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* * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.mmitchel1999-11-061-15/+14
| | | | | | | | | | | (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
* * bitmap.h (BITMAP_XFREE): New.rth1999-11-051-0/+1
| | | | | | | | | | | | | | | | | | | | | * flow.c (life_analysis): Use it. (life_analysis_1): Free blocks. * combine.c (undo_commit): New. (try_combine): Use it. Don't zap undobuf.undos. (combine_instructions): Don't zap undobuf.undos; free the undobuf.frees list. * local-alloc.c (local_alloc): Free qty_phys_num_sugg. * stmt.c (cost_table_): New. (estimate_case_costs): Use it instead of xmalloc. * toplev.c (compile_file): Reuse dumpname memory instead of strdup'ing it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30404 138bc75d-0d04-0410-961f-82ee72b054a4
* * cse.c (cse_main): Use xmalloc, not alloca.rth1999-11-041-15/+31
| | | | | | | | (cse_basic_block): Likewise. * local-alloc.c (local_alloc): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30399 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (note_stores): Add additional paramter.mmitchel1999-10-271-14/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * rtlanal.c (reg_set_p_1): Take additional paramter. (reg_set_last_1): Likewise. (reg_set_p): Adjust call to note_stores. (reg_set_last): Likewise. (note_stores): Pass data parameter to worker function. * alias.c (record_set): Take additional parameter. (init_alias_analysis): Pass it. * caller-save.c (mark_set_regs): Take additional parameter. (save_call_clobbered_regs): Pass NULL to note_stores. * combine.c (set_nonzero_bits_and_sign_copies): Take additional parameter. (record_dead_and_set_regs_1): Likewise. (reg_dead_at_p_1): Likewise. (combine_instructions): Adjust calls to note_stores. (try_combine): Likewise. (record_dead_insn): Remove. (record_dead_and_set_regs): Adjust calls to note_stores. (reg_dead_at_p): Likewise. * cse.c (invalidate_skipped_set): Take additional parameter. (cse_check_loop_start): Likewise. (cse_check_loop_start_value): Remove. (cse_set_around_loop): Adjust calls to note_stores. * flow.c (notice_stack_pointer_modification): Take additional parameter. Remove duplicate declaration. (record_volatile_insns): Adjust calls to note_stores. * gcse.c (record_set_info): Take additional parameter. (record_last_set_info): Likewise. (invalidate_nonnull_info): Likewise. (record_set_insn): Remove. (compute_sets): Adjust calls to note_stores. (last_set_insn): Remove. (compute_hash_table): Adjust calls to note_stores. (insert_insn_end_bb): Likewise. (delete_null_pointer_checks): Likewise. * global.c (mark_reg_store): Take additional parameter. (mark_reg_clobber): Likewise. (reg_becomes_live): Likewise. (global_conflicts): Adjust calls to note_stores. (build_insn_chain): Likewise. * integrate.c (note_modified_parmregs): Take additional parameter. (mark_stores): Likewise. Make it static. (save_for_inline_nocopy): Adjust calls to note_stores. (try_constants): Likewise. * integrate.h (mark_stores): Remove declaration. * jump.c (mark_modified_reg): Take additional parameter. (thread_jumps): Adjust calls to note_stores. * local-alloc.c (validate_equiv_mem_from_store): Take additional parameter. (no_equiv): Likewise. (reg_is_set): Likewise. (validate_equiv_mem): Adjust calls to note_stores. (update_equiv_regs): Likewise. (block_alloc): Likewise. * loop.c (note_set_pseudo_multiple_uses_retval): Remove. (note_addr_stored): Take additional parameter. (note_set_pseudo_multiple_uses): Likewise. (record_initial): Likewise. (prescan_loop): Adjust calls to note_stores. (strength_reduce): Likewise. (check_dbra_loop): Likewise. * regmove.c (flags_set_1): Take additional paramter. (mark_flags_life_zones): Adjust calls to note_stores. * reload1.c (mark_not_eliminable): Take additional parameter. (forget_old_reloads_1): Likewise. (reload_cse_invalidate_rtx): Likewise. (reload_cse_check_clobber): Likewise. (reload_combine_note_store): Likewise. (move2add_note_store): Likewise. (reload): Adjust calls to note_stores. (reload_as_needed): Likewise. (emit_reload_insns): Likewise. (reload_cse_regs_1): Likewise. (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx. (reload_combine): Adjust calls to note_stores. * resource.c (update_live_status): Take additional paramter. (mark_target_live_regs): Adjust calls to note_stores. * stupid.c (find_clobbered_regs): Take additional parameter. (stupid_life_analysis): Adjust calls to note_stores. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30221 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (init_alias_analysis): Allocate reg_known_value andmmitchel1999-10-271-0/+3
