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* 2001-04-03 Jakub Jelinek <jakub@redhat.com>amacleod2001-04-031-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | David S. Miller <davem@pierdol.cobaltmicro.com> Andrew MacLeod <amacleod@redhat.com> Use byte offsets in SUBREGs instead of words. * alias.c (nonlocal_mentioned_p): Use subreg_regno function. * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno to pass new argument. (add_stored_regs): Use subreg_regno_offset function. * calls.c (expand_call): For non-paradoxical SUBREG take endianess into account. (precompute_arguments): Use gen_lowpart_SUBREG. * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG. (combine_simplify_rtx): Rework to use SUBREG_BYTE. (simplify_set): Rework to use SUBREG_BYTE. (expand_field_assignment): Use SUBREG_BYTE. (make_extraction): Use SUBREG_BYTE. (if_then_else_cond): Use SUBREG_BYTE. (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments. (gen_lowpart_for_combine): Compute full byte offset. * cse.c (mention_regs): Use SUBREG_BYTE. (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE. (canon_hash): Use SUBREG_BYTE. (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword. (gen_lowpart_if_possible): Formatting. * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos correctly. * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG (loc_descriptor): Fixup explicit XEXP into SUBREG_REG * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify certain invariants about SUBREGs the compiler creates. (gen_lowpart_SUBREG): New function. (subreg_hard_regno): New function to get the final register number. (gen_lowpart_common): Use SUBREG_BYTE. (gen_imagpart): Spacing nits. (subreg_realpart_p): Use SUBREG_BYTE. (gen_highpart): Use SUBREG_BYTE. (subreg_lowpart_p): Always compute endian corrected goal offset, even at the byte level, then compare against that. (constant_subword): New function, pulled out all constant cases from operand_subword and changed second argument name to offset. (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early and call constant_subword to do the work. Return const0_rtx if looking for a word outside of OP. (operand_subword_force): Change second arg name to offset. * expmed.c (store_bit_field): Use SUBREG_BYTE. (store_split_bit_field): Use SUBREG_BYTE. (extract_bit_field): Use SUBREG_BYTE. (extract_split_bit_field): Use SUBREG_BYTE. (expand_shift): Use SUBREG_BYTE. * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG. * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE. * flow.c (set_noop_p): Use SUBREG_BYTE. (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead. * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG. (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian correction code. (optimize_bit_field): Use SUBREG_BYTE. (purge_addressof_1): Use SUBREG_BYTE. (purge_single_hard_subreg_set): Use subreg_regno_offset function. (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true. * gengenrtl.c (special_rtx): Add SUBREG. * global.c (mark_reg_store): Use SUBREG_BYTE. (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE. * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE. * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure final byte offset is congruent to subreg's mode size. (subst_constants): Use SUBREG_BYTE. (mark_stores): Use subreg_regno_offset function. * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset function and SUBREG_BYTE. * local-alloc.c (combine_regs): Use subreg_regno_offset function. (reg_is_born): Use subreg_hard_regno. * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte endian correction code. Don't combine subregs unless resulting offset aligns with type. Fix subreg constant extraction for DImode. Simplify SUBREG of VOIDmode CONST_DOUBLE. (general_operand): Remove dead mode_altering_drug code. (indirect_operand): Use SUBREG_BYTE. (constrain_operands): Use subreg_regno_offset function. * reg-stack.c (get_true_reg): Use subreg_regno_offset function. * regmove.c (regmove_optimize): Use SUBREG_BYTE. (optimize_reg_copy_3): Use gen_lowpart_SUBREG. * regs.h (REG_SIZE): Allow target to override. (REGMODE_NATURAL_SIZE): New macro which target can override. * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used on the entire subreg rtx. (push_reload): Use SUBREG_BYTE in comments and code. (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets for hard registers inside subregs. (operands_match_p): Use subreg_regno_offset. (find_reloads): Use SUBREG_BYTE and only advance offset for subregs containing hard regs. (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian corrections when fixing up MEM subregs. (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and subreg_regno_offset where appropriate. (find_reloads_subreg_address): Use SUBREG_BYTE. Remove byte endian corrections when fixing up MEM subregs. (subst_reloads): When combining two subregs, make sure final offset is congruent to subreg's mode size. (find_replacement): Use SUBREG_BYTE and subreg_regno_offset. (refers_to_regno_for_reload_p): Use subreg_regno. (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset. * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian correction code for memory subreg fixups. (forget_old_reload_1): Use subreg_regno_offset. (choose_reload_regs): Use subreg_regno. (emit_input_reload_insns): Use SUBREG_BYTE. (reload_combine_note_store): Use subreg_regno_offset. (move2add_note_store): Use subreg_regno_offset. * resource.c (update_live_status, mark_referenced_resources): Use subreg_regno function. (mark_set_resources): Use subreg_regno function. * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE. (subreg_regno_offset, subreg_regno): Define prototypes. (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions. (gen_lowpart_SUBREG): Add prototype. * rtl.texi (subreg): Update to reflect new byte offset representation. Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now. * rtlanal.c (refers_to_regno_p): Use subreg_regno. (reg_overlap_mentioned_p): Use subreg_regno. (replace_regs); Make sure final offset of combined subreg is congruent to size of subreg's mode. (subreg_regno_offset): New function. (subreg_regno): New function. * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE. * sdbout.c (sdbout_symbol): Compute offset using alter_subreg. * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG. * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead. (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides. * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno. (a29k_get_reloaded_address): Use SUBREG_BYTE. (print_operand): Use SUBREG_BYTE. * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE. * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE. (arm_reload_out_hi): Use SUBREG_BYTE. * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset instead of SUBREG_WORD. (d30v_print_operand_memory_reference): Use subreg_regno_offset. * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix SUBREG creation to use byte offset. * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit inverted load insns): Fix explicit rtl subregs to use byte offsets. * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3, udivsi3, umodsi3): Generate SUBREGs with byte offsets. * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE. * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl to use byte offsets. (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets. * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte offsets, also make sure it is congruent to SUBREG's mode size. (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2, unnamed ldob insn): Generate SUBREGs with byte offset. (zero_extendqihi2): SUBREG's are byte offsets. * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE. (m68hc11_gen_highpart): Use SUBREG_BYTE. * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2, zero-extendqisi2): Generate SUBREGs with byte offset. (umulsidi3, mulsidi3, subreghi1ashrdi_const32, subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit subregs in rtl to use byte offsets. * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset. * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset. (mips_move_2words): Use subreg_regno_offset. (mips_secondary_reload_class): Use subreg_regno_offset. * config/mips/mips.md (DImode plus, minus, move, and logical op splits): Fixup explicit subregs in rtl to use byte offsets. * config/mn10200/mn10200.c (print_operand): Use subreg_regno function. * config/mn10300/mn10300.c (print_operand): Use subreg_regno function. * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in rtl to use byte offsets. * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE. * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit subregs to use byte offsets. * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1): Fixup explicit subregs in rtl to use byte offsets. * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE and remove byte endian correction code. * config/sh/sh.c (output_movedouble): Use subreg_regno. (gen_ashift_hi): Use SUBREG_BYTE. (regs_used): Use subreg_regno_offset. (machine_dependent_reorg): Use subreg_regno_offset. * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE. * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno. (movdf_i4): Subregs are byte offsets now. * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE. * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed. (REGMODE_NATURAL_SIZE): Override. (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode. * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs with byte offsets. (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2, extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn, extendqidi2): Generate SUBREGs with byte offsets, also make sure it is congruent to SUBREG's mode size. (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte offsets. (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc, cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2, lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper SUBREG_BYTE offset for non-paradoxical subregs in patterns. * config/v850/v850.c (print_operand, output_move_double): Use subreg_regno function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@41058 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (tidy_fallthru_edges): Don't combine complex edges.rth2001-03-281-4/+9
