1 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * alias.c (record_alias_subset, init_alias_analysis): Fix
4 -Wc++-compat and/or -Wcast-qual warnings.
5 * attribs.c (lookup_attribute_spec): Likewise.
6 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7 copy_bb, connect_traces,
8 find_rarely_executed_basic_blocks_and_cr): Likewise.
9 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10 note_btr_set, migrate_btr_defs): Likewise.
11 * builtins.c (result_vector, expand_builtin_memcpy,
12 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13 builtin_memset_read_str, expand_builtin_printf,
14 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
16 * caller-save.c (mark_set_regs): Likewise.
17 * calls.c (expand_call, emit_library_call_value_1): Likewise.
18 * cgraph.c (cgraph_edge): Likewise.
19 * combine.c (likely_spilled_retval_1): Likewise.
20 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
21 htab_counts_entry_del, get_coverage_counts): Likewise.
22 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
23 new_cselib_val): Likewise.
24 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
25 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
27 * df-core.c (df_compact_blocks): Likewise.
28 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
29 * df-scan.c (df_grow_reg_info, df_ref_create,
30 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
31 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
32 df_record_entry_block_defs, df_record_exit_block_uses,
33 df_bb_verify): Likewise.
34 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
35 DF_REF_EXTRACT_MODE_CONST): New.
36 * dominance.c (get_immediate_dominator, get_dominated_by,
37 nearest_common_dominator, root_of_dom_tree,
38 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
39 -Wc++-compat and/or -Wcast-qual warnings.
40 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
41 record_store, replace_read, check_mem_read_rtx, scan_insn,
42 dse_step1, dse_record_singleton_alias_set): Likewise.
43 * dwarf2asm.c (dw2_force_const_mem): Likewise.
45 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
47 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
48 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
49 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
50 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
51 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
52 add_ranges_num, add_ranges_by_labels, file_info_cmp,
53 file_name_acquire, output_file_names, add_const_value_attribute,
54 premark_used_types_helper, file_table_eq, file_table_hash,
55 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
56 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
58 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
59 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
60 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
61 gen_reg_rtx, start_sequence, init_emit): Likewise.
62 * et-forest.c (et_new_occ, et_new_tree): Likewise.
63 * except.c (init_eh_for_function, gen_eh_region,
64 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
65 arh_to_landing_pad, arh_to_label, add_action_record,
66 add_call_site, switch_to_exception_section): Likewise.
67 * expmed.c (synth_mult): Likewise.
68 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
69 store_expr): Likewise.
70 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
72 * function.c (assign_stack_temp_for_type,
73 allocate_struct_function, match_asm_constraints_1): Likewise.
74 * gcov-io.c (gcov_allocate): Likewise.
75 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
76 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
77 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
78 record_one_set, insert_expr_in_table, insert_set_in_table,
79 dump_hash_table, compute_hash_table_work, alloc_hash_table,
80 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
81 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
84 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
88 * gcc.c (process_command): Likewise.
89 * genattrtab.c (oballoc): Use XOBNEW.
91 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
92 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
93 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
94 -Wc++-compat and/or -Wcast-qual warnings.
95 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
96 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
97 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
98 gen_presence_absence_set, gen_automaton, gen_regexp_el,
99 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
100 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
101 add_excls, process_presence_absence_names,
102 process_presence_absence_patterns, add_presence_absence,
103 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
104 get_free_state, add_arc, get_free_automata_list_el,
105 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
106 transform_3, cache_presence, create_ainsns, create_automata,
107 create_state_ainsn_table, dfa_insn_code_enlarge,
108 output_trans_func, output_min_issue_delay_func,
109 output_dead_lock_func, output_reset_func,
110 output_get_cpu_unit_code_func, output_dfa_start_func,
111 expand_automata): Likewise.
112 * genextract.c (gen_insn): Likewise.
113 * gengtype-lex.l: Likewise.
114 * gengtype.c (read_input_list, adjust_field_type,
115 process_gc_options): Likewise.
116 * genoutput.c (note_constraint): Likewise.
117 * genpreds.c (mangle, add_constraint): Likewise.
118 * genrecog.c (process_define_predicate, new_decision,
119 add_to_sequence): Likewise.
120 * gensupport.c (record_insn_name): Likewise.
122 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
124 * config/i386/driver-i386.c (detect_caches_amd,
125 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
126 and/or -Wcast-qual warnings.
127 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
128 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
129 gt_pch_save): Likewise.
130 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
131 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
132 * global.c (compute_regsets): Likewise.
133 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
134 finish_graph_dump_file): Likewise.
135 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
136 unlink_bb_notes): Likewise.
137 * integrate.c (get_hard_reg_initial_val): Likewise.
138 * ipa-prop.c (ipa_push_func_to_list): Likewise.
139 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
140 * local-alloc.c (update_equiv_regs): Likewise.
141 * loop-invariant.c (check_invariant_table_size,
142 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
144 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
145 altered_reg_used, mark_altered): Likewise.
146 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
147 insert_var_expansion_initialization,
148 combine_var_copies_in_loop_exit, apply_opt_in_copies,
149 release_var_copies): Likewise.
150 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
151 analyze_matrix_decl, add_allocation_site, analyze_transpose,
152 analyze_accesses_for_phi_node, check_var_notmodified_p,
153 check_allocation_function, find_sites_in_func,
154 record_all_accesses_in_func, transform_access_sites,
155 transform_allocation_sites): Likewise.
156 * omp-low.c (new_omp_region, create_omp_child_function_name,
157 check_omp_nesting_restrictions, check_combined_parallel,
158 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
159 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
160 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
161 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
163 * opts-common.c (prune_options): Likewise.
164 * opts.c (add_input_filename, print_filtered_help,
165 get_option_state): Likewise.
166 * params.c (add_params): Likewise.
167 * passes.c (set_pass_for_id, next_pass_1,
168 do_per_function_toporder, pass_fini_dump_file): Likewise.
169 * postreload.c (reload_cse_simplify_operands): Likewise.
170 * predict.c (tree_predicted_by_p, tree_predict_edge,
171 clear_bb_predictions, combine_predictions_for_bb): Likewise.
173 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
175 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
177 * recog.c (check_asm_operands, validate_change_1): Likewise.
178 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
179 subst_asm_stack_regs): Likewise.
180 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
181 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
182 * regmove.c (reg_is_remote_constant_p): Likewise.
183 * regrename.c (regrename_optimize, scan_rtx_reg,
184 kill_clobbered_value, kill_set_value, kill_autoinc_value):
186 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
187 regstat_compute_calls_crossed): Likewise.
188 * reload1.c (init_reload, new_insn_chain,
189 has_nonexceptional_receiver, reload, copy_reloads,
190 calculate_needs_all_insns, init_elim_table): Likewise.
191 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
192 * rtl.c (shallow_copy_rtx_stat): Likewise.
193 * rtlanal.c (parms_set): Likewise.
194 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
195 sbitmap_resize, sbitmap_vector_alloc): Likewise.
196 * sched-ebb.c (earliest_block_with_similiar_load,
197 add_deps_for_risky_insns): Likewise.
198 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
199 schedule_region): Likewise.
200 * see.c (eq_descriptor_pre_extension,
201 hash_descriptor_pre_extension, hash_del_pre_extension,
202 eq_descriptor_properties, hash_descriptor_properties,
203 hash_del_properties, see_seek_pre_extension_expr,
204 see_initialize_data_structures, see_print_register_properties,
205 see_print_pre_extension_expr, see_delete_merged_def_extension,
206 see_delete_unmerged_def_extension, see_emit_use_extension,
207 see_pre_delete_extension, see_map_extension, see_commit_changes,
208 see_analyze_merged_def_local_prop,
209 see_analyze_merged_def_local_prop,
210 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
211 see_set_prop_merged_def, see_set_prop_unmerged_def,
212 see_set_prop_unmerged_use, see_print_one_extension,
213 see_merge_one_use_extension, see_merge_one_def_extension,
214 see_store_reference_and_extension, see_update_uses_relevancy,
215 see_update_defs_relevancy): Likewise.
216 * statistics.c (hash_statistics_hash, hash_statistics_eq,
217 hash_statistics_free, curr_statistics_hash): Likewise.
218 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
219 expand_asm_operands, expand_return, case_bit_test_cmp,
220 expand_case): Likewise.
221 * stor-layout.c (start_record_layout): Likewise.
222 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
223 gt_pch_save_stringpool): Likewise.
224 * tree-data-ref.c (hash_stmt_vertex_info,
225 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
226 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
228 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.md : Change constraints of HImode and QImode
232 immediate operands from "i" to "n". Change SImode "ni" constraint to
233 "i" and SImode "rmi" constraint to "g". Remove all constraints
234 from const0_operand and const1_operand predicated operands.
235 (i): Change QImode and HImode attribute from "i" to "n".
236 (*subqi_2): Change HImode operands to QImode.
239 2008-06-25 Olivier Hainque <hainque@adacore.com>
241 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
244 2008-06-25 Richard Guenther <rguenther@suse.de>
246 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
247 not overflow the result type.
249 2008-06-25 Richard Guenther <rguenther@suse.de>
251 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
252 (vn_lookup): Likewise.
254 2008-06-25 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/35518
257 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
258 * tree-sra.c (instantiate_element): Use fold_build3 to build
260 (try_instantiate_multiple_fields): Likewise.
262 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
264 * config/rs6000/rs6000.md: Change all string instruction's clobber to
267 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
269 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
270 use_backchain_to_restore_sp to true
271 if the offset of the link register save area would go over the 32k - 1
272 offset limit of the load
275 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
277 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
278 anchor for the type-punning blurb. Cross-reference "Structures
279 unions enumerations and bit-fields implementation". Provide a
280 cast-through-pointer example. Make final sentence self-contained.
281 * doc/implement-c.texi (Structures unions enumerations and
282 bit-fields implementation): Cross-reference the type-punning blurb
283 in the -fstrict-aliasing documentation.
285 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
288 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
289 the memory instead of the memory itself for the save area.
291 2008-06-24 Olivier Hainque <hainque@adacore.com>
292 Nicolas Roche <roche@adacore.com>
294 * gengtype.c (srcdir_len): size_t instead of int.
295 (get_file_realbasename): New function. For F a filename, the real
296 basename of F, with all the path components stripped.
297 (get_file_srcdir_relative_path): New function. For F a filename, the
298 relative path to F from $(srcdir).
299 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
300 get_file_realbasename. Adjust the head comment.
301 (get_prefix_langdir_index): New function. For F a filename, return the
302 lang_dir_names[] relative index of the language directory that is
304 (get_file_langdir): For F a filename, return the name of the language
305 directory where F is located.
306 (get_file_gtfilename): New function. The gt- output file name for an
308 (get_output_file_with_visibility): Replace in-line computations with
309 uses of get_file_gtfilename and get_prefix_langdir_index.
310 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
312 2008-06-24 Jakub Jelinek <jakub@redhat.com>
314 PR tree-optimization/36504
315 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
316 references without base address.
318 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
321 * calls.c (expand_call): Increase alignment for recursive functions.
323 2008-06-23 Anatoly Sokolov <aesok@post.ru>
325 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
326 (TARGET_FUNCTION_VALUE): New define.
327 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
328 * config/avr/avr.h (FUNCTION_VALUE): Remove.
330 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
333 (fmod<mode>3): Ditto.
334 (remainderxf3): Ditto.
335 (remainder<mode>3): Ditto.
337 2008-06-23 Jakub Jelinek <jakub@redhat.com>
340 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
341 REG is a hard register.
343 PR tree-optimization/36508
344 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
345 499, don't check it at all in release compilers.
347 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
350 together with SSE_TARGET_MATH to disable insn pattern.
351 (*fop_<MODEF:mode>_2_i387): Ditto.
352 (*fop_<MODEF:mode>_3_i387): Ditto.
354 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
356 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
358 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
361 * gimplify.c (gimplify_asm_expr): Check the return code of
362 parse_output_constraint call, set function return and is_inout
365 2008-06-22 Ian Lance Taylor <iant@google.com>
367 * c-lex.c (narrowest_unsigned_type): Change itk to int.
368 (narrowest_signed_type): Likewise.
369 * c-typeck.c (c_common_type): Change local variable mclass to enum
371 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
372 tcc_comparison, not the tree code itself.
373 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
374 (c_expand_expr): Cast modifier to enum expand_modifier.
375 * c-common.h (C_RID_CODE): Add casts.
376 (C_SET_RID_CODE): Define.
377 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
378 (c_lex_one_token): Add cast to avoid warning.
379 (c_parser_objc_type_name): Rename local typename to type_name.
380 (check_no_duplicate_clause): Change code parameter to enum
382 (c_parser_omp_var_list_parens): Change kind parameter to enum
384 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
385 c_parser_omp_list_var_parens.
386 (c_parser_omp_threadprivate): Likewise.
387 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
388 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
389 * c-format.c (NO_FMT): Define.
390 (printf_length_specs): Use NO_FMT.
391 (asm_fprintf_length_specs): Likewise.
392 (gcc_diag_length_specs): Likewise.
393 (scanf_length_specs): Likewise.
394 (strfmon_length_specs): Likewise.
395 (gcc_gfc_length_specs): Likewise.
396 (printf_flag_specs): Change 0 to STD_C89.
397 (asm_fprintf_flag_specs): Likewise.
398 (gcc_diag_flag_specs): Likewise.
399 (gcc_cxxdiag_flag_specs): Likewise.
400 (scanf_flag_specs): Likewise.
401 (strftime_flag_specs): Likewise.
402 (strfmon_flag_specs): Likewise.
403 (print_char_table): Likewise.
404 (asm_fprintf_char_table): Likewise.
405 (gcc_diag_char_table): Likewise.
406 (gcc_tdiag_char_table): Likewise.
407 (gcc_cdiag_char_table): Likewise.
408 (gcc_cxxdiag_char_table): Likewise.
409 (gcc_gfc_char_table): Likewise.
410 (scan_char_table): Likewise.
411 (time_char_table): Likewis.
412 (monetary_char_table): Likewise.
413 * c-format.h (BADLEN): Likewise.
415 2008-06-21 Ian Lance Taylor <iant@google.com>
417 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
418 Define END_OF_BASE_TREE_CODES around inclusion.
419 * tree.c (tree_code_type): New global array.
420 (tree_code_length, tree_code_name): Likewise.
421 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
423 (all-tree.def, s-alltree): New targets.
424 (gencheck.h, s-gencheck): Remove.
425 (tree.o): Depend upon all-tree.def.
426 (build/gencheck.o): Remove gencheck.h dependency.
427 (mostlyclean): Don't remove gencheck.h.
428 * c-common.h (enum c_tree_code): Remove.
429 * c-lang.c (tree_code_type): Remove.
430 (tree_code_length, tree_code_name): Remove.
431 * gencheck.c (tree_codes): Include all-tree.def, rather than
432 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
434 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
436 * cp/cp-tree.h (enum cplus_tree_code): Remove.
437 (operator_name_info): Size to MAX_TREE_CODES.
438 (assignment_operator_name_info): Likewise.
439 * cp/cp-lang.c (tree_code_type): Remove.
440 (tree_code_length, tree_code_name): Remove.
441 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
442 (assignment_operator_name_info): Likewise.
443 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
445 * cp/mangle.c (write_expression): Likewise.
446 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
447 * fortran/f95-lang.c (tree_code_type): Remove.
448 (tree_code_length, tree_code_name): Remove.
449 * java/java-tree.h (enum java_tree_code): Remove.
450 * java/lang.c (tree_code_type): Remove.
451 (tree_code_length, tree_code_name): Remove.
452 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
453 * objc/objc-act.h (enum objc_tree_code): Remove.
454 * objc/objc-lang.c (tree_code_type): Remove.
455 (tree_code_length, tree_code_name): Remove.
456 * objcp/objcp-lang.c (tree_code_type): Remove.
457 (tree_code_length, tree_code_name): Remove.
458 * ada/ada-tree.h (enum gnat_tree_code): Remove.
459 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
460 * ada/misc.c (tree_code_type): Remove.
461 (tree_code_length, tree_code_name): Remove.
463 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
465 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
466 the grand_bitmap_obstack.
468 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
471 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
472 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
473 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
474 move_stmt_r, new_label_mapper): Likewise.
475 * tree-complex.c (cvc_lookup): Likewise.
476 * tree-dfa.c (create_function_ann): Likewise.
477 * tree-dump.c (dump_register): Likewise.
478 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
479 find_phi_replacement_condition): Likewise.
480 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
481 tree_function_versioning): Likewise.
482 * tree-into-ssa.c (cmp_dfsnum): Likewise.
483 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
484 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
485 get_nonlocal_debug_decl, convert_nonlocal_reference,
486 convert_nonlocal_omp_clauses, get_local_debug_decl,
487 convert_local_reference, convert_local_omp_clauses,
488 convert_nl_goto_reference, convert_nl_goto_receiver,
489 convert_tramp_reference, convert_call_expr): Likewise.
490 * tree-outof-ssa.c (contains_tree_r): Likewise.
491 * tree-parloops.c (reduction_phi, initialize_reductions,
492 eliminate_local_variables_1, add_field_for_reduction,
493 add_field_for_name, create_phi_for_local_result,
494 create_call_for_reduction_1, create_loads_for_reductions,
495 create_stores_for_reduction, create_loads_and_stores_for_name):
497 * tree-phinodes.c (allocate_phi_node): Likewise.
498 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
499 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
500 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
501 * tree-ssa-coalesce.c (compare_pairs): Likewise.
502 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
503 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
504 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
505 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
506 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
507 vn_nary_op_insert): Likewise.
508 * tree-ssa.c (redirect_edge_var_map_add,
509 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
510 * tree-vectorizer.c (vectorize_loops): Likewise.
511 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
512 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
513 tree_cons_stat, build1_stat, build_variant_type_copy,
514 decl_init_priority_lookup, decl_fini_priority_lookup,
515 decl_priority_info, decl_restrict_base_lookup,
516 decl_restrict_base_insert, decl_debug_expr_lookup,
517 decl_debug_expr_insert, decl_value_expr_lookup,
518 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
519 type_hash_add, get_file_function_name, tree_check_failed,
520 tree_not_check_failed, tree_range_check_failed,
521 omp_clause_range_check_failed, build_omp_clause,
522 build_vl_exp_stat): Likewise.
523 * value-prof.c (gimple_histogram_value,
524 gimple_duplicate_stmt_histograms): Likewise.
525 * var-tracking.c (attrs_list_insert, attrs_list_copy,
526 unshare_variable, variable_union_info_cmp_pos, variable_union,
527 dataflow_set_different_1, dataflow_set_different_2,
528 vt_find_locations, variable_was_changed, set_variable_part,
529 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
530 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
531 section_entry_hash, object_block_entry_eq,
532 object_block_entry_hash, create_block_symbol,
533 initialize_cold_section_name, default_function_rodata_section,
534 strip_reg_name, set_user_assembler_name, const_desc_eq,
535 build_constant_desc, output_constant_def, lookup_constant_def,
536 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
537 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
538 default_internal_label): Likewise.
539 * varray.c (varray_init, varray_grow): Likewise.
540 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
542 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
545 operators for "test" insn. Macroize insn using SWI mode macro.
546 (*jcc_fused_2): Ditto.
547 (*jcc_fused_3): Macroize insn using SWI mode macro.
548 (*jcc_fused_4): Ditto.
550 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
552 * tree-ssa-pre.c: Fix typo in comment.
553 (init_antic, fini_antic): Add explicit funtions for
554 initializing and deinitializing ANTIC and AVAIL sets.
555 (create_expression_by_pieces): Fix typo in comment.
556 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
557 (execute_pre): Eventually dump details about ANTIC_IN.
559 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
562 * gcc.c (translate_options, init_spec, store_arg, read_specs,
563 add_to_obstack, file_at_path, find_a_file, execute,
564 add_preprocessor_option, add_assembler_option, add_linker_option,
565 process_command, insert_wrapper, do_option_spec, do_self_spec,
566 spec_path, do_spec_1, is_directory, main, used_arg,
567 getenv_spec_function): Likewise.
568 * tlink.c (symbol_hash_lookup, file_hash_lookup,
569 demangled_hash_lookup, symbol_push, file_push, frob_extension):
572 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
574 * doc/rtl.texi: Updated subreg section.
576 2008-06-19 Jakub Jelinek <jakub@redhat.com>
579 * cgraphunit.c (cgraph_process_new_functions): Don't clear
580 node->needed and node->reachable.
581 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
582 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
583 (expand_task_call): Don't call expand_task_copyfn.
584 (expand_task_copyfn): Renamed to...
585 (finalize_task_copyfn): ... this.
587 2008-06-19 Jan Hubicka <jh@suse.cz>
589 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
590 clobbering framepointer.
592 2008-06-19 Jan Hubicka <jh@suse.cz>
594 * tree-optimize.c (execute_early_local_optimizations): Set
595 cgraph_state only at first invocation.
597 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * system.h (-Wc++-compat): Activate as a warning, no an error.
601 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
604 instead of "#" in insn asm template.
605 (*jcc_fused_2): Ditto.
607 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
609 * config/i386/i386.h (ix86_tune_indices)
610 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
611 (TARGET_FUSE_CMP_AND_BRANCH): New define.
612 * config/i386/i386.md (*jcc_fused_1): New insn pattern
613 (*jcc_fused_2): Ditto.
614 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
615 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
616 (print operand): Handle 'E' and 'e' code.
618 2008-06-19 Anatoly Sokolov <aesok@post.ru>
620 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
621 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
622 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
624 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
626 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
628 (cgraph_expand_function): Use local copy of decl.
629 (cgraph_expand_all_functions): Remove redundant initialization of
631 (cgraph_optimize): Reword internal_error message.
633 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
635 * arm-protos.h (arm_return_in_memory): Remove public
636 arm_return_in_memory() prototype.
637 * arm.c (arm_return_in_memory): Add static prototype, add target
638 hook macro, change definition and comments.
639 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
641 2008-06-19 Ben Elliston <bje@au.ibm.com>
643 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
644 real.c: Remove references to IEEE 754R.
645 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
646 * doc/libgcc.texi (Decimal float library routines): Likewise.
648 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
650 * targhooks.h (struct gcc_target): New member unwind_word_mode.
651 (default_unwind_word_mode): Add prototype.
652 * targhooks.c (default_unwind_word_mode): New function.
653 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
654 instead of word_mode.
655 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
656 (TARGET_INITIALIZER): Use it.
658 * c-common.c (handle_mode_attribute): Support "unwind_word"
660 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
662 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
663 word_mode to access SjLj_Function_Context member "data".
664 (sjlj_emit_dispatch_table): Likewise. Also, perform type
665 conversion from targetm.eh_return_filter_mode () to
666 targetm.unwind_word_mode () if they differ.
668 * builtin-types.def (BT_UNWINDWORD): New primitive type.
669 (BT_FN_UNWINDWORD_PTR): New function type.
670 (BT_FN_WORD_PTR): Remove.
671 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
672 * except.c (expand_builtin_extend_pointer): Convert pointer to
673 targetm.unwind_word_mode () instead of word_mode.
675 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
676 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
677 (spu_unwind_word_mode): New function.
678 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
679 (TARGET_UNWIND_WORD_MODE): Define.
680 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
682 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
684 * config/spu/spu.c (reg_align): Remove.
685 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
686 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
687 (spu_split_store): Likewise.
689 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
691 * gcc/tree-vn.c: Fix typo in comment.
693 2008-06-18 Jan Hubicka <jh@suse.cz>
695 * cgraphunit.c (cgraph_optimize): Output debug info when doing
696 toplevel reorder too.
698 2008-06-18 Jan Hubicka <jh@suse.cz>
700 * c-opts.c (c_common_post_options): PCH is not compatible with
702 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
703 -fno-toplevel-reorder by default now.
705 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
707 PR documentation/30739
708 * doc/install.texi (Prerequisites): Document dependency on awk.
710 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
711 Ian Lance Taylor <iant@google.com>
713 PR rtl-optimization/35604
714 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
715 only want to change jump destinations, not eventual label comparisons.
717 2008-06-16 Jan Hubicka <jh@suse.cz>
719 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
721 (cgraph_analyze_function): Likewise.
723 2008-06-16 Jan Hubicka <jh@suse.cz>
725 * cgraph.h (cgraph_mark_if_needed): New function.
726 * cgraphunit.c (cgraph_mark_if_needed): New function.
727 * c-decl.c (duplicate_decl): Use it.
729 2008-06-16 Jan Hubicka <jh@suse.cz>
731 * cgraph.c (cgraph_add_new_function): When in expansion state, do
734 2008-06-16 Jan Hubicka <jh@suse.cz>
736 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
738 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
739 Kazu Hirata <kazu@codesourcery.com>
740 Maxim Kuvyrkov <maxim@codesourcery.com
742 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
743 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
744 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
745 EXTRA_SPEC_FUNCTIONS.
746 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
747 (DRIVER_SELF_SPECS): Adjust.
748 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
749 * config/mips/st.h, config/mips/t-st: New.
750 * config/mips/driver-native.c, config/mips/x-native: New.
751 * doc/invoke.texi (MIPS): Document 'native' value for -march and
754 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
756 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
758 (ISA_HAS_FP_CONDMOVE): New macro.
759 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
760 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
761 (ISA_HAS_NMADD3_NMSUB3): New macro.
762 * config/mips/mips.c (mips_rtx_costs): Update.
763 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
764 compiling for ST Loongson 2E/2F.
765 (madd<mode>): Rename to madd4<mode>. Update.
766 (madd3<mode>): New pattern.
767 (msub<mode>): Rename to msub4<mode>. Update.
768 (msub3<mode>): New pattern.
769 (nmadd<mode>): Rename to nmadd4<mode>. Update.
770 (nmadd3<mode>): New pattern.
771 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
772 (nmadd3<mode>_fastmath): New pattern.
773 (nmsub<mode>): Rename to nmsub4<mode>. Update.
774 (nmsub3<mode>): New pattern.
775 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
776 (nmsub3<mode>_fastmath): New pattern.
777 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
779 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
781 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
782 (DF_REF_INSN_INFO): New.
783 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
784 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
785 with a NULL DF_REF_INSN_INFO.
786 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
788 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
789 DF_INSN_INFO_EQ_USES): New.
790 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
791 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
792 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
793 * df-core.c: Update comment for above changes.
794 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
795 DF_INSN_UID_* macros.
796 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
797 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
798 insn rtx. Update all callers.
799 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
800 df_ref_create_structure, df_insn_refs_collect): Likewise.
801 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
802 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
803 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
804 macros to access the insn refs.
805 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
806 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
807 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
808 for accessing the refs.
809 (try_fwprop_subst): Likewise.
810 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
811 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
812 for accessing the refs.
813 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
814 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
815 to look at the insn refs.
816 (record_uses): Likewise.
817 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
819 (mark_artificial_uses): Don't mark_insn for artificial refs.
820 (mark_reg_rependencies): Likewise.
822 * doc/rtl.texi: Remove documentation of ADDRESSOF.
824 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
826 * configure: Regenerate.
828 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
830 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
831 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
832 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
834 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
836 * config/avr/avr.c (avr_mcu_t): Add attiny167.
837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
838 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
840 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
842 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
843 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
844 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
846 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
848 * tree-ssa-sccvn.c: Fix format of comments.
850 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
852 * cgraph.c: Remove unneeded forward declarations of eq_node()
855 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
857 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
859 (see_update_relevancy): Likewise.
860 * fwprop.c (try_fwprop_subst): Likewise.
861 * rtlanal.c (noop_move_p): Likewise.
862 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
863 notes to non-existing libcall blocks.
864 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
866 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
867 (dead_libcall_p): Remove.
868 (delete_trivially_dead_insns): Don't use it.
869 * web.c (union_defs): Remove comment about keeping nops.
870 * gcse.c (hash_scan_insn): Don't take libcall pointers.
871 (compute_hash_table_work): Don't track libcall notes.
872 (do_local_cprop): Don't take libcall pointers. Don't update
874 (adjust_libcall_notes): Deleted.
875 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
876 ever have existed in the first place).
877 (replace_store_insn): Don't try to remove libcall notes.
878 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
879 (resolve_reg_notes): Don't call them.
880 (resolve_simple_move): Likewise.
881 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
882 Don't remove REG_RETVAL notes.
883 * emit-rtl.c (try_split): Don't update libcall notes.
884 (emit_copy_of_insn_after): Dito.
885 * cselib.c (cselib_current_insn_in_libcall): Remove.
886 (cselib_process_insn): Don't set/clear it.
887 (new_elt_loc_list): Don't record it.
888 (cselib_init): Don't initialize it.
889 * cselib.c (struct elt_loc_list): Remove in_libcall field.
890 * loop-invariant.c (find_invariant_insn): Don't look for libcall
892 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
893 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
894 (init_deps): Don't initialize it.
895 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
896 * combine.c (delete_noop_moves): Don't update libcall notes.
897 (can_combine_p): Remove now pointless #if 0 block.
898 (try_combine): Remove another obsolete #if 0 block.
899 (distribute_notes): Don't distribute libcall notes.
900 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
901 * dce.c (libcall_dead_p): Remove.
902 (delete_unmarked_insns): Don't handle libcall blocks.
903 (preserve_libcall_for_dce): Remove.
904 (prescan_insns_for_dce): Don't special-case libcall block insns.
905 * reload1 (reload): Don't handle libcall notes.
906 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
909 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
911 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
912 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
913 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
915 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
917 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
918 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
919 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
921 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
923 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
925 2008-06-16 Ira Rosen <irar@il.ibm.com>
927 PR tree-optimization/36493
928 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
929 the arguments list. Use VECTYPE to create vector pointer.
930 (vectorizable_store): Fail if accesses through a pointer to vectype
931 do not alias the original memory reference operands.
932 Call vect_create_data_ref_ptr without the removed argument.
933 (vectorizable_load): Likewise.
934 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
937 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
940 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
943 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
945 * config/mips/loongson2ef.md: New file.
946 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
947 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
948 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
949 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
950 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
952 (loongson2ef.md): New include.
953 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
954 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
955 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
956 (loongson_gt_<mode>, loongson_extract_halfword)
957 (loongson_insert_halfword_0, loongson_insert_halfword_2)
958 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
959 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
960 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
961 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
962 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
963 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
964 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
965 (vec_interleave_low<mode>): Define type attribute.
966 * config/mips/mips.c (mips_ls2): New static variable.
967 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
968 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
969 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
970 Implement target scheduling hooks.
971 (mips_multipass_dfa_lookahead): Update to handle tuning for
973 (mips_sched_init): Initialize data for Loongson scheduling.
974 (mips_ls2_variable_issue): New static function.
975 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
977 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
978 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
979 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
980 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
981 Handle ST Loongson 2E/2F cores.
982 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
984 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
986 * omp-low.c (extract_omp_for_data): Fix comment typo.
989 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
991 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
992 FIXME note about gcc/config.guess.
993 * doc/options.texi (Option file format): Remove non-ASCII bytes.
994 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
995 * doc/cppopts.texi: Likewise.
996 * doc/extend.texi: Likewise.
997 * doc/gcc.texi: Likewise.
998 * doc/gccint.texi: Likewise.
999 * doc/gcov.texi: Likewise.
1000 * doc/gty.texi: Likewise.
1001 * doc/hostconfig.texi: Likewise.
1002 * doc/install.texi: Likewise.
1003 * doc/invoke.texi: Likewise.
1004 * doc/loop.texi: Likewise.
1005 * doc/makefile.texi: Likewise.
1006 * doc/md.texi: Likewise.
1007 * doc/passes.texi: Likewise.
1008 * doc/tm.texi: Likewise.
1009 * doc/tree-ssa.texi: Likewise.
1010 * doc/trouble.texi: Likewise.