| | | | | | | | | | | | | reg_known_equiv_p on the heap. Likewise for new_reg_base_value and reg_seen. (end_alias_analysis): Free reg_known_value and reg_known_equiv_p. * cse.c (cse_main): Call end_alias_analysis. * haifa-sched.c (schedule_insns): Likewise. * local-alloc. (update_equiv_regs): Likewise. * reload1.c (reload_cse_regs): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30217 138bc75d-0d04-0410-961f-82ee72b054a4
* * c-parse.in (cast_expr): Constify.ghazi1999-10-261-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | * cccp.c (special_symbol): Likewise. * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise. * dwarf2out.c (base_type_die): Likewise. * global.c (allocno_compare): Likewise. * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise. * regclass.c (fix_register): Likewise. * rtl.h (fix_register): Likewise. * stupid.c (stupid_reg_compare): Likewise. * toplev.c (decode_f_option): Likewise. * tree.c (build_complex_type): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30196 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (update_equiv_regs): Check the correct insnlaw1999-10-211-1/+2
| | | | | | | for pre-existing REG_EQUIV notes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30111 138bc75d-0d04-0410-961f-82ee72b054a4
* Delete !REGISTER_CONSTRAINTS codecrux1999-10-011-30/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29753 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.rth1999-09-121-17/+17
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29349 138bc75d-0d04-0410-961f-82ee72b054a4
* * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,ghazi1999-09-081-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF, ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3, ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete. * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR. * cccp.c (pcfinclude): Likewise. * global.c (allocno_compare): Likewise. * haifa-sched.c (rank_for_schedule): Likewise. * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise. * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise. * stupid.c (stupid_reg_compare): Likewise. * tree.c (_obstack_allocated_p): Likewise. * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29208 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge in gcc2-ss-010999law1999-09-071-1/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29150 138bc75d-0d04-0410-961f-82ee72b054a4
* 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>zack1999-08-311-6/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and bounds- check RTL accesses if --enable-checking. (RTVEC_ELT): Bounds check if --enable-checking. (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate. (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and GET_NUM_ELEM. (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE, X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes. (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS. (NOTE_SOURCE_FILE): Use X0STR. (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES, MEM_ALIAS_SET): Use X0INT. (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN): Use X0EXP. * real.h (CONST_DOUBLE_CHAIN): Use X0EXP. * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT. (rtl_check_failed_bounds, rtl_check_failed_type1, rtl_check_failed_type2, rtvec_check_failed_bounds): New functions. (fancy_abort): Fix comment. * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT. (cse_insn): Decrement LABEL_NUSES for jump target before deleting jump insn. * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1. * final.c (alter_subreg): Compute regno before changing x to REG; set REGNO(x) after changing it. * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION notes containing CONST_INTs. (delete_eh_regions): Use NOTE_EH_HANDLER. * function.c (put_reg_into_stack): Make reg a MEM before initializing it. (fixup_var_refs_insns): Save REG_NOTES (insn) in case we delete insn. (gen_mem_addressof): Make reg a MEM before initializing it. * integrate.c (copy_rtx_and_substitute): Copy '0' slots with X0WINT. * local-alloc.c (update_equiv_regs): Zap REG_NOTES before deleting an insn, not after. (block_alloc): Only look at PATTERN(insn) if we have to, and only if it's format class 'i'. * loop.c (check_dbra_loop): Check bl->biv->add_val is a CONST_INT before using its INTVAL. * print-rtl.c (print_rtx): Use X0STR. * regmove.c (fixup_match_1): Don't look at PATTERN of non-class-'i' insn chain elements. * reload.c (loc_mentioned_in_p): Take address of in->fld[1].rtx directly. * reload1.c (reload): Change reg to a MEM before initializing it. * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which have no names. * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29008 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (rtx_format): Constify a char*.ghazi1999-08-201-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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 variablescrux1999-08-091-0/+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
