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[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
2
3         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
5         first operand.  Don't optimize if the bitfield is volatile.
6
7 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
8
9         * c-pretty-print.c (pp_c_postfix_expression): Handle
10         floating-point comparison operators.
11         (pp_c_expression): Pass floating-point comparison
12         operators to pp_c_postfix_expression.
13
14 2004-07-01  Roger Sayle  <roger@eyesopen.com>
15
16         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
17         rtx_cost instead of "had_mult" to determine whether the transformed
18         expression is cheaper than the original.
19
20 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
21
22         * alias.c (get_alias_set, canon_rtx, get_addr,
23         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
24         Use MEM_P.
25         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26         expand_builtin): Likewise.
27         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
28         Likewise. 
29         * combine.c (can_combine_p, combinable_i3pat, try_combine,
30         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
31         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
32         record_dead_and_set_regs_1, get_last_value_validate,
33         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
34         * cse.c (check_dependence, canon_hash, equiv_constant,
35         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
36         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
37         count_reg_usage): Likewise.
38         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
39         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
40         cselib_record_sets): Likewise.
41         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
42         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
43         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
44         * df.c (df_uses_record): Likewise.
45         * dojump (do_jump): Likewise.
46         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
47         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
48         decl_start_label): Likewise.
49         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
50         operand_subword, change_address_1, make_safe_from): Likewise.
51         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
52         stabilize, force_not_mem): Likewise.
53         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
54         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
55         * expr.c (convert_move, convert_modes, emit_block_move,
56         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
57         emit_move_insn_1, expand_assignment, store_expr,
58         store_constructor_field, store_constructor, store_field,
59         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
60         Likewise. 
61         * final.c (cleanup_subreg_operands, alter_subreg,
62         get_mem_expr_from_op): Likewise.
63         * flow.c (notice_stack_pointer_modification_1,
64         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
65         Likewise. 
66         * function.c (mark_temp_addr_taken, preserve_temp_slots,
67         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
68         optimize_bit_field, flush_addressof, purge_addressof_1,
69         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
70         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
71         keep_stack_depressed): Likewise.
72         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
73         noce_process_if_block, find_memory): Likewise.
74         * integrate.c (subst_constants, allocate_initial_values): Likewise.
75         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
76         update_equiv_regs): Likewise.
77         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
78         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
79         * optabs.c (expand_abs, emit_unop_insn): Likewise.
80         * passes.c (rest_of_handle_final): Likewise.
81         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
82         move2add_note_store): Likewise.
83         * ra-build.c (detect_remat_webs): Likewise.
84         * ra-debug.c (dump_static_insn_cost): Likewise.
85         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
86         * recog.c (validate_change, apply_change_group, cancel_changes,
87         validate_replace_rtx_1, general_operand, register_operand,
88         nonmemory_operand, push_operand, pop_operand, memory_operand,
89         indirect_operand, asm_operand_ok, offsettable_memref_p,
90         offsettable_nonstrict_memref_p, constrain_operands,
91         store_data_bypass_p): Likewise.
92         * reg-stack.c (subst_stack_regs_pat): Likewise.
93         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
94         copy_cost, reg_scan_mark_refs): Likewise.
95         * regmove.c (optimize_reg_copy_3, stack_memref_p,
96         combine_stack_adjustments_for_block): Likewise.
97         * regrename.c (copyprop_hardreg_forward_1): Likewise.
98         * reload.c (can_reload_into, push_reload, decompose, immune_p,
99         find_reloads, find_reloads_address, find_reloads_address_1,
100         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
101         find_equiv_reg): Likewise.
102         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
103         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
104         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
105         delete_address_reloads): Likewise.
106         * resource.c (mark_referenced_resources): Likewise.
107         * rtlanal.c (get_jump_table_offset, count_occurrences,
108         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
109         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
110         num_sign_bit_copies1): Likewise.
111         * rtlhooks.c (gen_lowpart_general): Likewise.
112         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
113         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
114         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
115         sdbout_global_decl): Likewise.
116         * simplify-rtx.c (simplify_subreg): Likewise.
117         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
118         expand_anon_union_decl, expand_end_case_type): Likewise.
119         * unroll.c (calculate_giv_inc): Likewise.
120         * var-tracking.c (stack_adjust_offset_pre_post,
121         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
122         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
123         vt_add_function_parameters): Likewise.
124         * varasm.c (make_var_volatile, notice_global_symbol,
125         assemble_external, decode_addr_const, mark_weak,
126         default_encode_section_info): Likewise.
127
128 2004-07-01  Steven Bosscher  <stevenb@suse.de>
129
130         * stmt.c (check_seenlabel): Remove.
131         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
132
133 2004-07-01  Richard Henderson  <rth@redhat.com>
134
135         * function.h (struct function): Remove x_function_call_count.
136         (function_call_count): Remove.
137         * calls.c (expand_call): Don't set it.
138         * integrate.c (copy_rtx_and_substitute): Likewise.
139
140         * function.h (struct function): Remove x_cleanup_label.
141         (cleanup_label): Remove.
142         * stmt.c (expand_value_return): Don't use it.
143         * function.c (free_after_compilation): Don't set it.
144         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
145         * cfgexpand.c (tree_expand_cfg): Update call.
146         * tree.h (expand_function_start): Update decl.
147
148 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
149
150         PR c/1027
151         * c-lang.c (c_initialize_diagnostics): Move from here ...
152         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
153         (c_tree_printer): Use pretty-printer to format %T.
154         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
155         before '*' if not C++.
156         (pp_c_direct_abstract_declarator): Don't try to print array upper
157         bound for flexible array members.
158         * c-tree.h: Include "diagnostic.h".
159         (c_initialize_diagnostics): Declare.
160         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
161         * c-format.c (format_type_warning): New function.  Improve
162         diagnostics for incorrect format argument types.
163         (check_format_types): Use it.  Add two parameters.  Use the
164         TYPE_MAIN_VARIANT of wanted_type.
165         (check_format_info_main): Pass new parameters to
166         check_format_types.
167         (struct format_wanted_type): Update comment.
168
169 2004-07-01  Nick Clifton  <nickc@redhat.com>
170
171         * target.h (struct gcc_target): Add new field to struct cxx:
172         import_export_class.
173         * target-def.h (TARGET_CXX): Initialise the new field.
174         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
175         the new field.  
176         * doc/tm.texi: Document the new target hook.
177
178 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
179
180         * builtins.c (fold_builtin_classify): Fix typo.
181
182 2004-07-01  Richard Henderson  <rth@redhat.com>
183
184         * function.c (identify_blocks, identify_blocks_1): Remove.
185         * function.h (identify_blocks): Remove.
186         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
187
188 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
189
190         * builtins.c (fold_builtin_classify): New.
191         (fold_builtin_unordered_cmp): Fix commentary.
192         (fold_builtin): Use it.
193         * builtins.def: Define builtins for isnan,
194         isnanf, isnanl, finite, finitef, finitel,
195         isinf, isinff, isinfl.
196
197 2004-07-01  Richard Henderson  <rth@redhat.com>
198
199         * function.h (struct function): Remove dont_emit_block_notes.
200         * gimple-low.c (lower_function_body): Don't set it.
201         * cfgexpand.c (expand_block): Don't check it.
202         * cfglayout.c (insn_locators_initialize): Likewise.
203         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
204         * passes.c (rest_of_compilation): Likewise.
205         * stmt.c (expand_start_bindings_and_block): Likewise.
206         (expand_end_bindings): Likewise.
207
208 2004-07-01  Richard Henderson  <rth@redhat.com>
209
210         * cgraph.h (cgraph_build_static_cdtor): Declare.
211         * cgraphunit.c (cgraph_build_static_cdtor): New.
212         * c-objc-common.c (build_cdtor): Use it.
213         * coverage.c (create_coverage): Likewise.
214         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
215         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
216
217 See ChangeLog.11 for earlier changes.