1012 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1013 Nathan Sidwell <nathan@codesourcery.com>
1014 Maxim Kuvyrkov <maxim@codesourcery.com>
1015 Richard Sandiford <rdsandiford@googlemail.com>
1017 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1018 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1019 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1021 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1022 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1023 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1025 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1026 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1027 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1028 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1029 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1030 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1031 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1032 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1033 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1034 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1035 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1036 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1037 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1038 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1039 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1040 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1041 (mips_builtins): Add Loongson builtins.
1042 (mips_loongson_2ef_bdesc): New.
1043 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1044 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1045 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1046 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1048 (mips_expand_vector_init): New.
1049 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1050 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1052 * config/mips/mips.md: Add unspec numbers for Loongson
1053 builtins. Include loongson.md.
1054 (MOVE64): Include Loongson vector modes.
1055 (SPLITF): Include Loongson vector modes.
1056 (HALFMODE): Handle Loongson vector modes.
1057 * config/mips/loongson.md: New.
1058 * config/mips/loongson.h: New.
1059 * config.gcc: Add loongson.h header for mips*-*-* targets.
1060 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1062 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1064 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1065 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1066 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1067 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1068 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1069 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1070 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1071 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1072 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1073 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1074 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1075 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1076 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1077 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1078 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1079 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1080 Remove use_fixproto=yes.
1081 (ia64*-*-hpux*): Remove comment about using fixproto.
1082 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1084 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1086 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1088 * configure: Regenerate.
1090 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1093 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1094 before evaluating it.
1096 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1099 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1100 nested inline functions.
1101 (start_decl, start_function): Don't invert DECL_EXTERNAL
1102 for nested inline functions.
1104 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1106 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1107 splits that must be made for correctness.
1109 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1111 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1112 (AVAIL_NON_MIPS16): Likewise.
1113 (mips_builtin_description): Replace target_flags with a predicate.
1114 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1115 (dspr2_32): New availability predicates.
1116 (MIPS_BUILTIN): New macro.
1117 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1118 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1119 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1120 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1121 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1122 (mips_dsp_32only_bdesc): Merge into...
1123 (mips_builtins): ...this new array.
1124 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1125 (mips_init_builtins): Update after above changes.
1126 (mips_expand_builtin_1): Merge into...
1127 (mips_expand_builtin): ...here and update after above changes.
1129 2008-06-12 Paul Brook <paul@codesourcery.com>
1131 * longlong.h (__arm__): Define count_leading_zeros.
1132 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1133 (clzsi2, clzdi2): New functions.
1134 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1135 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1136 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1137 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1138 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1139 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1140 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1141 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1142 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1143 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1145 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1147 * config/m68k/m68k.c (m68k_tune_flags): New.
1148 (override_options): Compute m68k_tune_flags.
1149 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1150 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1152 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1155 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1157 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1159 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1160 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1162 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1164 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1165 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1167 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1170 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1173 2008-06-12 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/36345
1176 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1177 add memory_tag_needed flag.
1178 (may_alias_p): Declare.
1179 * tree-ssa-alias.c (may_alias_p): Export.
1180 (set_initial_properties): Use memory_tag_needed flag.
1181 (update_reference_counts): Likewise.
1182 (reset_alias_info): Reset memory_tag_needed flag.
1183 (create_name_tags): Check memory_tag_needed flag.
1184 (dump_points_to_info_for): Dump it.
1185 * tree-ssa-structalias.c (struct variable_info): Remove
1186 directly_dereferenced flag.
1187 (new_var_info): Do not initialize it.
1188 (process_constraint_1): Do not set it.
1189 (update_alias_info): Set is_dereferenced flag.
1190 (set_uids_in_ptset): Use may_alias_p.
1191 (set_used_smts): Check memory_tag_needed flag.
1192 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1193 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1194 memory_tag_needed flag.
1195 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1198 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1200 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1201 red zone for w64 abi.
1202 (ix86_expand_prologue): Likewise.
1203 (ix86_force_to_memory): Likewise.
1204 (ix86_free_from_memory): Likewise.
1206 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1209 * config/rs6000/rs6000.c (rs6000_override_options): Set
1210 rs6000_isel conditionally to the absence of comand line override.
1211 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1212 Remove duplicate rs6000_isel setting.
1213 * config/rs6000/eabispe.h: Ditto.
1215 2008-06-11 Richard Guenther <rguenther@suse.de>
1217 * alias.c (get_alias_set): Use the element alias-set for arrays.
1218 (record_component_aliases): For arrays and vectors do nothing.
1219 * c-common.c (strict_aliasing_warning): Handle the cases
1220 of alias set zero explicitly.
1221 * Makefile.in (dfp.o-warn): Add -Wno-error.
1223 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1225 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1227 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1228 tune_32 tune_64 to supported_defaults. Allow values not
1229 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1230 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1231 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1232 with_cpu_64 to generic for 64-bit-supporting configurations, not
1233 with_cpu. Remove FIXMEs.
1234 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1235 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1236 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1237 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1238 arch_32 and arch_64.
1240 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1241 Olivier Hainque <hainque@adacore.com>
1243 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1244 Use DECL_SIZE_UNIT to retrieve the size of the field.
1246 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1248 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1249 with function calls after declarations. Lay out
1250 neon_float_type_node before further use.
1252 2008-06-11 Richard Guenther <rguenther@suse.de>
1254 * tree-flow.h (may_point_to_global_var): Declare.
1255 * tree-ssa-alias.c (may_point_to_global_var): New function.
1256 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1258 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1260 * configure.ac: Teach that fido supports .debug_line.
1261 * configure: Regenerate.
1263 2008-06-10 Tom Tromey <tromey@redhat.com>
1265 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1268 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1270 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1271 (encode_decimal64, decode_decimal64, encode_decimal128,
1272 decode_decimal128): Reverse order of 32-bit parts of value if host
1273 and target endianness differ.
1275 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1277 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1278 Avoid division by 0.
1279 (tree_mod_pow2_value_transform): Likewise.
1280 (tree_ic_transform): Likewise.
1281 (tree_stringops_transform): Likewise.
1282 (tree_mod_subtract_transform): Likewise.
1283 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1284 (copy_edges_for_bb): Likewise.
1285 (initialize_cfun): Likewise.
1287 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1290 nonmemory_operand. Add "N" operand constraint.
1292 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1293 (*jcc_btsi_mask): Ditto.
1294 (*jcc_btsi_mask_1): Ditto.
1296 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1298 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1299 TYPE_CANONICAL for copied element type.
1301 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1305 Add m_CORE2 and m_GENERIC.
1306 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1307 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1309 (*jcc_btdi_rex64): New instruction and split pattern.
1311 (*jcc_btsi_1): Ditto.
1312 (*btsq): Fix Intel asm dialect operand order.
1316 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1319 * simplify-rtx.c (simplify_subreg): Add check for shift count
1322 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1324 * doc/md.texi: Synchronize with later constraints.md change.
1325 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1326 with a C implementation.
1327 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1329 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1330 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1331 when moving to and from MD_REGNUM.
1332 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1333 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1334 Handle byte and halfword moves.
1335 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1337 * config/mips/constraints.md (h): Turn into NO_REGS.
1338 (l, x): Update documentation.
1339 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1340 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1341 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1342 (HILO): New mode iterator.
1344 (any_div): New code iterator.
1345 (u): Extend code attribute to div and udiv.
1346 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1347 d_operand in the splitters. Remove redundant CONST_INT checks.
1348 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1349 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1350 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1351 accordingly, using normal moves instead of unspecs to move LO into
1352 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1353 (<u>mulsidi3): Handle expansion in C code.
1354 (<u>mulsidi3_32bit_internal): Rename to...
1355 (<u>mulsidi3_32bit): ...this.
1356 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1357 (*<u>mulsidi3_64bit): Rename to...
1358 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1359 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1360 to set LO and HI to the multiplication result. Use a normal move
1361 for MFLO and an unspec for MFHI.
1362 (*<u>mulsidi3_64bit_parts): Replace with...
1363 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1364 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1365 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1366 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1367 instead of HI. Split the instruction into a separate multiplication
1368 and MFHI if !TARGET_FIX_R4000.
1369 (<su>muldi3_highpart): Likewise.
1370 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1371 and the "=h" clobber.
1372 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1373 (<u>mulditi3): New expander.
1374 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1375 (madsi): Remove "=h" clobber.
1376 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1377 Force the modulus result to be a GPR and split the instruction into
1378 a division followed by an MFHI after reload.
1379 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1380 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1381 the MIPS16 HIGH define_split.
1382 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1383 of acc<->gpr moves to "multi".
1384 (*movdi_64bit): Replace the single "x" alternative with
1385 alternatives for moving into and out of "a".
1386 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1387 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1388 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1389 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1390 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1391 (movti): New expander.
1392 (*movti, *movti_mips16): New insns.
1393 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1394 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1395 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1396 * config/mips/predicates.md (fpr_operand): Delete.
1397 (d_operand): New predicate.
1399 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1401 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1402 failure on some Bourne shells.
1403 (x86_64-*-*): Ditto.
1405 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1407 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1409 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1411 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1412 (sparc-sun-solaris2*): Likewise.
1414 2008-06-09 Arnaud Charlet <charlet@adacore.com
1416 * doc/install.texi: Update requirements to build the Ada compiler.
1418 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1420 * df-scan.c (struct df_scan_problem_data): Remove the
1421 mw_link_pool alloc pool.
1422 (df_scan_free_internal): Don't free it.
1423 (df_scan_alloc): Don't allocate it.
1424 * df.h (struct df_link): Update comment.
1426 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1428 * except.h: Correct checks for when SJLJ exceptions must be used.
1430 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1432 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1435 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1437 PR tree-optimization/36218
1438 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1439 configure for the build system.
1440 (BUILD_LDFLAGS): Define.
1441 * configure: Regenerate.
1442 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1444 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1447 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1448 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1449 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1451 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1453 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1455 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1457 * config.gcc (Obsolete configurations): Remove list of
1459 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1460 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1461 targets matched by those patterns.
1462 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1463 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1464 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1465 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1466 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1467 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1468 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1469 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1470 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1471 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1472 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1473 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1474 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1475 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1476 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1477 Make code for Solaris 7 and greater unconditional for Solaris.
1478 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1479 Remove --with-* handling.
1480 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1481 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1482 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1483 LINK_OS_WINDISS_SPEC): Remove.
1484 * config/rs6000/sysv4.opt (mwindiss): Remove.
1485 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1486 * configure: Regenerate.
1487 * doc/cpp.texi: Don't mention BeOS.
1488 * doc/extend.texi (interrupt): Don't mention MS1.
1489 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1490 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1491 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1492 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1493 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1495 * doc/invoke.texi (MT Options): Remove.
1496 (-mwindiss): Remove.
1497 (CRIS Options): Remove cris-axis-aout references.
1498 (HPPA Options): Don't mention hppa1.1-*-pro.
1499 * doc/md.texi: (MorphoTech family): Remove.
1500 * libgcc2.c: Don't handle UWIN.
1501 * config/alpha/t-unicosmk: Remove.
1502 * config/alpha/unicosmk.h: Remove.
1503 * config/arm/kaos-arm.h: Remove.
1504 * config/arm/kaos-strongarm.h: Remove.
1505 * config/arm/strongarm-coff.h: Remove.
1506 * config/arm/strongarm-elf.h: Remove.
1507 * config/arm/strongarm-pe.h: Remove.
1508 * config/arm/t-strongarm-pe: Remove.
1509 * config/arm/t-xscale-coff: Remove.
1510 * config/arm/t-xscale-elf: Remove.
1511 * config/arm/xscale-coff.h: Remove.
1512 * config/arm/xscale-elf.h: Remove.
1513 * config/chorus.h: Remove.
1514 * config/cris/aout.h: Remove.
1515 * config/cris/aout.opt: Remove.
1516 * config/cris/t-aout: Remove.
1517 * config/i386/beos-elf.h: Remove.
1518 * config/i386/kaos-i386.h: Remove.
1519 * config/i386/ptx4-i.h: Remove.
1520 * config/i386/sco5.h: Remove.
1521 * config/i386/sco5.opt: Remove.
1522 * config/i386/sysv4-cpp.h: Remove.
1523 * config/i386/sysv5.h: Remove.
1524 * config/i386/t-beos: Remove.
1525 * config/i386/t-sco5: Remove.
1526 * config/i386/t-uwin: Remove.
1527 * config/i386/uwin.asm: Remove.
1528 * config/i386/uwin.h: Remove.
1529 * config/kaos.h: Remove.
1530 * config/mips/windiss.h: Remove.
1531 * config/mt: Remove directory.
1532 * config/pa/pa-osf.h: Remove.
1533 * config/pa/pa-pro-end.h: Remove.
1534 * config/pa/t-pro: Remove.
1535 * config/ptx4.h: Remove.
1536 * config/rs6000/beos.h: Remove.
1537 * config/rs6000/kaos-ppc.h: Remove.
1538 * config/rs6000/t-beos: Remove.
1539 * config/rs6000/windiss.h: Remove.
1540 * config/sh/kaos-sh.h: Remove.
1541 * config/sol2-6.h: Remove.
1542 * config/sparc/sol26-sld.h: Remove.
1543 * config/sparc/sysv4-only.h: Remove.
1544 * config/vax/bsd.h: Remove.
1545 * config/vax/t-memfuncs: Remove.
1546 * config/vax/ultrix.h: Remove.
1547 * config/vax/vaxv.h: Remove.
1548 * config/windiss.h: Remove.
1550 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1552 PR rtl-optimization/36438
1553 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1554 for vector shifts with constant scalar shift operands.
1556 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1558 * doc/invoke.texi: Document -march=xlr.
1559 * config/mips/xlr.md: New file.
1560 * config/mips/mips.md: Include it.
1562 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1563 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1564 (mips_rtx_cost_data): Likewise.
1566 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1568 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1569 PRE_INC and PRE_DEC cases.
1571 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1573 PR rtl-optimization/36419
1574 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1575 the emitting jump insn.
1578 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1579 is not bool, boolify the whole *expr_p and convert to the desired type.
1581 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1583 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1584 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1585 Add omp_private_outer_ref hook, add another argument to
1586 omp_clause_default_ctor hook.
1587 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1588 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1589 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1590 hook_tree_tree_tree_tree_null.
1591 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1592 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1593 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1594 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1595 * tree.def (OMP_TASK): New tree code.
1596 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1597 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1598 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1599 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1600 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1601 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1602 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1603 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1604 (OMP_DIRECTIVE_P): Add OMP_TASK.
1605 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1606 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1607 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1608 and OMP_CLAUSE_UNTIED entries.
1609 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1611 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1612 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1613 * tree-pretty-print.c (dump_omp_clause): Handle
1614 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1615 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1616 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1617 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1618 warning about unsigned iterators. Change decl/init/cond/incr
1619 arguments to TREE_VECs, check arguments for all collapsed loops.
1620 (c_finish_omp_taskwait): New function.
1621 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1623 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1624 default_function_array_conversion on init. Add par_clauses argument.
1625 If decl is present in parallel's lastprivate clause, change it to
1626 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1627 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1628 collapse count in clauses.
1629 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1630 c_parser_omp_for_loop callers.
1631 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1632 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1633 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1634 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1636 (c_parser_omp_clause_schedule): Handle schedule(auto).
1637 Include correct location in the error message.
1638 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1639 and PRAGMA_OMP_CLAUSE_UNTIED.
1640 (OMP_TASK_CLAUSE_MASK): Define.
1641 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1642 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1643 * tree-nested.c (convert_nonlocal_omp_clauses,
1644 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1645 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1646 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1647 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1649 (conver_nonlocal_reference, convert_local_reference,
1650 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1651 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1652 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1653 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1654 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1655 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1656 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1657 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1658 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1660 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1661 * c-common.h (c_finish_omp_taskwait): New prototype.
1662 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1663 * tree-parloops.c (create_parallel_loop): Create 1 entry
1664 vectors for OMP_FOR_{INIT,COND,INCR}.
1665 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1666 (make_edges): Handle OMP_TASK.
1667 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1668 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1669 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1670 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1671 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1672 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1673 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1674 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1675 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1676 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1677 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1678 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1679 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1680 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1681 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1682 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1683 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1684 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1685 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1686 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1687 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1688 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1689 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1690 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1691 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1692 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1693 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1694 original iterator is present in lastprivate clause or if
1695 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1696 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1697 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1698 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1699 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1700 if it is set, lookup var in outer contexts too. Handle
1701 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1702 to be implicitly determined firstprivate for task regions.
1703 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1704 if it is set, lookup var in outer contexts too. Set
1705 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1706 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1707 OMP_CLAUSE_UNTIED. Take region_type as last argument
1708 instead of in_parallel and in_combined_parallel.
1709 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1711 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1712 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1713 (new_omp_context): Set default_kind to
1714 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1715 (omp_region_type): New enum.
1716 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1717 fields, add region_type.
1718 (new_omp_context): Take region_type as argument instead of is_parallel
1719 and is_combined_parallel.
1720 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1721 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1722 ctx->is_combined_parallel checks.
1723 (gimplify_omp_task): New function.
1724 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1726 * omp-low.c (extract_omp_for_data): Use schedule(static)
1727 for schedule(auto). Handle pointer and unsigned iterators.
1728 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1729 Add loops argument. Extract data for collapsed OMP_FOR loops.
1730 (expand_parallel_call): Assert sched_kind isn't auto,
1731 map runtime schedule to index 3.
1732 (struct omp_for_data_loop): New type.
1733 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1734 Add loop, loops, collapse and iter_type fields.
1735 (workshare_safe_to_combine_p): Disallow combined for if
1736 iter_type is unsigned long long. Don't combine collapse > 1 loops
1737 unless all bounds and steps are constant. Adjust extract_omp_for_data
1739 (expand_omp_for_generic): Handle pointer, unsigned and long long
1740 iterators. Handle collapsed OMP_FOR loops. Adjust
1741 for struct omp_for_data changes. If libgomp function doesn't return
1742 boolean_type_node, add comparison of the return value with 0.
1743 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1744 pointer, unsigned and long long iterators. Adjust for struct
1745 omp_for_data changes.
1746 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1747 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1748 unsigned long long. Allocate loops array, pass it to
1749 extract_omp_for_data. For collapse > 1 loops use always
1750 expand_omp_for_generic.
1751 (omp_context): Add sfield_map and srecord_type fields.
1752 (is_task_ctx, lookup_sfield): New functions.
1753 (use_pointer_for_field): Use is_task_ctx helper. Change first
1754 argument's type from const_tree to tree. Clarify comment.
1755 In OMP_TASK disallow copy-in/out sharing.
1756 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1757 (install_var_field): Add mask argument. Populate both record_type
1758 and srecord_type if needed.
1759 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1761 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1762 and DECL_FIELD_OFFSET.
1763 (scan_sharing_clauses): Adjust install_var_field callers. For
1764 firstprivate clauses on explicit tasks allocate the var by value in
1765 record_type unconditionally, rather than by reference.
1766 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1767 Use is_taskreg_ctx instead of is_parallel_ctx.
1768 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1769 (create_omp_child_function_name): Add task_copy argument, use
1770 *_omp_cpyfn* names if it is true.
1771 (create_omp_child_function): Add task_copy argument, if true create
1772 *_omp_cpyfn* helper function.
1773 (scan_omp_parallel): Adjust create_omp_child_function callers.
1774 Rename parallel_nesting_level to taskreg_nesting_level.
1775 (scan_omp_task): New function.
1776 (lower_rec_input_clauses): Don't run constructors for firstprivate
1777 explicit task vars which are initialized by *_omp_cpyfn*.
1778 Pass outer var ref to omp_clause_default_ctor hook if
1779 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1780 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1781 OMP_CLAUSE_REDUCTION_INIT.
1782 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1783 avoid duplicate setting of fields. Handle
1784 OMP_CLAUSE_PRIVATE_OUTER_REF.
1785 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1786 copy-out if TREE_READONLY, only copy-in.
1787 (expand_task_copyfn): New function.
1788 (expand_task_call): New function.
1789 (struct omp_taskcopy_context): New type.
1790 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1792 (lower_omp_parallel): Rename to...
1793 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1794 Call create_task_copyfn if srecord_type is needed. Adjust
1796 (task_shared_vars): New variable.
1797 (check_omp_nesting_restrictions): Warn if work-sharing,
1798 barrier, master or ordered region is closely nested inside OMP_TASK.
1799 Add warnings for barrier if closely nested inside of work-sharing,
1800 ordered, or master region.
1801 (scan_omp_1): Call check_omp_nesting_restrictions even for
1802 GOMP_barrier calls. Rename parallel_nesting_level to
1803 taskreg_nesting_level. Handle OMP_TASK.
1804 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1805 work-sharing construct, continue looking for them on parent parallel
1807 (lower_omp_for_lastprivate): Add lastprivate clauses
1808 to the beginning of dlist rather than end. Adjust for struct
1809 omp_for_data changes.
1810 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1811 not after it. Handle collapsed OMP_FOR loops, adjust for
1812 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1813 (get_ws_args_for): Adjust extract_omp_for_data caller.
1814 (scan_omp_for): Handle collapsed OMP_FOR
1815 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1816 (lower_omp_single_simple): If libgomp function doesn't return
1817 boolean_type_node, add comparison of the return value with 0.
1818 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1819 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1820 (parallel_nesting_level): Rename to...
1821 (taskreg_nesting_level): ... this.
1822 (is_taskreg_ctx): New function.
1823 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1825 (execute_lower_omp): Rename parallel_nesting_level to
1826 taskreg_nesting_level.
1827 (expand_omp_parallel): Rename to...
1828 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1829 Call omp_task_call for OMP_TASK regions.
1830 (expand_omp): Adjust caller, handle OMP_TASK.
1831 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1833 * bitmap.c (bitmap_default_obstack_depth): New variable.
1834 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1835 if argument is NULL and bitmap_default_obstack is already initialized.
1836 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1838 * matrix-reorg.c (matrix_reorg): Likewise.
1840 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.md (*indirect_jump): Macroize using P
1843 mode iterator. Remove !TARGET_64BIT from insn constraints.
1844 (*tablejump_1): Ditto.
1845 (*indirect_jump_rex64): Remove insn pattern.
1846 (*tablejump_1_rex64): Ditto.
1847 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1848 and eh_return_si insn patterns.
1850 2008-06-06 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-structalias.c (merge_smts_into): Remove.
1853 (find_what_p_points_to): Do not bother to compute the
1854 points-to set for pt_anything pointers.
1855 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1856 for pt_anything pointers is ok.
1858 2008-06-06 Jan Hubicka <jh@suse.cz>
1860 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1862 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1864 * cgraph.c: Fix typos in comments.
1865 (cgraph_availability_names): Fix string typo.
1866 * fold-const.c: Fix typos in comments.
1867 (fold_binary): Fix typo in warning.
1868 * genautomata.c: Fix typos in comments.
1869 (check_presence_pattern_sets): Fix typo in local variable.
1870 (output_description): Fix typo in output.
1871 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1872 * hwint.h: Likewise.
1873 * matrix-reorg.c (check_allocation_function): Likewise.
1874 * omega.c (smooth_weird_equations): Likewise.
1875 * auto-inc-dec.c: Fix typos in comments.
1876 * bb-reorder.c: Likewise.
1877 * builtins.c: Likewise.
1878 * c-common.c: Likewise.
1879 * c-cppbuiltin.c: Likewise.
1880 * c-parser.c: Likewise.
1881 * c-pretty-print.c: Likewise.
1882 * cfgcleanup.c: Likewise.
1883 * cfgexpand.c: Likewise.
1884 * cfghooks.c: Likewise.
1885 * cfglayout.c: Likewise.
1886 * cfgloopmanip.c: Likewise.
1887 * cgraphunit.c: Likewise.
1888 * coverage.c: Likewise.
1889 * dbxout.c: Likewise.
1890 * df-byte-scan.c: Likewise.
1891 * df-core.c: Likewise.
1892 * df-problems.c: Likewise.
1893 * df-scan.c: Likewise.
1895 * dominance.c: Likewise.
1896 * domwalk.c: Likewise.
1898 * dwarf2out.c: Likewise.
1899 * emit-rtl.c: Likewise.
1900 * et-forest.c: Likewise.
1901 * function.c: Likewise.
1902 * function.h: Likewise.
1904 * gcov-io.c: Likewise.
1907 * genattrtab.c: Likewise.
1908 * ggc-page.c: Likewise.
1909 * gimplify.c: Likewise.
1910 * gthr-lynx.h: Likewise.
1911 * haifa-sched.c: Likewise.
1912 * ipa-cp.c: Likewise.
1913 * ipa-inline.c: Likewise.
1914 * ipa-prop.h: Likewise.
1915 * ipa-pure-const.c: Likewise.
1916 * ipa-struct-reorg.c: Likewise.
1917 * ipa-struct-reorg.h: Likewise.
1918 * ipa-type-escape.c: Likewise.
1920 * loop-doloop.c: Likewise.
1921 * mips-tfile.c: Likewise.
1922 * mkmap-flat.awk: Likewise.
1923 * mkmap-symver.awk: Likewise.
1924 * modulo-sched.c: Likewise.
1925 * omp-low.c: Likewise.
1926 * optabs.c: Likewise.
1927 * optabs.h: Likewise.
1929 * passes.c: Likewise.
1930 * postreload-gcse.c: Likewise.
1931 * postreload.c: Likewise.
1932 * predict.c: Likewise.
1933 * pretty-print.h: Likewise.
1934 * profile.c: Likewise.
1935 * protoize.c: Likewise.
1936 * ra-conflict.c: Likewise.
1938 * recog.c: Likewise.
1939 * regclass.c: Likewise.
1941 * reload.c: Likewise.
1942 * rtl-error.c: Likewise.
1943 * rtlanal.c: Likewise.
1945 * sched-rgn.c: Likewise.
1948 * target.h: Likewise.
1949 * tree-dfa.c: Likewise.
1950 * tree-eh.c: Likewise.
1951 * tree-flow-inline.h: Likewise.
1952 * tree-inline.c: Likewise.
1953 * tree-into-ssa.c: Likewise.
1954 * tree-loop-distribution.c: Likewise.
1955 * tree-nested.c: Likewise.
1956 * tree-parloops.c: Likewise.
1957 * tree-pass.h: Likewise.
1958 * tree-pretty-print.c: Likewise.
1959 * tree-profile.c: Likewise.
1960 * tree-scalar-evolution.c: Likewise.
1961 * tree-sra.c: Likewise.
1962 * tree-ssa-alias-warnings.c: Likewise.
1963 * tree-ssa-ccp.c: Likewise.
1964 * tree-ssa-coalesce.c: Likewise.
1965 * tree-ssa-dom.c: Likewise.
1966 * tree-ssa-dse.c: Likewise.
1967 * tree-ssa-forwprop.c: Likewise.
1968 * tree-ssa-live.c: Likewise.
1969 * tree-ssa-live.h: Likewise.
1970 * tree-ssa-loop-im.c: Likewise.
1971 * tree-ssa-loop-ivopts.c: Likewise.
1972 * tree-ssa-loop-niter.c: Likewise.
1973 * tree-ssa-loop-prefetch.c: Likewise.
1974 * tree-ssa-phiopt.c: Likewise.
1975 * tree-ssa-phiprop.c: Likewise.
1976 * tree-ssa-sccvn.c: Likewise.
1977 * tree-ssa-ter.c: Likewise.
1978 * tree-ssa-threadupdate.c: Likewise.
1979 * tree-ssa.c: Likewise.
1980 * tree-vect-analyze.c: Likewise.
1981 * tree-vect-transform.c: Likewise.
1982 * tree-vectorizer.c: Likewise.
1983 * tree-vn.c: Likewise.
1984 * tree-vrp.c: Likewise.
1986 * tree.def: Likewise.
1988 * unwind-dw2-fde.c: Likewise.
1989 * unwind.inc: Likewise.
1990 * value-prof.c: Likewise.
1991 * vmsdbgout.c: Likewise.
1993 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1995 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1996 always place FP constants in the TOC for TARGET_POWERPC64.
1997 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1999 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2001 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2002 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2003 enable for TARGET_E500_DOUBLE.
2004 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2005 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2006 floating-point modes like integer modes for E500 double.
2007 (rs6000_legitimate_offset_address_p): Likewise.
2008 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2009 addressing for DDmode for E500 double.
2010 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2011 modes as using 64-bits of registers for E500 double.
2012 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2013 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2014 specially for E500 double.
2015 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2016 TDmode for E500 double.
2017 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2018 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2019 (rs6000_split_multireg_move): Do not handle TDmode specially for
2021 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2022 using 64-bit registers for E500 double.
2023 (emit_frame_save): Do not handle DDmode specially for E500 double.
2024 (gen_frame_mem_offset): Likewise.
2025 (rs6000_function_value): Do not call spe_build_register_parallel
2026 for DDmode or TDmode.
2027 (rs6000_libcall_value): Likewise.
2028 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2029 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2032 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2034 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2037 2008-06-04 Junjie Gu <jgu@tensilica.com>
2039 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2040 comparison for frame pointers.
2042 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2045 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2047 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2050 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2051 register is already smaller or equal to required mode.
2053 2008-06-04 Xinliang David Li <davidxl@google.com>
2055 * tree-call-cdce.c: New file.
2056 (cond_dead_built_in_calls): New static variable.
2057 (input_domain): New struct.
2058 (check_pow): New function.
2059 (check_builtin_call): Ditto.
2060 (check_target_format): Ditto.
2061 (is_call_dce_candidate): Ditto.
2062 (gen_one_condition): Ditto.
2063 (gen_conditions_for_domain): Ditto.
2064 (get_domain): Ditto.
2065 (gen_conditions_for_pow_cst_base): Ditto.
2066 (gen_conditions_for_pow_int_base): Ditto.
2067 (gen_conditions_for_pow): Ditto.
2068 (get_no_error_domain): Ditto.
2069 (gen_shrink_wrap_conditions): Ditto.
2070 (shrink_wrap_one_built_in_call): Ditto.
2071 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2072 (tree_call_cdce): Ditto.
2073 (gate_call_cdce): Ditto.
2074 (pass_call_cdce): New gimple pass.
2075 * passes.c: (init_optimization_passes): New pass.
2076 * tree-pass.h: New pass declaration.
2077 * opts.c (decode_options): New flag setting.
2078 * common.opt: Add -ftree-builtin-call-dce flag.
2079 * Makefile.in: Add new source file.
2080 * tempvar.def: New tv_id.
2081 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2083 2008-06-04 Richard Guenther <rguenther@suse.de>
2085 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2086 (is_call_clobbered): Always check var_ann->call_clobbered.
2087 (mark_call_clobbered): Always set var_ann->call_clobbered.
2088 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2089 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2090 (reset_alias_info): Clear call clobbering info on MTAGs and
2092 (set_pt_anything): Set pt_global_mem.
2093 (create_tag_raw): Adjust comment.
2094 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2096 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2097 Maxim Kuvyrkov <maxim@codesourcery.com>
2099 * config/m68k/m68k.opt (mxgot): New option.
2100 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2101 (m68k_output_addr_const_extra): New.
2102 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2103 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2104 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2105 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2107 2008-06-04 Richard Guenther <rguenther@suse.de>
2109 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2110 negative or non-representable offsets.
2112 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2114 * config/i386/i386.c (ix86_gen_leave): New.
2115 (ix86_gen_pop1): Likewise.
2116 (ix86_gen_add3): Likewise.
2117 (ix86_gen_sub3): Likewise.
2118 (ix86_gen_sub3_carry): Likewise.
2119 (ix86_gen_one_cmpl2): Likewise.
2120 (ix86_gen_monitor): Likewise.
2121 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2122 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2123 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2124 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2125 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2126 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2127 (ix86_expand_epilogue): Updated.
2128 (print_operand): Handle integer register operand for 'z'.
2129 (ix86_expand_strlensi_unroll_1): Likewise.
2130 (ix86_expand_strlen): Likewise.
2131 (ix86_expand_builtin): Likewise.
