Roger Sayle  <roger@eyesopen.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	* fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
+	for integer constant c (if x has unsigned type or sign bit is not
+	set in c).  This folds the zero/sign extension into the bit-wise and
+	operation.
+
+2002-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/6205
+	* config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
+	otherwise xorps.
+
+2002-04-17  NIIBE Yutaka  <gniibe@m17n.org>
+
+	* config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
+
+2002-04-17  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* gcc.c (read_specs): Detect and fail if an attempt is made to
+	rename a spec string to an already existing string.
+
+2002-04-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (legitimize_pic_address): Do not generate
+	illegal address constant without CONST.
+
+2002-04-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
+	* sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
+
+2002-04-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	PR optimization/6305
+	* config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
+	to make sure previous reloads are taken into account.  Generate
+	better code if one operand is an in-range immediate constant.
+
+2002-04-16  Andrew Haley  <aph@cambridge.redhat.com>
+
+	* doc/install.texi (Building): libgcj requires GNU make.
+
+2002-04-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/6315
+	* config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
+	even if hard quad and register is not floating.
+	(movtf reg<-mem split): Disallow splitting if hard quad and
+	register is floating.
+	(movtf mem<-reg split): Likewise.
+	* config/sparc/sparc.c (fp_register_operand): New predicate.
+	* config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
+
+2002-04-17  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (PROTO_OBJS): Add cppdefault.o.
+	(protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
+	(unprotoize.o): Ditto.  Build from protoize.c.  Define
+	UNPROTOIZE on command line.
+	* protoize.c: Include cppdefault.h.  Delete include_defaults.
+	(in_system_include_dir): Use cpp_include_defaults (defined in
+	cppdefault.o).
+	* unprotoize.c: Delete file.
+
+2002-04-17  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h (vec_ld): Add array variants.
+	(vec_lde): Same.
+	(vec_ldl): Same.
+
+2002-04-17  Alan Matsuoka  <alanm@redhat.com>
+	    Aldy Hernandez <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Define __ALTIVEC__.
+	(bool): New.
+	(__pixel): New.
+	(pixel): New.
+	(vec_cfux): New.
+	(vec_vmaddfp): New.
+	(vec_vsldoi): New.
+	Add parentheses to all macro arguments.
+
+2002-04-16  Richard Henderson  <rth@redhat.com>
+
+	PR c++/6320
+	* except.c (remove_eh_handler): Insert inner regions at beginning
+	of sibling chain.  Refactor expressions.
+
+2002-04-16  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
+	* config/sparc/sol2-gas-bi.h: New file.
+	* config.gcc (sparc*-solaris): Add it as needed.
+	* configure.in (AS_SPARC64_FLAG): Remove check.
+	* config.in, configure: Regenerate.
+
+	* config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
+
+2002-04-16  Richard Henderson  <rth@redhat.com>
+
+	* config/mips/mips.c (override_options): Don't override N32 for
+	a 64-bit ISA.
+
+	PR 6202
+	* config/mips/mips.md (can_delay): Split out of existing define_delays.
+	(HILO_delay): Set can_delay false.
+
+2002-04-16  Dale Johannesen <dalej@apple.com>
+
+	* config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
+	instruction addresses.
+	(rs6000_output_function_epilogue): Likewise.
+
+2002-04-16  Paolo Carlini  <pcarlini@unitus.it>
+
+	* c-parse.in (poplevel, compstmt_start,
+	compstmt_primary_start): Add ending ';', in accordance
+	with POSIX.
+
+2002-04-16  Richard Henderson  <rth@redhat.com>
+
+	* config.gcc (sparcv9-solaris): Configure for 64-bit default.
+	Adjust tm_file order to get TARGET_DEFAULT set properly.
+	(sparc-solaris): Configure 2.[78] for 64-bit multilibs.
+	* doc/install.texi (sparc-solaris): Update.
+
+2002-04-16  Dale Johannesen <dalej@apple.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
+	comparison operands do not match each other or if modes of
+	conditions do not match result.
+
+2002-04-16  Hartmut Penner <hpenner@de.ibm.com>
+
+	PR target/6305
+	* config/s390/s390.md (mulsidi3): Set both subregs of the
+	multiword register.
+
+2002-04-16  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h (vec_addc): Type check.
+
+2002-04-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/6279
+	* expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
+
+	* expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
+
+2002-04-15  Richard Henderson  <rth@redhat.com>
+
+	* config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
+	call_really_used_regs too.
+
+2002-04-15  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
+
+2002-04-15  David S. Miller  <davem@redhat.com>
+
+	* rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
+	as being CLOBBERed.
+
+2002-04-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6290
+	* config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
+	CONST_VECTOR is { 0, ... 0 }.
+
+2002-04-15  Loren J. Rittle  <ljrittle@acm.org>
+
+	* doc/install.texi (Installing GCC: Configuration): Clarify
+	the only supported ways to configure gcc.
+
+2002-04-15  Roland McGrath  <roland@frob.com>
+
+	* config.gcc (alpha*-*-gnu*): New target configuration.
+	* config/alpha/gnu.h: New file for it.
+	* config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
+
+2002-04-16  Mark Mitchell  <mark@codesourcery.com>
+
+	* c-common.h (STMT_EXPR_NO_SCOPE): New macro.
+	* c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
+	* tree.h (expand_start_stmt_expr): Update prototype.
+	* stmt.c (expand_start_stmt_expr): Add has_scope parameter.
+	* tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
+	on the STMT_EXPR created for the inline function.
+
+2002-04-15  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
+	config/i386/linux-aout.h, config/i386/linux-oldld.h,
+	config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
+	config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
+	config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
+	config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
+	config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
+	Define __gnu_linux__, not gnu_linux.
+	* config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
+
+2002-04-15  Mark Mitchell  <mark@codesourcery.com>
+
+	Remove Chill front end.
+	* gcc.c (default_compilers): Remove Chill entries.
+	* ch: Remove directory.
+	* doc/frontends.texi: Remove information about Chill.
+	* doc/sourcebuild.texi: Likewise.
+	* doc/standards.texi: Likewise.
+
+2002-04-15  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
+	(LONGLONG_STANDALONE): Define.
+
+2002-04-15  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (sparc_emit_float_lib_cmp):
+	Call emit_library_call with LCT_NORMAL.
+	(sparc_initialize_trampoline): Use LCT_foo instead of
+	magic constant in emit_library_call invocations.
+	(sparc64_initialize_trampoline): Likewise.
+	(sparc_profile_hook): Likewise.
+	* config/sparc/sparc.md: Likewise.
+
+	* config/sparc/sparc.c (sparc_extra_constraint_check):
+	Fix type of argument 'c'.
+	* config/sparc/sparc-protos.h (sparc_extra_constraint_check):
+	Likewise.
+
+2002-04-15  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>
+
+	* diagnostic.h (output_buffer_state): Redefine.
+	(output_format_decoder): New macro.
+	(output_prefixing_rule): Likewise.
+	(output_line_cutoff): Likewise.
+	(diagnostic_format_decoder): Adjust.
+	(diagnostic_prefixing_rule): Likewise.
+	(diagnostic_line_cutoff): Likewise.
+	(diagnostic_state): Likewise.
+	(diagnostic_kind_count): Likewise.
+	(diagnostic_buffer): Now a macro.
+
+	* diagnostic.c (diagnostic_buffer): Remove definition.
+	(output_is_line_wrapping): Adjust.
+	(set_real_maximum_length): Likewise.
+	(output_set_maximum_length): Likewise.
+	(init_output_buffer): Likewise.
+	(lhd_print_error_function): Likewise.
+	(output_do_verbatim): Likewise.
+
+2002-04-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpperror.c (print_location): Don't print include chain
+	if line == 0.
+	(cpp_begin_message): Update to use DL_ macros.
+	(cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
+	cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
+	cpp_notice, cpp_notice_from_errno): Remove.
+	(cpp_error, cpp_error_with_line): Update to take a diagnostic
+	level.
+	(cpp_errno): New.
+	* cppexp.c (CPP_ICE): Remove.
+	(SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
+	lex, integer_overflow, _cpp_parse_expr): Update.
+	* cppfiles.c (read_include_file, find_include_file,
+	handle_missing_header, _cpp_read_file, remap_filename): Update.
+	* cpphash.h (enum error_type): Remove.
+	(_cpp_begin_message): Update.
+	* cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
+	cpp_handle_option, cpp_post_options): Update.
+	* cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
+	skip_whitespace, parse_identifier, parse_slow, parse_string,
+	_cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
+	cpp_interpret_charconst): Update.
+	* cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
+	lex_macro_node, do_undef, glue_header_name, parse_include,
+	do_include_common, read_flag, do_line, do_linemarker, do_ident,
+	cpp_register_pragma, do_pragma_once, do_pragma_system_header,
+	do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
+	do_elif, do_endif, parse_answer, parse_assertion, do_assert,
+	_cpp_pop_buffer, do_diagnostic): Update.
+	* cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
+	DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
+	(cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
+	cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
+	cpp_notice, cpp_notice_from_errno): Remove.
+	(cpp_error, cpp_error_with_line): Update to take a diagnostic
+	level.
+	(cpp_errno): New.
+	* cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
+	collect_args, enter_macro_context, save_parameter, parse_params,
+	_cpp_create_definition, check_trad_stringification,
+	cpp_macro_definition): Update.
+	* cppmain.c (cpp_preprocess_file): Update.
+	* fix-header.c (read_scan_file): Update.
+
+2002-04-14  Andreas Schwab  <schwab@suse.de>
+
+	* config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
+
+2002-04-14  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
+
+	* config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
+
+2002-04-13  Mark Mitchell  <mark@codesourcery.com>
+
+	* config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
+	not gnu_hurd.
+
+2002-04-13  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
+
+2002-04-13	Joel Sherrill <joel@OARcorp.com>
+
+	* config/sparc/t-elf: Enable v8 multilibs.  Impacts
+	sparc-elf and sparc-rtems targets.
+
+2002-04-13  Mark Mitchell  <mark@codesourcery.com>
+
+	* alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
+	defined, and __gnu_hurd__ wherever __GNU__ is defined.
+	* arm/linux-elf.h: Likewise.
+	* cris/aout.h: Likewise.
+	* cris/linux.h: Likewise.
+	* i370/linux.h: Likewise.
+	* i386/gnu.h: Likewise.
+	* i386/linux-aout.h: Likewise.
+	* i386/linux-oldld.h: Likewise.
+	* i386/linux.h: Likewise.
+	* i386/linux64.h: Likewise.
+	* ia64/linux.h: Likewise.
+	* m68k/linux-aout.h: Likewise.
+	* m68k/linux.h: Likewise.
+	* mips/linux.h: Likewise.
+	* pa/pa-linux.h: Likewise.
+	* pj/linux.h: Likewise.
+	* rs6000/sysv4.h: Likewise.
+	* s390/linux.h: Likewise.
+	* sh/linux.h: Likewise.
+	* sparc/linux-aout.h: Likewise.
+	* sparc/linux.h: Likewise.
+	* sparc/linux64.h: Likewise.
+	* xtensa/linux.h: Likewise.
+
+2002-04-13  Richard Sandiford  <rsandifo@redhat.com>
+
+	* stmt.c (check_unique_operand_names): Expect operand names to
+	be strings rather than identifiers.  Use simple_cst_equal to
+	compare them.
+	(resolve_operand_name_1): Make same identifier to string change here.
+	* c-parse.in (asm_operand): Convert a named operand into a string.
+	* cp/parse.y (asm_operand): Likewise.
+
+2002-04-13  Andreas Schwab  <schwab@suse.de>
+
+	* config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
+
+2002-04-12  Mark Mitchell  <mark@codesourcery.com>
+
+	Revert these changes:
+
+	2002-04-06  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/5571
+	* stor-layout.c (layout_decl): Reset the RTL for the decl.
+
+2002-04-12  Richard Henderson  <rth@redhat.com>
+
+	* config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
+	(sparc*-*-solaris): Clean up header files.
+	* configure.in (AS_SPARC64_FLAG): Error out if can't find it
+	and plan on generating 64-bit code.
+	* toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
+	* config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
+	* config/sparc/sol2-sld-64.h: Rename ...
+	* config/sparc/sol2-bi.h: ... here.  Remove the bits that checked
+	for AS_SPARC64_FLAG not defined.
+	* config/sparc/sol2-gld-bi.h: New.
+	* config/sparc/sol2-sld.h: Remove.
+	* config/sparc/sol26-sld.h: New.
+	* config/sparc/sol2.h: Tidy comments.
+	* doc/install.texi: Document sparc-solaris configury changes.
+
+2002-04-12  Richard Henderson  <rth@redhat.com>
+
+	* recog.c (offsettable_address_p): Match the logic in adjust_address.
+
+	* config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
+	in 64-bit mode only.  Use only for 32-bit or MEDLOW.
+
+2002-04-12  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
+
+Fri Apr 12 15:42:59 2002  Jeffrey A Law  (law@redhat.com)
+
+	* pa.c (pa_can_combine_p): Call extract_insn before calling
+	constrain_operands.
+
+2002-04-12  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
+	(TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
+	(DEFAULT_PCC_STRUCT_RETURN): Define as 0.
+	(CPP_PREDEFINES): Handle __declspec.
+	* config/i386/t-interix (USER_H): Remove.
+
+2002-04-12  DJ Delorie  <dj@redhat.com>
+
+	* integrate.c (compare_blocks): Make comparisons safe for when
+	sizeof(int) < sizeof(char *).
+	(find_block): Likewise.
+
+2002-04-12  Jan Hubicka  <jh@suse.cz>
+	    David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
+	registers.
+	(symbol_ref_operand): New.
+	* config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
+	* config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
+
+2002-04-12  Andreas Schwab  <schwab@suse.de>
+
+	* config/ia64/ia64.h (ASM_SPEC): Moved from here ...
+	* config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
+	overrides the definition in config/svr4.h.
+
+2002-04-12	Eric Norum <eric.norum@usask.ca>
+
+	* config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
+	config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
+	config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
+	config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
+	config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
+	config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
+	config/v850/rtems.h (*-rtems*): Cleanup pass to move common
+	definitions to config/rtems.h and make the targets more similar.
+
+Fri Apr 12 08:06:54 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (expand_assigment): Remove duplicate conversions #ifdef
+	POINTERS_EXTEND_UNSIGNED.
+	(store_constructor, expand_expr, case COMPONENT_REF): Likewise.
+	(store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
+
+	* emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
+	not specified.
+
+Fri Apr 12 12:11:26 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
+	depends on TARGET_SHMEDIA, not TARGET_SH5.
+
+2002-04-12  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
+	For paradoxical (subreg VAR), replace VAR, don't try the subreg.
+
+Fri Apr 12 10:51:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.c (broken_move): Constant 0. / 1. load is OK if there is
+	no r0 clobber.
+
+2002-04-12  Andreas Schwab  <schwab@suse.de>
+
+	* config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
+
+2002-04-12  Richard Henderson  <rth@redhat.com>
+
+	PR bootstrap/4191
+	* config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
+
+	* flow.c (mark_used_reg): Manage reg_cond_dead properly for
+	modes spanning multiple hard regs.
+
+	* recog.c (peephole2_optimize): Rebuild jump labels as needed.
+
+2002-04-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (pa_output_function_prologue): Don't accumulate the total
+	number of code bytes when using TARGET_64BIT, or gas, SOM and not
+	the portable runtime.
+	(output_deferred_plabels): Handle 64bit plabels.
+	(output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
+	generating pic code using the GAS assembler for object formats that
+	are not SOM (ie., ELF32 and ELF64).
+	(output_millicode_call): Check attribute type if attribute length is 28.
+	Likewise use $PIC_pcrel$0.  Only call get_attr_length and
+	dbr_sequence_length once.
+	(output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
+	dbr_sequence_length once.
+	* pa.h (TARGET_SOM): Define if not defined.
+	* pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
+	with GAS and not SOM.
+	(jump, call_internal_reg, call_value_internal_reg): Likewise.
+	* som.h (OBJ_SOM): Rename to TARGET_SOM.  Undefine before defining.
+
+2002-04-11  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
+	(DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
+	(USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
+	DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
+	elfos.h and dbxelf.h values are fine now.
+	* config/i386/freebsd.h, config/alpha/freebsd.h
+	(DEFAULT_PCC_STRUCT_RETURN): Define to 0.
+
+2002-04-11  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
+	or set Acpu or Amachine.  Reformat.
+	(ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+	define.
+	(LINK_SPEC): Do not need to undef.
+	* config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
+	* config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
+	(ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+	define.
+	* config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
+	(ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
+	(LINK_SPEC): Do not need to undef.
+	(DONT_USE_BUILTIN_SETJMP): Do not define.
+	* config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
+	(CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine.  Remove -Dia64.
+	(DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
+	Remove trailing spaces.
+	* config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
+	__ELF__, or set Acpu or Amachine.  Reformat.
+	(ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+	define.
+
+2002-04-11  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
+	all other *-*-freebsd* targets.
+
+2002-04-11  Richard Henderson  <rth@redhat.com>
+
+	* config.gcc (alpha*-*-linux*ecoff): Detect and reject.
+
+2002-04-11  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
+	Include {cpu}/{cpu}.h thru tm_file.
+	(alpha*-*-linux*ecoff): Remove target.
+	* config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
+	(LINK_SPEC): Remove, is not OS independent.
+	* config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
+	(LINK_SPEC): Do not need to #undef any longer.
+	* config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
+	any longer.
+	* config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
+	__ELF__.
+	(LINK_SPEC): Moved here from alpha/elf.h.
+	* config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
+	SUB_CPP_PREDEFINES.
+	* config/alpha/linux-ecoff.h: Remove.
+	* config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
+	(CPP_SPEC): Define _POSIX_SOURCE as needed.
+	(CPP_SUBTARGET_SPEC): Do not define.
+	(LINK_SPEC): Do not need to #undef any longer.
+	* config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
+	* config/alpha/vms.h: Likewise.
+
+2002-04-11  Richard Sandiford  <rsandifo@redhat.com>
+
+	* doc/extend.texi: Remove old claim that typedefs cannot have
+	an alignment attribute.
+
+2002-04-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/6177
+	* expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
+	bitpos is 0 and bitsize CONCAT size.
+
+2002-04-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6223
+	* combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
+
+2002-04-10  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/alpha/freebsd.h: Minor reformatting.
+	(CPP_SPEC): Define ELF and add cpp_subtarget.
+	(ASM_SPEC): No longer needed.
+
+2002-04-11  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
+	(movdi_insn_sp32_v9): Likewise.  Only allow stx with aligned memory.
+	(dimode mem/zero splitter): New.
+
+2002-04-11  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c (cris_override_options): Tweak error message
+	for PIC not implemented.
+
+	* config/cris/cris.h: Tweak comments related to parameter-passing.
+
+	* t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
+
+2002-04-10  Richard Henderson  <rth@redhat.com>
+
+	* except.c (add_ehl_entry): Allow duplicates after landing pad
+	creation.
+
+2002-04-10  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
+
+2002-04-10  Toon Moene  <toon@moene.indiv.nluug.nl>
+
+	* c-decl.c (c_init_decl_processing): Move generation of
+	decls for g77_integer_type_node and friends from here ...
+	* c-common.c (c_common_nodes_and_builtins): ... to here.
+
+2002-04-10  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
+	is only used as frame pointer when frame_pointer_needed is true.
+
+2002-04-10  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/817
+	* arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
+	for the fact that the pool entry uses two words.
+	(movdf_hard_insn): Similarly.  Also, ADR instruction can span
+	1k bytes.
+	(movdf_soft_insn): Similarly.
+	(movxf_hard_insn): Adjust neg_pool_range attribute to allow
+	for the fact that the pool entry uses three words.
+
+2002-04-10  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.c (mips_va_arg): When using the struct version
+	of the EABI va_list, allow arguments in the register save area to
+	take up less room than a stack argument.
+
+2002-04-10  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
+	if EXPAND_INITIALIZER.
+
+2002-04-09  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (movdi_er_maybe_g): New.
+	* config/alpha/alpha.c (alpha_expand_mov): Use it.
+
+2002-04-10  Alan Modra  <amodra@bigpond.net.au>
+
+	PR optimization/6233
+	* rtlanal.c (pure_call_p): New function.
+	* rtl.h (pure_call_p): Declare.
+	* loop.c (prescan_loop): Use it to set has_nonconst_call.
+	* gcse.c (store_killed_in_insn): Use pure_call_p here too.
+
+2002-04-09  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
+	information to .comm directive.
+
+2002-04-09  Richard Henderson  <rth@redhat.com>
+
+	PR c/5078
+	* expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
+
+2002-04-09  Richard Henderson  <rth@redhat.com>
+
+	* basic-block.h (flow_delete_block_noexpunge): Declare.
+	(expunge_block_nocompact): Declare.
+	* cfg.c (expunge_block_nocompact): Split out from ...
+	(expunge_block): ... here.
+	* cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
+	(flow_delete_block_noexpunge): Split out from ...
+	(flow_delete_block): ... here.
+	* cfgcleanup.c (delete_unreachable_blocks): Compact while
+	removing dead blocks.
+	* except.c (exception_handler_labels): Remove.
+	(exception_handler_label_map): New.
+	(struct eh_region): Add aka member.
+	(mark_ehl_map_entry, mark_ehl_map, free_region): New.
+	(ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
+	(for_each_eh_label, for_each_eh_label_1): New.
+	(init_eh): Register exception_handler_label_map.
+	(free_eh_status): Use free_region.
+	(find_exception_handler_labels): Use the map, not the list.
+	(remove_exception_handler_label): Likewise.
+	(maybe_remove_eh_handler): Likewise.
+	(remove_eh_handler): Use the region aka bitmap.
+	* except.h (exception_handler_labels): Remove.
+	(for_each_eh_label): Declare.
+	* jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
+	* loop.c (invalidate_loops_containing_label): New.
+	(find_and_verify_loops): Use it.  Use for_each_eh_label.
+	* sched-rgn.c (is_cfg_nonregular): Use
+	current_function_has_exception_handlers.
+
+2002-04-09  Richard Henderson  <rth@redhat.com>
+
+	* sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
+	sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
+	Do not return changed status.
+	(sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
+	sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
+	New functions that do return changed status.
+	* sbitmap.h: Update decls.
+	* gcse.c, lcm.c: Use _cg functions as needed.
+
+Tue Apr  9 19:15:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
+	(sh64-*-elf*, sh-*-rtemself*): Likewise.
+	* config/sh/embed_bb.c: New file.
+	* config/sh/embed-elf.h: New file.
+	* sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
+	if -m[12345]* option is given.  Don't use subtarget_cpp_ptr_spec.
+	(CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
+	__PTRDIFF_TYPE__ .
+	(SUBTARGET_CPP_PTR_SPEC): Don't define.
+	(EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
+	Add subtarget_asm_endian_spec.
+	(ASM_SPEC): Use subtarget_asm_endian_spec.
+	(SUBTARGET_ASM_ENDIAN_SPEC): Define.
+	(RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
+	(WCHAR_UNSIGNED): Define.
+	(SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
+	(DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
+	(ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
+	Fix value.
+	* sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
+	(sh_adjust_cost): Likewise.
+	sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
+	__PTRDIFF_TYPE__ .
+	(SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
+	(WCHAR_TYPE_SIZE): Likewise.
+	(ASM_SPEC): Use subtarget_asm_endian_spec.
+	(SH_ELF_WCHAR_TYPE): #undef/ #define.
+	(MAX_WCHAR_TYPE_SIZE): Don't #undef.
+	* config/sh/elf.h (WCHAR_UNSIGNED): #undef .
+	(MAX_WCHAR_TYPE_SIZE): Don't #define .
+	(WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
+	(USER_LABEL_PREFIX): Don't #undef /#define .
+	(DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
+	* config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
+	(SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
+	(ASM_SPEC): Likewise.
+	(SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
+	(CC1_SPEC): don't supply -m3 for -m4*, -m5*.
+	* t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
+	(LIB2FUNCS_EXTRA): Define.
+	* t-sh64 (LIB2FUNCS_EXTRA): Define.
+	* config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
+	(LIB1ASMFUNCS_CACHE): Define.
+	(LIB2FUNCS_EXTRA): Redefine empty.
+
+2002-04-08  Richard Henderson  <rth@redhat.com>
+
+	* reorg.c (get_branch_condition): Use reversed_comparison_code.
+
+2002-04-09  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/larith.asm (__map_data_section): Fix condition
+	and optimize for size.
+	(__do_global_ctors): Fix pointer comparison.
+	(__do_global_dtors): Likewise.
+
+2002-04-09  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (sparc_extra_constraint_check): New
+	function, implementing EXTRA_CONSTRAINTS.  For memory constraints,
+	allow reloading pseudos.
+	* config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
+	* config/sparc/sparc-protos.h: Declare it.
+
+	* config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
+	unsigned comparison warning.
+	(output_restore_regs): Mark leaf_function as unused.
+
+Tue Apr  9 09:35:45 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (is_aligning_offset): New function.
+	(expand_expr, case COMPONENT_EXPR): Call it.
+
+2002-04-08  David S. Miller  <davem@redhat.com>
+
+	PR target/6082
+	* config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
+
+	Make init_priority work on SPARC when using GNU ld.
+	* config/sparc/linux.h, config/sparc/linux64.h,
+	config/sparc/netbsd-elf.h, config/sparc/freebsd.h
+	(CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
+	* config/sparc/sol2-gld.h: New file to do the same.
+	* config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
+	sparc/sol2-gld.h to tm_file.
+
+	PR optimization/4328
+	* config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
+	* doc/md.texi: Document it.
+	* config/sparc/sparc.md (movdi_insn_sp64_novis,
+	movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
+	movdf_insn_v9only_vis, movdf_insn_sp64_novis,
+	movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
+	* config/sparc/sparc.c (mem_min_alignment): Fix comment.
+
+2002-04-08  Andreas Jaeger  <aj@suse.de>
+
+	* stmt.c (expand_asm_operands): Revert last patch from Richard
+	Henderson.
+
+2002-04-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Add John David Anglin and Loren
+	J. Rittle (the latter also to Testers).  Update David O'Brien's entry.
+
+2002-04-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Add David O'Brien.
+
+2002-04-08  Alan Modra  <amodra@bigpond.net.au>
+
+	* configure.in (auto-build.h): Use target_alias and build_alias
+	when running configure.
+	(gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
+	(gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
+	* configure: Regenerate.
+
+2002-04-07  David S. Miller  <davem@redhat.com>
+
+	* config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
+
+2002-04-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	PR 5933
+	* pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
+	generating 32-bit pic code.
+
+2002-04-06  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* cppinit.c (cpp_create_reader): Initialize
+	discard_comments_in_macro_exp.
+	(COMMAND_LINE_OPTIONS): Add "-CC" option.
+	(cpp_handle_option): Handle "-CC" option.
+	* cpplex.c (save_comment): If saving a C++ comment in
+	a directive, convert it to a C comment.
+	(_cpp_lex_direct): Pass second comment start character to
+	save_comment to indicate comment type.
+	* cpplib.c (_cpp_handle_directive): If processing
+	a "#define" directive and discard_comments_in_macro_exp
+	is false,  re-enable saving of comments.
+	(lex_macro_node): If discard_comments_in_macro_exp is false,
+	discard any comments before the macro identifier.
+	* cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
+	member.
+	* cppmacro.c (cpp_get_token): If expanding a macro while
+	processing a directive, discard any comments we might encounter.
+	(parse_params): If discard_comments_in_macro_exp is false,
+	ignore comments in the macro parameter list.
+	* gcc.c (cpp_unique_options): Add "-CC" option.
+	(option_map): Map "--comments-in-macros" to "-CC".
+	* doc/cppopts.texi: Document "-CC" option.
+	* f/lang-specs.h: Add "-CC" option.
+	* testsuite/gcc.dg/cpp/maccom1.c: New test.
+	* testsuite/gcc.dg/cpp/maccom2.c: New test.
+	* testsuite/gcc.dg/cpp/maccom3.c: New test.
+	* testsuite/gcc.dg/cpp/maccom4.c: New test.
+	* testsuite/gcc.dg/cpp/maccom5.c: New test.
+	* testsuite/gcc.dg/cpp/maccom6.c: New test.
+
+2002-04-06  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	PR middle-end/6180
+	* reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
+
+2002-04-06  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/5571
+	* stor-layout.c (layout_decl): Reset the RTL for the decl.
+
+	PR opt/5120
+	* sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
+	RTX_UNCHANGING_P for the functions arguments when a tail call
+	is made.
+
+2002-04-06  Jason Merrill  <jason@redhat.com>
+
+	* toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
+	(parse_options_and_default_flags): Set them appropriately.
+	* c-common.c (c_common_post_options): Don't set flag_really_no_inline.
+
+2002-04-06  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
+	here.
+
+	* config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
+	semicolon.
+
+	* config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
+	types come in by-reference.  Fix typo in comment.
+
+2002-04-05  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
+	* config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
+	sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
+	{sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
+
+2002-04-05  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
+	are not going to emit return instructions, emit at least a nop
+	for the sake of sane backtraces.
+
+2002-04-05  Richard Henderson  <rth@redhat.com>
+
+	* doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
+
+2002-04-05  Jakub Jeilnek  <jakub@redhat.com>
+
+	* mklibgcc.in: Use $tmpmapfile, not tmp-$@.
+
+2002-04-05  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
+	ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
+	ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
+
+2002-04-05  Andreas Schwab  <schwab@suse.de>
+
+	* c-convert.c: Include c-common.h.
+	* Makefile.in (c-convert.o): Updated.
+
+2002-04-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* mklibgcc.in: Use separate libgcc.map for each multilib.
+	* Makefile.in (distclean): Don't remove libgcc.map here.
+
+2002-04-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makefile.in (s-mlib): Handle --disable-multilib by separate
+	genmultilib invocation.
+
+2002-04-04  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
+	to avoid clash with Irix header file sys/ucontext.h.  Rename gp_regs
+	to num_gprs for symmetry.
+	* config/mips/mips.c: Adjust accordingly.
+
+2002-04-04  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (truthvalue_conversion): Rename, update.
+	* c-common.h (c_common_truthvalue_conversion): New.
+	* c-convert.c (convert): Update.
+	* c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
+	* c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
+	* c-typeck.c (build_binary_op, build_unary_op,
+	build_conditional_expr): Update.
+	* fold-const.c (constant_boolean_node, fold): Use langhook.
+	* langhooks-def.h (LANGHOOK_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): New hook.
+	* stmt.c (expand_decl_cleanup): Use langhook.
+	* tree.h (truthvalue_conversion): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
+
+2002-04-05  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
+	Add rules to make null object file.
+
+2002-04-04  Jim Blandy  <jimb@redhat.com>
+
+	* cppmacro.c (cpp_macro_definition): Do not emit spaces after
+	macro formal parameter names.
+
+2002-04-04  David S. Miller  <davem@redhat.com>
+
+	* calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
+
+2002-04-04  Richard Henderson  <rth@redhat.com>
+
+	PR middle-end/5099
+	* stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
+	Support copies into and out of memory.  Don't accept allows_reg
+	and allows_mem as gospel.
+
+2002-04-04  Richard Henderson  <rth@redhat.com>
+
+	PR opt/6165
+	* alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
+	(write_dependence_p): Likewise.
+
+2002-04-04  Richard Henderson  <rth@redhat.com>
+
+	* predict.c (estimate_bb_frequencies): Do frequency calculation
+	with a volatile temporary.
+
+2002-04-04  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-04-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/6119
+	* final.c (final_start_function): Don't bump profile_label_no here...
+	(final_end_function): ...but here.
+
+2002-04-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/sparc.md (pic): New attribute.
+	(do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
+	into stack slots.
+	(split after do_builtin_setjmp_setup): New.
+
+2002-04-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR fortran/6106
+	* config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
+	change.
+
+2002-04-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
+	UNITS_PER_WORD for zero sized aggregates.
+
+2002-04-03  David S. Miller  <davem@redhat.com>
+
+	* gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
+	one-character spec for this, just use %(link_gcc_c_sequence).
+
+2002-04-03  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
+	handling.
+
+2002-04-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
+	(DWARF_FRAME_RETURN_COLUMN): Move.
+	(ASM_PREFERRED_EH_DATA_FORMAT): Define.
+	(ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
+	* pa.c (except.h, predict.h): Include.
+	(FRP): Delete.
+	(store_reg_modify, set_reg_plus_d): Revise prototypes.
+	(output_ascii): Add cast.
+	(store_reg_modify): Revise to add frame notes.
+	(set_reg_plus_d): Likewise.
+	(compute_frame_size): Include space for eh data registers in frame if
+	the current function calls eh_return.
+	(hppa_expand_prologue):  Ensure register %r2 is saved if the current
+	function calls eh_return.  Save eh data registers if the current
+	function calls eh_return.  Fix code to add frame notes.  Emit
+	blockage to prevent insns with frame notes being scheduled in the
+	delay slot of calls.
+	(hppa_expand_epilogue): Restore eh data registers and do final stack
+	adjustment if the current function calls eh_return.  Don't add frame
+	notes.
+	(output_call): Revise for change in length of call insn.  Don't do
+	return pointer adjustment for an unconditional jump in the delay slot
+	of a call when using frame notes.
+	* pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
+	(EH_RETURN_HANDLER_RTX): Use saved value on stack.
+	(ARG_POINTER_CFA_OFFSET): Define.
+	* pa.md (return_external_pic): New pattern.
+	(prologue): Correct formatting.  Use return_external_pic if current
+	function calls eh_return.
+	(call_internal_symref, call_value_internal_symref,
+	sibcall_internal_symref, sibcall_value_internal_symref): Change default
+	lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
+	respectively.
+	(exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
+
+	* configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
+	list of targets to check using "nop" insn.
+	* configure: Rebuilt.
+
+2002-04-04  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
+
+2002-04-03  David S. Miller  <davem@redhat.com>
+
+	* gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
+	library sequence passed to the linker.
+	(LINK_COMMAND_SPEC): Use it.
+	* doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
+	a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
+	* config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
+
+2002-04-03  Jason Merrill  <jason@redhat.com>
+
+	* except.c (struct eh_status): Remove protect_list.
+	(begin_protect_partials, end_protect_partials): Remove.
+	(add_partial_entry): Remove.
+	* except.h: Remove prototypes.
+
+	* expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
+	expand_decl_cleanup_eh.
+
+	PR c++/5636
+	* tree.h (CLEANUP_EH_ONLY): New macro.
+	* stmt.c (expand_decl_cleanup_eh): New fn.
+	(expand_cleanups): Check CLEANUP_EH_ONLY.
+	* c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
+	Use expand_decl_cleanup_eh.
+	(expand_stmt): Adjust.
+	* c-common.h: Adjust prototype.
+
+2002-04-04  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c (cris_target_asm_function_prologue): Cast
+	uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
+	(cris_target_asm_function_epilogue): Ditto.
+	(cris_initial_frame_pointer_offset): Ditto.
+	(cris_simple_epilogue): Ditto.
+	(cris_expand_builtin_va_arg): Variable-size types come in
+	by-reference.
+
+2002-04-03  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/crtfastmath.c (FPRS_NS): Get it right for
+	little-endian.
+	(set_fast_math): Correct 'fsr' type.
+
+2002-04-03  Richard Henderson  <rth@redhat.com>
+
+	PR opt/3569
+	* langhooks.h (lang_hooks.decls.warn_unused_global): New.
+	* toplev.c (check_global_declarations): Use it.
+	* langhooks-def.h (lhd_warn_unused_global_decl): Declare.
+	(LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+	(LANG_HOOKS_DECLS): Add it.
+	* langhooks.c (lhd_warn_unused_global_decl): New.
+	* c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+	* c-objc-common.c (c_warn_unused_global_decl): New.
+	* c-tree.h (c_warn_unused_global_decl): Declare.
+	* objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+
+2002-04-03  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* langhooks-def.h (lhd_set_decl_assembler_name,
+	LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
+	* langhooks.h (struct lang_hooks): New hook.
+	* tree.c (set_decl_assembler_name): Move to langhooks.c.
+	(lang_set_decl_assembler_name): Remove.
+	(init_obstacks): Don't set hook.
+	(decl_assembler_name): New function.
+	* tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
+	(decl_assembler_name): New.
+	(lang_set_decl_assembler_name): Remove.
+
+2002-04-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
+	works properly with .hidden symbols.
+	* configure: Rebuilt.
+	* config.in: Rebuilt.
+	* config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
+	DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
+	properly with .hidden symbols.
+
+2002-04-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/6102
+	* df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
+	USE argument.
+
+2002-04-03  Richard Henderson  <rth@redhat.com>
+
+	PR opt/4120
+	* sched-rgn.c (sets_likely_spilled): New.
+	(sets_likely_spilled_1): New.
+	(add_branch_dependences): Use it.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	PR opt/4311
+	* loop.h (LOOP_FIRST_PASS): New.
+	* loop.c (strength_reduce): Mind it when deciding to unroll.
+	* toplev.c (rest_of_compilation): Set it.
+
+2002-04-02  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md (ldd peephole2s): Fix final arg to
+	mems_ok_for_ldd_peep when the order of the loads being examined
+	is reversed.
+	* config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
+	existing comment to increase comprehension of this situation.
+
+2002-04-02  Zack Weinberg  <zack@codesourcery.com>
+
+	* config/sh/sh.md: Don't use union real_extract.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	* libgcc2.c (__bb_exit_func): Revert 03-31 change.
+
+2002-04-02  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
+	i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
+	i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
+	i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
+	i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
+	i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
+	i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
+	i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
+	i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
+	i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
+	i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
+	i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
+	i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
+	i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
+	Include as many configury headers via tm_file as possible.  This
+	includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
+	* config/openbsd-oldgas.h: New file.
+	* config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
+	config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
+	config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
+	config/i386/i386-coff.h, config/i386/i386-interix.h,
+	config/i386/iscdbx.h, config/i386/linux-aout.h,
+	config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
+	config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
+	config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
+	config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
+	config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
+	config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
+	config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
+	config/i386/vxi386.h: Do not directly include configury headers.
+	* config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
+	Directly include configury headers that are no longer automatically
+	included by the above headers.
+	* config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
+	* config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
+	config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
+	config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
+	config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
+	config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
+	config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
+	(TARGET_VERSION): Define.
+	* config/i386/beos-elf.h, config/i386/freebsd.h,
+	config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
+	config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
+	config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
+	config/i386/sco5.h, config/i386/sysv4.h
+	(TARGET_VERSION): Do not need to protect.
+	* config/i386/freebsd64.h (TARGET_VERSION): Fix style.
+	* config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
+	config/i386/freebsd-aout.h, config/i386/i386-aout.h,
+	config/i386/i386-interix.h, config/i386/linux-aout.h,
+	config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
+	config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
+	(YES_UNDERSCORES): Do not define - not needed.
+	* config/i386/bsd.h, config/i386/gas.h (LPREFIX,
+	ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
+	USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
+	* config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
+	(LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
+	USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
+	* config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
+	* config/i386/isccoff.h, config/i386/v3gas.h: Remove.
+
+2002-04-02  Eric Botcazou  <ebotcazou@multimania.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	PR c/5484
+	* function.c (assign_temp): Accept either type or decl argument.
+	Detect variables whose size is too large to fit into an integer.
+	* stmt.c (expand_decl): Pass the decl, not the type.
+
+2002-04-02  David O'Brien  <obrien@FreeBSD.org>
+
+	* protoize.c: Match include directory usage with cppdefault.c.
+
+2002-04-03  Jeffrey A Law  (law@redhat.com)
+	    Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* combine.c (simplify_comparison): Avoid narrowing a comparison
+	with a paradoxical subreg when doing so would drop signficant bits.
+
+2002-04-02  Steve Ellcey  <sje@cup.hp.com>
+
+	* builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
+	if POINTERS_EXTEND_UNSIGNED is defined.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	PR opt/3967
+	* local-alloc.c (contains_replace_regs): LO_SUM may contain
+	replace regs.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	* doc/standards.texi: Document required freestanding libc entry points.
+
+2002-04-02  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
+	associated splitter.  Remove MQ constraint.
+	(ctrdi_internal4): Correct CCmode clobber.
+
+2002-04-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* milli64.S ($$dyncall): New function.
+	* t-linux (LIB1ASMFUNCS): Revise module list.
+	(LIB1ASMSRC): Use pa/milli64.S.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	* fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
+	rename solaris_sys_varargs_h.
+
+Tue Apr  2 06:47:40 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
+	the same mode as its component.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	PR opt/190
+	* final.c (this_is_asm_operands): Export.
+	* output.h (this_is_asm_operands): Declare.
+	* config/i386/i386.c (print_operand): Error odd asm operands.
+
+2002-04-02  Richard Henderson  <rth@redhat.com>
+
+	PR opt/420
+	* config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
+
+2002-04-01  Richard Henderson  <rth@redhat.com>
+
+	PR target/1538
+	* fixinc/inclhack.def (solaris_sys_varargs_h): New.
+	* fixinc/fixincl.x: Rebuild.
+
+2002-04-01  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/unwind-ia64.c: Include ia64intrin.h.
+	(atomic_alloc, atomic_free): New.
+	(SIZE, MASK_FOR, PTR_IN): New.
+	(emergency_reg_state, emergency_reg_state_free): New.
+	(emergency_labeled_state, emergency_labeled_state_free): New.
+	(reg_state_alloced, labeled_state_alloced): New.
+	(alloc_reg_state, free_reg_state): New.
+	(alloc_label_state, free_label_state, free_label_states): New.
+	(push, pop, dup_state_stack, free_state_stack): Use them.
+	(desc_label_state): Likewise.
+	(uw_frame_state_for): Free label states and state stack.
+	(uw_update_reg_address): Eliminate warnings.
+
+2002-04-01  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
+	ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
+
+2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-decl.c (grokdeclarator): Update.
+	* c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
+	* c-tree.h (c_mark_addressable): New.
+	* c-typeck.c (default_function_array_conversion, build_unary_op,
+	build_array_ref, convert_for_assignment): Update.
+	(mark_addressable): Rename.
+	* calls.c (try_to_integrate, expand_call): Use langhook.
+	* expr.c (expand_expr): Use langhook.
+	* langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): New hook.
+	* stmt.c (expand_asm_operands): Use langhook.
+	* tree.h (mark_addressable): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
+
+2002-04-01  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
+	in previous change.
+
+2002-04-01  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
+	for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
+
+2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (unsigned_conversion_warning, convert_and_check,
+	unsigned_type, signed_type, shorten_compare,
+	c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
+	(unsigned_type, signed_type, signed_or_unsigned_type): Rename.
