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* * gcse.c (load_kills_store, find_loads, store_killed_in_insn,rakdver2003-07-101-23/+46
| | | | | | | | store_killed_after, store_killed_before): Keep track of the correct dependency function to use. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@69198 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcc.c: Convert prototypes to ISO C90.aj2003-07-061-556/+334
| | | | | | | | | | | | | | | | | | | | | | | | | * gcc.h: Likewise. * gcov-dump.c: Likewise. * gcov-iov.c: Likewise. * gcse.c: Likewise. * genattrtab.h: Likewise. * ggc.h: Likewise. * global.c: Likewise. * graph.c: Likewise. * graph.h: Likewise. * hosthooks.h: Likewise. * hooks.h: Likewise. * hooks.c: Likewise. * hashtable.h: Likewise. * hashtable.c: Likewise. * haifa-sched.c: Likewise. * integrate.h: Likewise. * integrate.c: Likewise. * input.h: Likewise. * ifcvt.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68995 138bc75d-0d04-0410-961f-82ee72b054a4
* * bt-load.c: Fix comment typos.kazu2003-07-051-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * c-incpath.c: Likewise. * cfg.c: Likewise. * cfgcleanup.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * diagnostic.h: Likewise. * dwarfout.c: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * et-forest.h: Likewise. * expr.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * jump.c: Likewise. * langhooks.h: Likewise. * local-alloc.c: Likewise. * loop-unroll.c: Likewise. * loop-unswitch.c: Likewise. * ra-build.c: Likewise. * regclass.c: Likewise. * regmove.c: Likewise. * rtl.def: Likewise. * rtlanal.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * tracer.c: Likewise. * tree.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68975 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c: Fix misspelling.kraai2003-07-031-1/+1
| | | | | | | | * line-map.c: Likewise. * config/dsp16xx/dsp16xx.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68865 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h: Fix comment typos.kazu2003-07-011-8/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * bb-reorder.c: Likewise. * c-format.c: Likewise. * cfgcleanup.c: Likewise. * cfghooks.h: Likewise. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.h: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * convert.c: Likewise. * dbxout.c: Likewise. * df.c: Likewise. * df.h: Likewise. * diagnostic.c: Likewise. * dwarf2out.c: Likewise. * et-forest.h: Likewise. * flow.c: Likewise. * fold-const.c: Likewise. * function.h: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genautomata.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * loop-unroll.c: Likewise. * loop-unswitch.c: Likewise. * loop.c: Likewise. * mips-tfile.c: Likewise. * optabs.c: Likewise. * ra-build.c: Likewise. * ra-colorize.c: Likewise. * ra-rewrite.c: Likewise. * ra.h: Likewise. * regmove.c: Likewise. * reload.c: Likewise. * rtlanal.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-vis.c: Likewise. * sreal.c: Likewise. * ssa-ccp.c: Likewise. * ssa.c: Likewise. * toplev.c: Likewise. * tree-inline.c: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68770 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (compute_ld_motion_mems): Use INSN_P instead of itskazu2003-06-281-2/+2
| | | | | | | | | | | | | definition. (store_killed_in_insn): Likewise. * print-rtl.c (print_rtx): Likewise. * config/frv/frv.c (frv_final_prescan_insn): Likewise. * config/m68hc11/m68hc11.c (dead_register_here): Likewise. (m68hc11_reassign_regs): Likewise. (m68hc11_reorg): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68640 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (expr_equiv_p): Replace expressions that are known tokazu2003-06-271-4/+2
| | | | | | | be 0 with 0. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68601 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (store_killed_in_insn): Fix.rakdver2003-06-191-2/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68230 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (fis_get_condition): Make it a global function.kazu2003-06-121-2/+1
| | | | | | | | * reload1.c (reload_cse_move2add): Detect implicit sets. * rtl.h: Add a prototype for fis_get_condition. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@67814 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Make use of REG_EQUAL notes on bothsayle2003-05-211-15/+49
| | | | | | | | | | | | | | | setcc and jump, if they exist. If substituted instruction fails to validate, store current effort in a REG_EQUAL note. (cprop_insn): Don't attempt further substitutions if the current instruction has been deleted. (local_cprop_pass): Likewise. * jump.c (redirect_jump): Also update REG_EQUAL note, if one is attached to the jump instruction. (invert_jump): Delete REG_EQUAL note on jump, if one exists. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@67054 138bc75d-0d04-0410-961f-82ee72b054a4
* PR opt/8705danglin2003-04-251-0/+9
| | | | | | | | | | * gcse.c (try_replace_reg): On a successful substitution of a constant into a single set, try to simplify the source of the set. * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a constant source. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@66060 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (compute_ld_motion_mems): For MEM destinations, onlyhp2003-04-181-10/+15