2132 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2133 mov{q}/mov{l} and add{q}/add{l}.
2135 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2137 * config/i386/i386.md (P): New mode iterator.
2138 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2139 using P mode iterator.
2140 (DFmode push_operand splitter): Ditto.
2141 (XFmode push_operand splitter): Ditto.
2142 (DFmode float_extend SFmode push_operand splitter): Ditto.
2143 (XFmode float_extend SFmode push_operand splitter): Do not generate
2144 SImode pushes for 64bit target. Macroize Dimode and SImode
2145 pushes using P mode iterator.
2146 (XFmode float_extend DFmode push_operand splitter): Ditto.
2148 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2150 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2151 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2152 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2154 (ix86_call_abi_override): Remove check for call_used_regs.
2156 2008-06-03 Richard Guenther <rguenther@suse.de>
2158 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2159 for the lhs of calls if the return type contains pointers.
2161 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2163 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2164 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2165 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2166 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2167 of cfun and DEFAULT_ABI to deceide abi mode.
2169 (REG_PARM_STACK_SPACE): Removed.
2170 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2171 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2172 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2173 (ix86_function_abi): Likewise.
2174 (ix86_function_type_abi): Likewise.
2175 (ix86_call_abi_override): Likewise.
2176 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2177 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2178 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2179 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2181 (X86_64_REGPARM_MAX): New.
2182 (X86_64_SSE_REGPARM_MAX): New.
2183 (X64_REGPARM_MAX): New.
2184 (X64_SSE_REGPARM_MAX): New.
2185 (X86_32_REGPARM_MAX): New.
2186 (X86_32_SSE_REGPARM_MAX): New.
2187 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2188 (ix86_function_regparm): Handle user calling abi.
2189 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2190 by DEFAULT_ABI versus SYSV_ABI check.
2191 (ix86_reg_parm_stack_space): New.
2192 (ix86_function_type_abi): New.
2193 (ix86_call_abi_override): New.
2194 (ix86_function_abi): New.
2195 (ix86_cfun_abi): New.
2196 (init_cumulative_args): Call abi specific initialization.
2197 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2198 (function_arg_64): Extend SSE_REGPARM_MAX check.
2199 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2200 (ix86_pass_by_reference): Likewise.
2201 (ix86_function_value_regno_p): Likewise.
2202 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2203 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2204 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2205 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2206 (setup_incoming_varargs_64): Adjust regparm for call abi.
2207 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2208 (ix86_va_start): Likewise.
2209 (ix86_gimplify_va_arg): Likewise.
2210 (ix86_expand_prologue): Likewise.
2211 (output_pic_addr_const): Likewise.
2212 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2213 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2214 (x86_output_mi_thunk): Likewise.
2215 (x86_function_profiler): Likewise.
2216 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2217 (SYSV_ABI, MS_ABI): New constants.
2219 (init_regs): Add prototype of function in regclass.c file.
2220 (OVERRIDE_ABI_FORMAT): New.
2221 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2222 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2223 (OUTGOING_REG_PARM_STACK_SPACE): New.
2224 (ix86_reg_parm_stack_space): New prototype.
2225 (CUMULATIVE_ARGS): Add call_abi member.
2226 (machine_function): Add call_abi member.
2227 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2228 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2230 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2233 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2234 (avr_builtin_setjmp_frame_value): New function.
2235 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2236 (nonlocal_goto): Define.
2238 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2240 * config/mips/mips.c (mips_emit_loadgp): Return early if
2241 there is nothing do to, otherwise emit a blockage if
2242 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2243 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2245 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2247 * configure.ac: Drop unneeded backslash ending up in config.in.
2248 * acinclude.m4: Likewise.
2249 * config.in: Regenerate.
2251 2008-05-26 Jan Hubicka <jh@suse.cz>
2253 * predict.c (maybe_hot_frequency_p): Break out of...
2254 (maybe_hot_bb_p): ... here.
2255 (maybe_hot_edge_p): New.
2256 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2257 * basic-block.h (maybe_hot_edge_p): Declare.
2259 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2262 (*cmpfp_<mode>_cc): Ditto.
2263 (*fp_jcc_8<mode>_387): Ditto.
2264 (*fop_<MODEF:mode>_2_i387): Ditto.
2265 (*fop_<MODEF:mode>_3_i387): Ditto.
2266 (*fop_xf_2_i387): Ditto.
2267 (*fop_xf_3_i387): Ditto.
2269 2008-06-02 Tomas Bily <tbily@suse.cz>
2271 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2273 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2275 * config/mips/mips.c (mips_valid_offset_p): New function.
2276 (mips_valid_lo_sum_p): Likewise.
2277 (mips_classify_address): Use them.
2278 (mips_force_address): New function.
2279 (mips_legitimize_address): Use it.
2280 * config/mips/mips.md (MOVE128): New mode iterator.
2281 (movtf): Require TARGET_64BIT. Remove empty strings.
2282 (*movtf_internal): Rename to...
2283 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2284 of "R" and use {,fp}{load,store} attributes instead of "multi".
2285 Use a separate define_split.
2286 (*movtf_mips16): New pattern.
2288 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2290 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2291 * config/mips/mips.c (mips_expand_before_return): New function.
2292 (mips_expand_epilogue): Call it.
2293 * config/mips/mips.md (return): Turn into a define_expand.
2294 (*return): New insn.
2296 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2298 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2299 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2300 functions. Do not emit uses and clobbers of CONCATs; individually
2301 use and clobber their operands.
2302 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2303 gen_clobber, emit_use and gen_use.
2304 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2305 (expand_builtin_return): Likewise.
2306 * cfgbuild.c (count_basic_blocks): Likewise.
2307 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2308 * explow.c (emit_stack_restore): Likewise.
2309 * expmed.c (extract_bit_field_1): Likewise.
2310 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2311 (emit_move_multi_word, store_constructor): Likewise.
2312 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2313 (thread_prologue_and_epilogue_insns): Likewise.
2314 * lower-subreg.c (resolve_simple_move): Likewise.
2315 * optabs.c (widen_operand, expand_binop): Likewise.
2316 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2317 * reload.c (find_reloads): Likewise.
2318 * reload1.c (eliminate_regs_in_insn): Likewise.
2319 * stmt.c (expand_nl_goto_receiver): Likewise.
2320 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2321 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2322 * config/arm/arm.c (arm_load_pic_register): Likewise.
2323 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2324 * config/arm/arm.md (untyped_return): Likewise.
2325 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2326 * config/avr/avr.c (expand_prologue): Likewise.
2327 * config/bfin/bfin.c (do_unlink): Likewise.
2328 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2329 * config/cris/cris.c (cris_expand_prologue): Likewise.
2330 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2331 (machopic_legitimize_pic_address): Likewise.
2332 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2333 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2334 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2335 (ix86_expand_convert_uns_didf_sse): Likewise.
2336 (ix86_expand_vector_init_general): Likewise.
2337 * config/ia64/ia64.md (eh_epilogue): Likewise.
2338 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2339 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2340 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2341 (config/iq2000/iq2000.c): Likewise.
2342 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2343 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2344 (builtin_longjmp): Likewise.
2345 * config/mn10300/mn10300.md (call, call_value): Likewise.
2346 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2347 * config/pdp11/pdp11.md (abshi2): Likewise.
2348 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2349 * config/s390/s390.c (s390_emit_prologue): Likewise.
2350 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2351 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2352 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2353 * config/sh/sh.c (prepare_move_operands): Likewise.
2354 (output_stack_adjust, sh_expand_epilogue): Likewise.
2355 (sh_set_return_address, sh_expand_t_scc): Likewise.
2356 * config/sparc/sparc.c (load_pic_register): Likewise.
2357 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2358 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2359 * config/v850/v850.c (expand_epilogue): Likewise.
2361 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2363 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2364 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2365 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2366 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2367 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2368 stack pointer register.
2369 (output_movhi): Remove code for interrupt specific writing to the
2370 stack pointer register.
2372 2008-05-31 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/34244
2375 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2376 (tree_expr_nonzero_warnv_p): Likewise.
2377 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2378 ssa_name_nonnegative_p.
2379 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2380 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2381 not tree_expr_nonzero_warnv_p.
2383 PR tree-optimization/36262
2385 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2387 PR tree-optimization/34244
2388 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2389 (record_numbers_of_iterations): New function.
2390 (execute_vrp): Cache the numbers of iterations of loops.
2391 * tree-scalar-evolution.c (scev_reset_except_niters):
2393 (scev_reset): Use scev_reset_except_niters.
2394 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2396 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2398 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2399 __WORKAROUND_RETS when appropriate.
2401 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2403 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2404 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2406 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2407 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2408 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2409 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2410 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2411 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2412 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2413 *fop_df_1_sse insn patterns using MODEF mode iterator.
2414 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2415 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2416 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2417 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2418 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2419 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2420 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2421 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2422 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2423 (*fop_xf_5_i387): Ditto.
2424 (*fop_xf_6_i387): Ditto.
2426 2008-05-30 Richard Guenther <rguenther@suse.de>
2428 * builtins.c (build_string_literal): Avoid generating
2429 a non-gimple_val result.
2431 2008-05-30 DJ Delorie <dj@redhat.com>
2433 * exec-tool.in: Use an environment variable (private) instead of a
2434 file (shared) as a semaphore, so as to not break parallel builds.
2436 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2438 * optabs.c (maybe_encapsulate_block): Remove.
2439 (emit_libcall_block): Adjust accordingly.
2440 * optabs.h (maybe_encapsulate_block): Remove prototype.
2442 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2443 Don't use maybe_encapsulate_block.
2445 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2447 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2448 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2449 rtx is a SYMBOL_REF before calling get_pool_constant.
2451 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2453 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2455 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2457 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2458 rather than OS names to choose INO_T_EQ definition.
2459 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2460 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2462 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2465 * config/darwin-f.c: New.
2466 * config/t-darwin: Added rule to build darwin-f.o.
2467 * config.gcc: Defined new variable, fortran_target_objs.
2468 (*-*-darwin*): Set fortran_target_objs.
2469 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2470 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2471 * configure: Regenerated.
2473 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2476 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2477 canonical type if needed.
2479 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2481 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2483 2008-05-29 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/36343
2486 PR tree-optimization/36346
2487 PR tree-optimization/36347
2488 * tree-flow.h (clobber_what_p_points_to): Declare.
2489 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2490 pointed-to variable is dereferenced is irrelevant to whether
2491 the pointer can access the pointed-to variable.
2492 (clobber_what_p_points_to): New function.
2493 * tree-ssa-alias.c (set_initial_properties): Use it.
2494 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2495 call clobber check for NMTs.
2497 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2499 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2500 for printing gcov_type.
2502 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2504 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2505 and the eh region information.
2506 * value-prof.c (gimple_move_stmt_histograms): New function.
2507 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2509 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2511 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2513 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2515 * value-prof.c (tree_ic_transform): Print counts.
2516 * tree-profile.c (tree_gen_ic_func_profiler):
2517 Clear __gcov_indreict_call_callee variable to avoid misattribution
2520 2008-05-28 Rafael Espindola <espindola@google.com>
2522 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2525 2008-05-28 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/36339
2528 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2529 and clobbering code out of the loop.
2531 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2533 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2536 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2537 s390_contiguous_bitmask_p, s390_symref_operand_p,
2538 s390_check_symref_alignment, s390_reload_larl_operand,
2539 s390_reload_symref_address): New functions.
2540 (s390_branch_condition_mnemonic): Support compare and branch
2542 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2543 and 'W' constraints.
2544 (s390_secondary_reload): Add secondary reloads for unaligned
2545 symbol refs or symbol refs to floating point or QI/TI mode
2547 (legitimate_address_p): Accept symbol references as addresses.
2548 (s390_expand_insv): Use rotate and insert selected bits
2549 instruction for insv when building for z10.
2550 (print_operand_address): Handle symbol ref addresses.
2551 (print_operand): Output modifier 'c' added for signed byte values.
2552 (s390_encode_section_info): Mark symbol refs with
2553 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2555 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2556 (length attribute): RRF, RRR have 4 byte length.
2557 (FPALL, INTALL): New mode iterators added.
2558 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2559 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2560 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2561 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2562 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2563 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2564 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2565 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2567 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2568 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2569 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2570 reload<INTALL:mode><P:mode>_toreg_z10,
2571 reload<FPALL:mode><P:mode>_tomem_z10,
2572 reload<FPALL:mode><P:mode>_toreg_z10,
2573 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2574 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2575 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2576 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2578 (movmem, clrmem, cmpmem): New splitters added.
2580 * config/s390/predicates.md (larl_operand): Use
2581 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2582 SYMBOL_REF_ALIGN1_P.
2583 (s390_signed_integer_comparison,
2584 s390_unsigned_integer_comparison): New predicates.
2586 * config/s390/s390-protos.h (s390_check_symref_alignment,
2587 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2588 s390_reload_symref_address,
2589 s390_compare_and_branch_condition_mask): Prototypes added.
2591 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2592 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2593 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2595 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2597 * config/s390/s390.c (z10_cost): New cost function for z10.
2598 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2599 (s390_issue_rate): Adjust issue rate for z10.
2600 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2601 (processor_flags): Add PF_Z10.
2602 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2603 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2604 * gcc/config.gcc: Add z10.
2606 2008-05-28 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/36291
2609 * tree-flow. h (struct gimple_df): Remove var_anns member.
2610 * tree-flow-inline.h (gimple_var_anns): Remove.
2611 (var_ann): Simplify.
2612 * tree-dfa.c (create_var_ann): Simplify.
2613 (remove_referenced_var): Clear alias info from var_anns of globals.
2614 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2615 (delete_tree_ssa): Clear alias info from var_anns of globals.
2616 Do not free var_anns.
2617 (var_ann_eq): Remove.
2618 (var_ann_hash): Likewise.
2620 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2622 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2623 and loongson2f entries.
2624 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2625 * config/mips/mips.h (processor_type): Add Loongson-2E
2626 and Loongson-2F entries.
2627 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2628 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2629 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2630 * doc/invoke.texi (MIPS Options): Document loongson2e
2631 and loongson2f processor names.
2633 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/i386.c (ix86_function_arg_boundary): Use
2638 alignment of canonical type.
2639 (ix86_expand_vector_move): Check unaligned memory access for
2642 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2644 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2645 Moved to the front of file.
2647 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2648 H.J. Lu <hongjiu.lu@intel.com>
2650 * dwarf2out.c (current_fde): New.
2652 (lookup_cfa:): Likewise.
2653 (dwarf2out_end_epilogue): Likewise.
2654 (dwarf2out_note_section_used): Likewise.
2656 2008-05-27 Michael Matz <matz@suse.de>
2659 * c.opt (Wenum-compare): New warning option.
2660 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2662 2008-05-27 Michael Matz <matz@suse.de>
2665 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2667 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2668 into memory as tail calls.
2670 2008-05-27 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/36339
2673 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2674 pointers cause all addressable variables to be call clobbered.
2676 2008-05-27 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/36245
2679 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2681 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2683 * config/s390/s390.md: Replace all occurences of the 'm'
2684 constraint with 'RT'.
2686 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2688 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2690 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2692 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2693 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2694 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2696 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2698 * reload.c: (find_reloads): Skip alternatives according to the
2699 "enabled" attribute. Constify the constraint variable.
2700 * recog.c (get_attr_enabled): Add default implementation.
2701 (extract_insn): Set the alternative_enabled_p array
2702 in the recog_data struct.
2703 (preprocess_constraints, constrain_operands): Skip
2704 alternatives according to the "enabled" attribute
2705 * recog.h (struct recog_data): New field alternative_enabled_p.
2706 (skip_alternative): New inline function.
2707 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2708 (record_reg_classes): Skip alternative according to the
2709 "enabled" attribute.
2711 * doc/md.texi: Add documention for the "enabled" attribute.
2713 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2715 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2716 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2717 constraint with TARGET_MEM_CONSTRAINT.
2718 * recog.c (asm_operand_ok, preprocess_constraints,
2719 constrain_operands): Likewise.
2720 * regclass.c (record_reg_classes): Likewise.
2721 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2722 * reload1.c (maybe_fix_stack_asms): Likewise.
2723 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2724 * recog.h: Adjust comment.
2725 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2726 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2727 * doc/md.texi: Add a note to description of 'm' constraint.
2728 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2730 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2732 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2733 that the bitfield is of integral type before testing its precision.
2735 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2736 Sa Liu <saliu@de.ibm.com>
2738 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2739 __modti3, __udivti3, __umodti3 and __udivmodti4.
2740 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2741 that implement TImode mul and div functions.
2742 * config/spu/multi3.c: New. Implement __multi3.
2743 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2744 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2747 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2749 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2750 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2751 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2752 tls_sysv_suffix): New mode and mode attribute iterators.
2753 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2754 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2755 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2756 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2757 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2760 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2762 PR tree-optimization/36329
2763 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2764 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2765 * cgraphbuild.c (initialize_inline_failed): Use the latter
2766 macro in lieu of the former.
2767 * ipa-inline.c (cgraph_mark_inline): Likewise.
2768 (cgraph_decide_inlining_of_small_function): Likewise.
2769 (cgraph_decide_inlining): Likewise.
2770 (cgraph_decide_inlining_incrementally): Likewise.
2772 2008-05-26 Tristan Gingold <gingold@adacore.com>
2773 Anatoly Sokolov <aesok@post.ru>
2775 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2776 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2777 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2778 optimization for 'avr6' architecture.
2780 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2783 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2785 2008-05-26 Richard Guenther <rguenther@suse.de>
2787 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2788 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2790 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2793 * caller-save.c (insert_restore): Verify alignment of spill space.
2794 (insert_save): Likewise.
2795 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2796 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2797 (STACK_SLOT_ALIGNMENT): Likewise.
2798 * function.c (LOCAL_ALIGNMENT): Removed.
2799 (get_stack_local_alignment): New.
2800 (assign_stack_local): Use it. Set alignment on stack slot.
2801 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2802 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2803 (STACK_SLOT_ALIGNMENT): New.
2804 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2805 stack slot in XFmode.
2807 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2809 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2812 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2813 argument operand in rax isn't removed.
2815 2008-05-26 Richard Guenther <rguenther@suse.de>
2818 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2819 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2821 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2824 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2826 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2828 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2829 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2831 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2833 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2834 build a trampoline if we don't want one.
2835 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2836 return zero for nested functions if we don't want a trampoline.
2838 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2840 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2842 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2845 * c.opt: Removed undocumented option '-lang-fortran'.
2846 * c-common.h: Removed global variable 'lang_fortran'.
2847 * c-opts.c (c_common_handle_option): Removed code to handle
2848 option '-lang-fortran'. Updated includes.
2849 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2850 definition of '__GFORTRAN__'.
2851 (define__GNUC__): Reimplemented to use BASEVER and
2852 cpp_define_formatted.
2853 (builtin_define_with_value_n): Removed.
2854 * c-incpath.h: Renamed to ...
2855 * incpath.h: ... this.
2856 * c-incpath.c: Renamed to ...
2857 * incpath.c: ... this. Updated includes.
2858 * fix-header.c: Updated includes.
2859 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2860 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2861 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2863 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2865 * tree.h: Update the table of flags used on tree nodes.
2866 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2867 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2868 (FORCED_LABEL): Add access check.
2869 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2870 (ASM_INPUT_P): Likewise.
2871 (ASM_VOLATILE_P): Likewise.
2872 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2873 (OMP_SECTION_LAST): Access private_flag directly.
2874 (OMP_RETURN_NOWAIT): Likewise.
2875 (OMP_PARALLEL_COMBINED): Likewise.
2876 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2877 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2878 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2879 deprecated_flag directly.
2881 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2883 * final.c (frame_pointer_needed): Removed.
2884 * flags.h (frame_pointer_needed): Likewise.
2886 * function.h (rtl_data): Add frame_pointer_needed.
2887 (frame_pointer_needed): New.
2889 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2891 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2893 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2895 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2898 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2900 * c-common.c (strip_array_types): Move function to..
2902 (get_inner_array_type): Delete.
2903 * c-common.h (strip_array_types): Move declaration to..
2905 (get_inner_array_type): Delete.
2906 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2907 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2908 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2909 * config/pa/pa.c (emit_move_sequence): Likewise.
2911 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2916 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2918 * function.c: Include target hook for nonlocal_goto frame value.
2920 2008-05-24 Richard Guenther <rguenther@suse.de>
2922 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2923 variable can be only accessed through a pointer or a union.
2925 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2927 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2928 * doc/extend.texi: Likewise.
2930 2008-05-23 DJ Delorie <dj@redhat.com>
2932 * config/m32c/jump.md (untyped_call): Add.
2934 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2936 (m32c_address_cost): Detail costs for indirect offsets.
2938 2008-05-23 Rafael Espindola <espindola@google.com>
2940 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2941 if a node is a SUBREG.
2942 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2945 2008-05-23 Paul Brook <paul@codesourcery.com>
2946 Carlos O'Donell <carlos@codesourcery.com>
2948 * doc/extend.texi: Clarify use of __attribute__((naked)).
2949 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2950 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2951 * function.c (use_register_for_decl): Use
2952 targetm.calls.allocate_stack_slots_for_args.
2953 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2954 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2955 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2957 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2959 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2961 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2963 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2964 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2965 is only rounded once.
2967 2008-05-23 Richard Guenther <rguenther@suse.de>
2969 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2971 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2972 Jakub Jelinek <jakub@redhat.com>
2975 * configure.ac: Handle --enable-cld.
2976 * configure: Regenerated.
2977 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2978 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2979 (ix86_current_function_needs_cld): New define.
2980 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2981 (cld): New isns pattern.
2982 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2983 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2984 * config/i386/i386.opt (mcld): New option.
2985 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2986 TARGET_CLD and ix86_current_function_needs_cld.
2987 (override_options): Use -mcld by default for 32-bit code if
2990 * doc/install.texi (Options specification): Document --enable-cld.
2991 * doc/invoke.texi (Machine Dependent Options)
2992 [i386 and x86-64 Options]: Add -mcld option.
2993 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2995 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2996 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2997 (return_in_memory_64): Likewise.
2998 (return_in_memory_ms_64): Likewise.
3000 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3003 * builtins.c (fold_builtin_fpclassify): New.
3004 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3005 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3006 * c-common.c (handle_type_generic_attribute): Adjust to accept
3007 fixed arguments before an elipsis.
3008 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3009 * doc/extend.texi: Document __builtin_fpclassify.
3011 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3013 * omp-low.c (gate_expand_omp_ssa): Remove.
3014 (pass_expand_omp_ssa): Remove.
3015 (gate_expand_omp): Do not check for flag_openmp_ssa.
3016 * common.opt (-fopenmp-ssa): Remove.
3017 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3019 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3021 * config/sh/sh.opt (mfixed-range): New option.
3022 * config/sh/sh-protos.h (sh_fix_range): Declare.
3023 * config/sh/sh.c (sh_fix_range): New function.
3024 * config/sh/sh.h (sh_fixed_range_str): Declare.
3025 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3027 * doc/invoke.texi (SH Options): Document -mfixed-range.
3029 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3031 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3032 it before the redeclaration.
3034 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3036 * config/avr/avr.c (get_sequence_length): Add new function.
3037 (expand_prologue, expand_epilogue): Remove duplicate code.
3039 2008-05-22 Rafael Espindola <espindola@google.com>
3041 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3044 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3046 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3047 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3049 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3050 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3051 (vect_update_misalignment_for_peel): Likewise.
3052 (vector_alignment_reachable_p): Likewise.
3053 * tree-vect-transform.c (vectorizable_load): Likewise.
3054 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3055 (get_vectype_for_scalar_type): Pass mode of scalar_type
3056 to UNITS_PER_SIMD_WORD.
3058 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3059 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3060 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3061 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3062 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3064 2008-05-22 Ira Rosen <irar@il.ibm.com>
3066 PR tree-optimization/36293
3067 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3068 if the first load must be skipped because of a gap.
3070 2008-05-22 Richard Guenther <rguenther@suse.de>
3072 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3073 more cases of offset disambiguation that is possible if
3074 strict-aliasing rules apply.
3075 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3076 for basic offset and type-based disambiguation.
3078 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3080 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3081 ix86_expand_vector_set on V16QImode for SSE4.1.
3083 2008-05-21 Tom Tromey <tromey@redhat.com>
3085 * c.opt (Wimport): Mark as undocumented.
3086 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3088 (Warning Options): Likewise.
3089 * doc/cppopts.texi: Don't mention -Wimport.
3091 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3093 PR tree-optimization/36287
3094 PR tree-optimization/36286
3095 * lambda-code.c (build_access_matrix): Do not use the loop->num
3096 for computing the number of induction variables: use the loop depth
3099 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3102 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3103 option -f(no-)leading-underscore.
3105 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3107 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3108 GET_MODE_NUNITS (mode).
3110 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3112 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3113 (-mmulhw): Add 464 to description.
3114 (-mdlmzb): Likewise.
3115 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3116 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3118 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3119 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3120 * config/rs6000/rs6000.md: Update comments for 464.
3122 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3124 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3126 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3128 * config/i386/sse.md (vec_extractv4sf): Removed.
3129 (vec_extractv2df): Likewise.
3130 (vec_extractv2di): Likewise.
3131 (vec_extractv4si): Likewise.
3132 (vec_extractv8hi): Likewise.
3133 (vec_extractv16qi): Likewise.
3134 (vec_extract<mode>): New.
3136 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3138 * config/i386/sse.md (vec_setv4sf): Removed.
3139 (vec_setv2df): Likewise.
3140 (vec_setv2di): Likewise.
3141 (vec_setv4si): Likewise.
3142 (vec_setv8hi): Likewise.
3143 (vec_setv16qi): Likewise.
3144 (vec_set<mode>): New.
3146 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3148 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3149 goto for vec_concat and vec_interleave.
3151 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/sse.md (vec_initv4sf): Removed.
3154 (vec_initv2df): Likewise.
3155 (vec_initv2di): Likewise.
3156 (vec_initv4si): Likewise.
3157 (vec_initv8hi): Likewise.
3158 (vec_initv16qi): Likewise.
3159 (vec_init<mode>): New.
3161 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3163 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3165 2008-05-21 Tom Tromey <tromey@redhat.com>
3167 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3168 (zone_find_object_offset): Likewise.
3169 (gt_ggc_m_S): Likewise.
3170 (highest_bit): Likewise.
3171 * ggc-page.c (gt_ggc_m_S): New function.
3172 * stringpool.c (string_stack): Remove.
3173 (init_stringpool): Update.
3174 (ggc_alloc_string): Use ggc_alloc.
3175 (maybe_delete_ident): New function.
3176 (ggc_purge_stringpool): Likewise.
3177 (gt_ggc_m_S): Remove.
3178 * ggc-common.c (ggc_protect_identifiers): New global.
3179 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3180 ggc_protect_identifiers.
3181 * ggc.h (ggc_protect_identifiers): Declare.
3182 (gt_ggc_m_S): Update.
3183 (ggc_purge_stringpool): Declare.
3184 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3185 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3187 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3189 2008-05-21 David S. Miller <davem@davemloft.net>
3191 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3194 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3196 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3199 2008-05-20 David Daney <ddaney@avtrex.com>
3201 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3202 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3203 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3204 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3205 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3206 (atomic_hiqi_op): New define_code_iterator.
3207 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3208 mips_expand_compare_and_swap_12.
3209 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3210 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3211 (sync_<optab><mode>, sync_old_<optab><mode>,
3212 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3213 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3214 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3215 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3216 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3217 (test_and_set_12): New insn.
3218 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3219 sync_new_<optab><mode>, sync_old_nand<mode>,
3220 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3221 clobber to operand 0 for SI and DI mode insns.
3222 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3223 mips_gen_fn_4): New typedefs.
3224 (mips_gen_fn_ptrs): Define new union type.
3225 (mips_expand_compare_and_swap_12): Remove declaration.
3226 (mips_expand_atomic_qihi): Declare function.
3227 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3228 (mips_expand_atomic_qihi): ... this. Use new generator function
3230 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3231 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3232 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3233 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3234 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3235 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3236 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3237 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3238 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3239 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3242 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3244 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3247 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3249 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3250 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3251 (avr_attribute_table): Add 'OS_main' function attribute.
3252 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3253 functions with 'OS_main' attribute.
3255 2008-05-20 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/35204
3258 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3259 helper, split out from ...
3260 (DFS): ... here. Make the DFS walk non-recursive.
3262 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3263 Jan Sjodin <jan.sjodin@amd.com>
3265 PR tree-optimization/36181
3266 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3267 (parallelize_loops): Don't parallelize when the loop has vector
3270 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3271 Sebastian Pop <sebastian.pop@amd.com>
3273 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3274 matrix, and never look at the tree representation of the memory
3276 (linear_transform_loops): Computes parameters and access matrices.
3277 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3279 (access_matrix_get_index_for_parameter): New.
3280 * tree-data-ref.h (struct access_matrix): New.
3281 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3282 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3283 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3284 am_vector_index_for_loop): New.
3285 (struct data_reference): Add field access_matrix.
3286 (DR_ACCESS_MATRIX): New.
3287 (compute_data_dependences_for_loop): Update declaration.
3288 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3289 * lambda.h (lambda_vector_vec_p): Declared.
3290 * lambda-code.c: Depend on pointer-set.h.
3291 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3292 av_for_af_base, av_for_af, build_access_matrix,
3293 lambda_compute_access_matrices): New.
3294 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3296 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3298 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3301 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3302 Sebastian Pop <sebastian.pop@amd.com>
3304 PR tree-optimization/36206
3305 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3307 (instantiate_scev_1): Rename flags to fold_conversions.
3308 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3309 outeside instantiation_loop.
3310 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3311 (evolution_function_is_affine_or_constant_p): Removed.
3312 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3314 (analyze_siv_subscript): Pass in the loop nest number.
3315 Call evolution_function_is_affine_in_loop instead of
3316 evolution_function_is_affine_p.
3317 (analyze_overlapping_iterations): Pass in the loop nest number.
3319 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3320 Sebastian Pop <sebastian.pop@amd.com>
3322 PR tree-optimization/36206
3323 * tree-chrec.h (chrec_fold_op): New.
3324 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3327 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3329 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3331 (remove_duplicates): Do not set inode on non-inode systems.
3334 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3336 * config.gcc (tm_file): Update comments about relative pathnames.
3338 2008-05-20 Richard Guenther <rguenther@suse.de>
3340 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3341 * tree-ssa-sccvn.c (process_scc): Likewise.
3342 * tree-ssa-sink.c (execute_sink_code): Likewise.
3343 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3344 * tree-vrp.c (process_assert_insertions): Likewise.
3345 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3346 (perform_tree_ssa_dce): Likewise.
3347 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3348 (dump_dominator_optimization_stats): Likewise.
3349 * tree-vectorizer.c (vectorize_loops): Likewise.
3351 2008-05-20 Richard Guenther <rguenther@suse.de>
3353 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3355 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3357 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3358 (ix86_i386elf_return_in_memory): Likewise.
3359 (ix86_i386interix_return_in_memory): Likewise.
3360 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3361 (SUBTARGET_RETURN_IN_MEMORY): New.
3362 * config/i386/i386elf.h: Likewise.
3363 * config/i386/ptx4-i.h: Likewise.
3364 * config/i386/sol2-10.h: Likewise.
3365 * config/i386/sysv4.h: Likewise.
3366 * config/i386/vx-common.h: Likewise.
3367 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3368 * config/i386/i386.c (ix86_return_in_memory): Made static and
3369 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3370 (ix86_i386elf_return_in_memory): Removed.
3371 (ix86_i386interix_return_in_memory): Removed.
3372 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3373 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3375 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3377 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3379 2008-05-19 Xinliang David Li <davidxl@google.com>
3381 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3383 * common.opt: Ditto.
3384 * doc/invoke.texi: Ditto.