+	* c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
+	New.
+	* c-decl.c (grokdeclarator): Update.
+	* c-format.c (check_format_types): Update.
+	* c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
+	LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
+	* c-typeck.c (build_binary_op, convert_for_assignment): Update.
+	* convert.c (convert_to_integer): Use new hooks.
+	* expmed.c (make_tree): Use new hooks.
+	* expr.c (store_expr): Use new hooks.
+	* fold-const.c (operand_equal_for_comparison_p, build_range_check,
+	all_ones_mask_p, unextend, fold): Use new hooks.
+	* langhooks.h (struct lang_hooks_for_types): New hooks.
+	* tree.h (signed_or_unsigned_type, signed_type,
+	unsigned_type): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
+	LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
+
+2002-03-31  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
+	(desc_frgr_mem): Fix reference to f16-f31.
+
+2002-03-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
+	RTVEC_ELT): Const-ify.
+	* varray.h (VARRAY_CHECK): Const-ify.
+	* ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
+	ggc_mark_rtvec, ggc_mark): Const-ify.
+
+2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* diagnostic.c: Include langhooks-def.h.
+	* Makefile.in (diagnostic.o): Update.
+
+2002-03-31  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_unsafe_for_reeval): Rename.
+	* c-common.h (c_unsafe_for_reeval): Rename.
+	* c-decl.c (finish_incomplete_decl): Rename.
+	(c_init_decl_processing): Don't set langhook.
+	* c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
+	LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
+	* c-objc-common.c (c_objc_common_init): Don't set langhook.
+	* c-tree.h (finish_incomplete_decl): Rename.
+	* langhooks-def.h (lhd_unsafe_for_reeval): New.
+	(LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_unsafe_For_reeval): New.
+	* langhooks.h (struct langhooks): New hooks.
+	* toplev.c (incomplete_decl_finalize_hook): Remove.
+	(wrapup_global_declarations): Update.
+	* tree.c (lang_unsafe_for_reeval): Remove.
+	(unsafe_for_reeval): Update.
+	* tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
+	Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
+	LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
+
+2002-03-31  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* diagnostic.c (print_error_function): Remove.
+	(default_print_error_function): Rename.
+	(report_error_function): Update.
+	* diagnostic.h (print_error_function): Remove.
+	(default_print_error_function): Remove.
+	* langhooks-def.h (struct diagnostic_context): Predeclare.
+	(lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct diagnostic context): Predeclare.
+	(struct lang_hooks): New hook.
+
+2002-03-31  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
+	(PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
+	!flag_pic.
+	(CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
+	* config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
+	of PIC_OFFSET_TABLE_REGNUM thruout.
+	* config/rs6000/rs6000.md: Likewise.
+	* config/rs6000/darwin.h: Likewise.
+
+Sun Mar 31 14:43:24 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* emit-rtl.c (adjust_address_1, offset_address): Cast value to
+	unsigned HOST_WIDE_INT, not unsigned int.
+
+2002-03-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/6096, middle-end/6098, middle-end/6099
+	* reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
+	CODE_LABELs.
+	(fill_slots_from_thread): Likewise.
+
+2002-03-31  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/sparc.c (function_arg_record_value_1): Pass complex
+	floating fields in float regs.
+	(function_arg_record_value_2): Likewise.
+
+2002-03-31  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md (define_constants): Remove misleading
+	FIXME.  Add MMIX_fp_rO_OFFSET.
+	("nonlocal_goto_receiver"): Don't have stack-frame address of
+	saved rO as part of the pattern.  Remove FIXME.
+	("*nonlocal_goto_receiver_expanded"): Similar.  Generate address
+	here, at output-time.
+
+2002-03-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/6100
+	* config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
+	REG_BR_PRED.
+	(output_v9branch): Likewise.
+
+2002-03-31  Alexandre Oliva  <aoliva@redhat.com>
+
+	* gcc.c: Revert previous patch for now.
+	* config/i386/djgpp.h: Likewise.
+
+2002-03-31  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/crti.asm (_init): Register _fini with atexit.
+	* config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
+
+2002-03-31  Richard Henderson  <rth@redhat.com>
+
+	PR target/3997
+	* config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
+	(ASM_OUTPUT_DEF_FROM_DECLS): New.
+
+2002-03-31  Richard Henderson  <rth@redhat.com>
+
+	* libgcc2.c (__bb_exit_func): Make static.
+
+	* config/alpha/alpha.md (trap): New.
+
+2002-03-31  Richard Henderson  <rth@redhat.com>
+
+	* builtins.c (expand_builtin_va_arg): Give warnings not errors for
+	promoted argument types; build trap.
+	(expand_builtin_trap): New.
+	(expand_builtin): Use it.
+	* stmt.c (expand_nl_goto_receivers): Likewise.
+	* expr.h (expand_builtin_trap): Declare.
+	* libfuncs.h (LTI_abort, abort_libfunc): New.
+	* optabs.c (init_optabs): Init abort_libfunc.
+
+2002-03-31  Alexandre Oliva  <aoliva@redhat.com>
+
+	* gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
+	(LINK_COMMAND_SPEC): ... from here.
+	(init_gcc_specs): Duplicate it here too, omitting
+	shared_name in the second copy.
+	(init_spec): Test for duplicate
+	* config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
+
+2002-03-30  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+	* config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
+
+2002-03-30  Roger Sayle <roger@eyesopen.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	* regmove.c (combine_stack_adjustments_for_block): Avoid
+	emitting a stack adjustment of zero bytes.  Let delete_insn
+	update bb->head.
+
+2002-03-30  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
+	(sparc_emitting_epilogue): New.
+	(leaf_label, output_return, sparc_return_peephole_ok): Remove.
+	* config/sparc/sparc-protos.h: Update.
+	* config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
+	(TARGET_SWITCHES): Update.
+	* config/sparc/sparc.md (return): Remove.
+	(return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
+	* config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
+	config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
+	config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
+	config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
+	config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
+	config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
+	Remove MASK_EPILOGUE.
+	* doc/invoke.texi: Update.
+
+2002-03-30  Daniel Berlin  <dan@dberlin.org>
+
+	* dwarf2out.c (dwarf2out_define): Remove start_source_file call,
+	CPP will start the file for us.
+
+2002-03-30  Richard Henderson  <rth@redhat.com>
+
+	PR target/5446
+	* config/ia64/ia64.c (group_barrier_needed_p): Special case
+	prologue_allocate_stack.
+	(ia64_single_set): Use insn codes for recognition of special
+	cases, not rtl matching.
+	* config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
+
+Sat Mar 30 23:48:41 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
+
+2002-03-30  Richard Henderson  <rth@redhat.com>
+
+	PR target/6032
+	* config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
+	or -fomit-frame-pointer with profiling.
+	(SUBTARGET_OVERRIDE_OPTIONS): Remove.
+	(FUNCTION_PROFILER): Do nothing.
+	(PROFILE_HOOK): New.
+	* config/sparc/sparc.c (sparc_override_options): Don't check
+	code models for profiling.
+	(sparc_function_profiler): Remove.
+	(sparc_profile_hook): New.
+	* config/sparc/sparc-protos.h: Update.
+
+2002-03-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/6086
+	* combine.c (combine_simplify_rtx): If simplify_rtx failed because
+	of SUBREG of volatile MEM or because the MEM was mode dependent,
+	return CLOBBER instead of unmodified SUBREG.
+
+Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* local-alloc.c (local_alloc): Avoid call of update_equiv_regs
+	when not optimizing.
+
+	* toplev.c (rest_of_compilation): Cann mark_constant_function
+	only when optimizing.
+
+	* flow.c (calculate_global_regs_live): Ensure that all AUX fields
+	are NULL.
+
+	* cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
+	(thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
+	(try_optimize_cfg): clear all AUX fields.
+
+	* i386.c (aligned_operand): Be prepared for SUBREGed registers.
+	(ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
+	(ix86_address_cost): Be prepared for SUBREGed registers.
+	(legitimate_address_p): Accept SUBREGed registers.
+
+2002-03-29  Richard Henderson  <rth@redhat.com>
+
+	PR target/5672
+	* expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
+
+2002-03-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
+	for aggregate and TFmode types.
+
+2002-03-29  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
+
+2002-03-29  Richard Henderson  <rth@redhat.com>
+
+	PR target/5886
+	* config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
+	* config/ia64/hpux.h, config/ia64/linux.h: Likewise.
+
+2002-03-29  Richard Henderson  <rth@redhat.com>
+
+	PR target/6041
+	* config/i386/i386.c (x86_arch_always_fancy_math_387): New.
+	(override_options): Disable NO_FANCY_MATH_387 if the arch allows.
+	* config/i386/i386.h (x86_arch_always_fancy_math_387): New.
+	* config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
+	conditional.
+	* docs/invoke.texi: Update -mno-fancy-math-387 docs.
+
+2002-03-29  Dale Johannesen <dalej@apple.com>
+
+	* loop.c (combine_movables): Do allow combination of pseudos.
+
+2002-03-29  Loren J. Rittle  <ljrittle@acm.org>
+
+	* config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
+	* config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
+	No functional change except ...
+	* config/t-slibgcc-nolc-override (SHLIB_LC): Override it.  New file.
+	* doc/install.texi (*-*-freebsd*): Document port configuration.
+
+2002-03-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (convert.o, calls.o, expmed.o): Update.
+	* attribs.c (handle_mode_attribute, handle_vector_size_attribute):
+	Use new hooks.
+	* builtin-types.def (BT_PTRMODE): Update.
+	* c-common.c (type_for_size): Rename c_common_type_for_size.
+	(type_for_mode): Similarly.
+	(shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
+	Use new hook.
+	* c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
+	* c-decl.c (finish_enum, build_enumerator): Use new hooks.
+	* c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
+	Redefine.
+	* c-typeck.c (common_type, comptypes, default_conversion):
+	Use new hooks.
+	* calls.c: Include langhooks.h.
+	(emit_library_call_value_1): Use new hooks.  Avoid redundant
+	calls.
+	* convert.c: Include langhooks.h
+	(convert_to_pointer, convert_to_integer): Use new hooks.
+	* except.c (init_eh): Similarly.
+	* expmed.c: Include langhooks.h.
+	(expand_mult_add): Use new hooks.
+	* expr.c (store_expr, store_constructor, expand_expr, do_jump,
+	try_casesi): Similarly.
+	* fold-const.c (optimize_bit_field_compare, make_range,
+	decode_field_reference, fold_truthop, fold): Similarly.
+	* function.c (assign_stack_local_1, assign_stack_temp_for_type,
+	put_var_into_stack): Similarly.
+	* langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
+	LANG_HOOKS_TYPE_FOR_SIZE): New.
+	(LANG_HOOKS_TYPES_INITIALIZER): Update.
+	* langhooks.h (lang_hooks_for_types): New hooks.
+	* stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
+	* tree.c (get_unwidened, get_narrower): Similarly.
+	* tree.h (type_for_mode, type_for_size): Remove.
+	* varasm.c (force_const_mem): Use new hooks.
+	* utils2.c (nonbinary_modular_operation): Update.
+objc:
+	* objc-act.c (handle_impent): Update.
+	* objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
+	Redefine.
+
+2002-03-29  Steve Ellcey  <sje@cup.hp.com>
+
+	* config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
+	* config/ia64/ia64.c (basereg_operand): New.
+	* config/ia64/ia64-protos.h (basereg_operand): Declare.
+	* config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
+
+2002-03-29  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
+	unwind information when frame_pointer_needed.
+	(mmix_assemble_integer): Tweak wording in comment.
+
+2002-03-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (except.o): Update.
+	* except.c: Include langhooks.h.
+	(init_eh): Use langhook.
+	* langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
+	LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (lang_hooks_for_types): New.
+	(struct lang_hooks): Add it.
+	* tree.c (make_lang_type_fn, make_lang_type): Remove.
+	* tree.h (make_lang_type_fn, make_lang_type): Remove.
+config:
+	* alpha/alpha.c: Include langhooks.h.
+	(alpha_build_va_list): Use langhook.
+	* d30v/d30v.c: Include langhooks.h.
+	(d30v_build_va_list): Use langhook.
+	* i386/i386.c: Include langhooks.h.
+	(ix86_build_va_list): Use langhook.
+	* rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
+	* s390/s390.c: Include langhooks.h.
+	(s390_build_va_list): Use langhook.
+	* stormy16/stormy16.c: Include langhooks.h.
+	(stormy16_build_va_list): Use langhook.
+
+2002-03-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/5964
+	* config/sparc/sparc.md (empty_delay_slot, branch_type): New
+	attributes.
+	(length): Compute variable length for branches/calls/jumps here.
+	(branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
+	normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
+	define branch_type attribute.
+	(divsi3_sp32): Maximum length is 6 not 7.
+	(call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
+	call_address_untyped_struct_value_sp32,
+	call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
+	* config/sparc/sparc.c (empty_delay_slot): New function.
+	* config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
+	* config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
+
+2002-03-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* combine.c (set_nonzero_bits_and_sign_copies): Don't call
+	nonzero_bits if not needed.
+	(nonzero_bits) [XOR]: Likewise.
+	(nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
+	reg_last_set_mode and mode are both MODE_INT, but not equal.
+	(record_value_for_reg): Compute reg_last_set_nonzero_bits
+	in nonzero_bits_mode for MODE_INT modes.
+
+2002-03-28  Richard Henderson  <rth@redhat.com>
+
+	PR target/5715
+	* config/alpha/osf.h (ASM_SPEC): Don't pass any special options
+	to GAS.  Correct drift between alternatives.
+
+2002-03-28  Richard Henderson  <rth@redhat.com>
+
+	PR target/6087
+	* reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
+
+2002-03-28  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/i386/freebsd.h (LINK_SPEC): Don't pass default
+	emulation to the linker.
+
+2002-03-28  Loren J. Rittle  <ljrittle@acm.org>
+
+	* config/alpha/freebsd.h (LINK_SPEC): Likewise.
+	* config/sparc/freebsd.h (LINK_SPEC): Likewise.
+
+Thu Mar 28 16:35:31 2002  Jeffrey A Law  (law@redhat.com)
+
+	* combine.c (simplify_and_const_int): Make sure to apply mask
+	when force_to_mode returns a constant integer.  PR3311.
+
+2002-03-28  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa-linux.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-03-28  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
+	and Objective-C Dialect Options.
+
+2002-03-28  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
+	comparison should be done vs !=0 not >0 return code.  Tidy cases.
+
+2002-03-28  Richard Henderson  <rth@redhat.com>
+
+	* c-decl.c (finish_function): New arg can_defer_p.  Pass it
+	on to c_expand_body.
+	* c-tree.h (finish_function): Update decl.
+	* c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
+
+Thu Mar 28 19:13:36 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* ifcvt.c (if_convert): Clear aux_for_blocks early enought.
+
+Thu Mar 28 13:21:53 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* rtlanal.c: Include flags.h
+	(may_trap_p): Do not mark FP operations if trapping
+	if !flag_trapping_math
+	* Makefile.in (rtlanal.o): Add dependency on flag.h
+	* ifcvt.c (noce_operand_ok): Avoid the lameness.
+
+2002-03-27  Zack Weinberg  <zack@codesourcery.com>
+
+	* mips.md: Use dconst1, not 1.0, as first argument of
+	REAL_VALUE_LDEXP.  Don't use union real_extract.
+
+2002-03-28  Alan Modra  <amodra@bigpond.net.au>
+
+	* configure.in (gcc_cv_as): Use $target_alias in directory searchs
+	rather than $target.  Heed program_prefix and
+	program_transform_name.  Search for gas in cross-compiler case too.
+	"test -x" rather than "test -f".
+	(gcc_cv_ld): Likewise.
+	(gcc_cv_nm): Heed program_prefix and program_transform_name.
+	(gcc_cv_objdump): Likewise.
+	* configure: Regenerate.
+
+2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (attribs.o): Update.
+	* attribs.c: Include langhooks.h.
+	(decl_attributes): Use langhook.
+	* c-decl.c (insert_default_attributes): Rename.
+	* c-tree.h (c_insert_default_attributes): New.
+	* langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): New hook.
+	* tree.h (insert_default_attributes): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
+
+2002-03-27  Andreas Schwab  <schwab@suse.de>
+
+	* config/i386/i386.c (classify_argument): Also check for
+	QUAL_UNION_TYPE.
+
+2002-03-27  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
+	any more.
+
+Wed Mar 27 23:19:30 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i960.md (ret): Set PC.
+	(nonlocal_goto): Fix expander.
+	* builtins.c (epxand_builin_longjmp): Check that we've emitted
+	some jump or call.
+
+Wed Mar 27 23:11:35 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
+	of libcall regions.
+
+Wed Mar 27 22:54:14 CET 2002  Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+	* cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
+	assigning to BLOCK_FOR_INSN directly.
+
+Wed Mar 27 22:33:05 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
+
+2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.c (c_expand_expr): Fix prototype.
+	* c-common.h (c_expand_expr): Always declare, update.
+	* c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
+	* c-objc-common.c (c_objc_common_init): No global hook.
+	* expr.c (expand_expr): Use langhook.
+	* expr.h (enum expand_modifier): Conditionally declare.
+	* langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_expand_expr): New.
+	* langhooks.h (struct lang_hooks): New hook.
+	* toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
+	(lang_independent_init): Don't default hook.
+objc:
+	* objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
+
+2002-03-27  Richard Henderson  <rth@redhat.com>
+
+	PR target/6054
+	* config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
+	TARGET_CONST_GP.  Simplify conditions.
+
+2002-03-27  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
+	config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
+	config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-03-27  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
+	TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
+	(MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
+	Remove unnecessary masks.
+	(MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
+	(SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
+	-mwindows, -mdll switches and their negations.
+
+2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* gcc-common.c (lang_mark_false_label_stack): Remove.
+	* ggc.h (lang_mark_false_label_stack): Similarly.
+
+2002-03-26  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
+
+	* pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
+	or __rtems_ is defined.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
+	if a non-trivial load was emitted.
+	(alpha_emit_set_const_1): Remove obsolete extension.  Fix thinko
+	in high+extra+low case.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* config.gcc (sparc*-solaris): Use float_format=sparc.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
+	* config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
+	* config/sparc/linux.h, config/sparc/linux64.h: Likewise.
+	* config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
+	(WINT_TYPE_SIZE): Fix at 32.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_compilation): Delay emit_initial_value_sets
+	until after eh landing pad generation.
+	* config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
+	* config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* expr.h (ADD_PARM_SIZE): One more convert for INC.
+
+2002-03-26  Phil Edwards  <pme@gcc.gnu.org>
+
+	* gcc.c (cpp_options):  Preserve relative ordering of -pedantic
+	and warning switches.
+	(cc1_options):  Likewise.
+
+2002-03-26  Hans Boehm <Hans_Boehm@hp.com>
+
+	* config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
+	Restore more of the signal context.  Set no_reg_stack_frame.
+	* config/ia64/unwind-ia64.c (unw_state_record):
+	Add no_reg_stack_frame, comments.
+	(uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
+	(uw_update_context): Adjust bsp when unwinding from leaf,
+	but not signal frame.
+
+2002-03-26  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/aix51.h (WCHAR_TYPE): Define.
+
+2002-03-26  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
+
+2002-03-26  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/5621
+	* arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
+	"Add a pool_range attribute", which was lost during the ARM/Thumb
+	merge.
+
+2002-03-26  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
+	a register into the MAC16 accumulator.
+
+2002-03-26  Andrew Cagney  <ac131313@redhat.com>
+
+	* doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
+	(Warning Options): Document -Wswitch-enum.
+	* toplev.c (W_options): Add -Wswitch-enum.  Update comment on
+	-Wswitch.
+	(warn_switch_enum): Define variables.
+	* flags.h (warn_switch_enum): Declare variables.
+	* stmt.c (expand_end_case_type): When warn_switch_enum /
+	-Wswitch-enum, perform switch checks.
+	Fix PR c/5044.
+
+2002-03-26  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
+	(reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
+	(reload_muladdsi_compare0_scratch): Delete.
+
+2002-03-26  Loren J. Rittle  <ljrittle@acm.org>
+
+	* doc/install.texi (*-*-freebsd*): Update.
+
+2002-03-26  Richard Henderson  <rth@redhat.com>
+
+	* expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
+	(SUB_PARM_SIZE): Cast DEC to ssizetype.
+
+	* config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
+	types from the normal argument frame.
+
+	* config/sparc/sparc.c (function_arg_pass_by_reference): Pass
+	variable sized objects by reference.
+	(sparc_va_arg): Receive them by reference too.
+
+2002-03-26  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* config/s390/s390.c (s390_emit_epilogue): Change epilogue
+	code to not restoring global registers.
+
+2002-03-26  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (ggc-common.o): Update.
+	* c-decl.c (lang_mark_tree): Rename c_mark_tree.
+	* c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
+	* c-tree.h (c_mark_tree): New.
+	* ggc-common.c: Include langhooks.h.
+	(gcc_mark_trees): Use new langhook.
+	* ggc-callbacks.c: Delete file.
+	* ggc.h (lang_mark_tree): Remove.
+	* langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): New hook.
+objc:
+	* objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
+
+2002-03-25  Zack Weinberg  <zack@codesourcery.com>
+
+	* doc/cpp.texi: Exclude entire Top node from printed manual.
+	Move option index after directive index.  Insert page breaks
+	before GFDL and concept index.  Index environment variables
+	with command line options.
+	* doc/cppenv.texi: Use @vtable for environment variable list.
+	Add paragraph explaining semantics of empty elements in path
+	variables.  Exclude a cross-reference to Fishkill from the
+	manpage.  Remove an unnecessary cross-reference of the entry
+	right above the referer.  Don't use @anchor in text that goes
+	into manpage.
+	* doc/cppopts.texi: Cross-reference the environment variables
+	section, not the specific environment variable, for consistency.
+
+2002-03-25  Richard Henderson  <rth@redhat.com>
+
+	* recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
+	anywhere in the block.  Don't refer to insns that have been
+	removed from the chain.  Iterate backward through the new insns.
+	Don't refer to edges that have been removed.
+
+2002-03-26  Alan Modra  <amodra@bigpond.net.au>
+
+	* combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
+	test for overflow of constant.
+
+2002-03-25  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/2623
+	* arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
+	(loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
+	these patterns on arm_archv4.
+
+2002-03-25  Danny Smith  <dannysmith@sourceforge.users.net>
+
+	* config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
+	int".
+
+2002-03-25  Zack Weinberg  <zack@codesourcery.com>
+
+	* toplev.c: Don't include setjmp.h.  Kill float_handler_set,
+	float_handled, float_handler, float_signal, set_float_handler,
+	and do_float_handler.  Set handler for SIGFPE to crash_signal.
+	* toplev.h: Don't prototype do_float_handler.
+
+	* c-lex.c: Fold parse_float into lex_number.  Make warning
+	about portability of hex float constants more informative, and
+	don't issue it on top of a syntax error.
+	* fold-const.c: Fold const_binop_1 and fold_convert_1 into
+	their callers.
+	* real.h: Define REAL_VALUE_ABS here...
+	* simplify-rtx.c: ... not here.  Fold check_fold_consts,
+	simplify_unary_real, simplify_binary_real, and
+	simplify_binary_is2orm1 into their callers.
+	* tree.c: Fold build_real_from_int_cst_1 into caller.
+
+	* doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
+
+	* tsystem.h: Include float.h here...
+	* libgcc2.c: ... not here.
+
+2002-03-25  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	Fixes for: PR bootstrap/3591, target/5676
+	* config/mcore/mcore.h (CC1_SPEC): Define only if not already
+	defined.  Do not disable exceptions or rtti.
+	* config/mcore/mcore-pe.h (CC1_SPEC): Define before including
+	mcore.h.  Disable exceptions and rtti, since they are not
+	supported by EPOC.
+
+2002-03-25  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-decl.c (maybe_build_cleanup): Remove.
+	* expr.c (expand_expr): Use langhook.
+	* langhooks-def.h (lhd_return_null_tree,
+	LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
+	(LANGHOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_return_null_tree): New.
+	* langhooks.h (struct lang_hooks): New hook.
+	* tree-inline.c (initialize_inlined_parameters): Use langhook.
+	* tree.h (maybe_build_cleanup): Remove.
+
+2002-03-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* regrename.c (build_def_use): Move recog_memoized
+	before extract_insn.
+
+2002-03-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/6043
+	* expr.c (emit_group_store): Handle storing into CONCAT.
+
+2002-03-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
+	corresponding MATCH_DUP.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	* unroll.c (unroll_loop): Zero label_map.
+
+	* gcse.c: Include except.h.
+	* Makefile.in (gcse.o): Update.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
+	Do resolve_unique_section before shared data clause.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	* recog.c (peephole2_optimize): Split blocks when EH insns are
+	generated in the middle of a block.  Do global life update if
+	zapped EH edges.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	* mips.c (mips_function_value): Only promote_mode for non-libcalls.
+
+2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	preprocessor/3951
+	* gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
+	* cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
+	(init_dependency_output): Don't make no_output decision here.
+
+2002-03-24  Andrew Cagney  <ac131313@redhat.com>
+
+	* stmt.c (check_for_full_enumeration_handling): Remove tests of
+	warn_switch.  Update description.
+	(expand_end_case_type): Call check_for_full_enumeration_handling
+	when warn_switch.
+
+2002-03-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
+	(m68hc11_split_move): Call it to see if the source and destination
+	operands use the same direction auto inc/dec mode, otherwise make the
+	source an offsetable memory operand and generate an add.
+
+2002-03-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
+	register for operand 2.
+	("*subsi3_zero_extendqi"): Likewise.
+	("*iorhi3_gen"): Do the operation on the upper bits and then lower
+	bits so that it is compatible with a pop.
+	("*andhi3_gen"): Likewise.
+	("xorhi3"): Likewise.
+
+2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (cpp_handle_option): Set warn_endif_labels if
+	-pedantic here...
+	(cpp_post_options): ... not here.
+
+2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+	    Aldy Hernandez  <aldyh@redhat.com>
+
+	Removal of separate preprocessor cpp0.
+
+	* Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
+	cpp0, install-common): Update.
+	* c-common.c (flag_preprocess_only): New.
+	(c_common_init): Preprocess for -E.
+	* c-common.h (flag_preprocess_only): New.
+	* c-decl.c (c_decode_option): Handle -E and -std=c++98.
+	* c-objc-common.c (c_init_decl_processing): Exit quickly
+	for NULL return from c_common_init.
+	* cpplib.h (cpp_preprocess_file): New.
+	* cppmain.c (main, general_init, pfile, progname): Remove.
+	(do_preprocessing): Rename cpp_preprocess_file, don't call
+	cpp_finish.  Don't close stdout here.
+	(setup_callbacks): Update prototype.
+	* gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
+	Update.
+	* tradcpp.c (main): Ignore -quiet.
+objc:
+	* lang-specs.h (default_compilers): Preprocess with cc1obj.
+
+2002-03-24  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/5742
+	* machmode.def: Add inner mode field to complex modes.
+	* config/mips/mips.c (mips_function_value): Always define.  Add
+	new argument to handle libcalls.
+	* config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
+	(FUNCTION_VALUE): Likewise.
+	* config/mips/abi64.h (FUNCTION_VALUE): Remove.
+	* config/mips/mips-protos.h: Update.
+
+2002-03-23  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.c (sparc_emit_floatunsdi): New.
+	* config/sparc/sparc-protos.h: Update.
+	* config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
+
+2002-03-23  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/gmon-sol2.c (internal_mcount): Assume either
+	_start or _init begins the text segment.
+
+2002-03-23  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (RETURN_IN_MEMORY):  Cast to HOST_WIDE_INT
+	not HOST_WIDEST_INT.
+	(RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
+
+2002-03-23  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR java/5489
+	* arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
+	operand argument to output_return_instruction.
+	* arm.c (arm_print_operand, case 'd'): If the operand is
+	const_true_rtx then just return.
+	(arm_print_operand, case 'D'): If the operand is const_true_rtx
+	then abort.
+
+2002-03-23  Andrew Cagney  <ac131313@redhat.com>
+
+	* doc/invoke.texi (Option Summary): Mention -Wswitch-default.
+	(Warning Options): Document -Wswitch-default.
+	* toplev.c (W_options): Add -Wswitch-default.  Update comment on
+	-Wswitch.
+	(warn_switch_default): Define variable.
+	(warn_switch): Update comment.
+	* flags.h (warn_switch_default): Declare variable.
+	(warn_switch): Update comment.
+	* stmt.c (expand_end_case): Check for and, when
+	warn_switch_no_default, warn of a missing default case.
+
+2002-03-23  Alan Modra  <amodra@bigpond.net.au>
+
+	* real.h (N): Special case 128 bit doubles.
+
+	* combine.c (simplify_comparison): When widening modes, ignore
+	sign extension on CONST_INTs.
+
+2002-03-22  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (print_operand): Fix incorrect mode
+	passed to adjust_address.  Fix comment formatting.
+
+
+2002-03-22  Zack Weinberg  <zack@codesourcery.com>
+
+	* real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
+	Always make REAL_VALUE_TYPE a struct containing an array of
+	HOST_WIDE_INT, not a double.  Tidy up the code deciding how
+	big it is.  Don't declare or use union real_extract.
+
+	* emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
+	decode_rtx_const, output_constant_pool), config/a29k/a29k.c
+	(print_operand), config/arm/arm.c (output_move_double),
+	config/arm/arm.md (consttable_4, consttable_8),
+	config/romp/romp.c (output_fpops), config/s390/s390.h
+	(ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
+	(xtensa_output_literal): Don't use union real_extract.
+
+	* config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
+	(sfmode_constant_to_ulong), config/ns32k/merlin.h
+	(PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
+	config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
+	(PRINT_OPERAND): Don't use local version of union
+	real_extract.
+
+	* config/convex/convex.c (check_float_value), config/vax/vax.c
+	(vax_float_literal), config/m88k/m88k.md (divdf3),
+	config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
+	config/pdp11/pdp11.c (output_move_quad): Don't do host
+	arithmetic on target floating point quantities.
+
+	* config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
+	(output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
+
+	* fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
+	Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
+
+	* real.c (earith): Test INFINITY rather than REAL_INFINITY;
+	NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
+	INFINITY.
+	* print-rtl.c (print_rtx): Disable code which needs
+	floating-point emulator.
+	* libgcc2.c: Include float.h and use DBL_MANT_DIG,
+	FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
+	depending on HOST_FLOAT_FORMAT to be defined properly.
+
+	* config/1750a/1750a.c (get_double, float_label): Delete.
+	(print_operand): Delete huge commented-out chunk.  Use
+	REAL_VALUE_TO_DECIMAL.
+	* config/1750a/1750a-protos.h: Delete prototypes of deleted
+	functions.
+	* config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
+	IEEE_FLOAT_FORMAT.
+	* config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
+	Use REAL_VALUE_TO_DECIMAL as ELF version does.
+	* config/m88k/m88k.c (real_power_of_2_operand,
+	legitimize_operand): Take the REAL_VALUE_TYPE and/or union
+	real_extract out of the union; run the input through
+	REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
+	from that into the union.
+	* config/pdp11/pdp11.c (output_move_double): Rearrange
+	parentheses to make automatic indenter happy.
+
+	* doc/tm.texi (Cross-compilation): Rename node to "Floating
+	Point" and rewrite to describe current situation.  Also adjust
+	documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
+	match code.
+	* doc/rtl.texi: Adjust cross reference.
+
+2002-03-22  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
+	(xtensa_valid_move, xtensa_preferred_reload_class): Define.
+	* config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
+	(xtensa_valid_move, xtensa_preferred_reload_class): Define to
+	prevent use of sp as a reload register.
+	(xtensa_emit_move_sequence): Use xtensa_valid_move instead of
+	non_acc_reg_operand.
+	* config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
+	(PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
+	* config/xtensa/xtensa.md (movsi_internal, movhi_internal,
+	movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
+
+2002-03-22  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
+	* cpplex.c (unterminated): Delete.
+	(parse_string): No string literal may extend over multiple
+	lines.  Suppress the error when preprocessing assembly.
+	* cppmain.c (scan_translation_unit): Strings are single-line.
+
+	* doc/cpp.texi: Update to match.
+
+2002-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5854
+	* config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
+	Shut up warnings.
+	(CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
+	(EXTRA_CONSTRAINT): Use S for non-push memory operand.
+	* config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
+	const0 if scratch register was not allocated.
+	(m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
+	m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
+	with GEN_INT (...).
+	(m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
+	* config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
+	with GEN_INT (...) everywhere.  Remove constraints in define_split
+	patterns.
+	(movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
+	require scratch register for setting 0 into regs/non-pushable memory.
+
+2002-03-22  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (MASK_RETURN_ADDR): Define.
+	(TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
+
+2002-03-22  Phil Edwards  <pme@gcc.gnu.org>
+
+	* cpplib.h (struct cpp_options):  New member, warn_endif_labels.
+	* cppinit.c (cpp_create_reader):  On by default.
+	(cpp_handle_option):  Handle -W[no-]endif-labels.
+	(cpp_post_options):  Also enable if -pedantic.
+	* cpplib.c (do_else):  Use it.
+	(do_endif):  Likewise.
+	* doc/cppopts.texi:  Document new option.
+	* doc/invoke.texi:  Document new option.
+
+2002-03-22  Lars Brinkhoff  <lars@nocrew.org>
+
+	* config/i386/i386.c, config/i386/i386.md: Change all occurences
+	of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
+
+2002-03-22  Alexandre Oliva  <aoliva@redhat.com>
+
+	* flow.c (calculate_global_regs_live): Clear aux fields of
+	ENTRY and EXIT.
+
+2002-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/v850/v850.c (v850_reorg): Only call alter_subreg on
+	REG or MEM subregs, pass rtx * instead of rtx to it.
+	* config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
+	rtx * instead of rtx to alter_subreg.
+	* config/m32r/m32r.c (gen_split_move_double): Likewise.
+	* config/pj/pj.c (pj_output_rval): Likewise.
+
+2002-03-22  Richard Henderson  <rth@redhat.com>
+
+	PR target/3177
+	* config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
+	(INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
+	* config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
+	(ia64_expand_prologue): Look at int_regs, not words, for number
+	of incomming int regs.
+
+2002-03-22  Andrew MacLeod  <amacleod@redhat.com>
+
+	* expr.c (expand_expr): A RESULT_DECL is part of a call.
+
+Fri Mar 22 16:30:42 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (flag_loop_optimize, flag_crossjumping):
+	New static variables.
+	(rest_of_compilation): Conditionalize crossjumping and
+	loop optimizer.
+	(parse_options_and_default_flags): Default loop_optimize and
+	crossjumping.
+	(lang_independent_options): Add -fcrossjumping and -floop-optimize
+	* invoke.texi (crossjumping, loop-optimize): Document.
+
+2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
+
+	* real.c (eiisneg): Move outside #ifdef NANS.
+
+Fri Mar 22 12:08:36 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (outgoing_edges_math): Fix condition; relax
+	frequencies match; avoid match on different loop depths.
+	(try_crossjump_to_bb): Kill tests that no longer brings time
+	savings.
+	* cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
+	updating code.
+	(split_edge): Likewise.
+
+	* flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
+	variable.
+
+	* Makefile.in (cfgrtl): Add insn-config.h depenendency.
+	* cfgrtl.c: Include insn-config.h
+	(split_block) Dirtify block in presence of conditional execution
+
+2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
+	* config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
+	(function_arg): Constify CUMULATIVE_ARGS.
+	(function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
+	* config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
+	(UNITS_PER_DOUBLE): New macro.
+	(SETUP_INCOMING_VARARGS): Define.  Use mips_setup_incoming_varargs.
+	(CUMULATIVE_ARGS): Reformat.  Remove num_adjusts workaround and
+	last_arg_fp field.  Replace arg_words and fp_arg_words with gp_regs,
+	fp_regs and stack_words.
+	(EABI_FLOAT_VARARGS_P): New macro.
+	* config/mips/mips.c (struct mips_arg_info): New.
+	(mips_arg_info): New function.
+	(function_arg_advance): Use it.  Add adjustment instructions here
+	rather than in function_arg.
+	(function_arg): Constify CUMULATIVE_ARGS.  Use mips_arg_info.  Check
+	for VOIDmode at the beginning of the function.
+	(function_partial_nregs): Constify CUMULATIVE_ARGS.  Use mips_arg_info.
+	(function_arg_pass_by_reference): Likewise.
+	(mips_setup_incoming_varags): New, largely based on old abi64.h code.
+	(mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
+	(mips_va_start): Likewise.  Use the new stack_words field of
+	CUMULATIVE_ARGS to set up overflow area.  Reformat.
+	(mips_va_arg): Test EABI_FLOAT_VARARGS_P.  Unify EABI handling of
+	doubles and other types, aligning the overflow pointer for non-doubles
+	too.  Remove some code duplication.  Replace hard-coded constants.
+
+2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
+	(CLASS_UNITS): Undefine.
+	(CLASS_MAX_NREGS): Use FP_INC.
+	* config/mips/mips.c (compute_frame_size): Likewise.
+	(override_options): Use FP_INC and UNITS_PER_FPVALUE.
+
+2002-03-22  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
+	prototype, and handle lexing numbers and identifiers.
+	(parse_identifier): Update to new form of parse_slow.
+	(parse_number): Fast path only, use parse_slow otherwise.
+	(_cpp_lex_direct): Update calls to parse_number.
+
+2002-03-21  DJ Delorie  <dj@redhat.com>
+
+	* bb-reorder.c (make_reorder_chain_1): Protect against
+	when redundant edges are omitted.
+	* predict.c (dump_prediction): Likewise.
+
+2002-03-21  Richard Henderson  <rth@redhat.com>
+
+	PR target/5996
+	* fixinc/inclhack.def (solaris_stdio_tag): New.
+	* fixinc/fixincl.x: Regenerate.
+
+2002-03-21  Eric Botcazou <ebotcazou@multimania.com>
+
+	PR c/5597
+	* c-typeck.c (process_init_element): Flag non-static
+	initialization of a flexible array member as illegal.
+
+2002-03-22  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/t-linux64: New.
+	* config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
+	t-ppccomm.  Use t-rs6000 and t-linux64.
+	(powerpc64-*-gnu* <tmake_file>): Likewise.
+	* mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
+	* mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
+	* Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
+
+2002-03-21  Aldy Hernandez  <aldyh@redhat.com>
+
+	* langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
+	flag_really_no_inline instead of optimize == 0.
+
+	* c-objc-common.c (c_cannot_inline_tree_fn): Same.
+
+	* cp/tree.c (cp_cannot_inline_tree_fn): Same.
+
+	* flags.h (flag_really_no_inline): New.
+
+	* c-common.c (c_common_post_options): Initialize
+	flag_really_no_inline.
+
+	* toplev.c (flag_really_no_inline): New.
+
+2002-03-21  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/avr/avr.md (length): Fix length computation for
+	conditional branches.
+
+2002-03-21  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (fold-const.o, stor-layout.o, stmt.o,
+	sdbout.o, profile.o): Update.
+	* c-common.c (c_common_nodes_and_builtins): Use pushdecl
+	langhook.
+	* c-common.h (gettags): Move here from tree.h.
+	* c-tree.h (pushdecl, pushlevel, poplevel, set_block,
+	insert_block, getdecls, kept_level_p, global_bindings_p): New.
+	* dbxout.c (dbxout_init): Use getdecls langhook.
+	* expr.c (expand_expr): Use insert_block langhook.
+	* fold-const.c: Include langhooks.h.
+	(fold_range_test, fold_binary_op_with_conditional_arg,
+	fold): Use global_bindings_p langhook.
+	* integrate.c (expand_inline_function): Use insert_block langhook.
+	* langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
+	LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
+	LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
+	LANG_HOOKS_GETDECLS): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
+	langhook.
+	* langhooks.h (struct lang_hooks_for_decls): New.
+	(struct lang_hooks): Update.
+	* profile.c: Include langhooks.h.
+	(output_func_start_profiler): Use new langhooks.
+	* sdbout.c: Include langhooks.h.
+	(sdbout_init, sdbout_finish): Use getdecls langhook.
+	* stmt.c: Include langhooks.h.
+	(expand_fixup, fixup_gotos): Use new langhooks.
+	* stor-layout.c: Include langhooks.h.
+	(variable_size): Use global_bindings_p langhook.
+	* toplev.c (compile_file): Use getdecls langhook.
+	* tree-inline.c (remap_block): Use insert_block langhook.
+	* tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
+	insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
+
+2002-03-21  Richard Henderson  <rth@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
+	constants in .data when -fpic.
+
+2002-03-21  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
+	where appropriate.
+
+2002-03-21  Tom Tromey  <tromey@redhat.com>
+
+	* config/i386/sol2.h (ASM_QUAD): Undef.  Fixes PR bootstrap/5948.
+
+Thu Mar 21 09:50:48 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
+
+	* expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
+
+2002-03-21  Eric Botcazou <ebotcazou@multimania.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	PR c/5354
+	* c-common.c (c_expand_expr): Preserve result of a statement
+	expression if needed.
+
+2002-03-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/4195
+	* genrecog.c (maybe_both_true_mode): Remove.
+	(maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
+	* machmode.def (Pmode): Likewise.
+
+Thu Mar 21 01:55:06 EST 2002  John Wehle  (john@feith.com)
+
+	* alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
+	(nonlocal_mentioned_p_1): New function.
+	(nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
+	(nonlocal_set_p, nonlocal_set_p_1): Likewise.
+	(mark_constant_function): Recognize pure functions.
+	* rtl.h (global_reg_mentioned_p): New prototype.
+	* rtlanal.c (global_reg_mentioned_p,
+	global_reg_mentioned_p_1): New function.
+
+2002-03-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
+	UNIX assert.h.
+	* fixinc/fixincl.x: Regenerate.
+
+2002-03-20  Jason Merrill  <jason@redhat.com>
+
+	* config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
+
+2002-03-20  Michael Meissner  <meissner@redhat.com>
+
+	* doc/invoke.texi (Optimize Options): Document that -O2 sets
+	-fstrict-aliasing.
+
+2002-03-20  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
+	".literal_position" directive before the constant pool.
+
+2002-03-20  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/contrib.texi (Contributors): Update Geoffrey Keating.
+	Add Craig Rodrigues.
+	Add Brad Lucier to testers.
+
+2002-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/4792
+	* config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
+	to if_then_else.
+	(movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
+	* config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
+	instead of insn_extract.
+
+2002-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/4192
+	* config/fr30/fr30.md (jump): Remove clobber of fixed register.