| | | | | | | | | | consider those to be movable where the source matches want_to_gcse_p. (update_ld_motion_stores): In comment, refer to compute_ld_motion_mems for validity of replacement. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65766 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (replace_store_insn): Use single_set.amylaar2003-04-071-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65339 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (find_base_term): Export.rakdver2003-04-051-16/+14
| | | | | | | | | | * rtl.h (find_base_term): Declare. * gcse.c (find_moveable_store): Test for flag_non_call_exceptions instead of flag_exceptions. Move test for parameter passing ... (store_killed_in_insn): ... here. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65272 138bc75d-0d04-0410-961f-82ee72b054a4
* PR optimization/10157ebotcazou2003-04-031-28/+28
| | | | | | | | | | | | | | | | * gcse.c (can_copy_p): Rename it to can_copy. (can_copy_init_p): Remove. (compute_can_copy): Use can_copy instead of can_copy_p. (can_copy_p): New exported function. Call compute_can_copy. (hash_scan_set): Use it. (gcse_main): Don't call compute_can_copy. (bypass_jumps): Don't call compute_can_copy. * rtl.h (can_copy_p): Declare. * loop.c (scan_loop): Don't move the source and add a reg-to-reg copy if the mode doesn't support copy operations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65210 138bc75d-0d04-0410-961f-82ee72b054a4
* PR fortran/9974sayle2003-04-011-4/+50
| | | | | | | | | | | | * gcse.c (reg_killed_on_egde): New function to test whether the given reg is overwritten by any instruction queued on an edge. (bypass_block): Ignore substitutions killed on incoming edges. Don't bypass outgoing edges that have queued instructions. * gcc.c-torture/execute/20030401-1.c: New test case. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65148 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (struct ls_expr): Added pattern_regs field.rakdver2003-04-011-204/+383
| | | | | | | | | | | | | | | | | | | | | | | | | | | (ldst_entry): Initialize it. (extract_mentioned_regs, extract_mentioned_regs_helper): New. (store_ops_ok): Use regs precomputed by them. (find_loads, store_killed_in_insn, load_kills_store): Change return type to bool. (store_killed_before, store_killed_after): Take position of register set in account. (reg_set_info): Store position of the setter. (gcse_main): Enable store motion. (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems. (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl sharing. (simple_mem): Enable store motion of non-symbol mems. (regvec): Type changed. (LAST_AVAIL_CHECK_FAILURE): New. (compute_store_table_current_insn): New. (build_store_vectors): Computation of availability and anticipatability moved ... (compute_store_table, find_moveable_store): ... here. (delete_store): Remove senseless comment. (store_motion): Reorganize. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65141 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (simple_mem): Return false for floating-point accessesrsandifo2003-03-311-0/+3
| | | | | | | if flag_float_store is true. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65076 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (gcse_constant_p): New function to identify constantssayle2003-03-311-9/+27
| | | | | | | | | | | | | | suitable for constant propagation, including COMPARE with two integer constant arguments. (hash_scan_set): Use gcse_constant_p. (find_avail_set): Likewise. (cprop_insn): Likewise. (do_local_cprop): Likewise. (find_implicit_sets): Likewise. (find_bypass_set): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65075 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (bypass_block, bypass_conditional_jumps): Do not createrakdver2003-03-081-0/+17
| | | | | | | | | | irreducible loops. * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible loops info correctly. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@63980 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Revert the 2003-02-23 change.kazu2003-02-251-20/+6
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@63420 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (cprop_jump): Use the REG_EQUAL note if available.kazu2003-02-231-6/+20
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@63332 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.rth2003-02-151-3/+6
| | | | | | | (bypass_conditional_jumps): Accept computed_jump_p insns as well. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62945 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (lookup_set): Remove unused argument PAT. Updaterth2003-02-121-18/+8
| | | | | | | both callers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62759 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (local_cprop_find_used_regs): New.rth2003-02-071-2/+50
| | | | | | | (local_cprop_pass): Use it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62555 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (implicit_sets): New.rth2003-02-071-1/+131