3386 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3388 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3389 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3391 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3393 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3394 sizes of operand array from 8/4 to 4/2.
3395 (ix86_expand_vector_init_general): Change size of operand array
3396 from 32 to 16. Remove op0, op1 and half_mode.
3398 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3400 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3401 (ix86_expand_vector_init_interleave): Likewise.
3402 (ix86_expand_vector_init_general): Use them. Assert
3403 word_mode == SImode when n_words == 4.
3405 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.c (ix86_secondary_reload): New static function.
3408 (TARGET_SECONDARY_RELOAD): New define.
3409 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3410 * config/i386/i386.md (reload_outqi): Remove.
3412 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3415 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3416 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3417 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3418 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3419 (fold_builtin_1): Likewise.
3420 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3421 c-common.c (check_builtin_function_arguments): Handle
3422 BUILT_IN_ISINF_SIGN.
3423 * doc/extend.texi: Document __builtin_isinf_sign.
3424 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3426 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3428 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3429 EH cleanup at the end of the pass, search for those that have been
3430 turned into forwarder blocks and do the cleanup on their successor.
3432 2008-05-18 Richard Guenther <rguenther@suse.de>
3434 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3435 pointers to sizetype and vice versa.
3437 2008-05-18 Xinliang David Li <davidxl@google.com>
3439 * gcc/tree-ssa-dce.c: Coding style fix.
3440 (check_pow): Documentation comment.
3441 (check_log): Documenation comment. Coding style fix.
3442 (is_unnecessary_except_errno_call): Ditto.
3443 (gen_conditions_for_pow): Ditto.
3444 (gen_conditions_for_log): Ditto.
3445 (gen_shrink_wrap_conditions): Ditto.
3446 (shrink_wrap_one_built_in_calls): Ditto.
3447 * gcc/doc/invoke.texi: Better documentation string.
3448 * ChangeLog: Fix wrong change log entries from
3449 May 17 checkin on function call DCE.
3451 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3453 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3455 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3457 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3458 * df-problems.c (simulation routines): Fixed block comment to
3459 properly say how to add forwards scanning functions.
3461 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3463 * tree-inline.c (setup_one_parameter): Remove dead code.
3465 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3467 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3468 a BIT_AND_EXPR only for an INTEGER_TYPE.
3470 2008-05-17 Xinliang David Li <davidxl@google.com>
3472 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3473 (check_pow, check_log, is_unnecessary_except_errno_call): New
3474 functions to check for eliminating math functions that are pure
3475 except for setting errno.
3476 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3477 general condition expressions for shrink-wrapping pow/log calls.
3478 (gen_shrink_wrap_conditions): Ditto.
3479 (shrink_wrap_one_built_in_call): Ditto.
3480 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3481 (mark_operand_necessary): If debugging, output if OP is necessary.
3482 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3484 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3486 * gcc/common.opt: New user flag -ftree-builtin-dce.
3487 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3489 2008-05-16 David S. Miller <davem@davemloft.net>
3491 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3492 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3494 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3497 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3499 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3501 * ifcvt.c (dead_or_predicable): Rename
3502 df_simulate_one_insn_backwards to df_simulate_one_insn.
3503 * recog.c (peephole2_optimize): Ditto.
3504 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3506 * df.h: Rename df_simulate_one_insn_backwards to
3507 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3508 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3509 scanning of defs and uses.
3510 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3511 (df_simulate_one_insn_forwards): Removed.
3513 2008-05-16 Doug Kwan <dougkwan@google.com>
3515 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3517 (real_from_string): Handle NaNs and Inf as approriate.
3519 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3521 * doc/gty.texi (Source Files Containing Type Information): Note
3522 that headers should appear first in the gtfiles list.
3524 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3526 * tree.def (COND_EXEC): Properly documented this code.
3528 2008-05-16 Diego Novillo <dnovillo@google.com>
3530 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3531 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3534 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3536 * tree-ssa-dse (max_stmt_uid): Removed.
3537 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3538 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3539 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3540 * function.h (cfun.last_stmt_uid): New field.
3541 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3542 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3544 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3545 (create_stmt_ann): Initialize the ann->uid field.
3546 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3548 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3550 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3552 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3553 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3554 (init_empty_tree_cfg): Call it.
3556 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3558 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3561 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3563 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3564 * tree-dump.c (dump_options): New verbose option.
3565 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3567 * tree-pass.h (TDF_VERBOSE): New dump flag.
3568 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3569 (tree-flow.h): Added include.
3570 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3572 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3574 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3576 From Jie Zhang <jie.zhang@analog.com>
3577 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3578 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3579 mcpu=bf561-none and mcpu=bf561-0.2.
3580 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3581 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3582 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3583 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3584 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3585 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3586 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3588 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3589 (cputype_selected): Remove.
3590 (bfin_handle_option): Don't use cputype_selected.
3591 (override_options): When no mcpu option, enable all workarounds.
3592 Don't use bfin_workarounds.
3593 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3595 (DEFAULT_CPU_TYPE): Don't define.
3597 2008-05-16 Richard Guenther <rguenther@suse.de>
3599 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3600 on deletion of the last stmt.
3602 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3605 V8HImode for SSE2 and V16QImode for SSE4.1.
3607 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3609 * cgraph.h (compute_inline_parameters): Made public.
3610 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3611 variable_generate_summary, function_write_summary,
3612 variable_write_summary, variable_read_summary. Added generate_summary,
3613 write_summary, read_summary.
3614 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3615 pass_ipa_inline.function_generate_summary, to
3616 compute_inline_parameters.
3617 * ipa-inline.c (compute_inline_parameters): Made public and added
3619 (compute_inline_parameters_for_current): New function.
3620 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3621 (inline_generate_summary): Removed parameter and made to loop over
3623 (pass_ipa_inline): Updated for new IPA_PASS structure.
3624 * passes.c (execute_ipa_summary_passes): Now is called once per
3625 pass rather than once per node*pass.
3627 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3629 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3630 avr_have_mul_p, avr_asm_only_p): Remove variables.
3631 (avr_override_options): Remove initialization of removed variables.
3632 (avr_file_start): Convert removed variables to fields of
3633 'struct base_arch_s *avr_current_arch'.
3634 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3635 (AVR_HAVE_MUL): (Ditto.).
3636 (AVR_HAVE_MOVW): (Ditto.).
3637 (AVR_HAVE_LPMX): (Ditto.).
3638 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3639 avr_asm_only_p): Remove declaration.
3641 2008-05-15 Diego Novillo <dnovillo@google.com>
3643 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3644 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3646 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3649 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3650 Don't call record_truncated_value from here.
3651 (record_truncated_value): Turn it into a for_each_rtx callback.
3652 (record_truncated_values): New function.
3653 (combine_instructions): Call note_uses with record_truncated_values.
3654 Change name of check_conversion to check_promoted_subreg.
3656 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3658 * doc/sourcebuild.texi: Document support for torture tests.
3660 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3662 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3663 to alternative 4 of operand 2.
3665 2008-05-15 Richard Guenther <rguenther@suse.de>
3667 * tree-pass.h (current_pass): Declare.
3668 (get_pass_for_id): Likewise.
3669 * passes.c (passes_by_id, passes_by_id_size): New globals.
3670 (set_pass_for_id): New function.
3671 (get_pass_for_id): Likewise.
3672 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3673 (execute_function_todo): Flush per function statistics.
3674 * toplev.c (compile_file): Init statistics.
3675 (general_init): Do early statistics initialization.
3676 (finalize): Finish statistics.
3677 * statistics.h (statistics_early_init): Declare.
3678 (statistics_init): Likewise.
3679 (statistics_fini): Likewise.
3680 (statistics_fini_pass): Likewise.
3681 (statistics_counter_event): Likewise.
3682 (statistics_histogram_event): Likewise.
3683 * statistics.c: New file.
3684 * Makefile.in (OBJS-common): Add statistics.o.
3685 (statistics.o): Add dependencies.
3686 * doc/invoke.texi (-fdump-statistics): Document.
3688 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3690 (execute_pre): Use statistics_counter_event.
3691 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3692 (substitute_and_fold): Increment it. Use statistics_counter_event.
3694 2008-05-15 Diego Novillo <dnovillo@google.com>
3696 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3698 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3699 * tree-ssa-alias.c (new_type_alias): Remove references to
3700 sub-variables from comment.
3701 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3703 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3705 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3706 attribute to 1 only for insertps alternative.
3708 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3710 * config/bfin/bfin.md (loadbytes): New pattern.
3711 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3712 (bfin_init_builtins): Initialize it.
3713 (bdesc_1arg): Add it.
3715 2008-05-15 Sa Liu <saliu@de.ibm.com>
3717 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3718 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3719 * testsuite/lib/target-supports.exp: Add
3720 check_effective_target_fortran_integer_16.
3722 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3724 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3725 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3726 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3727 (TARGET_RETURN_IN_MEMORY): Define.
3729 2008-05-15 Richard Guenther <rguenther@suse.de>
3732 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3733 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3734 represent unmodifiable vars.
3736 2008-05-15 Richard Guenther <rguenther@suse.de>
3738 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3739 INDIRECT_REF and TARGET_MEM_REF.
3740 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3743 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3744 H.J. Lu <hongjiu.lu@intel.com>
3746 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3747 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3748 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3749 insn alternatives. Add missing alternatives.
3750 (*vec_concatv2di_rex64_sse4_1): Likewise.
3751 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3752 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3755 2008-05-15 Richard Guenther <rguenther@suse.de>
3757 PR tree-optimization/36009
3758 PR tree-optimization/36204
3759 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3760 (determine_invariantness_stmt): Record the loop a store is
3762 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3765 2008-05-15 Richard Guenther <rguenther@suse.de>
3767 PR tree-optimization/34330
3768 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3769 through the pointer will alias the SMT.
3771 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3773 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3775 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3777 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3779 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3780 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3782 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3783 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3784 (vashl_optab): New optab for vector/vector shifts.
3785 (vashr_optab): Ditto.
3786 (vlshr_optab): Ditto.
3787 (vrotl_optab): Ditto.
3788 (vrotr_optab): Ditto.
3789 (optab_subtype): New enum for optab_for_tree_code call.
3790 (optab_for_tree_code): Add enum optab_subtype argument.
3792 * optabs.c (optab_for_tree_code): Take an additional argument to
3793 distinguish between a vector shift by a scalar and vector shift by
3794 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3795 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3796 vector shift by a vector.
3797 (expand_widen_pattern_expr): Pass additional argument to
3798 optab_for_tree_code.
3800 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3801 vrotl_optab, vrotr_optab.
3803 * expr.c (expand_expr_real_1): Update calls to
3804 optab_for_tree_code to distinguish between vector shifted by a
3805 scalar and vector shifted by a vector.
3806 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3807 (supportable_narrowing_operation): Ditto.
3808 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3809 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3810 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3811 (vect_create_epilog_for_reduction): Ditto.
3812 (vectorizable_reduction): Ditto.
3813 (vectorizable_operation): Ditto.
3814 (vect_strided_store_supported): Ditto.
3815 (vect_strided_load_supported): Ditto.
3816 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3817 * expmed.c (expand_shift): Ditto.
3819 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3821 (ashr@var{m}3): Ditto.
3822 (vashl@var{m}3): Document new vector/vector shift standard name.
3823 (vashr@var{m}3): Ditto.
3824 (vlshr@var{m}3): Ditto.
3825 (vrotl@var{m}3): Ditto.
3826 (vrotr@var{m}3): Ditto.
3828 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3829 (PPERM_INVERT): Ditto.
3830 (PPERM_REVERSE): Ditto.
3831 (PPERM_REV_INV): Ditto.
3832 (PPERM_ZERO): Ditto.
3833 (PPERM_ONES): Ditto.
3834 (PPERM_SIGN): Ditto.
3835 (PPERM_INV_SIGN): Ditto.
3836 (PPERM_SRC1): Ditto.
3837 (PPERM_SRC2): Ditto.
3839 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3840 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3841 allows a memory operand to be the value being added, and split it
3842 to improve vectorization.
3843 (sse5_pmacsdqh_mem): Ditto.
3844 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3845 (sse5_mulv2div2di3_high): Ditto.
3846 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3847 (vec_pack_trunc_v4si): Ditto.
3848 (vec_pack_trunc_v2di): Ditto.
3849 (sse5_pcmov_<mode>): Remove code that tried to use use
3850 andps/andnps instead of pcmov.
3851 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3852 pmacsdqh instructions.
3853 (vec_widen_smult_lo_v4si): Ditto.
3855 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3856 (PPERM_INVERT): Ditto.
3857 (PPERM_REVERSE): Ditto.
3858 (PPERM_REV_INV): Ditto.
3859 (PPERM_ZERO): Ditto.
3860 (PPERM_ONES): Ditto.
3861 (PPERM_SIGN): Ditto.
3862 (PPERM_INV_SIGN): Ditto.
3863 (PPERM_SRC1): Ditto.
3864 (PPERM_SRC2): Ditto.
3865 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3867 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3869 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3870 says ignore whether the last reference is a memory operand.
3872 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3873 Paolo Bonzini <bonzini at gnu dot org>
3875 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3878 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3879 (vlshr<mode>3): Rename from vlshr<mode>3.
3880 (vashr<mode>3): Rename from vashr<mode>3.
3881 (mulv4sf3): Change the names of vector shift patterns.
3885 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3888 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3913 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3914 (floatunssidf2_internal): Change vector/vector shift names.
3915 (floatunsdidf2_internal): Ditto.
3922 (vashl<mode>3): Rename from ashl<mode>3.
3923 (vashr<mode>3): Rename from ashr<mode>3.
3924 (vlshr<mode>3): Rename from lshr<mode>3.
3925 (vrotl<mode>3): Rename from rotl<mode>3.
3927 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3930 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3931 multiply gives the wrong value when doing widening multiplies.
3932 (vec_widen_smult_lo_v4si): Ditto.
3934 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3936 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3937 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3938 emit_library_call_value.
3939 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3940 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3941 * calls.c (initialize_argument_information, precompute_arguments,
3942 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3943 (precompute_arguments): Removed flags parameter.
3944 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3946 2008-05-14 Richard Guenther <rguenther@suse.de>
3948 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3949 Make sure to register the store if the use is a PHI_NODE.
3951 2008-05-14 Olivier Hainque <hainque@adacore.com>
3953 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3954 memory if the component is to be referenced in BLKmode according
3955 to get_inner_reference.
3957 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3959 * calls.c (emit_library_call_value_1): Restore code clearing
3960 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3962 2008-05-14 Olivier Hainque <hainque@adacore.com>
3963 Nicolas Roche <roche@adacore.com>
3965 * configure.ac: Add support for a "gcc_subdir" variable in
3966 config-lang.in, to denote a subdirectory where the language/GCC
3967 integration files are to be found.
3968 * configure: Regenerate.
3970 2008-05-14 Ira Rosen <irar@il.ibm.com>
3972 PR tree-optimization/36098
3973 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3974 value for the first load in the group in case of a gap.
3975 (vect_build_slp_tree): Check that there are no gaps in loads.
3977 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3979 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3980 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3981 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3982 emit_insn and remove unneeded code to construct extra args.
3983 (emit_no_conflict_block): Removed.
3984 * optabls.h: (emit_no_conflict_block): Removed.
3985 * cse.c (cse_extended_basic_block): Remove search for
3986 REG_NO_CONFLICT note.
3987 * global.c: Removed incorrect comment added in revision 117.
3988 * expr.c (convert_move): Change call to emit_no_conflict_block to
3990 * recog.c: Change comments so that they do not mention
3992 * local_alloc.c (combine_regs): Removed last parameter.
3993 (no_conflict_p): Removed.
3994 (block_alloc): Removed note, no_conflict_combined_regno and set
3995 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3996 (combine_regs): Removed already_dead and code to look for
3997 REG_NO_CONFLICT notes.
3998 * lower_subreg (remove_retval_note): Removed code to look for
3999 REG_NO_CONFLICT block.
4000 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4001 (resolve_clobber): Remove code to process libcalls that have
4002 REG_NO_CONFLICT notes.
4003 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4005 * combine.c (can_combine_p, distribute_notes): Removed
4006 REG_NO_CONFLICT case.
4007 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4009 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4010 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4012 * reg-notes.def (NO_CONFLICT): Removed.
4014 2008-05-14 David S. Miller <davem@davemloft.net>
4016 * config/sparc/sparc.c (sparc_profile_hook): If
4017 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4018 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4019 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4021 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4023 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4025 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4029 and op1 expansion before vector concat to have less live pseudos.
4031 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4033 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4034 ix86_expand_vector_set if supported.
4036 2008-05-13 Diego Novillo <dnovillo@google.com>
4037 Kenneth Zadeck <zadeck@naturalbridge.com>
4039 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4041 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4042 phinodes_print_statistics, init_ssanames, fini_ssanames,
4043 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4044 release_ssa_name, release_defs, replace_ssa_name_symbol,
4045 ssanames_print_statistics): Move ...
4046 * tree-flow.h: ... here.
4047 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4048 Use FN instead of cfun.
4049 (make_ssa_name_fn): Rename from make_ssa_name.
4050 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4051 * tree-flow-inline.h (make_ssa_name): Move from
4052 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4053 * omp-low.c (expand_omp_parallel):
4054 * tree-flow-inline.h (redirect_edge_var_map_result):
4055 * tree-ssa.c (init_tree_ssa): Add argument FN.
4056 Use it instead of cfun. Update all users.
4058 2008-05-13 Tom Tromey <tromey@redhat.com>
4060 PR preprocessor/22168:
4061 * doc/cpp.texi (Top): Update menu.
4062 (Alternatives to Wrapper #ifndef): New node.
4063 (Other Directives): Document deprecation.
4064 (Obsolete Features): Remove menu.
4065 (Assertions): Merge node into Obsolete Features.
4066 (Obsolete once-only headers): Move earlier; rename to Alternatives
4068 * doc/cppopts.texi: Update.
4069 * c.opt (Wdeprecated): Enable for C and ObjC.
4070 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4071 (C++ Dialect Options): Move -Wno-deprecated from here to...
4072 (Warning Options): ... here.
4074 2008-05-13 Richard Guenther <rguenther@suse.de>
4077 * fold-const.c (fold_sign_changed_comparison): Do not allow
4078 changes in pointer-ness.
4080 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4083 * config/sh/sh.c (sh_expand_prologue): Don't clear
4084 RTX_FRAME_RELATED_P for push insns.
4086 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4088 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4090 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4092 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4093 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4094 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4096 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4099 (*vec_concatv4sf_sse): This.
4100 (*sse2_concatv2si): Renamed to ...
4101 (*vec_concatv2si_sse2): This.
4102 (*sse1_concatv2si): Renamed to ...
4103 (*vec_concatv2si_sse): This.
4104 (*vec_concatv2di_rex): Renamed to ...
4105 (*vec_concatv2di_rex64): This.
4106 (*vec_concatv2si_sse4_1): New.
4107 (*vec_concatv2di_rex64_sse4_1): Likewise.
4109 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4111 PR rtl-optimization/36111
4112 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4113 that was created for swappable operands.
4115 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4118 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4119 * configure.ac: Add call to ACX_PROG_GNAT.
4121 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4123 * optc-gen.awk: Fix comment typo.
4125 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4127 * pretty-print.c (pp_integer_with_precision): Use
4128 HOST_LONG_LONG_FORMAT.
4130 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4132 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4134 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4136 * config/i386/i386.c (bdesc_ptest): Removed.
4137 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4138 (bdesc_args): Add __builtin_ia32_ptestz128,
4139 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4140 (ix86_init_mmx_sse_builtins): Updated.
4141 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4142 (ix86_expand_builtin): Updated.
4144 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4146 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4147 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4149 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4151 * value-prof.c (interesting_stringop_to_profile): Do not
4152 return early for BUILT_IN_MEMPCPY.
4154 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4156 * calls.c (expand_call): Don't use callgraph to increase
4157 preferred_stack_boundary.
4159 * cgraph.h (cgraph_rtl_info): Use unsigned on
4160 preferred_incoming_stack_boundary.
4162 * final.c (rest_of_clean_state): Use unsigned on
4163 preferred_stack_boundary.
4165 2008-05-09 Tom Tromey <tromey@redhat.com>
4167 PR preprocessor/22231:
4168 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4171 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4173 PR tree-optimization/36129
4174 * tree-ssa-ccp.c: Include value-prof.h.
4175 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4176 built-in function was folded to a constant.
4177 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4179 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4180 Sebastian Pop <sebastian.pop@amd.com>
4182 * tree-scalar-evolution.c: Document instantiate_scev.
4183 (instantiate_parameters_1): Renamed instantiate_scev_1.
4184 Don't use the same loop for instantiation_loop and evolution_loop.
4185 (instantiate_scev): New.
4186 (instantiate_parameters): Moved...
4187 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4188 same loop twice. Maintains the semantics for this function.
4189 * tree-scalar-evolution.h (instantiate_scev): Declare.
4190 (instantiate_parameters): ...here. Now static inline.
4191 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4192 instead of resolve_mixers.
4194 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4196 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4198 2008-05-09 Tomas Bily <tbily@suse.cz>
4200 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4201 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4202 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4203 * c-common.c (c_common_truthvalue_conversion): Likewise.
4204 * tree-object-size.c (compute_object_offset): Likewise.
4205 * tree-inline.c (estimate_num_insns_1): Likewise.
4206 * varasm.c (const_hash_1, compare_constant, copy_constant)
4207 (compute_reloc_for_constant, output_addressed_constants)
4208 (initializer_constant_valid_p): Likewise.
4209 * c-omp.c (check_omp_for_incr_expr): Likewise.
4210 * gimplify.c (gimplify_expr): Likewise.
4211 * c-typeck.c (c_finish_return): Likewise.
4212 * tree-vectorizer.c (supportable_widening_operation)
4213 (supportable_narrowing_operation): Likewise.
4214 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4215 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4216 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4217 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4218 (descr_info_loc): Likewise.
4219 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4220 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4221 (fold_unary): Likewise.
4222 * builtins.c (get_pointer_alignment): Likewise.
4223 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4224 (instantiate_parameters_1): Likewise.
4225 * tree.c (expr_align, stabilize_reference): Likewise.
4226 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4227 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4228 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4229 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4230 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4231 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4233 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4234 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4235 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4236 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4237 (forward_propagate_comparison)
4238 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4239 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4240 * emit-rtl.c (component_ref_for_mem_expr)
4241 (set_mem_attributes_minus_bitpos): Likewise.
4242 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4243 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4245 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4246 (build_function_call, pointer_diff, build_compound_expr)
4247 (c_finish_return): Likewise.
4248 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4249 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4251 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4252 * expr.c (is_aligning_offset): Likewise.
4253 * tree-ssa-alias.c (is_escape_site): Likewise.
4254 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4255 (check_all_va_list_escapes): Likewise.
4256 * tree-ssa-loop-ivopts.c (determine_base_object)
4257 (determine_common_wider_type): Likewise.
4258 * dojump.c (do_jump): Likewise.
4259 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4260 * tree-gimple.c (is_gimple_cast): Likewise.
4261 * fold-const.c (decode_field_reference, )
4262 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4263 (fold_binary): Likewise.
4264 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4265 (already_warned_in_frontend_p): Likewise.
4266 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4267 * tree.c (really_constant_p, get_unwidened): Likewise.
4268 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4269 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4270 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4272 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4274 (CONVERT_EXPR_P): Define.
4275 (CASE_CONVERT): Define.
4277 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4280 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4281 (delete_unmarked_insns): When deleting a call, call
4282 delete_unreachable_blocks.
4283 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4284 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4286 2008-05-08 Richard Guenther <rguenther@suse.de>
4288 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4289 (-ftree-salias): Likewise.
4290 (salias-max-implicit-fields): Remove param documentation.
4291 (salias-max-array-elements): Likewise.
4292 * tree-pass.h (pass_create_structure_vars): Remove.
4293 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4294 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4295 * tree-ssa-alias.c (create_structure_vars): Remove.
4296 (gate_structure_vars): Likewise.
4297 (pass_create_structure_vars): Likewise.
4298 (gate_build_alias): Likewise.
4299 (pass_build_alias): Adjust to run always and dump the function.
4300 * common.opt (ftree-salias): Hide.
4301 * passes.c (init_optimization_passes): Remove
4302 pass_create_structure_vars, adjust comment.
4303 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4304 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4305 * opts.c (decode_options): Do not set flag_tree_salias.
4306 (common_handle_option): Add OPT_ftree_salias to the backward
4307 compatibility section.
4309 2008-05-08 Richard Guenther <rguenther@suse.de>
4311 * tree-flow-inline.h (var_can_have_subvars): Move ...
4312 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4313 * tree-flow.h (var_can_have_subvars): Remove.
4314 (push_fields_onto_fieldstack): Remove.
4315 (sort_fieldstack): Likewise.
4316 (struct fieldoff): Move ...
4317 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4318 alias_set and base_for_components fields.
4319 (sort_fieldstack): Make static.
4320 (push_fields_onto_fieldstack): Likewise. Remove code that
4321 handles anything but RECORD_TYPEs. Remove alias_set and
4322 base_for_components handling.
4323 (create_variable_info_for): Adjust.
4325 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4327 * common.opt (Wframe-larger-than=): Shorten the help message
4329 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4331 2008-05-08 Rafael Espindola <espindola@google.com>
4333 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4335 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4336 trap and that both operands are gimple values.
4337 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4338 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4341 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4343 * read-rtl.c (join_c_conditions): Return the first string if the
4344 two strings are equal.
4346 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4348 * gensupport.h (pred_data): Add a "num_codes" field.
4349 (add_predicate_code): Declare.
4350 * gensupport.c (add_predicate_code): New function.
4351 (std_pred_table): Add an "allows_const_p" field.
4352 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4353 Remove the (incomplete) list of such codes from the codes field.
4354 (init_predicate_table): Use add_predicate_code. Add all
4355 RTX_CONST_OBJs if allows_const_p is true.
4356 * genrecog.c (process_define_predicate): Use add_predicate_code.
4358 2008-05-08 David Daney <ddaney@avtrex.com>
4359 Richard Sandiford <rsandifo@nildram.co.uk>
4361 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4362 special case of constant zero operands.
4363 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4364 old and new values. Special case constant zero values.
4365 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4367 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4368 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4370 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4373 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4374 similar RTX_CONST_OBJ before CONST_INT.
4376 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4378 * stmt.c (expand_stack_restore): Change sa mode if needed.
4380 2008-05-08 Richard Guenther <rguenther@suse.de>
4382 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4383 return type to bool.
4384 (ix86_sol10_return_in_memory): Likewise.
4385 (ix86_i386elf_return_in_memory): Likewise.
4386 (ix86_i386interix_return_in_memory): Likewise.
4387 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4388 (ix86_sol10_return_in_memory): Likewise.
4389 (ix86_i386elf_return_in_memory): Likewise.
4390 (ix86_i386interix_return_in_memory): Likewise.
4392 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4395 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4397 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4398 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4401 2008-05-08 Richard Guenther <rguenther@suse.de>
4403 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4404 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4405 (DR_SUBVARS): Remove.
4406 * tree-dfa.c (dump_subvars_for): Remove.
4407 (debug_subvars_for): Likewise.
4408 (dump_variable): Do not dump subvars.
4409 (remove_referenced_var): Do not remove subvars.
4410 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4411 (lookup_subvars_for_var): Remove.
4412 (get_subvars_for_var): Likewise.
4413 (get_subvars_at): Likewise.
4414 (get_first_overlapping_subvar): Likewise.
4415 (overlap_subvar): Likewise.
4416 * tree-flow.h (subvar_t): Remove.
4417 (struct var_ann_d): Remove subvars field.
4418 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4419 argument. Remove special handling of SFTs.
4420 (compute_tag_properties): Likewise.
4421 (set_initial_properties): Likewise.
4422 (compute_call_clobbered): Likewise.
4423 (count_mem_refs): Likewise.
4424 (compute_memory_partitions): Likewise.
4425 (compute_flow_insensitive_aliasing): Likewise.
4426 (setup_pointers_and_addressables): Likewise.
4427 (new_type_alias): Likewise.
4428 (struct used_part): Remove.
4429 (used_portions): Likewise.
4430 (struct used_part_map): Likewise.
4431 (used_part_map_eq): Likewise.
4432 (used_part_map_hash): Likewise.
4433 (free_used_part_map): Likewise.
4434 (up_lookup): Likewise.
4435 (up_insert): Likewise.
4436 (get_or_create_used_part_for): Likewise.
4437 (create_sft): Likewise.
4438 (create_overlap_variables_for): Likewise.
4439 (find_used_portions): Likewise.
4440 (create_structure_vars): Likewise.
4441 * tree.def (STRUCT_FIELD_TAG): Remove.
4442 * tree.h (MTAG_P): Adjust.
4443 (struct tree_memory_tag): Remove base_for_components and
4444 unpartitionable flags.
4445 (struct tree_struct_field_tag): Remove.
4446 (SFT_PARENT_VAR): Likewise.
4447 (SFT_OFFSET): Likewise.
4448 (SFT_SIZE): Likewise.
4449 (SFT_NONADDRESSABLE_P): Likewise.
4450 (SFT_ALIAS_SET): Likewise.
4451 (SFT_UNPARTITIONABLE_P): Likewise.
4452 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4453 (union tree_node): Remove sft field.
4454 * alias.c (get_alias_set): Remove special handling of SFTs.
4455 * print-tree.c (print_node): Remove handling of SFTs.
4456 * tree-dump.c (dequeue_and_dump): Likewise.
4457 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4458 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4459 * tree-predcom.c (set_alias_info): Do not set subvars.
4460 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4461 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4462 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4463 (add_vars_for_offset): Remove.
4464 (add_virtual_operand): Remove special handling of SFTs.
4465 (add_call_clobber_ops): Likewise.
4466 (add_call_read_ops): Likewise.
4467 (get_asm_expr_operands): Likewise.
4468 (get_modify_stmt_operands): Likewise.
4469 (get_expr_operands): Likewise.
4470 (add_to_addressable_set): Likewise.
4471 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4472 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4473 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4474 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4475 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4476 (tree_node_structure): Likewise.
4477 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4479 (find_what_p_points_to): Likewise.
4481 2008-05-08 Sa Liu <saliu@de.ibm.com>
4483 * config/spu/spu.md: Fixed subti3 pattern.
4485 2008-05-08 Richard Guenther <rguenther@suse.de>
4488 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4489 sure to create a representative for trailing arrays for PTA.
4491 2008-05-08 Richard Guenther <rguenther@suse.de>
4494 * fold-const.c (operand_equal_p): Two objects which types
4495 differ in pointerness are not equal.
4497 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4499 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4500 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4501 (emit_library_call_value_1): Add new variable fndecl initialized by
4502 NULL_TREE. It should be the decl type of orgfun, but this information
4503 seems not to be available here, so it uses the default calling abi.
4504 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4505 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4506 by TARGET_RETURN_IN_MEMORY.
4507 * config/i386/i386-interix.h: Likewise.
4508 * config/i386/i386.h: Likewise.
4509 * config/i386/i386elf.h: Likewise.
4510 * config/i386/ptx4-i.h: Likewise.
4511 * config/i386/sol2-10.h: Likewise.
4512 * config/i386/sysv4.h: Likewise.
4513 * config/i386/vx-common.h: Likewise.
4514 * config/cris/cris.h: Removed #if 0 clause.
4515 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4516 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4518 (ix86_sol10_return_in_memory): Likewise.
4519 (ix86_i386elf_return_in_memory): New.
4520 (ix86_i386interix_return_in_memory): New.
4521 * config/mt/mt-protos.h (mt_return_in_memory): New.
4522 * config/mt/mt.c: Likewise.
4523 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4524 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4525 * config/bfin/bfin.h: Likewise.
4526 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4528 * config/bfin/bfin.c: Likewise.
4529 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4530 * config/alpha/unicosmk.h: Likewise.