+
+	* genemit.c (output_added_clobbers_hard_reg_p): Only output return
+	stmt if some case has been output.
+
+2002-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5972
+	* config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
+	movsfcc_1, movdfcc_1): Add %O2.
+	* config/i386/i386.c (print_operand): Handle %ON.
+	Print . before float condition codes in Sun as cmov syntax.
+	* config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
+	* config.gcc (i[34567]86-*-solaris2*): Remove comment which is
+	no longer true.
+
+2002-03-20  Philip Blundell  <pb@nexus.co.uk>
+
+	* config/arm/arm.c (arm_output_epilogue): Don't generate separate
+	return instruction if PC was popped.
+
+2002-03-20  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.md: Remove unused type attributes.
+	(adddi_carry, subddi_carry): Change type attribute to "multi".
+
+2002-03-19  Dale Johannesen  <dalej@apple.com>
+
+	PR optimization/5999, middle-end/5731
+	* expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
+	multiplications by reciprocals.
+
+2002-03-20  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update.
+	* c-common.c: Include langhooks.h.
+	(inline_forbidden_p): Use new hook.
+	* diagnostic.c: Include langhooks.h.
+	(format_with_decl, announce_function,
+	default_print_error_function): Use new hook.
+	* dwarf2out.c (dwarf2_name): Use new hook.
+	* function.c: Include langhooks.h.
+	(init_function_start): Use new hook.
+	* langhooks-def.h (lhd_decl_printable_name): New.
+	(LANGHOOKS_DECL_PRINTABLE_NAME): New.
+	(LANGHOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_decl_printable_name): New.
+	* langhooks.h (struct lang_hooks): New hook.
+	* toplev.c (decl_name, decl_printable_name): Remove.
+	(open_dump_file): Use new hook.
+	(process_options): Remove old hook.
+	* tree.h (decl_printable_name): Remove.
+objc:
+	* objc-act.c (objc_init): Remove old hook.
+	(objc_printable_name): Export.
+	* objc-act.h (objc_printable_name): New.
+	* objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
+
+2002-03-19  Jim Blandy  <jimb@redhat.com>
+
+	* c-lex.c (cb_file_change): Pass the #inclusion's line number to
+	the start_source_file debug hook, not the current line number.
+
+2002-03-19  Richard Henderson  <rth@redhat.com>
+
+	* flow.c (EH_USES): Provide default.
+	(calculate_global_regs_live): Use it for EH edges and noreturn calls.
+	* doc/tm.texi (EH_USES): New.
+
+	* config/ia64/ia64.c (ia64_eh_uses): New.
+	* config/ia64/ia64-protos.h: Update.
+	* config/ia64/ia64.h (EH_USES): New.
+
+2002-03-19  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (output_constant_def): Fix stupid typo.
+
+2002-03-19  Richard Henderson  <rth@redhat.com>
+
+	PR 5879
+	* except.c (current_function_has_exception_handlers): New.
+	* except.h: Declare it.
+	* sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
+	Combine tests that disable all sibcalls for the function.
+
+2002-03-19  Olivier Hainque  <hainque@act-europe.fr>
+
+	* varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
+	for INTEGER_CST.
+
+2002-03-19  Richard Henderson  <rth@redhat.com>
+
+	PR 5977, 5991
+	* config/ia64/ia64.c: Revert 2002-03-01 patch.
+	* config/ia64/ia64.h (INIT_EXPANDERS): New.
+
+2002-03-19  Jim Blandy  <jimb@redhat.com>
+
+	* cppmacro.c (cpp_macro_definition): Emit a space after the macro
+	name, even if the replacement list contains no tokens, as required
+	by Dwarf.
+
+2002-03-19  Jason Merrill  <jason@redhat.com>
+
+	* varasm.c (globalize_decl): Get the name from the RTL, not
+	DECL_ASSEMBLER_NAME.
+
+	* Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
+
+2002-03-19  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
+	subdi_carry): Define.
+
+2002-03-19  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (rs6000_override_options): Only warn
+	about -fpic/-fPIC if extra_warnings set.
+
+2002-03-19  David Edelsohn  <edelsohn@gnu.org>
+
+	* expr.c (expand_expr): Sign-extend CONST_INT generated from
+	TREE_STRING_POINTER.
+	* fold-const.c (fold): Delete #if 0 ARRAY_REF case.
+
+Tue Mar 19 14:12:32 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
+	in favor of SP if FRAME_POINTER_REQUIRED is false.
+
+2002-03-19  Lars Brinkhoff  <lars@nocrew.org>
+
+	* emit-rtl.c (gen_int_mode): New function.
+	* rtl.h: Prototype for it.
+	* combine.c (make_extraction, simplify_comparison), expmed.c
+	(store_bit_field, expand_mult_highpart, expand_divmod), expr.c
+	(convert_modes, store_field), optabs.c (expand_fix),
+	simplify-rtx.c (neg_const_int, simplify_unary_real),
+
+	* config/rs6000/rs6000.c, config/rs6000/rs6000.md:
+	Use it instead of GEN_INT (trunc_int_for_mode (...)).
+
+2002-03-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5656
+	* langhooks.h (struct lang_hooks_for_tree_inlining): Add
+	convert_parm_for_inlining.
+	* c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
+	Define.
+	* langhooks-def.h: Likewise.
+	* objc/objc-lang.c: Likewise.
+	* langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
+	function.
+	* tree-inline.c (initialize_inlined_parameters):
+	Call convert_parm_for_inlining lang hook if needed.
+	* c-typeck.c (c_convert_parm_for_inlining): New function.
+	* c-tree.h (c_convert_parm_for_inlining): Add prototype.
+
+2002-03-18  Mark Mitchell  <mark@codesourcery.com>
+
+	* calls.c (precompute_arguments): Do not assume that temporaries
+	can be destroyed after expanding the argument.
+	(expand_call): Likewise.
+
+2002-03-15  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.md (movdf_internal2): Add two new move constraints.
+	Fix register preference on last change.
+	* config/mips/mips.c (mips_return_in_memory): New function.
+	* config/mips/mips.h (RETURN_IN_MEMORY): Use.
+	* config/mips/mips-protos.h: Declare.
+	* config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
+	* config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
+
+2002-03-18  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
+	a register too.
+	(anddi3, iorsi3): Likewise.
+
+	* config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
+	use %gprel for symbols that are going to be placed in linkonce
+	sections.
+
+	* config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
+	RETURN_ADDRESS_POINTER_REGNUM to $ra.
+	(CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
+	not needed.  Disregard leaf_function_p().
+	(INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
+	mips16 frame pointer.
+	* config/mips/mips.md (store ra): Only to small SP offsets.
+	2001-08-22  Graham Stott  <grahams@redhat.com>
+	* config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
+	return a REG rtx for the return address register.
+
+2002-03-18  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
+	constant-pool addresses as "mode-dependent".
+	(GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
+
+2002-03-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/5740
+	* expr.c (emit_group_load): Use extract_bit_field if
+	needed for CONCAT arguments.
+
+2002-03-18  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/4863
+	* arm.md (tablejump): Make this a define_expand.  For PIC add the
+	offset to the base of the table.
+	(thumb_tablejump): Matcher for Thumb tablejump insn.
+	* config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
+	as the difference of two labels.
+	* config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+	* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
+	tables in the code.
+	* config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
+	* arm.c (get_jump_table_size): If the table is not in the text
+	section, return zero.
+
+2002-03-18  Bernd Schmidt  <bernds@redhat.com>
+
+	* config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
+	of gen_rtx_SUBREG.
+	(arm_reload_out_hi): Use gen_lowpart instead of
+	gen_rtx_SUBREG to access QImode components.
+	* config/arm/arm.md: Disable zero_extend split for QImode
+	subregs in BIG_ENDIAN mode.
+	(storehi_bigend): Match use of least significant byte.
+	(storeinthi): Remove extraneous SUBREG.
+	Add missing construction of operands[2].
+	(movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
+	(movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
+	Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
+
+2002-03-18  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
+	any_operand.
+
+2002-03-17  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
+	explicitly.
+
+2002-03-17  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
+	(unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
+
+2002-03-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* ifcvt.c (dead_or_predicable): Fix uninitialized variable.
+
+	* predict.c (estimate_bb_frequencies): Delete unused variables.
+
+2002-03-17  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_attribute_table): Move before
+	targetm definition.  Make static.
+
+2002-03-17  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-common.h (yyparse, c_common_parse_file): New.
+	* c-lang.c: Include c-common.h.
+	(LANG_HOOKS_PARSE_FILE): Redefine.
+	* c-lex.c: Include c-common.h.
+	(yyparse): Rename c_common_parse_file.  Call yyparse.
+	* c-parse.in (yyparse): Remove macro.
+	* c-tree.h (yyparse_1): Remove.
+	* langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hoooks): New hook parse_file.
+	* toplev.c (compile_file): Use parse_file hook.
+	* tree.h (yyparse): Remove.
+	* objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
+
+2002-03-17  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md ("truncdfsf2"): Correct operator is
+	float_truncate, not fix.
+	("*truncdfsf2_real"): Ditto.
+	("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
+
+	* config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
+
+2002-03-16  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
+	(s8), but rather HARD_FRAME_POINTER_REGNUM.  Add parentheses
+	where appropriate.  Make the second reference to
+	leaf_function_p a function call, as intended.  Reindented.
+
+	* config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
+	* config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
+
+	* config/mips/mips.md (addsi3, adddi3): Use scratch register to
+	add register to non-constant into sp.
+
+	* config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
+	* config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
+	(mips16_gp_pseudo_rtx): Lose.
+	(INIT_EXPANDERS): Deleted.
+	* config/mips/mips.c (mips_init_machine_status): New.
+	(mips_free_machine_status): New.
+	(mips_mark_machine_status): New.
+	(override_options): Set them.
+	(embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
+	(struct machine_function): ... new.  Replaced all references.
+	(mips_add_gc_roots): Don't mark them.
+	(embedded_pic_fnaddr_reg): New, extracted from...
+	(embedded_pic_offset): ... here.
+	* config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
+	(movsi): Likewise.
+
+2002-03-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c: Revert -MD removal.
+
+2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
+	soft registers by default for 68HC12.
+	(m68hc11_conditional_register_usage): Don't use Z register for 68HC12
+	when compiling with -fomit-frame-pointer.
+	(expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
+	(expand_epilogue): Likewise.
+	(m68hc11_gen_rotate): Use exg when rotating by 8.
+
+2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
+	* config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
+	(splits): Remove unused add splits.
+	("*addhi3_68hc12"): Tune constraints.
+	("addhi_sp"): Try to use X instead of Y in all cases and if the
+	constant fits in 8-bits and D is dead use abx/aby instructions.
+	("*addhi3"): Remove extern declaration of ix_reg.
+	("*subsi3"): Optimize and provide new split.
+	("subhi3"): Cleanup.
+	("*subhi3_sp"): Avoid saving X if we know it is dead.
+	(arith splits): For 68hc12 save the address register on the stack
+	and do the arithmetic operation with a pop.
+
+2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
+	allocating QImode in address registers.
+	("*movqi_m68hc11"): Likewise.
+
+Sat Mar 16 12:57:28 CET 2002  Jan HUbicka  <jh@suse.cz>
+
+	* cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
+
+2002-03-16  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (print_help): Display -MD and -MMD.
+	Don't display usage string.  Update assertion syntax and
+	typo.
+	(COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
+	(cpp_handle_option): Update.
+
+2002-03-15  Chris Demetriou  <cgd@broadcom.com>
+
+	* config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
+	MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
+	and define it so that regardless of target CPU size,
+	__SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
+	of "int" rather than "long."
+
+2002-03-15  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_va_arg): Manipulate the type
+	size as a tree.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
+	("tstqi" split): Avoid using memory for tstqi on address register.
+	(splits): Remove constraints.
+	("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
+	("cmpdf", "cmpsf"): Remove since not used.
+	("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
+	(peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
+	("neghi2"): Tighten constraints.
+	("one_cmplsi2"): Optimize and simplify split.
+	* config/m68hc11/larith.asm (__negsi2): Likewise for library.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
+	and split of AND operation to clear the upper bits.
+	("*logicalsi3_zextqi"): Likewise.
+	("*logicallhi3_zexthi_ashift8"): Likewise.
+	("*logicalsi3_silshr16"): Likewise.
+	("logicalsi3_silshl16"): Likewise.
+	("anddi3", "iordi3", "xordi3" splits): Remove constraints.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
+	(m68hc11_indirect_p): New function.
+	(m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
+	(m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
+	TARGET_M6812.
+	(asm_print_register): Likewise.
+	* config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
+	(m68hc11_indirect_p): Declare.
+	* config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
+	(TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
+	(TARGET_SWITCHES): New option -mrelax.
+	* config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
+	destination.
+	("iorsi3", "xorsi3"): Likewise.
+	("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
+	("*andhi3_mem"): New to handle destination in memory with bclr
+	and a scratch register.
+	("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
+	("*andhi3_const"): New when operand2 is constant.
+	("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
+	("*andhi3_gen"): Cleanup of the old "andhi3".
+	("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
+	("xorqi3"): Update constraints.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
+	for reg_equiv_memory_loc when the operand is a register that does
+	not get a hard register (stack location).
+	(tst_operand): After reload, accept all memory operand.
+	(symbolic_memory_operand): Fix detection of symbolic references.
+	* config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
+	accept symbols and any constant.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
+	note on the insn that sets the soft frame register.
+	(must_parenthesize): ix and iy are also reserved names.
+	(print_operand_address): One more place where parenthesis are required
+	to avoid confusion with register names.
+	(m68hc11_gen_movhi): Allow push of stack pointer.
+	(m68hc11_check_z_replacement): Fix handling of parallel with a
+	clobber.
+	(m68hc11_z_replacement): Must update the REG_INC notes to tell what
+	the replacement register is.
+	* config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
+	and D8_REGS classes.
+	(MODES_TIEABLE_P): All modes are tieable except QImode.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
+	(___subdi3): Likewise.
+	(__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
+	(__map_data_section): Optimize 68hc11 case.
+
+2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+	* config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
+	than a shift to avoid adding a register with itself.
+	(m68hc11_memory_move_cost): Take into account NO_REGS.
+	(m68hc11_register_move_cost): Update and use memory move cost
+	for soft registers.
+	(m68hc11_address_cost): Make cost of valid offset not 0 so that
+	it gives more opportunities to cse to optimize.
+	* config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
+	* config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
+
+2002-03-15  Mark Mitchell  <mark@codesourcery.com>
+
+	* c-common.c (statement_code_p): Handle CLEANUP_STMT.
+	* c-common.def (CLEANUP_STMT): New tree node.
+	* c-common.h (CLEANUP_DECL): New macro.
+	(CLEANUP_EXPR): Likewise.
+	* c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
+	* expr.c (expand_expr): Tidy.
+	* tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
+	* tree-inline.c (initialize_inlined_parameters): Clean up
+	new local variables.
+
+2002-03-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/4128
+	* config/sparc/sparc.c (gen_v9_scc): Move early clobber test
+	before movrXX only, use reg_overlap_mentioned_p.
+	Only special case NE if just one insn can be generated.
+
+2002-03-15  Jason Merrill  <jason@redhat.com>
+
+	* varasm.c (assemble_variable): Call resolve_unique_section before
+	checking DECL_SECTION_NAME.  Use zeros for a decl with DECL_INITIAL
+	of error_mark_node.
+
+2002-03-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/5170
+	* arm.md (split pattern for thumb shiftable immediates): Add comment
+	explaining non-obvious test.
+
+2002-03-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/5712
+	* arm.md (movaddr, movaddr_insn): Delete.
+
+2002-03-15  Jason Merrill  <jason@redhat.com>
+
+	* toplev.c (wrapup_global_declarations): Clarify variable handling.
+	-fkeep-static-consts doesn't apply to comdats.
+
+2002-03-14  Richard Henderson  <rth@redhat.com>
+
+	* c-decl.c: Include c-pragma.h.
+	(start_decl, start_function): Invoke maybe_apply_pragma_weak.
+	(finish_function): Tidy.
+	* c-pragma.c: Include c-common.h.
+	(pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
+	(handle_pragma_weak): Use them.
+	(init_pragma): Register pending_weaks.
+	* c-pragma.h (maybe_apply_pragma_weak): Declare.
+	* print-tree.c (print_node): Print DECL_WEAK.
+	* varasm.c (mark_weak_decls): Remove.
+	(remove_from_pending_weak_list): Remove.
+	(add_weak): Remove.
+	(asm_emit_uninitialised): Call globalize_decl for weak commons.
+	(weak_decls): Make a tree_list.
+	(declare_weak): Cons weak_decls directly.
+	(globalize_decl): Remove weak_decls elements directly.
+	(weak_finish): Simplify weak_decls walk.  Don't weaken unused
+	symbols.  Don't pretend to handle aliases.
+	(init_varasm_once): Update weak_decls registry.
+	* Makefile.in: Update dependencies.
+
+2002-03-14  Richard Henderson  <rth@redhat.com>
+
+	PR target/5312
+	* config/ia64/ia64.c: Include tm_p.h last.
+	(gen_nop_type): Remove duplicate definition.
+	(cycle_end_fill_slots): Set sched_data for second L slot.
+	(maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
+	(nop_cycles_until): Fix typos.
+
+2002-03-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5891
+	* unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
+
+2002-03-14  David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
+
+	* config/ia64/unwind-ia64.c: Handle copy_state and label_state
+	  descriptors correctly.
+
+2002-03-14  Michael Meissner  <meissner@redhat.com>
+
+	* params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
+	100, allowing MAX_UNROLLED_INSNS to be overridden.
+
+	* params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
+	--param.
+
+	* unroll.c (params.h): Include.
+	(MAX_UNROLLED_INSNS): Delete, now in params.h.
+
+	* doc/invoke.texi (--param max-unroll-insns): Document.
+
+	* Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
+
+2002-03-14  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.md: Fix warnings about constraints in peepholes and splits.
+
+2002-03-14  Zack Weinberg  <zack@codesourcery.com>
+
+	* cpphash.h (struct lexer_state): Remove line_extension member.
+	* cpplib.c (dequote_string, do_linemarker): New functions.
+	(linemarker_dir): New data object.
+	(DIRECTIVE_TABLE): No longer need to interpret #line in
+	preprocessed source.  Delete obsolete comment about return
+	values of handlers.
+	(end_directive, directive_diagnostics, _cpp_handle_directive):
+	Don't muck with line_extension.
+	(directive_diagnostics): No need to issue warnings for
+	linemarkers here.
+	(_cpp_handle_directive): Issue warnings for linemarkers here,
+	when appropriate.  Dispatch linemarkers to do_linemarker, not
+	do_line.
+	(do_line): Code to handle linemarkers split out to do_linemarker.
+	Convert escape sequences in filename argument, both places.
+
+	* cppmacro.c (quote_string): Rename cpp_quote_string and
+	export.  All callers changed.
+	* cpplib.h (cpp_quote_string): Prototype.
+	* cppmain.c (print_line): Call cpp_quote_string on to_file
+	before printing it.
+
+	* doc/cpp.texi: Document that escapes are now interpreted in
+	#line and in linemarkers, and that non-printing characters are
+	converted to octal escapes when linemarkers are generated.
+
+Thu Mar 14 19:04:29 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* emit-rtl.c (try_split): Use delete_insns.
+	* recog.c (split_all_insns): Fix terminating condition.
+
+2002-03-14  Richard Earnshaw  <rearnsha@arm.com>
+	    Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
+
+	PR target/5828
+	* arm.c (arm_output_epilogue): Fix floating-point register save
+	adjustment when using a frame pointer.
+
+2002-03-14  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
+	* config/mips/mips.c (compute_frame_size): Retrofit them here.
+	(save_restore_insns, mips_expand_epilogue): And here.
+	(build_mips16_call_stub): And here.
+	(mips_function_value): Use the new macros to decide whether a single
+	or complex float can be returned in floating-point registers.  Return
+	a parallel rtx in the complex case.
+
+Thu Mar 14 11:03:12 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
+	call after liveness analysis.
+
+	* recog.c (split_insn): Use delete_insn_and_edges.
+
+	* cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
+	instructions to have branch prediction notes.
+	* ia64reorg.c (ia64_reorg): Do not rebuild CFG.
+
+2002-03-14  Geoffrey Keating  <geoffk@redhat.com>
+
+	* configure.in: Don't pass -Wno-long-long to a ADA compiler
+	that doesn't support it.
+	* configure: Regenerate.
+
+2002-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/5626
+	* config/sparc/sparc.md (normal_branch, inverted_branch,
+	normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
+	inverted_fp_branch): Adjust calls to output_cbranch.
+	Set length attribute.
+	(normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
+	output_v9branch.  Set length attribute.
+	* config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
+	predicates.
+	(noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
+	(output_cbranch): Likewise.  Handle far branches.
+	(output_v9branch): Handle far branches.
+	* config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
+	Adjust prototypes.
+	* config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
+	noov_compare64_op predicates.
+
+2002-03-13  Jason Merrill  <jason@redhat.com>
+
+	* gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
+	into the function and constify it.
+	* gthr-dce.h, gthr-solaris.h: Likewise.
+
+2002-03-13  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
+	* config/rs6000/rs6000.c (rs6000_va_arg): Use
+	std_expand_builtin_va_arg if not ABI_V4.
+
+2002-03-13  Jason Merrill  <jason@redhat.com>
+
+	* varasm.c (globalize_decl): New fn.
+	(assemble_start_function): Use it.
+	(asm_emit_uninitialized): Use it.
+	(assemble_alias): Use it.
+	(assemble_variable): Use it.
+
+2002-03-13  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c (cris_target_asm_function_prologue): Revert
+	2002-03-12 internal visibility change.
+	(cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
+	visibility into SYMBOL_REF_FLAG.
+
+2002-03-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
+	VOIDmode operand.  Add compile-time optimization for constant results.
+
+2002-03-12  Jason Merrill  <jason@redhat.com>
+
+	* c-typeck.c (convert_for_assignment): Don't allow conversions
+	between pointers and references.  Only allow lvalues to convert to
+	reference.
+
+2002-03-13  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
+	before prologue, to avoid scheduling problems.
+
+2002-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
+	(ELIMINABLE_REGS): Add sfp->sp.
+	(INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
+
+2002-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5892
+	* config/ia64/ia64.c (rotate_one_bundle): Update current packet.
+
+2002-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* loop.c (basic_induction_var): Don't call convert_modes if mode
+	classes are different.
+
+2002-03-12  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/5901
+	* function.c (reposition_prologue_and_epilogue_notes): Position
+	the markers after/before the last/first insn not deleted.
+
+2002-03-12  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/5878
+	* config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
+	config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
+	(PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
+
+	* config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
+	config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
+	PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
+
+	* config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
+	* config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
+	(arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
+	also.  Don't set it if not flag_pic.
+	* config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
+	to be INVALID_REGNUM when not used.
+
+2002-03-13  Aldy Hernandez  <aldyh@redhat.com>
+
+	* expmed.c (store_bit_field): Reset alias set for memory.
+	(extract_bit_field): Same.
+
+2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* c-common.c (c_tree_code_type, c_tree_code_length,
+	c_tree_code_name, add_c_tree_codes): Delete.
+	* c-common.h (add_c_tree_codes): Delete.
+	* c-lang.c (tree_code_type, tree_code_length, tree_code_name):
+	Define.
+	* c-objc-common.c (c_objc_common_init): Don't call
+	add_c_tree_codes, instead set lang_unsafe_for_reeval.
+	* objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
+	objc_tree_code_name, add_objc_tree_codes): Delete.
+	(objc_init): Don't call add_objc_tree_codes.
+	* objc/objc-lang.c (tree_code_type, tree_code_length,
+	tree_code_name): Define.
+	* toplev.c (lang_independent_init): Don't set
+	tree_code_length[IDENTIFIER_NODE].
+	* tree.c (tree_code_type, tree_code_length, tree_code_name):
+	Delete definitions, moved to language front-ends.
+	* tree.def (IDENTIFIER_NODE): Hardwire the length.
+	* tree.h (tree_code_type, tree_code_length, tree_code_name):
+	Const-ify.
+	(tree_code_length): Change type to unsigned char.
+
+2002-03-12  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
+	internal visibility change.
+
+2002-03-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_expand_block_move): Use
+	validize_mem() instead of change_address to avoid clobbering
+	memory attributes.
+
+2002-03-12  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-lex.h (position_after_whitespace): Remove.
+
+2002-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
+	(lex_string): Use unsigned char pointers.
+
+2002-03-12  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
+	is not a valid memory_operand.
+
+2002-03-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
+	* config/xtensa/lib1funcs.asm: Fix copyright to include
+	special case for libgcc files.
+	(__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
+	(__divsi3): Likewise.
+	(__umodsi3): Likewise.
+	(__modsi3): Likewise.
+	* config/xtensa/lib2funcs.S: Fix copyright to include
+	special case for libgcc files.
+
+2002-03-12  Tom Rix  <trix@redhat.com>
+
+	* collect2.c (resolve_lib_name): Move outside of
+	OBJECT_FORMAT_COFF ifdef.
+	(ignore_library): Same.
+
+2002-03-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
+
+2002-03-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
+	to function_section before writing out the constant pool.
+
+2002-03-12  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
+	zero_constant.
+	* config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
+
+2002-03-12  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.md (addsi3): Optimize sign extension.
+	(adddi3): Likewise.
+	(movdf): Likewise.
+	(movdi): Likewise.
+	(cmpsi splitter): Likewise.
+	(modsi3): Fail if <= 0.
+	* config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
+	redundant test when HOST_BITS_PER_WIDE_INT != 32.
+	(reg_or_sub_cint64_operand): Likewise.
+	(num_insns_constant_wide): Optimize sign extension.
+	(rs6000_legitimize_address): Likewise.
+
+2002-03-12  Andrew MacLeod  <amacleod@redhat.com>
+
+	* config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+	* config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+
+2002-03-12  Andrew MacLeod  <amacleod@redhat.com>
+
+	* config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
+	address calculation.
+
+2002-03-12  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.md (reload_insi, reload_indi): Change mode of
+	scratch register to DImode / TImode.
+	config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
+	register used does not overlap the target.
+
+2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* Makefile.in (debug.o): Depend on debug.h.
+	* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
+	* debug.c (do_nothing_debug_hooks): Likewise.
+	* debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
+	sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
+	dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
+	* dwarf2out.c (dwarf2_debug_hooks): Likewise.
+	* dwarfout.c (dwarf_debug_hooks): Likewise.
+	* integrate.c (output_inline_function): Likewise.
+	* objc/objc-act.c (synth_module_prologue): Likewise.
+	* sdbout.c (sdb_debug_hooks): Likewise.
+	* toplev.c (debug_hooks): Likewise.
+	* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+
+2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
+	dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
+	m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
+	ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
+	v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
+	* defaults.h (POINTER_SIZE): Define.
+	* doc/tm.texi (POINTER_SIZE): Document default.
+
+2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
+
+2002-03-11  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_compilation): Call purge_all_dead_edges
+	if rebuild_label_notes_after_reload.
+
+2002-03-12  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.c (cris_target_asm_function_prologue):  Do not
+	emit pic register load if "internal" visibility.
+	(cris_print_operand): Avoid traditional-warning for 0xffffffff.
+	(cris_expand_builtin_va_arg): Do all computations on trees.
+
+2002-03-11  Richard Henderson  <rth@redhat.com>
+
+	* rtlanal.c: Include recog.h.
+	(keep_with_call_p): Fix thinko.
+	* Makefile.in (rtlanal.o): Update dependencies.
+
+2002-03-11  Chris Meyer  <cmeyer@gatan.com>
+
+	* genflags.c (gen_insn): Use IS_VSPACE.
+	* genoutput.c (output_insn_data): Likewise.
+	(process_template): Likewise.
+
+2002-03-11  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_compilation): Don't compile if we've had errors.
+
+2002-03-11  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in: Update.
+	* doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
+	Update documentation.
+	* doc/gcc.texi: Include cppopts.texi and cppenv.texi.
+	* doc/cpp.texi: Include cppopts.texi and cppenv.texi.
+
+2002-03-11  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in: Give texi2pod its input file as a command line
+	argument, not on stdin.
+
+2002-03-11  Dan Nicolaescu  <dann@ics.uci.edu>
+	    Daniel Berlin  <dan@dberlin.org>
+
+	C++ alias analysis improvement.
+	* alias.c (record_component_aliases): Record aliases for base
+	classes too.
+
+2002-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
+
+2002-03-11  Douglas B Rupp  <rupp@gnat.com>
+
+	* toplev.c (vms_fopen): Remove, not needed.
+
+	* vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
+
+	* config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
+
+	* config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
+	for FP, already done later.
+
+	* toplev.c (debug_args): Add entry for VMS_DEBUG.
+	* vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
+
+2002-03-11  Richard Sandiford  <rsandifo@redhat.com>
+
+	* defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
+	(MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
+	LARGEST_EXPONENT_IS_NORMAL for the given mode.
+	(MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
+	* real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
+	(ediv, emul, eldexp, esqrt): Likewise.
+	(etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
+	(e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
+	(saturate): New function.
+	(toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
+	(make_nan): Use a saturation value instead of a NaN if
+	LARGEST_EXPONENT_IS_NORMAL.  Warn when this happens.
+	* fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
+	inputs if LARGEST_EXPONENT_IS_NORMAL.  Represent subnormals as
+	zero if NO_DENORMALS.  Only round to nearest if !ROUND_TOWARDS_ZERO.
+	(unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
+	(_fpmul_parts, _fpdiv_parts): Only round to nearest if
+	!ROUND_TOWARDS_ZERO.
+	* doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
+	(ROUND_TOWARDS_ZERO): Document.
+
+2002-03-11  Andreas Jaeger  <aj@suse.de>
+
+	* cfg.c (dump_flow_info): Remove unused variable.
+
+2002-03-11  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
+	computations on trees.
+
+2002-03-10  Richard Henderson  <rth@redhat.com>
+
+	PR 5693:
+	* reload.c (copy_replacements_1): New.
+	(copy_replacements): Use it to recurse through the rtx.
+
+2002-03-10  Richard Henderson  <rth@redhat.com>
+
+	* loop.c (strength_reduce): Compute number of iterations as
+	unsigned HOST_WIDE_INT.
+
+2002-03-10  Richard Henderson  <rth@redhat.com>
+
+	* sched-rgn.c (add_branch_dependences): Don't allow insns that throw
+	to move away from the end of the block.
+
+2002-03-10  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR preprocessor/5899
+	* cppinit.c (init_dependency_output): Don't ignore -dM etc.
+
+2002-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
+
+	* attribs.c (decl_attributes): Fix signed/unsigned warning.
+
+2002-03-10  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c: Improve comments.
+	(mmix_target_asm_function_prologue): Drop variable
+	empty_stack_frame.  Don't allocate unused slot above fp.
+	(mmix_target_asm_function_epilogue): Mirror prologue changes.
+	* config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
+	brace in first column.
+	(enum reg_class): Ditto.
+	(FIRST_PARM_OFFSET): Now 0.
+	(USER_LABEL_PREFIX): Remove #if 0:d definition.
+
+2002-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* combine.c (make_extraction): Fix error in last change.
+
+2002-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* c4x.c (c4x_fp_reglist): Const-ify.
+	* cris.c (cris_print_operand): Likewise.
+	* i386.c (ix86_va_arg): Likewise.
+	* ia64/unwind-ia64.c (unw_decode_table): Likewise.
+	* m32r.c (m32r_hard_regno_mode_ok): Likewise.
+	* m32r.h (m32r_hard_regno_mode_ok): Likewise.
+	* mcore.c (regno_reg_class, mcore_unique_section): Likewise.
+	* mcore.h (regno_reg_class): Likewise.
+	* mips.c (gen_int_relational): Likewise.
+	* ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
+	* ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
+	* pdp11.c (move_costs): Likewise.
+	* pj.h (INITIALIZE_TRAMPOLINE): Likewise.
+	* s390.c (s390_branch_condition_mnemonic, regclass_map):
+	Likewise.
+	* s390.h (regclass_map): Likewise.
+	* sh.c (shift_amounts): Likewise.
+	* sh.md (rotlsi3): Likewise.
+
+2002-03-09  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
+	(ne0+5): Use new clobber to generate proper shift pattern.
+	Patch by Michael Matz <matz@kde.org>.
+
+2002-03-09  Andreas Schwab  <schwab@suse.de>
+
+	* gcc.c (validate_all_switches): Also handle `%W{...}'.
+
+2002-03-09  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
+
+2002-03-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/5877
+	* expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
+	even for non-representable constants.
+
+Sat Mar  9 07:20:01 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
+	* function.c (fixup_var_refs): Add MAY_SHARE parameter.
+	(fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
+	(fixup_var_refs_insn, fixup_var_refs_1): Likewise.
+	(pop_function_context): Compute MAY_SHARE parameter for
+	fixup_var_refs.
+	(fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
+	(gen_mem_addressof): Call fixup_var_refs with new parm.
+
+	* combine.c (make_extraction): Don't make extension of CONST_INT.
+
+2002-03-09  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.c (function_arg_pass_by_reference): Force to 0
+	in o32 and o64 ABIs.
+	* config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
+	but getting fixed-size structs passed in registers regardless of
+	padding in o32 and o64 ABIs.
+
+	* config/mips/mips.c (mips_va_arg): Apply big-endianness address
+	offset before loading address of argument passed by transparent
+	reference.
+
+2002-03-08  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
+
+2002-03-09  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.c (mips_expand_prologue): Set regno of vararg
+	marker such that registers after it are saved.
+
+2002-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* sparc.c (arith_4096_operand): Fix error in last change.
+
+2002-03-08  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
+	defaults for MEABI.
+
+2002-03-08  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
+	vectors.
+
+2002-03-08  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
+
+Fri Mar  8 21:27:49 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
+	removed; fix return value.
+	* combine.c (combine_instructions): Dirtify blocks where we failed to
+	update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
+	* toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
+
+2002-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* gcse.c (insert_insn_end_bb): Fix typo in last change.
+
+Fri Mar  8 21:08:52 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* recog.c (peephole2_optimize): Re-distribute EH edges.
+
+2002-03-08  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* expr.c (expand_expr): Use unsave lang hook.
+	* langhooks-def.h (LANG_HOOKS_UNSAVE): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.h (struct lang_hooks): New hook unsave.
+	* tree.c (lang_unsave, lang_unsave_expr_now): Remove.
+	(unsave_expr_1): Remove unused lang_unsave_expr_now.
+	(unsave_expr_now_r): Rename lhd_unsave.  Update. Return input.
+	(unsave_expr_now): Remove.
+	* tree.h (unsave_expr_now, lang_unsave,
+	lang_unsave_expr_now): Remove.
+	(lhd_unsave): New.
+
+2002-03-08  Andreas Jaeger  <aj@suse.de>
+
+	* flow.c (propagate_block_delete_insn): Remove unused variable.
+
+2002-03-08  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
+	insn length for memory load/store.
+
+2002-03-08  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/install.texi (--with-libiconv-prefix): Document.
+
+2002-03-08  Michael Y. Brukman  <myb2@cornell.edu>
+
+	* doc/sourcebuild.texi: Fix typo.
+
+2002-03-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/3711
+	* builtins.c (std_expand_builtin_va_arg): Do all computations on
+	trees.
+
+Fri Mar  8 06:48:45 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* rtl.c (copy_most_rtx): Move from here ...
+	* emit-rtl.c (copy_most_rtx): ... to here.
+
+2002-03-08  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
+	SUBTARGET_CPP_SIZE_SPEC.
+	* config/mips/abi64.h (LONG_MAX_SPEC): Delete.
+
+	* config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
+
+2002-03-07  Matt Hiller  <hiller@redhat.com>
+
+	* gensupport.c (first_dir_md_include): Renamed from include;
+	change all references.
+	(last_dir_md_include): Renamed from last_include; change all
+	references.
+	(init_md_reader): Unconditionally initialize base_dir whether or
+	not filename is a relative path.
+
+2002-03-07  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/fp-bit.c (_unord_f2): Compile it in even if
+	US_SOFTWARE_GOFAST is enabled.
+
+	* config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
+	NULL_RTX.  Set all HFmode operations as NULL_RTX.
+	* optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
+	NULL_RTX, try reversing the comparison and the operands.
+
+2002-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
+	genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
+	and MATCH_OP_DUP.
+
+Thu Mar  7 16:54:10 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* reload1.c (reload_cse_delete_noop_set): Purge dead edges.
+
+Thu Mar  7 16:33:54 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (fixup_abnormal_edges): Declare.
+	* reload1.c (fixup_abnormal_edges): New function.
+	* reg-stack.c (convert_regs): Use it.
+
+	* gcse.c (insert_insn_end_bb): Handle trapping insns.
+
+	* gcse.c (hash_scan_set): Refuse instructions with EH edges.
+
+2002-03-07  Richard Sandiford  <rsandifo@redhat.com>
+
+	* defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
+	(MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
+	* flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
+	(HONOR_SIGN_DEPENDENT_ROUNDING): New.
+	* builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
+	* c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
+	unless x and y could be infinite.
+	(expand_unordered_cmp): New, mostly split from expand_tree_builtin.
+	Check that the common type of both arguments is a real, even for
+	targets without unordered comparisons.  Allow an integer argument
+	to be compared against a real.
+	(expand_tree_builtin): Use expand_unordered_cmp.
+	* combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
+	* cse.c (fold_rtx): Likewise.  Fix indentation.
+	* fold-const.c (fold_real_zero_addition_p): New.
+	(fold): Use it, and the new HONOR_... macros.
+	* ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
+	* jump.c (reversed_comparison_code_parts): After searching for
+	the true comparison mode, use HONOR_NANS to decide whether it
+	can be safely reversed.
+	(reverse_condition_maybe_unordered): Remove IEEE check.
+	* simplify-rtx.c (simplify_binary_operation): Use the new macros
+	to decide which simplifications are valid.  Allow the following
+	simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
+	and (a - -b) to (a + b).
+	(simplify_relational_operation): Use HONOR_NANS.
+	* doc/tm.texi: Document the MODE_HAS_... macros.
+
+2002-03-07  Richard Earnshaw  <rearnsha@arm.com>
+
+	* combine.c (simplify_comparison): If simplifying a logical shift
+	right and compare with constant, force the comparison to unsigned.
+
+2002-03-07  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/invoke.texi: Add documentation for -mabi=no-altivec.
+
+	* config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
+	-mabi=no-altivec
+	(alt_reg_names): Remove % for vrsave.
+
+2002-03-06  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/5844
+	* genemit.c (gen_exp): New argument used.  Invoke copy_rtx
+	if used indicates we've already emitted one copy of an operand.
+	(gen_insn, gen_expand, output_add_clobbers): Supply a null used.
+	(gen_split): Supply a non-null used.
+
+2002-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* reload1.c (reload): Unshare all rtl after reload is done.
+
+	* simplify-rtx.c (simplify_plus_minus): Do not abort,
+	but simply fail if the expression is too complex to simplify.
+	(simplify_gen_binary): Handle simplify_plus_minus failures.
+
+Wed Mar  6 20:32:09 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (rest_of_compilation): Do jump threading before SSA path;
+	consistently call delete_trivially_dead_insns after CSE and GCSE;
+	fix DFI_life dumping; do jump threading after liveness; do crossjumping
+	after liveness2; update comment in last crossjumping.
+	* cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
+
+Wed Mar  6 12:27:10 2002  Jeffrey A Law  (law@redhat.com)
+
+	* ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
+	after completing fast dead code elimination.
+
+	* m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
+	COMPARE operator.
+
+2002-03-06  Phil Edwards  <pme@gcc.gnu.org>
+
+	* version.c:  Fix misplaced leading blanks on first line.
+
+Wed Mar  6 19:08:03 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
+
+Wed Mar  6 18:14:43 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (mentions_nonequal_regs): New function.
+	(thread_jump): Use it.
+	* toplev.c (rest_of_compilation): Run jump threading after
+	liveness.
+
+2002-03-06  Jakub Jelinek  <jakub@redhat.com>
+
+	* ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
+	patch.
+
+Wed Mar  6 11:28:19 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (estimate_bb_frequencies): Do not reload the
+	frequencies from notes.
+
+Wed Mar  6 10:59:39 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
+	* rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
+
+	* basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
+	delete_noop_moves): Return indeger.
+	* flow.c (ndead): New variable.
+	(propagate_block_delete_insn): Use delete_insn_and_edges; remove
+	BB argument; update callers.
+	(propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
+	(life_analysis): Do not call purge_all_dead_edges.
+	(update_life_info): Return number of deleted insns; print statistics.
+	(update_life_info_in_dirty_blocks): likewise.
+	(delete_noop_moves): Use delete_insn_and_edges; print statistics;
+	return number of insns deleted.
+
+	* cse.c: Include timevar.h
+	(delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
+	iterate until stabilizes; print statistics; return number of killed
+	insns.
+	* Makefile.in: (cse.o): Add timevar.h dependency
+	* rtl.h (delete_trivially_dead_insns): New.
+	* timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
+	* toplev.c (rest_of_compilation): Update callers.
+
+	* cfgcleanup.c (try_optimize_cfg): Kill blocks.
+	(try_optimize_cfg): Do not update liveness.
+	(cleanup-cfg): Loop until try_optimize_cfg and dead code
+	removal stabilizes; use delete_trivially_dead_insns.
+
+	* cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
+
+2002-03-05  Zack Weinberg  <zack@codesourcery.com>
+
+	* cppmain.c (setup_callbacks): Disable #pragma and #ident
+	callbacks when processing assembly language.
+
+2002-03-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.h (ASM_FILE_END): Define.
+	* som.h (ASM_FILE_END): Delete.
+
+	* pa.c (function_arg): Don't pass floats in general registers in
+	indirect calls if TARGET_ELF32.
+
+2002-03-05  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
+
+2002-03-05  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
+
+2002-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
+	-r command line.  Don't hide any symbols if not building
+	shared libgcc.
+
+Tue Mar  5 18:31:27 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfg.c (dump_flow_info): Warn about profile mismatches.
+	* cfgrtl.c (verify_flow_info): Few aditional sanity checks.
+	(purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
+
+2002-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
+	wide volatile memory by parts.
+
+2002-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
+	is NULL.
+
+2002-03-05  Richard Henderson  <rth@redhat.com>
+
+	* rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
+
+2002-03-04  Geoffrey Keating  <geoffk@redhat.com>
+
+	* toplev.c (documented_lang_options): Document more
+	language-specific options.