* * rtl.h (local_alloc): Returns an integer now.law1999-04-101-1/+22
| | | | | | | | | | | | | * local-alloc.c (recorded_label_ref): New file scoped variable. (local_alloc): Initialize recorded_label_ref to zero. Return its value when local allocation has completed. (update_equiv_regs); If we create an equivalence for a LABEL_REF, set recorded_label_ref. * toplev.c (rest_of_compilation): Run the loop optimizer after register allocation and reloading if needed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26324 138bc75d-0d04-0410-961f-82ee72b054a4
* Warning fixes:ghazi1999-03-201-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | * c-lex.c (yylex): Remove unused variable `bytes'. * flow.c (print_rtl_with_bb): Cast the return value of alloca. * function.c (assign_parms): Wrap variable `varargs_setup' in macro SETUP_INCOMING_VARARGS. (thread_prologue_and_epilogue_insns): Mark parameter `f' with ATTRIBUTE_UNUSED. * local-alloc.c (no_equiv): Likewise for parameter `store'. * sched.c (schedule_insns): Remove unused variables `insn' and `next'. * tlink.c (symbol_hash_newfunc, symbol_hash_lookup, file_hash_newfunc, file_hash_lookup, demangled_hash_newfunc, demangled_hash_lookup, symbol_push, symbol_pop, file_push, file_pop, tlink_init, tlink_execute, frob_extension, obstack_fgets, tfgets, pfgets, freadsym, read_repo_file, maybe_tweak, recompile_files, read_repo_files, demangle_new_symbols, scan_linker_output): Add static prototype. (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc): Make the third argument a `hash_table_key'. * toplev.c (debug_start_source_file): Mark parameter `filename' with ATTRIBUTE_UNUSED. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25871 138bc75d-0d04-0410-961f-82ee72b054a4
* Fix performance problem on SH with unnecessary move instructions.wilson1999-03-081-0/+5
| | | | | | | | * local-alloc.c (combine_regs): Don't combine if we have a hard reg for which CLASS_LIKELY_SPILLED_P is true. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25644 138bc75d-0d04-0410-961f-82ee72b054a4
* Flow rewrite to use basic block structures and edge lists.rth1999-02-251-2/+3
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25450 138bc75d-0d04-0410-961f-82ee72b054a4
* * final.c (bb_str): Qualify a char* with the keyword `const'.ghazi1999-01-231-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | (add_bb_string, final_scan_insn, output_asm_insn): Likewise. * fix-header.c (read_scan_file): Likewise. * genoutput.c (output_epilogue, process_template): Likewise. * local-alloc.c (requires_inout, block_alloc): Likewise. * output.h (output_asm_insn, assemble_string): Likewise. * recog.c (recog_constraints, check_asm_operands, decode_asm_operands, extract_insn, preprocess_constraints, constrain_operands): Likewise. * recog.h (operand_alternative, recog_constraints, insn_template, insn_outfun, insn_operand_constraint, insn_name): Likewise. * regclass.c (record_reg_classes, scan_one_insn): Likewise. * regmove.c (find_matches): Likewise. * reload.c (alternative_allows_memconst): Likewise. * reload1.c (constraint_accepts_reg_p, reload_cse_simplify_operands): Likewise. * rtl.h (decode_asm_operands): Likewise. * scan.h (fn_decl): Likewise. * varasm.c (assemble_string): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24834 138bc75d-0d04-0410-961f-82ee72b054a4
* Update copyrights.rth1999-01-111-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24624 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (basic_block_head): Rename to x_basic_block_head.rth1999-01-111-7/+7
| | | | | | | | | | | | | (basic_block_end): Rename to x_basic_block_end. (BLOCK_HEAD, BLOCK_END): Update. * caller-save.c: Change basic_block_head/end references to BLOCK_HEAD/END. * combine.c, flow.c, function.c, gcse.c, global.c: Likewise. * graph.c, haifa-sched.c, local-alloc.c, regclass.c: Likewise. * regmove.c, reload1.c, reorg.c, sched.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24622 138bc75d-0d04-0410-961f-82ee72b054a4
* * pa.h (DONT_RECORD_EQUIVALENCE): Kill.law1999-01-061-16/+0
| | | | | | | | * local-alloc.c (update_equiv_regs): Corresponding changes. * tm.texi (DONT_RECORD_EQUIVALENCE): Kill. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24541 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtlanal.c (multiple_sets): New function.law1998-12-121-2/+9
| | | | | | | | | | * rtl.h (multiple_sets): Declare it. * local-alloc.c (wipe_dead_reg): Use it. * global.c (global_conflicts): Likewise. Should fix the m68k bootstrap problems. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24283 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (block_alloc): Slightly retune heuristic to widenlaw1998-12-071-4/+5
| | | | | | | | | qty lifetimes. Actually check in the local-alloc patch that goes along with this ChangeLog entry... git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24171 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (function_invariant_p): New function.amylaar1998-12-011-2/+18
