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1999-11-02resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.Richard Henderson1-7/+39
* resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes. * toplev.c: Revert Nov 1 13:22 change. From-SVN: r30357
1999-11-02resource.c (mark_target_live_regs): For unconditional branches...Diego Novillo1-3/+3
* resource.c (mark_target_live_regs): For unconditional branches, the resources found at the branch target should be added to the resources found so far, not intersected. From-SVN: r30349
1999-10-28resource.c (find_free_register): Don't use the frame pointer if ↵Richard Henderson1-0/+4
frame_pointer_needed. * resource.c (find_free_register): Don't use the frame pointer if frame_pointer_needed. From-SVN: r30246
1999-10-27rtl.h (note_stores): Add additional paramter.Mark Mitchell1-3/+4
* rtl.h (note_stores): Add additional paramter. * 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. From-SVN: r30221
1999-10-27resource.c (mark_target_live_regs): Check that the target insn wasn't ↵Richard Henderson1-1/+2
created after compute_bb_for_insn. * resource.c (mark_target_live_regs): Check that the target insn wasn't created after compute_bb_for_insn. From-SVN: r30212
1999-10-26resource.c (find_basic_block): Delete.Richard Henderson1-37/+4
* resource.c (find_basic_block): Delete. (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead. (init_resource_info): Call compute_bb_for_insn. From-SVN: r30206
1999-10-05resource.c (find_free_register): Mark class_str argument const.Zack Weinberg1-1/+1
1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com> * resource.c (find_free_register): Mark class_str argument const. * resource.h: Update prototype to match. * i386.h (PREDICATE_CODES): Add entry for long_memory_operand. * i386.md: Give all anonymous insns names. From-SVN: r29821
1999-09-20Make it possible to prototype port-specific functions (and convert i386 to ↵Bernd Schmidt1-0/+1
use this) From-SVN: r29514
1999-09-07c-aux-info.c (concat): Don't define.Kaveh R. Ghazi1-8/+3
* c-aux-info.c (concat): Don't define. * cccp.c (my_strerror): Likewise. All callers changed to use xstrerror instead. (do_include): Call xstrdup, not xmalloc/strcpy. (grow_outbuf): Don't check if xrealloc returns NULL, it can't. (xmalloc, xrealloc, xcalloc, xstrdup): Don't define. * collect2.c (my_strsignal): Likewise. All callers changed to use strsignal instead. (locatelib): Call xstrdup, not xmalloc/strcpy. * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc. * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy. * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc. * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy. * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero. * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/... * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not malloc/realloc. (find_all_handler_type_matches): Likewise. Don't check return value. (get_new_handler, init_insn_eh_region, process_nestinfo): Call xmalloc, not malloc. (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero. * gcc.c (xstrerror, xmalloc, xrealloc): Don't define. (init_spec): Call xcalloc, not xmalloc/bzero. (set_spec): Call xstrdup, not save_string. (record_temp_file): Call xstrdup, not xmalloc/strcpy. (find_a_file): Call xstrdup, not xmalloc/strcpy. (process_command): Call xstrdup, not save_string. (main): Call xcalloc, not xmalloc/bzero. * gcov.c (xmalloc): Don't define. (create_program_flow_graph): Call xcalloc, not xmalloc/bzero. (scan_for_source_files): Call xstrdup, not xmalloc/strcpy. (output_data): Call xcalloc, not xmalloc/bzero. * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero. * mips-tdump.c (xmalloc): Don't define. (print_symbol): Call xmalloc, not malloc. (read_tfile): Call xcalloc, not calloc. * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc): Don't define. All callers of xfree/my_strsignal changed to use free/strsignal instead. (allocate_cluster): Call xcalloc, not calloc. * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/... Fix memory leak, free allocated memory. * prefix.c (translate_name): Call xstrdup, not save_string. (update_path): Likewise. * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy. * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2): Don't define. Callers of xfree/savestring2 changed to use free/concat instead. * reload1.c (reload): Call xcalloc, not xmalloc/bzero. (init_elim_table): Likewise. * resource.c (init_resource_info): Likewise. * stupid.c (stupid_life_analysis): Likewise. * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define. (open_dump_file): Call concat, not xmalloc/strcpy/... (clean_dump_file): Likewise. (compile_file): Call xstrdup, not xmalloc/strcpy. From-SVN: r29148
1999-08-31backport: Makefile.in (STAGESTUFF): Add *.peephole2.Richard Henderson1-5/+16
Merge peephole2 from new_ia32_branch: * Makefile.in (STAGESTUFF): Add *.peephole2. (mostlyclean): Likewise. (recog.o): Depend on resource.h. * final.c (peephole): Conditionalize decl on HAVE_peephole. (final_scan_insn): Likewise for the invocation of peephole. * genconfig.c (main): Look for peephole and peephole2 patterns. Emit HAVE_peephole* accordingly. * genpeep.c (main): Conditionalize entire output on HAVE_peephole. * flags.h (flag_peephole2): Declare. * toplev.c: New pass peephole2. New flag -fpeephole2. * genattrtab.c (main): Count DEFINE_PEEPHOLE2. * gencodes.c (main): Likewise. * genextract.c (main): Likewise. * genoutput.c (main): Likewise. * genemit.c (max_operand_1): Look for the max scratch operand. (gen_rtx_scratch): New. (gen_exp): Use it, and pass on new arg subroutine_type. (gen_expand): Take max scratch into account. (gen_split): Emit peephole2 functions. (output_peephole2_scratch): New. (main): Include hard-reg-set.h and resource.h. Handle peephole2. * genrecog.c (routine_type): Add PEEPHOLE2. (IS_SPLIT): New. (make_insn_sequence): Match outer parallel for peep2. Discard top level scratches and dups. (add_to_sequence): New args insn_type and top. Update all callers. Handle toplevel peep2 matching insns. (write_subroutine): Handle peep2. (write_tree_1): Likewise. (write_tree): Likewise. (main): Likewise. (change_state): New arg afterward. Update all callers. Handle matching separate insns. * recog.c (recog_next_insn): New. (peephole2_optimize): New. * rtl.def (DEFINE_PEEPHOLE2): New. * resource.c (find_free_register): New argument last_insn. Use it to find a register available through the entire span. * resource.h (find_free_register): Update prototype. From-SVN: r29015
1999-08-26tree.h: fancy_abort always takes three args.Zack Weinberg1-1/+1
1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com> * tree.h: fancy_abort always takes three args. * resource.c: Move include of system.h before toplev.h. From-SVN: r28893
1999-08-24haifa-sched.c (split_hard_reg_notes): Move to flow.cBob Manson1-8/+48
* haifa-sched.c (split_hard_reg_notes): Move to flow.c (new_insn_dead_notes): Likewise. (update_n_sets): Likewise. (update_flow_info): Move to flow.c, renamed to update_life_info; extend to handle multiple source insns. * flow.c: Include resource.h (unlink_insn_chain): New. (split_hard_reg_notes): New. (maybe_add_dead_note): New. (maybe_add_dead_note_use): New. (find_insn_with_note): New. (new_insn_dead_notes): New. (update_n_sets): New. (sets_reg_or_subreg_1, sets_reg_or_subreg): New. (maybe_remove_dead_notes): New. (update_life_info): New. (prepend_reg_notes): New. (replace_insns): New. * output.h (update_life_info): Declare. * recog.c (split_block_insns): Use update_life_info. * resource.c (find_free_register): Use reg_alloc_order, don't use fixed regs, make sure the mode is supported, don't use new regs. (reg_dead_p): New. * rtl.h (replace_insns): Declare. Co-Authored-By: Richard Henderson <rth@cygnus.com> From-SVN: r28828
1999-08-20Fix cse.c/resource.c register lifetime inconsistency.Jim Wilson1-1/+1
* resource.c (mark_target_live_regs): Use PIC_OFFSET_TABLE_REG_CALL_CLOBBERED. From-SVN: r28786
1999-08-20rtl.h (rtx_format): Constify a char*.Kaveh R. Ghazi1-2/+2
* rtl.h (rtx_format): Constify a char*. * 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. From-SVN: r28784
1999-08-09Include function.h in most files.Bernd Schmidt1-0/+1
Include function.h in most files. Remove most of the global variables 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. From-SVN: r28626
1999-05-06resource.c (mark_referenced_resources): Make volatil monotonically increasing.Mark Mitchell1-5/+5
* resource.c (mark_referenced_resources): Make volatil monotonically increasing. (mark_set_resources): Likewise. From-SVN: r26811
1999-05-04resource.c (mark_set_resources): Handle UNSPEC_VOLATILE...Mark Mitchell1-0/+22
* resource.c (mark_set_resources): Handle UNSPEC_VOLATILE, ASM_INPUT, TRAP_IF, and ASM_OPERANDS just like in mark_referenced_resources. From-SVN: r26769
1999-04-17c-aux-info.c, [...]: Include toplev.h for real declaration of trim_filename.Zack Weinberg1-0/+1
1999-04-17 20:11 -0400 Zack Weinberg <zack@rabi.columbia.edu> * c-aux-info.c, emit-rtl.c, explow.c, expmed.c, gcse.c, haifa-sched.c, optabs.c, reorg.c, resource.c, sched.c: Include toplev.h for real declaration of trim_filename. * Makefile.in: Update dependencies. From-SVN: r26523
1999-02-25Flow rewrite to use basic block structures and edge lists.Richard Henderson1-1/+1
From-SVN: r25450
1999-02-02Missed rtl.h on commit and from ChangeLog.Richard Henderson1-1/+28
Add copyright to resource.c. From-SVN: r24999
1999-02-02Bob Manson <manson@charmed.cygnus.com>Bob Manson1-0/+1239
Bob Manson <manson@charmed.cygnus.com> * resource.c, resource.h: New files. * haifa-sched.c (regno_use_in): Moved to rtlanal.c. (split_block_insns): Moved to recog.c. (update_flow_info): Make public. * reorg.c: Moved the functions dealing with computing resource usage to resource.c. * sched.c (regno_use_in): Moved to rtlanal.c. (update_flow_info): Make public. (schedule_insns): Use split_block_insns. * recog.c (split_block_insns): New function. From-SVN: r24982