| | | | | | | | | | (calculate_global_regs_live): Kill call-clobbered registers across exception edges. * reg-stack.c (convert_regs_1): Kill the entire target stack across non-call exception edges. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40909 138bc75d-0d04-0410-961f-82ee72b054a4
* * mkconfig.sh: Include insn-flags.h.rth2001-03-221-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (CONFIG_H): Include insn-flags.h. (lots of objects): Remove insn-codes.h and insn-flags.h. * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c, integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c, regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c, avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c, dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c, i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c: Don't include insn-flags.h. * diagnostic.c, expr.h, reload.c, toplev.c: Don't include insn-codes.h. * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c, final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c, c4x/c4x.c, i960/i960.c, mips/mips.c: Don't include insn-codes.h or insn-flags.h. * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h or insn-flags.h in the generated code. * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx". (main): Forward declare struct rtx_def. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40754 138bc75d-0d04-0410-961f-82ee72b054a4
* * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not themmitchel2001-03-151-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | contents of the RTL, to determine the name of the object. * tree.h (DECL_RTL): Allocate RTL lazily. (SET_DECL_RTL): New macro. (DECL_RTL_SET_P): Likewise. (COPY_DECL_RTL): Likewise. (DECL_RTL_IF_SET): Likewise. * varasm.c (make_decl_rtl): Add assertions about the kind of declaration we are processing. * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc. (start_decl): Likewise. (finish_decl): Likewise. * c-semantics.c (emit_local_var): Likewise. * calls.c (expand_call): Likewise. * dbxout.c (dbxout_symbol): Likewise. * emit-rtl.c (unshare_all_rtl): Likewise. (unshare_all_decls): Likewise. (reset_used_decls): Likewise. * expr.c (store_constructor): Likewise. (safe_from_p): Likewise. (expand_expr): Likewise. * function.c (put_var_into_stack): Likewise. (instantiate_decls_1): Likewise. (assign_parms): Likewise. (expand_function_start): Likewise. (expand_function_end): Likewise. * ggc-common.c (gcc_mark_trees): Likewise. * integrate.c (function_cannot_inline_p): Likewise. (copy_decl_for_inlining): Likewise. (expand_inline_function): Likewise. (integrate_parm_decls): Likewise. (integrate_decl_tree): Likewise. * print-tree.c (print_node): Likewise. * reg-stack.c (stack_result): Likewise. * stmt.c (label_rtx): Likewise. (expand_return): Likewise. (expand_decl): Likewise. (expand_decl_cleanup): Likewise. (expand_anon_union_decl): Likewise. * toplev.c (check_global_declarations): Likewise. (rest_of_decl_compilation): Likewise. * tree.c (simple_cst_equal): Likewise. * objc/objc-act.c (generate_static_references): Likewise. * class.c (build_clone): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc. * cp-tree.h (DECL_IN_MEMORY_P): Likewise. * decl.c (duplicate_decls): Likewise. (builtin_function): Likewise. (build_library_fn): Likewise. (build_cp_library_fn): Likewise. (check_initializer): Likewise. (cp_finish_decl): Likewise. * decl2.c (grokfield): Likewise. (grok_function_init): Remove #if 0'd code. (finish_anon_union): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc. * friend.c (do_friend): Likewise. * init.c (get_temp_regvar): Likewise. * method.c (make_thunk): Likewise. * pt.c (tsubst_friend_function): Likewise. (tsubst_decl): Likewise. (regenerate_decl_from_template): Likewise. * semantics.c (genrtl_named_return_value): Likewise. (expand_body): Likewise. (genrtl_finish_function): Likewise. * tree.c (cp_tree_equal): Likewise. * com.c (ffecom_member_phase_2): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc. (duplicate_decls): Likewise. (start_decl): Likewise. * class.c (build_static_field_ref): Likewise. (make_method_value): Likewise. (get_dispatch_table): Likewise. * decl.c (push_jvm_slot): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40482 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (stack_result): Unconditionally usejakub2001-03-141-5/+1
| | | | | | | | | FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE. * g++.old-deja/g++.other/regstack.C: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40457 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (move_for_stack_reg): Avoid non-poping fst forhubicka2001-03-081-1/+2
| | | | | | | TFmode too. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40325 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (next_flags_user): Use current_block->endhubicka2001-02-191-14/+16
| | | | | | | | (swap_rtx_condition): Look for next user if flags don't die; give up on CALL_INSNs; use current_block->end. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39884 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (stack_def): Make field reg unsigned.hubicka2001-02-171-3/+4