| | | | | | | | | | | | | | | | | | | (update_equiv_regs): Use function_invariant_p instead of CONSTANT_P to decide if an equivalence should be recorded. * reload1.c (num_eliminable_invariants): New static variable. (reload): Set it. Use function_invariant_p instead of CONSTANT_P to decide if an equivalence should be recorded. Unshare PLUS. (calculate_needs_all_insns): Skip insns that only set an equivalence. Take num_eliminable_invariants into account when deciding if register elimination should be done. (reload_as_needed): Take num_eliminable_invariants into account when deciding if register elimination should be done. (eliminate_regs): Handle non-constant reg_equiv_constant. * rtl.h (function_invariant_p): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24026 138bc75d-0d04-0410-961f-82ee72b054a4
* Comment typo fix.amylaar1998-11-301-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24009 138bc75d-0d04-0410-961f-82ee72b054a4
* (law1998-11-231-3/+7
| | | | | | | | * local-alloc.c (local_alloc): Use malloc not alloca for reg_qty, reg_offset, ref_next_in_qty. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23783 138bc75d-0d04-0410-961f-82ee72b054a4
* Handle equivalences that have been obscured by gcse:amylaar1998-11-111-28/+129
| | | | | | | | | | | | * reload1.c (reload): Handle equivalences set up in multiple places. * local-alloc.c (reg_equiv_init_insns): New variable. (no_equiv): New function. (update_equiv_regs): Handle equivalences set up in multiple places. Don't ignore an insn just because its destination is likely to be spilled. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23610 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (insn-extract.o): Fix dependencies.law1998-10-171-18/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * genextract.c (main): Generate includes for insn-config.h and recog.h. Delete generation of declarations which are now in recog.h. * genrecog.c (main): Delete generation of definitions which are now in recog.c. * local-alloc.c (block_alloc): Use extract_insn and the variables it sets up instead of looking up values by insn_code. * recog.c (recog_operand, recog_operand_loc, recog_dup_loc, recog_dup_num): Define here instead of generating the definition in genrecog.c. (recog_n_operands, recog_n_dups, recog_n_alternatives, recog_operand_mode, recog_constraints, recog_operand_address_p): New variables. (extract_insn): New function. * recog.h (extract_insn): Declare function. (which_alternative, recog_n_operands, recog_n_dups, recog_n_alternatives, recog_operand_mode, recog_constraints, recog_operand_address_p): Declare variables. * regclass.c (n_occurrences): New static function. * reload.c (n_occurrences): Delete function. (find_reloads): Use extract_insn. * reload.h (n_occurrences): Delete declaration. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23147 138bc75d-0d04-0410-961f-82ee72b054a4
* Warning fixes:ghazi1998-10-141-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (sched.o): Depend on recog.h. * alias.c (REG_BASE_VALUE): Cast the result of REGNO() macro to (unsigned) when comparing against one. (find_base_value): Likewise. (record_base_value): Cast variable `regno' to (unsigned) when comparing against one. Cast the result of REGNO() macro to (unsigned) when comparing against one. (memrefs_conflict_p): Change type of variables `r_x' and `r_y' to unsigned. (init_alias_analysis): Add unsigned variable `ui'. Use it as loop variable where an unsigned index is needed. * caller-save.c (init_caller_save): Cast `-1' to (enum insn_code) before comparing against one. * collect2.c: Add prototypes for functions `error', `fatal' and `fatal_perror'. Make these functions take variable arguments instead of faking it with a fixed number of args. (write_c_file_stat): Cast the argument of ctype macro to (unsigned char). * combine.c (can_combine_p): Mark parameter `pred' with ATTRIBUTE_UNUSED. (find_split_point): Cast variable `src' to (unsigned HOST_WIDE_INT) when comparing against one. HOST_WIDE_INT) when comparing against one. (simplify_rtx): Cast 1 to (unsigned HOST_WIDE_INT) in shift. (simplify_logical): Likewise. (force_to_mode): Cast result of INTVAL() macro to (unsigned HOST_WIDE_INT) when comparing against one. Cast 1 to (unsigned HOST_WIDE_INT) in shift. (simplify_and_const_int): Cast result of INTVAL() macro to `unsigned HOST_WIDE_INT' when comparing against one. (merge_outer_ops): Cast variable const0 to `unsigned HOST_WIDE_INT' when comparing against the result of GET_MODE_MASK() macro. (simplify_comparison): Likewise for variable `c0'. Cast variable `const_op' to `unsigned HOST_WIDE_INT' when comparing against one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast the result of `GET_MODE_MASK()/2' to `HOST_WIDE_INT' when comparing against one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast result of INTVAL() macro to `unsigned HOST_WIDE_INT' when comparing against one. (distribute_notes): Wrap variable `cc0_setter' in macro `HAVE_cc0'. config/mips/mips.c (gen_int_relational): Cast result of INTVAL() macro to `unsigned HOST_WIDE_INT' when comparing against one. (output_block_move): Cast `sizeof' expression to (int) when comparing against one. (function_arg): Cast BITS_PER_WORD to `unsigned' when comparing against one. (save_restore_insns): Cast `base_offset' to `long' to match format specifier in fprintf. * config/mips/mips.h (Pmode): Cast the result of `Pmode' macro to `enum machine_mode'. * flow.c (life_analysis_1): Remove unused variable `insn'. * gcc.c (translate_options): Move variables `j' and `k' into the scope in which they are used. Change their types to `size_t'. (set_spec): Cast the argument of ctype macro to `unsigned char'. (read_specs): Likewise. (process_command): Cast `sizeof' to (int) when comparing against one. (do_spec_1): Cast the argument of ctype macro to `unsigned char'. (handle_braces): Cast both sides of `==' expression to `long' to ensure sign matching. (main): Cast variable `i' to `int' when comparing against one. * gcov-io.h (__fetch_long): Change type of parameter `bytes' from int to size_t. Cast variable `i' to size_t when comparing against one. * genattrtab.c (convert_set_attr_alternative): Remove unused parameter `insn_code'. All callers changed. (convert_set_attr): Likewise. * genrecog.c (add_to_sequence): Cast result of XVECLEN() macro to size_t when comparing against one. Likewise for variable `len'. * global.c (global_alloc): Cast variable `max_regno' to size_t when comparing against one. Likewise for variable `max_allocno'. * jump.c (sets_cc0_p): Mark parameter `x' with ATTRIBUTE_UNUSED. * local-alloc.c (validate_equiv_mem_from_store): Mark parameter `set' with ATTRIBUTE_UNUSED. (find_free_reg): Cast `sizeof' expression to (int) when comparing against one. * loop.c (count_loop_regs_set): Remove unused variable `dest'. (strength_reduce): Mark parameter `bct_p' with ATTRIBUTE_UNUSED. (get_condition): Cast variable `const_val' to `unsigned HOST_WIDE_INT' when comparing against one. Cast unsigned expression to HOST_WIDE_INT when comparing against one. (insert_loop_mem): Mark parameter `data' with ATTRIBUTE_UNUSED. (load_mems_and_recount_loop_regs_set): Cast variable `nregs' to `unsigned' when comparing against one. * protoize.c (is_id_char): Change type of parameter `ch' to unsigned char. (munge_compile_params): Cast argument of ctype macro to (const unsigned char). (process_aux_info_file): Cast variable `aux_info_size' to int when comparing against one. (forward_to_next_token_char): Cast argument of ctype macro to `const unsigned char'. (edit_formals_lists): Likewise. (find_rightmost_formals_list): Likewise. (add_local_decl): Likewise. (add_global_decls): Likewise. (edit_fn_definition): Likewise. (do_cleaning): Likewise. (scan_for_missed_items): Likewise. (edit_file): Cast variable `orig_size' to (int) when comparing against one. (main): Cast argument of ctype macro to `const unsigned char'. * recog.c (const_int_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. * regclass.c (record_reg_classes): Change type of variable `c' to `unsigned char'. Cast `char' array index to `unsigned char'. * reload.c (push_secondary_reload): Cast argument to REG_CLASS_FROM_LETTER() macro to `unsigned char'. * reload1.c (calculate_needs): Cast `char' array index to `unsigned char'. (set_label_offsets): Change type of variable `i' to unsigned int. Cast result of XVECLEN() macro to unsigned when comparing against one. (mark_not_eliminable): Change type of variable `i' to unsigned. (order_regs_for_reload): Likewise. Cast `max_regno' to unsigned when comparing against one. (reload_as_needed): Cast macro NUM_ELIMINABLE_REGS to (int) when comparing against one. (choose_reload_regs): Hide unused label `fail'. (reload_cse_simplify_operands): Cast `char' array index to `unsigned char'. (reload_combine_note_store): Mark parameter `set' with ATTRIBUTE_UNUSED. Cast UNITS_PER_WORD to unsigned when comparing against one. (reload_cse_move2add): Remove unused variable `src2'. * sched.c: Include recog.h. (sched_note_set): Remove unused parameter `b'. All callers changed. (split_hard_reg_notes): Likewise for parameter `orig_insn'. (blockage_range): Cast result of UNIT_BLOCKED() macro to (int) when comparing against one. * stupid.c (stupid_find_reg): Mark parameter `changes_size' with ATTRIBUTE_UNUSED. Cast `sizeof' expression to (int) when comparing against one. * unroll.c (precondition_loop_p): Remove unused parameter `loop_end'. All callers changed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23079 138bc75d-0d04-0410-961f-82ee72b054a4