+	* doc/invoke.texi (Warning Options): Correct documentation for
+	-Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
+	* c-decl.c (c_decode_option): Use a table to handle warning options.
+
+2002-03-05  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
+	parameter to mmix_encode_section_info.
+	(LINK_SPEC): Don't defsym __.MMIX.start..text if linking
+	relocatably.  Always produce ELF, not mmo if linking relocatably.
+	* config/mmix/mmix.c (mmix_encode_section_info): If new parameter
+	first is nonzero, don't add symbol prefix.
+	* config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
+	prototype accordingly.
+
+2002-03-04  Krister Walfridsson  <cato@df.lth.se>
+
+	* config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
+
+2002-03-05  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* configure.in: Increase required makeinfo version to 4.1.
+	* configure: Regenerate.
+
+2002-03-04  Geoffrey Keating  <geoffk@redhat.com>
+
+	* .cvsignore: Remove *.info* and genrtl*; these files are generated
+	elsewhere now.
+
+2002-03-04  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/include/texinfo.tex: Update to version 2002-03-01.06.
+	* doc/invoke.texi: Fix @math uses.
+
+Mon Mar  4 15:33:54 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
+	removal
+
+2002-03-03  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
+	(powerpc-*-eabisimaltivec*): Same.
+
+	* config/rs6000/t-ppcendian: New.
+
+2002-03-04  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+	* c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
+	nonimmediate_src_operand and nonimmediate_lsrc_operand to
+	disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
+
+2002-03-03  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_decl_compilation): Revert last two changes.
+
+2002-03-03  Zack Weinberg  <zack@codesourcery.com>
+
+	* emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
+	print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
+	tree.c, config/m68k/m68k.c:
+	Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
+	REAL_ARITHMETIC blocks unconditional.  Delete some further
+	#ifdef blocks predicated on REAL_ARITHMETIC.
+	* flags.h, toplev.c: Delete remaining references to
+	flag_pretend_float.
+
+	* doc/invoke.texi: Remove documentation of -fpretend-float.
+	* doc/tm.texi: Describe the various REAL_* macros as provided by
+	real.h, not by the target configuration files.
+
+	* config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
+	config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
+	config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
+	config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
+	config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
+	config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
+	config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
+	config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
+	config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+	config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
+	config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
+	config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
+	config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
+	config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
+	config/xtensa/xtensa.h:
+	Do not define, undefine, or mention in comments any of
+	REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
+	REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
+	REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
+	REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
+	REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
+	REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
+	REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
+	REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
+	REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
+
+2002-03-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
+	convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
+	i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
+	m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
+	pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
+	stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
+	Delete.
+	* defaults.h (BITS_PER_WORD): Define.
+	* doc/tm.texi (BITS_PER_WORD): Document default value.
+
+	* 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
+	m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
+	stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
+
+2002-03-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
+	lieu of explicit sizeof/sizeof.
+	* i386.c (override_options, ix86_init_mmx_sse_builtins,
+	ix86_expand_builtin): Likewise.
+	* mips.c (mips_add_gc_roots): Likewise.
+	* mmix.c (mmix_output_condition): Likewise.
+	* rs6000.c (rs6000_override_options, altivec_expand_builtin,
+	altivec_init_builtins): Likewise.
+	* sparc.c (mark_ultrasparc_pipeline_state): Likewise.
+	* cppexp.c (Nsuff, parse_number): Likewise.
+	* cppinit.c (builtin_array_end): Likewise.
+	* gcc.c (n_default_compilers, process_command): Likewise.
+	* genpreds.c (output_predicate_decls): Likewise.
+	* ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
+	* lcm.c (N_ENTITIES): Likewise.
+	* stor-layout.c (set_sizetype): Likewise.
+
+2002-03-03  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
+	for types or labels.
+
+2002-03-03  Richard Henderson  <rth@redhat.com>
+
+	* c-decl.c (start_decl): Initialized variables are not common.
+
+2002-03-02  Per Bothner  <per@bothner.com>
+
+	* gcc.c (option_map):  Suport new --bootclasspath option.
+	--CLASSPATH is now just an alias for --classpath.
+
+2002-03-02  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
+	load if "internal" visibility.
+	* doc/extend.texi: Document visibility meanings.
+
+2002-03-02  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
+	to functions as well.
+
+2002-03-02  Richard Henderson  <rth@redhat.com>
+
+	* attribs.c (handle_alias_attribute): Don't call assemble_alias.
+	(handle_visibility_attribute): Don't call assemble_visibility.
+	* toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
+	without asmspec.  Invoke assemble_alias when needed.
+	* varasm.c (maybe_assemble_visibility): New.
+	(assemble_start_function, assemble_variable, assemble_alias): Use it.
+
+2002-03-02  Richard Henderson  <rth@redhat.com>
+
+	* varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
+	invoke ENCODE_SECTION_INFO with first call flag.
+
+	* config/darwin-protos.h, config/darwin.c, config/darwin.h,
+	config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
+	config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
+	config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
+	config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
+	config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
+	config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
+	config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
+	config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
+	config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
+	config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
+	config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
+	config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
+	config/m68hc11/m68hc11.h, config/m88k/m88k.h,
+	config/mcore/mcore-protos.h, config/mcore/mcore.c,
+	config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
+	config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
+	config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
+	config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
+	config/sh/sh.h, config/sparc/sparc.h,
+	config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
+	config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
+	config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
+	FIRST argument.  As needed, examine it and do nothing.
+
+	* config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
+	config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
+	config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
+
+	* config/arm/t-pe (pe.o): Add dependencies.
+
+2002-03-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
+	cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
+	i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
+	mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
+	pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
+	vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
+	* defaults.h (BITS_PER_UNIT): Define.
+	* doc/tm.texi (BITS_PER_UNIT): Document default value.
+
+2002-03-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Add a prototype for
+	compute_a_shift_length.
+	* config/h8300/h8300.c (h8300_asm_insn_count): New.
+	(compute_a_shift_length): Likewise.
+	(h8300_adjust_insn_length): Do not adjust insn length of shift
+	insns.
+	* config/h8300/h8300.md (anonymous shift patterns): Use
+	compute_a_shift_length.
+
+Sat Mar  2 06:30:14 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/sparc/sparc.c (sparc_initialize_trampoline): Use
+	trunc_int_for_mode.
+
+	* emit-rtl.c (offset_address): Call update_temp_slot_address.
+
+2002-03-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
+	* doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
+	* flags.h (flag_zero_initialized_in_bss): Declare.
+	* toplev.c (flag_zero_initialized_in_bss): New flag.
+	(lang_independent_options): Add flag_zero_initialized_in_bss.
+	* tree.c (initializer_zerop): New function.
+	* tree.h (initializer_zerop): Declare.
+	* varasm.c (assemble_variable): If we can emit bss, put zero
+	initializers in the bss section.
+
+2002-03-02  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
+	like more than one symbol per .weak directive.
+
+2002-03-01  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
+	adjust argument_pointer by pretend_args_size.
+	(ia64_va_start): Adjust va_start address by -pretend_args_size.
+
+2002-03-01  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
+
+Fri Mar  1 20:59:14 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (rest_of_compilation): Delete dead jumptables before
+	loop.
+	* flow.c (delete_dead_jumptables): Make global.
+	* rtl.h (delete_dead_jumptables): Declare.
+
+2002-03-01  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
+	* config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
+	* config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
+
+2002-03-01  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Fix formatting.
+	* config/h8300/h8300.c: Likewise.
+	* config/h8300/h8300.h: Likewise.
+
+2002-03-01  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (print_operand): Support 16-bit
+	constant addresses.
+	* config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
+
+2002-02-28  Richard Henderson  <rth@redhat.com>
+
+	* expmed.c (store_bit_field): Prevent generation of CONCATs;
+	pun complex values as integers; use gen_lowpart instead of
+	gen_rtx_SUBREG.
+	(extract_bit_field): Likewise.
+
+2002-03-01  Alan Modra  <amodra@bigpond.net.au>
+	    David Edelsohn  <edelsohn@gnu.org>
+
+	* doc/tm.texi (ASM_WEAKEN_DECL): Document.
+	(ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
+	(SUPPORTS_WEAK): Likewise.
+	* output.h (add_weak): Add tree param.
+	* varasm.c (add_weak): Likewise.  Save decl.
+	(struct weak_syms): Add decl field.
+	(mark_weak_decls): New function.
+	(init_varasm_once): ggc_add_root mark_weak_decls.
+	(assemble_start_function): Use ASM_WEAKEN_DECL.
+	(assemble_variable): Likewise.
+	(assemble_alias): Likewise.
+	(declare_weak): Pass decl to add_weak.
+	(weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
+	(remove_from_pending_weak_list): Declare and define for
+	ASM_WEAKEN_DECL.
+	* c-pragma.c (handle_pragma_weak): Adjust add_weak call.
+	* c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
+	* defaults.h (SUPPORTS_WEAK): Likewise.
+	* config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
+	.weak for code sym.  Do emit .size for descriptor sym.
+	(ASM_DECLARE_FUNCTION_SIZE): Define.
+	* config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
+	(ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here.  Don't output
+	.lglobl unless TARGET_XCOFF.  Formatting fixes.
+	* config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
+	.weak for code sym.
+	(HANDLE_PRAGMA_WEAK): Remove.
+	(ASM_WEAKEN_LABEL): Remove.
+	* config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
+
+2002-03-01  Jason Merrill  <jason@redhat.com>
+
+	* tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
+	(TARGET_EXPR_CLEANUP): New macro.
+
+2002-02-28  Steve Ellcey  <sje@cup.hp.com>
+
+	* doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
+	to take ptr_extend into account as third type of extension.
+	(SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
+	fields used by SUBREG_PROMOTED_UNSIGNED_P.
+	* rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
+	(SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
+	* calls.c (precompute_arguments): Use new macro.
+	(expand_call): Ditto.
+	* combine.c (nonzero_bits): Ditto.
+	(record_promoted_value): Ditto.
+	* expr.c (store_expr): Ditto.
+	(expand_expr): Ditto.
+	* function.c (assign_parms): Ditto.
+
+2002-02-28  Alexandre Oliva  <aoliva@redhat.com>
+
+	* gcc.c (init_gcc_specs): Get -static and -static-libgcc to
+	override -shared and -shared-libgcc.
+
+2002-02-28  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
+	of "ultrasparc".
+	* config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS.  It appears
+	to be broken.
+
+2002-02-28  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
+	4 cycle latency from MM producers.
+	(ia64_internal_sched_reorder): Likewise with pipeline flush.
+
+2002-02-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* mklibgcc.in: Don't use GNU make extension.
+
+2002-02-28  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-parse.in (STATIC): New terminal.
+	(scspec): New non-terminal.  Update productions accordingly.
+	(program): Remove bogus ifc / end ifc.
+	(array_declarator): Simplify production using STATIC.
+
+2002-02-28  Jim Meyering  <meyering@lucent.com>
+
+	* cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
+	\a still means TARGET_BELL.
+
+2002-02-28  Richard Henderson  <rth@redhat.com>
+
+	* haifa-sched.c (sched_emit_insn): New.
+	(schedule_block): Use last_scheduled_insn to track last insn.
+	* sched-int.h (sched_emit_insn): Prototype.
+	* config/ia64/ia64.c (last_issued): Remove.
+	(ia64_variable_issue): Don't set it.
+	(nop_cycles_until): Use sched_emit_insn.
+
+2002-02-28  Andrew MacLeod  <amacleod@redhat.com>
+
+	* config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
+	extended constants.
+
+2002-02-28  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c: Fix formatting.
+	* config/h8300/h8300.h: Likewise.
+
+2002-02-28  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
+	which may overwrite the high byte of the frame pointer.
+
+2002-02-28  Bo Thorsen  <bo@suse.de>
+
+	* config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
+	(STARTFILE_SPEC): Add 64 bit files.
+	(ENDFILE_SPEC): Likewise.
+
+2002-02-28  Jason Merrill  <jason@redhat.com>
+
+	* c-decl.c (finish_function): Only warn about missing return
+	statement with -Wreturn-type.
+
+Don Feb 28 11:24:30 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
+
+	* i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
+	PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
+
+Don Feb 28 11:07:36 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (BB_REACHABLE): Renumber.
+	(BB_DIRTY, BB_NEW): New flags.
+	(clear_bb_flags): Declare.
+	(update_life_info_in_dirty_blocks): Declare.
+	* cfg.c (clear_bb_flags): New function.
+	* cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
+	* emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
+	reorder_insns, emit_insn_after): Mark block as dirty.
+	* flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
+	(update_life_info_in_dirty_blocks): New function.
+	* recog.c (apply_change_group): Dirtify block.
+
+	* cse.c (cse_insn): Reorder emitting of jump insn to keep
+	cfg consistent.
+	* gcse.c (delete_null_pointer_checks): Likewise.
+
+	* toplev.c (dump_file_index): Move cse2 after bp,
+	add DFI_null
+	(dump_file_info): Similary.
+	(rest_of_compilation): Avoid most of CFG rebuilds;
+	do first if converision after null pointer checks, do cse2
+	after branch prediction; avoid full liveness rebuild after
+	initializing subregs.
+	* invoke.texi (-d options): Document -du, renumber.
+
+	* cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
+	(notice_new_block): Do not set BB_UPDATE_LIFE.
+	(try_forward_edges, merge_blocks_move_predecessor_nojumps,
+	 merge_blocks_move_successor_nojumps, merge_blocks,
+	 try_crossjump_to_edge): Likewise.
+	(try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
+	* cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
+	* ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
+	(merge_of_block): Do not use life_data_ok.
+	(find_if_case_1): Do not use SET_UPDATE_LIFE.
+	(if_convert): Use BB_DIRTY mechanizm to update life.
+	* lcm.c (optimize_mode_switching): Update
+	update_life_info_in_dirty_blocks
+
+2002-02-28  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* Makefile.in (integrate.o): Update.
+	* c-decl.c (copy_lang_decl): Rename.
+	* c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
+	* integrate.c: Include langhooks.h.
+	(copy_decl_for_inlining): Update to use langhook.
+	* langhooks-def.h (lhd_do_nothing_t,
+	LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
+	(LANG_HOOKS_INITIALIZER): Update.
+	* langhooks.c (lhd_do_nothing_t): New.
+	* langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
+	* tree.h (copy_lang_decl): Remove.
+objc:
+	* objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
+
+2002-02-27  Andrew MacLeod  <amacleod@redhat.com>
+
+	* dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
+	POST_DEC, and POST_MODIFY.
+
+2002-02-27  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-typeck.c (digest_init): Remove unused parameter; all
+	callers changed.
+
+2002-02-27  Geoffrey Keating  <geoffk@redhat.com>
+
+	* expmed.c (expand_shift): Correctly test for low part of a
+	subreg.
+
+2002-02-27  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_chunkify_pool): Do not confuse
+	insn UIDs with insn addresses.
+
+2002-02-27  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
+	c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
+	cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
+	builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
+	gcc.c, toplev.c: Delete code implementing -traditional mode.
+
+	* doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
+	doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
+	Document removal of -traditional mode for compilation, and
+	remove documentation only relevant to that mode.
+
+	* config/nextstep.h, config/ptx4.h, config/svr4.h,
+	config/convex/convex.h, config/d30v/d30v.h,
+	config/i386/dgux.h, config/i386/osf1elf.h,
+	config/i386/osfelf.h, config/i386/osfrose.h,
+	config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
+	config/m68k/hp310.h, config/m88k/dgux.h,
+	config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
+	config/m88k/m88k.h, config/m88k/openbsd.h,
+	config/mips/abi64.h, config/mips/osfrose.h,
+	config/mips/svr4-5.h, config/mips/svr4-t.h,
+	config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
+	config/stormy16/stormy16.h: Remove all references to
+	-traditional from target specs.  Delete all mention of the
+	no-longer-necessary TRADITIONAL_RETURN_FLOAT macro.  Also
+	delete a couple of commented-out definitions of
+	DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
+	to -traditional.
+
+	* system.h: Poison TRADITIONAL_RETURN_FLOAT.
+	* doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
+
+2002-02-27  Zack Weinberg  <zack@codesourcery.com>
+
+	* mklibgcc.in: Don't use \n in a line subject to
+	interpretation by echo.
+
+2002-02-27  Graham Stott  <grahams@redhat.com>
+
+	* config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
+	Constify NAME.
+
+	* loop.c (prescan_loop): Handle PARALLEL.
+
+	* unroll.c (loop_iterations): Return 0 if the add_val for
+	a BIV is REG.
+
+	* final.c (output_operand_lossage): Constify PFX_STR.
+
+	* df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
+
+Wed Feb 27 10:45:19 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
+	* x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
+
+Wed Feb 27 10:39:20 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
+
+2002-02-27  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (_cpp_lex_token): Handle directives in macro
+	arguments.
+	* cpplib.c (_cpp_handle_directive): Save and restore state
+	if parsing macro args when entering a directive.
+	* cppmacro.c (collect_args): No need to handle directives
+	in macro arguments.
+	(enter_macro_context, replace_args): Use the original macro
+	definition in case it was redefined whilst collecting arguments.
+doc:
+	* cpp.texi: Update.
+
+2002-02-26  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
+	* config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
+	* config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
+	method on AIX.
+	* config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
+	(movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
+	(load_toc_v4_PIC_2): Same.
+
+2002-02-26  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
+
+2002-02-26  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (ashldi_se): Re-enable.
+
+2002-02-26  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_encode_section_info): Examine
+	MODULE_LOCAL_P; improve commentary.
+
+2002-02-26  Zack Weinberg  <zack@codesourcery.com>
+
+	* doc/cpp.texi: Clarify documentation of relationship between
+	#line and #include.
+
+2002-02-26  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Update the prototype for
+	compute_logical_op_length.  Add the prototype for
+	compute_logical_op_cc.
+	* config/h8300/h8300.c (compute_logical_op_length): Figure out
+	code from operands.
+	(compute_logical_op_cc): New.
+	* config/h8300/h8300.md: Combine all the logical op patterns
+	in HImode and SImode.  Use compute_logical_op_cc.
+
+2002-02-26  Kelley Cook  <kelleycook@comcast.net>
+
+	* config/i386/i386.c (print_operand): Don't append ATT-style
+	length suffixs to x87 opcodes when in Intel mode.
+
+2002-02-26  Ryan T. Sammartino <ryants@shaw.ca>
+
+	* emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
+	(init_emit_once): Update calls.
+	* fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
+	(init_syntax_once): Prototype.
+
+2002-02-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa-linux.h (LIB_SPEC): Update definition.
+	* pa32-linux.h (LINK_COMMAND_SPEC): Delete.
+
+2002-02-26  Richard Henderson  <rth@redhat.com>
+
+	* config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
+	if we emitted a stop bit.
+
+2002-02-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* configure.in (libgcc_visibility): Substitute.
+	* configure: Rebuilt.
+	* mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
+	defined symbols .hidden.
+
+2002-02-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* attribs.c (c_common_attribute_table): Add visibility.
+	(handle_visibility_attribute): New function.
+	* varasm.c (assemble_visibility): New function.
+	* output.h (assemble_visibility): Add prototype.
+	* tree.h (MODULE_LOCAL_P): Define.
+	* crtstuff.c (__dso_handle): Use visibility attribute.
+	* config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
+	for MODULE_LOCAL_P symbols too.
+	* config/ia64/ia64.c (ia64_encode_section_info): Handle
+	MODULE_LOCAL_P symbols the same way as local symbols.
+	Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
+	into .sdata/.sbss by the user.
+	* doc/extend.texi (Function Attributes): Document visibility
+	attribute.
+
+2002-02-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/5770
+	* dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
+	STRING_CST initializer spanning the whole variable without
+	embedded zeros.
+	If expand_expr returned MEM, don't use it.
+
+2002-02-26  Alexandre Oliva  <aoliva@redhat.com>
+
+	* dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
+	generate a die for the lexical block.
+
+2002-02-26  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Add a prototype for
+	compute_logical_op_length.
+	* config/h8300/h8300.c (compute_logical_op_length): New.
+	* config/h8300/h8300.md (anonymous logical patterns): Use
+	compute_logical_op_length for length.
+
+2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
+
+	* dwarf2out.c (modified_type_die): Do not call type_main_variant
+	for vectors.
+	(gen_type_die): Same.
+
+	* attribs.c (handle_vector_size_attribute): Set debug information.
+
+2002-02-26  Daniel Egger  <degger@fhm.edu>
+
+	* config/rs6000/rs6000.md: Swap define_insn attributes to
+	fix incorrect generation of merge high instructions instead
+	of merge low.
+
+2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
+
+	* c-typeck.c (really_start_incremental_init): Use
+	bitsize_zero_node for vectors.
+
+2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
+	("*set_vrsave_internal"): Same.
+
+2002-02-25  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
+	in EXPAND_SUM case.  Use host_integerp/tree_low_cst.
+
+2002-02-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/5755
+	* config/i386/i386.c (ix86_return_pops_args): Only pop
+	fake structure return argument if it was passed on the stack.
+
+2002-02-25  Jason Merrill  <jason@redhat.com>
+
+	* attribs.c (decl_attributes): Also re-layout PARM_DECL and
+	RESULT_DECL.
+
+2002-02-25  Alexandre Oliva  <aoliva@redhat.com>
+
+	* gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
+	link with shared_name only.
+	* doc/invoke.texi (Link Options): Document new behavior.
+
+2002-02-25  Aldy Hernandez  <aldyh@redhat.com>
+
+	* c-typeck.c (push_init_level): Handle vectors.
+
+2002-02-25  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sparc/sparc.c (const64_high_operand): Zero-extend
+	operands of SPARC_SETHI_P.
+	(input_operand): Likewise.
+	(sparc_emit_set_const32): Likewise.
+	* config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
+	(SPARC_SETHI32_P): Zero-extend operand from 32 bits.
+	(CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'.  Add `N' as SETHI.
+	* config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
+	(movdi_insn_sp64_vis): Likewise.
+	(movdi split, movdf split): Use SETHI32.
+	* doc/md.texi: Document SPARC constraints L, M and N.
+
+2002-02-25  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md ("get_vrsave_internal"): New.
+	("*set_vrsave_internal"): use mfspr for Darwin.
+
+	* config/rs6000/rs6000.c (rs6000_emit_prologue): Call
+	gen_get_vrsave_internal.
+
+Sun Feb 24 16:38:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
+
+2002-02-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplex.c (cpp_interpret_charconst): Get signedness or
+	otherwise of wide character constants correct.
+	* cppexp.c (lex): Get signedness of wide charconsts correct.
+
+Sun Feb 24 07:41:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* optabs.c (widen_operand): Only call convert_modes for
+	promoted SUBREG if signedness matches.
+	* config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
+
+2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpplib.c (glue_header_name): Use local buffer to build up
+	header name.
+
+2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
+
+2002-02-23  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
+	H8/300[HS] separately.
+	* config/h8300/h8300.md: Remove the early clobber constraint
+	from bit field patterns.
+
+2002-02-23  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (mulqihi3): Tighten predicates to
+	register_operand.
+	(mulhisi3): Likewise.
+	(umulqisi3): Likewise.
+	(umulhisi3): Likewise.
+
+2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (output_deps): Correct test for stdout output.
+	(init_dependency_output): Cure warning.
+
+Sat Feb 23 08:42:47 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (store_expr): When converting expression to promoted
+	equivalent type, allow using SUBREG_REG of TARGET as the target
+	of the expansion of EXP.
+	* loop.c (basic_induction_var, case SUBREG): Always look inside.
+	* config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
+	(alpha_emit_set_const): Handle SImode when can't make new pseudos.
+	(alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
+	* config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
+
+2002-02-23  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/contribute.texi, doc/extend.texi, doc/install.texi,
+	doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
+	doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
+
+2002-02-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5747
+	* loop.c (scan_loop): Update reg info if move_movables created new
+	pseudos.
+
+2002-02-23  David Edelsohn  <edelsohn@gnu.org>
+
+	* gcc.c (init_gcc_spec): Revert last change.
+
+2002-02-23  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
+	gpc_reg_operand constraint.
+
+2002-02-23  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
+	Simplify comparison of `low'.
+	(add_operand): Fix formatting.
+	(non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
+	(mask_operand): Disallow mask to wrap in 64-bit mode.
+	(rs6000_stack_info): Remove redundant test setting push_p.
+	(output_toc): Fix formatting.
+	* config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
+	cc_reg_not_cr0_operand constraint.
+	(booldi3, boolcdi3 splitters): Same.
+
+2002-02-23  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Add extra level of parentheses on casts.
+
+2002-02-22  David Edelsohn  <edelsohn@gnu.org>
+
+	* gcc.c (init_gcc_spec): Do not link with static libgcc.a if
+	gcc invoked with -shared-libgcc.
+
+2002-02-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/5748
+	* stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
+	decl if any of elements was TREE_USED.
+
+2002-02-22  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sparc/sol2.h: Don't include sys/mman.h.
+	* config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
+	(arith_4096_operand): Don't throw high bits away.
+	(const64_operand): Take sign extension of CONST_INTs into account.
+	(const64_high_operand, sparc_emit_set_const32): Likewise.
+	(GEN_HIGHINT64): Likewise.
+	(sparc_emit_set_const64_quick1): Likewise.
+	(const64_is_2insns): Likewise.
+	(print_operand): Use trunc_int_for_mode for sign extension.
+	* config/sparc/sparc.h (SMALL_INT32): Likewise.
+	* config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
+	chars.  Assume CONST_INT is already properly sign-extended.
+	(movdi split): Sign-extend each SImode part.
+	(andsi3 split): Don't mask high bits off, so that result
+	remains properly sign-extend.
+	(iorsi3 split): Likewise.
+	(xorsi3 split): Likewise.
+
+2002-02-22  Richard Sandiford  <rsandifo@redhat.com>
+
+	* fold-const.c (fold): Fix typo in comments.
+
+2002-02-21  Diego Novillo  <dnovillo@redhat.com>
+
+	* Makefile.in (langhooks.o): Update dependencies.
+
+2002-02-21  Diego Novillo  <dnovillo@redhat.com>
+
+	* langhooks.c: Include flags.h.
+
+2002-02-21  Aldy Hernandez  <aldyh@redhat.com>
+
+	* testsuite/gcc.dg/attr-alwaysinline.c: New.
+
+	* c-common.c (c_common_post_options): Set inline trees by
+	default.
+
+	* doc/extend.texi (Function Attributes): Document always_inline
+	attribute.
+	Update documentation about inlining when not optimizing.
+
+	* cp/decl.c (duplicate_decls): Merge always_inline attribute.
+
+	* cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
+	unless DECL_ALWAYS_INLINE.
+
+	* c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
+	unless DECL_ALWAYS_INLINE.
+	(c_disregard_inline_limits): Disregard if always_inline set.
+
+	* langhooks.c (lhd_tree_inlining_disregard_inline_limits):
+	Disregard if always_inline set.
+	(lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
+	unless DECL_ALWAYS_INLINE.
+
+	* attribs.c (handle_always_inline_attribute): New.
+	(c_common_attribute_table): Add always_inline.
+
+	* config/rs6000/altivec.h: Add prototypes for builtins
+	requiring the always_inline attribute.
+
+2002-02-21  Eric Christopher  <echristo@redhat.com>
+
+	* expmed.c (store_bit_field): Try to simplify the subreg
+	before generating a new one when when the mode size of
+	value is less than maxmode.
+
+2002-02-21  Richard Henderson  <rth@redhat.com>
+
+	* emit-rtl.c (offset_address): Use simplify_gen_binary rather
+	than gen_rtx_PLUS to form the sum.
+	* explow.c (force_reg): Rearrange to not allocate new pseudo
+	when force_operand returns a register.
+	* expr.c (expand_assignment): Allow offset_rtx expansion to
+	return a sum.  Do not force addresses into registers.
+	(expand_expr): Likewise.
+	* simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
+	to canonicalize arithmetic that didn't simpify.
+	(simplify_plus_minus): New argument force; update
+	all callers.  Don't split CONST unless we can do something with it,
+	and wouldn't lose the constness of the operands.
+
+	* config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
+	that we generated earlier.
+
+2002-02-21  Tom Tromey  <tromey@redhat.com>
+
+	* dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+	(output_line_info): Use constant `1', with a long explanatory
+	comment.
+	* system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
+
+Thu Feb 21 22:43:44 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* jump.c (redirect_jump): If old label has no UID, don't try to
+	delete it.
+
+Thu Feb 21 21:17:21 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
+	If input is constant, do shifts at compile time.
+
+2002-02-21  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/extend.texi: Fix some more overfull hboxes.
+
+2002-02-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/4994
+	* config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
+	register moves.
+
+2002-02-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/4574
+	* expr.h (expand_and): Add mode argument.
+	* expmed.c (expand_and): Add mode argument.
+	(expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
+	* expr.c (store_field, expand_expr, do_store_flag): Likewise.
+	* except.c (expand_builtin_extract_return_addr): Likewise.
+	* config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
+	* config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
+	* config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
+	Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
+	* config/c4x/c4x.md: Use GEN_INT (x) instead of
+	gen_rtx (CONST_INT, VOIDmode, x).
+
+2002-02-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/4697:
+	* stmt.c (warn_if_unused_value): Move side effects test once more.
+
+2002-02-20  Torbjorn Granlund  <tege@swox.com>
+
+	* config/avr/avr.md: Add more patterns for mized-mode add and subtract
+	(addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
+
+Thu Feb 21 16:20:46 2002  Alexandre Oliva  <aoliva@redhat.com>
+
+	* rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
+	SUBREG or ZERO_EXTEND.
+
+Thu Feb 21 15:35:46 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.h (current_function_anonymous_args): Remove.
+	(SETUP_INCOMING_VARARGS): Don't set it - just check that one
+	of current_function_varargs and current_function_stdarg is set.
+	* sh.c (sh_expand_prologue): Check current_function_varargs /
+	current_function_stdarg / TARGET_SH5 instead of
+	current_function_anonymous_args.
+
+	* sh64.h (TARGET_VERSION): Define.
+
+2002-02-20  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
+	VRSAVE_REGNO on TARGET_ALTIVEC.
+
+2002-02-20  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
+	bits of SImode const_int.
+	(includes_rshift_p): Likewise.
+	(print_operand): Call mask_operand and mask64_operand with correct
+	mode.
+	(rs6000_output_function_epilogue): Pad traceback table to word.
+	* config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
+	(EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
+	mask64_operand with correct mode.
+	(FUNCTION_ARG_REGNO_P): Correct parentheses.
+
+2002-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/4461
+	* varasm.c (get_pool_constant_mark): New.
+	* rtl.h (get_pool_constant_mark): Add prototype.
+	* dwarf2out.c (mem_loc_descriptor): A pool constant cannot
+	be represented if it has not been output.
+
+2002-02-20  Alexandre Oliva  <aoliva@redhat.com>
+
+	* combine.c (do_SUBST): Sanity check substitutions of
+	CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
+	(subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
+	CONST_INT into its operand.
+	(known_cond): Likewise, for ZERO_EXTEND.
+	* simplify-rtx.c (simplify_unary_operation): Fix condition to
+	allow for simplification of wide modes.  Reject CONST_INTs in
+	ZERO_EXTEND when their actual mode is not given.
+
+2002-02-20  Alexandre Oliva  <aoliva@redhat.com>
+
+	* c-decl.c (pushdecl): If no global declaration is found for an
+	extern declaration in block scope, try a limbo one.
+
+2002-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/4401
+	* c-common.c (pointer_int_sum): Moved from...
+	* c-typeck.c (pointer_int_sum): ...here.
+	* c-common.h (pointer_int_sum): Add prototype.
+
+2002-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/5713
+	* c-decl.c (duplicate_decls): Return 0 if issued error about
+	redeclaration.
+
+2002-02-20  Roger Sayle  <roger@eyesopen.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/4389
+	* tree.c (host_integerp): Ensure that the constant integer is
+	representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
+	when pos is zero or nonzero respectively.  Clarify comment.
+	* c-format.c (check_format_info_recurse): Fix host_integerp
+	usage; the pos argument should be zero when assigning to a
+	signed HOST_WIDE_INT.
+
+2002-02-20  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_vector_move): Use the mode
+	of the operand, rather than assuming TImode.
+	(ix86_expand_binop_builtin): Cope with commutative patterns
+	using nonimmediate_operand for both operands.
+	(ix86_expand_timode_binop_builtin): Likewise.
+	(ix86_expand_store_builtin): Validate operand 1.
+	(ix86_expand_unop1_builtin): Likewise.
+
+2002-02-20  Philip Blundell  <philb@gnu.org>
+
+	PR 5705
+	* config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
+
+2002-02-20  Richard Henderson  <rth@redhat.com>
+
+	PR c/5615
+	* expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
+
+2002-02-20  Tom Tromey  <tromey@redhat.com>
+
+	* config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+	* config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+	* config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+	* config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+	* dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
+	unconditionally.
+
+Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
+
+	* config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
+	  for (const_int 0) in X not just INTVAL.
+
+2002-02-20  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/extend.texi: Avoid or reduce overfull hboxes.
+
+2002-02-20  Diego Novillo  <dnovillo@redhat.com>
+
+	* expmed.c (store_bit_field): Do not store bit fields using SUBREG
+	operations if the field does not start at a mode boundary.
+
+2001-02-20	Joel Sherrill <joel@OARcorp.com>
+
+	* config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
+	config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
+	Also done for -Acpu and -Amachine.
+
+2002-02-20  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppinit.c (init_dependency_output): Take deps output file
+	from -o if none given with -MF.  Suppress normal output.
+	* gcc.c (cpp_unique_options): Have -M and -MM imply -E.
+	* doc/cpp.texi, doc/invoke.texi: Update.
+
+2002-02-19  Zack Weinberg  <zack@codesourcery.com>
+
+	* toplev.c (output_quoted_string): Write unprintable
+	characters with octal escapes.
+
+2002-02-19  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
+	really_call_used[VRSAVE_REGNO] if not Altivec.
+
+2002-02-19  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
+	MODE_MASK.
+	(constant_pool_expr_1): Fix formatting.
+	(rs6000_legitimize_reload_address): Likewise.
+
+Tue Feb 19 20:13:57 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
+	now that we have one.
+
+2002-02-19  Zack Weinberg  <zack@codesourcery.com>
+
+	* tree.h (struct tree_common): Remove aux.  Add unused_0 at
+	end of first block of bitfields (which was only seven bits);
+	rename dummy to unused_1; remove comment which is no longer true.
+
+2002-02-19  Gaute B Strokkenes <gs234@cam.ac.uk>
+
+	* doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
+
+2002-02-19  Philip Blundell  <pb@nexus.co.uk>
+
+	PR 5399
+	* config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
+	if generating PIC.
+
+	PR 5054
+	* config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
+	arm_is_longcall_p rather than inspecting call-type cookie
+	directly.
+	(call_value_insn) [TARGET_THUMB]: Likewise.
+
+2002-02-19  Graham Stott  <grahams@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_builtin): Fix typo.
+
+2002-02-19  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
+	({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
+	(FP_SAVE_INLINE): Delete.
+
+	* config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
+	* config/rs6000/eabi.asm: Remove ABI save restore routines.
+	* config/rs6000/t-ppccomm: Build crtsavres.o.
+	* config/rs6000/crtsavres.asm: New file.
+
+2002-02-19  Philip Blundell  <philb@gnu.org>
+
+	* config/arm/arm.c (use_return_insn): Don't reject interrupt
+	functions.
+	(arm_compute_save_reg_mask): Save LR for interrupt functions too.
+	(output_return_instruction): Allow interrupt functions to return with
+	ldmfd sp!, {... pc}^.  Use LDR to restore any single register.
+	(arm_expand_prologue): Subtract 4 before stacking LR in an
+	interrupt function.
+
+2002-02-19  Philip Blundell  <pb@nexus.co.uk>
+
+	* config/arm/arm.c (arm_encode_call_attribute): Operate on any
+	decl, not just FUNCTION_DECL.
+	(legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
+	(arm_assemble_integer): Likewise.
+	* config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
+	marked local.
+
+2002-02-19  matthew green  <mrg@eterna.com.au>
+
+	* config.gcc (sparc-*-netbsdelf*): Enable target.
+	(sparc64-*-netbsd*): New target.
+	* config/sparc/netbsd-elf.h: New file.
+	* config/sparc/t-netbsd64: New file.
+
+2002-02-19  Gaute B Strokkenes <gs234@cam.ac.uk>
+
+	* doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
+
+2002-02-19  Ryan T. Sammartino <ryants@shaw.ca>
+
+	* doc/invoke.texi: explicitly list the style guidelines that
+	-Weffc++ checks for.
+
+Tue Feb 19 12:37:23 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* regmove.c (regmove_optimize): Avoid increasing of register pressure.
+
+2002-02-19  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR other/5718
+	* gcc.c (cpp_unique_options): Treat -o as indicating object file
+	only if not -E.  If -E, pass -o through to the preprocessor.
+
+2002-02-19  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
+	register number with an appropriate macro.
+
+2002-02-19  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
+
+	* doc/rtl.texi (Constants): Close @code tag.
+
+2002-02-19  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
+	("mmx_uavgv4hi3"): Same.
+	("pmulhrwv4hi3"): Same.
+
+	* tree-inline.c (walk_tree): Handle vectors.
+
+	* c-common.c (constant_expression_warning): Handle vectors.
+	(overflow_warning): Same.
+
+	* sched-deps.c (sched_analyze_2): Handle vectors.
+
+	* rtlanal.c (rtx_unstable_p): Handle vectors.
+	(rtx_varies_p): Same.
+	(count_occurrences): Same.
+	(regs_set_between_p): Same.
+	(modified_between_p): Same.
+	(modified_in_p): Same.
+	(volatile_insn_p): Same.
+	(volatile_refs_p): Same.
+	(side_effects_p): Same.
+	(may_trap_p): Same.
+	(inequality_comparisons_p): Same.
+	(replace_regs): Same.
+	(computed_jump_p_1): Same.
+
+	* rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
+	argument.
+	(inner_mode_array): New.
+	(copy_rtx): Handle vectors.
+	(copy_most_rtx): Same.
+	(rtx_equal_p): Same.
+	(get_mode_alignment): Adjust for vectors.
+
+	* resource.c (mark_referenced_resources): Handle vectors.
+	(mark_set_resources): Same.
+
+	* reload1.c (eliminate_regs): Handle vectors.
+	(elimination_effects): Same.
+	(scan_paradoxical_subregs): Same.
+
+	* reload.c (subst_reg_equivs): Handle vectors.
+
+	* regrename.c (scan_rtx): Handle vectors.
+
+	* regclass.c (reg_scan_mark_refs): Handle vectors.
+
+	* recog.c (find_single_use_1): Handle vectors.
+
+	* local-alloc.c (equiv_init_varies_p): Handle vectors.
+	(contains_replace_regs): Same.
+	(memref_referenced_p): Same.
+
+	* integrate.c (copy_rtx_and_substitute): Handle vectors.
+	(subst_constants): Same.
+
+	* genattrtab.c (attr_copy_rtx): Handle vectors.
+	(encode_units_mask): Same.
+	(clear_struct_flag): Same.
+	(count_sub_rtxs): Same.
+
+	* gcse.c (want_to_gcse_p): Handle vectors.
+	(oprs_unchanged_p): Same.
+	(hash_expr_1): Same.
+	(oprs_not_set_p): Same.
+	(expr_killed_p): Same.
+	(compute_transp): Same.
+	(store_ops_ok): Same.
+
+	* function.c (purge_addressof_1): Do not allow paradoxical subregs
+	of vectors.
+	(fixup_var_refs_1): Same.
+	(instantiate_virtual_regs_1): Same.
+
+	* fold-const.c (operand_equal_p): Handle vectors.
+	(fold): Same.
+	(rtl_expr_nonnegative_p): Same.
+
+	* flow.c (mark_used_regs): Handle vectors.
+
+	* df.c (df_uses_record): Handle vectors.
+
+	* cselib.c (cselib_subst_to_values): Handle vectors.
+	(cselib_mem_conflict_p): Same.
+	(hash_rtx): Same.
+
+	* cse.c (canon_reg): Handle vectors.
+	(fold_rt): Same.
+	(cse_process_notes): Same.
+	(count_reg_usage): Same.
+	(canon_hash): Same.
+
+	* alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
+
+	* combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
+
+	* emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
+	(gen_rtx): Handle CONST_VECTOR.
+	(gen_const_vector_0): New.
+	(copy_rtx_if_shared): CONST_VECTORs can be shared.
+	(reset_used_flags): Same.
+	(copy_insn_1): Same.
+	(initializer_constant_valid_p): Handle VECTOR_CST.
+
+	* doc/c-tree.texi (Expression trees): Document VECTOR_CST.
+
+	* doc/rtl.texi (Constants): Document const_vector.
+	(CONST0_RTX): Update for vectors.
+	(RTL sharing): Same.
+
+	* print-tree.c (print_node): Add case for VECTOR_CST.
+
+	* tree.h (TREE_VECTOR_CST_ELTS): New.
+	(struct tree_vector): New.
+	(union tree_node): Add vector node.
+	(build_vector): Add prototype.
+
+	* tree.def (VECTOR_CST): New.
+
+	* tree.c (build_vector): New.
+
+	* expmed.c (make_tree): Handle CONST_VECTOR.
+
+	* rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
+	(CONST_VECTOR_ELT): New.
+	(CONST_VECTOR_NUNITS): New.
+
+	* machmode.h (GET_MODE_INNER): New.
+	(DEF_MACHMODE): Accept 8th arg.
+
+	* machmode.def: Add 8th argument for vector inner mode.
+	Add inner vector modes for vectors.
+
+	* rtl.def (VEC_CONST): Remove.
+	(CONST_VECTOR): New.
+
+	* expr.c (clear_storage): Allow vectors.
+	(is_zeros_p): Handle VECTOR_CST.
+
+	* varasm.c (output_constant_pool): Handle vectors.
+	(rtx_const): Add veclo and vechi fields.
+	(kind): Add RTX_VECTOR.
+	(decode_rtx_const): Add case for vector.
+
+	* config/rs6000/rs6000-protos.h: Add zero_constant.
+
+	* config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
+	constants.  Force easy vector constants into memory.
+	(easy_vector_constant): New.
+	(emit_easy_vector_constant): New.
+	(rs6000_legitimize_reload_address): Do not generate bad reloads on
+	darwin.
+
+	* config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
+	instruction does.
+	("altivec_lvxl"): Same.
+	(altivec_lvebx): Same.
+	(altivec_lvehx): Same.
+	(altivec_lvewx): Same.