| | | | | | | | | | (compute_hash_table_work): Include them in hash table. (find_implicit_sets, fis_get_condition): New. (one_cprop_pass): Allocate and free implicit_sets; call find_implicit_sets before building hash table. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62533 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.zlomek2003-01-271-0/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61884 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (bypass_last_basic_block): New global variable.sayle2003-01-251-5/+22
| | | | | | | | | | (bypass_block): Use redirect_edge_and_branch_force to redirect fall-through edges. Use bypass_last_basic_block to determine which blocks have valid PRE information. (bypass_conditional_jumps): Initialize bypass_last_basic_block. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61800 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (local_cprop_pass): Update reg_sets table when needed.hubicka2003-01-251-1/+6
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61799 138bc75d-0d04-0410-961f-82ee72b054a4
* PR opt/8492hubicka2003-01-251-1/+11
| | | | | | | * gcse.c (one_cprop_pass): Delete unreachable blocks. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61798 138bc75d-0d04-0410-961f-82ee72b054a4
* PR optimization/8423sayle2003-01-231-2/+5
| | | | | | | | | | | | | | | | | | | | * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when its argument is constant, or 0 if !flag_gcse. * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1 if it's argument is constant. * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes. (hash_scan_set): Don't record CONSTANT_P_RTX expressions. (do_local_cprop): Don't propagate CONSTANT_P_RTX constants. * builtins.c (purge_builtin_constant_p): New function to force instantiation of any remaining CONSTANT_P_RTX nodes. * rtl.h (purge_builtin_constant_p): Prototype here. * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p pass after GCSE and before loop. (flag_gcse): No longer static. * flags.h (flag_gcse): Prototype here. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61642 138bc75d-0d04-0410-961f-82ee72b054a4
* * et-forest.c: Fix comment typos.kazu2003-01-171-14/+14
| | | | | | | | | | | | | | | | | | | * et-forest.h: Likewise. * except.c: Likewise. * expr.c: Likewise. * flags.h: Likewise. * flow.c: Likewise. * gcc.c: Likewise. * gcse.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * gengtype.c: Likewise. * genrecog.c: Likewise. * global.c: Likewise. * gthr-rtems.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61443 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (one_cprop_pass): Change function arguments to take bothsayle2003-01-161-11/+118
| | | | | | | | | | | | | | | | cprop_jumps and bypass_jumps flags instead of just alter_jumps. (gcse_main): Update calls to one_cprop_pass, disabling bypassing. (bypass_jumps): New function to perform separate jump bypassing pass. * rtl.h (bypass_jumps): Add function prototype. * timevar.def (TV_BYPASS): New timing variable. * toplev.c (enum dump_file_index): Add new entry DFI_bypass. (dump_file): New entry for the bypass RTL dump file. (rest_of_compilation): Insert new jump bypassing optimization pass after loop. * doc/passes.texi: Document new pass. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61374 138bc75d-0d04-0410-961f-82ee72b054a4
* * cselib.c (cselib_current_insn_in_libcall): New static variable.hubicka2003-01-071-0/+3
| | | | | | | | | | | (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether we are inside libcall. * cselib.h (elt_loc_list): Add in_libcall. * gcse.c (do_local_cprop): Do not copy propagate using insns in libcalls. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61023 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge basic-improvements-branch to trunkzack2002-12-161-6/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60174 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (gcse_emit_move_after): Correct typo in REG_EQUAL note.sayle2002-11-191-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59271 138bc75d-0d04-0410-961f-82ee72b054a4
* PR opt/8165rth2002-10-141-10/+4
| | | | | | | | * gcse.c (adjust_libcall_notes): Revert last change. * simplify-rtx.c (simplify_replace_rtx): Handle LO_SUM. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@58130 138bc75d-0d04-0410-961f-82ee72b054a4
* PR opt/8165rth2002-10-111-6/+15
| | | | | | | | * gcse.c (adjust_libcall_notes): Also adjust notes for INSN. * gcc.c-torture/execute/20021011-1.c: New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@58071 138bc75d-0d04-0410-961f-82ee72b054a4
* * i386.h (TARGET_CPP_CPU_BUILTINS): Define __SSE_MATH__.hubicka2002-09-301-2/+9
| | | | | | | | | * gcse.c (cprop_jump): Check that the register has not been modified (cprop_jump): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57648 138bc75d-0d04-0410-961f-82ee72b054a4
* * dbxout.c: Follow spelling conventions.kazu2002-09-221-31/+31