4531 * config/i386/cygming.h: Likewise.
4532 * config/iq2000/iq2000.h: Likewise.
4533 * config/mips/mips.h: Likewise.
4534 * config/mn10300/mn10300.h: Likewise.
4535 * config/rs6000/rs6000.h: Likewise.
4536 * config/score/score.h: Likewise.
4537 * config/spu/spu.h: Likewise.
4538 * config/v850/v850.h: Likewise.
4539 * defaults.h: Likewise.
4540 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4541 * expr.c (emit_block_move): Adjust use of
4542 OUTGOING_REG_PARM_STACK_SPACE.
4543 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4544 OUTGOING_REG_PARM_STACK_SPACE.
4545 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4547 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4549 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4550 on OMP_RETURN for OMP_FOR.
4553 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4554 (fortran_common): New function.
4555 (gen_variable_die): Call fortran_common instead of common_check,
4556 adjust for it returning tree instead of rtx. Formatting.
4558 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4562 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4563 * c-decl.c (merge_decls): Ditto.
4564 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4565 to RTL_CONST_OR_PURE_CALL_P.
4566 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4567 Initialized DECL_LOOPING_CONST_PURE.
4568 (process_call_operands): Set tree_side_effects properly.
4569 * tree.h (TREE_READONLY_DECL_P): Removed.
4570 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4571 (DECL_LOOPING_OR_CONST_P): New macro.
4572 (struct tree_function_decl): Added looping_const_or_pure_p.
4574 (ECF_LOOPING_OR_CONST_P): New macro.
4575 * rtlanal.c (pure_const_p): Removed.
4576 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4577 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4578 to RTL_CONST_CALL_P.
4579 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4580 (check_decl, check_tree, check_call, scan_function): Initialize
4582 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4583 (static_execute): Set looping true for recursive functions.
4584 Undo setting state to IPA_NEITHER for recursive functions.
4586 * ifcvt.c (noce_can_store_speculate_p): Changed
4587 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4588 RTL_CONST_OR_PURE_CALL_P.
4589 * dse.c (scan_insn): Ditto.
4590 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4591 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4592 RTL_CONST_OR_PURE_CALL_P.
4593 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4594 pure_call_p to RTL_CONST_CALL_P.
4595 * gimplify.c (gimplify_call_expr): Clear side effects for
4596 non-looping pure and constant calls.
4597 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4598 (flags_from_decl_or_type): Set ecf flags from decl flags.
4599 (initialize_argument_information): Turn off
4600 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4601 Change const to pure if callee_copies is true rather than just
4603 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4604 way of marking pure calls.
4605 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4606 Remove hack that was supposed to fix pr7335 and remove old
4607 way of marking pure calls.
4608 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4609 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4610 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4611 RTL_CONST_OR_PURE_CALL_P.
4612 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4613 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4614 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4615 * sched-deps.c (schedule_analyze): Ditto.
4616 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4617 return_val field of calls to represent pure and const function info.
4618 (CONST_OR_PURE_CALL_P): Deleted macro.
4619 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4620 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4621 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4623 * tree-optimize.c (execute_fixup_cfg): Added test for
4624 ECF_LOOPING_CONST_OR_PURE.
4625 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4627 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4628 effects for looping pure or const calls.
4629 (verify_gimple_expr): Added verification code.
4630 * config/alpha/alpha.c (alpha_legitimize_address,
4631 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4633 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4634 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4635 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4636 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4637 RTL_CONST_OR_PURE_CALL_P.
4638 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4639 and const calls to be deleted.
4641 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4645 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4646 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4647 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4648 to handle nonimmediate operands.
4649 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4650 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4651 to handle nonimmediate operands.
4652 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4653 (mmx_pmulhrwv4hi3): New expander. Use
4654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4655 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4656 (sse2_umulv1siv1di3): New expander. Use
4657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4658 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4659 (mmx_eq<mode>3): New expander. Use
4660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4661 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4662 (mmx_uavgv8qi3): New expander. Use
4663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4664 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4665 (mmx_uavgv4hi3): New expander. Use
4666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4668 * config/i386/sse.md
4669 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4670 to handle nonimmediate operands.
4671 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4672 to handle nonimmediate operands.
4673 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4674 to handle nonimmediate operands.
4675 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4676 to handle nonimmediate operands.
4677 (sse2_unpckhpd_exp): New expander. Use
4678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4679 (sse2_unpcklpd_exp): New expander. Use
4680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4681 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4682 to handle nonimmediate operands.
4683 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4684 to handle nonimmediate operands.
4685 (*sse2_<plusminus_insn><mode>3): Rename from
4686 sse2_<plusminus_insn><mode>3 insn pattern.
4687 (sse2_<plusminus_insn><mode>3): New expander. Use
4688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4689 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4690 (sse2_umulv2siv2di3): New expander. Use
4691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4692 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4693 (sse4_1_mulv2siv2di3): New expander. Use
4694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4695 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4696 (sse2_pmaddwd): New expander. Use
4697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4698 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4699 (sse2_eq<mode>3): New expander. Use
4700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4701 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4702 (sse4_1_eqv2di3): New expander. Use
4703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4704 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4705 (sse2_uavgv16qi3): New expander. Use
4706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4707 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4708 (sse2_uavgv16qi3): New expander. Use
4709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4710 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4711 (sse2_uavgv8hi3): New expander. Use
4712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4713 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4714 (ssse3_pmulhrswv8hi3): New expander. Use
4715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4716 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4717 (ssse3_pmulhrswv4hi3): New expander. Use
4718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4720 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4721 (<sse>_vmmul<mode>3): Ditto.
4722 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4724 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4725 (ssse3_pmaddubsw): Ditto.
4727 * config/i386/i386.c (struct_builtin_description)
4728 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4729 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4730 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4731 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4732 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4733 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4734 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4735 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4736 (ix86_fixup_binary_operands): Assert that src1
4737 and src2 must have the same mode when swapped.
4738 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4739 and ix86_binary_operator_ok. Do not force operands in registers
4742 2008-05-07 Jan Hubicka <jh@suse.cz>
4744 * cgraph.c (dump_cgraph_node): Update.
4745 * cgraph.h (cgraph_local_info): Break out inline summary.
4746 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4748 * ipa-inline (inline_summary): New accestor function.
4749 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4750 cgraph_decide_inlining, compute_inline_parameters): Update.
4751 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4753 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4755 Cleanup ColdFire scheduling support and add V4 pipeline model.
4757 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4758 (define_attr cpu): Add cfv4 value.
4759 (define_attr type, define_attr type1): Merge into a single 'type'
4760 attribute. Update all uses.
4761 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4762 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4764 (define_attr opx_mem, define_attr opy_mem): Remove.
4765 (define_attr op_mem): Clean up, update comment.
4766 (define_attr size): Use specific values instead of general int.
4767 (define_attr guess, define_attr split): Remove. Update all uses.
4768 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4769 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4770 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4771 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4772 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4773 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4774 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4775 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4776 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4777 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4778 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4779 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4780 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4781 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4782 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4783 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4784 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4785 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4786 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4787 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4788 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4789 Update or set attributes.
4790 (stack_tie): New fake instruction.
4792 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4793 (m68k_sched_attr_size): Update declaration.
4794 (m68k_sched_attr_type2): Remove.
4795 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4796 Declare new bypass predicates.
4798 * config/m68k/m68k.c (m68k_sched_issue_rate,
4799 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4801 (TARGET_SCHED_ISSUE_RATE,
4802 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4803 (override_options): Handle scheduling for ColdFire V4 core.
4804 (m68k_expand_prologue): Emit stack_tie.
4805 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4806 'OP_TYPE_FPN'. Update all uses.
4807 (sched_guess_p): Remove.
4808 (sched_address_type): Handle symbolic addresses.
4809 (sched_get_operand): New static function.
4810 (sched_operand_type): Merge into sched_attr_op_type.
4811 (sched_attr_op_type): Handle FP registers, handle quick constants,
4813 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4814 (m68k_sched_attr_size): Update. Move logic to ...
4815 (sched_get_attr_size_int): New static function.
4816 (sched_get_opxy_mem_type): New static function.
4817 (m68k_sched_attr_op_mem): Update.
4818 (m68k_sched_attr_type2): Remove.
4819 (sched_cfv4_bypass_data): New static variable.
4820 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4821 (m68k_sched_issue_rate): Implement scheduler hook.
4822 (struct _sched_ib: enabled_p): New field.
4823 (m68k_sched_variable_issue): Update. Handle V4.
4824 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4825 sched_dump_class_func_t, sched_dump_split_class,
4826 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4827 sched_dump_dfa_class, m68k_sched_dump): Remove.
4828 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4830 (m68k_sched_init_global): Remove statisctics dumping, introduce
4831 sanity check that all instructions have pipeline reservations. Handle
4833 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4834 Handle ColdFire V4 core.
4835 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4836 New static functions.
4837 (m68k_sched_address_bypass_p): New bypass predicate.
4838 (sched_get_indexed_address_scale): New static function.
4839 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4841 * cf.md: Update comments.
4842 (define_attr type2): Remove. Use 'type' attribute instead.
4844 (cf_ib): Rename to cfv123_ib. Update all uses.
4845 (cf_oep): Rename to cfv123_oep. Update all uses.
4846 (cf_chr): Rename to cfv123_chr. Update all uses.
4847 (cf_mem): Rename to cfv123_mem. Update all uses.
4848 (cf_mac): Move to more appropriate place.
4849 (cfv123_guess): New automaton and cpu_unit.
4850 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4851 Update uses of 'size' attribute. Handle before reload scheduling.
4852 (cfv123_guess): New dummy reservation for unhandled instructions.
4853 (cfv4_*): Pipeline description of ColdFire V4 core.
4854 (ignore): New reservation to handle 'ignore' type.
4856 2008-05-07 Ian Lance Taylor <iant@google.com>
4859 * gimplify.c (find_single_pointer_decl_1): Don't look through
4861 (find_single_pointer_decl): Adjust comments.
4863 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4866 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4867 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4870 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4871 integral type rather than floating point, then VIEW_CONVERT_EXPR
4872 to the floating point type.
4874 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4877 TFmode op0 to register.
4879 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4881 * c-decl.c (grokdeclarator): Comment typo.
4883 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4885 * tree-flow.h: Remove prototype for computed_goto_p.
4886 * tree-cfg.c (computed_goto_p): Make static.
4888 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4892 (contains_aligned_value_p): This. Handle _Decimal128.
4893 (ix86_function_arg_boundary): Only align _Decimal128 to its
4894 natural boundary and handle it properly.
4896 2008-05-06 Martin Jambor <mjambor@suse.cz>
4898 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4899 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4900 (ipcp_method_set_orig_node): Removed.
4901 (ipcp_cval_get_cvalue_type): Removed.
4902 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4903 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4904 (ipcp_cval_set_cvalue_type): Removed.
4905 (ipcp_cval_get_cvalue): Removed.
4906 (ipcp_cval_set_cvalue): Removed.
4907 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4908 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4909 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4910 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4911 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4912 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4913 (ipcp_get_ith_lattice): Changed parameters.
4914 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4915 (ipcp_lattice_from_jfunc): Changed parameters.
4916 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4917 (ipcp_method_cval_print): Added temporary variable info.
4918 (ipcp_redirect): Removed already unused local variable caller.
4919 (ipcp_redirect): New temporary variable orig_callee_info
4920 (ipcp_redirect): Removed newly unused local variable callee.
4921 (ipcp_redirect): Removed (a bit confusing) local variable type.
4922 (ipcp_insert_stage): Added local variable info.
4923 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4925 (ipcp_formal_create): Removed.
4926 (ipcp_method_cval_set): Removed.
4927 (ipcp_propagate_stage): Renamed lattice variables.
4928 (ipcp_method_cval_set_cvalue_type): Removed.
4929 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4930 (ipcp_print_all_lattices): Changed printed strings to refer to
4931 lattices rather than cvals.
4932 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4933 (ipcp_propagate_const): Changed formal parameters.
4934 (build_const_val): Changed formal parameters.
4935 (ipcp_insert_stage): Removed useless variable cvalue
4936 (build_const_val): Changed formal parameters.
4937 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4938 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4939 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4940 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4941 (ipcp_print_func_profile_counts): Changed string from "method" to
4943 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4944 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4945 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4946 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4947 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4948 (ipcp_lat_is_const): Changed parameters and made inline.
4949 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4950 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4951 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4952 the predicate condition directly
4953 (ipcp_propagate_stage): Added local variable args. Removed local
4954 variable callee. (Both are mere code simplifications.)
4955 (ipcp_method_dont_insert_const): Renamed to
4956 ipcp_node_not_modifiable_p.
4957 (ipcp_node_not_modifiable_p): Made inline.
4958 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4959 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4960 (ipcp_print_all_lattices): Removed variable cvalue
4961 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4964 2008-05-06 Olivier Hainque <hainque@adacore.com>
4966 * tree-sra.c (try_instantiate_multiple_fields): Early return
4967 if field has POINTER_TYPE.
4969 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4971 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4972 by using 'q' specifier for instruction.
4973 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4975 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4977 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4978 Change mode of zero_extract from QImode to HImode.
4979 (sign bit tests peepholes): (Ditto.).
4981 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4983 * config/i386/mmx.md: Remove double backslashes from asm templates.
4984 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4985 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4986 to handle nonimmediate operands.
4987 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4988 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4989 to handle nonimmediate operands.
4990 (*mmx_<code>v2sf3_finite): New insn pattern.
4991 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4992 (mmx_<code>v2sf3): New expander. Use
4993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4994 (mmx_<plusminus_insn><mode>3): New expander. Use
4995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4996 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4997 (mmx_add<mode>3): Removed.
4998 (mmx_ssadd<mode>3): Ditto.
4999 (mmx_usadd<mode>3): Ditto.
5000 (mmx_sub<mode>3): Ditto.
5001 (mmx_sssub<mode>3): Ditto.
5002 (mmx_ussub<mode>3): Ditto.
5003 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5004 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5005 to handle nonimmediate operands.
5006 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5008 (mmx_smulv4hi3_highpart): New expander. Use
5009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5010 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5012 (mmx_umulv4hi3_highpart): New expander. Use
5013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5014 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5015 (mmx_<code>v4hi3): New expander. Use
5016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5017 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5018 (mmx_<code>v8qi3): New expander. Use
5019 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5020 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5021 (mmx_<code><mode>3): New expander. Use
5022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5024 2008-05-05 Jan Hubicka <jh@suse.cz>
5026 PR tree-optimization/36118
5027 * passes.c (pass_init_dump_file): Fix dump header.
5029 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5033 VCE for function decls.
5035 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5037 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5039 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5041 * config/i386/i386.md (sat_plusminus): New.
5042 (plusminus_insn): Likewise.
5043 (plusminus_mnemonic): Likewise.
5045 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5046 (*<addsub><mode>3_cc_overflow): Renamed to ...
5047 (*<plusminus_insn><mode>3_cc_overflow): This.
5048 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5049 (*<plusminus_insn>si3_zext_cc_overflow): This.
5051 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5052 (<plusminus_insn><mode>3): This.
5053 (*<addsub><mode>3): Renamed to ...
5054 (*<plusminus_insn><mode>3): This.
5055 (<sse>_vm<addsub><mode>3): Renamed to ...
5056 (<sse>_vm<plusminus_insn><mode>3): This.
5057 (sse3_h<addsub>v4sf3): Renamed to ...
5058 (sse3_h<plusminus_insn>v4sf3): This.
5059 (sse3_h<addsub>v2df3): Renamed to ...
5060 (sse3_h<plusminus_insn>v2df3): This.
5061 (<plusminus_insn><mode>3): New.
5062 (*<plusminus_insn><mode>3): Likewise.
5063 (sse2_<plusminus_insn><mode>3): Likewise.
5064 (add<mode>): Removed.
5065 (*add<mode>3): Likewise.
5066 (sse2_ssadd<mode>3): Likewise.
5067 (sse2_usadd<mode>3): Likewise.
5068 (sub<mode>3): Likewise.
5069 (*sub<mode>3): Likewise.
5070 (sse2_sssub<mode>3): Likewise.
5071 (sse2_ussub<mode>3): Likewise.
5073 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5075 * gthr-single.h: Add in required interface elements as per gthr.h.
5076 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5077 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5078 Generalize UNUSED macro.
5079 (__gthread_once): Add.
5080 (__gthread_key_create): Add.
5081 (__gthread_key_delete): Add.
5082 (__gthread_getspecific): Add.
5083 (__gthread_setspecific): Add.
5085 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5088 the same size types for the indirect reference on the rhs, then
5091 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.md
5094 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5095 one insn template instead of template series.
5096 (*xordi_1_rex64): Ditto.
5097 (*xordi_2_rex64): Ditto.
5099 2008-05-05 Ira Rosen <irar@il.ibm.com>
5101 PR tree-optimization/36119
5102 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5105 2008-06-04 Jan Hubicka <jh@suse.cz>
5107 tree-optimization/36100
5108 * tree-pass.h (pass_O0_always_inline): Declare.
5109 * ipa-inline.c (inline_transform): Remove dead code.
5110 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5111 pass_O0_always_inline): New.
5112 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5114 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5116 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5117 mnemonic in this_param move for TARGET_64BIT.
5119 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5121 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5122 (*strmovsi_rex_1): Ditto.
5123 (*strsetsi_1): Ditto.
5124 (*strsetsi_rex_1): Ditto.
5126 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5127 adddicc expanders using SWI mode iterator.
5129 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5132 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5135 2008-05-04 David S. Miller <davem@davemloft.net>
5137 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5138 (sparc*-*-linux*): Use linux.h in tm_file.
5139 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5140 compiler defaulting to 32-bit.
5141 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5143 * config/sparc/linux.h: Remove definitions now obtained
5144 properly from linux.h
5145 * config/sparc/linux64.h: Likewise.
5146 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5147 don't want this setting for 32-bit builds in a biarch compiler.
5148 * doc/install.texi: Add sparc-linux to list of targets
5149 supporting --enable-targets=all.
5151 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5153 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5155 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5158 after V4SI_FTYPE_V8HI.
5159 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5160 case V4SI_FTYPE_V2DF.
5162 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5164 * doc/invoke.texi (max-flow-memory-locations): Removed.
5165 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5167 2008-05-03 Richard Guenther <rguenther@suse.de>
5170 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5172 2008-05-02 David S. Miller <davem@davemloft.net>
5174 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5176 2008-05-02 Simon Baldwin <simonb@google.com>
5179 * c-common.h (warn_array_subscript_range): Removed.
5180 * c-common.c (warn_array_subscript_range): Ditto.
5181 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5182 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5184 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5186 * config/i386/i386.c (ix86_special_builtin_type): New.
5187 (bdesc_special_args): Likewise.
5188 (ix86_expand_special_args_builtin): Likewise.
5189 (ix86_init_mmx_sse_builtins): Updated.
5190 (ix86_expand_builtin): Updated.
5191 (ix86_expand_store_builtin): Removed.
5192 (ix86_expand_unop_builtin): Likewise.
5194 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5195 * config/i386/mmintrin.h (__v2sf): Here.
5197 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5199 (_mm_loadl_pi): Likewise.
5200 (_mm_storeh_pi): Replace __v2si with __v2sf.
5201 (_mm_storel_pi): Likewise.
5203 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5204 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5205 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5206 __builtin_ia32_loadlpd.
5208 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5211 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5212 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5213 (ix86_init_mmx_sse_builtins): Updated.
5214 (ix86_expand_args_builtin): Likewise.
5215 (ix86_expand_builtin): Likewise.
5216 (ix86_expand_unop1_builtin): Renamed to ...
5217 (ix86_expand_unop_vec_merge_builtin): This.
5219 2008-05-01 Jan Hubicka <jh@suse.cz>
5222 * ipa-inline.c (inline_generate_summary): Make static.
5223 (inline_transform): Do not call inlining at -O0; make static.
5224 * passes.c (execute_todo): Add sanity check.
5225 (execute_one_ipa_transform_pass): Execute proper flags.
5227 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5229 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5230 (DECL_NONADDRESSABLE_P): Likewise.
5231 * alias.c (record_component_aliases): Fix comment.
5233 2008-05-01 Simon Baldwin <simonb@google.com>
5235 * c-common.h (warn_array_subscript_range): New function.
5236 * c-common.c (warn_array_subscript_range): Ditto.
5237 * tree-vrp.c (check_array_ref): Corrected code to agree with
5238 comment, ignoring only arrays of size 0 or size 1.
5239 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5241 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5243 * config/i386/i386.c (ix86_builtin_type): Replace
5244 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5245 (bdesc_args): Updated.
5246 (ix86_init_mmx_sse_builtins): Likewise.
5247 (ix86_expand_args_builtin): Likewise.
5249 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5252 * doc/extend.texi: Correct __builtin_ia32_palignr.
5254 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5257 * config/i386/i386.c (bdesc_crc32): Removed.
5258 (ix86_expand_crc32): Likewise.
5259 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5260 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5261 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5262 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5263 UINT_FTYPE_UINT_UCHAR.
5264 (bdesc_args): Updated. Add crc32 builtins.
5265 (ix86_init_mmx_sse_builtins): Updated.
5266 (ix86_expand_args_builtin): Updated to support subreg.
5268 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5270 2008-05-01 Jan Hubicka <jh@suse.cz>
5272 * tree-pass.h (opt_pass): Add IPA_PASS.
5273 (varpool_node, cgraph_node): Forward declare.
5274 (ipa_opt_pass): Define.
5275 (pass_ipa_inline): Turn into ipa_opt_pass.
5276 (pass_apply_inline): Remove.
5277 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5278 (apply_inline): Turn into ....
5279 (inline_transform): ... this one.
5280 (inline_generate_summary): New function.
5281 (pass_apply_inline): Remove.
5282 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5284 (struct function): Add ipa_transforms_to_apply.
5285 * passes.c (register_one_dump_file): Work on IPA_PASS.
5286 (init_optimization_passes): Remove pass_inline_parameters and
5288 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5289 (execute_one_pass) ... here; apply transforms when possible.
5290 (add_ipa_transform_pass, execute_ipa_summary_asses,
5291 execute_one_ipa_transform_pass): New.
5292 (execute_ipa_pass_list): Update for IPA_PASS type.
5294 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5296 * config/i386/i386.c (ix86_builtin_type): Add
5297 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5298 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5299 (bdesc_args): Add SSE4a builtins.
5300 (ix86_init_mmx_sse_builtins): Updated.
5301 (ix86_expand_args_builtin): Likewise.
5302 (ix86_expand_builtin): Likewise.
5304 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/i386/i386.c (ix86_builtin_type): Add
5307 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5308 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5309 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5310 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5311 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5312 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5313 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5314 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5315 and DI_FTYPE_DI_DI_INT.
5316 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5317 (ix86_init_mmx_sse_builtins): Updated.
5318 (ix86_expand_args_builtin): Likewise.
5319 (ix86_expand_builtin): Likewise.
5320 (ix86_expand_binop_imm_builtin): Removed.
5322 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5324 2008-04-30 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/32921
5327 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5329 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5331 * config/arm/arm.c (arm_unwind_emit): Use
5332 crtl->all_throwers_are_sibcalls instead of
5333 cfun->all_throwers_are_sibcalls.
5334 (arm_output_fn_unwind): Likewise.
5335 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5336 instead of cfun->uses_pic_offset_table.
5337 (frv_expand_prologue): Likewise.
5338 (frv_frame_pointer_required): Likewise.
5339 (frv_expand_fdpic_call): Likewise.
5340 (frv_emit_movsi): Likewise.
5341 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5342 cfun->returns_pcc_struct instead of
5343 current_function_returns_pcc_struct.
5344 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5345 instead of cfun->calls_eh_return.
5346 (m32c_pushm_popm): Likewise.
5347 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5348 "extern" declaration.
5350 2008-04-30 Richard Guenther <rguenther@suse.de>
5352 PR tree-optimization/21636
5353 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5355 (evaluate_stmt): Print the likely value.
5356 (ccp_visit_stmt): Avoid excessive vertical spacing.
5358 2008-04-30 Rafael Espindola <espindola@google.com>
5360 * builtins.c (fold_call_expr): Return realret.
5361 * tree-ssa-threadedge.c
5362 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5363 __builtin_object_size.
5365 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5367 * gcc.c (wrapper_string): New variable.
5368 (insert_wrapper): New function.
5369 (execute): New option -wrapper.
5370 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5372 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5374 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5375 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5376 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5378 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5379 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5380 config/rs6000/e500crtres64gprctr.asm,
5381 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5382 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5383 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5384 config/rs6000/e500crtsav64gprctr.asm,
5385 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5386 config/rs6000/e500crtsavg64gprctr.asm: New files.
5387 * config/rs6000/t-ppccomm: Add build rules for new files.
5388 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5389 * config/rs6000/t-netbsd: Add build rules for new files.
5390 (LIB2FUNCS_STATIC_EXTRA): New variable.
5391 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5392 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5393 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5395 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5397 * config/i386/i386.c (ix86_builtin_type): Add
5398 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5399 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5400 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5401 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5402 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5403 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5404 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5405 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5406 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5407 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5408 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5409 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5410 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5411 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5412 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5413 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5414 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5415 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5416 V1DI_FTYPE_V2SI_V2SI.
5417 (bdesc_2arg): Moved to ...
5419 (ix86_init_mmx_sse_builtins): Updated.
5420 (ix86_expand_args_builtin): Updated. Take a pointer
5421 to const struct builtin_description. Handle comparison
5423 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5424 (ix86_expand_builtin): Updated.
5426 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5427 (ssse3_pmaddubsw128): This.
5428 (ssse3_pmaddubswv4hi3): Renamed to ...
5429 (ssse3_pmaddubsw): This.
5431 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5432 (__builtin_ia32_packssdw128): Likewise.
5433 (__builtin_ia32_packuswb128): Likewise.
5434 (__builtin_ia32_pmaddubsw): Likewise.
5435 (__builtin_ia32_pmaddubsw128): Likewise.
5437 2008-04-30 Richard Guenther <rguenther@suse.de>
5439 PR tree-optimization/14847
5440 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5441 (recognize_bits_test): Use it.
5442 (recognize_single_bit_test): Likewise.
5444 2008-04-30 Martin Jambor <mjambor@suse.cz>
5446 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5447 instead of setting number of formal parameters to zero.
5448 (ipcp_init_stage): Do not set the number of actual parameters to zero
5450 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5451 which are called with variable number of arguments.
5452 (ipcp_insert_stage): Explicitely skipping all nodes which are
5453 called with variable number of arguments.
5454 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5455 number of parameters.
5457 * ipa-prop.h (struct ipa_node_params): Added flag
5458 called_with_var_arguments
5459 (ipa_set_param_count): Added. Changed sole setter to use it.
5460 (ipa_get_param_count): Added. All readers of param_count
5461 converted to use it instead.
5462 (ipa_set_called_with_variable_arg): Added.
5463 (ipa_is_called_with_var_arguments): Added.
5464 (ipa_get_ith_param): Added. All readers of param_decls converted
5466 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5468 (ipa_get_cs_argument_count): Added, all readers of argument_count
5470 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5473 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5474 (struct ipcp_lattice): Renamed cval_type to type
5475 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5477 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5478 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5479 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5480 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5481 (build_const_val): Changed the type of parameter cvalue to tree
5482 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5483 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5485 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5488 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5489 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5490 (ipa_add_method): Renamed to ipa_push_func_to_list
5491 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5492 (ipa_callsite_param_count): Removed.
5493 (ipa_callsite_param_count_set): Removed.
5494 (ipa_callsite_param): Removed.
5495 (ipa_callsite_callee): Removed.
5496 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5497 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5498 (ipa_method_formal_count): Removed.
5499 (ipa_method_formal_count_set): Removed.
5500 (ipa_method_get_tree): Removed.
5501 (ipa_method_tree_map_create): Removed.
5502 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5503 (ipa_create_param_decls_array): Creates the array itself
5504 (ipa_create_param_decls_array): Temporary variable info instead of
5506 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5507 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5508 (get_type): Removed.
5509 (ipa_jf_get_info_type): Removed.
5510 (ipa_node_create): Renamed to ipa_create_node_params
5511 (ipa_free): Renamed to ipa_free_all_node_params
5512 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5513 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5514 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5515 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5516 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5517 ipa_free_all_edge_args
5518 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5519 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5520 (ipa_create_methodlist_node): Removed.
5521 (ipa_methodlist_method): Removed.
5522 (ipa_methodlist_method_set): Removed.
5523 (ipa_methodlist_next_method): Removed.
5524 (ipa_methodlist_next_method_set): Removed.
5525 (ipa_method_is_modified): Removed.
5526 (ipa_method_modify_create): Removed.
5527 (ipa_method_modify_init): Temporary variable info instead of a few
5529 (ipa_detect_param_modifications): Temporary variable info instead of
5531 (ipa_compute_jump_functions): Temporary variable info instead of
5533 (ipa_method_modify_set): Removed.
5534 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5535 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5536 than craph_node as the first parameter.
5537 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5538 (ipa_method_modify_init): Removed.
5539 (ipa_compute_jump_functions): Added a temp variable instead of
5540 repeatadly dereferencing the cgraph_edge.aux pointer
5541 (ipa_callsite_param_set_type): Removed.
5542 (ipa_compute_jump_functions): i renamed to index and moved to
5544 (ipa_callsite_param_set_info_type_formal): Removed.
5545 (ipa_callsite_param_set_info_type): Removed.
5546 (ipa_callsite_param_map_create): Removed.
5547 (ipa_callsite_tree): Removed.
5548 (ipa_callsite_caller): Removed.
5549 (ipa_pop_func_from_list): return_method removed to return_func
5551 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5552 prefixed all values with IPA_. Changed all users.
5553 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5554 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5555 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5556 (union parameter_info): Renamed to jump_func_value.
5557 (union jump_func_value): Renamed value to constant
5558 (struct ipa_jump_func): Renamed info_type to value
5559 (struct ipa_node): Renamed to ipa_node_params
5560 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5561 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5562 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5563 (struct ipa_edge): Renamed to ipa_edge_args
5564 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5565 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5566 (struct ipa_methodlist): Renamed to ipa_func_list
5567 (struct ipa_func_list): method_p renamed to node, next_method
5569 (ipa_methodlist_p): Removed, switched all users to struct pointer
5570 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5572 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5574 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5575 (rs6000_emit_epilogue): Use backchain to restore only when we
5576 have a large frame. Make use of frame pointer to restore if we
5577 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5579 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5581 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5582 Add mode to zero_extract.
5583 (sign bit tests peepholes): (Ditto.).
5585 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5587 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5588 Instructions in comments with SSE3.
5589 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5590 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5591 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5592 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5593 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5594 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5595 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5596 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5597 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5598 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5599 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5600 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5601 (bdesc_sse_args): Renamed to ...
5602 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5603 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5604 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5606 (bdesc_1arg): Moved to ...
5608 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5609 Instructions in comments with SSE3.
5610 (ix86_expand_sse_operands_builtin): Renamed to ...
5611 (ix86_expand_args_builtin): This. Updated.
5612 (ix86_expand_unop1_builtin): Update comments.
5613 (ix86_expand_builtin): Updated.
5615 2008-04-29 Richard Guenther <rguenther@suse.de>
5617 PR tree-optimization/36078
5618 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5619 Update virtual SSA form after cleaning up the CFG.
5621 2008-04-29 Richard Guenther <rguenther@suse.de>
5624 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5626 2008-04-29 Richard Guenther <rguenther@suse.de>
5628 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5629 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5630 (compute_flow_insensitive_aliasing): Do not treat
5631 PTR_IS_REF_ALL pointers special.
5632 (get_smt_for): Likewise.
5633 (may_alias_p): Re-structure.
5634 (is_escape_site): A ref-all pointer conversion is not an escape site.
5635 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5636 PTR_IS_REF_ALL pointers special.