+	("*movv4si_const0"): New.
+	("*movv4sf_const0"): New.
+	("*movv8hi_const0"): New.
+	("*movv16qi_const0"): New.
+
+2002-02-18  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (notice_update_cc): Use
+	cc_status.value2.
+
+2002-02-18  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (divmod patterns): Change the
+	constraints for operands[1] to register_operand.
+
+2002-02-18  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Remove the prototype for
+	p_operand.
+	* config/h8300/h8300.c (p_operand): Remove.
+	* config/h8300/h8300.md: Replace p_operand with
+	const_int_operand.
+
+2002-02-18 Philip Blundell <pb@nexus.co.uk>
+
+	* config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
+	comment.
+	(output_return_instruction): Allow use of LDR to unstack
+	return addresss even for interrupt handlers or when
+	interworking.  If compiling for ARMv5, use interworking-safe
+	return instructions by default.  Remove duplicated code and
+	lengthy "strcat" sequences.
+
+2002-02-18  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
+	(LINK_EH_SPEC): Define.
+	* config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
+
+2002-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_emit_prologue): Do not set the
+	frame_related flag for call-clobbered registers.
+
+Mon Feb 18 15:07:35 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
+	(construct_container): Fix handling of SSE operands.
+	(ix86_expand_builtin): Fix handling of 64bit pointers.
+	(mmx_maskmovq_rex): New pattern.
+
+Mon Feb 18 11:55:55 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* regrename.c (kill_set_value): Handle subregs properly.
+
+2002-02-18  David Billinghurst <David.Billinghurst@riotinto.com>
+
+	* objc/objc-act.c (handle_impent): Remove leading '*'
+	from objc_class_name.
+
+2002-02-17  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (some_small_symbolic_operand,
+	some_small_symbolic_operand_1, split_small_symbolic_operand,
+	split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
+	Handle small SYMBOL_REFs anywhere, not just inside memories.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/alpha.h (PREDICATE_CODES): Update.
+	* config/alpha/alpha.md (small symbolic operand splitter): Update.
+
+2002-02-17  Roland McGrath  <roland@frob.com>
+
+	* config.gcc (powerpc-*-gnu-gnualtivec*,
+	powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
+	* config/rs6000/gnu.h: New file.
+	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
+	Grok "gnu" in rs6000_abi_name.
+	(ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
+	CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
+	Grok -mcall-gnu analogous to -mcall-linux et al.
+	(LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
+	LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
+	(SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
+
+2002-02-17  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/3444:
+	* c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
+	shortening.
+
+2002-02-17  Philipp Thomas  <pthomas@suse.de>
+
+	* config/cris/cris.h: Undefine STARTFILE_SPEC and
+	ENDFILE_SPEC before (re)defining them.
+
+2002-02-17  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c: Fix formatting.
+	* config/h8300/h8300.h: Likewise.
+
+2002-02-17  Philipp Thomas  <pthomas@suse.de>
+
+	* doc/tm.texi: Explain why empty strings should not be
+	marked for translation.
+
+2002-02-17  Philipp Thomas  <pthomas@suse.de>
+
+	* final.c (output_operand_lossage): Changed to accept
+	printf style arguments. Change calls where necessary.
+	* output.h (output_operand_lossage): Change declaration
+	accordingly. Update copyright.
+	* config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
+	config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
+	Update copyright date where necessary.
+
+	* config/i386/i386.c (print_operand): Likewise. Remove use of
+	sprintf.
+
+	* config/cris/cris.c (cris_operand_lossage): Likewise.
+	Rename parameter so that exgettext recognizes it as
+	translatable message.
+	(LOSE_AND_RETURN): Rename parameter to msgid.
+
+2002-02-17  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
+	hard coded register number with an appropriate macro.
+	(HARD_REGNO_MODE_OK): Likewise.
+	(ARG_POINTER_REGNUM): Likewise.
+	(STATIC_CHAIN_REGNUM): Likewise.
+	(RETURN_ADDRESS_POINTER_REGNUM): Likewise.
+	* config/h8300/h8300.md (define_constants): Define more
+	register numbers.
+
+2002-02-17  Philipp Thomas  <pthomas@suse.de>
+
+	* config/i386/i386.h: Don't mark empty strings for translation.
+
+2002-02-16  H.J. Lu <hjl@gnu.org>
+
+	* config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
+
+2002-02-16  Zack Weinberg  <zack@codesourcery.com>
+
+	* cppinit.c (merge_include_chains): Check for brack being
+	NULL before attempting to merge it with qtail.
+
+2002-02-16  Andrew Cagney  <ac131313@redhat.com>
+
+	* config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
+	DBX_DEBUG.
+
+2002-02-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa/t-pa, pa/t-pro, som.h: Revert last patch.
+
+2002-02-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
+	* pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
+	* som.h (DO_GLOBAL_DTORS_BODY): Delete define.
+
+Sat Feb 16 13:48:50 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
+	now only if !TARGET_FIX.
+	(*movsi_nt_vms_fix): New pattern.
+
+2002-02-16  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/alpha/alpha.c: Implement null frame procedure types on VMS.
+	(alpha_procedure_type): Replaces alpha_is_stack_procedure.
+	(alpha_sa_mask, alpha_sa_size): Reflect above change.
+	(alpha_pv_save_size, alpha_expand_prologue): Likewise.
+	(alpha_start_function, alpha_expand_epilogue): Likewise.
+	(unicosmk_gen_dsib): Likewise.
+
+Sat Feb 16 13:39:09 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
+
+2002-02-16  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
+	check_and_change_labels, s390_final_chunkify): Delete.
+	(s390_split_branches, s390_chunkify_pool): New functions.
+	(s390_function_prologue): Call them.
+
+	* config/s390/s390.h (S390_REL_MAX): Delete.
+	(S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
+
+	* config/s390/s390.md (cjump, icjump, jump): Fix length
+	attribute calculation.
+
+
+2002-02-15  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
+	* config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
+
+2002-02-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
+	* config/pa/pa-linux.h (LIB_SPEC): Likewise.
+	* config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
+
+2002-02-15  Richard Sandiford  <rsandifo@redhat.com>
+
+	* c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
+
+2002-02-15  Richard Sandiford  <rsandifo@redhat.com>
+
+	* reload.c (find_dummy_reload): Check that an output register
+	is valid for its mode.
+
+2002-02-14  Alexandre Oliva  <aoliva@redhat.com>
+
+	* combine.c (known_cond): After replacing the REG of a SUBREG, try
+	to simplify it.
+
+	* function.c (assign_parms): Demote promoted argument passed by
+	transparent reference.
+
+2001-02-14	Joel Sherrill <joel@OARcorp.com>
+
+	* config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
+	-Acpu() and -Amachine() to eliminate warnings.
+
+2002-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
+
+2002-02-14  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Update the prototype for
+	const_costs.
+	* config/h8300/h8300.c (const_costs): Treat SET as a little
+	more expensive operation.
+	* config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
+	reference to const_costs.
+
+2002-02-14  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
+
+2002-02-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5503:
+	* c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
+	use arguments from newtype.
+
+2002-02-13  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.c (override_options): Add check for march/mipsX
+	on the same command line. Fix error message in cpu processing.
+	Remove architecture and ISA checks.
+
+2002-02-14  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
+
+	* config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
+
+2002-02-14  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
+	alternatives.
+	("*movv8hi_internal1"): Same.
+	("*movv16qi_internal1"): Same.
+	("*movv4sf_internal1"): Same.
+
+	* config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
+	not push_reload for altivec modes.
+
+2002-02-13  Joel Sherrill  <joel@OARcorp.com>
+
+	* config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
+	all RTEMS targets including removal of #includes from config/*/rtems*.h
+	file and adding them to tm_file setting. Added xm_defines=POSIX to
+	many targets.
+	* config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
+	* config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
+	* config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
+	* config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
+	* config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
+	config/m68k/rtemself.h: Ditto.
+	* config.gcc (mips*-*-rtems*), config/mips/rtems.h,
+	config/mips/rtems64.h: Ditto.
+	* config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
+	* config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
+	Ditto.
+	* config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
+	config/sparc/rtemself.h: Ditto.
+	* config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
+	* config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
+	arm-rtems stanza closer to other arm-elf targets and made arm-rtems
+	more like arm-elf.
+	* config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
+	config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
+	target made more similar to i386-elf.
+	* config/i386/t-rtems-i386: Added soft float support and multilibs.
+	* config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
+	be similar to config/m68k/t-m68kelf.
+	* gthr-rtems.h: Encapsulate with extern "C" for C++.
+
+Wed Feb 13 23:41:15 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* regmove.c (kill_value): Handle subregs.
+
+Wed Feb 13 23:34:30 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (mul patterns): Allow memory operand to be first;
+	add expanders where needed; fix constraints.
+	(min?f_nonieee, max?f_nonieee, SSE TImode patterns):
+	Allow memory operand to be the first.
+
+	* i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
+	operands.
+
+2002-02-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5681:
+	* expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
+	GET_MODE (x).
+
+2002-02-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR optimization/5547:
+	* config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
+	all valid IA-32 address modes involving non-scaled %ebx and
+	GOT/GOTOFF as displacement.
+
+2002-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
+	after emitting ltorg insns.
+
+	* config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
+	*cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
+	*muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
+	*abssf2): Fix "op_type" attribute.
+
+2002-02-13  Douglas B Rupp  <rupp@gnat.com>
+
+	* mkconfig.sh: Avoid using a subshell redirect.
+	($output.T): Change to $(output)T.
+	(ENABLE_NLS): Remove unneeded undef.
+
+	* config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
+	* config/alpha/x-vms (libsubdir): Define.
+
+	* config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
+	register frame procedures. Optimize retrieving context.
+
+	* config/alpha/t-vms (MULTILIB_OPTIONS): Define.
+	(MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
+	* config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
+
+Wed Feb 13 09:45:08 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
+	Make same change as for find_base_value.
+
+2002-02-13  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
+	of QImode and SImode.
+
+2002-02-13  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
+	length computation of movsi.
+	* config/h8300/h8300.md (movsi_h8300hs): Correct the length.
+
+2002-02-13  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (subqi3): Tighten the predicate for
+	operands[2] to register_operand.
+
+Wed Feb 13 10:35:56 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
+
+2002-02-12  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md: Use predicate altivec_register_operand
+	for altivec_lvx* and altivec_stvx*.
+	("*movv4si_internal"): Add constraint for loading from GPRs.
+	("*movv8hi_internal1"): Same.
+	("*movv16qi_internal1"): Same.
+	("*movv4sf_internal1"): Same.
+
+	* config/rs6000/rs6000.c (altivec_register_operand): New.
+
+	* config/rs6000/rs6000.h (PREDICATE_CODES): Add
+	altivec_register_operand.
+
+2002-02-13  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
+	handle SYMBOL_REF.
+
+2002-02-13  Stan Shebs  <shebs@apple.com>
+
+	* c-typeck.c (digest_init): Handle vectors.
+	(really_start_incremental_init): Same.
+	(pop_init_level): Same.
+	(process_init_element): Same.
+
+	* varasm.c (output_constant): Same.
+
+	* expr.c (clear_storage): Same.
+	(store_constructor): Same.
+
+2002-02-12  Eric Christopher  <echristo@redhat.com>
+
+	* explow.c (hard_function_value): Add comment explaining
+	signed/unsigned comparison.
+
+2002-02-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* jump.c (never_reached_warning): Add finish argument.
+	If finish is NULL, stop on CODE_LABEL, otherwise stop before first
+	real insn after end.
+	* rtl.h (never_reached_warning): Adjust prototype.
+	* cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
+	* cfgrtl.c (flow_delete_block): Pass b->end as finish to
+	never_reached_warning.
+
+2002-02-12  Graham Stott  <grahams@redhat.com>
+
+	* config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
+
+2002-02-12  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
+	logical shifts on H8/300.
+	(shift_alg_si): Improve several shifts on H8/300.
+	(get_shift_alg): Likewise.
+
+2002-02-12  Graham Stott  <grahams@redhat.com>
+
+	* config/pa/pa.c (compute_movstrsi_length): Fix typos.
+
+Tue Feb 12 10:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
+	Handle #ifdef POINTERS_EXTEND_UNSIGNED.
+
+2002-02-11  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
+	non-CONST_INT through default_assemble_integer.
+	<case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
+	<case 8>: Abort for CONST_DOUBLE.
+
+2002-02-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
+	is specified.
+	* config/pa/pa-linux.h (LIB_SPEC): Delete.
+	* config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
+
+2002-02-11  Andrew Haley  <aph@cambridge.redhat.com>
+
+	* config/stormy16/stormy16.md (zero_extendqihi2): New.
+
+2002-02-11  Alexandre Oliva  <aoliva@redhat.com>
+
+	* regrename.c (regrename_optimize): Don't accept a
+	part-clobbered register if the replaced register is not part
+	clobbered.
+
+	* calls.c (store_one_arg): In the non-BLKmode non-partial case,
+	take padding into account when computing the argument value.
+
+	* config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
+
+	* combine.c (try_combine): Apply substitutions in
+	CALL_INSN_FUNCTION_USAGE too.
+
+2002-02-11  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (altivec_init_builtins): Handle
+	__builtin_altivec_abs*.
+	(bdesc_abs): New.
+
+	* config/rs6000/rs6000.h (rs6000_builtins): Add
+	ALTIVEC_BUILTIN_ABS*.
+
+	* config/rs6000/altivec.h: Use const char for builtins expecting
+	literals.
+	(vec_abs): New versions for C and C++.
+	(vec_abss): Same.
+
+2002-02-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
+	using Pmode.
+
+2002-02-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
+	constant definition from h8300.md.
+	(FRAME_POINTER_REGNUM): Likewise.
+	* config/h8300/h8300.md (define_constants): Add FP_REG.
+
+2002-02-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (print_operand): Remove redundant code.
+
+2002-02-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
+	* config/h8300/h8300.c (byte_reg): Make it static.
+
+2002-02-10  Richard Henderson  <rth@redhat.com>
+
+	PR c/5623
+	* c-typeck.c (incomplete_type_error): Handle flexible array members.
+
+2002-02-10  Richard Henderson  <rth@redhat.com>
+
+	PR c++/5624
+	* tree.c (append_random_chars): Don't abort if main_input_filename
+	does not exist.
+
+2002-02-10  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
+
+2002-02-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
+	(pushhi1): Likewise.
+
+2002-02-10  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
+	* pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
+
+2002-02-09  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
+	remove MASK_VIS.
+	(ASM_CPU_DEFAULT_SPEC): Remove.  Default setting is fine.
+
+2002-02-09  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (output_logical_op): Use sub.w to clear
+	a half of an SImode register on H8/300.
+
+Sat Feb  9 18:28:02 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (movdi_2): Add missing '!'.
+
+2002-02-09  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h: Fix formatting.  Remove commented-out
+	definitions.
+
+2002-02-09  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (length): Correct the distance valid
+	for the short branch.
+
+2002-02-09  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (iorhi3): Tighten the predicates.
+
+2002-02-09  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
+	registers in SImode.
+	(HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
+	part-clobbered.
+
+	* config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
+	patch.
+
+	Contribute sh64-elf.
+	2002-02-09  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
+	(sh_cannot_modify_jumps_p): New function.
+	2002-02-05  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
+	(sh_ms_bitfield_layout_p): New function.
+	2002-02-04  Alexandre Oliva  <aoliva@redhat.com>
+		    Zack Weinberg  <zack@codesourcery.com>
+	* config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
+	expand_simple_binop instead of expand_binop.
+	2002-02-03  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
+	use of .quad and .uaquad.
+	* config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
+	TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
+	2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (movdi_const, movdi_const_32bit,
+	movdi_const_16bit): Make sure all CONSTs have modes.
+	(sym2PIC): Ditto, but by adjusting all callers.
+	* config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
+	if the prologue calls the SHmedia argument decoder or register
+	saver.
+	2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
+	(TARGET_ASM_ALIGNED_DI_OP): Likewise.
+	(sh_expand_epilogue): Don't emit USE of return target register.
+	(prepare_move_operands): Legitimize DImode PIC addresses.
+	(sh_media_register_for_return): Skip tr0, used to initialize the
+	PIC register.
+	(sh_expand_prologue): Remove explicit USE of return register.
+	(nonpic_symbol_mentioned_p): PC is non-PIC.  Don't recurse in
+	CONST_DOUBLEs.  UNSPEC_GOTPLT is PIC.
+	* config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
+	(OVERRIDE_OPTIONS): Don't disable PIC on SH5.
+	(EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
+	EXTRA_CONSTRAINT_T.
+	(GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
+	(MOVI_SHORI_BASE_OPERAND_P): New.
+	(NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
+	(EXTRA_CONSTRAINT_T): Define in terms of them.
+	(OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
+	* config/sh/sh.md (movsi_media, movsi_media_nofpu,
+	movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
+	alternatives supporting TARGET_REGS.
+	(UNSPEC_GOTPLT): New constant.
+	(movdi split): Move incrementing of LABEL_NUSES...
+	(movdi_const, movdi_const_32bit): Here.  Use
+	MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
+	(movdi_const_16bit): New.
+	(call, call_value) [flag_pic]: Use GOTPLT.
+	(call_pop, call_value_pop): New expands.
+	(call_pop_compact, call_pop_rettramp): New insns.
+	(call_value_pop_compact, call_value_pop_rettramp): New insns.
+	(sibcall) [flag_pic]: Use GOT.
+	(builtint_setjmp_receiver): Remove bogus, unused expand.
+	(GOTaddr2picreg): Implement for SHcompact and SHmedia.
+	(*pt, *ptb, ptrel): New insns.
+	(sym2GOT): Handle DImode GOT.
+	(sym2GOTPLT, symGOTPLT2reg): New expands.
+	(sym2PIC): New expand.
+	(shcompact_return_tramp): Use GOTPLT to return trampoline.
+	(shcompact_return_tramp_i): Use return register explicitly.
+	* config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
+	disable flag_reorder_blocks.
+	2002-01-19  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (sibcall_compact): Reorder return, uses and
+	clobbers, for clarity.
+	(sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
+	restoring of r0 in macl as MAYBE_DEAD.
+	2002-01-18  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
+	* config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
+	alter_subreg all over.
+	(jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
+	reload, instead of emitting instructions that would require
+	reloading.
+	(casesi_load_media): Add missing modes.
+	2001-11-09  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (sh_expand_prologue): Mark the PIC register
+	as used if the argument decoder is called.
+	2001-08-28  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
+	Pmode, then extend it to DImode if necessary.
+	2001-08-28  Stephen Clarke  <Stephen.Clarke@st.com>
+	* config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
+	constants in FPU-enabled SHmedia, let them be loaded from memory.
+	2001-08-28  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
+	Adjust whitespace in assembly output templates.
+	2001-08-28  Stephen Clarke  <Stephen.Clarke@st.com>
+	* config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
+	mode of if_then_else.
+	2001-08-04  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
+	sh.h.
+	2001-07-26  Andrew Haley  <aph@cambridge.redhat.com>
+		    Joern Rennecke <amylaar@redhat.com>
+	* config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
+	(SUBTARGET_CPP_PTR_SPEC): New.
+	(SUBTARGET_CPP_SPEC): Remove.
+	2001-07-06  Chandrakala Chavva  <cchavva@redhat.com>
+	* config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
+	Fix typo in previous checkin.
+	2001-07-11  Chandrakala Chavva  <cchavva@redhat.com>
+	* config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
+	2001-07-10  Chandrakala Chavva  <cchavva@cygnus.com>
+		    Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
+	what single FP register can hold for SHmedia target.
+	2001-07-06  Chandrakala Chavva  <cchavva@redhat.com>
+		    Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
+	Do not split into SUBREG.
+	2001-06-14  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
+	and added new functions as specified in SH5 ABI r9.
+	2001-06-04  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
+	8-byte boundary.
+	2001-06-03  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (dump_table): Add const0_rtx in calls of
+	gen_consttable_4 and gen_consttable_8.  Emit multiple labels
+	and consttable_window_ends.
+	2001-06-03  Graham Stott  <grahams@redhat,com>
+	* config/sh/sh.md (movdi split): Remove unused variable last_insn.
+	2001-05-16  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (print_operand): Handle floating-point pair,
+	vector and matrix registers.
+	* config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
+	vector modes into account.
+	* config/sh/sh.md (movv2sf): Split move between registers into
+	movdf.
+	(movv4sf, movv16sf): Introduce insns that get split only after
+	reload.
+	* config/sh/shmedia.h: Fix Copyright dates.
+	* config/sh/ushmedia.h: Likewise.  Move loop counter
+	declarations into conditionals that uses them.
+	(sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
+	loop boundary.
+	* config/sh/sshmedia.h: Fix Copyright dates.
+	(sh_media_PUTCFG): Fix constraints.
+	2001-05-12  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
+	ptrmemfunc_vbit_in_delta for SH5.
+	2001-05-08  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
+	* invoke.texi: Likewise.
+	2001-04-14  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
+	GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
+	GCC_pop_shmedia_regs_nofpu): New global symbols.
+	* config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
+	* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
+	* config/sh/sh.c (calc_live_regs): Account for PR's saving in
+	compact function with nonlocal labels.
+	(sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
+	(sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
+	(initial_elimination_offset): Account for their stack space.
+	* config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
+	* config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
+	movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
+	movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
+	least one of the operands to be a register.
+	(movv2sf): Likewise.  Renamed to movv2sf_i.
+	(movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
+	prepare_move_operands() before emitting SHmedia insns.
+	2001-04-03  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
+	Don't save nor initialize r12.  Don't mis-align the stack.
+	Pad the code with a nop.
+	* config/sh/crti.asm: Don't restore r12.  Don't mis-align the
+	stack.
+	2001-03-13  Alexandre Oliva  <aoliva@redhat.com>
+	* gcc/longlong.h (__umulsidi3, count_leading_zeros)
+	[__SHMEDIA__]: Implement.
+	2001-03-11  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md: Set latency of `pt' closer to reality.
+	(movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
+	movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
+	Set move, load and store type attributes.
+	* config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
+	* config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
+	profiling.
+	* config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
+	* config/sh/sh-protos.h (sh_media_register_for_return): Declare.
+	* config/sh/sh.c (sh_media_register_for_return): New function.
+	(sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
+	branch-target register.
+	(sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
+	* config/sh/sh.md (return_media_i): Use any call-clobbered
+	branch-target register.
+	(return_media): If r18 wasn't copied in the prologue, copy it
+	here.
+	* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
+	Clear class FP0_REGS.
+	* config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
+	from elf.h.
+	2001-03-08  DJ Delorie  <dj@redhat.com>
+	* config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
+	2001-02-09  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (sibcall_compact): Set fp_mode to single.
+	2001-02-07  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
+	2001-02-03  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
+	return value correctly for call_cookie.
+	2001-02-01  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/crt1.asm (start): Modified so as to call
+	___setup_argv_and_call_main.
+	2001-01-26  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
+	SHmedia mode.
+	2001-01-20  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
+	(STRIP_NAME_ENCODING): Use it.
+	(ASM_OUTPUT_LABELREF): Likewise.  Don't call assemble_name().
+	2001-01-19  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
+	prepare_scc_operands().
+	* config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
+	(DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
+	2001-01-17  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
+	2001-01-13  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
+	* config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
+	used in shcompact_incoming_args.
+	* config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
+	change.
+	* config/sh/crt1.asm (start) [SH5]: Switch to single-precision
+	mode.
+	* config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
+	Adjust accordingly.
+	* config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
+	Simplify.  Adjust.  Add sanity check.
+	* config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
+	FPU_SINGLE_BIT.
+	* config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
+	TARGET_SHCOMPACT.
+	(udivsi3, divsi3): Use them.
+	(force_mode_for_call): New insn.
+	(call, call_value, sibcall_value): Emit it before SHcompact
+	calls.
+	2001-01-11  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (call, call_value, sibcall): Make sure the
+	call cookie is non-NULL before taking its value.
+	2001-01-10  Alexandre Oliva  <aoliva@redhat.com>
+	* config.gcc (sh64): Set target_requires_64bit_host_wide_int.
+	2001-01-09  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (shcompact_incoming_args): Set argument memory
+	block.
+	* config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
+	* config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
+	temporary for stack adjusts.  Use MACL and MACH to pass
+	arguments to shcompact_incoming_args.
+	* config/sh/sh.md (shcompact_incoming_args): Adjust.  Don't
+	clobber r1.
+	* config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
+	(nested_trampoline): Load static chain address into r1.
+	* config/sh/sh.md (movdi_media splits): Fix sign-extension.
+	2001-01-07  Alexandre Oliva  <aoliva@redhat.com
+	* config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
+	fp_arith_reg_operand().
+	2001-01-06  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (casesi): Sign-extend the first two operands,
+	and use signed compares for them.
+	* config/sh/sh.c (dump_table): Don't emit 8-byte constants after
+	4-byte ones.  Instead, inter-leave them, maintaining the 8-byte
+	ones properly aligned.
+	(find_barrier): Account for extra alignment needed for 8-byte wide
+	constants.
+	(machine_dependent_reorg): Require a label for the second 4-byte
+	constant after an 8-byte one.
+	* config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
+	change.
+	2001-01-05  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
+	last_float when switching float modes.
+	* config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
+	auto-increment for general-purpose registers.
+	* config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
+	result.
+	* config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
+	for stack adjust.
+	* config/sh/sh.c (sh_builtin_saveregs): Support using all
+	registers for varargs.
+	2001-01-01  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
+	* config/sh/sh.h (CALL_COOKIE_STACKSEQ,
+	CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
+	(CALL_COOKIE_INT_REG_SHIFT): Adjust.
+	(FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK.  Adjust
+	call_cookie accordingly.
+	(FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
+	(SHCOMPACT_BYREF): Likewise.
+	(SHCOMPACT_FORCE_ON_STACK): New macro.
+	* config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
+	(sh_builtin_saveregs): Likewise.
+	* config/sh/lib1funcs.asm (shcompact_call_trampoline,
+	shcompact_incoming_args): Use new shift values.  Support
+	sequences of consecutive and non-consecutive pushes/pops.
+	* config/sh/sh.md (return): Don't explicitly use PR_REG.
+	2001-01-05  Hans-Peter Nilsson  <hpn@cygnus.com>
+	* config/sh/sh.h (TEXT_SECTION): Define.
+	* config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
+	2001-01-05  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
+	* config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
+	return values on FPU-enabled SHmedia.
+	(FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
+	FPU-enabled SHmedia.
+	(INIT_CUMULATIVE_ARGS): Set up return trampoline only if
+	value is returned in a non-FP reg and is not returned by
+	reference.
+	* config/sh/sh.md (shcompact_return_tramp_i): Change type to
+	jump_ind.
+	2000-01-04  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
+	(FUNCTION_ARG_CALLEE_COPIES): Require argument to be
+	quad-aligned to be passed by callee-copy reference.
+	2001-01-03  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
+	* config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
+	2001-01-02  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
+	copying low-numbered FP regs to r7 and r8.
+	* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
+	FP regs to general-purpose regs only if the copy was passed on the
+	stack.
+	* config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
+	copying FP reg to r9.
+	* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
+	copy FP regs to general-purpose regs only in outgoing calls.
+	* config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
+	change from	2000-10-30.  Adjust for 64-bit (or 32-bit)
+	HOST_WIDE_INT.
+	* config/sh/sh.h (struct sh_args): Document all fields.
+	(FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
+	passed partially on the stack should not consider making
+	sibcalls.
+	* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
+	stack_regs only for incoming calls.  When passing FP args,
+	make sure there are FP regs available before modifying
+	call_cookie.
+	(SHCOMPACT_BYREF): Pass double args in general-purpose
+	registers by reference.
+	2000-12-30  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
+	attempt to generate sibcalls if the caller got any arguments
+	by reference.
+	* config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
+	* config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
+	to 8-byte boundaries.
+	* config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
+	* config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
+	* config/sh/sh.c (sh_expand_prologue): Preserve args that will be
+	stored in the stack.
+	* config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
+	for the offsets to have the ISA bit set.
+	(shcompact_call_trampoline): Document.  Swap r0 and r1, to match
+	invocation.  Use beq instead of bgt to mark end of sequence of
+	loads.
+	(shcompact_incoming_args): Fix store of r2.  Use beq instead of
+	bgt to mark end of sequence of stores.
+	* config/sh/sh.c (arith_operand): Don't check whether
+	CONST_OK_FOR_J for now.
+	* config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
+	instead of long for conversion.
+	2000-12-29  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (print_operand_address): Convert INTVAL to int
+	before passing it to fprintf.
+	2000-12-28  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
+	Call set_fpscr before reading/writing SR.
+	* config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
+	Call set_fpscr.
+	* config/sh/lib1funcs.asm: Add `.align 2' directives before
+	SHmedia code.
+	(FMOVD_WORKS): Define on SH5 with FPU.
+	(set_fpscr): Define on SH5.  Remove separate _fpscr_values
+	setting.
+	* config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
+	_fpscr_values.
+	2000-12-28  Hans-Peter Nilsson  <hpn@cygnus.com>
+	* config/sh/lib1funcs.asm (ct_main_table): Align contents to even
+	address.
+	(ia_main_table): Ditto.
+	2000-12-27  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
+	* config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
+	the definitions from sh.h.
+	* config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
+	TARGET_SH5.
+	(SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
+	* config/sh/elf.h (PTRDIFF_TYPE): Likewise.
+	* config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
+	2000-12-26  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
+	Increment LABEL_NUSES.
+
+	* config/sh/sh.h (SIZE_TYPE): Define as conditional on
+	TARGET_SH5.
+	(SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
+	defined.
+	* config/sh/elf.h (SIZE_TYPE): Likewise.
+	* config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
+	* config/sh/lib1funcs.asm (shcompact_call_trampoline,
+	shcompact_incoming_args): Load switch table addresses using
+	datalabel.
+	* config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
+	(NO_BUILTIN_SIZE_TYPE): Define.
+	(SIZE_TYPE): Don't define.
+	* config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
+	* config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
+	definition of __SH5__=32 for -m5-compact-nofpu.
+	* config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
+	ADDR_DIFF_VEC.
+	2000-12-24  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
+	2000-12-23  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
+	(FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
+	(INSN_LENGTH_ALIGNMENT): Likewise.
+	2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (call, call_value, sibcall): Simplify
+	copying of non-branch-target register.
+	2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
+	* glimits.h (__LONG_MAX__): Revert	2000-12-13's patch.
+	* config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
+	2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
+	floating-point values as structs.
+	(FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
+	(SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
+	general-purpose register.
+	(SH5_PROTOTYPED_FLOAT_ARG): New macro.
+	2000-12-20  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
+	* config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
+	* config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
+	(ENCODE_SECTION_INFO): Enclose variables and constants in
+	DATALABEL unspecs.
+	(SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
+	(STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
+	(ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
+	* config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
+	only for LABEL_REFs.  For SYMBOL_REFs, prepend
+	SH_DATALABEL_ENCODING to the symbol name.
+	* config/sh/sh.md (indirect_jump): Use SUBREG instead of
+	convert_mode().
+	2000-12-20  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
+	UNSPEC_DATALABEL.
+	* config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
+	* config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
+	(DATALABEL_REF_P): Don't require CONST.
+	(ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
+	REL label.
+	2000-12-19  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
+	right.
+	2000-12-18  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (movsi_media, call, call_value, sibcall):
+	Use shallow_copy_rtx and PUT_MODE to change the mode of
+	SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
+	* config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
+	on SHmedia using GENERAL_REGs.
+	* config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
+	bltu_media_i): Fix reversion of conditions.
+	2000-12-18  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.md (zero_extendhidi2): Use logical shift right.
+	* config/sh/sh.c (output_far_jump): Save r13 in macl.
+	2000-12-17  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
+	2000-12-16  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
+	(GCC_nested_trampoline): Likewise.
+	* config/sh/sh-protos.h (gen_datalabel_ref): Declare.
+	* config/sh/sh.c (gen_datalabel_ref): Define.
+	* config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
+	(INITIALIZE_TRAMPOLINE): Likewise.
+	(TRAMPOLINE_ADJUST_ADDRESS): Define.
+	(DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
+	(EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
+	(OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
+	* config/sh/sh.md (UNSPEC_DATALABEL): New constant.
+	(ic_invalidate): Adjust for SH5.
+	(ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
+	* config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
+	_nested_trampoline.
+	2000-12-15  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
+	(MOVE_MAX_PIECES): Set to 8 on SHmedia too.
+	2000-12-14  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
+	* config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
+	2000-12-14  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (target_reg_operand): Match only target-branch
+	registers and pseudos that aren't virtual registers.
+	* config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
+	Copy operands that don't match target_reg_operand to pseudos.
+	(call_media, call_value_media, sibcall_media): Use
+	target_reg_operand instead of target_operand.
+	2000-12-13  Alexandre Oliva  <aoliva@redhat.com>
+	* glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
+	* config/sh/sh.c (target_reg_operand): Match hardware registers
+	other than branch-target registers.
+	* config/sh/sh.md (zero_extendqidi2): Input operand is %1.
+	* config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
+	(fpscr_values) [SH5 == 32]: Define.
+	* config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
+	* config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
+	Handle function addresses coming in SUBREGs.
+	2000-12-12  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/lib1funcs.asm (shcompact_call_trampoline,
+	shcompact_return_trampoline): Use datalabel where appropriate.
+	2000-12-09  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
+	general-purpose register to copy one branch-target register to
+	another.
+	2000-12-06  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (target_operand): Accept LABEL_REFs and
+	SYMBOL_REFs with VOIDmode.
+	* config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
+	bltu_media_i): New insns.
+	2000-12-06  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
+	(INIT_CUMULATIVE_ARGS): Likewise.
+	2000-12-01  Alexandre Oliva  <aoliva@redhat.com>
+	* machmode.def (V16SFmode): New mode.
+	* c-common.c (type_for_mode): Support V2SF and V16SF.
+	* tree.c (build_common_tree_nodes_2): Likewise.
+	* tree.h (tree_index): Likewise.
+	* calls.c (emit_call_1): Take args_so_far.  Adjust all
+	callers.  Introduce CALL_POPS_ARGS.
+	* tm.texi (CALL_POPS_ARGS): Document.
+	* config/sh/crt1.asm: Implement in SHmedia mode.
+	* config/sh/crti.asm, config/sh/crtn.asm: Likewise
+	* config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
+	(DBX_REGISTER_NUMBER): Renumber registers for SH5.
+	* config/sh/lib1funcs.asm: Disable functions unused in SH5.
+	Implement divsi and udivsi in SHmedia mode.  Introduce
+	SHcompact trampolines.
+	* config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
+	only in SHmedia64.
+	(regno_reg_class): Rewrite.
+	(fp_reg_names): Remove.
+	(sh_register_names, sh_additional_register_names): New.
+	(print_operand): Added `u'.  Support SUBREGs in addresses.
+	Add parentheses around shifted CONSTs.
+	(output_file_start): Output .mode and .abi directives.
+	(shiftcosts, addsubcosts, multcosts): Adjust.
+	(output_stack_adjust): Compute alignment.  Sanity-check SIZE.
+	(push_regs): Take array of HOST_WIDE_INTs.  Adjust callers.
+	(calc_live_regs): Output to array of HOST_WIDE_INTs.  Count
+	bytes, not registers.  Take into account the need for the
+	SHcompact incoming args trampoline.  Adjust all callers.
+	(sh_expand_prologue): Take stack_regs into account.  Call
+	incoming args trampoline.  Keep stack aligned as per SH5 ABI.
+	(sh_expand_epilogue): Take stack_regs into accoutn.  Keep
+	stack aligned as per SH5 ABI.
+	(sh_builtin_saveregs): Support SH5 ABI.
+	(sh_build_va_list, sh_va_start): Likewise.
+	(initial_elimination_offset): Take alignment into account.
+	Compute location of PR according to the SH5 stack frame.
+	(arith_reg_operand): Reject branch-target registers.
+	(shmedia_6bit_operand): New.
+	(logical_operand): Use CONST_OK_FOR_P on SHmedia.
+	(target_reg_operand): Match DImode only.  Accept SUBREGs.
+	(target_operand): New.
+	* config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
+	(CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI.  Initialize
+	SIBCALL_REGS for SHmedia.
+	(TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
+	(TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
+	(TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
+	(TARGET_SWITCHES): New SH5 flags.
+	(OVERRIDE_OPTIONS): Set SH5-specific options.  Use
+	VALID_REGISTER_P to disable unsupported registers.
+	(LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
+	(POINTER_SIZE, PARM_BOUNDARY): Adjust.
+	(FUNCTION_ARG_PADDING): Define.
+	(FASTEST_ALIGNMENT): Adjust.
+	(SH_REGISTER_NAMES_INITIALIZER): New.
+	(sh_register_names): Declare.
+	(DEBUG_REGISTER_NAMES): Define.
+	(REGISTER_NAMES): Define based on sh_register_names.
+	(SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
+	(sh_additional_register_names): Declare.
+	(LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
+	(FIRST_TARGET_REG, LAST_TARGET_REG): Define.
+	(TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
+	(REGISTER_NATURAL_MODE): Define.
+	(FIRST_PSEUDO_REGISTER): Adjust.
+	(FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
+	(HARD_REGNO_CALL_PART_CLOBBERED): Define.
+	(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
+	(VECTOR_MODE_SUPPORTED_P): Define.
+	(REG_CLASS_CONTENTS): Adjust.
+	(SMALL_REGISTER_CLASSES): Adjust.
+	(REG_ALLOC_ORDER): Adjust.
+	(INDEX_REG_CLASS): Adjust.
+	(CONST_OK_FOR_O, CONST_OK_FOR_P): New.
+	(CONST_OK_FOR_LETTER_P): Adjust.
+	(PREFERRED_RELOAD_CLASS): Adjust.
+	(SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
+	(SECONDARY_INPUT_RELOAD_CLASS): Adjust.
+	(NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
+	(FIRST_FP_PARM_REG): Adjust.
+	(CALL_POPS_ARGS): Define.
+	(FUNCTION_ARG_REGNO_P): Adjust.
+	(struct sh_args): New fields.
+	(GET_SH_ARG_CLASS): Adjust.
+	(INIT_CUMULATIVE_ARGS): Adjust.
+	(INIT_CUMULATIVE_INCOMING_ARGS): Define.
+	(FUNCTION_ARG_ADVANCE): Adjust.
+	(FUNCTION_ARG): Adjust.
+	(FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
+	(FUNCTION_ARG_CALLEE_COPIES): Define.
+	(SH5_PROTOTYPELESS_FLOAT_ARG): Define.
+	(STRICT_ARGUMENT_NAMING): Define.
+	(PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
+	(FUNCTION_ARG_PARTIAL_NREGS): Adjust.
+	(SH5_WOULD_BE_PARTIAL_NREGS): Define.
+	(SETUP_INCOMING_VARARGS): Adjust.
+	(HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
+	(USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
+	(REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
+	(SUBREG_OK_FOR_INDEX_P): Adjust.
+	(EXTRA_CONSTRAINT_S): Update.
+	(EXTRA_CONSTRAINT_T): New.
+	(EXTRA_CONSTRAINT): Adjust.
+	(GO_IF_LEGITIMATE_INDEX): Adjust.
+	(GO_IF_LEGITIMATE_ADDRESS): Adjust.
+	(LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
+	(MOVE_MAX): Adjust.
+	(MAX_MOVE_MAX): Define.
+	(Pmode): Adjust.
+	(CONST_COSTS): Adjust.
+	(REGISTER_MOVE_COST): Adjust.
+	(BRANCH_COST): Adjust.
+	(TEXT_SECTION_ASM_OP): Adjust.
+	(DBX_REGISTER_NUMBER): Adjust.
+	(ASM_OUTPUT_DOUBLE_INT): New.
+	(UNALIGNED_DOUBLE_INT_ASM_OP): New.
+	(PREDICATE_CODES): Adjust.
+	(PROMOTE_MODE): Adjust.
+	(CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
+	* config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
+	(MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
+	(PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
+	(DR0_REG, DR2_REG, DR4_REG): Renumber.
+	(TR0_REG, TR1_REG, TR2_REG): New.
+	(XD0_REG): Renumber.
+	(UNSPEC_COMPACT_ARGS): New.
+	(type): Added pt and ptabs.
+	(length): Default to 4 on SHmedia.  Default pt length to 12
+	and	20 on SHmedia32 and SHmedia64, respectively.
+	(pt): New function unit.
+	(movdi, movsi): Add types pt and ptabs.  Don't increment LABEL_NUSES.
+	Add whitespace between operands of SHmedia instructions.
+	(movdicc): Fix.
+	(adddi3_media, addsi3_media): Adjust constraints.
+	(subsi3) [SHmedia]: Force operand 1 into a register.
+	(udivsi3_i1_media, udivsi3_i4_media): New.
+	(udivsi3): Support SHmedia.
+	(divsi3_i1_media, divsi3_i4_media): New.
+	(divsi3): Support SHmedia.
+	(anddi3, iordi3, xordi3): Adjust constraints.
+	(zero_extendhidi2, zero_extendqidi2): New.
+	(extendsidi2, extendhidi2, extendqidi2): New.
+	(push, pop, push_e, push_fpul, push_4): Disable on SH5.
+	(pop_e, pop_fpul, pop_4): Likewise.
+	(movsi_media): Support FP and BT registers.
+	(movsi_media_nofpu): New.  Adjust splits to DImode.
+	(lduw, ldub): Renamed to zero_extend* above.
+	(movqi_media): Fix typo.
+	(movdi_media): Support FP and BT registers.
+	(movdi_media_nofpu): New.  Adjust splits for SHmedia32.
+	(movdi_const_32bit): New.
+	(shori_media): Require immediate operand.  Use `u' for output.
+	(movdf_media, movsf_media): Simplified.
+	(movdf_media_nofpu, movsf_media_nofpu): New.
+	(movdf, movsf): Adjust
+	(movv2sf, movv2sf, movv16sf): New.
+	(beq_media, beq_media_i): Adjust constraints.  Don't use
+	scratch BT register.
+	(bne_media, bne_media_i): Likewise.
+	(bgt_media, bgt_media_i): Likewise.
+	(bge_media, bge_media_i): Likewise.
+	(bgtu_media, bgtu_media_i): Likewise.
+	(bgeu_media, bgeu_media_i): Likewise.
+	(beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
+	bunordered): Emit jump insn.  Force operands to registers when
+	needed.
+	(jump_media, jump): Simplify.
+	(call_compact, call_compact_rettramp): New.
+	(call_value_compact, call_value_compact_rettramp): New.
+	(call_media, call_value_media): Simplify.
+	(sibcall_compact, sibcall_media): New.
+	(call, call_value): Adjust for SHmedia and SHcompact.
+	(sibcall, sibcall_value, untyped_call): Likewise.
+	(sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
+	(indirect_jump): Adjust for SHmedia.
+	(casesi_jump_media): New.
+	(nop): Re-enable for SHmedia.
+	(call_site): Restrict to SH1.
+	(casesi): Adjust for SHmedia.
+	(casesi_shift_media, casesi_load_media): New.
+	(return): Explicitly use PR register.  Call return trampoline
+	on SHcompact.
+	(return_i): Explicitly use PR register.
+	(shcompact_return_tramp, shcompact_return_tramp_i): New.
+	(return_media): Adjust.
+	(shcompact_incoming_args): New.
+	(epilogue): Adjust.
+	(seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
+	(movstrsi): Disable on SH5.
+	(fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
+	(addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
+	(subsf3, subsf3_media): Likewise.
+	(mulsf3, mulsf3_media, mac_media): Likewise.
+	(divsf3, divsf3_media): Likewise.
+	(floatdisf2, floatsisf2_media): Likewise.  Adjust constraints.
+	(floatsisf2, fux_truncsfsi2): Likewise.
+	(fix_truncsfdi2, fix_truncsfsi2_media): Likewise.  Adjust
+	constraints.
+	(cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
+	(cmpunsf_media, cmpsf): Likewise.
+	(negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
+	(abssf2, abssf2_media): Likewise.
+	(adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
+	(muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
+	(floatdidf2, floatsidf2_media): Likewise.  Adjust constraints.
+	(floatsidf2, fix_truncdfsi2): Likewise.
+	(fix_truncdfdi2, fix_truncdfsi2_media): Likewise.  Adjust
+	constraints.
+	(cmpeqdf_media, cmpgtdf_media): Likewise.
+	(cmpgedf_media, cmpundf_media, cmpdf): Likewise.
+	(negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
+	(absdf2, absdf2_media): Likewise.
+	(extendsfdf2, extendsfdf2_media): Likewise.
+	(truncsfdf2, truncsfdf2_media): Likewise.
+	* config/sh/sh64.h: New file.
+	* config/sh/t-sh64: New file.
+	* config/sh/shmedia.h: New file.
+	* config/sh/ushmedia.h: New file.
+	* config/sh/sshmedia.h: New file.
+	* configure.in: Added sh64-*-elf.
+	* configure: Rebuilt.
+	2000-10-10  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
+	(reg_class_from_letter): Use `b' for TARGET_REGS.
+	(print_operand): Support `%M', `%m', `AND' and
+	`ASHIFTRT'.  Do not precede constants with `#' on SHmedia.
+	(andcosts): Adjust for SHmedia.
+	(output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
+	Likewise.
+	(target_reg_operand): New function.
+	* config/sh/sh-protos.h (target_reg_operand): Declare.
+	* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
+	FP registers on SH5.
+	(HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
+	on SH4.
+	(TARGET_REGISTER_P): New macro.
+	(reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
+	(FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
+	(EXTRA_CONSTRAINT_S): New macro.
+	(EXTRA_CONSTRAINT): Adjust.
+	(FLOAT_TYPE_SIZE): Define to 32.
+	(Pmode): DImode on SHmedia.
+	(CONST_COSTS): Adjust for SHmedia literals.
+	(PREDICATE_CODES): Added target_reg_operand.
+	(PROMOTE_MODE): Promote signed types to DImode on SHmedia.
+	* config/sh/sh.md: Remove all attrs from SHmedia insns.
+	(cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
+	(cmpdi): Accept SHmedia.
+	(movdicc_false, movdicc_true): New insns.
+	(movdicc): New expand.
+	(adddi3): Accept arith_operand for op2, but FAIL on SH1 if
+	no_new_pseudos.
+	(addsi3_media): Match `S' constraint.
+	(anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
+	(negdi2): Expand for SHmedia.
+	(one_cmpldi2): New expand.
+	(zero_extendsidi2): Change from expand to insn.
+	(extendsidi2): Add constraints.
+	(movdi_media, movsi_media): Change `%x' to `%M'.  Use `%m' for
+	LD/ST address.  Fix SI immediate loading split.
+	(movhi_media, movqi_media, lduw, ldub): New insns.
+	(movhi, movqi): Accept SHmedia.
+	(shori_media, movdi_media): Relax input constraints.  Split
+	symbolic constants.
+	(movdf_media, movsf_media): New insn.  New split to movdi.
+	(movdf, movsf): Match on SHmedia.
+	(beq_media, bne_media, bgt_media, bge_media, bgtu_media,
+	bgeu_media): New insns and splits.  New insns with `_i' suffix.
+	(beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
+	(bunordered): New expand.
+	(jump_compact): Renamed from `jump'.
+	(jump_media): New insn.
+	(jump): New expand.
+	(call_media, call_value_media): New insns.
+	(call, call_value): Adjust.
+	(indirect_jump_compact): Renamed from `indirect_jump'.
+	(indirect_jump_media): New insn.
+	(indirect_jump): New expand.
+	(untyped_call, return): Accept SHmedia.
+	(return_media): New insn.
+	(prologue, epilogue, blockage): Accept SHmedia.
+	(seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
+	(sunordered): New expand.
+	(addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
+	cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
+	(addsf3_media, subsf3_media, mulsf3_media, mac_media,
+	divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
+	fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
+	cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
+	abssf2_media): New insns.
+	(adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
+	cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
+	(adddf3_media, subdf3_media, muldf3_media, divdf3_media,
+	floatdidf2, floatsidf2_media, fix_truncdfdi2,
+	fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
+	cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
+	absdf2_media): New insns.
+	(extendsfdf2, truncdfsf2): Adjust for SHmedia.
+	(extendsfdf2_media, truncdfsf2_media): New insns.
+	2000-09-14  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
+	* config/sh/sh.h (CONST_OK_FOR_J): Document.
+	(LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
+	* config/sh/sh.md (adddi3): New expand.
+	(adddi3_media, adddi3z_media): New insns.
+	(adddi3_compact): Renamed from adddi3.
+	(addsi3_media): Use add.l r63 to add constant zero.
+	(subdi3): New expand.
+	(subdi3_media): New insn.
+	(subdi3_compact): Renamed from subdi3.
+	(mulsidi3): New expand.
+	(mulsidi3_media): New insn.
+	(mulsidi3_compact): Renamed from mulsidi3.
+	(umulsidi3): New expand.
+	(umulsidi3_media): New insn.
+	(umulsidi3_compact): Renamed from umulsidi3.
+	(ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
+	(ashlsi3, ashrsi3, lshrsi3): Use them.
+	(ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
+	(ashldi3, ashrdi3, lshrdi3): Use them.
+	(zero_extendsidi2): New expand.
+	(extendsidi2): New insn.
+	(movsi_media): New insn.  Split to movdi to load constants.
+	(movsi): Enable for shmedia.
+	(movdi_media): New insn.  Use shori_media to load wide constants.
+	(short_media): New insn.
+	(movdi): Enable for shmedia.
+	2000-09-08  Alexandre Oliva  <aoliva@redhat.com>
+	* config/sh/sh.h (CPP_SPEC): Added `m5'.
+	(SUBTARGET_CPP_SPEC): Added `!m5'.
+	(SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
+	(TARGET_SWITCHES): Added `5' and `5-compact'.  Added SH1_BIT
+	to all other SH variants.
+	(TARGET_DEFAULT): Set to SH1_BIT.
+	(OVERRIDE_OPTIONS): Recognize sh5 CPU.
+	(BITS_PER_WORD): Raise to 64 on shmedia.
+	(MAX_BITS_PER_WORD): Change to 64.
+	(MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
+	(INT_TYPE_SIZE): Keep as 32.
+	(UNITS_PER_WORD): Raise to 8 on shmedia.
+	(MIN_UNITS_PER_WORD): Keep as 4.
+	(POINTER_SIZE): Raise to 64 on shmedia.
+	(CONST_OK_FOR_J): New macro.
+	(CONST_OK_FOR_LETTER_P): Use it.
+	(processor_type): Add PROCESSOR_SH5.
+	* config/sh/sh.md: Conditionalize all expands, insns and
+	splits to TARGET_SH1.
+	(cpu): Added sh5.
+	(addsi3_compact): Renamed from...
+	(addsi3): Now an expand.
+	(addsi3_media, subsi3_media): New insns.
+	(subsi3): Don't negate constants with SHmedia.
+
+	* hooks.c: New file.
+	* hooks.h: New file.
+	* Makefile.in (HOOKS_H): New.
+	(TARGET_DEF_H): Added $(HOOKS_H).
+	(OBJS): Added hooks.o.
+	(cfgcleanup.o, bb-reorder.o): Added target.h.
+	(hooks.o): Added dependencies.
+	* target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
+	(TARGET_INITIALIZER): this.
+	* doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
+	* target.h (struct gcc_target): Added cannot_modify_jumps_p.
+	* bb-reorder.c: Include target.h.
+	(reorder_basic_blocks): Skip if cannot modify jumps.
+	* cfgcleanup.c: Include target.h.
+	(try_optimize_cfg): Skip merge blocking if cannot modify jumps.
+
+2002-02-08  Chris Demetriou  <cgd@broadcom.com>
+
+	* config/mips/mips.md (casesi_internal, casesi_internal_di):
+	Protect jump delay slot instructions with .set noreorder and
+	.set nomacro.
+
+2002-02-08  Chris Demetriou  <cgd@broadcom.com>
+
+	* config/mips/mips.md (casesi_internal_di): Calculate
+	the index into the target offset table correctly.
+
+2002-02-08  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
+	* final.c (output_addr_const): Accept and discard SUBREG.
+	* varasm.c (decode_addr_const): Don't abort on unknown expressions --
+	mark them unknown instead.
+	(simplify_subtraction): Handle RTX_UNKNOWN.
+	(initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
+
+2002-02-08  David Edelsohn  <edelsohn@gnu.org>
+
+	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
+
+2002-02-08  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
+
+2002-02-08  Andreas Jaeger  <aj@suse.de>
+
+	* config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
+	* config/i386/t-linux64: New file.
+
+2002-02-08  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-common.c (c_expand_expr): Revert 2002-02-06 patch.
+	* c-parse.in (compstmt): Clear last_expr_type.
+
+2002-02-07  Richard Henderson  <rth@redhat.com>
+
+	* loop.c (strength_reduce): Sink final_value when not
+	eliminating a biv.
+
+2002-02-07  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/sparc/freebsd.h: Fix mismatched spec {.
+
+2002-02-07  Richard Henderson  <rth@redhat.com>
+
+	* cfgrtl.c: Include recog.h and insn-config.h.
+	(keep_with_call_p): Fix general_operand invocation.
+	* Makefile.in (cfgrtl.o): Update dependencies.
+
+2002-02-07  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
+	comment.  Accept HImode only if TARGET_H8300.
+
+2002-02-07  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/crtn.asm: Cleanup #ifdefs.
+
+2002-02-07  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/crti.asm: Add changes for mips16. mips16 uses
+	register 7 as RA instead of $31.
+	* config/mips/crtn.asm: Ditto.
+	* config/mips/mips.c (mips_move_2words): Add case for
+	TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
+	(compute_frame_size): Fix typo.
+	(save_restore_insns): Ditto.  Make documentation about using
+	register $7 as return register more precise.
+	(mips_expand_epilogue): Fix comment. Add code to work around not
+	being able to add to the stack pointer directly.
+	* config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
+	to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
+	epilogue.
+
+2002-02-07  Tom Rix  <trix@redhat.com>
+
+	* config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
+	immediates in ldu and stdu DS opcode field.
+	* config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
+	* config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
+	* config/rs6000/rs6000.h (PREDICATE_CODES): Same.
+
+2002-02-07  Jeff Sturm  <jsturm@one-point.com>
+
+	* config/sparc/sparc.c (compute_frame_size): Don't correct frame
+	offset for stack bias.
+
+2002-02-07  H.J. Lu <hjl@gnu.org>
+
+	* config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
+
+2002-02-07  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
+
+Thu Feb  7 12:14:17 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386-protos.h (x86_order_regs_for_local_alloc): Declare
+	* i386.c (x86_order_regs_for_local_alloc): New global function.
+	* i386.h (REG_ALLOC_ORDER): CLeanup.
+	(ORDER_REGS_FOR_LOCAL_ALLOC): New.
+
+2002-02-07  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/2463
+	* alias.c (find_base_value): Recall base values for fixed hard regs.
+	* loop.c (loop_regs_update): Don't use single_set on non-insns.
+
+2002-02-07  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.md (define_delay) [mips16]: Adjust required
+	length.
+
+2002-02-06  Richard Henderson  <rth@redhat.com>
+
+	PR c/5609
+	* stmt.c (resolve_operand_name_1): Take more care with mixed
+	named and unnamed operands.
+
+2002-02-06  Janis Johnson  <janis187@us.ibm.com>
+	    Jan Hubicka  <jh@suse.cz>
+
+	* loop.c (remove_constant_addition): Avoid clobbering a shared
+	CONST expression.
+
+2002-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
+	* config/s390/t-linux64: New file.
+	* config/s390/libgcc-glibc.ver: New file.
+
+2002-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux64.h: Delete file.
+	* config/s390/s390x.h: New file.
+	* config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
+	as target header file.
+	* config/s390/linux.h (TARGET_VERSION): Define depending on
+	DEFAULT_TARGET_64BIT.
+	(CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
+	(SIZE_TYPE, PTRDIFF_TYPE): Likewise.
+	(NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
+	(CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
+	(LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
+	(EXTRA_SPEC): New define.
+	* config/s390/s390.h (TARGET_VERSION): Define depending on
+	DEFAULT_TARGET_64BIT.
+	(MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
+
+2002-02-06  Jason Merrill  <jason@redhat.com>
+
+	* c-decl.c (finish_function): Warn about a non-void function with
+	no return statement and no abnormal exit.
+	(current_function_returns_abnormally): New variable.
+	(start_function): Clear it.
+	(struct c_language_function): Add returns_abnormally.
+	(push_c_function_context): Save it.
+	(pop_c_function_context): Restore it.
+	(builtin_function): Set TREE_THIS_VOLATILE on return fns.
+	(grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
+	an explicit return type.
+	* c-tree.h: Declare current_function_returns_abnormally.
+	(C_FUNCTION_IMPLICIT_INT): New macro.
+	* c-typeck.c (build_function_call): Set it.
+	(c_expand_return): Set current_function_returns_value even if the
+	value is erroneous.
+
+2002-02-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5420:
+	* c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
+	unsafe for reevaluation.
+
+2002-02-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5482:
+	* c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
+	EXPR_STMT, but COMPOUND_STMT, recurse into it.
+
+2002-02-06  Richard Henderson  <rth@redhat.com>
+
+	* cfganal.c (keep_with_call_p): Source for fixed_reg dest must
+	be a general_operand.  Dest for function value must be a pseudo.
+
+2002-02-06  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
+	as SYMBOL_REFs from the constant pool.
+
+2002-02-06  Alexandre Oliva  <aoliva@redhat.com>
+
+	* dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
+	passed by invisible reference.
+
+2002-02-05  Richard Henderson  <rth@redhat.com>
+
+	* config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
+
+2002-02-06  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	Implement using "base addresses" in insn operands as default.
+	* config/mmix/mmix.c (mmix_conditional_register_usage): if
+	-mabi=gnu, modify fixed_regs to fit the GNU ABI.
+	(mmix_extra_constraint): Use 'R' to indicate that GETA should be
+	used to read the rtx value.
+	(mmix_target_asm_function_epilogue): Fix spacing.
+	(mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
+	(mmix_legitimate_address): Ditto.
+	(mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
+	should be loaded with a GETA insn.  Don't allocate needless extra
+	char for nul termination and fix misleading comment.
+	(mmix_print_operand_address): Handle constants if
+	TARGET_BASE_ADDRESSES.
+	(mmix_output_register_setting): Use base addressing if
+	TARGET_BASE_ADDRESSES and the number of insns is 3.
+	* config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
+	* config/mmix/mmix.md ("movdi"): Change the alternative with GETA
+	to use R as constraint, add LDA to match s.
+	* config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
+	(TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
+	(TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
+	(FIXED_REGISTERS): Make registers $231..$246 fixed by default.
+	(MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
+	order with other fixed registers.
+	(MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
+	other parameter/call-clobbered registers.
+	* doc/invoke.texi (Option Summary) <MMIX Options>: Add
+	-mbase-addresses, -mno-base-addresses.
+	(MMIX Options): Ditto.
+
+2002-02-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
+
+2002-02-06  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Change elem to _S_elem.
+
+2002-02-05  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/netbsd.h (WCHAR_TYPE): Define.
+	(WCHAR_TYPE_SIZE): Ditto.
+	(WINT_TYPE): Ditto.
+	* config/alpha/netbsd.h (WCHAR_TYPE): Remove.
+	(WCHAR_UNSIGNED): Ditto.
+	(WCHAR_TYPE_SIZE): Ditto.
+	(WINT_TYPE): Ditto.
+	* config/arm/netbsd.h: Likewise.
+	* config/i386/netbsd-elf.h: Likewise.
+	* config/i386/netbsd.h: Likewise.
+	* config/m68k/netbsd-elf.h: Likewise.
+	* config/m68k/netbsd.h: Likewise.
+	* config/ns32k/netbsd.h: Likewise.
+	* config/sparc/netbsd.h: Likewise.
+	* config/vax/netbsd.: Likewise.
+
+2002-02-05  Alexandre Oliva  <aoliva@redhat.com>
+
+	* target.h (struct gcc_target): Added ms_bitfield_layout_p.
+	* target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New.  Added to...
+	(TARGET_INITIALIZER): this.
+	* doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
+	(BITFIELD_NBYTES_LIMITED): Markup fix.
+	* tree.h (default_ms_bitfield_layout_p): Declare.
+	(record_layout_info): Added prev_field.
+	* tree.c (default_ms_bitfield_layout_p): New fn.
+	* c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
+	PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
+	* stor-layout.c: Include target.h.
+	(start_record_layout): Initialize prev_field.
+	(place_field): Handle MS bit-field layout, and disregard
+	EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
+	PCC_BITFIELD_TYPE_MATTERS in this case.  Update prev_field.
+	* Makefile.in (stor-layout.o): Adjust dependencies.
+
+2002-02-05  Jason Merrill  <jason@redhat.com>
+
+	* collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
+
+2002-02-05  Andreas Jaeger  <aj@suse.de>
+
+	* crtstuff.c: Fix comments.
+
+2002-02-05  Richard Henderson  <rth@redhat.com>
+
+	PR fortran/3393
+	* loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
+	(loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
+
+	PR fortran/3392
+	* config/mips/mips.c (function_arg): Handle TImode.
+	(function_arg_advance): Likewise.
+
+2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h (vec_step_help): Rename to
+	__vec_step_help.
+
+2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Fix typos.
+
+2002-02-05  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/arm/netbsd.h: Correct a comment.
+
+2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
+	building void typed builtins.
+
+	* config/rs6000/altivec.h (vec_ld*): Fix typos.
+	(vec_step): Implement for C++.
+
+Mon Feb	 4 19:23:19 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
+
+2002-02-04  Richard Henderson  <rth@redhat.com>
+
+	* combine.c (nonzero_bits): Re-introduce special case for
+	sp/fp/ap wrt REGNO_POINTER_ALIGN.
+
+2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/extend.texi: Warn about unsupported usage of altivec
+	builtins.
+
+	* config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
+	(altivec_predicate_*): New.
+
+	* config/rs6000/altivec.h: Rewrite predicates to use new builtins.
+	Add C++ version of vec_*() functions.
+
+	* config/rs6000/rs6000.c (bdesc_altivec_preds): New.
+	(bdesc_2arg): Remove altivec predicates.
+	(altivec_expand_builtin): Handle predicates.
+	(altivec_init_builtins): Handle predicates.
+	(altivec_expand_predicate_builtin): New.
+
+2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (DO_FRAME_NOTES): Move forward.
+	(store_reg): Revise handling of frame notes.
+	(load_reg): Likewise.
+	(set_reg_plus_d): Likewise.
+	(hppa_expand_prologue): Likewise.
+	(hppa_expand_epilogue): Likewise.
+
+2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
+
+2002-02-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/4475, c++/3780:
+	* c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
+	* c-common.h (SWITCH_TYPE): Define.
+	* c-typeck.c (c_start_case): Set SWITCH_TYPE.
+	* stmt.c (all_cases_count): Set lastval to thisval at end of loop.
+	Rename spareness variable to sparseness.
+	(expand_end_case_type): Renamed from expand_end_case, use orig_type
+	if non-NULL instead of TREE_TYPE (orig_index).
+	* tree.h (expand_end_case_type): Renamed from expand_end_case.
+	(expand_end_case): Define using expand_end_case_type.
+	* c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
+	to expand_end_case_type.
+	* doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
+
+2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
+	(BIGGEST_ALIGNMENT): Change to 128.
+
+2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa32-linux.h (LINK_COMMAND_SPEC): Define.
+
+2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.md (call_internal_reg_64bit): Remove unused variable.
+
+2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.h (machine_function): Add uses_anonymous_args
+	field.
+	(SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
+	* config/arm/arm.c (current_function_anonymous_args): Delete,
+	replace uses with cfun->machine->uses_anonymous_args.
+	(arm_reorg): Do not reset uses_anonymous_args.
+
+	* config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
+	any geenral register.
+
+2001-02-04  Bernd Schmidt  <bernds@redhat.com>s
+
+	* cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
+	the entry block.
+
+2002-02-04  Richard Henderson  <rth@redhat.com>
+
+	* combine.c (force_to_mode): Remove STACK_BIAS code.
+	(nonzero_bits): Likewise.  Replace sp/fp special case with
+	REGNO_POINTER_ALIGN.
+
+	* config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
+	(HARD_FRAME_POINTER_REGNUM): New.
+	(FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
+	(FIXED_REGS, CALL_USED_REGS): Update.
+	(REG_ALLOC_ORDER, REGISTER_NAMES): Update.
+	(CONDITIONAL_REGISTER_USAGE): Update for HFP.
+	(HARD_REGNO_NREGS): Update for SFP.
+	(STACK_POINTER_OFFSET): Include bias here ...
+	(FIRST_PARM_OFFSET): ... not here.
+	(STACK_BIAS): Remove.
+	(INIT_EXPANDERS): New.
+	(STARTING_FRAME_OFFSET): Do not include bias.
+	(ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
+	(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
+	(REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
+	* config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
+	* config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
+	* config/sparc/sparc.c (mem_min_alignment): Update for HFP.
+	(sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
+	(MUST_SAVE_REGISTER): Likewise.
+	(sparc_flat_function_prologue): Likewise.
+	(sparc_flat_function_epilogue): Likewise.
+	(HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
+	(sparc_init_modes): SFP is GENERAL_REGS.
+	(sparc_builtin_saveregs): SFP does not have bias applied.
+
+2002-02-04  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (current_function_is_thunk): Don't check
+	current_function_is_thunk.
+	(alpha_sa_mask): Distinguish between current_function_is_thunk
+	called from ASM_OUTPUT_MI_THUNK and not.
+	(alpha_does_function_need_gp): Thunks always need gp.
+	(alpha_start_function, alpha_output_function_end_prologue): Likewise.
+	(alpha_output_mi_thunk_osf): New.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
+
+2002-02-04  Richard Sandiford  <rsandifo@redhat.com>
+
+	* c-typeck.c (build_c_cast): Warn when qualifiers are added to
+	function types, not when they're taken away.
+
+Mon Feb  4 09:05:58 2002  Jeffrey A Law  (law@redhat.com)
+
+	* cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
+	CODE_LABEL and jump table when replacing a table jump with a
+	simple jump.
+
+2002-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390-protos.h (legitimize_la_operand,
+	s390_secondary_input_reload_class, s390_plus_operand,
+	s390_expand_plus_operand): Add prototypes.
+
+	config/s390/s390.c (s390_secondary_input_reload_class,
+	s390_plus_operand, s390_expand_plus_operand): New functions.
+
+	(struct s390_address): New member 'pointer'.
+	(s390_decompose_address): Compute it.
+	(legitimate_la_operand_p): Use it.
+	(legitimize_la_operand): New function.
+	(movti, movdi, movdf splitters): Call it.
+
+	config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
+	(PREDICATE_CODES): Add s390_plus_operand.
+
+	config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
+	(la_ccclobber): Allow GENERAL_REGS as output operand.
+
+	(reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
+	*reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
+	(*la_64, *la_31, reload_indi, reload_insi): ... these.
+
+2002-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
+	register names for regular asm () construct.
+
+2002-02-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.md (movsf_1): Allow moving SF values in MMX
+	registers.
+
+2002-02-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* combine.c (recog_for_combine): Create a dummy insn with PATTERN
+	pat for recog.
+
+2002-02-04  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
+	constant pool to be identical by string address and index.
+
+2002-02-04  Anthony Green  <green@redhat.com>
+
+	* output.h (SECTION_OVERRIDE): Define.
+	* varasm.c (named_section): Obey SECTION_OVERRIDE.
+
+2002-02-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
+	by existing arm*-*-netbsd* (a.out) target.
+	(ns32k-*-netbsdelf*): Likewise.
+	(sparc-*-netbsdelf*): Likewise.
+	(vax-*-netbsdelf*): Likewise.
+
+2002-02-03  Danny Smith <dannysmith@users.sourceforge.net>
+
+	* gthr-win32.h: Protect against conflicting typedef for BOOL in windows
+	headers and libobjc headers.
+
+2002-02-03  Mumit Khan  <khan@nanotech.wisc.edu>
+
+	* gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
+	(_mingw.h): Remove duplicate include.
+
+2002-02-03  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc: Set cpu_type to m68k for 68010, as well.
+	(m68010-*-netbsdelf*): New...
+	(m68k*-*-netbsdelf*): ...targets.
+	* config/m68k/netbsd-elf.h: New file.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (hand_list): Move inside function_arg.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (h8_push_ops): Move inside
+	h8300_init_once.
+	(h8_pop_ops): Likewise.
+	(h8_move_ops): Likewise.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (os_task): Make it static.
+	(monitor): Likewise.
+	(pragma_saveall): Likewise.
+
+2002-02-02  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sh/sh.md (ic_invalidate_line): Make sure the immediate
+	constant is a valid sign-extension for Pmode.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c: Fix formatting.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Fix formatting.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (one_cmpl patterns): Tighten the
+	predicates of operands[1].  Split the patterns for each
+	processor variant.
+
+2002-02-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (xor patterns): Tighten the predicates
+	of operands[1] to register_operand.
+
+2002-02-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
+	* cpphash.c (_cpp_init_hashtable): Similarly.
+	* cppinit.c (cpp_create_reader): Default the signed_char flag.
+	(init_builtins): Define __CHAR_UNSIGNED__ appropriately.
+	(COMMAND_LINE_OPTIONS): Recognize -f{un,}signed-char.
+	(cpp_handle_option): Handle the new options.
+	* cpplex.c (cpp_interpret_charconst): Use new flag.
+	* cpplib.h (struct cpp_options): New member signed_char.
+	* gcc.c (cpp_unique_options): Remove %c spec and documentation.
+	(cpp_options): Handle -fsigned-char and -funsigned-char.
+	(static_specs): Remove signed_char_spec.
+	(do_spec1): Don't handle %c.
+	* system.h: Poison SIGNED_CHAR_SPEC.
+	* tradcif.y (yylex): Use flag_signed_char.
+	* tradcpp.h (flag_signed_char): New.
+	* tradcpp.c (flag_signed_char): New.
+	(main): Handle new command-line options.
+	(initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
+config:
+	* alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
+	* avr/avr.h: Remove old comments.
+	* i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
+	(CC1_SPEC): Pass -fsigned-char if -mic*.
+	(SIGNED_CHAR_SPEC): Remove.
+doc:
+	* tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
+
+2002-02-01  Eric Christopher  <echristo@redhat.com>
+
+	From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
+	* config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
+	* config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
+	(ASM_OUTPUT_REG_POP): Ditto.
+
+2002-02-02  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
+	patch.
+
+2002-02-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
+
+2002-02-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/5304:
+	* expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
+	unconditionally.
+
+2002-02-01  Janis Johnson  <janis187@us.ibm.com>
+
+	* cfganal.c: Include tm_p.h.
+	(keep_with_call_p): Fix the test that determines if a register holds
+	the return value of a call.
+
+2002-02-01  DJ Delorie  <dj@redhat.com>
+
+	* config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
+	we are given conflicting registers, switch to the other one we
+	had allocated for us.
+	* config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
+	as TImode so we know when the "other" register is available.
+
+2002-02-01  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
+	sparc/sparc_bi.h.
+
+2002-02-01  Janis Johnson  <janis187@us.ibm.com>
+
+	* cfganal.c (keep_with_call_p): New function.
+	(flow_call_edges_add): Prevent splitting a block between a call and
+	a single-set instruction that should be kept in the same block.
+
+2002-02-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/install.texi (avr): Update outdated URL.
+
+2002-01-30  Andrew Haley  <aph@cambridge.redhat.com>
+
+	* config/stormy16/stormy16.md (pushqi): New.
+	(popqi): New.
+	(pushhi): New.
+	(pophi): New.
+	(movhi): Remove stack operands.
+	(movqi): Likewise.
+	* config/stormy16/stormy16.h (PREDICATE_CODES): Add
+	nonimmediate_nonstack_operand.
+	* config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
+	New.
+	* config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
+	New.
+
+2002-01-31  Jason Merrill  <jason@redhat.com>
+
+	* Makefile.in (c-parse.c): Handle .output file.
+	* objc/Make-lang.in (objc-parse.c): Likewise.
+
+2002-02-01  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
+	the -me[lb] option is given.  Don't output the default flag
+	twice.
+
+2002-01-31  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-lex.c (yyparse): Call debug_hooks->start_source_file for
+	the primary source file; this has not been done yet.
+	* c-decl.c (c_expand_body): Reset input_filename from
+	DECL_SOURCE_FILE (fndecl) before calling init_function_start.
+
+2002-01-31  Kazu Hirata  <kazu@hxi.com>
+
+	* rtlanal.c (subreg_regno_offset): Do not use
+	SUBREG_REGNO_OFFSET.
+	* system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
+	* doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
+
+2002-01-31  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* gccbug.in: Follow GNU Coding Standards for --version.  Use GCC
+	version rather than GNATS version in --version output.
+
+2002-01-31  Richard Sandiford  <rsandifo@redhat.com>
+
+	* ifcvt.c (noce_process_if_block): Make a copy of the destination
+	when copying back from a temporary.
+
+2002-01-30  Richard Henderson  <rth@redhat.com>
+
+	* ifcvt.c (dead_or_predicable): Handling merging when other_bb
+	and new_dest are the same.
+
+2002-01-30  Richard Henderson  <rth@redhat.com>
+
+	PR opt/5076
+	* rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
+	* rtl.c (note_insn_name): Update.
+	* emit-rtl.c (remove_unnecessary_notes): Kill it.
+	* stmt.c (expand_end_loop): Kill jump opt code.  Use LOOP_END_TOP_COND
+	to perform loop rotation.
+	(expand_exit_loop_top_cond): New.
+	* tree.h (expand_exit_loop_top_cond): Declare it.
+	* c-semantics.c (genrtl_while_stmt): Use it.
+	(genrtl_for_stmt): Likewise.
+
+2002-01-30  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
+	arguments to 64-bit boundaries on 64-bit ABIs.
+
+2002-01-30  Steve Ellcey  <sje@cup.hp.com>
+
+	* loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
+
+2002-01-31  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* c-decl.c (grokdeclarator): Handle type being a typedef for an
+	invalid type.
+
+2002-01-30  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
+	* config/sparc/sparc_bi.h: Remove file.
+	* config/sparc/biarch64.h: New file (rename of sparc_bi.h).
+
+2002-01-30  Richard Henderson  <rth@redhat.com>
+
+	* sched-deps.c (sched_analyze): Make a call read the frame pointer.
+
+2002-01-30  Zack Weinberg  <zack@codesourcery.com>
+
+	* expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
+
+2002-01-30  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
+	(output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
+	(reg_save): Use DW_CFA_offset_extended_sf instead.
+
+	* dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
+
+2002-01-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
+	in cselib_lookup.
+
+2002-01-29  Aldy Hernandez  <aldyh@redhat.com>
+
+	* rs6000.md ("*call_value_local32"): Remove constraints.
+	("*call_value_local64"): Same.
+	("*call_value_indirect_nonlocal_aix32"): Same.
+	("*call_value_nonlocal_aix32"): Same.
+	("*call_value_indirect_nonlocal_aix64"): Same.
+	("*call_value_nonlocal_aix64"): Same.
+	("*call_value_nonlocal_sysv"): Same.
+
+2002-01-29  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
+
+2002-01-29  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (force_operand): Ignore flag_pic for detecting pic
+	address loads.
+	* regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
+	for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
+	* resource.c (mark_target_live_regs): Use regs_invalidated_by_call
+	instead of open-coded loop.
+	* doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
+	be fixed when in use.
+
+2002-01-29  Richard Henderson  <rth@redhat.com>
+
+	* sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
+	* sched-rgn.c (propagate_deps): Update them.
+	* sched-deps.c (sched_analyze_insn): Update them.  Flush the
+	clobbers list when either gets too long.
+
+2002-01-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
+	and INDEX_REGS the same as GENERAL_REGS.
+	(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
+
+2002-01-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* tree.c (build_nonstandard_integer_type): Correct prototype.
+
+2002-01-29  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.md (movstrsico, movstrdix_64,
+	movstrsix_31): Remove, replace by ...
+	(movstrdi_short, movstrsi_short, movstrdi_long,
+	movstrsi_long): ... these.  New.
+	(movstrdi, movstrsi): Adapt.
+
+	(rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
+	ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
+	Remove unnecessary CC clobber.
+	(*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
+	*ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
+
+	(divmoddi4): Don't partially initialize TImode register.
+
+2002-01-29  Geoffrey Keating  <geoffk@redhat.com>
+
+	* doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
+
+2002-01-29  Richard Henderson  <rth@redhat.com>
+
+	* flow.c (print_rtl_and_abort): Remove.
+	(print_rtl_and_abort_fcn): Remove.
+	(verify_local_live_at_start): Use dump_bb instead.
+	(verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
+	(verify_wide_reg_1): Return 2 on mode test failure.
+
+2002-01-29  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR c/3325, c/3326, c/2511, c/3347
+	* c-decl.c (enum_decl_context): Remove BITFIELD.
+	(grokdeclarator): Take bitfield width as an input.
+	Ensure bitfields are given the correct type.  Perform
+	bitfield width validation with build_bitfield_integer_type
+	rather than waiting for finish_struct.
+	(grok_typename, grok_typename_in_parm_context, start_decl,
+	push_parmdecl, grokfield, start_function): Update calls to
+	grokdeclarator.
+	(build_bitfield_integer_type): New function.
+	(finish_struct): Move bitfield validation to grokdeclarator
+	and build_bitfield_integer_type.
+	* tree.c (build_nonstandard_integer_type): New function.
+	* tree.h (build_nonstandard_integer_type): New prototype.
+objc:
+	* objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
+
+2002-01-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR other/1502:
+	* cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
+	don't ignore unrecognized -W* options.
+	(cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
+	* cpplib.h (cpp_handle_option): Adjust prototype.
+	* c-decl.c (c_decode_options): Pass 0 as last argument to
+	cpp_handle_option.
+
+	PR c/2896:
+	* gcc.c (cpp_unique_options): Split from cpp_options.
+	(cpp_options): Source cpp_unique_options.
+	(default_compilers): Use cpp_unique_options instead of cpp_options
+	when used together with cc1_options.
+	(static_specs): Add cpp_unique_options.
+	* objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
+	when used together with cc1_options.
+
+2002-01-29  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Update the prototype of
+	output_a_shift.
+	* config/h8300/h8300.c (output_a_shift): Remove an unused
+	argument 'insn'.  Remove redundant code.
+	* config/h8300/h8300.md: Adust to the new prototype of
+	output_a_shift.
+
+2002-01-29  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Update the prototypes of
+	emit_a_rotate and expand_a_rotate.
+	* config/h8300/h8300.c (emit_a_rotate): Change the type of the
+	first argument to 'enum rtx_code'.
+	(expand_a_rotate): Likewise.
+
+2002-01-28  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Update the prototype of
+	output_simode_bld.
+	* config/h8300/h8300.c (output_simode_bld): Remove an argumen
+	'log2'.
+	* config/h8300/h8300.md: Adjust to the new prototype.
+
+2002-01-28  Kazu Hirata  <kazu@hxi.com>
+
+	* conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
+	redundant code.
+
+2002-01-28  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
+	is a fixed register before returning pic_offset_table_rtx.
+	* loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
+	when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
+
+2002-01-28  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2.h: Sync with src version.
+
+2002-01-28  Paul Koning  <pkoning@equallogic.com>
+
+	* builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
+	BT_FN_VOID_PTR_VAR.
+	* builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
+	* doc/extend.texi (__builtin_prefetch): Update documentation:
+	first argument is now const void ptr.
+
+2002-01-28  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Remove an unused prototype.
+
+2002-01-28  Roman Zippel  <zippel@linux-m68k.org>
+
+	* toplev.c (lang_independent_init): Round up identifier size.
+
+2002-01-28  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config.gcc: Revert previous change.
+
+2002-01-28  Andris Pavenis  <pavenis@latnet.lv>
+
+	* config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
+
+2002-01-28  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config.gcc (*-*-netbsdelf*): Set up generic parameters.
+	(*-*-netbsd*): Always use collect2.  Remove collect2 settings from
+	other non-elf netbsd config frags.
+	* config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
+	collect2 will does that.
+	* config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
+	shared-lib frobbing will work.
+
+2002-01-28  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h: Fix formatting.
+	* config/h8300/h8300.md: Likewise.
+
+2002-01-28  Loren J. Rittle  <ljrittle@acm.org>
+
+	* fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
+	the old, removed AAA_standards fix.
+	* fixinc/fixincl.x: Rebuilt.
+
+2002-01-28  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
+	atexit call in crtbegin, hooked in after call to frame_dummy;
+	register EH before registering __fini__start.
+
+2002-01-28  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/altivec.h: Remove spurious semicolons.
+
+2002-01-27  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Replace dead bit extraction patterns
+	with ones that work.
+
+Sun Jan 27 13:23:40 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
+	if not STRICT_ALIGNMENT.
+	* rtl.h (MEM_ALIGN): Likewise.
+
+2002-01-27  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/invoke.texi (-fdump-translation-unit): Revert this
+	patch: 2001-10-21  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+2002-01-27  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (define_constants): New.
+	(anonymous patterns) Use defined constants appropriately.
+
+2002-01-27  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (function_arg): Remove redundant code.
+
+2002-01-26  Richard Henderson  <rth@redhat.com>
+
+	* sched-deps.c (reg_pending_uses_head): New.
+	(reg_pending_barrier): Rename from reg_pending_sets_all.
+	(find_insn_list): Don't mark inline.
+	(find_insn_mem_list): Remove.
+	(add_dependence_list, add_dependence_list_and_free): New.
+	(flush_pending_lists): Replace only_write param with separate
+	for_read and for_write parameters.  Update all callers.  Use
+	add_dependence_list_and_free.
+	(sched_analyze_1): Do not add reg dependencies here; just set
+	the pending bits.  Use add_dependence_list.
+	(sched_analyze_2): Likewise.
+	(sched_analyze_insn): Replace schedule_barrier_found with
+	reg_pending_barrier.  Add all dependencies for pending reg
+	uses, sets, and clobbers.
+	(sched_analyze): Don't add reg dependencies for calls, just
+	set pending bits.  Use regs_invalidated_by_call.  Treat
+	sched_before_next_call as a normal list, not a fake insn.
+	(init_deps): No funny init for sched_before_next_call.
+	(free_deps): Free pending mems lists.  Don't zero reg_last.
+	(init_deps_global): Init reg_pending_uses.
+	(finish_deps_global): Free it.
+	* sched-int.h (deps): Make in_post_call_group_p boolean.  Update docs.
+	(find_insn_mem_list): Remove.
+	* sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
+	(propagate_deps): Use them.  Zero temp mem lists.
+
+2002-01-26  Richard Henderson  <rth@redhat.com>
+
+	* Makefile.in (CRTSTUFF_CFLAGS): New.
+	(crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
+	* config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
+	crtstuff.c instead of alpha assembly version.
+	* crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
+	entire dummy function sequence.  Use FORCE_CODE_SECTION_ALIGN
+	not FORCE_{INIT,FINI}_SECTION_ALIGN.
+	(__do_global_dtors_aux): Mark used.
+	(frame_dummy, __do_global_ctors_aux): Mark used.
+	(fini_dummy, init_dummy): Remove.
+
+	* config/alpha/crtbegin.asm: Remove file.
+	* config/alpha/crtend.asm: Remove file.
+	* config/alpha/t-crtbe: Remove file.
+	* config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
+	(LINK_EH_SPEC): New.
+
+	* config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
+	FORCE_INIT_SECTION_ALIGN hack.  Register __fini_start before
+	calling constructors.
+	* config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
+
+	* config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
+	* config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
+	CRT_END_INIT_DUMMY hack.
+	* config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
+	FORCE_{INIT,FINI}_SECTION_ALIGN.
+
+	* config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
+	FORCE_{INIT,FINI}_SECTION_ALIGN.
+
+	* config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
+	invocation sequence.
+	* config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
+
+	* doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
+	(FORCE_CODE_SECTION_ALIGN): New.
+
+2002-01-26  Richard Henderson  <rth@redhat.com>
+
+	* config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
+
+2002-01-26  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
+	(alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
+
+2002-01-26  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Remove bit extraction patterns that
+	cannot be triggered.
+	Restrict each bit extraction pattern to a variant on which the
+	pattern is tested.
+
+2002-01-26  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/include/texinfo.tex: Update to version 2002-01-04.07.
+
+2002-01-26  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Remove bit test patterns that cannot
+	be triggered.
+	Restrict each bit test pattern to a variant on which the
+	pattern is tested.
+
+2002-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* builtins.c (expand_builtin_strncat): Remove redundant check for
+	INTEGER_CST.
+
+2002-01-25  David O'Brien  <obrien@FreeBSD.org>
+
+	* config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
+	default setting.
+	* config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
+	existing setting.
+
+2002-01-25  Geoffrey Keating  <geoffk@redhat.com>
+
+	* dbxout.c (dbxout_init): Use assemble_name rather than just
+	stripping off the first character.
+	(dbxout_source_file): Likewise.
+
+2002-01-25  DJ Delorie  <dj@redhat.com>
+
+	* config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
+	using rtx_equal_p, not by comparing pointers.
+
+2002-01-25  Steve Ellcey  <sje@cup.hp.com>
+
+	* emit-rtl.c (gen_rtx_REG): Always return the same rtx
+	for PIC_OFFSET_TABLE_REGNUM.
+	(init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
+
+2002-01-25  David O'Brien  <obrien@FreeBSD.org>
+
+	* config.gcc (x86_64-*-freebsd*): New target.
+	(x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
+	value.
+	(i[34567]86-*-freebsd*): Don't include svr4.h.
+	* config/i386/freebsd64.h: New file.
+
+2002-01-25  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/alpha/x-vms (version): Make static.
+
+	* config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
+	in previous checkin.
+
+	* Makefile.in (install-headers-cp): New target.
+	* config.gcc (alpha-dec-*vms*): Install headers with
+	install-headers-cp
+
+Fri Jan 25 22:42:49 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* unroll.c (unroll_loop): Lower final_value to nonmemory operand;
+	avoid it's copies.
+
+Fri Jan 25 08:26:19 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* builtins.c (expand_builtin_strncpy): Use integer_zerop instead
+	of compare_tree_int.
+	(expand_builtin_strncat): Likewise.
+	* c-decl.c (finish_struct): Use tree_low_cst.
+	* tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
+	* tree.c (compare_tree_int): Likewise.
+
+2002-01-25  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* reload1.c (eliminate_regs_in_insn): Recognize frame pointer
+	adjustments even if they are implemented by more than two insns.
+
+Fri Jan 25 20:43:56 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
+	* df.h (struct ref): Kill B.
+	(DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
+
+	* basic-block.h (PROP_EQUAL_NOTES): New flag.
+	* flow.c (propagate_one_insn): Use it.
+	(mark_used_regs): Handle NIL.
+
+2002-01-25  Geoffrey Keating  <geoffk@redhat.com>
+
+	* config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
+	to help folding.
+
+2002-01-25  David Edelsohn  <edelsohn@gnu.org>
+
+	* rs6000.md (prefetch): Make address V4SI mode so that the address
+	is restricted to legitimate form for instruction.
+
+2002-01-25  Bob Wilson  <bob.wilson@acm.org>
+
+	* doc/install.texi (xtensa-*-elf): New target.
+	(xtensa-*-linux*): New target.
+	* doc/contrib.texi: Add myself.
+
+2002-01-25  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
+	purpose register to hold an SImode (or smaller) value.
+
+2002-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
+	registry only.
+	* crtstuff.c: Likewise.
+
+2002-01-25  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (negation patterns): Tighten
+	predicates to register_operand.
+
+2002-01-24  Aldy Hernandez  <aldyh@redhat.com>
+
+	* loop.c (emit_prefetch_instructions): Use the prefetch insn's
+	mode, not Pmode.
+
+	* builtins.c (expand_builtin_prefetch): Same.
+
+2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
+	modes.
+
+2002-01-24  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (print_operand): Remove support for
+	operand character 'A'.
+	* config/h8300/h8300.md (three anonymous patterns): Replace
+	operand character 'A' with either 'T' or 'S'.
+
+2002-01-24  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (print_operand): Remove support for
+	operand character 'U'.
+
+2002-01-24  Andris Pavenis  <pavenis@latnet.lv>
+
+	* config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
+
+2002-01-24  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
+	values to be assigned to the stack pointer.
+
+2002-01-14  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* emit_rtl.c (gen_lowpart_common): Conversion from const_int
+	to const_double needs to be done right for big-endian systems.
+
+2002-01-24  Jason Merrill  <jason@redhat.com>
+
+	PR c++/2432
+	* config/sparc/sparc.md (call-jump peepholes): Pass the right insn
+	to can_throw_internal.
+
+2002-01-23  Richard Henderson  <rth@redhat.com>
+
+	* fold-const.c (fold): Change UINT_MAX test to check vs precision
+	rather than TYPE_MAX_VALUE.  Fix indentation and a bogus negation.
+
+2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
+	(symGOT2reg): Use them, then set as GOT value as unchanging.
+	(symGOTOFF2reg): Set REG_EQUAL note.  Use a different pseudo
+	as a temporary, if possible.
+	(symPLT_label2reg): Enclose (pc) in UNSPEC_PIC.  Emit
+	sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
+
+2002-01-23  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Fix xorqi and xorqi so that they will
+	accept to accept 0x80 as operands[2].
+
+2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
+
+2002-01-23  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
+
+2002-01-23  Aldy Hernandez  <aldyh@redhat.com>
+
+	* c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
+	(parmlist_or_identifiers_1): Verify that only a parmlist follows
+	an attribute.
+
+2002-01-23  Richard Henderson  <rth@redhat.com>
+
+	* expr.c (move_by_pieces_1): Extend size before negation.
+
+	* config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
+	(MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
+	(MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
+	* config/m68k/t-m68kelf: Likewise.
+
+2002-01-23  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/elf.h: New file.
+	* config/xtensa/lib1funcs.asm: New file.
+	* config/xtensa/lib2funcs.S: New file.
+	* config/xtensa/linux.h: New file.
+	* config/xtensa/t-xtensa: New file.
+	* config/xtensa/xtensa-config.h: New file.
+	* config/xtensa/xtensa-protos.h: New file.
+	* config/xtensa/xtensa.c: New file.
+	* config/xtensa/xtensa.h: New file.
+	* config/xtensa/xtensa.md: New file.
+	* config.gcc (xtensa-*-elf*): New target.
+	(xtensa-*-linux*): New target.
+	* cse.c (canon_hash): Compare rtx pointers instead of register
+	numbers.  This is required for the Xtensa port.
+	* integrate.c (copy_insn_list): Handle case where the static
+	chain is in memory and the memory address has to be copied to
+	a register.
+	* doc/invoke.texi (Option Summary): Add Xtensa options.
+	(Xtensa Options): New node.
+	* doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
+
+2002-01-23  Zack Weinberg  <zack@codesourcery.com>
+
+	* diagnostic.c (internal_error): Do ICE suppression only
+	when ENABLE_CHECKING is not defined.
+
+	* c-typeck.c (require_complete_type): Return error_mark_node
+	if type is error_mark_node.
+
+2002-01-23  Janis Johnson  <janis187@us.ibm.com>
+
+	* toplev.c (process_options): Disable -fprefetch-loop-arrays with
+	-Os and issue a warning.
+
+2002-01-23  Zack Weinberg  <zack@codesourcery.com>
+
+	* doc/fragments.texi, doc/hostconfig.texi: Update to reflect
+	current (lack of) need for host configuration by hand.
+
+	* doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
+	references.  Documentation of some target macros moved from
+	hostconfig.texi to tm.texi.
+
+2002-01-23  Will Cohen  <wcohen@redhat.com>
+
+	* config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
+	defined.
+
+2002-01-23  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
+	operand[3].
+
+2002-01-23  Jason Merrill  <jason@redhat.com>
+
+	* tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
+
+	* function.c (assign_parms): Don't put args of inline functions
+	into registers when not optimizing.
+
+2002-01-23  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
+	(prologue_use): New pattern.
+	* config/arm/arm.c (expand_prologue): Use gen_prologue_use in
+	preference to gen_rtx_USE.
+	(thumb_expand_prologue): Use gen_prologue_use in preference to
+	gen_rtx_USE.
+	(thumb_expand_epilogue): Use gen_prologue_use in preference to
+	gen_rtx_USE.
+
+2002-01-23  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
+
+2002-01-23  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	PR c/3504
+	* doc/extend.texi: Correct documentation of __alignof__.
+
+2002-01-22  Zack Weinberg  <zack@codesourcery.com>
+
+	* params.h: Rename arguments of DEFPARAM so that it will be
+	recognized as a translation keyword.
+
+2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
+
+	* extend.texi: Document altivec functions.
+	Fix N-bit adjectives in X86 builtin documentation.
+
+2002-01-22  Alexandre Oliva  <aoliva@redhat.com>
+
+	* reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
+	auto_inc_dec values.
+
+2002-01-22  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
+	after backslash.
+	(ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
+
+2002-01-22  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
+
+2002-01-22  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
+	copy_insn not copy_rtx.
+
+2002-01-23  Alan Modra  <amodra@bigpond.net.au>
+
+	* combine.c (simplify_and_const_int): Don't trunc_int_for_mode
+	"nonzero" as that might add "1" bits.  Ensure "constop" is
+	properly sign extened.
+	(force_to_mode): Tweak for sign extended constop.
+
+2002-01-22  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
+	for_each_rtx instead of assuming we're already looking at the MEM.
+	(split_small_symbolic_mem_operand): Likewise.
+	* config/alpha/alpha.h (PREDICATE_CODES): Update.
+	* config/alpha/alpha.md (small symbolic memory splitters): Update.
+
+2002-01-22  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
+	sequence number for the literal.
+	(divmoddi_internal_er): Likewise.
+
+2002-01-22  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	PR java/4972
+	* aclocal.m4 (AM_ICONV): Put linking flags for libiconv
+	in LIBICONV variable.
+	* configure: Regenerated.
+
+2002-01-22  Krister Walfridsson  <cato@df.lth.se>
+
+	* dependence.c (build_def_use): Remove array_idx.
+
+	* dwarfout.c (last_filename): Remove.
+	(output_compile_unit_die): Remove last_filename.
+
+2002-01-22  Roger Sayle  <roger@eyesopen.com>
+	    Richard Henderson  <rth@redhat.com>
+
+	PR opt/3640
+	* fold-const.c (fold): Optimize unsigned comparisons against
+	UINT_MAX (and similar unsigned constants).
+
+2002-01-22  Janis Johnson  <janis187@us.ibm.com>
+
+	* Makefile.in (loop.o): Depend on OPTABS_H.
+	* loop.c (emit_prefetch_instructions): Check the prefetch operand
+	against the predicate.
+
+	PR target/5379
+	* config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
+	for the address operand.
+
+2002-01-22  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
+
+2002-01-22  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	PR other/5450
+	* config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
+	preprocessor flags.
+
+2002-01-22  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config.gcc (x86_64-*-netbsd*): New target.
+	* config/i386/netbsd64.h: New file.
+
+2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
+
+	* regrename.c (kill_value): Fix typo.
+
+2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/tm.texi: Remove STARTING_FRAME_PHASE.
+
+	* config/rs6000/rs6000.h: Same.
+
+	* function.c (instantiate_virtual_regs): Remove
+	STARTING_FRAME_PHASE.
+	(assign_stack_local_1): Same.
+	Calculate frame phase.
+
+2002-01-22  Nick Clifton  <nickc@redhat.com>
+
+	* config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
+	variable declaration to outer scope in order to simplify
+	future extensions.
+	(HARD_REGNO_MODE_OK): Replace macro body with a with a call to
+	arm_hard_regno_mode_ok.
+	* config/arm/arm-protos.h: Add a prototype for
+	arm_hard_regno_mode_ok.
+	* config/arm/arm.c (soft_df_operand): Remove now redundant
+	check for DImode values using IP_REGNUM.
+	(nonimmediate_soft_df_operand): Remove now redundant check for
+	DImode values using IP_REGNUM.
+	(arm_hard_regno_mode_ok): New function. New check: make sure
+	that DImode values are not stored in IP_REGNUM.
+
+	* config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
+	note with a USE.
+	(thumb_expand_prologue): Replace REG_MAYBE_DEAD	note with a USE.
+
+2002-01-22  Jason Merrill  <jason@redhat.com>
+
+	* c-semantics.c (genrtl_compound_stmt): Only check nesting
+	consistency if this COMPOUND_STMT is scoped.
+
+2002-01-22  Kazu Hirata  <kazu@hxi.com>
+
+	* predict.c: Fix formatting.
+	* print-tree.c: Likewise.
+	* protoize.c: Likewise.
+	* real.h: Likewise.
+	* rtl.h: Likewise.
+	* sbitmap.h: Likewise.
+	* scan.c: Likewise.
+	* sched-deps.c: Likewise.
+	* sched-vis.c: Likewise.
+	* sdbout.c: Likewise.
+	* sibcall.c: Likewise.
+	* ssa.c: Likewise.
+	* ssa-ccp.c: Likewise.
+	* ssa-dce.c: Likewise.
+	* stmt.c: Likewise.
+	* stor-layout.c: Likewise.
+	* system.h: Likewise.
+
+Tue Jan 22 06:26:33 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* tree.c (int_fits_type_p): If bounds of a subtype are variable, see
+	if fits in bounds of base type.
+
+	* dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
+	(loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
+	(add_bound_info, default): If can't find a context, make a
+	SAVE_EXPR.
+	(dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
+
+2002-01-22  Hans-Peter Nilsson  <hp@axis.com>
+
+	* c-typeck.c (parser_build_binary_op): If result from
+	build_binary_op is ERROR_MARK just return error_mark_node without
+	further processing.
+
+2002-01-21  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* config/netbsd.h (TARGET_HAS_F_SETLKW): define.
+	Split a.out-specific bits into...
+	* config/netbsd-aout.h: ...this.
+	* config/netbsd-elf.h: New file.
+	* config/alpha/netbsd-elf.h: Remove.
+	* config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
+	* config/i386/netbsd-elf.h (LIB_SPEC): Remove.
+	(STARTFILE_SPEC): Remove redundant definition.
+	(ENDFILE_SPEC): Likewise.
+	(LINK_SPEC): Likewise.
+	(CPP_SPEC): Likewise.
+	(ASM_SPEC): Likewise.
+	(LIB_SPEC): Likewise.
+	(SWITCH_TAKES_ARG): Likewise.
+	(TARGET_MEM_FUNCTIONS): Likewise.
+	(CPP_PREDEFINES): Redefine.
+	(ASM_FINAL_SPEC): Remove redefinition.
+	(ASM_COMMENT_START): Redefine.
+	(FUNCTION_PROFILER): Define.
+	(TARGET_VERSION): Redefine.
+	Comment and formatting cleanup.
+	* config/i386/netbsd.h: Include <netbsd-aout.h>.
+	* config/m68k/netbsd.h: Include <netbsd-aout.h>.
+	* config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
+	big- or little-endian.
+	* config/ns32k/netbsd.h: Include <netbsd-aout.h>.
+	* config.gcc (*-*-netbsd*): Add definitions common to all
+	NetBSD configs.
+	(alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
+	gnu_ld definitions.  Add netbsd-elf.h to and remove
+	alpha/netbsd-elf.h from tm_file.  Remove alpha/t-crtfm from
+	tmake_file, and don't lose previous tmake_file contents.
+	(arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
+	(i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
+	gnu_ld definitions.  Add netbsd-elf.h to tm_file.
+	(mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
+	(mipsel-*-netbsd*): Rename this to...
+	(mips*-*-netbsd*): ...this.  Add elfos.h to tm_file.  Add
+	mips/little.h to tm_file for mips*el-*.
+	(powerpc-*-netbsd*): Remove redundant xm_defines definition.
+	(sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
+	(vax-*-netbsd*): Add netbsd-aout.h to tm_file.
+
+2002-01-21  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa-protos.h (reg_before_reload_operand): New function prototype.
+	* pa.c (reg_before_reload_operand): New function implementation.
+	* pa.md (decrement_and_branch_until_zero, movb): Use it.  Change "!*m"
+	contraints to "*m".
+
+2002-01-21  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
+
+2002-01-21  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
+	(MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
+	(MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
+	(EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
+	(ENDFILE_SPEC): Undefine.
+	(STARTFILE_SPEC): Redefine for PA.
+
+2002-01-21  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+
+	* config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
+
+2002-01-21  Daniel Jacobowitz  <drow@mvista.com>
+
+	* config.gcc: Add entries to supported PowerPC --with-cpu
+	types.
+
+2002-01-21  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.c (ix86_function_arg_regno_p): Never return
+	true for 64-bit mode only SSE registers in 32-bit mode.
+
+2002-01-21  Kazu Hirata  <kazu@hxi.com>
+
+	* unwind-dw2.c: Fix formatting.
+	* unwind-dw2-fde.c: Likewise.
+	* unwind-dw2-fde.h: Likewise.
+	* unwind-pe.h: Likewise.
+	* varasm.c: Likewise.
+	* varray.h: Likewise.
+
+2002-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	Remove workaround for register stack overwrite bug in mmix.
+	* config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
+	support for TARGET_REG_STACK_FILL_BUG.
+	* config/mmix/mmix.h: Remove member has_call_without_parameters.
+	(TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
+	Delete.
+	(TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
+	(TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
+	-mno-reg-stack-fill-bug-workaround.
+	* config/mmix/mmix.md ("call", "call_value"): Don't set struct
+	machine member has_call_without_parameters.
+	* doc/invoke.texi (Option Summary) <MMIX Options>: Remove
+	-mreg-stack-fill-bug-workaround	and
+	-mno-reg-stack-fill-bug-workaround.
+	(MMIX Options): Ditto.
+
+2002-01-21  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
+	as appropriate.
+	Remove redundant code.
+
+2002-01-21  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
+	config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
+	config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
+	config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
+	config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
+	out target macro definitions and non-target-specific comments
+	mostly taken from old versions of the manual.
+
+2002-01-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h: Fix comment formatting.
+	* config/ia64/aix.h: Likewise.
+	* config/ia64/ia64-protos.h: Likewise.
+	* config/ia64/ia64.c: Likewise.
+	* config/ia64/ia64.h: Likewise.
+	* config/ia64/ia64intrin.h: Likewise.
+	* config/ia64/linux.h: Likewise.
+	* config/ia64/unwind-aix.c: Likewise.
+	* config/ia64/unwind-ia64.c: Likewise.
+
+2002-01-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c: Revise comments about shift code.
+
+2002-01-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (function_arg): Update a comment.
+
+2002-01-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Update the comments at the beginning
+	of the file.
+
+2002-01-20  Kazu Hirata  <kazu@hxi.com>
+
+	* config/i370/i370.c: Fix comment formatting.
+	* config/i370/i370.h: Likewise.
+	* config/i370/i370.md: Likewise.
+	* config/i370/linux.h: Likewise.
+
+Sun Jan 20 18:40:14 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* reg-stack.c (subst_stack_regs): Properly check for deleted insn.
+
+	* dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
+	(gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
+	in incomplete case.
+
+2002-01-20  Graham Stott  <grahams@redhat.com>
+
+	* cfgloop.c (flow_loop_preheader_scan): Fix typo.
+
+2002-01-19  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
+
+2002-01-19  Tom Rix  <trix@redhat.com>
+
+	* config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
+
+2002-01-18  Aldy Hernandez  <aldyh@redhat.com>
+
+	* doc/tm.texi (STARTING_FRAME_PHASE): Document.
+
+	* function.c (assign_stack_local_1): Adjust x_frame_offset with
+	STARTING_FRAME_PHASE.
+	(STARTING_FRAME_PHASE): New.
+	(instantiate_virtual_regs): Check saneness of
+	STARTING_FRAME_PHASE.
+
+	* config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
+
+2002-01-19  Alexandre Oliva  <aoliva@redhat.com>
+
+	* config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
+
+2002-01-18  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
+	be used for bootstrapping GCC 3.0.
+
+2002-01-18  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Fix an insn length.
+
+2002-01-18  Kazu Hirata  <kazu@hxi.com>
+
+	* bitmap.h: Fix comment formatting.
+	* combine.c: Likewise.
+	* cppfiles.c: Likewise.
+	* c-pragma.h: Likewise.
+	* c-typeck.c: Likewise.
+	* df.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* function.c: Likewise.
+	* gcc.c: Likewise.
+	* genattrtab.c: Likewise.
+	* gthr-win32.h: Likewise.
+	* haifa-sched.c: Likewise.
+	* predict.c: Likewise.
+	* rtlanal.c: Likewise.
+	* rtl.h: Likewise.
+	* unwind-dw2-fde.h: Likewise.
+	* unwind-pe.h: Likewise.
+	* vmsdbgout.c: Likewise.
+
+Thu Jan 17 15:28:26 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
+	if type_required and passed decl.
+
+2002-01-17  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config.gcc (cpu_type): Include altivec.h in powerpc
+	extra_headers.
+	Same for darwin.
+
+	* config/rs6000/altivec.h: New.
+
+2002-01-17  David Edelsohn  <edelsohn@gnu.org>
+
+	* doc/install.texi (*-ibm-aix*): Update assembler and exception
+	handling information.
+	* doc/trouble.texi (Interoperation): Add libstdc++ information
+	for AIX.
+	(Misunderstandings): Add template instantiation and static template
+	member information for AIX.
+
+2002-01-17  Jason Merrill  <jason@redhat.com>
+
+	* dbxout.c (dbxout_type): Support const and volatile.
+
+	* except.c (add_partial_entry): Remove backwards compatibility code.
+	(end_protect_partials): Likewise.
+
+2002-01-17  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/ia64/ia64.md (prologue_use): New.
+	* config/ia64/ia64.c (ia64_expand_prologue): Use
+	gen_prologue_use instead of gen_rtx_USE.
+	(group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
+	as CODE_FOR_pred_rel_mutex.
+	(ia64_sched_reorder2): Likewise.
+
+2002-01-16  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/r3900.h: Reformat.
+	(SUBTARGET_CPP_SIZE_SPEC): Remove.
+	* config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
+	* config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
+	(SUBTARGET_CPP_SIZE_SPEC): Rewrite.
+	* config/mips/t-elf: Remove mips3 multilib.
+
+2002-01-16  H.J. Lu <hjl@gnu.org>
+
+	* config/mips/linux.h: Include "mips/abi64.h".
+
+2002-01-16  H.J. Lu <hjl@gnu.org>
+
+	* config/mips/t-linux: New.
+
+	* config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
+
+	* config/mips/linux.h: Don't include "gofast.h".
+	(INIT_SUBTARGET_OPTABS): Removed.
+
+2002-01-16  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Replace emit_a_shift with
+	output_a_shift.
+	* config/h8300/h8300.c: Likewise.
+	* config/h8300/h8300.md: Likewise.
+
+2002-01-16  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
+	spaces after an opcode name.
+	(pushqi1_h8300hs): Likewise.
+	(pushhi1_h8300hs): Likewise.
+
+2002-01-16  Kazu Hirata  <kazu@hxi.com>
+
+	* doc/extend.texi: Replace "option" with "attribute"
+	appropriately.
+
+2002-01-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
+	(and:DI () (const_int -8)).
+	(split_small_symbolic_mem_operand): Split
+	(mem (and:DI () (const_int -8)).
+
+2002-01-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/5309:
+	* config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
+	same way as TYPE_IMUL.
+	(ultrasparc_sched_reorder): Likewise.
+	* config/sparc/sparc.md (type): Add comment to update
+	ultrasparc_sched_reorder when making changes.
+
+2002-01-16  Kazu Hirata  <kazu@hxi.com>
+
+	* doc/invoke.texi: Change the dump file name of block
+	reordering pass from 28.bbro to 29.bbro.
+	Mention -dk option.
+
+Wed Jan 16 17:54:22 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (minsf splitter): Fix pasto.
+
+2002-01-16  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
+	to frame pointer initialisation instruction.
+	(thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
+	initialisation instruction.
+	(soft_df_operand): Do not accept the IP register.
+	(nonimmediate_soft_df_operand): Do not accept the IP register.
+
+2002-01-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/5357:
+	* config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
+	MASK_V8 being both set.
+
+2002-01-16  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_emit_prologue): Do not emit USE
+	insn for GOT register; add REG_MAYBE_DEAD notes instead.
+	config/s390/s390.md (call, call_value): Add GOT register to
+	CALL_INSN_FUNCTION_USAGE where needed.
+	(call_exp, call_value_exp): New.
+
+2002-01-16  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c: General formatting tidy up.
+
+2002-01-16  Graham Stott  <grahams@redhat.com>
+
+	* calls.c (try_to_integrate): Use "(size_t)" intermediate
+	cast and when casting an integer literal to "rtx" pointer.
+	(expand_call): Likewise.
+	* flow.c (try_pre_increment): Likewise.
+	(find_use_as_address): Likewise.
+	* integrate.c (expand_iline_function): Likewise.
+	* regmove.c (try_auto_increment): Likewise.
+
+2002-01-16  Graham Stott  <grahams@redhat.com>
+
+	* sched-rgn.c (passed): Use sbitmap_free.
+	(header): Likewise.
+	(inner): Likewise.
+	(in_queue): Likewise.
+	(in_stack): Likewise.
+
+2002-01-15  Eric Christopher  <echristo@redhat.com>
+
+	* flow.c (propagate_one_insn): Change to use fatal_insn.
+
+2002-01-15  Kazu Hirata  <kazu@hxi.com>
+
+	* expmed.c (extract_fixed_bit_field): Remove unused code.
+	* system.h: Poison SLOW_ZERO_EXTEND.
+	* doc/tm.texi: Remove.
+	* config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
+	* config/arm/arm.h: Likewise.
+	* config/avr/avr.h: Likewise.
+	* config/clipper/clipper.h: Likewise.
+	* config/convex/convex.h: Likewise.
+	* config/d30v/d30v.h: Likewise.
+	* config/dsp16xx/dsp16xx.h: Likewise.
+	* config/elxsi/elxsi.h: Likewise.
+	* config/fr30/fr30.h: Likewise.
+	* config/h8300/h8300.h: Likewise.
+	* config/i370/i370.h: Likewise.
+	* config/i386/i386.h: Likewise.
+	* config/m68k/m68k.h: Likewise.
+	* config/mips/mips.h: Likewise.
+	* config/ns32k/ns32k.h: Likewise.
+	* config/pdp11/pdp11.h: Likewise.
+	* config/pj/pj.h: Likewise.
+	* config/s390/s390.h: Likewise.
+	* config/sh/sh.h: Likewise.
+	* config/stormy16/stormy16.h: Likewise.
+	* config/v850/v850.h: Likewise.
+	* config/vax/vax.h: Likewise.
+	* config/we32k/we32k.h: Likewise.
+
+2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
+	(altivec_lvsl): Change constraint to b.
+	(altivec_lvsr): Same.
+	(altivec_lvebx): Same.
+	(altivec_lvehx): Same.
+	(altivec_lvewx): Same.
+	(altivec_lvxl): Same.
+	(altivec_lvx): Same.
+	(altivec_stvx): Add parallel.
+	(altivec_stvxl): Same.
+	(altivec_stvehx): Same.
+	(altivec_stvebx): Same.
+	(altivec_stvebx): Same.
+
+2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config.gcc: Change altivec.h to altivec-defs.h.
+
+	* config/rs6000/altivec.h: Delete.
+
+	* config/rs6000/altivec-defs.h: Add.
+
+2002-01-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
+	and UMOD modes.
+
+	* vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
+	less than or equal to eight bytes.
+
+	* vax.md (andsi3): Remove constraints and change SET destination
+	operand type to nonimmediate_operand.
+	(andhi3, andqi3): Likewise.  Don't clear high order bits of operand 1
+	when it is a CONST_INT.
+
+2002-01-15  Jason Merrill  <jason@redhat.com>
+
+	* c-common.def (FILE_STMT): New code.
+	* c-common.c (statement_code_p): It's a statement.
+	* c-common.h (stmt_tree_s): Add x_last_filename.
+	(FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
+	(last_expr_filename): New macro.
+	* c-semantics.c (begin_stmt_tree): Initialize it.
+	(add_stmt): If the filename changed, also insert a
+	FILE_STMT.
+	(expand_stmt): Handle seeing one.
+
+2002-01-15  Eric Christopher  <echristo@redhat.com>
+
+	* flow.c (propagate_one_insn): Add error message and print out
+	insn for debugging.
+
+2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
+	ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
+	* config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
+	TRAMPOLINE_ALIGNMENT.
+	* config/arm/arm.h, config/mcore/mcore.h: Likewise.  Change value
+	to be in bits.
+	* config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
+	PCC_BITFIELD_TYPE_MATTERS.
+	* config/interix.h (STDC_VALUE): Remove.  Use
+	STDC_0_IN_SYSTEM_HEADERS.
+	* config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
+	(ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
+	ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
+
+2002-01-15  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/install.texi (hppa*-hp-hpux11): --enable-threads does
+	not work on this platform currently.
+
+2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* c-typeck.c (build_unary_op): Don't wrap msgid argument of
+	readonly_warning in _().
+
+2002-01-15  Douglas B Rupp  <rupp@gnat.com>
+
+	* gcc.c (delete_if_ordinary): Backout previous change.
+
+2002-01-15  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (print_operand): Remove support for
+	unused operand characters.
+
+	* read-rtl.c: Fix formatting.
+	* real.c: Likewise.
+	* recog.c: Likewise.
+	* regclass.c: Likewise.
+	* regmove.c: Likewise.
+	* reg-stack.c: Likewise.
+	* reload1.c: Likewise.
+	* rtlanal.c: Likewise.
+
+2002-01-15  Kazu Hirata  <kazu@hxi.com>
+
+	* config/i386/i386.c: Fix formatting.
+
+2002-01-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-typeck.c (process_init_element): Don't save_expr
+	COMPOUND_LITERAL_EXPR if just its initializer will be used.
+
+2002-01-15  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
+	emit optional traceback table if optimize_size or TARGET_ELF.
+	* config/rs6000/rs6000.md (prefetch): New.
+
+2002-01-15  Andreas Jaeger  <aj@suse.de>
+
+	* config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
+
+2002-01-15  Kazu Hirata  <kazu@hxi.com>
+
+	* mips-tfile.c: Fix formatting.
+
+Tue Jan 15 00:56:11 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* unroll.c (final_reg_note_copy): Fix previous commit.
+
+2002-01-14  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300-protos.h: Remove the prototype for
+	eq_operator.
+	* config/h8300/h8300.c (eq_operator): Remove.
+
+2002-01-14  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.md (prefetch): Tidy.
+	(prefetch_3dnow): Fix locality operand.
+
+2002-01-14  Richard Henderson  <rth@redhat.com>
+
+	* config/mips/mips.h (HI_AND_FP_REGS): New register class.
+	(CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
+
+2002-01-14  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* reload1.c (reload_combine): Pass reg_sum replacement through
+	copy_rtx in loop performing multiple changes.
+
+2002-01-14  Jakub Jelinek  <jakub@redhat.com>
+
+	* except.c (remove_unreachable_regions): New.
+	(free_eh_status): Clear exception_handler_labels.
+	(convert_from_eh_region_ranges): Call remove_unreachable_regions.
+	(find_exception_handler_labels): Don't add the same label more than
+	once.
+	(remove_exception_handler_label): Don't die if
+	find_exception_handler_labels hasn't been called for the current
+	function yet.
+
+Mon Jan 14 21:26:13 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* toplev.c (rest_of_compilation): Rebuild jump labels after
+	gcse.
+
+2002-01-14  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/extend.texi: Move documentation of X86 built-in functions
+	here.
+	* doc/invoke.texi: From here.
+	* doc/sourcebuild.texi: Document location of documentation for
+	machine built-in functions.
+
+2002-01-13  Christopher Faylor  <cgf@redhat.com>
+
+	* cppfiles.c (TEST_THRESHOLD): New macro.
+	(SHOULD_MMAP): Ditto.
+	(read_include_file): Use SHOULD_MMAP macro to decide when mmap should
+	be used.
+
+Mon Jan 14 20:23:34 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* unroll.c (final_reg_note_copy): Properly handle
+	REG_LABEL
+	(unroll_loops): Fix LOOP_CONDITION heuristics.
+
+2002-01-14  Geoffrey Keating  <geoffk@redhat.com>
+
+	* doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
+	* doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
+
+Mon Jan 14 20:18:19 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
+	threaded loop.
+
+2002-01-14  Tom Rix  <trix@redhat.com>
+
+	* config/rs6000/rs6000.md: Fix typo with sradi.
+
+2002-01-14  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
+	movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
+	(clrstrdi, clrstrsi): Adapt callers.
+
+	(extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
+
+	(movti splitter): Never use register 0 as base register.
+
+2002-01-14  Hartmut Penner  <hpenner@de.ibm.com>
+
+	* combine.c (simplify_shift_const): Always generate new rtx
+	for shift expression instead of reusing given expression.
+
+Mon Jan 14 07:08:55 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/alpha/alpha.c (alpha_expand_mov): Don't call
+	alpha_legitimize_address unless mode is Pmode.
+
+2002-01-13  Geoffrey Keating  <geoffk@redhat.com>
+
+	* doc/md.texi (Modifiers): Document the '*' constraint for the
+	user.
+
+	* doc/md.texi (Machine Constraints): Add constraints for xstormy16.
+	* doc/extend.texi (Function Attributes): 'interrupt' is valid
+	for xstormy16 too.
+
+2002-01-13  Richard Henderson  <rth@redhat.com>
+
+	* reload.c (find_reloads): Use a hard reg destination as reload reg
+	for an input reload of the source.
+
+2002-01-13  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/install.texi (Binaries): Make link to ftp.writtenword.com
+	more generic.
+
+Sun Jan 13 07:23:01 2002  Douglas B Rupp  <rupp@gnat.com>
+
+	* Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
+	* mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
+
+	* config/alpha/x-vms (USE_COLLECT2): Set to empty.
+
+Sun Jan 13 06:55:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
+
+2002-01-12  Tom Rix  <trix@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
+	TARGET_POWERPC64.
+
+2002-01-12  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
+
+	* doc/invoke.texi: Update Alpha options.
+
+	* doc/invoke.texi: Update i386 built-in function lists.
+
+Sat Jan 12 17:38:11 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
+	referencing outside.
+
+Sat Jan 12 08:54:51 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* diagnostic.c (warn_deprecated_use): Rework to lower indentation.
+	* expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
+	offsets, and change line folding.
+	* optabs.c (expand_binop): Remove warnings.
+	* sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
+
+2002-01-12  Graham Stott <grahams@redhat.com>
+
+	* attribs.c (handle_deprecated_attribute): constify WHAT.
+	* diagnostic.c (warn_deprecated_use): Add braces, fixes
+	dangling else warning and constify WHAT.
+	* except.h (struct function, struct inline_remap): Move
+	struct tag forward defs before all prototypes.
+	(duplicate_eh_regions): Whitespace.
+
+2002-01-12  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
+	MODE_BASE_REG_CLASS.
+	(THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
+
+2002-01-12  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/i386.c (override_options): If SSE, enable sse prefetch.
+	(ix86_expand_vector_move): New.
+	(bdesc_2arg): Remove andps, andnps, orps, xorps.
+	(ix86_init_mmx_sse_builtins): Make static.  Remove composite builtins.
+	Remove old prefetch builtins.  Special case the logicals removed above.
+	(ix86_expand_builtin): Likewise.
+	(safe_vector_operand): Use V4SFmode, not TImode.
+	(ix86_expand_store_builtin): Remove shuffle arg.  Update callers.
+	(ix86_expand_timode_binop_builtin): New.
+	* config/i386/i386-protos.h: Update.
+	* config/i386/i386.h (enum ix86_builtins): Update.
+	* config/i386/i386.md: Correct predicates on MMX/SSE patterns.
+	Use ix86_expand_vector_move in vector move expanders.
+	(movti_internal, movti_rex64): Add xorps alternative.
+	(sse_clrv4sf): Rename and adjust from sse_clrti.
+	(prefetch): Don't work so hard.
+	(prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
+	* config/i386/xmmintrin.h (__m128): Use V4SFmode.
+	(_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
+
+2002-01-11  Richard Henderson  <rth@redhat.com>
+
+	* config/i386/mmintrin.h: New file.
+	* config/i386/xmmintrin.h: New file.
+	* config.gcc (i?86-*-*): Add extra_headers.
+	* simplify-rtx.c (simplify_unary_operation): Handle saturating
+	truncation codes.
+	(simplify_binary_operation): Handle saturating arithmetic codes.
+	* config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
+	not the lowpart subreg.
+	(ix86_expand_builtin): Return a TImode dummy register instead of 0
+	on error.
+	* config/i386/i386.md (mmx_clrdi): Override memory attribute.
+
+2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* conflict.c (conflict_graph_compute): Free regsets when finished.
+	* ssa.c (compute_coalesced_reg_partition): Likewise.
+
+2002-01-12  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+	* global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
+	every where we allocate a register.
+
+2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
+	* lcm.c (compute_earliest, compute_farthest): Likewise.
+
+2002-01-11  Janis Johnson  <janis187@us.ibm.com>
+
+	* expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
+
+2002-01-11  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/rtl.texi (Insns): Fix 2 typos.
+
+2002-01-11  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/invoke.texi: Avoid overfull hboxes.  Add summary of D30V
+	options.  Use @table @gcctabopt for MMIX options.  Add index
+	entries for MMIX options.  Start new paragraph with first
+	heading of the machine-dependent options.
+
+2002-01-11  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	PR other/5299
+	* config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
+	* combine.c (force_to_mode): Same.
+	* reload1.c (clear_reload_reg_in_use): Same.
+
+2002-01-11  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
+	and 'subtargets'.
+
+2002-01-11  Andreas Jaeger  <aj@suse.de>,
+	    Brad Lucier <lucier@math.purdue.edu>
+
+	* config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
+	mcpu.
+
+Fri Jan 11 07:35:12 2002  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
+	Protect with IN_LIBGCC.
+	(LINK_EH_SPEC): Add required trailing space.
+
+Fri Jan 11 09:25:05 2002  Nicola Pero  <n.pero@mi.flashnet.it>
+
+	* c-tree.h: Move function declarations so that they are listed
+	under the filename which contains them.
+	(check_identifier, finish_decl_top_level,
+	lookup_name_current_level_global, shadow_record_fields): Remove.
+
+2002-01-11  Andreas Jaeger  <aj@suse.de>
+
+	* config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
+	march.
+
+2002-01-10  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (print_operand): Add 'J'.
+	* config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
+	new operand with the sequence number for the lituse.  When splitting
+	the insns, use gen_movdi_er_high_g and generate a sequence number.
+	(gen_movdi_er_high_g): Print the sequence number if nonzero.
+
+2002-01-10  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (altivec_init_builtins): Add support for
+	lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
+	stvxl.
+	(altivec_expand_builtin): Same.
+	(altivec_expand_stv_builtin): New.
+
+	* config/rs6000/rs6000.h (rs6000_builtins): Same.
+
+	* config/rs6000/rs6000.md ("altivec_lvebx"): New.
+	("altivec_lvehx"): New.
+	("altivec_lvewx"): New.
+	("altivec_lvxl"): New.
+	("altivec_lvx"): New.
+	("altivec_stvx"): New.
+	("altivec_stvebx"): New.
+	("altivec_stvehx"): New.
+	("altivec_stvewx"): New.
+	("altivec_stvxl"): New.
+
+2002-01-10  Richard Henderson  <rth@redhat.com>
+
+	* cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
+	* reload1.c (delete_output_reload): Zap spill_reg_store.  Take
+	care not to delete instructions twice.
+
+2002-01-10  Zack Weinberg  <zack@codesourcery.com>
+
+	* toplev.c: Don't declare environ (it's not used anywhere).
+	* configure.in: Don't check for declaration of environ.
+	* config/i386/xm-mingw32.h: Don't #define environ.
+	* config.in, configure: Regenerate.
+
+2002-01-10  Zack Weinberg  <zack@codesourcery.com>
+
+	* configure.in: Set stage1_cflags for powerpc-*-darwin*.
+	* configure: Regenerate.
+
+	* config/interix.h: Set DO_GLOBAL_CTORS_BODY and
+	DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
+	* config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
+	alpha/xm-vms.h.
+	* config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
+	LIMITS_H_TEST here, not in m68k/x-next.
+	* config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
+	SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
+
+	* config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
+	LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
+	* config/alpha/x-vms: Don't set USE_COLLECT2.  Add comments.
+
+	* config/i386/x-djgpp: Renamed i386/t-djgpp.
+	* config/m88k/x-dolph: Renamed m88k/t-dolph.
+	* config/m88k/x-texXD88: Renamed m88k/t-texXD88.
+	* config/pa/x-pa-mpeix: Renamed pa/t-mpeix.  Update for
+	replacement of quadlib.asm with quadlib.c.
+
+	* config/x-interix3, config/xm-interix.h, config/i386/x-beos,
+	config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
+	config/rs6000/xm-beos.h: Delete file.
+
+	* config.gcc: Update to match above changes.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h: Fix comment typos.
+	* config/h8300/h8300.md: Likewise.
+	* config/h8300/lib1funcs.asm: Likewise.
+
+2002-01-10  Dale Johannesen  <dalej@apple.com>
+
+	PR optimization/5269
+	* unroll.c (precondition_loop_p): Make *increment be the correct
+	sign when n_iterations known, to avoid confusing caller.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* doc/extend.texi (deprecated): Fix a typo.
+
+Thu Jan 10 22:35:54 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* basic-block.h (update_br_prob_note): Declare.
+	* cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
+	(try_forward_edges): Care negative frequencies and update note.
+	(outgoing_edges_match): Tweek conditional merging heuristics.
+	(try_crossjump_to_edge): use update_br_prob_note.
+	* cfglayout.c (fixup_reorder_chain): Likewise.
+	* cfrtl.c (update_br_prob_note): New.
+	* ifcvt.c (dead_or_predicable): Call update_br_prob_note.
+
+	* i386.c (ix86_decompose_address): Return -1 if address contains
+	shift.
+	(legitimate_address_p): Require ix86_decompose_address to return 1.
+
+	* gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
+	(cprop_insn): Likewise.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* toplev.c: Fix formatting.
+	* tree.c: Likewise.
+	* tree-dump.c: Likewise.
+	* unroll.c: Likewise.
+	* unwind-dw2.c: Likewise.
+	* unwind-dw2-fde.c: Likewise.
+	* unwind-dw2-fde-glibc.c: Likewise.
+	* unwind-sjlj.c: Likewise.
+
+2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/invoke.texi: Document PDP-11 options.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.h: Fix formatting.
+
+2002-01-10  Ira Ruben	<ira@apple.com>
+
+	Add __attribute__ ((deprecated)).
+	* extend.texi: Document __attribute__ ((deprecated)).
+	* invoke.texi: Document -Wno-deprecated-declarations.
+	* testsuite/g++.dg/other/deprecated.C: New C++ test.
+	* testsuite/gcc.dg/deprecated.c: New C test.
+	* attribs.c (enum attrs): Declare handle_deprecated_attribute().
+	(c_common_attribute_table): Add "deprecated" entry.
+	(handle_deprecated_attribute): New function.
+	* c-decl.c (deprecated_states): New enum.
+	deprecated_state: State of "deprecated" handling.
+	(start_decl): Set deprecated_state based on attributes.
+	(grokdeclarator): Test for deprecated uses, propagate attribute.
+	* c-typeck.c (build_component_ref): Test for deprecated fields.
+	(build_external_ref): Test for deprecated primaries.
+	* diagnostic.c (warn_deprecated_use) New function to issue
+	warnings about __attribute__ ((depricated)) references.
+	* flags.h (warn_deprecated_decl): Extern declared for
+	-W[no-]deprecated-declarations option.
+	* print-tree.c (print_node): Show deprecated flag status.
+	* toplev.c (warn_deprecated_decl): Defined.
+	(W_options): Added "deprecated-declaration".
+	* toplev.h (warn_deprecated_use): Extern declared.
+	* tree.h (struct tree_common): Define deprecated_flag.
+	(TREE_DEPRECATED): New macro to access flag.
+	* cp/call.c (build_call): Test for deprecated calls.
+	* cp/class.c (add_implicitly_declared_members): Set global
+	flag to tell grokdeclarator to not issue deprecated warnings.
+	* cp/cp-tree.h: Add extern for adding_implicit_members.
+	* cp/decl.c (deprecated_states): New enum.
+	(start_decl): Set deprecated_state based on attributes.
+	(grokdeclarator): Test for deprecated uses, propagate attribute.
+	* cp/lex.c (do_identifier): Test for deprecated primaries.
+	* cp/typeck.c (build_component_ref): Test for deprecated fields.
+
+2002-01-10  Ira Ruben	<ira@apple.com>
+
+	Fix to assign attributes to inline member functions.
+	* cp/decl.c (start_method): Handle attrlist.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* combine.c (expand_field_assignment): Use subreg_lsb().
+
+2002-01-10  David Edelsohn  <edelsohn@gnu.org>
+
+	* alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
+	POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
+	(find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
+	Recurse for any operand of AND as long as constant is nonzero.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md: Remove constraints from expanders.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* varasm.c: Fix formatting.
+	* varray.c: Likewise.
+	* vmsdbgout.c: Likewise.
+	* xcoffout.c: Likewise.
+
+Thu Jan 10 17:19:12 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
+	update edge probabilities to match.
+
+2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
+	dependencies.
+	* doc/languages.texi, doc/sourcebuild.texi: New files.
+	* doc/configfiles.texi: Make a subsubsection.  Update.
+	* doc/configterms.texi: Add @node.  Remove warning that this isn't
+	instructions for building GCC.
+	* doc/makefile.texi: Make a subsection.
+	* doc/gccint.texi: Update.
+
+Thu Jan 10 16:39:58 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (sse_mov?fcc_const0_?): Fix constraints.
+
+Thu Jan 10 12:45:50 2002  Nicola Pero  <n.pero@mi.flashnet.it>
+
+	* doc/cpp.texi: Document the __OBJC__ preprocessor macro.
+
+Thu Jan 10 11:19:18 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* optabs.c (expand_fix): Look for wider integer modes first.
+
+	* i386.md (mov?f): Avoid the fake const double trick for medium
+	memory model.
+	(min?f*/max?f*): Prohibit memory operands for i387 variant.
+	(fop_df_4): Disable for SSE compilation.
+
+2002-01-10  Graham Stott  <grahams@redhat.com>
+
+	* dwarf2out.c (indirect_string_alloc, output_indirect_string):
+	Move prototype into DWARF2_DEBUGGING_INFO conditional block.
+
+2002-01-10  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
+
+2002-01-10  Richard Henderson  <rth@redhat.com>
+
+	* regrename.c (find_oldest_value_reg): Fix typo in mode change check.
+	(copyprop_hardreg_forward_1): Likewise.  Use mode_change_ok.
+
+2002-01-10  Kazu Hirata  <kazu@hxi.com>
+
+	* combine.c (can_combine_p): Fix a comment typo.
+
+2002-01-09  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (s-gencheck, s-options, s-specs): Handle an
+	empty list correctly.  Change loop index $t to $f for
+	consistency with rest of Makefile.
+
+2002-01-08  Aldy Hernandez  <aldyh@redhat.com>
+
+	* testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
+	mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+	* config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
+	mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
+	(altivec_init_builtins): Same.
+	(altivec_expand_unop_builtin): Return NULL_RTX on error.
+	(altivec_expand_binop_builtin): Same.
+	(altivec_expand_ternop_builtin): Same.
+	(bdesc_dst): New.
+
+	* config/rs6000/rs6000.md ("altivec_mtvscr"): New.
+	("altivec_vctuxs"): Fix typo.
+	("altivec_vnmsubfp"): Same.
+	("altivec_dssall"): New.
+	("altivec_mfvscr"): New.
+	("altivec_dss"): New.
+	("altivec_lvsl"): New.
+	("altivec_lvsr"): New.
+	("altivec_dstt"): New.
+	("altivec_dstst"): New.
+	("altivec_dststt"): New.
+	("altivec_dst"): New.
+
+	* config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
+	mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
+
+2002-01-10  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
+	function.
+	* config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
+	prototype.
+	* config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
+
+2002-01-09  Kazu Hirata  <kazu@hxi.com>
+
+	* read-rtl.c: Fix formatting.
+	* real.c: Likewise.
+	* regclass.c: Likewise.
+	* regrename.c: Likewise.
+	* reg-stack.c: Likewise.
+	* reload1.c: Likewise.
+	* reload.c: Likewise.
+	* rtl.c: Likewise.
+
+2002-01-09  Kazu Hirata  <kazu@hxi.com>
+
+	* rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
+	to extract items in the expr_list chain.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* config/vax/vax.c (vax_rtx_cost): Never abort.
+
+	* config/vax/vax.h (REAL_ARITHMETIC): Define.
+
+2002-01-09  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
+	Unify code from various alternatives.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* regrename.c (copy_value): Ignore the copy if the source register
+	is present in the value chain with a narrower mode.
+
+2002-01-09  Herman A.J. ten Brugge  <Haj.Ten.Brugge@net.HCC.nl>
+
+	* real.c (c4xtoe, toc4x): Do some special conversion on long doubles
+	for the c4x target. Also improve layout.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
+	* config/m32r/m32r.md (and ior xor splitters): Swap operands
+	to match insn patterns.
+
+2002-01-09  Richard Henderson  <rth@redhat.com>
+
+	* regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
+	(copyprop_hardreg_forward_1): Likewise.
+
+2002-01-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.md (decrement_and_branch_until_zero): Change predicate for
+	operand 0 from register_operand to reg_or_nonsymb_mem_operand.
+
+2002-01-09  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
+
+	* ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
+	gets undefined. For Darwin.
+
+2002-01-09  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+	* config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
+
+2002-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* config/c4x/c4x/md: Remove extraneous constraints from define_splits.
+
+2002-01-08  Richard Henderson  <rth@redhat.com>
+
+	* regrename.c (copy_value): Ignore overlapping copies.
+
+2002-01-08  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
+	as needed to avoid shared structure.
+
+2002-01-08  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
+	H8/300H and H8S.
+
+2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
+	LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
+	documentation of obsolete macros.
+	* system.h: Poison these macros.
+	* config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
+	config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
+	config/c4x/c4x.h, config/clipper/clipper.h,
+	config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
+	config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
+	config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
+	config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
+	config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+	config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
+	config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+	config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
+	config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
+	config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
+	config/sparc/sparc.h, config/stormy16/stormy16.h,
+	config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
+	definitions and commented out definitions of obsolete macros.
+	* config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
+	of MAX_INT_TYPE_SIZE.
+
+2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/s390.c (s390_preferred_reload_class): Never
+	return ADDR_REGS if it isn't a subset of the given class.
+	* config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
+	FP_REGS, but all superclasses as well.
+
+	* config/s390/s390.c (s390_function_profiler): Fix thinko.
+
+	* config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
+	cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
+	must not be a const_int.
+
+2002-01-08  Richard Henderson  <rth@redhat.com>
+
+	* Makefile.in (toplev.o): Depend on options.h.
+	(gcc.o): Depend on specs.h.
+
+2002-01-08  Jakub Jelinek  <jakub@redhat.com>
+
+	* expr.c (store_expr): Convert VOIDmode constants back to target's
+	mode.
+
+2002-01-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+
+	* doc/invoke.texi: Markup gcc as @command.  Refer to
+	http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
+	of http://gcc.gnu.org/thanks.html.
+
+2002-01-08  Dale Johannesen  <dalej@apple.com>
+
+	* config/rs6000/rs6000.md: Add missing int register
+	target case to movdf_low.
+
+2002-01-08  Zack Weinberg  <zack@codesourcery.com>
+
+	* Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
+	except.h.  Remove commands to define USING_SJLJ_EXCEPTIONS.
+	(cppinit.o): Depend on except.h.
+	(gencheck.h, options.h, specs.h, s-gencheck, s-options,
+	s-specs): New rules.
+
+	* configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
+	Don't create specs.h/options.h/gencheck.h here.  Remove
+	unnecessary variable settings from last argument of AC_OUTPUT.
+	* config.in, configure: Regenerate.
+	* intl.c: Hardcode package name as "gcc".
+
+	* cppinit.c: Include except.h.
+	(builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
+	appropriate.
+	* unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
+	Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
+	(!)USING_SJLJ_EXCEPTIONS.
+	* doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
+
+2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
+	ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
+	OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
+	documentation of obsolete macros.
+	* system.h: Poison these macros.
+	* config/d30v/d30v.h, config/ns32k/encore.h,
+	config/stormy16/stormy16.h: Remove definitions and commented out
+	definitions of obsolete macros.
+
+Tue Jan  8 15:56:41 2002  Nicola Pero  <nicola@brainstorm.co.uk>
+
+	* objc/objc-act.c (handle_class_ref): Mark the declaration of
+	%sobjc_class_ref_%s as used - to prevent unwanted compiler
+	warnings.
+
+2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
+	* config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
+	to insn adjusting stack/frame pointer.
+	* config/s390/s390.md (reload_la_64, reload_la_31): Do not
+	accept operands that cause the insn to be non-splittable.
+
+2002-01-08  Graham Stott  <grahams@redhat.com>
+
+	* c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
+	(C_TYPE_FIELDS_VOLATILE): Likewise.
+	(C_TYPE_BEING_DEFINED): Likewise.
+	(C_IS_RESERVED_WORD): Likewise.
+	(C_TYPE_VARIABLE_SIZE): Likewise.
+	(C_DECL_VARIABLE_SIZE): Likewise.
+	(C_MISSING_PROTOTYPE_WARNED): Likewise.
+	(C_SET_EXP_ORIGINAL_CODE): Likewise.
+	(C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
+	parenthesis.
+	(C_DECL_ANTICIPATED): Likewise.
+	(c_build_type_variant): Add parenthesis.
+
+2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* gcc.c (option_map): Remove --version.
+	(process_command): Handle -fversion following the GNU Coding
+	Standards.  Partially addresses PR other/704.
+
+2002-01-08  Graham Stott  <grahams@redhat.com>
+
+	* combine.c (combine_instructions): Fix typo.
+
+2002-01-08  Graham Stott  <grahams@redhat.com>
+
+	* debug.h: Use "tree" and "rtx" throughout.
+
+	* debug.c: Likewise.
+
+2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* dbxout.c (dbxout_symbol_location): If a symbol ref is in the
+	constant pool, use the pool's version of the symbol instead.
+
+2002-01-07  Richard Henderson  <rth@redhat.com>
+
+	* regrename.c (find_oldest_value_reg): Ignore the value chain if
+	the original register was copied in a mode with a fewer number of
+	hard registers than the desired mode.
+	(copyprop_hardreg_forward_1): Likewise.
+	(debug_value_data): Fix loop test.
+	* toplev.c (parse_options_and_default_flags): Reenable
+	-fcprop-registers at -O1.
+
+2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
+	(altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
+
+	* config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
+	predicates.
+
+	* config/rs6000/rs6000.md: Add altivec predicate patterns.
+
+2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
+	(pa_output_function_prologue): Output local label at the beginning of
+	the prologue when profiling.
+	(hppa_profile_hook): Use the local label rather than the function label.
+	* pa.h (PROFILE_BEFORE_PROLOGUE): Define.
+
+2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config/rs6000/rs6000.c (print_operand): Remove extra space.
+	(altivec_expand_unop_builtin): Fix thinko.
+	(altivec_expand_binop_builtin): Same.
+	(altivec_expand_ternop_builtin): Same.
+	(altivec_expand_builtin): Same.
+
+2002-01-07  Richard Henderson  <rth@redhat.com>
+
+	* config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
+
+2002-01-07  Jason Merrill  <jason@redhat.com>
+
+	* unwind-dw2.c (execute_cfa_program): Use < again.
+
+2002-01-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* predict.c (combine_predictions_for_insn): Avoid division by zero.
+
+2002-01-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
+	Don't allow -1 - x -> ~x simplifications in the first pass.
+
+2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
+
+	* rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
+	arguments.
+	(altivec_expand_binop_builtin): Same.
+	(altivec_expand_unop_builtin): Same.
+	(print_operand): Fix typo.
+	(bdesc_1arg): Add vupk* variants.
+
+	* rs6000.h (rs6000_builtins): Add vupk* enums.
+
+	* rs6000.md: Add altivec_vupk* variants.
+
+2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
+	doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
+	and last update dates.
+
+2002-01-07  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/rtl.texi (Flags): Clean up documentation of RTL flags
+
+2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+
+	* config/avr/avr.c (avr_mcu_types): Add new MCU types.
+	* config/avr/avr.h (CPP_SPEC): Likewise.
+	(LINK_SPEC): Likewise.
+	(CRT_BINUTILS_SPECS): Likewise.
+	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+	* doc/invoke.texi (AVR Options): Document them.
+
+Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
+	LABEL_NUSES.
+
+2002-01-07  Graham Stott  <grahams@redhat.com>
+
+	* config/i386/i386.h: Update copyright date.
+	(HALF_PIC_PTR): Add parenthesis.
+	(OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
+	(CONSTANT_ALIGNMENT): Add parenthesis.
+	(DATA_ALIGNMENT): Likewise.
+	(LOCAL_ALIGNMENT): Likewise.
+	(FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
+	(IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
+	(CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
+	(HARD_REGNO_NREGS): Add paranethesis.
+	(VALID_SSE_REG_MODE): Whitespace.
+	(VALID_MMX_REG_MODE): Whitespace.
+	(VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
+	(ix86_hard_regno_mode_ok): Add parenthesis.
+	(HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
+	(RETURN_IN_MEMORY): Whitespace.
+	(N_REG_CLASSES): Add parenthesis.
+	(INTEGER_CLASS_P): Add parenthesis and wrap.
+	(FLOAT_CLASS_P): Likewise.
+	(SSE_CLASS_P): Likewise.
+	(MMX_CLASS_P): Likewise.
+	(MAYBE_INTEGER_CLASS_P): Likewise.
+	(MAYBE_FLOAT_CLASS_P): Likewise.
+	(MAYBE_SSE_CLASS_P): Likewise.
+	(MAYBE_MMX_CLASS_P): Likewise.
+	(Q_CLASS_P): Likewise.
+	(GENERAL_REGNO_P): Uppercase macro parameter.
+	(REX_INT_REGNO_P): Uppercase macro parameter and wrap.
+	(FP_REGNO_P): Likewise.
+	(ANY_FP_REGNO_P): Uppercase macro parameter.
+	(SSE_REGNO_P): Likewise.
+	(SSE_REGNO): Likewise.
+	(SSE_REG_P): Likewise.
+	(SSE_FLOAT_MODE_P): Likewise.
+	(MMX_REGNO_P): Likewise.
+	(MMX_REG_P):Likewise.
+	(STACK_REG_P): Likewise.
+	(NON_STACK_REG_P): Likewise.
+	(STACK_TOP_P): Likewise.
+	(CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
+	(PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
+	(SECONDARY_MEMORY_NEEDED): Likewise.
+	(SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
+	(MD_ASM_CLOBBERS): Whitespace and wrap.
+	(MUST_PASS_IN_STACK): Whitespace and wrap.
+	(RETURN_POPS_ARGS): Add parenthesis.
+	(INIT_CUMULATIVE_ARGS): Likewise.
+	(FUNCTION_ARG): Likewise.
+	(FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
+	(SETUP_INCOMING_VARARGS): Likewise.
+	(BUILD_VA_LIST_TYPE):  Add parenthesis.
+	(EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
+	parenthsis.
+	(EXPAND_BUILTIN_VA_ARG): Likewise.
+	(FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
+	(INITIALIZE_TRAMPOLINE): Add parenthesis.
+	(INITIAL_ELIMINATION_OFFSET): Likewise.
+	(REGNO_OK_FOR_INDEX_P): Add parenthesis.
+	(REGNO_OK_FOR_BASE_P): Likewise.
+	(REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
+	(REGNO_OK_FOR_DIREG_P): Likewise.
+	(REG_OK_FOR_INDEX_P): Whitespace.
+	(REG_OK_FOR_BASE_P): Whitespace.
+	(GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
+	parenthesis.
+	(FIND_BASE_TERM): Fix typo.
+	(LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
+	(REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
+	(SYMBOLIC_CONST; Whitespace.
+	(GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
+	(ENCODE_SECTION_INFO): Whitespace.
+	(FINALIZE_PIC): Remove do { ... } while (0).
+	(PROMOTE_MODE): Wrap in do { ... } while (0).
+	(CONST_COSTS): Whitespace.
+	(RTX_COSTS): Add paramethesis, whitespace and wrap.
+	(REGISTER_MOVE_COST): Add parenthesis.
+	(MEMORY_MOVE_COST): Likewise.
+	(EXTRA_CC_MODES): Whitespace.
+	(SELECT_CC_MODE): Add parenthesis and whitespace.
+	(DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
+	(ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
+	(ASM_OUTPUT_LABEL): Add paramethesis.
+	(ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
+	(ASM_OUTPUT_REG_POP): Likewise.
+	(ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
+	(ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+
+	* config/i386/i386.c: Update copyright.
+	(CHECK_STACK_LIMIT): Add parenthesis.
+	(AT_BP): Uppercase macro parameter.
+	(x86_64_int_parameter_registers): Constify.
+	(x86_64_int_return_registers): Likewise.
+	(ix86_compare_op0): Use rtx.
+	(construct_container): Constify INTREG parameter.
+	(function_arg): Use rtx.
+
+	* diagnostic.h: Update copyright date.
+	(output_buffer_state): Add parenthesis.
+	(output_buffer_format_args): Likewise.
+
+	* combine.c (combine_instructions): Replace XEXP (links, 0)
+	with link.
+
+2002-01-06  H.J. Lu <hjl@gnu.org>
+
+	* cfgcleanup.c (thread_jump): Fix 2 typos.
+
+2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config.gcc: Add support for --enable-altivec.
+
+2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* emit-rtl.c (gen_highpart): Add check for NULL_RTX.
+
+2002-01-06  Jakub Jelinek  <jakub@redhat.com>
+
+	* objc/objc-act.c (handle_impent): Use assemble_variable to emit
+	__objc_class_name_*.
+
+2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	* doc/install.texi (sparcv9-*-solaris2*): Add documentation.
+
+2002-01-06  Richard Henderson  <rth@redhat.com>
+
+	* reorg.c (emit_delay_sequence): Remove death notes, not merely
+	nop them out.  Increment label reference count for REG_LABEL.
+	(fill_slots_from_thread): Frob label reference count around
+	delete_related_insns.
+
+2002-01-05  Richard Henderson  <rth@redhat.com>
+
+	* cfgcleanup.c (try_forward_edges): Detect infinite loops while
+	jump threading.
+
+2002-01-05  Richard Henderson  <rth@redhat.com>
+
+	* c-decl.c (c_expand_body): Don't call outlining_inline_function.
+	* integrate.c (output_inline_function): Likewise.
+	* toplev.c (rest_of_compilation): Do it here instead.  Move call
+	to remove_unnecessary_notes after emitting abstract instance.
+	Force an emitted nested function to have its parent emited as well.
+	* dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
+	for null.
+	(rtl_for_decl_location): Do not look at reload data structures
+	before reload has run.
+
+2002-01-05  Kazu Hirata  <kazu@hxi.com>
+
+	* cse.c: Fix formatting.
+	* dwarf2asm.c: Likewise.
+	* dwarf2out.c: Likewise.
+	* explow.c: Likewise.
+	* expmed.c: Likewise.
+	* function.c: Likewise.
+	* gcov.c: Likewise.
+	* gencheck.c: Likewise.
+	* genrecog.c: Likewise.
+	* ggc-common.c: Likewise.
+	* ggc-page.c: Likewise.
+	* global.c: Likewise.
+
+2002-01-05  Kazu Hirata  <kazu@hxi.com>
+
+	* combine.c: Fix formatting.
+
+2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
+
+	PR middle-end/1557
+	* config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
+
+2002-01-05  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
+	as 1 for __powerpc64__ as well.
+
+	* config/rs6000/t-aix43 (T_ADAFLAGS): Define.
+
+	* alias.c (find_base_value, PLUS/MINUS): If we found a base,
+	return it.
+
+2002-01-05  Daniel Berlin  <dan@dberlin.org>
+
+	* lcm.c: Revert change, due to performance regression it causes on
+	SPEC because it's slightly more conservative (sigh, I hate
+	edge-based LCM).
+
+Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
+
+2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* doc/cppinternals.texi: Update.
+
+2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* doc/invoke.texi (Option Summary) <MMIX Options>: Document
+	-mbranch-predict, -mreg-stack-fill-bug-workaround and their
+	negatives.
+	(MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
+	* config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
+	kludge for pre-october-14th mmix versions to handle new-found bug
+	with PUSHJ/PUSHGO and the register stack.
+	* config/mmix/mmix.h (struct machine_function): Rename member
+	has_call_value_without_parameters to has_call_without_parameters.
+	All referers changed.
+	(TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
+	TARGET_MASK_BRANCH_PREDICT): New macros.
+	(TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
+	-mno-reg-stack-fill-bug-workaround.
+	* config/mmix/mmix.md ("call"): Set struct machine member
+	has_call_without_parameters.
+
+Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c (thread_jump): Fix handling of reversed branches.
+
+Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* cfgcleanup.c: Include tm_p.h
+	(mark_effect): Fix handling of hard register; fix handling of SET
+
+2002-01-04  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.md (anonymous patterns): Check that
+	operands are registers before using REGNO on them.
+
+2002-01-03  Roland McGrath  <roland@frob.com>
+
+	* doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
+
+2002-01-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* tree.h (expand_expr_stmt_value): Add maybe_last argument.
+	* c-common.h (genrtl_expr_stmt_value): Likewise.
+	* stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
+	(expand_expr_stmt_value): Add maybe_last argument.
+	Don't warn about statement with no effect if it is the last statement
+	in expression statement.
+	* c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
+	(genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
+	expand_expr_stmt_value.
+	(expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
+	genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
+	* expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
+	as maybe_last to expand_expr_stmt_value.
+
+Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
+
+	* c-common.c (c_expand_start_cond): Expect the IF_STMT node to
+	be passed in, do not build it.
+	(c_begin_if_stmt): New function.
+	(c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
+	* c-common.h (c_expand_start_cond): Update prototype.
+	(c_begin_if_stmt): Prototype new function.
+	(c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
+	* c-parse.in (if_prefix): Use c_begin_if_stmt,
+	c_begin_while_stmt and c_finish_while_stmt_cond.
+
+2002-01-04  William Cohen  <wcohen@redhat.com>
+
+	* config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
+	* config/pa/pa-linux.h (ASM_FILE_START): Likewise.
+	* config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
+	* config/pa/som.h (ASM_FILE_START): Likewise.
+
+2002-01-04  Daniel Berlin  <dan@cgsoftware.com>
+
+	* lcm.c: Include df.h.
+	Add available_transfer_function prototype.
+	(compute_available): Rework to use iterative dataflow framework.
+	(struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
+	with bb_info in df.h
+	(available_transfer_function): New function.
+
+	* Makefile.in (lcm.o): add df.h to dependencies.
+
+2002-01-04  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.c (some_operand): Accept HIGH.
+	(input_operand): Likewise; accept simple references to globals.
+	(alpha_const_ok_for_letter_p): New, outlined from alpha.h.
+	(alpha_const_double_ok_for_letter_p): Likewise.
+	(alpha_extra_constraint): Likewise.
+	(alpha_preferred_reload_class): Likewise.  Do not force
+	symbolic constants to memory.
+	(alpha_legitimate_address_p): Accept simple references
+	to small_symbolic_operand.
+	(alpha_legitimize_address): New arg scratch.  Be prepared to be
+	called when no_new_pseudos.  Emit simple symbolic references.
+	Split integers into low, high, and rest.
+	(alpha_expand_mov): Use alpha_legitimize_address.
+	(some_small_symbolic_mem_operand): New.
+	(split_small_symbolic_mem_operand): New.
+	* config/alpha/alpha-protos.h: Update.
+	* config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
+	(CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
+	(EXTRA_CONSTRAINT): Likewise.
+	(PREFERRED_RELOAD_CLASS): Likewise.
+	(LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
+	(PREDICATE_CODES): Update.
+	* config/alpha/alpha.md: New post-reload splitters to convert
+	simplfied symbolic operands to the form that references $29.
+	(divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
+	(movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
+
+2002-01-03  Richard Henderson  <rth@redhat.com>
+
+	* local-alloc.c (function_invariant_p): Update commentary.
+
+2002-01-04  H.J. Lu <hjl@gnu.org>
+
+	* toplev.c (rest_of_compilation): Fix a typo when calling
+	cleanup_cfg.
+
+2002-01-03  Kazu Hirata  <kazu@hxi.com>
+
+	* c-common.c: Fix formatting.
+	* diagnostic.c: Likewise.
+	* doloop.c: Likewise.
+	* dwarf2out.c: Likewise.
+
+2002-01-03  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
+	of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
+
+2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cpperror.c: Update comments and copyright.
+	* cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
+	cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
+
+2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* collect2.c (main): Use strcmp when testing for "-shared".
+
+2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppmacro.c: Don't include intl.h.  Update comments.
+	(new_number_token): Allocate enough buffer for 64-bit unsigned
+	integers; update prototype.
+	* cppmain.c: Update comments.
+
+2002-01-03  William Cohen  <wcohen@redhat.com>
+
+	* function.h (struct function): Add profile.
+	(current_function_profile): New.
+	doc/extend.texi: Update documentation.
+	* final.c (final_start_function): Use current_function_profile
+	instead of profile_flag.
+	(profile_after_prologue): Likewise.
+	* function.c (expand_function_start): Likewise.
+	(expand_function_start): Likewise.
+	* config/alpha/alpha.c (direct_call_operand):
+	(alpha_does_function_need_gp): Likewise.
+	(alpha_expand_prologue): Likewise.
+	* config/arm/arm.c (arm_expand_prologue): Likewise.
+	thumb_expand_prologue: Likewise.
+	* config/d30v/d30v.c (d30v_stack_info): Likewise.
+	* config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
+	(fr30_expand_prologue): Likewise.
+	* config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
+	* config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
+	* config/i386/i386.h (FINALIZE_PIC): Likewise.
+	* config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
+	* config/i960/i960.c (i960_output_function_prologue): Likewise.
+	* config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
+	* config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
+	(m32r_expand_prologue): Likewise.
+	* config/m88k/m88k.c (m88k_layout_frame): Likewise.
+	(m88k_expand_prologue): Likewise.
+	* config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
+	* config/mips/mips.c (compute_frame_size): Likewise.
+	(mips_expand_prologue): Likewise.
+	(mips_can_use_return_insn): Likewise.
+	* config/pa/elf.h (ASM_FILE_START): Likewise.
+	* config/pa/pa-linux.h (ASM_FILE_START): Likewise.
+	* config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
+	* config/pa/som.h (ASM_FILE_START): Likewise.
+	* config/romp/romp.c (romp_using_r14): Likewise.
+	* config/rs6000/rs6000.c (first_reg_to_save): Likewise.
+	(rs6000_stack_info): Likewise.
+	* config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
+	* config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
+	* config/v850/v850.c (compute_register_save_size): Likewise.
+
+2002-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* simplify-rtx.c (simplify_binary_operation) [DIV]: If
+	gen_lowpart_common fails, use gen_lowpart_SUBREG.
+
+2002-01-03  Turly O'Connor  <turly@apple.com>
+
+	* darwin.c (machopic_output_possible_stub_label): Don't generate
+	stub routines for pseudo-stubs which we've just defined.
+
+2002-01-03  Kazu Hirata  <kazu@hxi.com>
+
+	* builtins.c: Fix formatting.
+	* c-typeck.c: Likewise.
+	* combine.c: Likewise.
+	* expr.c: Likewise.
+	* loop.c: Likewise.
+
+2002-01-03  Andreas Schwab  <schwab@suse.de>
+
+	* cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
+	and return true if _cpp_push_next_buffer pushed a new include
+	file.
+	* cpplib.c (_cpp_pop_buffer): Only call obstack_free if
+	_cpp_pop_file_buffer did not push a new file.
+	* cpphash.h (_cpp_pop_file_buffer): Update declaration.
+
+2002-01-02  Eric Christopher  <echristo@redhat.com>
+
+	* final.c (final_scan_insn): Change 0 -> NULL_RTX in
+	FIND_REG_INC_NOTE call. Update copyright.
+	* loop.c (canonicalize_condition): Ditto.
+	* reorg.c (delete_scheduled_jump): Ditto.
+
+2002-01-03  Kazu Hirata  <kazu@hxi.com>
+
+	* gcse.c: Fix formatting.
+
+2002-01-03  Graham Stott  <grahams@redhat.com>
+
+	* mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
+	forward defs for struct tags rtx_def, union_tree, rtvec_def
+	also output corresponding typedefs for rtx, tree, and rtvec.
+
+	* system.h: Move forward defs for struct tags rtx_def, union_tree,
+	rtvec_def along with corresponding typedefs for rtx, tree, and
+	rtvec to config.h, hconfig.h, tconfig.h.
+
+2002-01-03  Graham Stott  <grahams@redhat.com>
+
+	* tree.h: Update copyright date.
+	(IS_EXPR_CODE_CLASS): Add parenthesis.
+	(TREE_SET_CODE): Add whitespace.
+	(TREE_CHECK): Add parenthesis.
+	(TREE_CLASS_CODE): Add parenthesis and wrap long line.
+	(CST_OR_CONSTRUCTOR_CHECK):
+	(EXPR_CHECK): Add parenthis, whitespace and wrap line.
+	(TREE_SYMBOL_REFERENCED): Whitespace.
+	(INT_CST_LT): Likewise.
+	(INT_CST_LT_UNSIGNED): Likewise.
+	(tree_real_cst): Unwrap comment.
+	(tree_string): Likewise.
+	(tree_complex): Likewise.
+	(IDENTIFIER_POINTER): correct cast.
+	(SAVE_EXPR_CONTEXT): Whitespace.
+	(EXPR_WFL_FILENAME_NODE): Likewise.
+	(EXPR_WFL_FILENAME): Remove parenthesis.
+	(DECL_ORIGIN): Add parenthesis.
+	(DECL_FROM_INLINE): Use NULL_TREE.
+	(build_int_2): Whitespace.
+	(build_type_variant): Add parenthesis.
+
+	* gcc/jcf-parse.c: Update copyright date.
+	(yyparse): Constify resource_filename.
+
+2002-01-03  Graham Stott  <grahams@redhat.com>
+
+	* rtl.h: Update copyright date.
+	(RTL_CHECK1): Wrap long line.
+	(RTL_CHECK2): Likewise.
+	(RTL_CHECKC1): Wrap long line and whitespace.
+	(RTL_CHECKC2): Likewise.
+	(XWINT): Whitespace.
+	(XINT): Likewise.
+	(XSTR): Likewise.
+	(XEXP): Likewise.
+	(XVEC): Likewise.
+	(XMODE): Likewise.
+	(XBITMAP): Likewise.
+	(XTREE): Likewise.
+	(XBBDEF): Likewise.
+	(XTMPL): Likewise.
+	(X0WINT): Likewise.
+	(X0INT):Likewise.
+	(X0UINT): Likewise.
+	(X0STR): Likewise.
+	(X0EXP): Likewise.
+	(X0VEC): Likewise.
+	(X0MODE): Likewise.
+	(X0BITMAP): Likewise.
+	(X0TREE): Likewise.
+	(X0BBDEF): Likewise.
+	(X0ADVFLAGS): Likewise.
+	(X0CSELIB): Likewise.
+	(X0MEMATTR): Likewise.
+	(XCWINT): Likewise.
+	(XCINT): Likewise.
+	(XCUINT): Likewise.
+	(XCSTR): Likewise.
+	(XCEXP): Likewise.
+	(XCVEC): Likewise.
+	(XCMODE): Likewise.
+	(XCBITMAP): Likewise.
+	(XCTREE): Likewise.
+	(XCBBDEF): Likewise.
+	(XCADVFLAGS): Likewise.
+	(XCCSELIB): Likewise.
+	(XC2EXP): Likewise.
+	(INSN_UID): Likewise.
+	(PREV_INSN): Likewise.
+	(PATTERN): Likewise.
+	(INSN_CODE): Likewise.
+	(PUT_REG_NOTE_KIND): Likewise.
+	(CODE_LABEL_NUMBER): Likewise.
+	(NOTE_SOURCE_FILE): Likewise.
+	(NOTE_BLOCK): Likewise.
+	(NOTE_EH_HANDLER): Likewise.
+	(NOTE_RANGE_INFO): Likewise.
+	(NOTE_LIVE_INFO): Likewise.
+	(NOTE_BASIC_BLOCK): Likewise.
+	(NOTE_EXPECTED_VALUE): Likewise.
+	(NOTE_LINE_NUMBER): Likewise.
+	(LABEL_NAME): Likewise.
+	(LABEL_NUSES): Likewise.
+	(LABEL_ALTERNATE_NAME): Likewise.
+	(ADDRESSOF_DECL): Likewise.
+	(JUMP_LABEL): Likewise.
+	(LABEL_NEXTREF): Likewise.
+	(REGNO): Likewise.
+	(ORIGINAL_REGNO: Likewise.
+	(HARD_REGISTER_NUM_P): Add parenthesis.
+	(SUBREG_REG): Whitespace.
+	(SUBREG_BYTE): Likewise.
+	(ASM_OPERANDS_TEMPLATE): Remove parenthesis.
+	(ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
+	(ASM_OPERANDS_OUTPUT_IDX): Likewise.
+	(ASM_OPERANDS_INPUT_VEC): Likewise.
+	(ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
+	(ASM_OPERANDS_INPUT): Likewise.
+	(ASM_OPERANDS_INPUT_LENGTH): Likewise.
+	(ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
+	(ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
+	(ASM_OPERANDS_INPUT_MODE): Likewise.
+	(ASM_OPERANDS_SOURCE_FILE): Likewise.
+	(ASM_OPERANDS_SOURCE_LINE): Likewise.
+	(MEM_SET_IN_STRUCT_P): Minor reformat.
+	(TRAP_CONDITION): Whitespace.
+	(TRAP_CODE): Likewise.
+	(COND_EXEC_TEST): Likewise.
+	(COND_EXEC_CODE): Likewise.
+	(FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
+	(PHI_NODE_P): Add parenthesis.
+	(plus_constant): Whitespace and add parenthesis.
+
+2002-01-03  Kazu Hirata  <kazu@hxi.com>
+
+	* config/avr/avr.c: Fix comment typos.
+	* config/c4x/c4x.md: Likewise.
+	* config/dsp16xx/dsp16xx.h: Likewise.
+	* config/dsp16xx/dsp16xx.md: Likewise.
+	* config/i386/i386.md: Likewise.
+	* config/ia64/ia64.c: Likewise.
+	* config/m32r/m32r.h: Likewise.
+	* config/m68hc11/m68hc11.md: Likewise.
+	* config/mmix/mmix.c: Likewise.
+	* config/mn10200/mn10200.c: Likewise.
+	* config/romp/romp.c: Likewise.
+	* config/sh/sh.c: Likewise.
+	* config/stormy16/stormy16.c: Likewise.
+	* config/stormy16/stormy16.h: Likewise.
+	* config/stormy16/stormy16.md: Likewise.
+
+2002-01-03  Graham Stott  <grahams@redhat.com>
+
+	* loop.h: Update copyright date.
+	(LOOP_MOVABLES): Fix typo.
+	(LOOP_REGS): Likewise.
+	(LOOP_IVS): Likewise.
+
+2002-01-03  Graham Stott  <grahams@redhat.com>
+
+	* cppinit.c: Update copyright date.
+	Don't include output.h
+	* Makefile.in: Update copyright date.
+	Update dependency.
+
+2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
+
+	PR c/5226
+	* invoke.texi (-mthreads): Remove from documented RS/6000 options.
+	(-pthread) Add to RS/6000 options.
+
+2002-01-02  Kazu Hirata  <kazu@hxi.com>
+
+	* except.c: Fix comment typos.
+	* loop.c: Likewise.
+	* varasm.c: Likewise.
+	* doc/tm.texi: Fix a typo.
+
+2002-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-typeck.c (output_init_element): Allow initializing static storage
+	duration objects with compound literals.
+
+2002-01-02  Richard Henderson  <rth@redhat.com>
+
+	* objc/objc-act.c (hack_method_prototype): Clear current_function_decl
+	after abusing it.
+
+2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* gcc.c (default_compilers): Const-ify.
+	* mips-tdump.c (stab_names): Likewise.
+	* mips-tfile.c (map_coff_types, map_coff_storage,
+	map_coff_sym_type, map_coff_derived_type, stabs_symbol,
+	pseudo_ops_t, pseudo_ops): Likewise.
+	* protoize.c (default_include): Likewise
+
+	* real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
+	(ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
+	Add array size in declaration.
+	(endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
+	emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
+	esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
+	etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
+	eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
+	efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
+	c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
+	emtens, make_nan): Const-ify.
+	(TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
+	DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
+
+2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* config.gcc (ia64-*-*): Set extra_headers.
+	(alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
+	* config/alpha/t-osf: Remove.
+	* config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
+
+2002-01-02  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/t-aix43: Revert previous change.
+
+2002-01-02  Jason Merrill  <jason@redhat.com>
+
+	* c-decl.c (c_expand_body): Call outlining_inline_function when
+	emitting an inline function out of line.
+
+2002-01-02  Richard Henderson  <rth@redhat.com>
+
+	* dwarf2out.c (limbo_die_node): Add created_for member.
+	(new_die): New argument created_for.  Update all callers.
+	(mark_limbo_die_list): New.
+	(dwarf2out_init): Register limbo_die_list as a root.
+	(dwarf2out_finish): Force insert limbo dies into their function
+	context.
+
+2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
+
+	PR c++/5089
+	* doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
+
+2002-01-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/h8300/fixunssfsi.c: Update copyright.
+	Fix comment typos.
+	Fix formatting.
+	* config/h8300/h8300.c: Update copyright.
+	Eliminate warnings.
+
+2002-01-02  Kazu Hirata  <kazu@hxi.com>
+
+	* config/romp/romp.c: Fix comment formatting.
+	* config/romp/romp.h: Likewise.
+	* config/romp/romp.md: Likewise.
+	* config/s390/s390.c: Likewise.
+	* config/stormy16/stormy16.c: Likewise.
+	* config/stormy16/stormy16.h: Likewise.
+
+2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
+
+	* c-common.h (genrtl_expr_stmt_value): Declare.
+	* c-semantics.c (genrtl_goto_stmt): Redirect to...
+	(genrtl_goto_stmt_value): ... this new function.  Pass new
+	argument down to expand_expr_stmt_value, taking
+	TREE_ADDRESSABLE into account.
+	* c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
+	STMT_EXPR as addressable, i.e., one whose result we want.
+	* expr.c (expand_expr): Don't save expression statement value
+	of labeled_blocks or loop_exprs.
+	* stmt.c (expand_expr_stmt): Redirect to...
+	(expand_expr_stmt_value): ... this new function.  Use new
+	argument to tell whether to save expression value.
+	(expand_end_stmt_expr): Reset last_expr_type and
+	last_expr_value if we don't have either.
+	* tree-inline.c (declare_return_variable): Mark its use
+	statement as addressable.
+	* tree.h: Document new use of TREE_ADDRESSABLE.
+	(expand_expr_stmt_value): Declare.
+
+2002-01-01  Tom Rix  <trix@redhat.com>
+
+	* config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
+	rs6000_emit_allocate_stack.
+
+2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
+
+	* configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
+	${srcdir}/ginclude/ to every entry in extra_headers.
+	* configure: Regenerate.
+	* ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
+	* ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
+	* ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
+	* ginclude/proto.h: Rename to config/convex/proto.h.
+
+Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* attribs.c (handle_vector_size_attribute): Use host_integerp
+	and tree_int_cst; remove warnings.
+	* caller-save.c (insert_restore): Add cast to get rid of warning.
+	(insert_save): Likewise.
+	* emit-rtl.c (adjust_address_1, offset_address): Likewise.
+	* regmove.c (find_matches): Add temporary var to kill a warning.
+
+2002-01-01  Douglas B Rupp  <rupp@gnat.com>
+
+	* config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
+	LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
+	* config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
+	(vms-dwarf2eh.o): Add Makefile rule.
+	* config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
+	* config/alpha/vms-dwarf2eh.asm: New file.
+
+	* gcc.c (delete_if_ordinary): Delete all versions.
+
+2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
+
+	* config/mmix/mmix.md: Update FIXME to not mention
+	define_constants.
+	(MMIX_rJ_REGNUM): New define_constants constant.
+	("movqi", "movsi", "movdi", "*movdicc_real_foldable",
+	"*movdicc_real"): Adjust contraints formatting.
+	("*bCC_foldable"): Add %+ for P in output format and delete FIXME
+	for branch prediction.
+	("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
+	output template.
+	("*call_real", "*call_value_real", "nonlocal_goto_receiver",
+	"*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
+	number.  Delete related FIXMEs.
+	* config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
+	from number to MMIX_rJ_REGNUM.
+	(TARGET_MASK_BRANCH_PREDICT): New.
+	(TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
+	(TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
+	value.  Add -mbranch-predict and -mno-branch-predict.
+	(TARGET_VERSION): Drop date.
+	(ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
+	* config/mmix/mmix.c (mmix_encode_section_info): Correct condition
+	for finding out global symbols.
+	(mmix_asm_output_labelref): Revert condition for global symbol.
+	(mmix_print_operand): <case '+'>: Emit P for a likely branch.
+	(mmix_print_operand_punct_valid_p): A '+' is valid.
+
+See ChangeLog.6 for earlier changes.