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * defaults.h: Likewise. * df.c: Likewise. * diagnostic.h: Likewise. * doloop.c: Likewise. * dwarf2out.c: Likewise. * dwarfout.c: Likewise. * emit-rtl.c: Likewise. * except.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * flags.h: Likewise. * flow.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * gcc.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattrtab.c: Likewise. * genconfig.c: Likewise. * genrecog.c: Likewise. * ggc-page.c: Likewise. * ggc.h: Likewise. * global.c: Likewise. * gthr-win32.h: Likewise. * integrate.c: Likewise. * jump.c: Likewise. * langhooks.c: Likewise. * langhooks.h: Likewise. * line-map.h: Likewise. * local-alloc.c: Likewise. * longlong.h: Likewise. * loop.c: Likewise. * loop.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57406 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (adjust_libcall_notes): New function.amylaar2002-08-131-6/+72
| | | | | | | (do_local_cprop): Use it. Add fourth parameter. Changed caller. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56252 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (expr_hash_table_size, n_exprs, set_hash_table_size,rakdver2002-08-011-234/+191
| | | | | | | | | | | | | | | | | | | | | | | | | n_sets): Removed. (expr_hash_table, set_hash_table): Type changed to ... (struct hash_table): New type. (hash_scan_insn, hash_scan_set, hash_scan_clobber, hash_scan_call, insert_expr_in_table, insert_set_in_table, compute_hash_table, dump_hash_table, lookup_expr, lookup_set, compute_local_properties, compute_ae_gen, compute_ae_kill): Modified to pass the table explicitly. (alloc_set_hash_table, alloc_expr_hash_table): Merged to ... (alloc_hash_table): New. (free_set_hash_table, free_expr_hash_table): Merged to ... (free_hash_table): New. (compute_set_hash_table, compute_expr_hash_table): Merged to ... (compute_hash_table_work): New. (classic_gcse, one_classic_gcse_pass, compute_cprop_data, find_avail_set, one_cprop_pass, find_bypass_set, compute_pre_data, pre_edge_insert, pre_insert_copies, pre_delete, pre_gcse, one_pre_gcse_pass, compute_transpout, compute_code_hoist_vbeinout, hoist_code, one_code_hoisting_pass, trim_ld_motion_mems): Altered due to changed type of hash tables. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55940 138bc75d-0d04-0410-961f-82ee72b054a4
* * fold-const.c: Fix comment typos.kazu2002-07-301-1/+1
| | | | | | | | * gcse.c: Likewise. * reload1.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55876 138bc75d-0d04-0410-961f-82ee72b054a4
* * collect2.c (SYMBOL__MAIN): Remove.neil2002-07-251-7/+2
| | | | | | | | * gcse.c (obstack_chunk_alloc): Remove. (gcse_alloc): Fix to count allocated bytes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55755 138bc75d-0d04-0410-961f-82ee72b054a4
* * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.neil2002-07-231-5/+0
| | | | | | | | | | | | | | * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV, FOR_EACH_BB_IN_SBITMAP): Remove. * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove. * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY, LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove. * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN, PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove. * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55685 138bc75d-0d04-0410-961f-82ee72b054a4
* 2002-07-23 Jan Hubicka <jh@suse.cz>gerald2002-07-231-4/+3
| | | | | | | | | | | | * gcse.c (try_replace_reg): Use num_changes_pending. * recog.c (num_changes_pending): New function. (validate_replace_src): Use validate_repalce_src_group. (validate_replace_src_group): New. * recog.h (validate_repalce_src_group): New. (num_changes_pending): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55677 138bc75d-0d04-0410-961f-82ee72b054a4
* * defaults.h (obstack_chunk_alloc, obstack_chunk_free):neil2002-07-231-1/+3
| | | | | | | | | | | | | | | Default definition. * gcse.c: Don't define obstack_chunk_free. * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c, flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c, integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c, reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c: Don't define obstack macros. cp: * class.c, method.c, pt.c, search.c: Similarly. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55665 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (do_local_cprop): Do not extend lifetimes of registers set byhubicka2002-07-211-1/+10
| | | | | | | do_local_cprop. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55626 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c: Include cselib.hhubicka2002-07-201-46/+140
| | | | | | | | | | (constptop_register): Break out from ... (cprop_insn): ... here; kill basic_block argument. (do_local_cprop, local_cprop_pass): New functions. (one_cprop_pass): Call local_cprop_pass. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55615 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (hoist_expr_reaches_here_p): Stop once expr_bb is reached.hubicka2002-07-181-10/+15
| | | | | | | * gcse.c (try_replace_reg): Do not return false positives. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55553 138bc75d-0d04-0410-961f-82ee72b054a4
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