5637 * tree-ssa-structalias.h (struct alias_info): Remove
5638 ref_all_symbol_mem_tag field.
5639 (PTR_IS_REF_ALL): Remove.
5641 2008-04-29 Richard Guenther <rguenther@suse.de>
5644 * fold-const.c (extract_muldiv_1): In combining division constants
5645 make sure to never overflow.
5647 2008-04-29 Nick Clifton <nickc@redhat.com>
5649 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5651 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5654 * optc-gen.awk: Work around HP-UX/IA awk bug.
5656 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5658 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5661 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.md
5665 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5666 Change operand 1 predicate to nonimmediate_operand.
5668 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5671 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5673 * gengtype.c (walk_type, write_func_for_structure): Handle
5675 * doc/gty.texi: Document chain_circular.
5677 2008-04-28 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/36066
5680 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5683 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5686 * config/i386/i386.md
5687 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5688 Use match_scratch instead of match_operand for operands 3 and 4.
5690 2008-04-27 Richard Guenther <rguenther@suse.de>
5692 PR tree-optimization/18754
5693 PR tree-optimization/34223
5694 * tree-pass.h (pass_complete_unrolli): Declare.
5695 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5696 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5697 Rewrite loop into loop closed SSA form if it is not already.
5698 (tree_unroll_loops_completely): Re-structure to iterate over
5699 innermost loops with intermediate CFG cleanups.
5700 Unroll outermost loops only if requested or the code does not grow
5702 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5703 loops are available.
5704 (tree_vectorize): Instead do so here.
5705 (tree_complete_unroll): Also unroll outermost loops.
5706 (tree_complete_unroll_inner): New function.
5707 (gate_tree_complete_unroll_inner): Likewise.
5708 (pass_complete_unrolli): New pass.
5709 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5710 uses outside of the loop.
5711 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5712 form if it is available.
5713 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5714 * passes.c (init_optimization_passes): Schedule complete inner
5715 loop unrolling pass before the first CCP pass after final inlining.
5717 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5719 * targhooks.h (default_emutls_var_fields,
5720 default_emutls_var_init): Declare.
5721 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5722 * target.h (struct gcc_target): Add struct emutls member.
5723 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5724 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5725 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5726 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5727 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5728 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5729 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5730 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5731 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5732 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5733 emit debug information.
5734 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5735 * varasm.c: Include targhooks.h.
5736 (emutls_object_section, emutls_tmpl_section): New.
5737 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5738 (EMUTLS_SEPARATOR): New.
5740 (get_emutls_object_name): New.
5741 (default_emutls_var_fields): New, broken out of ...
5742 (get_emutls_object_type): ... here. Adjust to use target hooks.
5743 (get_emutls_init_templ_addr): Adjust to use target hooks.
5744 (emutls_decl): Adjust to use target hooks.
5745 (emutls_finish): Likewise.
5746 (default_emutls_var_init): New, broken out of ...
5747 (assemble_variable): ... here. Adjust to use target hooks.
5748 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5750 * c-common.c (handle_section_attribute): Prevent overriding
5751 sections for emulated tls with special sections.
5752 * config/i386/i386.c (x86_64_elf_select_section): Add
5753 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5754 (x86_64_elf_unique_section): Likewise.
5755 * config/vxworks.c: Include tree.h.
5756 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5757 (vxworks_override_options): Set TLS scheme.
5758 * doc/tm.texi (Emulated TLS): New node.
5760 2008-04-26 Simon Baldwin <simonb@google.com>
5763 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5764 with propagated string constants.
5766 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5768 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5769 constraint for operand 2 when operand 0 is memory operand.
5770 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5771 operand 0 is memory operand.
5772 (fix_trunc<mode>_i387_with_temp): Ditto.
5773 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5774 operand 2 when operand 1 is memory operand.
5775 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5776 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5777 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5778 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5779 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5780 operands 2,3 and 4 when operand 1 is memory operand.
5781 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5783 (fistdi2_floor_with_temp): Ditto.
5784 (fist<mode>2_floor_with_temp): Ditto.
5785 (fistdi2_ceil_with_temp): Ditto.
5786 (fist<mode>2_ceil_with_temp): Ditto.
5787 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5789 2008-04-26 David Daney <ddaney@avtrex.com>
5791 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5793 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5794 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5795 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5796 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5797 (compare_and_swap_12): New insn.
5798 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5799 * config/mips/mips.c (mips_force_binary): New function.
5800 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5801 (mips_expand_compare_and_swap_12): New function.
5802 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5804 2008-04-25 Jan Hubicka <jh@suse.cz>
5807 * cfgexpand.c (pass_expand): Turn into RTL pass.
5808 * passes.c (execute_one_pass): Do pass typechecking after execution.
5809 * tree-pass.h (pass_expand): Turn into RTL pass.
5811 * function.h (struct rtl_data): Move here fields
5812 accesses_prior_frames, calls_eh_return, saves_all_registers,
5813 has_nonlocal_goto, has_asm_statement, is_thunk,
5814 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5815 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5816 arg_pointer_save_area_init from struct function; turn into bool.
5817 (struct function): Move
5818 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5819 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5820 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5821 tail_call_emit, arg_pointer_save_area_init
5822 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5823 (current_function_returns_struct, current_function_returns_pcc_struct,
5824 current_function_calls_setjmp, current_function_calls_alloca,
5825 current_function_accesses_prior_frames,
5826 current_function_calls_eh_return, current_function_is_thunk,
5827 current_function_stdarg, current_function_profile,
5828 current_function_limit_stack, current_function_uses_pic_offset_table,
5829 current_function_uses_const_pool, current_function_has_nonlocal_label,
5830 current_function_saves_all_registers,
5831 current_function_has_nonlocal_goto,
5832 current_function_has_asm_statement): Remove accesor macros.
5833 * ra-conflict.c (global_conflicts): Update.
5834 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5835 (suitable_for_tail_call_opt_p): Update.
5836 * builtins.c (expand_builtin_return_addr): Update.
5837 (expand_builtin_setjmp_setup): Update.
5838 (expand_builtin_nonlocal_goto): Update.
5839 * final.c (final_start_function): Update.
5840 (profile_function): Update.
5841 (leaf_function_p): Update.
5842 (only_leaf_regs_used): Update.
5843 * df-scan.c (df_get_exit_block_use_set): Update.
5844 * dojump.c (clear_pending_stack_adjust): Update.
5845 * tree-stdarg.c (gate_optimize_stdarg): Update.
5846 * gimple-low.c (lower_function_body): Update.
5847 * global.c (compute_regsets): Update.
5848 (global_alloc): Update.
5849 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5850 * expr.c (expand_assignment): Update.
5851 * dse.c (dse_step0): Update.
5852 (dse_step1): Update.
5853 * c-decl.c (store_parm_decls): Update.
5854 * local-alloc.c (combine_regs): Update.
5855 (find_free_reg): Update.
5856 * function.c (assign_parms_augmented_arg_list): Update.
5857 (assign_parm_find_data_types): Update.
5858 (assign_parms): Update.
5859 (allocate_struct_function): Update.
5860 (expand_function_start): Update.
5861 (expand_function_end): Update.
5862 (get_arg_pointer_save_area): Update.
5863 (thread_prologue_and_epilogue_insns): Update.
5864 (rest_of_match_asm_constraints): Update.
5865 * stor-layout.c (variable_size): Update.
5866 * gcse.c (gcse_main): Update.
5867 (bypass_jumps): Update.
5868 * gimplify.c (gimplify_function_tree): Update.
5869 * calls.c (emit_call_1): Update.
5870 (expand_call): Update.
5871 * bt-load.c (compute_defs_uses_and_gen): Update.
5872 * except.c (sjlj_assign_call_site_values): Update.
5873 (sjlj_emit_function_enter): Update.
5874 (can_throw_external): Update.
5875 (set_nothrow_function_flags): Update.
5876 (expand_builtin_unwind_init): Update.
5877 (expand_eh_return): Update.
5878 (convert_to_eh_region_ranges): Update.
5879 (output_function_exception_table): Update.
5880 * emit-rtl.c (gen_tmp_stack_mem): Update.
5881 * cfgexpand.c (expand_used_vars): Update.
5882 (tree_expand_cfg): Update.
5883 * cfgcleanup.c (rest_of_handle_jump): Update.
5884 * explow.c (allocate_dynamic_stack_space): Update.
5885 * varasm.c (assemble_start_function): Update.
5886 (force_const_mem): Update.
5887 (mark_constant_pool): Update.
5888 * tree-optimize.c (tree_rest_of_compilation): Update.
5889 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5890 * tree-cfg.c (notice_special_calls): Update.
5891 (is_ctrl_altering_stmt): Update.
5892 (tree_can_make_abnormal_goto): Update.
5893 (tree_purge_dead_abnormal_call_edges): Update.
5894 * config/alpha/predicates.md: Update.
5895 * config/alpha/alpha.c (alpha_sa_mask): Update.
5896 (alpha_sa_size): Update.
5897 (alpha_does_function_need_gp): Update.
5898 (alpha_expand_prologue): Update.
5899 (alpha_start_function): Update.
5900 (alpha_output_function_end_prologue): Update.
5901 (alpha_expand_epilogue): Update.
5902 * config/frv/frv.c (frv_stack_info): Update.
5903 (frv_expand_epilogue): Update.
5904 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5905 (s390_register_info): Update.
5906 (s390_frame_info): Update.
5907 (s390_init_frame_layout): Update.
5908 (s390_can_eliminate): Update.
5909 (save_gprs): Update.
5910 * config/spu/spu.c (spu_split_immediate): Update.
5911 (need_to_save_reg): Update.
5912 (spu_expand_prologue): Update.
5913 (spu_expand_epilogue): Update.
5914 * config/sparc/sparc.md: Update.
5915 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5916 (sparc_tls_got): Update.
5917 (legitimize_pic_address): Update.
5918 (sparc_emit_call_insn): Update.
5919 (sparc_expand_prologue): Update.
5920 (output_return): Update.
5921 (print_operand): Update.
5922 (sparc_function_ok_for_sibcall): Update.
5923 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5924 * config/m32r/m32r.md: Update.
5925 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5926 (m32r_compute_frame_size): Update.
5927 (m32r_expand_prologue): Update.
5928 (m32r_expand_epilogue): Update.
5929 (m32r_legitimize_pic_address): Update.
5930 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5931 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5932 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5934 (ix86_save_reg): Update.
5935 (ix86_compute_frame_layout): Update.
5936 (ix86_expand_prologue): Update.
5937 (ix86_expand_epilogue): Update.
5938 * config/sh/sh.c (output_stack_adjust): Update.
5939 (calc_live_regs): Update.
5940 (sh5_schedule_saves): Update.
5941 (sh_expand_prologue): Update.
5942 (sh_expand_epilogue): Update.
5943 (sh_setup_incoming_varargs): Update.
5944 (sh_allocate_initial_value): Update.
5945 (sh_get_pr_initial_val): Update.
5946 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5947 * config/sh/sh.md (label:): Update.
5948 * config/avr/avr.c (out_movhi_mr_r): Update.
5949 * config/crx/crx.h (enum): Update.
5950 * config/xtensa/xtensa.h (along): Update.
5951 * config/stormy16/stormy16.c Update.
5952 (xstormy16_compute_stack_layout): Update.
5953 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5954 (fr30_expand_prologue): Update.
5955 * config/cris/cris.c (cris_conditional_register_usage): Update.
5956 (cris_reg_saved_in_regsave_area): Update.
5957 (cris_initial_frame_pointer_offset): Update.
5958 (cris_simple_epilogue): Update.
5959 (cris_expand_prologue): Update.
5960 (cris_expand_epilogue): Update.
5961 (cris_expand_pic_call_address): Update.
5962 (cris_asm_output_symbol_ref): Update.
5963 (cris_asm_output_label_ref): Update.
5964 * config/cris/cris.md Update.
5965 * config/iq2000/iq2000.c (compute_frame_size): Update.
5966 (iq2000_expand_epilogue): Update.
5967 * config/mt/mt.h (save_direction): Update.
5968 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5969 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5970 (ia64_secondary_reload_class): Update.
5971 * config/m68k/m68k.c (m68k_save_reg): Update.
5972 (m68k_expand_prologue): Update.
5973 (m68k_expand_epilogue): Update.
5974 (legitimize_pic_address): Update.
5975 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5976 (first_reg_to_save): Update.
5977 (first_altivec_reg_to_save): Update.
5978 (compute_vrsave_mask): Update.
5979 (compute_save_world_info): Update.
5980 (rs6000_stack_info): Update.
5981 (spe_func_has_64bit_regs_p): Update.
5982 (rs6000_ra_ever_killed): Update.
5983 (rs6000_emit_eh_reg_restore): Update.
5984 (rs6000_emit_allocate_stack): Update.
5985 (rs6000_emit_prologue): Update.
5986 (rs6000_emit_epilogue): Update.
5987 (rs6000_output_function_epilogue): Update.
5988 (output_profile_hook): Update.
5989 (rs6000_elf_declare_function_name): Update.
5990 * config/rs6000/rs6000.h (rs6000_args): Update.
5991 * config/rs6000/rs6000.md: Update.
5992 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5993 * config/arc/arc.c (arc_output_function_epilogue): Update.
5994 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5995 * config/darwin.c (machopic_function_base_name): Update.
5996 * config/score/score3.c (score3_compute_frame_size): Update.
5999 (score3_epilogue): Update.
6000 * config/score/score7.c (score7_compute_frame_size): Update.
6001 (score7_prologue): Update.
6002 (score7_epilogue): Update.
6003 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6004 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6005 * config/arm/arm.c (use_return_insn): Update.
6006 (require_pic_register): Update.
6007 (arm_load_pic_register): Update.
6008 (arm_compute_save_reg0_reg12_mask): Update.
6009 (arm_compute_save_reg_mask): Update.
6010 (thumb1_compute_save_reg_mask): Update.
6011 (output_return_instruction): Update.
6012 (arm_output_function_prologue): Update.
6013 (arm_output_epilogue): Update.
6014 (arm_get_frame_offsets): Update.
6015 (arm_expand_prologue): Update.
6016 (thumb_pushpop): Update.
6017 (thumb_exit): Update.
6018 (thumb1_expand_prologue): Update.
6019 (thumb1_expand_epilogue): Update.
6020 (arm_unwind_emit): Update.
6021 (arm_output_fn_unwind): Update.
6022 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6023 * config/arm/arm.md: Update.
6024 * config/pa/pa.md: Update.
6025 * config/pa/pa.c (legitimize_pic_address): Update.
6026 (compute_frame_size): Update.
6027 (hppa_expand_prologue): Update.
6028 (hppa_expand_epilogue): Update.
6029 (borx_reg_operand): Update.
6030 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6031 (HARD_REGNO_RENAME_OK): Update.
6032 * config/mips/mips.c (mips_global_pointer): Update.
6033 (mips_save_reg_p): Update.
6034 (mips_compute_frame_info): Update.
6035 (mips_frame_pointer_required): Update.
6036 (mips_expand_prologue): Update.
6037 (mips_expand_epilogue): Update.
6038 (mips_can_use_return_insn): Update.
6039 (mips_reorg_process_insns): Update.
6040 * config/v850/v850.c (compute_register_save_size): Update.
6041 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6042 * config/mmix/mmix.c (along): Update.
6043 (mmix_expand_epilogue): Update.
6044 * config/bfin/bfin.c (legitimize_pic_address): Update.
6045 (must_save_p): Update.
6046 (stack_frame_needed_p): Update.
6047 (add_to_reg): Update.
6048 (bfin_expand_prologue): Update.
6049 * stmt.c (expand_asm_operands): Update.
6050 * reload1.c (reload): Update.
6051 (init_elim_table): Update.
6053 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6055 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6057 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6059 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6060 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6061 (mov<mode>): Removed.
6062 (*movv4sf_internal): Likewise.
6063 (*movv2df_internal): Likewise.
6065 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6067 * config.gcc (crx-*-elf): Remove deprecation.
6069 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6071 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6072 __gcc_deregister_frame with atexit.
6073 (deregister_frame_dtor): Remove.
6075 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6076 Nathan Sidwell <nathan@codesourcery.com>
6078 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6080 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6081 (rs6000_isel): Likewise.
6082 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6083 (rs6000_isel): New variable.
6084 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6086 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6089 * c-common.c (handle_vector_size_attribute): Call
6090 lang_hooks.types.reconstruct_complex_type instead of
6091 reconstruct_complex_type.
6092 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6093 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6094 * langhooks.h (struct lang_hooks_for_types): Add
6095 reconstruct_complex_type hook.
6096 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6097 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6099 2008-04-24 Richard Guenther <rguenther@suse.de>
6101 * c-common.h (check_builtin_function_arguments): Declare.
6102 * c-common.c (validate_nargs): New function.
6103 (check_builtin_function_arguments): Likewise.
6104 * c-typeck.c (build_function_call): Call
6105 check_builtin_function_arguments.
6106 * builtins.c (fold_builtin_classify): Remove error reporting code.
6107 (fold_builtin_unordered_cmp): Likewise.
6108 (fold_builtin_1): Likewise.
6109 (fold_builtin_n): Likewise.
6111 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6113 PR tree-optimization/36008
6114 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6115 the original op1, rather than delta by step.
6117 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6118 Sebastian Pop <sebastian.pop@amd.com>
6120 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6121 eliminate_local_variables_stmt, eliminate_local_variables,
6122 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6123 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6124 of code delimited by two edges in the CFG.
6125 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6126 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6127 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6128 the case of parallelisation of reductions.
6129 (expr_invariant_in_region_p): New.
6131 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6132 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6134 2008-04-24 Ira Rosen <irar@il.ibm.com>
6135 Richard Guenther <rguenther@suse.de>
6137 PR tree-optimization/36034
6138 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6139 incapable of dealing with loads with gaps.
6141 2008-04-24 Rafael Espindola <espindola@google.com>
6143 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6144 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6145 vrp_evaluate_conditional.
6146 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6147 (vrp_evaluate_conditional): Split the cond argument.
6148 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6149 (simplify_stmt_for_jump_threading): Update call to
6150 vrp_evaluate_conditional.
6152 2008-04-24 Ira Rosen <irar@il.ibm.com>
6154 PR tree-optimization/35982
6155 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6156 interleaved data-refs are of the same type.
6158 2008-04-24 Danny Smith <dannysmith@users.net>
6160 * c-format.c (check_format_info_main): Use strncmp rather than a
6161 magic prefix to handle multichar length specs.
6162 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6163 Don't prefix "I64" and "I32" with '\0'.
6165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6168 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6169 in registers for -m32 only if stdarg_p (fntype).
6171 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6173 PR rtl-optimization/36006
6174 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6175 temp to op0 in order to avoid invalid rtx sharing.
6177 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6179 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6180 check TREE_INVARIANT.
6181 * tree-gimple.c (is_gimple_address): New.
6182 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6183 * tree-gimple.h (is_gimple_address): New.
6184 * tree.h (decl_address_invariant_p): New.
6185 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6186 (build_string): Likewise.
6187 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6188 (tree_invariant_p_1): Likewise.
6189 (save_expr): Use it.
6190 (tree_invariant_p): New.
6191 (skip_simple_arithmetic): Use it.
6192 (stabilize_reference_1): Use it.
6193 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6195 (build1_stat): Drop code to compute TREE_INVARIANT.
6196 (build2_stat): Drop code to compute TREE_INVARIANT.
6197 (build3_stat): Drop code to compute TREE_INVARIANT.
6198 (build4_stat): Drop code to compute TREE_INVARIANT.
6199 (build5_stat): Drop code to compute TREE_INVARIANT.
6200 (build7_stat): Drop code to compute TREE_INVARIANT.
6201 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6202 * tree.h (struct tree_base): Remove invariant_flag.
6203 (TREE_INVARIANT): Remove.
6204 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6205 (fold_builtin_expect): Check TREE_CONSTANT.
6206 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6207 * c-tree.h (c_expr_to_decl): Drop third parameter.
6208 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6209 (build_c_cast): Don't set TREE_INVARIANT.
6210 (pop_init_level): Don't set TREE_INVARIANT.
6211 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6212 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6214 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6215 (gimplify_addr_expr): Adjust comment.
6216 * tree-mudflap.c (mf_build_string):
6217 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6218 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6219 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6220 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6221 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6222 * langhooks.h (struct lang_hooks): Drop third parameter from
6225 2008-04-23 Richard Guenther <rguenther@suse.de>
6227 PR tree-optimization/27799
6228 PR tree-optimization/32921
6229 PR tree-optimization/32624
6230 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6231 SMTs aliases and the tag itself into the solution.
6232 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6233 merge the points-to solution back into the SMT aliases.
6234 (may_alias_p): Use alias_set_subset_of instead of
6235 aliases_conflict_p. A pointer which points to
6236 memory with alias set zero may access any variable.
6238 2008-04-23 Richard Guenther <rguenther@suse.de>
6240 * alias.c (alias_set_subset_of): Correctly handle asking
6241 if zero is a subset of an alias set with zero child.
6242 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6243 (compute_flow_insensitive_aliasing): Correctly walk all
6244 pointers. Do not unnecessarily union sets.
6246 2008-04-23 Richard Guenther <rguenther@suse.de>
6249 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6251 2008-04-22 Tomas Bily <tbily@suse.cz>
6253 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6255 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6257 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6258 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6259 * tree-inline.c (estimate_num_insns_1): Likewise.
6260 * varasm.c (const_hash_1, compare_constant, copy_constant)
6261 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6262 * emit-rtl.c (component_ref_for_mem_expr)
6263 (set_mem_attributes_minus_bitpos): Likewise.
6264 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6265 (is_aligning_offset): Likewise.
6266 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6267 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6268 * dojump.c (do_jump): Likewise.
6269 * builtins.c (get_pointer_alignment, get_memory_rtx)
6270 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6271 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6273 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6275 PR rtl-optimization/36017
6276 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6277 expanding the library call.
6279 2008-04-22 Ian Lance Taylor <iant@google.com>
6281 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6284 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6286 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6287 of LR/CTR moves for Power6.
6289 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6292 * passes.c (init_optimization_passes): Remove
6293 pass_fast_rtl_byte_dce.
6295 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6298 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6299 builtin functions to generate faster code.
6300 (_mm_cvtpu16_ps): Ditto.
6301 (_mm_cvtpi32x2_ps): Ditto.
6303 2008-04-22 Nick Clifton <nickc@redhat.com>
6305 * common.opt (ftree-loop-distribution): Add Optimization
6308 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6309 (frv_expand_builtin_va_start): Likewise.
6311 * config/arm/arm.c (thumb_find_work_register): Fix location of
6312 argument register count.
6314 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6316 Support scheduling for ColdFire V1 and V3 microarchitecture.
6317 Improve scheduling of multiplication instructions.
6319 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6320 (mac): New instruction attribute.
6321 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6322 (m68k_sched_mac): New variable.
6323 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6324 Handle cfv1 and cfv3.
6325 (max_insn_size): New static variable.
6326 (struct _sched_ib): New type.
6327 (sched_ib): New static variable.
6328 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6329 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6330 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6332 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6333 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6334 new variables. Update.
6335 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6336 Add modeling of cfv3 instruction buffer. Update.
6337 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6338 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6339 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6340 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6341 a particular reservation applies to.
6342 (type2): Reorganize attribute values. Rename alu to alu_reg,
6343 alu_l to alu, move_l to omove. Join move to alu. Split mul
6345 (cf_ib_*): Simplify description of instruction buffer.
6346 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6347 (cf_mem): Split into cf_mem1 and cf_mem2.
6348 (cf_v2_move_??): Rename to cfv12_alu_??.
6349 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6350 (cf_v2_mul_??): Remove reservations.
6351 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6352 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6353 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6355 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6356 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6357 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6358 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6359 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6360 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6361 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6362 expansions of the above reservations for instructions of sizes
6365 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6367 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6369 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6371 * coverage.c: Include tree-pass.h.
6372 (coverage_counter_alloc): Print da_file_name to the dump file.
6374 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6376 * sbitmap.c (sbitmap_range_empty_p): New function.
6377 * sbitmap.h (sbitmap_range_empty_p): New function.
6378 * bitmap.h: Now includes obstack.h.
6380 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6381 Kenneth Zadeck <zadeck@naturalbridge.com>
6383 * dbgcnt.def (ra_byte_scan): Added.
6384 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6385 when the last hit happens for a counter.
6386 * timevar.def (TV_DF_BYTE_LR): New variable.
6387 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6388 * passes.c (pass_fast_rtl_byte_dce): New pass.
6389 * fwprop.c (update_df): Added mode to call df_ref_create.
6390 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6391 DF_REF_EXTRACT_OFFSET.
6392 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6393 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6395 (df_ref_extract): Added mode field.
6396 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6397 DF_REF_EXTRACT_OFFSET.
6398 (DF_REF_EXTRACT_MODE): New macro.
6399 (df_byte_lr_bb_info): New structure.
6400 (df_print_byte_regset, df_compute_accessed_bytes,
6401 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6402 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6403 df_byte_lr_simulate_uses,
6404 df_byte_lr_simulate_artificial_refs_at_top,
6405 df_byte_lr_simulate_artificial_refs_at_end,
6406 df_compute_accessed_bytes): New function.
6407 (df_ref_create): Add parameter.
6408 (df_byte_lr_get_bb_info): New inline function.
6409 * df-scan.c (df_ref_record, df_uses_record,
6410 df_ref_create_structure): Added mode parameter.
6411 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6412 df_defs_record, df_uses_record, df_get_conditional_uses,
6413 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6414 df_entry_block_defs_collect, df_exit_block_uses_collect):
6415 Added mode parameter to calls to df_ref_record, df_uses_record,
6416 df_ref_create_structure.
6417 (df_ref_equal_p, df_ref_compare): Added test for modes.
6418 (df_ref_create_structure): Added code to set mode. Renamed
6419 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6420 DF_REF_EXTRACT_OFFSET.
6421 * df-core.c (df_print_byte_regset): New function.
6422 * df-byte-scan.c: New file.
6423 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6424 calls to BITMAP_FREE.
6425 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6426 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6427 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6428 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6429 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6430 df_byte_lr_local_compute, df_byte_lr_init,
6431 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6432 df_byte_lr_transfer_function, df_byte_lr_free,
6433 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6434 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6435 df_byte_lr_simulate_uses,
6436 df_byte_lr_simulate_artificial_refs_at_top,
6437 df_byte_lr_simulate_artificial_refs_at_end): New function.
6438 * dce.c (byte_dce_process_block): New function.
6439 (dce_process_block): au is now passed in rather than computed
6440 locally. Changed loops that look at artificial defs to not look
6441 for conditional or partial ones, because there never are any.
6442 (fast_dce): Now is able to drive byte_dce_process_block or
6443 dce_process_block depending on the kind of dce being done.
6444 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6445 (rest_of_handle_fast_byte_dce): New function.
6446 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6447 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6449 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6452 * gcc.h: Added fortran options that take arguments to
6453 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6456 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6458 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6459 scalarization if on the LHS and not a full access.
6461 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6463 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6465 2008-04-18 Rafael Espindola <espindola@google.com>
6467 * tree-vrp.c (find_case_label_index): Fix the binary search.
6468 (find_case_label_range): New.
6469 (vrp_visit_switch_stmt): Use find_case_label_range.
6470 (simplify_switch_using_ranges): Use find_case_label_range.
6472 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6474 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6475 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6477 2008-04-18 Tom Tromey <tromey@redhat.com>
6480 * doc/cpp.texi (Implementation-defined behavior): Mention
6483 2008-04-18 Ian Lance Taylor <iant@google.com>
6485 * fold-const.c (pointer_may_wrap_p): New static function.
6486 (fold_comparison): Add another test for pointer overflow. Use
6487 pointer_may_wrap_p to disable some false positives.
6489 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6491 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6492 (fname_as_string): Match updated cpp_interpret_string prototype.
6493 (fix_string_type): Support char16_t* and char32_t*.
6494 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6495 derivative) nodes. Register as builtin if C++0x.
6496 (c_parse_error): Support CPP_CHAR{16,32}.
6497 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6498 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6499 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6500 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6501 CTI_CHAR32_ARRAY_TYPE>: New elements.
6502 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6503 char32_type_node, signed_char32_type_node, char16_array_type_node,
6504 char32_array_type_node): New defines.
6505 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6506 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6507 (lex_string): Support CPP_STRING{16,32}, match updated
6508 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6509 (lex_charconst): Support CPP_CHAR{16,32}.
6510 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6511 and CPP_STRING{16,32}.
6513 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6516 * aclocal.m4: Regenerate.
6517 * configure: Regenerate.
6519 2008-04-18 Jan Hubicka <jh@suse.cz>
6521 * except.c (dw2_size_of_call_site_table,
6522 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6524 * cgraphbuild.c (build_cgraph_edges): Update.
6525 * tree-pass.h: Update comment.
6526 * final.c (leaf_function_p): Update.
6527 (leaf_renumber_regs): Update.
6528 (rest_of_clean_state): Update.
6529 * omp-low.c (expand_omp_parallel): Update.
6530 * ipa-reference.c (analyze_function): Update.
6531 * reorg.c (find_end_label): Update.
6532 (optimize_skip): Update.
6533 (fill_simple_delay_slots): Update.
6534 (fill_simple_delay_slots): Update.
6535 (make_return_insns): Update.
6536 (dbr_schedule): Update.
6537 * gimple-low.c (record_vars_into): Update.
6538 * cfgbuild.c (make_edges): Update.
6539 * function.c (assign_stack_local): Update.
6540 (assign_parm_adjust_stack_rtl): Update.
6541 (locate_and_pad_parm): Update.
6542 (allocate_struct_function): Do not initialize stack_alignment_needed
6543 and preferred_stack_boundary here.
6544 (stack_protect_prologue): Update.
6545 (stack_protect_epilogue): Update.
6546 (expand_function_start): Initialize stack_alignment_needed,
6547 preferred_stack_boundary and max_jumptable_ents.
6548 (expand_function_end): Update.
6549 (free_after_compilation): Do not NULLify epilogue_delay_list.
6550 * function.h (struct rtl_data): Add stack_protect_guard,
6551 stack_alignment_needed,
6552 preferred_stack_boundary, epilogue_delay_list.
6553 (struct function): Remove value_histograms, stack_alignment_needed,
6554 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6556 unexpanded_var_list, stack_protect_guard.
6557 (current_function_epilogue_delay_list): Remove.
6558 * ipa-type-escape.c (analyze_function): Update.
6559 * gimplify.c (pop_gimplify_context): Update comment.
6560 * calls.c (expand_call): Update.
6561 (emit_library_call_value_1): Update.
6562 * except.c (set_nothrow_function_flags): Update.
6563 * cfgexpand.c (get_decl_align_unit): Update.
6564 (create_stack_guard): Update.
6565 (estimated_stack_frame_size): Update.
6566 (expand_used_vars): Update.
6567 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6568 * explow.c (allocate_dynamic_stack_space): Update.
6569 * tree-ssa-live.c (remove_unused_locals): Update.
6570 * varasm.c (mark_constant_pool): Update.
6571 * tree-inline.c (remap_decls): Update.
6572 (initialize_cfun): Update.
6573 (declare_return_variable): Update.
6574 (inline_forbidden_p): Update.
6575 (expand_call_inline): Update.
6576 (declare_inline_vars): Update.
6577 (tree_function_versioning): Update.
6578 * tree-flow.h (value_histograms): New.
6579 (VALUE_HISTOGRAMS): New macro.
6580 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6582 * tree-cfg.c (set_bb_for_stmt): Update.
6583 (replace_by_duplicate_decl): Update.
6584 (move_block_to_fn): Update.
6585 (new_label_mapper): Update.
6586 (dump_function_to_file): Update.
6587 * ipa-struct-reorg.c (build_data_structure): Update.
6588 * cfgrtl.c (print_rtl_with_bb): Update.