* Fri Oct 9 16:03:19 1998 Graham <grahams@rcp.co.uk>rth1998-10-091-4/+4
| | | | | | | | | | | | | | | | | | * 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
* * global.c (global_alloc): Delete code to manage the scratch_list.law1998-10-021-143/+4
| | | | | | | | | | | | | | | | | | | | | | | * local-alloc.c (qty_scratch_rtx): Delete. (scratch_block): Delete. (scratch_list): Delete. (scratch_list_length): Delete. (scratch_index): Delete. (alloc_qty_for_scratch): Delete. (local-alloc): Update initialization of max_qty. Delete code to manage the scratch list. Delete code to allocate/initialize qty_scratch_rtx. (block_alloc): Don't allocate quantities for scratches. Delete code to manage the scratch list. * regs.h (scratch_list): Delete declaration. (scratch_block): Delete declaration. (scratch_list_length): Delete declaration. * reload1.c (reload): Delete code to manage the scratch list. (spill_hard_reg): Likewise. (mark_scratch_live): Delete. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22751 138bc75d-0d04-0410-961f-82ee72b054a4
* * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): New macro.law1998-09-301-1/+4
| | | | | | | | | * local-alloc.c (find_free_reg): Use it. * global.c (find_reg): Likewise. * tm.texi: Document HARD_REGNO_CALL_PART_CLOBBERED. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22688 138bc75d-0d04-0410-961f-82ee72b054a4
* * global.c: Update comments.law1998-09-081-2/+2
| | | | | | | | | | | | | | | | | (global_alloc): Assign allocation-numbers even for registers allocated by local_alloc in case they are later spilled and retry_global_alloc is called. (mark_reg_store, mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Always record a conflict with a pseudo register even if it has been assigned to a hard register. (dump_conflicts): Don't list pseudo registers already assigned to a hard register as needing to be allocated, but do list their conflicts. * local-alloc.c: Update comment. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22322 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (block_alloc): Do not try to avoid false dependencieslaw1998-06-241-2/+6
| | | | | | | | when SMALL_REGISTER_CLASSES is nonzero. Fixes x86 performance regression. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20704 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c: Include toplev.hlaw1998-06-191-0/+1
| | | | | | | | | | | | | | | | | * caller-save.c: Include toplev.h * combine.c: Include toplev.h * flow.c Include toplev.h * global.c: Include toplev.h * jump.c: Include toplev.h * local-alloc.c: Include toplev.h * loop.c: Include toplev.h * regmove.c: Include toplev.h * stupid.c: Include toplev.h * unroll.c: Include toplev.h * Makefile.in: Add toplev.h dependencies. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20623 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.law1998-06-091-0/+49
| | | | | | | | | | | | | (LIBGCC2_CFLAGS): Remove -fexceptions. (LIB2FUNCS): Remove "_eh". (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in it with -fexceptions. * Makefile.in (local-alloc.o): Depend on insn-attr.h. * local-alloc.c (block_alloc): Avoid creating false dependencies for targets which use instruction scheduling. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20370 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (reg_classes_overlap_p): Delete dead function.law1998-03-291-25/+0
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18891 138bc75d-0d04-0410-961f-82ee72b054a4
* Major cutover to using system.h:ghazi1998-03-201-4/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o, c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o, caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o, dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o, expr.o, final.o, flow.o, function.o, getpwd.o, global.o, integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o, prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o, reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o, rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o, tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend on system.h. * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c, c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c, caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c, dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c, expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c, integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c, prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c, reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c, rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c, stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c, xcoffout.c: Include system.h. Organize include ordering so that stdarg/varargs comes before other system headers. Remove spurious casts of functions assured of a prototype in system.h. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18726 138bc75d-0d04-0410-961f-82ee72b054a4
* Fix warious warnings:ghazi1998-02-281-1/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * c-aux-info.c: Include string.h/strings.h. * pa.c: Include stdlib.h. (pa_combine_instructions): Prototype the function. (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise. (reloc_needed): Add default case for enumeration switch. (remove_useless_addtr_insns): Remove unused variable `all'. (hppa_expand_prologue): Add explicit braces to avoid ambiguous `else'. (output_function_epilogue): Remove unused variable `i'. (output_millicode_call): Remove unused variable `link'. (shadd_constant_p, forward_branch_p): Make the function static. (following_call): Explicitly declare to return int. (pa_reorg): Declare as void. (pa_combine_instructions): Declare as static void. Add parentheses around && within ||. * pa.h: Add prototypes for pa_reorg, symbolic_operand, following_call, function_label_operand, lhs_lshift_cint_operand and zdepi_cint_p. * pa.md: Add parentheses around && within ||. * cppalloc.c: Include stdlib.h. * cpperror.c (cpp_print_containing_files): Remove unused variable `i'. Fix format specifier in fprintf. * cse.c (cse_around_loop): Add explicit braces to avoid ambiguous `else'. (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0. * expr.c (expand_expr): Add parentheses around && within ||. * final.c (app_enable): Replace fprintf with fputs where there are no format specifiers and no trailing argument after the string. Eg, when printing ASM_APP_ON/ASM_APP_OFF. (app_disable): Likewise. (final_end_function): Likewise. (final_scan_insn): Likewise. Remove unused variable `set'. (profile_function): Wrap empty if-statement body in {} brackets. * function.c: Include stdlib.h. (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD. (reposition_prologue_and_epilogue_notes): Add parentheses around assignment used as truth value. * integrate.c (expand_inline_function): Wrap variable `cc0_insn' in macro HAVE_cc0. * jump.c (jump_optimize): Wrap variable `q' in macro HAVE_cc0. Remove unused variable `prev1'. * libgcc2.c (__bb_exit_trace_func): Add parentheses around && within ||. Fix format specifier in fprintf. (__bb_init_prg): Add parentheses around assignment used as truth value. * local-alloc.c: Include stdlib.h. (requires_inout): Add parentheses around assignment used as truth value. * loop.c (analyze_loop_iterations): Wrap prototype and definition in macro HAVE_decrement_and_branch_on_count. (insert_bct, instrument_loop_bct): Likewise. (move_movables): Add parentheses around assignment used as truth value. (consec_sets_invariant_p): Likewise. (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0. * objc/objc-act.c: Include stdlib.h. (lookup_method_in_protocol_list): Wrap empty else-statement body in braces. (lookup_protocol_in_reflist): Likewise. (objc_add_static_instance): Remove unused variables `decl_expr' and `decl_spec'. (get_objc_string_decl): Remove unused variable `decl'. (generate_static_references): Remove unused variables `idecl' and `instance'. (check_protocols): Wrap empty else-statement body in braces. * protoize.c: Include stdlib.h. (substr): Add parentheses around assignment used as truth value. (abspath): Likewise. (shortpath): Likewise. * regmove.c (fixup_match_1): Add parentheses around assignment used as truth value. * reload.c (push_secondary_reload): Remove unused variable `i'. (find_reloads): Add parentheses around assignment used as truth value. * reload1.c: Include stdlib.h. * rtl.h: Correct typo in prototype of offsettable_memref_p. * stmt.c (add_case_node): Add parentheses around assignment used as truth value. (case_tree2list): Likewise. * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list' in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE. (merge_attributes): Add explicit braces to avoid ambiguous `else'. * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in macro HAVE_cc0. * varasm.c: Include stdlib.h. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18290 138bc75d-0d04-0410-961f-82ee72b054a4
* * regmove.c: Update.amylaar1998-02-051-278/+1
| | | | | | | | | | | | * flags.h (flag_regmove): Declare. * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare. * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Moved into regmove; changed caller. * toplev.c (rest_of_compilation): Call regmove_optimize also for expensive_optimizations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17669 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;rth1998-01-141-6/+6
| | | | | | | | | | | | | | | change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...). * caller-save.c, calls.c, combine.c, cse.c: Likewise. * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise. * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise. * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise. * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise. * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise. * unroll.c, varasm.c: Likewise. * config/alpha/alpha.c, config/alpha/alpha.md: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17357 138bc75d-0d04-0410-961f-82ee72b054a4
* * regmove.c: New implementation of regmove pass.law1998-01-101-12/+15
| | | | | | | | | | | | | * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove decls, make them have external linkage. Return a value from optimize_reg_copy_1. * reload.h (count_occurrences): Add decl. * reload1.c (count_occurrences): Delete decl, make it have external linkage. * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17316 138bc75d-0d04-0410-961f-82ee72b054a4
* * bitmap.c (bitmap_clear): Ensure `inline' is at the beginninglaw1997-12-201-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | of the declaration. * c-decl.c (finish_decl): Use parentheses around && within ||. * rtl.c: Include stdlib.h. (read_skip_spaces): Add parentheses around assignments used as truth values. (read_rtx): Initialize list_rtx. * cppexp.c (parse_number): Use || when operands are truth values. * alias.c (find_base_value): Add default case. (memrefs_conflict): Likewise. * combine.c (sets_function_arg_p): Likewise. * genemit.c (gen_exp): Likewise. * local-alloc.c (contains_replace_regs): Likewise. * rtlanal.c (jmp_uses_reg_or_mem): Likewise. * fold-const.c (fold_convert): Use "&&" for truth values. (fold): Add default case. * sdbout.c (sdbout_field_types): Fix typo in declaration. (sdbout_one_type): Add default case. * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS. (some_operand): Add default case. (input_operand): Likewise. (signed_comparison_operator): Likewise. (divmod_operator): Likewise. (alpha_set_memflags_1): Likewise. * reload1.c (reload_cse_simplify_operands): Ensure function always returns a value. * scan-decls.c (scan_decls): Likewise. * c-lex.c (skip_white_space): Fix typo in declaraion. * c-typeck.c (comp_target_types): Add parentheses around assignment used as truth value. (print_spelling): Likewise. (constructor_implicit, constructor_result): Remove unused variables. * collect2.c (scan_library): Protect prototype with #ifdef SCAN_LIBRARIES. * emit-rtl.c (find_line_note): Fix typo in declaration. * final.c (asm_insn_count): Protect prototype with #ifdef HAVE_ATTR_length. * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC. (try_pre_increment_1, try_pre_increment): Likewise. * regclass.c (auto_inc_dec_reg_p): Protect prototype with #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit. * gcov-io.h (__store_long, __write_long, __read_long): Fix unsigned/signed comparisons. * gcov.c (read_files): Remove unused "first_type" variable. (scan _for_source_files): Initialize s_ptr. (function_summary): Eliminate "%lf" formatting, use %ld for longs. (output_data): Initialize branch_probs and last_line_num. Eliminate "%lf" formatting, use "%ld" for longs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17158 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge from gcc-2.8law1997-12-071-2/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@16987 138bc75d-0d04-0410-961f-82ee72b054a4
* Update mainline egcs to gcc2 snapshot 971021.law1997-11-021-4/+5
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@16278 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressionslaw1997-10-221-8/+3
| | | | | | | are shared. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@16147 138bc75d-0d04-0410-961f-82ee72b054a4
* Fix i386 code generation error reported by Mumit Khan.wilson1997-09-021-1/+60
| | | | | | | | | | * local-alloc.c (contains_replace_regs): New function. (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, verify that there is no existing REG_EQUIV note, and add a call to contains_place_regs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@15041 138bc75d-0d04-0410-961f-82ee72b054a4
* * version.c: Bump for new snapshot.law1997-08-251-0/+16
| | | | | | | | | | | | | | | | | | | | | | * local-alloc.c (update_equiv_regs): All the target to reject promotion of some REG_EQUAL to REG_EQUIV notes. * pa.h (DONT_RECORD_EQUIVALENCE): Define. Fixes some c-torture failures, also improves generated code. * pa.c (secondary_reload_class): (mem (mem ... )) does not need secondary reloads. Fixes 094.fpppp/twldrv.f abort. * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the store of the argument registers. Fixes c-torture failure. * fold-const.c (multiple_of_p): New function. (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR. One of the performance patches from the g77 folks. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14915 138bc75d-0d04-0410-961f-82ee72b054a4