| | | | | | | (remove_regno_note): Unsignetize parameter. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39794 138bc75d-0d04-0410-961f-82ee72b054a4
* * simplify-rtx.c (cfc_args): add "unordered" field.hubicka2001-01-051-2/+12
| | | | | | | | | | | | | | | | | | (check_fold_consts): Set unordered field. (simplify_relational_operation): Simplify the unordered comparisons. * reg-stack.c (swap_rtx_condition): Ensure that the transformation is valid. * emit-rtl.c (try_split): Fix code to mark labels. * jump.c (mark_jump_label): Make global. * rtl.h (mark_jump_label): Declare. * predict.c (estimate_probability): Handle unordred comparisons. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@38711 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (mark_constant_function): Use INSN_P.law2000-08-041-5/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (init_alias_analysis): Likewise. * combine.c (combine_instructions): Use INSN_P. (can_combine_p): Likewise. (try_combine): Likewise. (distribute_notes): Likewise. (distribute_links): Likewise. * cse.c (cse_around_loop): Use INSN_P. (invalidate_skipped_block): Likewise. (cse_set_around_loop): Likewise. (cse_end_of_basic_block): Likewise. (delete_trivially_dead_insns): Likewise. * emit-rtl.c (unshare_all_rtl_again): Use INSN_P. (unshare_all_rtl_1): Likewise. (next_cc0_user): Likewise. (try_split make_insn_raw): Likewise. (remove_unnecessary_notes): Likewise. * final.c (shorten_branches): Use INSN_P. (leaf_renumber_regs): Likewise. (leaf_renumber_regs_insn): Likewise. * flow.c (find_label_refs): Use INSN_P. (verify_wide_reg): Likewise. (notice_stack_pointer_modification): Likewise. (count_or_remove_death_notes): Likewise. (verify_flow_info): Likewise. (clear_log_links): Likewise. * function.c (fixup_var_refs_insns): Use INSN_P. (compute_insns_for_mem): Likewise. * gcse.c (alloc_gcse_mem): Use INSN_P. (compute_sets): Likewise. (compute_hash_table): Likewise. (classic_gcse): Likewise. (cprop): Likewise. (insert_insn_end_bb): Likewise. (delete_null_pointer_checks_1): Likewise. * global.c (expand_preferences): Use INSN_P. (build_insn_chain): Likewise. * graph.c (node_data): Use INSN_P. * haifa-sched.c (priority): Use INSN_P. (rm_line_notes): Likewise. (rm_other_notes): Likewise. (find_insn_reg_weight): Likewise. (init_target_units): Likewise. (schedule_block): Likewise. (compute_block_forward_dependences): Likewise. (debug_dependencies): Likewise. (set_priorities): Likewise. * integrate.c (function_cannot_inline_p): Use INSN_P. (save_parm_insns): Likewise. (copy_insn_list): Likewise. * jump.c (mark_all_labels): Use INSN_P. (never_reached_warning): Likewise. * lcm.c (optimize_mode_switching): Use INSN_P. * local-alloc.c (validate_equiv_mem): Use INSN_P. (memref_used_between_p): Likewise. (update_equiv_regs): Likewise. (block_alloc): Likewise. (no_conflict_p): Likewise. * loop.c (scan_loop): Use INSN_P. (find_and_verify_loops): Likewise. (count_loop_regs_set): Likewise. (loop_reg_used_before_p): Likewise. (strength_reduce): Likewise. (recombine_givs): Likewise. (check_dbra_loop): Likewise. (load_mems): Likewise. (try_copy_prop): Likewise. * print-rtl.c (print_rtx): Use INSN_P. * recog.c (find_single_use): Use INSN_P. * reg-stack.c (stack_regs_mentioned): Use INSN_P. (next_flags_user): Likewise. (swap_rtx_condition): Likewise. * regmove.c (mark_flags_life_zones): Use INSN_P. (optimize_reg_copy_1): Likewise. (optimize_reg_copy_2): Likewise. (optimize_reg_copy_3): Likewise. (reg_is_remote_constant_p): Likewise. (fixup_match_2): Likewise. (regmove_optimize): Likewise. (fixup_match_1): Likewise. * regrename.c (build_def_use): Use INSN_P. (replace_reg_in_block): Likewise. (consider_use): Likewise. * reload.c (find_equiv_reg): Use INSN_P. * reload1.c (reload): Use INSN_P. (maybe_fix_stack_asms): Likewise. (calculate_needs_all_insns): Likewise. (reload_as_needed): Likewise. (emit_output_reload_insns): Likewise. (delete_address_reloads_1): Likewise. (reload_cse_regs_1): Likewise. (reload_combine): Likewise. (reload_cse_move2add): Likewise. * reorg.c (redundant_insn): Use INSN_P. (dbr_schedule): Likewise. * resource.c (find_dead_or_set_registers): Use INSN_P. (mark_target_live_regs): Likewise. * rtlanal.c (reg_used_between_p): Use INSN_P. (reg_referenced_between_p): Likewise. (reg_set_between_p): Likewise. (reg_set_p): Likewise. (single_set): Likewise. (multiple_sets): Likewise. (find_last_value): Likewise. (reg_set_last): Likewise. (find_reg_note): Likewise. (find_regno_note): Likewise. * sibcall.c (sequence_uses_addressof): Use INSN_P. * simplify-rtx.c (cselib_process_insn): Use INSN_P. * ssa.c (find_evaluations): Use INSN_P. (rename_block): Likewise. (rename_equivalent_regs): Likewise. * unroll.c (loop_find_equiv_value): Use INSN_P. (set_dominates_use): Likewise. * varasm.c (mark_constant_pool): Use INSN_P. (mark_constants): Likewise. * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P. (alphaev4_next_group): Likewise. (alphaev5_next_group): Likewise. * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P. (c4x_rptb_rpts_p): Likewise. * config/mips/mips.c (mips16_optimize_gp): Use INSN_P. * config/rs6000/rs6000.c (uses_TOC): Use INSN_P. (rs6000_adjust_priority): Likewise. * config/sh/sh.c (sh_loop_align): Use INSN_P. (machine_dependent_reorg): Likewise. (split_branches): Likewise. * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35494 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swaphubicka2000-08-031-3/+3
| | | | | | | | | | operands. * i386.c (ix86_expand_branch): Mode of comparison in IF_THEN_ELSE is VOIDmode. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35458 138bc75d-0d04-0410-961f-82ee72b054a4
* Put phi nodes after NOTE_INSN_BASIC_BLOCK.mmitchel2000-07-271-2/+1
| | | | | | | | | | | | | | | | | | | | | | | * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro. * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P. (get_prev_bb_note): Likewise. (remove_scope_notes): Likewise. * flow.c (commit_one_edge_insertion): Likewise. (merge_blocks_nomove): Likewise. (verify_flow_info): Likewise. * gcse.c (insert_insn_end_bb): Likewise. * reg-stack.c (emit_swap_insn): Likewise. * ssa.c (first_insn_after_basic_block_note): New function. (insert_phi_node): Use it. (rename_block): Likewise. (eliminate_phi): Likewise. (make_regs_equivalent_over_bad_edges): Likewise. (make_equivalent_phi_alternatives_equivalent): Likewise. (for_each_successor_phi): Likewise. (convert_from_ssa): Modify phi-node deletion algorithm. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35296 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (life_analysis): Declare here ...rth2000-04-271-1/+1
| | | | | | | | | | | | | | * output.h: ... not here. * flow.c (life_analysis): Remove nregs parameter; replace remove_dead_code with flags. Remove ssa dead code check. Only init alias analysis if we'll use it. * reg-stack.c (reg_to_stack): Update life_analysis arguments. * ssa.c (convert_to_ssa): Likewise. (convert_from_ssa): Likewise. * toplev.c (rest_of_compilation): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33459 138bc75d-0d04-0410-961f-82ee72b054a4
* * calls.c (expand_call): Disable tail call generation oncerth2000-04-261-1/+1
| | | | | | | | | | rtx_equal_function_value_matters is false. * reg-stack.c (convert_regs_1): Treat EDGE_ABNORMAL_CALL edges like EDGE_EH edges. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33431 138bc75d-0d04-0410-961f-82ee72b054a4
* Fix copyrights.law2000-02-261-1/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32179 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (emit_swap_insn): Do not put a new insn before azack2000-02-171-5/+3
| | | | | | | NOTE_BASIC_BLOCK. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32027 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (c-common.o): Depend on $(EXPR_H).ghazi2000-02-061-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * c-common.c: Include expr.h. * c-pragma.c (mark_align_stack): Add prototype. * caller-save.c (add_stored_regs): Likewise. * combine.c (record_promoted_value): Likewise. * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro): Likewise. * cppinit.c (new_pending_define): Likewise. * cpplib.c (skip_block_comment, skip_line_comment): Likewise. * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists, AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc, AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p, class_scope_p): Likewise. * dwarf2out.h (dwarf2out_set_demangle_name_func, dwarf2out_add_library_unit_info): Likewise. * ggc.h (ggc_page_print_statistics): Likewise. * haifa-sched.c (propagate_deps): Likewise. * reg-stack.c (next_flags_user, record_label_references): Likewise. * rtl.h (set_stack_check_libfunc): Likewise. * toplev.h (set_fatal_function): Likewise. * toplev.c (set_fatal_function): Delete prototype. * diagnostic.c: Deconstify functions returning malloc'ed ptrs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31810 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (find_basic_blocks): Remove do_cleanup argument.rth2000-01-281-1/+1
| | | | | | | | | | | | | | | | | | | | | | Break out that code ... (cleanup_cfg): ... here. (commit_one_edge_insertion): Detect a return instruction being emitted to an edge. Emit a barrier following; clear fallthru. (commit_edge_insertions): Verify CFG consistency. * function.c (expand_function_start): Kill unused variable. (expand_function_end): Likewise. (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge to insert the epilogue. * gcse.c (gcse_main): Adjust for find_basic_blocks change. (delete_null_pointer_checks): Likewise. * output.h: Likewise. * reg-stack.c (reg_to_stack): Likewise. * toplev.c (rest_of_compilation): Likewise. Run thread_prologue_and_epilogue_insns after rebuilding the CFG. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31676 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs ofhubicka2000-01-241-15/+3
| | | | | | | dead registers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31588 138bc75d-0d04-0410-961f-82ee72b054a4
* * print-rtl.c: PROTO -> PARAMS.ghazi2000-01-171-28/+28
| | | | | | | | | | | | | | | * real.c: Likewise. * reg-stack.c: Likewise. * resource.c: Likewise. * sdbout.h: Likewise. * simplify-rtx.c: Likewise. * stor-layout.c: Likewise. * stupid.c: Likewise. * xcoffout.c: Likewise. * xcoffout.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31463 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs ofhubicka2000-01-061-3/+15