6589 * reload1.c (reload): Update.
6591 * config/i386/i386.c (setup_incoming_varargs_64,
6592 ix86_compute_frame_layout): Update.
6593 * config/arc/arc.c (arc_output_function_epilogue): Update.
6595 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6597 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6598 for FreeBSD as well.
6599 * gthr-posix95.h: Likewise.
6601 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6603 PR rtl-optimization/35838
6604 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6605 out the byte offset of the first subreg.
6607 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6609 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6610 to split_ti instead of three separate calls with single member arrays.
6611 (subti3 splitter): Ditto.
6612 (adddi3 splitter): Ditto with split_di.
6613 (subdi3 splitter): Ditto.
6614 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6615 two separate calls with single member arrays. Swap match_dup
6616 operands 1 and 2 to better fit into the array.
6617 (negdi2 splitter): Ditto with split_di.
6618 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6619 two separate calls with single member arrays. Swap match_dup operands
6620 6 and 7 to better fit into the array.
6622 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6624 * config/i386/i386.c (sse_builtin_type): New.
6625 (bdesc_sse_args): Likewise.
6626 (bdesc_sse_3arg): Removed.
6627 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6628 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6629 IX86_BUILTIN_ROUNDPS.
6630 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6631 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6632 IX86_BUILTIN_ROUNDPS.
6633 (ix86_expand_sse_4_operands_builtin): Removed.
6634 (ix86_expand_sse_operands_builtin): New.
6635 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6636 and CODE_FOR_sse4_1_roundps.
6637 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6638 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6640 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6643 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6644 regs before frame pop when needed. If use_backchain_to_restore_sp
6645 then load backchain into a temp reg to restore vr and vrsave. Add
6646 code to restore vr after frame pop if possible.
6648 2008-04-17 Richard Guenther <rguenther@suse.de>
6650 * tree-vn.c (expressions_equal_p): Do not check type
6651 equality or compatibility before calling operand_equal_p.
6652 * fold-const.c (operand_equal_p): Check equivalence of
6653 integer constants before bailing out due to signedness or
6654 precision differences.
6655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6656 spurious differences in type qualification. Ignore types
6657 for COMPONENT_REFs at all.
6659 2008-04-17 Christian Bruel <christian.bruel@st.com>
6661 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6662 msw_skip comparison.
6664 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6667 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6670 PR tree-optimization/35899
6671 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6672 rather than TREE_OPERAND.
6674 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6678 temporary registers. Change operand predicate to general_operand.
6679 (remainderxf3): Ditto.
6681 2008-04-16 Richard Guenther <rguenther@suse.de>
6683 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6684 * tree-affine.c (aff_combination_expand): Look through some
6687 2008-04-15 Doug Kwan <dougkwan@google.com>
6689 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6691 * tree-pretty-print.c (dump_generic_node): Ditto.
6692 * final.c (output_addr_const): Ditto.
6693 * dwarf2out.c (output_cfi): Ditto.
6694 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6695 * print-rtl.c (print_rtx): Ditto.
6696 * print-tree.c (print_node_brief, print_node): Ditto.
6697 * c-common.c (match_case_to_enum_1): Ditto.
6698 * sched-vis.c (print_value): Ditto.
6699 * config/i386/i386.c (print_operand): Cast to long unsigned int
6702 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6703 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6704 MS Windows VirtualProtect function.
6706 2008-04-15 Jan Hubicka <jh@suse.cz>
6708 * gengtype.c (write_root): Param_is argument is OK.
6709 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6710 * function.h: Include varray.h
6711 (rtl_eh): New stucture based on except.c one.
6712 (call_site_record): New forward declaration and vector type.
6713 * calls.c (emit_call_1): Do not call
6714 note_current_region_may_contain_throw.
6715 * except.c (eh_status): Remove cur_region, try_region since they are
6717 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6718 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6719 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6720 Remove call_site_data_used, call_site_data_size.
6721 Turn call_site_record into vector in function.h.
6722 (note_current_region_may_contain_throw): Remove.
6723 (get_exception_pointer, get_exception_filter): Do not take struct
6724 function argument; update.
6725 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6726 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6727 build_post_landing_pads, dw2_build_landing_pads,
6728 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6729 sjlj_emit_function_enter, sjlj_emit_function_enter,
6730 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6731 sjlj_build_landing_pads, finish_eh_generation,
6732 remove_exception_handler_label, remove_eh_handler,
6733 maybe_remove_eh_handler, add_reachable_handler,
6734 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6735 add_action_record, collect_one_action_chain, add_call_site,
6736 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6737 sjlj_output_call_site_table, output_function_exception_table,
6738 * except.h (note_current_region_may_contain_throw): Remove
6739 (get_exception_pointer, get_exception_filter): Do not take struct
6741 * Makefile.in (GTFILES): Put varargs before struct function.
6743 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6745 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6746 punt for STRING_CST.
6747 (get_constraint_for): Deal with STRING_CST here instead.
6749 2008-04-15 Richard Guenther <rguenther@suse.de>
6751 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6752 statements in a basic-block with a backward walk. Do not
6753 substitute into dead statements but instead remove those.
6755 2008-04-15 Richard Guenther <rguenther@suse.de>
6757 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6758 to zero, thus disable creation of SFTs.
6760 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6762 * tree-predcom.c (suitable_reference_p): Return false if the
6763 reference can throw.
6765 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6768 * c-decl.c (finish_decl): If extern or static var has variable
6769 size, set TREE_TYPE (decl) to error_mark_node.
6771 2008-04-15 Rafael Espindola <espindola@google.com>
6773 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6776 2008-04-15 Richard Guenther <rguenther@suse.de>
6778 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6779 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6780 (visit_reference_op_load): Do walk vuse-vdef chains on
6781 vn_reference_lookup.
6782 (visit_reference_op_store): But do not here.
6783 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6784 vn_reference_lookup.
6785 (vn_lookup_with_vuses): But do so here.
6787 2008-04-14 Ian Lance Taylor <iant@google.com>
6789 * fold-const.c (fold_overflow_warning): Remove assertion.
6791 2008-04-15 Ben Elliston <bje@au.ibm.com>
6793 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6794 temp1 local variables.
6796 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6799 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6800 ".text.unlikely" section as executable.
6802 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6804 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6805 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6806 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6807 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6808 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6809 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6810 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6812 2008-04-14 Ian Lance Taylor <iant@google.com>
6814 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6815 * fold-const.c (fold_comparison): If appropriate, test
6816 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6817 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6818 reassociating a pointer type.
6819 * doc/invoke.texi (Optimize Options): Document that
6820 -fstrict-overflow applies to pointer wraparound.
6822 2008-04-13 Jan Hubicka <jh@suse.cz>
6824 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6826 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6828 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6829 we are going to "save the world".
6831 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6833 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6834 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6835 operand 0 constraint, not "=".
6837 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6839 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6841 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6843 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6844 of size of positions_needed * CHAR_BIT.
6846 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6849 * dse.c (store_info): Change positions_needed to unsigned
6851 (lowpart_bitmask): New.
6852 (record_store): Cast to unsigned HOST_WIDE_INT for
6853 positions_needed. Assert width <= size of positions_needed *
6854 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6855 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6856 lowpart_bitmask to set mask.
6858 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6860 * config/bfin/constraints.md: New file.
6861 * config/bfin/bfin.md: Include it.
6862 (adddi3): Use satisfies_constraint functions instead of the old macros.
6863 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6864 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6865 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6866 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6867 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6868 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6869 EXTRA_CONSTRAINT): Delete.
6870 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6871 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6873 * config/bfin/bfin.c: Include "tm-constrs.h".
6874 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6875 Use satisfies_constraint functions instead of the old macros.
6876 * doc/md.texi (Blackfin Constraints): Update file name reference.
6878 2008-04-11 Richard Guenther <rguenther@suse.de>
6880 PR tree-optimization/35869
6881 * tree-vrp.c (execute_vrp): Move switch statement update after
6882 jump threading. Schedule another cfg cleanup run.
6884 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6887 * attribs.c (decl_attributes): Return early on errorneous node.
6889 2008-04-10 Oleg Ryjkov <olegr@google.com>
6891 * tree.h (struct tree_base): Added a new flag default_def_flag.
6892 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6894 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6896 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6898 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6901 * pa.md: Define mode iterator P. Define mode attribute dwc.
6902 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6903 (icacheflush): Likewise.
6904 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6905 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6907 2008-04-11 Ben Elliston <bje@au.ibm.com>
6909 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6911 2008-04-10 Rafael Espindola <espindola@google.com>
6913 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6914 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6915 (extract_range_from_expr): The same.
6917 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6919 * config/mips/mips.md (GPR2): New mode iterator.
6921 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6922 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6923 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6924 Rewrite these to take two modes, the mode of comparison and the
6925 mode of the destination.
6926 * config/mips/mips.c (mips_expand_scc): Instead of having
6927 paradoxical subreg as destination, expand "narrowing" scc if mode
6928 of comparison is SI and target is requested in DI mode.
6929 (mips_emit_int_order_test): Update comment. Make mode of
6930 comparison match CMP0 rather than TARGET. When creating inverse
6931 target use mode of TARGET.
6933 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6935 * gcov-dump.c (tag_summary): Only print summaries for the first
6936 GCOV_COUNTERS_SUMMABLE counters.
6938 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/i386.md (absneg): New code iterator.
6941 (absnegprefix): New code attribute.
6942 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6943 patterns using absneg code iterator.
6944 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6945 using absneg code iterator.
6946 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6947 *neg<mode>2 patterns using absneg code iterator.
6948 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6949 *negextendsfdf2 patterns using absneg code iterator.
6950 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6951 *negextendsfxf2 patterns using absneg code iterator.
6952 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6953 *negextendsfdf2 patterns using absneg code iterator.
6954 * config/i386/sse.md (<code><mode>2): Macroize expander from
6955 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6957 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6959 * config/s390/s390.h: Remove the remains of the recent search
6960 & replace action of current_function_outgoing_args_size.
6962 2008-04-10 Ira Rosen <irar@il.ibm.com>
6964 PR tree-optimization/35821
6965 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6966 NEW_STMT_LIST is not NULL.
6968 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6971 * toplev.c (process_options): Remove -ffunction-sections debugging
6974 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6976 PR middle-end/PR28690
6977 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6978 than gen_rtx_fmt_ee to perform more canonicalizations.
6980 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6983 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6985 2008-04-09 Richard Guenther <rguenther@suse.de>
6987 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6988 (dump_function_to_file): Dump function arguments with types.
6990 2008-04-08 Richard Guenther <rguenther@suse.de>
6992 * fold-const.c (fold_widened_comparison): Do not allow
6993 sign-changes that change the result.
6995 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6998 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6999 kinds of indirect references.
7001 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7003 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7004 GNU Fortran language string.
7006 2008-04-08 Rafael Espindola <espindola@google.com>
7008 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7009 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7010 * tree.h (tree_call_nonnegative_warnv_p): New.
7012 2008-04-08 Jan Hubicka <jh@suse.cz>
7014 * function.c (free_after_compilation): Clear out regno_reg_rtx
7017 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7020 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7022 PR middle-end/PR28690
7023 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7024 same precedence as REG_POINTER and MEM_POINTER operands.
7026 2008-04-08 Richard Guenther <rguenther@suse.de>
7029 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7030 for adding index to base.
7032 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7034 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7035 (MINGW_ENABLE_EXECUTE_STACK): New.
7036 (IN_LIBGCC2): For libgcc include windows.h file for
7037 function declarations.
7039 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7041 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7042 and tem2 if tem1 is not a REG or MULT.
7044 2008-04-08 Jan Hubicka <jh@suse.cz>
7046 * function.h (incomming_args): Break out of struct function.
7047 (function_subsections): Break out of struct function.
7048 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7049 return_rtx and hard_reg_initial_vals from struct function.
7050 Kill inl_max_label_num.
7051 (current_function_pops_args, current_function_args_info,
7052 current_function_args_size, current_function_args_size,
7053 current_function_pretend_args_size,
7054 current_function_outgoing_args_size,
7055 current_function_internal_arg_pointer, current_function_return_rtx):
7056 Kill compatibility accestor macros.
7057 * builtins.c (expand_builtin_apply_args_1): Update.
7058 (expand_builtin_next_arg): Update.
7059 * df-scan.c (df_get_call_refs): Update.
7060 * dbxout.c (dbxout_function_end): Update.
7061 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7062 (output_line_info): Update.
7063 (secname_for_decl): Update.
7064 (dwarf2out_var_location): Update.
7065 * function.c (free_after_compilation): Update.
7066 (assign_parm_find_stack_rtl): Update.
7067 (assign_parms): Update.
7068 (expand_dummy_function_end): Update.
7069 (expand_function_end): Update.
7070 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7071 (expand_call): Update.
7072 (emit_library_call_value_1): Update.
7073 (store_one_arg): Update.
7074 * varasm.c (initialize_cold_section_name): Update.
7075 (unlikely_text_section): Update.
7076 (unlikely_text_section_p): Update.
7077 (assemble_start_function): Update.
7078 (assemble_end_function): Update.
7079 (default_section_type_flags): Update.
7080 (switch_to_section): Update.
7081 * integrate.c (set_decl_abstract_flags): Update.
7082 (get_hard_reg_initial_val): Update.
7083 (has_hard_reg_initial_val): Update.
7084 (allocate_initial_values): Update.
7085 * resource.c (init_resource_info): Update.
7086 * config/alpha/alpha.c (NUM_ARGS): Update.
7087 (direct_return): Update.
7088 (alpha_va_start): Update.
7089 (alpha_sa_size): Update.
7090 (alpha_initial_elimination_offset): Update.
7091 (alpha_expand_prologue): Update.
7092 (alpha_start_function): Update.
7093 (alpha_expand_epilogue): Update.
7094 (unicosmk_initial_elimination_offset):
7095 * config/alpha/alpha.md (call expander): Update.
7096 * config/s390/s390.c (s390_register_info): Update.
7097 (s390_register_info): Update.
7098 (s390_frame_info): Update.
7099 (s390_initial_elimination_offset): Update.
7100 (s390_build_builtin_va_list): Update.
7101 (s390_va_start): Update.
7102 * config/spu/spu.c (direct_return): Update.
7103 (spu_expand_prologue): Update.
7104 (spu_initial_elimination_offset): Update.
7105 (spu_build_builtin_va_list): Update.
7106 (spu_va_start): Update.
7107 * config/sparc/sparc.c (sparc_init_modes): Update.
7108 (sparc_compute_frame_size): Update.
7109 (function_value): Update.
7110 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7111 * config/i386/i386.md (return expander): Update.
7112 * config/i386/i386.c (ix86_va_start): Update.
7113 (ix86_can_use_return_insn_p): Update.
7114 (ix86_compute_frame_layout): Update.
7115 (ix86_expand_epilogue): Update.
7116 * config/sh/sh.c (output_stack_adjust): Update.
7117 (calc_live_regs): Update.
7118 (sh_expand_prologue): Update.
7119 (sh_builtin_saveregs): Update.
7120 (sh_va_start): Update.
7121 (initial_elimination_offset): Update.
7122 (sh_allocate_initial_value): Update.
7123 (sh_function_ok_for_sibcall): Update.
7124 (sh_get_pr_initial_val): Update.
7125 * config/sh/sh.md (return expander): Update.
7126 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7127 * config/crx/crx.c (crx_compute_frame): UPdate.
7128 (crx_initial_elimination_offset): UPdate.
7129 * config/xtensa/xtensa.c (compute_frame_size): Update
7130 (xtensa_builtin_saveregs): Update.
7131 (xtensa_va_start): Update.
7132 (order_regs_for_local_alloc): Update.
7133 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7134 (xstormy16_expand_builtin_va_start): Update.
7135 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7136 * config/m68hc11/m68hc11.md (return expanders): Update.
7137 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7138 (expand_epilogue): Update.
7139 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7140 (cris_simple_epilogue): Update.
7141 (cris_expand_prologue): Update.
7142 (cris_expand_epilogue): Update.
7143 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7144 (compute_frame_size): Update.
7145 * config/mt/mt.c (mt_compute_frame_size): Update.
7146 * config/mn10300/mn10300.c (expand_prologue): Update.
7147 (expand_epilogue): Update.
7148 (initial_offset): Update.
7149 (mn10300_builtin_saveregs):
7150 * config/mn10300/mn10300.md (return expander): Update.
7151 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7152 (ia64_initial_elimination_offset): Update.
7153 (ia64_initial_elimination_offset): Update.
7154 (ia64_expand_prologue): Update.
7155 * config/m68k/m68k.md (return expander): Update.
7156 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7157 (rs6000_stack_info): Update.
7158 * config/mcore/mcore.c (layout_mcore_frame): Update.
7159 (mcore_expand_prolog): Update.
7160 * config/arc/arc.c (arc_compute_frame_size): Update.
7161 * config/score/score3.c (score3_compute_frame_size): Update.
7162 * config/score/score7.c (score7_compute_frame_size): Update.
7163 * config/arm/arm.c (use_return_insn): Update.
7164 (thumb_find_work_register): Update.
7165 (arm_compute_save_reg_mask): Update.
7166 (arm_output_function_prologue): Update.
7167 (arm_output_epilogue): Update.
7168 (arm_size_return_regs): Update.
7169 (arm_get_frame_offsets): Update.
7170 (arm_expand_prologue): Update.
7171 (thumb_exit): Update.
7172 (thumb_unexpanded_epilogue): Update.
7173 (thumb1_output_function_prologue): Update.
7174 * config/pa/pa.md (return expander): Update.
7175 * config/pa/pa.c (compute_frame_size): Update.
7176 (hppa_builtin_saveregs): Update.
7177 * config/mips/mips.c (mips_va_start): Update.
7178 (mips16_build_function_stub): Update.
7179 (mips_compute_frame_info): Update.
7180 (mips_restore_gp): Update.
7181 (mips_output_function_prologue): Update.
7182 (mips_expand_prologue): Update.
7183 * config/v850/v850.c (compute_frame_size): Update.
7184 (expand_prologue): * config/mmix/mmix.c (along): update.
7185 (mmix_initial_elimination_offset): update.
7186 (mmix_reorg): update.
7187 (mmix_use_simple_return): update.
7188 (mmix_expand_prologue): update.
7189 (mmix_expand_epilogue): Update.
7190 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7191 (emit_link_insn): Update.
7193 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7195 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7196 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7198 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7201 2008-04-07 Jan Hubicka <jh@suse.cz>
7203 * function.h (rtl): Rename to x_rtl.
7205 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7206 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7207 used_temp_slots avail_temp_slots, temp_slot_level,
7208 nonlocal_goto_handler_labels): Update accesstors.
7209 (rtl): New global variable.
7210 (struct function): Move some fileds to rtl_data.
7211 (get_arg_pointer_save_area): Update prototype.
7212 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7213 get_arg_pointer_save_area.
7214 * expr.c (init_expr): Update
7215 * function.c (get_frame_size): Update
7216 (assign_stack_local): Update
7217 (expand_function_end): Update.
7218 (get_art_pointer_save_area): Update
7220 * emit-rtl.c (rtl): Declare.
7221 (regno_reg_rtx): Declare.
7222 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7224 (gen_reg_rtx): Update.
7225 * varasm.c (n_deferred_constatns): Update accestor.
7226 (init_varasm_status): Do not allocate varasm_status.
7227 (force_const_mem, get_pool_size, output_constant_pool): Update.
7228 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7229 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7230 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7231 * sparc/sparc.h (INIT_EXPANDERS): Update.
7232 * ia64/ia64.h (INIT_EXPANDERS): Update.
7234 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7236 * reload.c (push_secondary_reload): Add missing break to for loop.
7238 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7240 PR middle-end/PR28690
7241 * rtlanal.c: Update copyright years.
7242 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7243 as REG_POINTER and MEM_POINTER operands.
7244 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7245 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7246 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7247 * gcse.c: Update copyright years.
7248 (pre_delete): Call gen_reg_rtx_and_attrs.
7249 (hoist_code): Likewise.
7250 (build_store_vectors): Likewise.
7251 (delete_store): Likewise.
7252 * loop-invariant.c (move_invariant_reg): Likewise.
7253 Update copyright years.
7255 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7257 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7258 control string instead of quoted.
7260 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7262 * doc/rtl.texi: Rewrite of subreg section.
7264 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7267 * config/i386/i386.c (legitimize_pic_address): Add treating
7268 of dllimport SYM_REF's.
7269 (legitimize_dllimport_symbol): Add prototype.
7271 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7273 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7274 reference in constructor with non self-referential type.
7276 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7278 Removal of Return with Depressed Stack Pointer support
7279 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7280 (ECF_SP_DEPRESSED): Likewise.
7281 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7282 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7283 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7284 (expand_call): Do not test ECF_SP_DEPRESSED.
7285 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7286 * function.c (keep_stack_depressed): Delete.
7287 (handle_epilogue_set): Likewise.
7288 (update_epilogue_consts): Likewise.
7289 (emit_equiv_load): Likewise.
7290 (thread_prologue_and_epilogue_insns): Remove support for Return with
7291 Depressed Stack Pointer.
7292 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7294 2008-04-06 Richard Guenther <rguenther@suse.de>
7296 PR tree-optimization/35400
7297 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7298 information from SSA_NAMEs.
7300 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7302 * config/avr/avr.h (avr_mega_p): Remove declaration.
7303 (AVR_MEGA): Remove macro.
7304 * config/avr/avr.c (avr_mega_p): Remove variable.
7305 (avr_override_options): Remove inicializion of avr_mega_p.
7306 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7307 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7308 (avr_jump_mode): (Ditto.).
7309 (avr_output_progmem_section_asm_op): (Ditto.).
7310 (avr_asm_init_sections): (Ditto.).
7311 (avr_asm_init_sections): (Ditto.).
7312 (avr_rtx_costs): (Ditto.).
7313 * config/avr/avr.md: (Ditto.).
7314 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7317 2008-04-06 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/35842
7320 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7321 is_gimple_invariant_address.
7323 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7325 * gcc.c (default_compilers): Sync Fortran extensions list with
7326 that in fortran/lang-specs.h.
7327 * doc/invoke.texi: Likewise.
7328 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7329 * dwarf2out.c (gen_compile_unit_die): Likewise.
7331 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7333 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7335 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7339 attribute is used for nested functions.
7341 2008-04-05 Jan Hubicka <jh@suse.cz>
7343 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7345 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7347 (dump_files): Update.
7348 (enable_rtl_dump_file): Do not accept letter argument.
7349 * tree-pass.h (dump_file_info): Remove letter argument.
7350 * toplev.c (decode_d_option): Update -da handling.
7351 * toplev.h (enable_rtl_dump_file): Update prototype.
7352 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7353 it out based on pass type.
7354 (register_dump_files_1): Likewise.
7355 (init_optimization_passes): Update register_one_dump_file calls.
7356 (execute_one_pass): Sanity check that IPA passes are called at IPA
7357 level and RTL passes at RTL level.
7358 (execute_pass_list): IPA pass can not be after or subpass of
7360 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7361 disallov RTL subpasses of IPA subpasses.
7363 2008-04-05 Ben Elliston <bje@au.ibm.com>
7365 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7366 builtins that return exactly once and do not throw. Cache call to
7369 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7371 PR rtl-optimization/34916
7373 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7374 between instruction pairs.
7376 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7378 * doc/invoke.texi: Document -mbitops for SH.
7379 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7380 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7381 * config/sh/sh.c (print_operand): Add %t operand code.
7382 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7383 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7384 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7385 (extendqihi2): Likewise.
7386 (movqi_i): Likewise.
7387 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7388 (extv): Use bld instruction for SH2A if possible.
7390 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7391 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7392 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7393 (bset.b, bclr.b): Define peepholes.
7394 * config/sh/sh.opt (mbitops): New option.
7396 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7399 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7400 and view convert expression.
7402 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7405 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7407 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7409 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7411 * config/i386/cpuid.h (bit_AES): New.
7412 (bit_PCLMUL): Likewise.
7414 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7415 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7416 SSE2 if AES or PCLMUL is enabled.
7417 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7418 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7419 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7420 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7421 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7422 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7423 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7424 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7425 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7426 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7427 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7428 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7429 __builtin_ia32_aeskeygenassist128 and
7430 __builtin_ia32_pclmulqdq128.
7431 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7432 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7433 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7435 * config/i386/i386.h (TARGET_AES): New.
7436 (TARGET_PCLMUL): Likewise.
7437 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7439 * config/i386/i386.md (UNSPEC_AESENC): New.
7440 (UNSPEC_AESENCLAST): Likewise.
7441 (UNSPEC_AESDEC): Likewise.
7442 (UNSPEC_AESDECLAST): Likewise.
7443 (UNSPEC_AESIMC): Likewise.
7444 (UNSPEC_AESKEYGENASSIST): Likewise.
7445 (UNSPEC_PCLMUL): Likewise.
7447 * config/i386/i386.opt (maes): New.
7448 (mpclmul): Likewise.
7450 * config/i386/sse.md (aesenc): New pattern.
7451 (aesenclast): Likewise.
7453 (aesdeclast): Likewise.
7455 (aeskeygenassist): Likewise.
7456 (pclmulqdq): Likewise.
7458 * config/i386/wmmintrin.h: New.
7460 * doc/extend.texi: Document AES and PCLMUL built-in function.
7462 * doc/invoke.texi: Document -maes and -mpclmul.
7464 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7466 * function.c (free_after_parsing): Replace with
7467 cxx_push_function_context from C++ front-end.
7468 (allocate_struct_function): Don't call langhook.
7469 * langhooks.h (struct lang_hooks_for_functions): Delete.
7470 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7472 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7473 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7474 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7475 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7476 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7477 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7478 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7480 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7481 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7483 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7486 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7489 2008-04-04 Richard Guenther <rguenther@suse.de>
7492 * fold-const.c (optimize_minmax_comparison): Use the correct
7493 type for the constant in the simplified comparison.
7495 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7497 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7498 Pass L2 size as "--param l2-cache-size" to the compiler.
7499 (decode_l2_cache): New function to decode L2 cache parameters using
7500 0x8000006 extended cpuid function.
7501 (detect_caches_amd): Determine parameters of L2 cache using
7502 decode_l2_caches function.
7503 (decode_caches_intel): Decode L2 cache parameters.
7504 (detect_caches_intel): Determine L2 cache parameters using
7505 decode_caches_intel and decode_l2_caches functions.
7507 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7509 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7510 secondary input reload for subword loads from the constant pool.
7512 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7515 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7516 constants of the appropriate size for runtime calculations.
7519 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7520 decimal-float literal constant zero.
7522 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7525 * c-parser.c (c_parser_omp_atomic): Call
7526 default_function_array_conversion on the RHS.
7529 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7530 call is_variable_sized if decl has incomplete type.
7532 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7534 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7536 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7538 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7540 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7541 (sgt<u>): Merge sgt and sgtu into new expander.
7542 (sgt, sgtu): Remove expanders.
7543 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7544 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7545 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7546 *sgtu_<mode>_mips16 into new pattern.
7547 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7548 (sge<u>): Merge sge and sgeu into new expander.
7549 (sge, sgeu): Remove expanders.
7550 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7552 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7553 (slt<u>): Merge slt and sltu into new expander.
7554 (slt, sltu): Remove expanders.
7555 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7556 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7557 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7558 *sltu_<mode>_mips16 into new pattern.
7559 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7560 (sle<u>): Merge sle and sleu into new expander.
7561 (sle, sleu): Remove expanders.
7562 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7563 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7564 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7565 *sleu_<mode>_mips16 into new pattern.
7566 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7568 2008-04-03 Jan Hubicka <jh@suse.cz>
7570 PR tree-optimization/35795
7571 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7572 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7573 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7574 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7575 * score/score3.c (score3_output_mi_thunk): Likewise.
7576 * score/score7.c (score7_output_mi_thunk): Likewise.
7577 * mips/mips.c (mips_output_mi_thunk): Likewise.
7579 2008-04-03 Richard Guenther <rguenther@suse.de>
7581 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7582 conversions. Simplify code.
7584 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7586 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7588 2008-04-03 Tom Tromey <tromey@redhat.com>
7589 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7591 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7592 * config/bfin/t-bfin-linux (generated_files): Add
7593 linux-sysroot-suffix.h.
7594 * doc/install.texi (Prerequisites): Require make 3.80.
7595 * doc/sourcebuild.texi (Front End Directory): Document new
7597 * Makefile.in (generated_files): New variable.
7598 (ALL_HOST_OBJS): New variable.
7599 ($(ALL_HOST_OBJS)): New target.
7601 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7603 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7604 (remap_block): Call id->transform_lang_insert_block instead
7606 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7607 Set id.transform_lang_insert_block to NULL.
7608 (clone_body): Move to cp/optimize.c
7609 * tree-inline.h (struct copy_body_data): Change
7610 transform_lang_insert_block to function pointer.
7611 (copy_generic_body, copy_decl_no_change): Export.
7612 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7613 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7614 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7616 * c-tree.h (insert_block): Kill.
7617 * c-decl.c (insert_block): Kill.
7619 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7621 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7622 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7623 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7625 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7626 argument, call {push,pop}_function_context from here.
7627 * c-parser.c: Use c_{push,pop}_function_context.
7629 * function.c (push_function_context_to): Move meat ...
7630 (push_function_context): ... here. Simplify.
7631 * function.c (pop_function_context_from): Move meat ...
7632 (pop_function_context): ... here. Simplify.
7633 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7635 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7636 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7637 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7638 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7640 2008-04-03 Ben Elliston <bje@au.ibm.com>
7642 * expmed.c (extract_force_align_mem_bit_field): Remove.
7644 2008-04-03 Richard Guenther <rguenther@suse.de>
7647 * expr.h (try_casesi): Adjust prototype.
7648 * expr.c (try_casesi): Take fallback label as extra parameter.
7649 Use that for gen_casesi if default_label is NULL.
7650 * stmt.c (expand_case): Pass fallback label to try_casesi,
7651 make sure to fill gaps with a fallback label if default_label
7654 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7657 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7659 2008-04-03 Ben Elliston <bje@au.ibm.com>
7661 * expmed.c (extract_split_bit_field): Remove if (0) code.
7662 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7663 (do_ds_constraint): Likewise.
7665 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7667 * doc/cppopts.texi (-dU): Document.
7668 * c-common.h (flag_dump_macros): Update comment.
7669 * c-opts.c (handle_OPT_d): Handle -dU.
7670 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7671 dump_queued_macros, cb_used_define, cb_used_undef): New.
7672 (init_pp_output): Handle -dU.
7673 (cb_line_change): Call dump_queued_macros.
7674 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7676 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7678 * config/avr/predicates.md (io_address_operand): New predicate.
7679 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7680 * config/avr/avr.c (avr_io_address_p): Remove function.
7681 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7682 'avr_io_address_p' function.
7683 (out_movhi_r_mr): (Ditto.).
7684 (out_movqi_mr_r): (Ditto.).
7685 (out_movhi_mr_r): (Ditto.).
7686 (avr_address_cost): (Ditto.).
7688 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7691 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7692 in 32bit mode when XMM registers are available to avoid store
7694 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7695 corresponding post-reload splitters.
7697 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7699 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7700 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7701 __builtin_ia32_roundss.
7702 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7703 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7704 __builtin_ia32_roundss.
7705 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7706 IX86_BUILTIN_SHUFPD here.
7708 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7710 * config/i386/i386.md (plogic): New.
7711 (plogicprefix): Likewise.
7713 * config/i386/mmx.md (mmx_<code><mode>3): New.
7714 (mmx_and<mode>3): Removed.
7715 (mmx_ior<mode>3): Likewise.
7716 (mmx_xor<mode>3): Likewise.
7718 * config/i386/sse.md (<code><mode>3): New.
7719 (*<code><mode>3): Likewise.
7720 (*<code><mode>3): Likewise.
7721 (<code><mode>3): Likewise.
7722 (*sse_<code><mode>3): Likewise.
7723 (*sse2_<code><mode>3): Likewise.
7724 (<code>tf3): Likewise.
7725 (*<code>tf3): Likewise.
7726 (and<mode>3): Likewise.
7727 (*and<mode>3): Likewise.
7728 (ior<mode>3): Removed.
7729 (*ior<mode>3): Likewise.
7730 (xor<mode>3): Likewise.
7731 (*xor<mode>3): Likewise.
7732 (*and<mode>3): Likewise.
7733 (*ior<mode>3): Likewise.
7734 (*xor<mode>3): Likewise.
7735 (and<mode>3): Likewise.
7736 (*sse_and<mode>3): Likewise.
7737 (*sse2_and<mode>3): Likewise.
7739 (*andtf3): Likewise.
7740 (ior<mode>3): Likewise.
7741 (*sse_ior<mode>3): Likewise.
7742 (*sse2_ior<mode>3): Likewise.
7744 (*iortf3): Likewise.
7745 (xor<mode>3): Likewise.
7746 (*sse_xor<mode>3): Likewise.
7747 (*sse2_xor<mode>3): Likewise.
7749 (*xortf3): Likewise.
7751 2008-04-02 Richard Guenther <rguenther@suse.de>
7753 PR tree-optimization/14495
7754 PR tree-optimization/34793
7755 * tree-vrp.c (struct switch_update): New structure.
7756 (to_remove_edges, to_update_switch_stmts): New VECs.
7757 (simplify_switch_using_ranges): New function. Remove not taken
7758 case labels and edges.
7759 (simplify_stmt_using_ranges): Call it.
7760 (identify_jump_threads): Mark edges we have queued for removal
7761 so we don't thread them.
7762 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7764 * tree-cfg.c (group_case_labels): Deal with missing default label.
7765 (tree_verify_flow_info): Allow missing default label.
7766 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7767 (emit_case_nodes): Likewise.
7768 (expand_case): Do not rely on the default label to be present.
7769 * expr.c (try_casesi): Deal with NULL default_label.
7770 (do_tablejump): Likewise.
7772 2008-04-02 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/14495
7775 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7776 SWITCH_EXPR here ...
7777 (vrp_visit_switch_stmt): ... but here (new function).
7778 (find_case_label_index): New helper function.
7779 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7781 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7783 * fwprop.c: Fix ISO-C99ism.
7785 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7788 * Makefile.in (objdir): Set it here.
7789 * configure.ac: Not here. Find dynamic linker characteristics.
7790 * exec-tool.in: Use them.
7791 * aclocal.m4: Regenerate.
7792 * configure: Regenerate.
7794 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7796 * expr.c (expand_var): Delete it.
7797 * expr.h (expand_var): Delete prototype.
7798 * function.c (expand_function_start): Use expand_decl instead.
7799 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7802 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7804 PR rtl-optimization/35542
7805 * fwprop.c (forward_propagate_and_simplify): Replace
7806 loc_reg_mentioned_in_p with reg_mentioned_p.
7808 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7810 PR rtl-optimization/35281
7811 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7812 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7813 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7814 (varying_mem_p): Move above propagate_rtx.
7815 (all_uses_available_at): Do not check MEMs.
7817 2008-04-02 Rafael Espindola <espindola@google.com>
7819 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7820 (register_edge_assert_for_2): Split the cond argument.
7821 (register_edge_assert_for_1): Adjust for the change in
7822 register_edge_assert_for_2.
7823 (register_edge_assert_for): Split the cond argument.
7824 (find_switch_asserts): Adjust for the change in
7825 register_edge_assert_for.
7827 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7829 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7830 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7831 offsets for 64-bit mingw.
7832 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7833 abi for x86_64-pc-mingw.
7835 2008-04-02 Richard Guenther <rguenther@suse.de>
7837 * tree-vrp.c (extract_range_from_assert): Make sure to not
7838 produce range min/max with TREE_OVERFOW set.
7839 If merging a anti-range and a range keep the anti-range if
7840 the range covers all values of the type.
7841 (register_edge_assert_for_2): Only allow sign-changing
7842 conversions in detecting canonical range checks. Also
7843 register an assert for the unsigned name if useful.
7845 PR tree-optimization/35787
7846 * tree-vrp.c (vrp_val_max): New function.
7847 (vrp_val_min): Likewise.
7848 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7849 (vrp_val_is_min): Likewise.
7850 (supports_overflow_infinity): Use vrp_val_{min,max}.
7851 (negative_overflow_infinity): Likewise.
7852 (positive_overflow_infinity): Likewise.
7853 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7854 (is_positive_overflow_infinity): Likewise.
7855 (is_overflow_infinity): Likewise.
7856 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7857 vrp_val_is_{min,max}.
7858 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7859 to ranges if possible. Avoid empty ranges.
7861 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7864 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7865 the expression is a function address.
7867 2008-04-01 George Helffrich <george@gcc.gnu.org>
7869 PR fortran/35154, fortran/23057
7870 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7871 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7872 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7873 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7875 (dbxout_syms): Check for COMMON-based symbol and wrap in
7876 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7877 in bracket for efficiency.
7879 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7880 using DW_TAG_common_block + member offset.
7881 (add_pubname_string): New function.
7882 (dw_expand_expr): New function to find block name and offset for
7884 (common_check): New function to check whether symbol in Fortran COMMON.
7885 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7887 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7890 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7892 2008-04-02 Ben Elliston <bje@au.ibm.com>
7894 * config/v850/v850.md (casesi): Remove if (0) code.
7895 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7896 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7898 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/i386.md (rex64suffix): New mode attribute.
7901 (floathi<mode>2): Disable expander for SSE math.
7902 (*floathi<mode>2_1): New insn insn_and_split pattern.
7903 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7904 corresponding post-reload splitters.
7905 (*floathi<mode>2_i387): New macroized insn pattern.
7906 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7907 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7908 insn_and_split pattern.
7909 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7910 New macroized instruction patterns and corresponding post-reload
7912 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7913 and corresponding post-reload splitters.
7914 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7915 New macroized instruction patterns.
7916 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7917 macroized instruction patterns and corresponding post-reload splitters.
7918 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7919 corresponding post-reload splitters.
7920 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7921 New macroized instruction patterns.
7922 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7923 corresponding post-reload splitters.
7924 (*floatsi<mode>2_i387): New macroized instruction patterns.
7926 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7928 * config/i386/i386.md (smaxmin): New.
7929 (umaxmin): Likewise.
7930 (maxminiprefix): Likewise.
7931 (maxminfprefix): Likewise.
7932 (<code><mode>3): Likewise.
7933 (smin<mode>3): Removed.
7934 (smax<mode>3): Likewise.
7936 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7937 (mmx_<code>v4hi3): Likewise.
7938 (mmx_<code>v8qi3): Likewise.
7939 (mmx_smaxv2sf3): Removed.
7940 (mmx_sminv2sf3): Likewise.
7941 (mmx_umaxv8qi3): Likewise.
7942 (mmx_smaxv4hi3): Likewise.
7943 (mmx_uminv8qi3): Likewise.
7944 (mmx_sminv4hi3): Likewise.
7946 * config/i386/sse.md (<addsub><mode>3): New.
7947 (*<addsub><mode>3): Likewise.
7948 (<sse>_vm<addsub><mode>3): Likewise.
7949 (<maxmin><mode>3): Likewise.
7950 (*<maxmin><mode>3_finite): Likewise.
7951 (*<maxmin><mode>3): Likewise.
7952 (<sse>_vm<maxmin><mode>3): Likewise.
7953 (sse3_h<addsub>v4sf3): Likewise.
7954 (sse3_h<addsub>v2df3): Likewise.
7955 (<maxmin>v16qi3): Likewise.
7956 (*<maxmin>v16qi3): Likewise.
7957 (<maxmin>v8hi3): Likewise.
7958 (*<maxmin>v8hi3): Likewise.
7959 (*sse4_1_<maxmin><mode>3): Likewise.
7960 (*sse4_1_<maxmin><mode>3): Likewise.
7961 (add<mode>3): Removed.
7962 (*add<mode>3): Likewise.
7963 (<sse>_vmadd<mode>3): Likewise.
7964 (sub<mode>3): Likewise.
7965 (*sub<mode>3): Likewise.
7966 (<sse>_vmsub<mode>3): Likewise.
7967 (smin<mode>3): Likewise.
7968 (*smin<mode>3_finite): Likewise.
7969 (*smin<mode>3): Likewise.
7970 (<sse>_vmsmin<mode>3): Likewise.
7971 (smax<mode>3): Likewise.
7972 (*smax<mode>3_finite): Likewise.
7973 (*smax<mode>3): Likewise.
7974 (<sse>_vmsmax<mode>3): Likewise.
7975 (sse3_haddv4sf3): Likewise.
7976 (sse3_haddv2df3): Likewise.
7977 (sse3_hsubv4sf3): Likewise.
7978 (sse3_hsubv2df3): Likewise.
7979 (umaxv16qi3): Likewise.
7980 (*umaxv16qi3): Likewise.
7981 (smaxv8hi3): Likewise.
7982 (*smaxv8hi3): Likewise.
7983 (*sse4_1_smax<mode>3): Likewise.
7984 (*sse4_1_umax<mode>3): Likewise.
7985 (uminv16qi3): Likewise.
7986 (*uminv16qi3): Likewise.
7987 (sminv8hi3): Likewise.
7988 (*sminv8hi3): Likewise.
7989 (*sse4_1_smin<mode>3): Likewise.
7990 (*sse4_1_umin<mode>3): Likewise.
7992 2008-04-01 Rafael Espindola <espindola@google.com>
7994 * tree-cfg.c (verify_expr): remove in_phi.
7995 (verify_stmt): Don't call walk_tree with verify_expr. Use
7996 is_gimple_min_invariant instead of is_gimple_val.
7998 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8000 * doc/include/gpl_v3.texi: Update for manpage generation.
8001 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8003 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8004 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8005 gpl_v3.texi instead of gpl.texi.
8008 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8011 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8013 2008-04-01 Rafael Espindola <espindola@google.com>
8015 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8016 (extract_code_and_val_from_cond): Use
8017 extract_code_and_val_from_cond_with_ops.
8019 2008-04-01 Jan Hubicka <jh@suse.cz>
8021 * function.c (free_after_compilation): Free epilogue_delay_list.
8022 (prepare_function_start): Assert that previous compilation was freed.
8024 2008-04-01 Jan Hubicka <jh@suse.cz>
8025 Jim Wilson <wilson@tuliptree.org>
8026 Andreas Tobler <andreast@gcc.gnu.org>
8029 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8030 rtl.emit instead cfun->emit.
8031 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8032 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8034 2008-04-01 Ben Elliston <bje@au.ibm.com>
8036 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8038 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8040 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8042 (fprofile-use): Add var flag_profile_use
8043 * coverage.c (coverage_begin_output): Do not open a gcno file for
8044 output only if -ftest-coverage is set.
8045 Do not add getpwd() to gcda file path.
8046 (build_gcov_info): Check the new flag
8047 flag_profile_datafile_relative_path.
8048 (coverage_init): Use profile_data_prefix.
8049 Read profile counter only if flag_profile_use is set.
8050 * opts.c (common_handle_option): New option fprofile-use=,
8051 fprofile-dir=, fprofile-generate=.
8052 * toplev.c (profile_data_prefix): New variable definition.
8053 * toplev.h (profile_data_prefix): New declaration.
8054 * doc/invoke.tex (Option Summary, Optimization Options):
8057 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8059 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8060 use tmp consistently.
8063 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8064 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8065 UNSPEC_FR_RECIP_APPROX_RES.
8066 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8068 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8071 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8073 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8076 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8077 element of the vector via a pointer.
8079 2008-03-31 Ian Lance Taylor <iant@google.com>
8081 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8083 2008-03-31 Jan Hubicka <jh@suse.cz>
8085 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8086 get_arg_pointer_save_area.
8087 * expr.c (init_expr): Just clear out rtl.expr.
8088 * function.c (free_after_compilation): Clear out whole RTL structure.
8089 (get_func_frame_size): Merge into ...
8090 (get_frame_size): ... this one.
8091 (assign_stack_local_1): Merge into ...
8092 (assign_stack_local): ... this one.
8093 (expand_function_end): Update call of get_arg_pointer_save_area.
8094 (get_art_pointer_save_area): Remove cfun argument.
8095 * function.h (emit_status): regno_pointer_align does not need length
8096 attribute. Move x_regno_reg_rtx to ...
8097 (regno_reg_rtx): ... new global array.
8098 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8099 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8100 apply_args_value, forced_labels, stack_pointer_delta):
8102 (struct varasm_status): Move here from varasm.c
8103 (struct rtl_data): New. Move here some fields from struct function.
8104 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8105 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8106 used_temp_slots avail_temp_slots, temp_slot_level,
8107 nonlocal_goto_handler_labels): Update accesstors.
8108 (rtl): New global variable.
8109 (struct function): Move some fileds to rtl_data.
8110 (get_arg_pointer_save_area): Update prototype.
8111 * emit-rtl.c (rtl): Declare.
8112 (regno_reg_rtx): Declare.
8113 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8115 (gen_reg_rtx): Update.
8116 (init_virtual_regs): Do not tate emit_status argument.
8117 (init_emit): Do not allocate emit.
8118 * varasm.c (varasm_statuc): Move to function.h.
8119 (n_deferred_constatns): Update accestor.
8120 (init_varasm_status): Do not allocate varasm_status.
8121 (force_const_mem, get_pool_size, output_constant_pool): Update.
8122 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8123 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8125 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8127 PR rtl-optimization/35729
8128 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8131 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8134 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8135 load/store if memory is unaligned.
8136 (*movti_rex64): Likewise.
8138 * config/i386/predicates.md (misaligned_operand): New.
8140 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8143 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8146 2008-03-31 Jan Beulich <jbeulich@novell.com>
8148 * config/ia64/constraints.md: Add 'j' constraint.
8149 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8150 (movdi_internal): Likewise.
8152 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8155 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8157 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8160 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8161 proper error message for the third argument on blendpd and
8164 * config/i386/sse.md (blendbits): New.
8165 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8167 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8169 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8171 2008-03-30 Richard Guenther <rguenther@suse.de>
8174 * fold-const.c (fold_sign_changed_comparison): Do leave
8175 conversions to base-types alone.
8177 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8179 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8180 the link register if one altivec register is be saved.
8182 2008-03-30 Ben Elliston <bje@au.ibm.com>
8184 * final.c (final_scan_insn): Remove if (0) code.
8186 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8188 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8190 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8193 of V4SFmode to ix86_binary_operator_ok.
8195 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/i386.c (override_options): Initialize
8198 ix86_veclib_handler to ix86_veclibabi_svml when
8199 -mveclibabi=svml is used.
8200 (ix86_veclibabi_svml): New function for SVML ABI style
8201 vectorization support.
8202 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8204 2008-03-28 Rafael Espindola <espindola@google.com>
8206 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8207 (tree_binary_nonnegative_warnv_p): Make it public.
8208 (tree_single_nonnegative_warnv_p): Make it public.
8209 (tree_invalid_nonnegative_warnv_p): Make it public.
8210 (tree_unary_nonzero_warnv_p): Make it public.
8211 (tree_binary_nonzero_warnv_p): Make it public
8212 (tree_single_nonzero_warnv_p): Make it public.
8213 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8214 (extract_range_from_binary_expr): Split the expr argument.
8215 (extract_range_from_unary_expr): Split the expr argument.
8216 (extract_range_from_comparison): Split the expr argument.
8217 (extract_range_from_expr): Use the new aux functions.
8218 (vrp_evaluate_conditional_warnv): Use
8219 vrp_evaluate_conditional_warnv_with_ops.
8220 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8221 (tree_binary_nonzero_warnv_p): Declare.
8222 (tree_single_nonzero_warnv_p): Declare.
8223 (tree_expr_nonzero_warnv_p): Declare.
8224 (tree_unary_nonnegative_warnv_p): Declare.
8225 (tree_binary_nonnegative_warnv_p): Declare.
8226 (tree_single_nonnegative_warnv_p): Declare.
8227 (tree_invalid_nonnegative_warnv_p): Declare.
8229 2008-03-28 Richard Guenther <rguenther@suse.de>
8231 PR tree-optimization/30317
8232 PR tree-optimization/30911
8233 PR tree-optimization/34793
8234 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8235 (struct assert_locus_d): New member EXPR.
8236 (register_new_assert_for): Add EXPR parameter to support
8237 ASSERT_EXPR <name, expr OP limit>.
8238 (register_edge_assert_for_1): Adjust callers.
8239 (find_assert_locations): Likewise.
8240 (process_assert_insertions_for): Build condition from expression.
8241 (extract_range_from_assert): Handle ASSERT_EXPRs
8242 of the form ASSERT_EXPR <name, expr OP limit>.
8243 (register_edge_assert_for_2): New helper registering
8244 asserts for comparisons. Recognize range tests of the form
8245 (unsigned)i - CST1 OP CST2.
8246 (register_edge_assert_for_1): Use it.
8247 (register_edge_assert_for): Likewise.
8248 (needs_overflow_infinity): Integer sub-types
8249 do not need overflow infinities.
8250 (vrp_val_is_max): The extreme values of integer sub-types
8251 are those of the base type.
8252 (vrp_val_is_min): Likewise.
8253 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8256 2008-03-28 Nick Clifton <nickc@redhat.com>
8259 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8260 Return GENERAL_REGS for stack adjustment reloads.
8262 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8265 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8266 const_vector when all the vectors are constant.
8268 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8270 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8272 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8273 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8275 (s<code>_sf): Use new scc_sf attribute for opcode names.
8277 2008-03-27 Tom Tromey <tromey@redhat.com>
8279 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8280 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8281 config/spu/t-spu-elf, config/i386/t-interix,
8282 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8283 config/i386/x-darwin, config/i386/x-mingw32,
8284 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8285 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8286 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8287 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8288 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8289 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8290 config/score/t-score-elf, config/arm/t-strongarm-pe,
8291 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8292 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8293 Revert automatic dependency patch.
8295 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8298 * config/i386/i386.c (ix86_function_arg_boundary): Align
8299 decimal floating point to its natural boundary.
8301 2008-03-27 Richard Guenther <rguenther@suse.de>
8304 * fold-const.c (fold_comparison): Restrict distinct decl
8305 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8306 solely rely on operand_equal_p.
8308 2008-03-27 Richard Guenther <rguenther@suse.de>
8311 * c-common.c (handle_weak_attribute): Reject combination of
8314 2008-03-27 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/32810
8317 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8318 conversions from DECL_INITIAL.
8319 (fold_const_aggregate_ref): Likewise from constructor elements.
8321 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8323 * tree-affine.h (aff_combination_expand): Declare.
8324 (get_inner_reference_aff): Likewise.
8325 * tree-affine.c (aff_combination_expand): Split out from
8326 tree_to_aff_combination_expand.
8327 (get_inner_reference_aff): New function.
8328 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8329 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8330 (struct lim_aux_data): sm_done field removed.
8331 (mem_ref_loc_p, mem_ref_locs_p): New types.
8332 (struct mem_ref): Added id, stored, accesses_in_loop,
8333 indep_loop, dep_loop, indep_ref, dep_ref fields.
8334 Removed is_stored, locs and next fields.
8335 (memory_accesses): New variable.
8336 (movement_possibility): Do not allow moving statements
8337 that store to memory.
8338 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8340 (determine_max_movement): For statements with memory references,
8341 find the outermost loop in that the reference is independent.
8342 (move_computations_stmt): Mark the virtual operands for renaming.
8343 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8344 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8345 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8346 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8347 create_vop_ref_mapping, analyze_memory_references,
8348 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8349 get_all_locs_in_loop, ref_always_accessed_p,
8350 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8351 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8352 store_motion_loop, store_motion): New functions.
8353 (struct vop_to_refs_elt): New type.
8354 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8355 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8356 (schedule_sm): Replaced by...
8357 (execute_sm): ... this.
8358 (determine_lsm_ref, hoist_memory_references,
8359 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8360 find_more_ref_vops, free_mem_ref, free_mem_refs,
8361 determine_lsm_loop, determine_lsm): Removed.
8362 (tree_ssa_lim_finalize): Free data structures used by store motion.
8363 (tree_ssa_lim): Call analyze_memory_references. Use
8364 store_motion instead of determine_lsm.
8366 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8368 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8369 rename tmake_file to m68hc11/t-m68hc11.
8370 (mcore): Set inhibit_libc to true.
8371 * config.host (alpha*-dec-*vms*): Set extra_programs.
8372 (interix3*): Don't use host_xmake_file.
8373 * configure.ac: Let config.gcc override inhibit_libc.
8374 * configure: Regenerate.
8376 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8377 * config/t-openbsd-thread: Remove commented out lines.
8379 * config/x-interix: Remove.
8381 * config/m68hc11/t-m68hc11-gas: Rename to...
8382 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8384 * config/mcore/t-mcore: Remove T_CFLAGS.
8385 * config/mcore/t-mcore-pe: Likewise.
8387 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8389 * configure.ac: Replace custom __GNU_SOURCE test with
8390 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8391 * aclocal.m4: Regenerate.
8392 * configure: Regenerate.
8393 * config.in: Regenerate.
8395 2008-03-27 Richard Guenther <rguenther@suse.de>
8397 * fold-const.c (target.h): Include.
8398 (fold_comparison): Fold comparison of addresses of decls
8399 that bind locally or of constants. Consolidate address folding code.
8400 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8401 results from fold_binary_to_constant.
8402 (compare_values_warnv): Likewise.
8404 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8407 * fold-const.c (fold_truthop): Check for integeral types when folding
8408 a == 0 && b == 0 and a != 0 || b != 0 .
8410 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8412 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8414 2008-03-26 Andreas Schwab <schwab@suse.de>
8416 * doc/invoke.texi: Fix use of @item vs. @itemx.
8418 2008-03-26 Tom Tromey <tromey@redhat.com>
8420 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8421 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8422 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8423 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8424 build/genconstants.o, build/genemit.o, build/genextract.o,
8425 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8426 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8429 2008-03-26 Richard Guenther <rguenther@suse.de>
8432 2008-03-26 Richard Guenther <rguenther@suse.de>
8434 * fold-const.c (target.h): Include.
8435 (fold_comparison): Fold comparison of addresses of two decls
8436 that bind locally. Consolidate address folding code.
8438 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8440 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8441 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8442 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8443 dconstsqrt2, dconstthird, dconste and/or dconst10.
8444 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8445 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8446 dconstsqrt2, dconste): Delete.
8447 (init_emit_once): Likewise. Simplify initializing dconstm1.
8449 * real.c (get_real_const): New.
8450 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8451 dconstsqrt2, dconste): Delete.
8452 (real_value_const, get_real_const): New.
8454 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8456 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8458 * config/i386/i386.c (ix86_function_arg_boundary): Check
8459 BIGGEST_ALIGNMENT instead of 128.
8460 (setup_incoming_varargs_64): Likewise.
8462 2008-03-26 Tom Tromey <tromey@redhat.com>
8464 * Makefile.in (DEPFILES): Add missing '/'.
8466 2008-03-26 Richard Guenther <rguenther@suse.de>
8468 * fold-const.c (target.h): Include.
8469 (fold_comparison): Fold comparison of addresses of two decls
8470 that bind locally. Consolidate address folding code.
8472 2008-03-26 Nick Clifton <nickc@redhat.com>
8475 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8476 not allow INT+INT as a legitimate addressing mode.
8478 2008-03-26 Richard Guenther <rguenther@suse.de>
8480 * tree-flow.h (widen_bitfield): Remove declaration.
8481 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8482 (widen_bitfield): Remove function.
8483 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8486 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8489 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8492 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8494 PR rtl-optimization/35232
8495 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8496 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8497 reg_reloaded_call_part_clobbered here.
8498 (reload_regs_reach_end_p): New function.
8499 (reload_reg_rtx_for_input): New variable.
8500 (reload_reg_rtx_for_output): Likewise.
8501 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8502 when reassigning a pseudo register. Load reloadreg from
8503 reload_reg_rtx_for_input, moving the mode and register
8505 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8506 instead of the original when deciding whether an input reload
8507 would be a no-op or whether an output reload can be deleted.
8508 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8509 when setting up new_spill_reg_store. Load it from
8510 reload_reg_rtx_for_output, moving the mode and register
8512 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8513 instead of the original when deciding whether an output reload
8514 would be a no-op. Do the same when modifying insn notes.
8515 Use rtx_equal_p instead of == to compare the registers.
8516 (inherit_piecemeal_p): Take a mode and two register numbers
8518 (emit_reload_insns): Clear new_spill_reg_store for every hard
8519 register in the reload register. Remove spill registers
8520 from reg_reloaded_valid before considering whether to record
8521 inheritance information for them. Use reload_reg_rtx_for_output
8522 instead of reg_rtx when recording output reloads. Use
8523 reload_reg_rtx_for_input instead of reg_rtx when recording
8524 input reloads. Set or clear reg_reloaded_call_part_clobbered
8525 at the same time as setting reg_reloaded_valid.
8526 (delete_output_reload): Add a new_reload_reg parameter and use it
8527 instead of rld[j].reg_rtx.
8528 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8531 2008-03-25 Tom Tromey <tromey@redhat.com>
8533 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8534 (build/genattr.o): Likewise.
8535 (build/genattrtab.o): Likewise.
8536 (build/gencodes.o): Likewise.
8537 (build/genconfig.o): Likewise.
8538 (build/genconstants.o): Likewise.
8539 (build/genemit.o): Likewise.
8540 (build/genextract.o): Likewise.
8541 (build/genflags.o): Likewise.
8543 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8545 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8546 instead of size_int for integer types.
8547 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8548 to match type of MINUS_EXPR.
8550 2008-03-25 Tom Tromey <tromey@redhat.com>
8552 * configure: Rebuilt.
8553 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8556 2008-03-25 Tom Tromey <tromey@redhat.com>
8558 * config/x-solaris (host-solaris.o): Update.
8559 * config/x-linux (host-linux.o): Update.
8560 * config/x-hpux (host-hpux.o): Update.
8561 * config/x-darwin (host-darwin.o): Update.
8562 * config/v850/t-v850e (v850-c.o): Update.
8563 * config/v850/t-v850 (v850-c.o): Update.
8564 * config/t-vxworks (vxworks.o): Update.
8565 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8566 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8567 * config/spu/t-spu-elf (spu-c.o): Update.
8569 * config/sh/t-symbian (sh-c.o): Update.
8570 (symbian.o): Update.
8571 * config/sh/t-sh (sh-c.o): Update.
8572 * config/score/t-score-elf (score7.o, score3.o): Update.
8573 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8574 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8575 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8576 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8578 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8579 * config/m32c/t-m32c (m32c-pragma.o): Update.
8580 * config/ia64/t-ia64 (ia64-c.o): Update.
8581 * config/i386/x-mingw32 (host-mingw32.o): Update.
8582 * config/i386/x-i386 (driver-i386.o): Update.
8583 * config/i386/x-darwin (host-i386-darwin.o): Update.
8584 * config/i386/x-cygwin (host-cygwin.o): Update.
8585 * config/i386/t-nwld (nwld.o): Update.
8586 * config/i386/t-netware (netware.o): Update.
8587 * config/i386/t-interix (winnt.o): Update.
8588 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8589 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8590 msformat-c.o): Update.
8591 * config/bfin/t-bfin-linux (generated_files): Add
8592 linux-sysroot-suffix.h.
8593 * config/arm/t-wince-pe (pe.o): Update.
8594 * config/arm/t-strongarm-pe (pe.o): Update.
8595 * config/arm/t-pe (pe.o): Update.
8596 * config/arm/t-arm (arm-c.o): Update.
8597 * doc/install.texi (Prerequisites): Require make 3.80.
8598 * Makefile.in: Remove .o targets.
8599 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8600 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8601 (simple_generated_h, simple_generated_c): Move earlier.
8602 (generated_files): New variable.
8603 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8604 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8605 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8606 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8607 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8608 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8609 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8610 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8611 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8612 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8613 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8614 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8616 (COMPILE.base, COMPILE): New variables.
8617 (%.o): New pattern rule.
8618 (ALL_HOST_OBJS): New variable.
8619 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8620 (dummy-checksum.o, cc1-checksum.o): Remove.
8621 (DRIVER_SHLIB): New variable.
8622 (DRIVER_DEFINES): Use it.
8623 (gencondmd.c): Move out of build/.
8624 (s-conditions): Update.
8625 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8626 (ALL_BUILD_OBJS): Likewise.
8627 (build/%.o): Use BUILDCOMPILE.
8628 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8629 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8630 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8631 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8632 build/genconfig.o, build/genconstants.o, build/genemit.o,
8633 build/genextract.o, build/genflags.o, build/genmddeps.o,
8634 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8635 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8636 build/gen-protos.o, build/scan.o, build/fix-header.o,
8637 build/scan-decls.o): Simplify.
8638 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8639 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8640 prefix.o, toplev.o): Reduce to variable setting.
8641 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8642 ($(out_object_file), gcc-options.o): New targets.
8643 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8644 * configure: Rebuilt.
8645 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8646 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8648 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8650 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8651 complain when we hit an error, return ERROR_MARK_NODE.
8653 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8655 * config/sh/constraints.md (Pso, Psz): New constraints.
8656 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8657 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8659 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8661 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8662 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8664 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8666 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8667 (prefetch_sh2a): New.
8669 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8670 Naveen.H.S <naveen.hs@kpitcummins.com>
8672 * config/sh/constraints.md (I28): New constraint.
8673 * config/sh/sh.c (broken_move): Add support for movi20s.
8674 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8676 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8677 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8678 Naveen.H.S <naveen.hs@kpitcummins.com>
8680 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8681 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8682 (print_operand): Handle resbank in %@ operand code.
8683 (sh_encode_section_info): New.
8684 (push_regs): Add conditions for resbank.
8685 (sh_expand_epilogue): Likewise.
8686 (sh_insert_attributes): Likewise.
8687 (sh_attribute_table): Likewise.
8688 (sh_handle_resbank_handler_attribute): New.
8689 (sh2a_handle_function_vector_handler_attribute): New.
8690 (sh2a_is_function_vector_call): New.
8691 (sh2a_get_function_vector_number): New.
8692 (sh2a_function_vector_p): New.
8693 (sh_cfun_resbank_handler_p): New.
8694 * config/sh/sh.md (calli): Emit jsr/n if possible.
8695 (calli_tbr_rel): New.
8696 (calli_pcrel): Emit jsr/n if possible.
8697 (return_i): Emit rts/n if possible.
8698 (call_valuei_tbr_rel): New.
8699 (call_valuei_pcrel): Add condition for SH2A target.
8700 (call_value): Likewise.
8701 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8702 (sh2a_get_function_vector_number): Likewise.
8703 (sh2a_is_function_vector_call): Likewise.
8704 * doc/extend.texi: Document TBR relative addressing of SH2A.
8705 (resbank): Add description for SH2A.
8707 2008-03-24 Richard Guenther <rguenther@suse.de>
8710 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8711 pointer assignments change conversions according to middle-end rules.
8712 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8713 * configure.ac: Include type checking in yes.
8714 * configure: Regenerate.
8716 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8718 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8719 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8721 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8723 * gthr-vxworks.h (UNUSED): Define.
8725 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8727 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8729 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8731 * doc/extend.texi (Function Attributes): Add missing comma in the
8732 example of the "alloc_size" attribute.
8734 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8737 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8739 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8742 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8745 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8746 of the underlying type of a MS bitfield layout to the natural
8747 alignment of the type.
8749 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8752 to their natural alignment to avoid store forwarding stalls.
8754 2008-03-22 Richard Guenther <rguenther@suse.de>
8756 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8757 For PHI nodes verify the address is invariant.
8758 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8759 (get_symbol_constant_value): