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2004-07-04rtl.def (ADDRESSOF): Remove.Richard Henderson1-28/+3
* rtl.def (ADDRESSOF): Remove. * alias.c (rtx_equal_for_memref_p): Don't handle addressof. (find_base_term, memrefs_conflict_p): Likewise. * cse.c (fixed_base_plus_p, find_best_addr: Likewise. (fold_rtx, cse_insn, set_live_p): Likewise. * dwarf2out.c (mem_loc_descriptor): Likewise. (add_location_or_const_value_attribute): Likewise. * emit-rtl.c (copy_insn_1): Likewise. * explow.c (memory_address): Likewise. * expmed.c (store_split_bit_field): Likewise. * expr.c (expand_expr_real_1): Likewise. * function.c (instantiate_decl (instantiate_virtual_regs_1, fix_lexical_addr): Likewise. * genrecog.c (preds, validate_pattern): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. * recog.c (general_operand, register_operand): Likewise. (memory_address_p): Likwise. * reload1.c (eliminate_regs, elimination_effects): Likewise. * rtl.c (copy_rtx): Likewise. * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise. (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * stmt.c (expand_asm_operands): Likewise. * web.c (entry_register, replace_ref, web_main): Likewise. * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p, alpha_expand_block_move, alpha_expand_block_clear): Likewise. * config/arm/arm.c (thumb_rtx_costs): Likewise. * config/c4x/c4x.c (c4x_valid_operands): Likewise. * config/frv/frv.c (move_destination_operand, move_source_operand, condexec_dest_operand, condexec_source_operand, condexec_memory_operand): Likewise. * config/h8300/h8300.h (PREDICATE_CODES): Likewise. * config/ia64/ia64.c (general_xfmode_operand): Likewise. (destination_xfmode_operand): Likewise. * config/mips/mips.h (PREDICATE_CODES): Likewise. * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise. * config/s390/s390.c (general_s_operand): Likewise. * config/s390/s390.md (mov*): Likewise. * config/sparc/sparc.h (PREDICATE_CODES): Likewise. * c-typeck.c (c_mark_addressable): Don't put_var_into_stack. * expr.c (expand_expr_real_1): Likewise. * stmt.c (expand_decl): Likewise. * config/c4x/c4x.c (c4x_expand_builtin): Likewise. * function.c (struct fixup_replacement, struct insns_for_mem_entry, postponed_insns, put_var_into_stack, put_reg_into_stack, schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement, fixup_var_refs_insns, fixup_var_refs_insns_with_hash, fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg, walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field, gen_mem_addressof, flush_addressof, put_addressof_into_stack, purge_bitfield_addressof_replacements, purge_addressof_replacements, purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp, struct insns_for_mem_walk_info, insns_for_mem_walk, compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect, setjmp_protect_args): Remove. (push_function_context_to): Don't handle var_refs_queue. (pop_function_context_from, free_after_compilation): Likewise. (instantiate_virtual_regs): Don't handle parm_reg_stack_loc. (assign_parms, allocate_struct_function): Likewise. (use_register_for_decl): New. (expand_function_end): Don't setjmp_protect. * function.h (struct emit_status): Update commentary. (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc. (max_parm_reg, parm_reg_stack_loc): Remove. * passes.c (DFI_addressof): Remove. (dump_file_info): Remove addressof. (rest_of_handle_addressof): Remove. (rest_of_compilation): Don't call it. * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove. * stmt.c (expand_decl): Use use_register_for_decl. * tree.h: Update decls. * web.c (mark_addressof): Remove. * doc/invoke.texi (-dF): Remove. ada/ * utils2.c (gnat_mark_addressable): Don't put_var_into_stack. cp/ * typeck.c (cxx_mark_addressable): Don't put_var_into_stack. fortran/ * f95-lang.c (gfc_mark_addressable): Don't put_var_into_stack. treelang/ * treetree.c (tree_mark_addressable): Don't put_var_into_stack. From-SVN: r84072
2004-07-01alias.c (get_alias_set, [...]): Use MEM_P.Jerry Quinn1-22/+22
2004-07-01 Jerry Quinn <jlquinn@optonline.net> * alias.c (get_alias_set, canon_rtx, get_addr, nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1): Use MEM_P. * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func, expand_builtin): Likewise. * calls.c (expand_call, emit_library_call_value_1, store_one_arg): Likewise. * combine.c (can_combine_p, combinable_i3pat, try_combine, find_split_point, combine_simplify_rtx, simplify_set, make_extraction, rtx_equal_for_field_assignment_p, gen_lowpart_for_combine, record_dead_and_set_regs_1, get_last_value_validate, mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise. * cse.c (check_dependence, canon_hash, equiv_constant, gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers, cse_around_loop, cse_check_loop_start, cse_set_around_loop, count_reg_usage): Likewise. * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup, cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set, cselib_record_sets): Likewise. * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol, dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise. * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise. * df.c (df_uses_record): Likewise. * dojump (do_jump): Likewise. * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor, loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info, decl_start_label): Likewise. * emit-rtl.c (gen_complex_constant_part, gen_highpart, operand_subword, change_address_1, make_safe_from): Likewise. * explow.c (break_out_memory_refs, copy_all_regs, validize_mem, stabilize, force_not_mem): Likewise. * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field, expand_mult_const, expand_divmod, emit_store_flag): Likewise. * expr.c (convert_move, convert_modes, emit_block_move, emit_group_load, emit_group_store, clear_storage, emit_move_insn, emit_move_insn_1, expand_assignment, store_expr, store_constructor_field, store_constructor, store_field, force_operand, safe_from_p, expand_expr_real_1, expand_increment): Likewise. * final.c (cleanup_subreg_operands, alter_subreg, get_mem_expr_from_op): Likewise. * flow.c (notice_stack_pointer_modification_1, init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs): Likewise. * function.c (mark_temp_addr_taken, preserve_temp_slots, preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1, optimize_bit_field, flush_addressof, purge_addressof_1, instantiate_decl, instantiate_virtual_regs_1, assign_parms, setjmp_protect, setjmp_protect_args, fix_lexical_addr, keep_stack_depressed): Likewise. * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok, noce_process_if_block, find_memory): Likewise. * integrate.c (subst_constants, allocate_initial_values): Likewise. * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p, update_equiv_regs): Likewise. * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store, maybe_eliminate_biv_1, find_mem_in_note_1): Likewise. * optabs.c (expand_abs, emit_unop_insn): Likewise. * passes.c (rest_of_handle_final): Likewise. * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands, move2add_note_store): Likewise. * ra-build.c (detect_remat_webs): Likewise. * ra-debug.c (dump_static_insn_cost): Likewise. * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise. * recog.c (validate_change, apply_change_group, cancel_changes, validate_replace_rtx_1, general_operand, register_operand, nonmemory_operand, push_operand, pop_operand, memory_operand, indirect_operand, asm_operand_ok, offsettable_memref_p, offsettable_nonstrict_memref_p, constrain_operands, store_data_bypass_p): Likewise. * reg-stack.c (subst_stack_regs_pat): Likewise. * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes, copy_cost, reg_scan_mark_refs): Likewise. * regmove.c (optimize_reg_copy_3, stack_memref_p, combine_stack_adjustments_for_block): Likewise. * regrename.c (copyprop_hardreg_forward_1): Likewise. * reload.c (can_reload_into, push_reload, decompose, immune_p, find_reloads, find_reloads_address, find_reloads_address_1, reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p, find_equiv_reg): Likewise. * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn, reload_as_needed, choose_reload_regs, emit_input_reload_insns, do_input_reload, emit_reload_insns, gen_reload, delete_output_reload, delete_address_reloads): Likewise. * resource.c (mark_referenced_resources): Likewise. * rtlanal.c (get_jump_table_offset, count_occurrences, reg_referenced_p, reg_set_p, set_of_1, set_noop_p, reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1, num_sign_bit_copies1): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise. * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol, sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms, sdbout_global_decl): Likewise. * simplify-rtx.c (simplify_subreg): Likewise. * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl, expand_anon_union_decl, expand_end_case_type): Likewise. * unroll.c (calculate_giv_inc): Likewise. * var-tracking.c (stack_adjust_offset_pre_post, bb_stack_adjust_offset, track_expr_p, count_uses, add_uses, add_stores, compute_bb_dataflow, vt_get_decl_and_offset, vt_add_function_parameters): Likewise. * varasm.c (make_var_volatile, notice_global_symbol, assemble_external, decode_addr_const, mark_weak, default_encode_section_info): Likewise. From-SVN: r83980
2004-06-21re PR rtl-optimization/16114 (Hang in cse.c (flush_hash_table))Richard Henderson1-5/+9
PR rtl-opt/16114 * cse.c (merge_equiv_classes): Also rehash in response to delete_reg_equiv changes. (rehash_using_reg): Don't exclude REGs from rehashing. From-SVN: r83463
2004-06-15alias.c (record_set, [...]): Use REG_P.Jerry Quinn1-103/+103
2004-06-15 Jerry Quinn <jlquinn@optonline.net> * alias.c (record_set, record_base_value, canon_rtx, get_addr, nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P. * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set): Likewise. * builtins.c (expand_builtin_setjmp, expand_builtin_apply, expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp, expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_frame_address): Likewise. * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs, insert_one_insn): Likewise. * calls.c (prepare_call_address, precompute_register_parameters, precompute_arguments, expand_call, emit_library_call_value_1): Likewise. * cfganal.c (flow_active_insn_p): Likewise. * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p, combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P, subst, combine_simplify_rtx, simplify_if_then_else, simplify_set, make_extraction, recog_for_combine, gen_lowpart_for_combine, simplify_comparison, record_dead_and_set_regs_1, record_dead_and_set_regs, record_promoted_value, check_promoted_subreg, get_last_value_validate, get_last_value, reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes, unmentioned_reg_p_1): Likewise. * conflict.c (mark_reg): Likewise. * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost, mention_regs, insert_regs, lookup, lookup_for_remove, insert, merge_equiv_classes, flush_hash_table, invalidate, remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg, invalidate_for_call, use_related_value, canon_hash, exp_equiv_p, cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant, record_jump_cond, cse_insn, addr_affects_sp_p, invalidate_from_clobbers, cse_process_notes, cse_around_loop, cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode, cse_cc_succs, cse_condition_code_reg): Likewise. * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p, cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx, cselib_record_set, cselib_record_sets): Likewise. * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms, dbxout_block): Likewise. * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise. * dojump.c (do_jump): Likewise. * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg, is_based_loc, rtl_for_decl_location): Likewise. * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl, set_decl_incoming_rtl, mark_user_reg): Likewise. * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg, copy_to_suggested_reg, allocate_dynamic_stack_space, probe_stack_range, hard_function_value): Likewise. * expmed.c (store_bit_field, store_fixed_bit_field, store_split_bit_field, extract_bit_field, extract_fixed_bit_field, extract_split_bit_field, expand_divmod, emit_store_flag_force): Likewise. * expr.c (convert_move, convert_modes, block_move_libcall_safe_for_call_parm, emit_group_load, use_reg, use_group_regs, emit_move_insn, emit_move_insn_1, compress_float_constant, push_block, emit_single_push_insn, emit_push_insn, get_subtarget, expand_assignment, store_expr, store_constructor, store_field, force_operand, safe_from_p, expand_expr_real_1, expand_increment, do_store_flag, do_tablejump): Likewise. * final.c (profile_function, final_scan_insn, alter_subreg, get_mem_expr_from_op, output_asm_operand_names, output_operand, only_leaf_regs_used, leaf_renumber_regs_insn): Likewise. * flow.c (verify_wide_reg_1, mark_regs_live_at_end, find_regno_partial, propagate_one_insn, init_propagate_block_info, insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond, attempt_auto_inc, find_auto_inc, mark_used_regs, count_or_remove_death_notes_bb): Likewise. * function.c (find_temp_slot_from_address, update_temp_slot_address, preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn, fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof, put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk, purge_single_hard_subreg_set, instantiate_decl, instantiate_virtual_regs_1, aggregate_value_p, assign_parms, promoted_input_arg, setjmp_vars_warning, setjmp_args_warning, setjmp_protect, setjmp_protect_args, fix_lexical_addr, expand_function_start, diddle_return_value, clobber_return_register, expand_function_end, keep_stack_depressed, handle_epilogue_set, update_epilogue_consts): Likewise. * genemit.c (gen_exp, gen_insn): Likewise. * genrecog.c (make_insn_sequence): Likewise. * global.c (global_conflicts, expand_preferences, mark_reg_store, mark_reg_conflicts, set_preference, reg_becomes_live, build_insn_chain, mark_reg_change): Likewise. * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight): Likewise. * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block): Likewise. * integrate.c (copy_rtx_and_substitute, try_constants, subst_constants, mark_stores, allocate_initial_values): Likewise. * jump.c (reversed_comparison_code_parts, delete_prior_computation, delete_computation, rtx_renumbered_equal_p, true_regnum, reg_or_subregno): Likewise. * lcm.c (reg_dies, reg_becomes_live): Likewise. * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem, update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set, wipe_dead_reg, no_conflict_p): Likewise. * loop-iv.c (simple_reg_p, simple_set_p, kill_sets, iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered, simple_rhs_p, simplify_using_assignment, implies_p): Likewise. * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p, move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p, find_single_use_in_loop, count_one_set, loop_bivs_init_find, loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs, valid_initial_value_p, simplify_giv_expr, consec_sets_giv, loop_regs_update, check_dbra_loop, maybe_eliminate_biv, maybe_eliminate_biv_1, record_initial, update_reg_last_use, canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop, try_swap_copy_prop): Likewise. * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop, expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float): Likewise. * postreload.c (reload_cse_simplify, reload_cse_simplify_set, reload_cse_simplify_operands, reload_combine, reload_combine_note_store, reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise. * print-rtl.c (print_rtx): Likewise. * ra-build.c (copy_insn_p, remember_move, init_one_web_common, contains_pseudo, handle_asm_insn): Likewise. * ra-debug.c (ra_print_rtx_object, dump_constraints, dump_static_insn_cost): Likewise. * ra-rewrite.c (slots_overlap_p, emit_colors, remove_suspicious_death_notes): Likewise. * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use, register_operand, scratch_operand, nonmemory_operand, constrain_operands): Likewise. * reg-stack (check_asm_stack_operands, remove_regno_note, emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat, subst_asm_stack_regs): Likewise. * regclass.c (scan_one_insn, record_reg_classes, copy_cost, record_address_regs, reg_scan_mark_refs): Likewise. * regmove.c (discover_flags_reg, replacement_quality, copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize, fixup_match_1): Likewise. * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value, kill_set_value, copyprop_hardreg_forward_1): Likewise. * reload.c (MATCHES, push_secondary_reload, find_reusable_reload, reload_inner_reg_of_subreg, can_reload_into, push_reload, combine_reloads, find_dummy_reload, hard_reg_set_here_p, operands_match_p, decompose, find_reloads, find_reloads_toplev, find_reloads_address, subst_indexed_address, find_reloads_address_1, find_reloads_subreg_address, find_replacement, refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise. * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns, find_reg, delete_dead_insn, alter_reg, eliminate_regs, elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs, forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs, emit_input_reload_insns, emit_output_reload_insns, do_input_reload, do_output_reload, emit_reload_insns, gen_reload, delete_address_reloads_1, inc_for_reload): Likewise. * reorg.c (update_reg_dead_notes, fix_reg_dead_note, update_reg_unused_notes, fill_slots_from_thread): Likewise. * resource.c (update_live_status, mark_referenced_resources, mark_set_resources, mark_target_live_regs): Likewise. * rtlanal.c (nonzero_address_p, get_jump_table_offset, global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p, reg_set_p, set_noop_p, find_last_value, refers_to_regno_p, note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note, find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in, parms_set, find_first_parameter_load, keep_with_call_p, hoist_test_store, hoist_update_store, address_cost, nonzero_bits1, num_sign_bit_copies1): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn, sched_analyze): Likewise. * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1): Likewise. * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise. * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation, simplify_binary_operation, simplify_const_relational_operation, simplify_subreg): Likewise. * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands, expand_end_stmt_expr, expand_return, expand_decl, expand_anon_union_decl): Likewise. * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body, find_splittable_regs, find_splittable_givs, find_common_reg_term, loop_iterations): Likewise. * var-tracking.c (variable_union, variable_part_different_p, variable_different_p, count_uses, add_uses, add_stores, compute_bb_dataflow, set_variable_part, delete_variable_part, emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters): Likewise. * varasm.c (assemble_variable): Likewise. From-SVN: r83195
2004-05-25Makefile.in (OBJS): Add rtlhooks.o.Paolo Bonzini1-2/+9
2004-05-25 Paolo Bonzini <bonzini@gnu.org> * Makefile.in (OBJS): Add rtlhooks.o. (rtlanal.o): Depend on function.h. (cse.o): Depend on rtlhooks-def.h. (combine.o): Depend on rtlhooks-def.h. (rtlhooks.o): New rule. * combine.c: Include rtlhooks-def.h. (nonzero_bits, cached_nonzero_bits, nonzero_bits1, num_sign_bit_copies, cached_num_sign_bit_copies, num_sign_bit_copies1): Move most of the code to rtlanal.c. (reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine): New functions holding the remnants of the above. (combine_rtl_hooks): New. (combine_instructions): Set rtl_hooks instead of gen_lowpart. * cse.c: Include rtlhooks-def.h. (cse_rtl_hooks): New. (cse_main): Set rtl_hooks instead of gen_lowpart. * emit-rtl.c (gen_lowpart): Remove. (gen_lowpart_general): Move to rtlhooks.c. * rtl.h (nonzero_bits, num_sign_bit_copies, struct rtl_hooks, rtl_hooks, general_rtl_hooks): New. (gen_lowpart_general): Remove. (gen_lowpart): Temporarily redefine as a macro. * rtlanal.c: Include function.h. (nonzero_bits, cached_nonzero_bits, nonzero_bits1, num_sign_bit_copies, cached_num_sign_bit_copies, num_sign_bit_copies1): New, from combine.c. * rtlhooks.c: New file. From-SVN: r82234
2004-05-13Merge tree-ssa-20020619-branch into mainline.Diego Novillo1-24/+12
From-SVN: r81764
2004-04-29combine.c (combine_simplify_rtx): Adjust call to use ↵Paolo Bonzini1-15/+5
simplify_relational_operation. 2004-04-29 Paolo Bonzini <bonzini@gnu.org> * combine.c (combine_simplify_rtx): Adjust call to use simplify_relational_operation. Do not use SELECT_CC_MODE when a comparison already has a MODE_CC mode. (simplify_set): simplify_relational_operation may now return another relational expression. * cse.c (fold_rtx): simplify_relational_operation now takes of computing the comparison mode. * dojump.c (compare_from_rtx): Use simplify_relational_operation, remove dead code. (do_compare_rtx_and_jump): Likewise. * integrate.c (subst_constants): simplify_relational_operation may now return another relational expression. * simplify-rtx.c (simplify_gen_relational): Move most code to the new simplify_relational_operation and simplify_relational_operation_1 functions. (simplify_relational_operation): Rewritten. (simplify_relational_operation_1): New function. (simplify_ternary_operation): simplify_relational_operation may now return another relational expression. (simplify_rtx): Remove unnecessary temp variable. From-SVN: r81282
2004-04-04cse.c (cse_insn): Correct usage of simplify_replace_rtx when updating the ↵Roger Sayle1-2/+7
REG_EQUAL note on an... * cse.c (cse_insn): Correct usage of simplify_replace_rtx when updating the REG_EQUAL note on an insn's libcall_insn. From-SVN: r80400
2004-03-20re PR target/13889 (Assignment of an int to an int of different size in a ↵Roger Sayle1-0/+17
struct gives ICE) PR target/13889 * cse.c (fold_rtx): Avoid substituting constants into unary convertion operations. * gcc.c-torture/compile/pr13889.c: New test case. From-SVN: r79762
2004-03-20alias.c, [...]: Replace calls via (*targetm.foo) () with targetm.foo ().Kazu Hirata1-2/+2
* alias.c, attribs.c, bt-load.c, builtins.c, c-common.c, c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c, cse.c, dbxout.c, dwarf2out.c, except.c, final.c, haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c, sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c, vmsdbgout.c: Replace calls via (*targetm.foo) () with targetm.foo (). From-SVN: r79729
2004-03-11c-typeck.c, [...]: Fix comment typos and formatting.Kazu Hirata1-1/+1
* c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h, ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c, config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c, config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md, config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h, config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h, config/pdp11/pdp11.h, config/rs6000/rs6000.c, config/stormy16/stormy16.c: Fix comment typos and formatting. From-SVN: r79303
2004-03-09simplify-rtx.c (simplify_const_relational_operation): New function renamed ↵Roger Sayle1-11/+1
from simplify_relational_operation. * simplify-rtx.c (simplify_const_relational_operation): New function renamed from simplify_relational_operation. (simplify_relational_operation): Change prototype to accept an additional mode argument. Call simplify_const_relational_operation. (simplify_gen_relational): Update simplify_relational_operation call. (simplify_ternary_operation): Update simplify_relational_operation subroutine call to use simplify_const_relational_operation instead. * rtl.h (simplify_const_relational_operation): Prototype here. (simplify_relational_operation): Add addtional mode argument. * combine.c (combine_simplify_rtx): Update calls to simplify_relational_operation. (simplify_set): Likewise. (gen_binary): Likewise. * cse.c (fold_rtx): Likewise. * dojump.c (compare_from_rtx): Likewise. (do_compare_rtx_and_jump): Likewise. * integrate.c (subst_constants): Likewise. * unroll.c (simplify_cmp_and_jump_insns): Likewise. From-SVN: r79187
2004-03-05rtlanal.c: Include target.h and output.h.Paolo Bonzini1-103/+0
2004-03-05 Paolo Bonzini <bonzini@gnu.org> * rtlanal.c: Include target.h and output.h. (rtx_cost, address_cost, default_address_cost): Move from... * cse.c (rtx_cost, address_cost, default_address_cost): ... this file. * rtl.h (rtx_cost, address_cost): Move under rtlanal.c. * Makefile.in: Adjust dependencies. From-SVN: r78961
2004-03-05cse.c (cse_end_of_basic_block): Make static.Paolo Bonzini1-1/+3
2004-02-18 Paolo Bonzini <bonzini@gnu.org> * cse.c (cse_end_of_basic_block): Make static. * local-alloc.c (function_invariant_p): Move to reload1.c. * loop.c (libcall_other_reg, record_excess_regs): Make static. * reload1.c (function_invariant_p): Moved here from local-alloc.c, made static. * rtl.h (cse_end_of_basic_block, function_invariant_p, libcall_other_reg, record_excess_regs): Remove declarations. From-SVN: r78960
2004-03-03alias.c (rtx_equal_for_memref_p): Use predicates to test rtx classes and new ↵Paolo Bonzini1-29/+28
rtx class codes... 2004-02-07 Paolo Bonzini <bonzini@gnu.org> * alias.c (rtx_equal_for_memref_p): Use predicates to test rtx classes and new rtx class codes, possibly splitting conditionals that tested against '<' and 'o'. * caller-save.c (save_call_clobbered_regs): Likewise. * combine.c (contains_muldiv, find_split_point, subst, combine_simplify_rtx, simplify_if_then_else, simplify_set, simplify_logical, expand_compound_operation, make_compound_operation, if_then_else_cond, known_cond, apply_distributive_law, cached_nonzero_bits, cached_num_sign_bit_copies, simplify_shift_const, gen_binary, simplify_comparison, update_table_tick, record_value_for_reg, get_lsat_value_validate): Likewise. * cse.c (mention_regs, find_best_addr, find_comparison_args, fold_rtx, cse_insn, invalidate_memory, cse_basic_block): Likewise. * emit-rtl.c (copy_insn_1): Likewise. * expr.c (force_operand): Likewise. * final.c (final_scan_insn, get_mem_expr_from_op): Likewise. * flow.c (notice_stack_pointer_modification_1, invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond): Likewise. * function.c (update_epilogue_consts): Likewise. * genattrtab.c (attr_rtx_1): Likewise. * genopinit.c (gen_insn): Likewise. * integrate.c (subst_constants): Likewise. * jump.c (reversed_comparison_code_parts, reversed_comparison_code, delete_related_insns, rtx_renumbered_equal_p): Likewise. * local-alloc.c (block_alloc): Likewise. * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv, canonicalize_condition): Likewise. * loop-iv.c (simplify_using_conditions, iv_number_of_iterations): Likewise. * optabs.c (add_equal_node, expand_binop): Likewise. * predict.c (estimate_probability): Likewise. * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise. * recog.c (validate_replace_rtx_1, comparison_operator, offsettable_address_p, constrain_operands): Likewise. * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat): Likewise. * regclass.c (scan_one_insn): Likewise. * regmove.c (stable_and_no_regs_but_for_p): Likewise. * regrename.c (kill_autoinc_value): Likewise. * reload.c (find_reusable_reload, find_reloads, reg_overlap_mentioned_for_reload_p): Likewise. * reload1.c (gen_reload, delete_address_reloads_1): Likewise. * rtl.c (copy_rtx): Likewise. * rtl.h (CONSTANT_P, INSN_P): Likewise. * rtlanal.c (commutative_operand_precedence): Likewise. * sched-deps.c (conditions_mutex_p): Likewise. * sched-rgn.c (is_cfg_nonregular): Likewise. * simplify-rtx.c (simplify_gen_binary, simplify_gen_relational, simplify_replace_rtx, simplify_unary_operation, simplify_binary_operation, simplify_ternary_operation, simplify_rtx): Likewise. * unroll.c (reg_dead_after_loop): Likewise. * config/alpha/alpha.c (alpha_swapped_comparison_operator, print_operand): Likewise. * config/arc/arc.c (proper_comparison_operator): Likewise. * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode): Likewise. * config/avr/avr.c (_reg_unused_after): Likewise. * config/frv/frv.c (frv_ifcvt_modify_tests, frv_ifcvt_modify_insn, frv_pack_insn): Likewise. * config/i386/i386.c (ix86_comparison_operator, ix86_carry_flag_operator, fcmov_comparison_operator, arith_or_logical_operator, print_operand, ix86_expand_binary_operator, ix86_binary_operator_ok): Likewise. * config/i386/i386.md: Likewise. * config/ia64/ia64.c (not_postinc_memory_operand, ia64_print_operand, update_set_flags, errata_emit_nops): Likewise. * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS, CONSTRAINT_OK_FOR_S): Likewise. * config/ip2k/ip2k.c (mdr_resequence_xy_yx, mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref, ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p, ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator): Likewise. * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p, eqne_comparison_operator, signed_comparison_operator): Likewise. * config/mips/mips.c (cmp_op, symbolic_expression_p): Likewise. * config/mmix/mmix (mmix_foldable_comparison_operator, mmix_comparison_operator): Likewise. * config/pa/pa.c (hppa_legitimize_address): Likewise. * config/rs6000/rs6000.c (stmw_operation, branch_comparison_operator, trap_comparison_operator, ccr_bit): Likewise. * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise. * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):L Likewise. * config/sh/sh.c (gen_block_redirect, reg_unused_after): Likewise. * config/sparc/sparc.c (eq_or_neq, normal_comp_operator, noov_compare_op, noov_compare64_op, v9_regcmp_op, emit_hard_tfmode_operation, reg_unused_after) * doc/md.texi, doc/rtl.texi: Likewise. * ra-debug.c: Add 2004 to list of copyright years. * unroll.c: Likewise. * combine.c (simplify_logical): Remove dummy test, (apply_distributive_law): Fix typo in comment. GET_CODE (x) == AND so x is a commutative binary op. * jump.c (delete_related_insns): simplify loop condition, move testing of RTX codes inside the loop. (rtx_renumbered_equal_p): do not use RTX_CODE. * rtl.c (rtx_class): Declare as enum rtx_class. * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED): Move to RTX_COMM_COMPARE class. (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE): Move to RTX_CONST_OBJ class. * rtl.h (enum rtx_class): New declaration, (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK, RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT, RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK, RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT, RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P, ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P, SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P, OBJECT_P): New macros. * config/sparc/sparc.c (noov_compare_op): Remove register from parameter. From-SVN: r78824
2004-03-01combine.c (try_combine): Do not refer to is_replaced.Paolo Bonzini1-1/+1
2004-03-01 Paolo Bonzini <bonzini@gnu.org> * combine.c (try_combine): Do not refer to is_replaced. (gen_lowpart_for_combine): Perverse subregs now have a more politically correct name. * cse.c (cse_insn): Likewise. * jump.c: Fix bogus reference to delete_insn. From-SVN: r78698
2004-02-25cse.c (cse_change_cc_mode_insns): Stop at any instruction which modifies NEWREG.Kazu Hirata1-4/+18
* cse.c (cse_change_cc_mode_insns): Stop at any instruction which modifies NEWREG. (cse_condition_code_reg): Update the mode of CC_REG in CC_SRC_INSN on our own. From-SVN: r78413
2004-02-24toplev.c (dump_file_tbl): Rename from dump_file.Richard Henderson1-2/+2
* toplev.c (dump_file_tbl): Rename from dump_file. * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c, cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c, config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c, config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c, loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c, ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c, toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c: s/rtl_dump_file/dump_file/g. From-SVN: r78399
2004-02-16* cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.Richard Henderson1-1/+11
From-SVN: r77877
2004-02-08c-objc-common.c (): Fix a typo in a warning.Kazu Hirata1-23/+23
* c-objc-common.c (): Fix a typo in a warning. * cse.c (preferrable): Change to preferable. Update all of its callers. * genautomata.c (ainsn): Change first_ainsn_with_given_equialence_num to first_ainsn_with_given_equivalence_num. Update all of its references. From-SVN: r77497
2004-02-02alias.c (record_set): Use hard_regno_nregs.Jan Hubicka1-7/+7
* alias.c (record_set): Use hard_regno_nregs. * bt-load.c (find_btr_reference, note_btr_set): Likewise. * builtins.c (apply_args_size): Likewise. * caller-save.c (setup_save_areas, save_call_clobbered_regs, mark_set_regs, add_stored_regs, mark_referenced_regs, insert_restore, insert_save, insert_one_insn): Likewise. * cfgcleanup.c: Include regs.h (mark_effect, mentions_nonequal_regs): Likewise. * cfgrtl.c (mark_killed_regs): Likewise * combine.c (update_table_tick, record_value_for_reg, record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p, reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths, reg_bitfield_target_p, distribute_notes): Likewise. * cse.c (mention_regs, insert, invalidate, invalidate_for_call, exp_equiv_p, cse_insn): Likewise. * cselib.c (cselib_lookup): Likewise. (cselib_invalidate_regno, cselib_record_set): Likewise. * df.c (df_ref_record): Likewise. * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor): Likewise. * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg, count_or_remove_death_notes_bb): Likewise. * function.c (aggregate_value_p, keep_stack_depressed): Likewise. * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts, mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise. * integrate.c (mark_stores): Likewise. * jump.c (delete_prior_computation): Likewise. * lcm.c (reg_dies, reg_becomes_live): Likewise. * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise. * loop.c (LOOP_REGNO_NREGS): Likewise. * postreload.c (reload_combine, reload_combine_note_store, reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise. * ra-colorize.c (combine, color_usable_p, get_free_reg, calculate_dont_begin, calculate_dont_begin, colorize_one_web, try_recolor_web, insert_coalesced_conflicts, check_colors, break_precolored_alias): Likewise. * ra-debug.c: Include regs.h (ra_print_rtx_object): Likewise. * ra-rewrite (choose_spill_colors): Likewise. (spill_same_color_p, update_spill_colors, spill_is_free): Likewise. * ra.c (init_ra): Likewise. * recog.c (reg_fits_class_p, peep2_reg_dead_p, peep2_find_free_register): Likewise. * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise. * regclass.c (hard_regno_nregs): New array. (init_reg_modes_once): Initialize it. (choose_hard_reg_mode): Use it. (record_reg_classes): Likewise. * regmove.c (mark_flags_life_zones): Likewise. * regrename.c (note_sets, clear_dead_regs, regrename_optimize, scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno, copy_value, maybe_mode_change, find_oldest_value_reg, copyprop_hardreg_forward_1): * regs.h (hard_regno_nregs): Declare. * realod.c (reload_inner_reg_of_subreg): Use it. (push_reload, combine_reloads, find_dummy_reload, hard_reg_set_here_p, operands_match_p, decompose, find_reloads, refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p, reload_adjust_reg_for_mode): Likewise. * reload1.c (compute_use_by_pseudos, count_pseudo, count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live, spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use, clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p allocate_reload_reg, choose_reload_regs, emit_reload_insns, delete_output_reload): Likewise. * resource.c (update_live_status, mark_referenced_resources, mark_set_resources, mark_target_live_regs): Likewise. * rtlanal.c: Include regs.h (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p, find_regno_note, find_reg_fusage, subreg_regno_offset, subreg_offset_representable_p, hoist_test_store): Likewise. * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise. * sched-rgn.c (check_live_1, update_live_1): Likewise. * stmt.c: Include regs.h (decl_conflicts_with_clobbers_p): Likewise. * varasm.c (make_decl_rtl): Likewise. * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy. From-SVN: r77088
2004-01-31combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine and restore ↵Paolo Bonzini1-17/+19
it to... 2004-01-31 Paolo Bonzini <bonzini@gnu.org> * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine and restore it to gen_lowpart_general on exit. (gen_lowpart_for_combine): Adjust all callers to go through gen_lowpart. * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible and restore it to gen_lowpart_general on exit. (gen_lowpart_if_possible): Adjust all callers to go through gen_lowpart. * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart. (gen_lowpart): Declare as pointer to function, initialized to gen_lowpart_general. * rtl.h (gen_lowpart): Declare as pointer to function. From-SVN: r77026
2004-01-24re PR bootstrap/13848 (bootstrap failure - ICE in ada/utils.c)Ian Lance Taylor1-14/+34
PR bootstrap/13848 * cse.c (cse_cc_succs): Change the mode of the source expression as soon as decide we need a new mode. Don't permit changing modes if we found a match in a successor block. (cse_condition_code_reg): Save original mode of source expression so that we know whether we have to change the mode in other insns. * gcc.dg/20040124-1.c: New test. From-SVN: r76522
2004-01-24cse.c: (cse_cc_succs) Fix comparison warning.Andreas Tobler1-1/+1
2004-01-24 Andreas Tobler <a.tobler@schweiz.ch> * cse.c: (cse_cc_succs) Fix comparison warning. From-SVN: r76487
2004-01-23re PR target/1532 (-O3 generates (obviously) redundant tests and jumps)Ian Lance Taylor1-0/+316
PR gcc/1532 * cse.c (cse_change_cc_mode): New static function. (cse_change_cc_mode_insns, cse_cc_succs): Likewise. (cse_condition_code_reg): New function. * rtl.h (cse_condition_code_reg): Declare. * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg. * target.h (struct gcc_target): Add fixed_condition_code_regs and cc_modes_compatible. * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define. (TARGET_CC_MODES_COMPATIBLE): Define. (TARGET_INITIALIZER): Add new initializers. * targhooks.c (default_cc_modes_compatible): New function. * targhooks.c (default_cc_modes_compatible): Declare. * hooks.c (hook_bool_intp_intp_false): New function. * hooks.h (hook_bool_intp_intp_false): Declare. * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define. (TARGET_CC_MODES_COMPATIBLE): Define. (ix86_fixed_condition_code_regs): New static function. (ix86_cc_modes_compatible): Likewise. * doc/tm.texi (Condition Code): Document new hooks. From-SVN: r76454
2004-01-23re PR rtl-optimization/13724 (Bad code generated for unsigned int -> long ↵Paolo Bonzini1-96/+107
long multiplication) 2004-01-22 Paolo Bonzini <bonzini@gnu.org> PR optimization/13724 * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it represents the zero bits produced by a ZERO_EXTEND operation. From-SVN: r76394
2004-01-20re PR rtl-optimization/13567 ([sh] miscompiling calls.c)Kaz Kojima1-2/+18
PR optimization/13567 * cse.c (cse_basic_block): Call cse_insn with a non-null libcall_insn for the last SET insn of a no-confilict block. From-SVN: r76195
2004-01-12alias.c: Invlude varray.hJan Hubicka1-1/+6
* alias.c: Invlude varray.h (alias_sets): Turn into varray. (get_alias_set_entry): Use VARRAY; mark inline. (mems_in_disjoint_alias_sets_p): Mark inline. (record_alias_subset): Use varray. (init_alias_once): Initialize varray. (new_alias_set): Grow array. * varray.c: Make VARRAY_GENERIC_PTR non GTYized. From-SVN: r75711
2003-12-03re PR target/11229 (pure-1.c fails on powerpc64-linux with -O1)Alan Modra1-0/+10
PR target/11229 * cse.c (cse_insn): Set classp using src_const_elt if src_eqv_elt is NULL. From-SVN: r74225
2003-11-27cse.c (cse_set_around_loop): When changing a constant load to a register ↵J"orn Rennecke1-0/+4
-register copy, add a REG_EQUAL note. * cse.c (cse_set_around_loop): When changing a constant load to a register -register copy, add a REG_EQUAL note. From-SVN: r74007
2003-10-18cse.c (cse_insn): Check that the tentative replacement was successfully ↵Eric Botcazou1-1/+5
forced to memory before... * cse.c (cse_insn) [src_folded]: Check that the tentative replacement was successfully forced to memory before using the result. From-SVN: r72635
2003-10-11cse.c (constant_pool_entries_regcost): New global variable to hold the ↵Roger Sayle1-1/+7
register cost component of... * cse.c (constant_pool_entries_regcost): New global variable to hold the register cost component of constant_pool_entries_cost. (fold_rtx): Calculate constant_pool_entries_regcost at the same time as constant_pool_entries_cost. (cse_insn): Set both src_folded_cost and src_folded_regcost from constant_pool_entries_cost and constant_pool_entries_regcost. (cse_main): Initialize constant_pool_entries_regcost to zero. * optabs.c (expand_unop): Attach a REG_EQUAL note describing the semantics of the sequence of bit operations used to negate a floating-point value. (expand_abs_nojump): Likewise attach a REG_EQUAL note describing the semantics of the bit operations used to abs a floating point value. From-SVN: r72326
2003-10-08re PR rtl-optimization/12142 (-fnon-call-exceptions generates incorrect code)John David Anglin1-33/+22
PR optimization/12142 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the uses of the register in the SET_SRC. Remove unnecessary argument. * pa.c (legitimize_pic_address): Before reload, use a scratch register for the intermediate result in loading the address of a SYMBOL_REF. Set the MEM_NOTRAP_P flag for the MEM. Add a REG_EQUAL to the insn which loads the SYMBOL_REF address. From-SVN: r72234
2003-10-06re PR rtl-optimization/12215 (ICE in make_label_edge with ↵Eric Botcazou1-1/+9
-fnon-call-exceptions -fno-gcse -O2) PR optimization/12215 * cse.c (cse_set_around_loop): Emit the move at the beginning of the next basic block for trapping sets. From-SVN: r72141
2003-07-26re PR inline-asm/11676 (operand to volatile asm incorrectly removed)Richard Henderson1-0/+10
PR inline-asm/11676 * cse.c (count_reg_usage): Handle asm_operands properly. From-SVN: r69816
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-12/+9
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c gcse.c genattr.c genattrtab.c genautomata.c genconditions.c genemit.c genextract.c genoutput.c genrecog.c gensupport.c ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c postreload.c prefix.c print-tree.c protoize.c ra-build.c ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c regmove.c regrename.c reload.c reload1.c reorg.c resource.c sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary casts. From-SVN: r69587
2003-07-18cse.c (fold_rtx): Use swap_commutative_operands_p to determine whether to ↵Roger Sayle1-4/+5
reorder the operands of... * cse.c (fold_rtx): Use swap_commutative_operands_p to determine whether to reorder the operands of a commutative binary operator. From-SVN: r69534
2003-07-01combine.c (distribute_notes): Don't bother REG_WAS_0.Kazu Hirata1-49/+0
* combine.c (distribute_notes): Don't bother REG_WAS_0. * cse.c (cse_insn): Likewise. * final.c (final_scan_insn): Likewise. * jump.c (duplicate_loop_exit_test): Likewise. * rtl.c (reg_note_name): Remove REG_WAS_0. * rtl.h (REG_WAS_0): Remove. * unroll.c (final_reg_note_copy): Don't bother REG_WAS_0. * config/avr/avr.c (output_movqi): Don't use reg_was_0. (output_movhi): Likewise. (output_movsisf): Likewise. (reg_was_0): Remove. * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't use REG_WAS_0. (m68hc11_gen_movqi): Likewise. * config/vax/vax-protos.h: Remove the prototype for reg_was_0_p. * config/vax/vax.c (follows_p): Remove. (reg_was_0_p): Likewise. * config/vax/vax.md (movsi): Don't use reg_was_0_p. (movhi): Likewise. (movqi): Likewise. * doc/rtl.texi (REG_WAS_0): Remove. From-SVN: r68753
2003-06-29cse.c: Convert prototypes to ISO C90.Andreas Jaeger1-255/+139
* cse.c: Convert prototypes to ISO C90. * cselib.c: Likewise. * cselib.h: Likewise. * dbxout.c: Likewise. * debug.c: Likewise. * df.c: Likewise. * df.h: Likewise. * dojump.c: Likewise. * doloop.c: Likewise. * dominance.c: Likewise. * dwarf2asm.c: Likewise. * dwarf2out.c: Likewise. * dwarf2out.h: Likewise. * dwarfout.c: Likewise. From-SVN: r68673
2003-06-29alloc-pool.c: Fix comment formatting.Kazu Hirata1-1/+1
* alloc-pool.c: Fix comment formatting. * bitmap.c: Likewise. * bitmap.h: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * caller-save.c: Likewise. * cfganal.c: Likewise. * cfgrtl.c: Likewise. * collect2.c: Likewise. * cse.c: Likewise. * df.c: Likewise. * diagnostic.c: Likewise. * dwarf2out.c: Likewise. * dwarfout.c: Likewise. * expmed.c: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * gcc.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * libgcov.c: Likewise. * mips-tfile.c: Likewise. * optabs.c: Likewise. * prefix.c: Likewise. * rtlanal.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * toplev.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. From-SVN: r68672
2003-06-27cse.c (fold_rtx): Replace the equality comparison of INTVALs with a pointer ↵Kazu Hirata1-1/+1
equality comparison. * cse.c (fold_rtx): Replace the equality comparison of INTVALs with a pointer equality comparison. From-SVN: r68600
2003-06-04cse.c (find_best_addr): Consider binary operators even if second argument is ↵Richard Henderson1-4/+3
not CONST_INT. * cse.c (find_best_addr): Consider binary operators even if second argument is not CONST_INT. From-SVN: r67463
2003-06-04Makefile.in (cse.o): Add params.h dependency.Zdenek Dvorak1-6/+10
* Makefile.in (cse.o): Add params.h dependency. * cse.c: Include params.h. (PATHLENGTH): Removed. (struct cse_basic_block_data): Make path array dynamic. (cse_end_of_basic_block): Use PARAM_MAX_CSE_PATH_LENGTH instead of PATHLENGTH. (cse_main, cse_basic_block): Allocate path array. * params.def (PARAM_MAX_CSE_PATH_LENGTH): New. From-SVN: r67433
2003-05-30cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a ↵Roger Sayle1-14/+30
substitution. * cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a substitution. (dead_libcall_p): If directly replacing a libcall with a constant value produces an invalid instruction, also try forcing the constant into the constant pool. * expr.c (emit_move_insn): Add a REG_EQUAL note when it is not obvious that the source is a constant. (compress_float_constant): Use set_unique_reg_note to place REG_EQUAL notes on instructions. From-SVN: r67247
2003-05-23cse.c (count_reg_usage): When processing an INSNs REG_EQUAL note containing ↵J"orn Rennecke1-1/+15
an EXPR_LIST... * cse.c (count_reg_usage): When processing an INSNs REG_EQUAL note containing an EXPR_LIST, process all the arguments. From-SVN: r67132
2003-05-03emit-rtl.c (last_call_insn, [...]): New functions.Olivier Hainque1-0/+11
* emit-rtl.c (last_call_insn, add_function_usage_to): New functions. * rtl.h (last_call_insn, add_function_usage_to): New prototypes. * builtins.c (expand_builtin_apply): Use the new emit-rtl functions. * calls.c (emit_call_1): Likewise. (expand_call): For calls initializing constant memory, replace emission of standalone mem /u clobber with function usage entry. * expr.c (emit_block_move_via_libcall): Likewise. * cse.c (count_reg_usage, case EXPR_LIST): New case. * flow.c (propagate_one_insn): Pass entire operand of CALL_INSN_FUNCTION_USAGE to mark_used_regs. * integrate.c (try_constants): For CALL_INSNs, substitute constants within the FUNCTION_USAGE also. * loop.c (prescan_loop): Note clobbers of const mem mentioned in FUNCTION_USAGE lists. * reload1.c (replace_pseudos_in): Renamed. (reload): Use it for clobbers surviving until the end of the reload. From-SVN: r66429
2003-04-10regrename.c (struct du_chain): Use a bitfield for reg_class.Dan Nicolaescu1-5/+11
2003-04-09 Dan Nicolaescu <dann@ics.uci.edu> Zack Weinberg <zack@codesourcery.com> * regrename.c (struct du_chain): Use a bitfield for reg_class. * cse.c (struct qty_table_elem, struct table_elt, struct set): Use bitfields for fields holding enum rtx_code or enum machine_mode values. Add comments explaining size choices. From-SVN: r65419
2003-04-04* cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.Richard Henderson1-1/+1
From-SVN: r65249
2003-03-30cfgbuild.c (make_edges): Use tablejump_p.Richard Henderson1-11/+5
* cfgbuild.c (make_edges): Use tablejump_p. * cfgcleanup.c (label_is_jump_target_p): Likewise. * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise. * cfgrtl.c (flow_delete_block_noexpunge): Likewise. (try_redirect_by_replacing_jump): Likewise. (redirect_edge_and_branch): Likewise. * cse.c (fold_rtx): Likewise. * jump.c (delete_related_insns): Likewise. * rtlanal.c (get_jump_table_offset): Likewise. * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise. From-SVN: r65054
2003-03-14cselib.c (clear_table): Do not take argument; always clear just used slots.Jan Hubicka1-8/+1
* cselib.c (clear_table): Do not take argument; always clear just used slots. (cselib_process_insn): Update call of clear_table (cselib_init): Do not call clear_table. (cselib_finish): Clear table. * cse.c (count_reg_usage): Do not check side_effects_p. * rtlanal.c (set_noop_p): Check side_effects_p only when set looks like noop. (find_reg_equal_equiv_note): Do not use find_reg_note. From-SVN: r64369