| | | | | | | | | dead registers. * i386.c (movsf splitter): Fix typo in my last checkin. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31256 138bc75d-0d04-0410-961f-82ee72b054a4
* * builtins.c (expand_builtin_strlen): Initialize variable `icode'.ghazi2000-01-041-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * calls.c (expand_call): Likewise for `old_stack_arg_under_construction'. * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'. * function.c (pad_to_arg_alignment): Likewise for `save_var' and `save_constant'. * gcc.c (execute): Likewise for `ut' and `st'. * genattrtab.c (attr_rtx): Likewise for `rt_val'. * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'. * jump.c (jump_optimize_1): Likewise for `temp2'. * local-alloc.c (block_alloc): Likewise for `r1'. * loop.c (recombine_givs): Likewise for `life_start' and `life_end'. * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'. (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'. * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node' and `set2'. * reload.c (find_reloads): Likewise for `goal_alternative_number' and `goal_earlyclobber'. * scan-decls.c (scan_decls): Likewise for `prev_id_end'. * sdbout.c (sdbout_one_type): Likewise for `member_scl'. * stupid.c (stupid_life_analysis): Likewise for `chain'. * unroll.c (copy_loop_body): Likewise for `copy'. * varasm.c (output_constructor): Likewise for `byte'. ch: * actions.c (update_else_range_for_int_const): Initialize variables `lowval' and `highval'. (update_else_range_for_range): Likewise for `low_range_val' and `high_range_val'. cp: * class.c (warn_hidden): Initialize variable `fndecl'. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31207 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (subst_stack_regs_pat): Swap operands in commutativehubicka1999-11-251-0/+10
| | | | | | | | | operations when needed. * i386.md (fop_?f_comm): New. (fop_?f_1): Do not accept commutative operands. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30664 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.mmitchel1999-11-061-3/+4
| | | | | | | | | | | (update_equiv_regs): Likewise. (block_alloc): Likewise. * reg-stack.c (reg_to_stack): Likewise. (convert_regs_2): Likewise. * reload1.c (reload_as_needed): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30434 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (convert_regs_1): Initialize target_stack->toprth1999-11-051-4/+5
| | | | | | | after verifying an EH edge. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30402 138bc75d-0d04-0410-961f-82ee72b054a4
* * function.c (diddle_return_value): New.rth1999-11-051-14/+35
| | | | | | | | | | | | | (expand_function_end): Use it. * stmt.c (expand_null_return): Likewise. (expand_value_return): Likewise. * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level. * reload1.c (reload): Don't remove return value clobbers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30401 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (convert_regs_1): Handle EH edges specially.rth1999-11-021-5/+27
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30336 138bc75d-0d04-0410-961f-82ee72b054a4
* * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.rth1999-10-301-12/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30271 138bc75d-0d04-0410-961f-82ee72b054a4
* * jump.c (jump_optimize_1): If we did cross-jumping, andrth1999-10-271-13/+12
| | | | | | | | | | | the data will matter, rebuild the CFG. * reg-stack.c (reg_to_stack): Only (re)build the CFG if not optimizing. Don't run shorten_branches. * toplev.c (rest_of_compilation): Run shorten_branches after reg_to_stack. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30223 138bc75d-0d04-0410-961f-82ee72b054a4
* Reorg reg-stack to use the standard CFG.rth1999-10-271-1245/+842
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30201 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (stack_result): Aggregates are not returned inlaw1999-10-191-1/+9
| | | | | | | stack registers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30081 138bc75d-0d04-0410-961f-82ee72b054a4
* * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,crux1999-09-281-1/+1
| | | | | | | | | call it. * reg-stack.c (straighten_stack): Copy hard reg set with COPY_HARD_REG_SET. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29694 138bc75d-0d04-0410-961f-82ee72b054a4
* Make it possible to prototype port-specific functions (and convert i386 to ↵crux1999-09-201-0/+1
| | | | | | use this) git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29514 138bc75d-0d04-0410-961f-82ee72b054a4
* Replace recog_foo with recog_data.foo.rth1999-09-121-49/+50
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29349 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge in gcc2-ss-010999law1999-09-071-3/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29150 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge new ia32 backend from the branch!rth1999-09-021-383/+419
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29044 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (rtx_format): Constify a char*.ghazi1999-08-201-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * rtl.c (rtx_format): Likewise. (copy_rtx, copy_most_rtx, read_rtx): Likewise. (init_rtl): Use accessor macro, not `rtx_format'. * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a char*. * caller-save.c (mark_referenced_regs): Likewise. * combine.c (subst, make_compound_operation, known_cond, gen_rtx_combine, update_table_tick, get_last_value_validate, use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise. * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p, refers_to_p, canon_reg, fold_rtx, cse_process_notes, count_reg_usage): Likewise. * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags): Likewise. * final.c (leaf_renumber_regs_insn): Likewise. * flow.c (mark_used_regs, find_use_as_address, dump_flow_info, dump_edge_info, count_reg_references): Likewise. * function.c (fixup_var_refs_1, walk_fixup_memory_subreg, fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1): Likewise. * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p, oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs, add_label_notes): Likewise. * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask, clear_struct_flag, count_sub_rtxs, count_alternatives, compares_alternatives_p, contained_in_p, walk_attr_value, write_expr_attr_cache): Likewise. * genconfig.c (walk_insn_part): Likewise. * genemit.c (max_operand_1, gen_exp): Likewise. * genextract.c (walk_rtx): Likewise. * genflags.c (num_operands): Likewise. * genoutput.c (scan_operands): Likewise. * genpeep.c (match_rtx): Likewise. * genrecog.c (add_to_sequence): Likewise. * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths): Likewise. * integrate.c (save_constants, copy_for_inline, copy_rtx_and_substitute, subst_constants, restore_constants): Likewise. * jump.c (mark_jump_label, invert_exp, redirect_exp, rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise. * local-alloc.c (contains_replace_regs, memref_referenced_p): Likewise. * loop.c (record_excess_regs, rtx_equal_for_loop_p, add_label_notes, replace_call_address, count_nonfixed_reads, invariant_p, find_single_use_in_loop, find_mem_givs, find_life_end, maybe_eliminate_biv_1, update_reg_last_use): Likewise. * print-rtl.c (reg_names, print_rtx): Likewise. * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise. * reg-stack.c (stack_regs_mentioned_p, record_label_references, record_reg_life_pat, swap_rtx_condition, goto_block_pat, print_blocks): Likewise. * regclass.c (fix_register, record_address_regs, reg_scan_mark_refs): Likewise. * regmove.c (stable_but_for_p): Likewise. * reload.c (loc_mentioned_in_p, operands_match_p, find_reloads_toplevsubst_reg_equivs, find_reloads_address_1, copy_replacements, refers_to_regno_for_reload_p, refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p, reload_when_needed_name, reg_class_names, debug_reload_to_stream): Likewise. * reload1.c (eliminate_regs, scan_paradoxical_subregs, delete_address_reloads_1, count_occurrences, reload_cse_mem_conflict_p, reload_combine_note_use, add_auto_inc_notes): Likewise. * resource.c (mark_referenced_resources, mark_set_resources): Likewise. * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p, reg_mentioned_p, regs_set_between_p, modified_between_p, modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p, rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs, jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise. * sched.c (sched_analyze_2, attach_deaths): Likewise. * stupid.c (stupid_mark_refs): Likewise. * unroll.c (remap_split_bivs): Likewise. * varasm.c (mark_constants): Likewise. * a29k/a29k.c (uses_local_reg_p): Likewise. * alpha/alpha.c (summarize_insn): Likewise. * arm/arm.c (symbol_mentioned_p, label_mentioned_p, eliminate_lr2ip): Likewise. * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise. * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx, reg_mentioned_in_mem): Likewise. * ns32k/ns32k.c (global_symbolic_reference_mentioned_p, symbolic_reference_mentioned_p): Likewise. * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise. * sh/sh.c (regs_used, mark_use): Likewise. * vax/vax.c (vax_rtx_cost): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28784 138bc75d-0d04-0410-961f-82ee72b054a4
* Include function.h in most files. Remove most of the global variablescrux1999-08-091-2/+1
| | | | | | | | | duplicated in function.h. Add accessor macros for them which access current_function. Delete INLINE_HEADER rtx and related code, replace with code using struct function to store inlining related data. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28626 138bc75d-0d04-0410-961f-82ee72b054a4
* 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>law1999-08-071-25/+28
| | | | | | | * reg-stack.c (change_stack) Fixed problem with negative array index. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28570 138bc75d-0d04-0410-961f-82ee72b054a4
* Mumit Khan <khan@xraylith.wisc.edu>rth1999-06-101-1/+1
| | | | | | | * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@27475 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c: Do not emit pop insns after cc0 setter.law1999-05-171-21/+35
| | | | | | | | | | (emit_pop_insn): Do not emit insn in case WHEN is NULL. (compare_for_stack_reg): Update REG_DEAD note and do not emit push insn. * i386.c: (output_float_compare): Handle new REG_DEAD notes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26965 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (check_stack_regs_mentioned): Remove variable SIZE.law1999-04-121-8/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26386 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c: Update comment, include varray.h.law1999-04-121-23/+73
| | | | | | | | | | | | | | | | | | | | | | (stack_regs_mentioned_data): New global variable. (check_stack_regs_mentioned): New function. (stack_regs_mentioned): New function. (reg_to_stack): Initialize and free stack_regs_mentioned_data, use stack_regs_mentioned. (record_asm_reg_life): Change insn type cache for changed insn. (record_reg_life): Do not change the insn mode. (emit_pop_insn): Likewise. (emit_swap_insn): Likewise. (move_for_stack_reg): Likewise. (stack_reg_life_analysis): Use stack_regs_mentioned. (emit_swap_insn): Likewise. (subst_stack_regs): Likewise. (convert_regs): Likewise. * jump.c (find_cross_jump): Use stack_regs_mentioned. * rtl.h (stack_regs_mentioned): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26360 138bc75d-0d04-0410-961f-82ee72b054a4
* * i386.md (floatsisf2, floatdisf2, floatsidf2, floatdidf2,wehle1999-04-101-2/+16
| | | | | | | | | | | | | | | | | | | floatsixf2, floatdixf2, movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Remove unused register constraints from the splitters. * i386.md (fixuns_truncsfsi2, fixuns_truncdfsi2, fixuns_truncxfsi2): Delete. * reg-stack.c (delete_insn_for_stacker): Ensure that the only side effects of a PARALLEL are clobbers. (subst_stack_regs): Handle subst_stack_regs_pat deleting a PARALLEL. * i386.md (extendsfdf2, extenddfxf2, extendsfxf2): Rewrite using a splitter. * i386.c (output_op_from_reg): Remove. * i386.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26338 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (stack_reg_life_analysis): Use returnjump_prth1999-03-091-1/+1
| | | | | | | instead of an explicit test for RETURN. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25652 138bc75d-0d04-0410-961f-82ee72b054a4
* Flow rewrite to use basic block structures and edge lists.rth1999-02-251-3/+18
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25450 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (subst_stack_regs_pat): Abort if the destinationlaw1999-01-171-4/+6
| | | | | | | | of a FP conditional move is not on the FP register stack. Forgot to check it in last night/this morning. One should not hack at 4am. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24716 138bc75d-0d04-0410-961f-82ee72b054a4
* * final.c (cleanup_subreg_operands): Delete some unused code.crux1998-12-041-429/+109
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * recog.h (MAX_RECOG_ALTERNATIVES): New macro. (struct insn_alternative): New structure definition. (recog_op_alt): Declare variable. (preprocess_constraints): Declare function. * recog.c (recog_op_alt): New variable. (extract_insn): Verify number of alternatives is in range. (preprocess_constraints): New function. * reg-stack.c: Include recog.h. (constrain_asm_operands): Delete. (get_asm_operand_lengths): Delete. (get_asm_operand_n_inputs): New function. (record_asm_reg_life): Delete OPERANDS, CONSTRAINTS, N_INPUTS and N_OUTPUTS args. All callers changed. Compute number of inputs and outputs here by calling get_asm_operand_n_inputs. Instead of constrain_asm_operands, call extract_insn, constrain_operands and preprocess_constaints. Use information computed by these functions throughout. (record_reg_life): Delete code that is unused due to changes in record_asm_reg_life. (subst_asm_stack_regs): Delete OPERANDS, OPERAND_LOC, CONSTRAINTS, N_INPUTS and N_OUTPUTS args. All callers changed. Similar changes as in record_asm_reg_life. (subst_stack_regs): Move n_operands declaration into the if statement where it's used. Delete code that is unused due to changes in subst_asm_stack_regs. * stmt.c (expand_asm_operands): Verify number of alternatives is in range. * Makefile.in (reg-stack.o): Depend on recog.h. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24090 138bc75d-0d04-0410-961f-82ee72b054a4
* Fri Oct 9 16:03:19 1998 Graham <grahams@rcp.co.uk>rth1998-10-091-7/+7
| | | | | | | | | | | | | | | | | | * flow.c (print_rtl_with_bb): Changed type of in_bb_p to match use. * gcc.c (add_preprocessor_option): Correct typo when allocating memory, sizeof() argument had one too many `*'. (add_assembler_option): Likewise. (add_linker_option): Likewise. * gcov.c (output_data): Likewise. * local-alloc.c (memref_used_between_p): Likewise. (update_equiv_regs): Likewise. * loop.c (strength_reduce): Likewise. * reg-stack.c (record_asm_reg_life): Likewise. (subst_asm_stack_reg): Likewise. * reorg.c (dbr_schedule): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22964 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c (straighten_stack): Do nothing if the virtual stack islaw1998-09-101-0/+7
| | | | | | | empty or has a single entry. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22376 138bc75d-0d04-0410-961f-82ee72b054a4
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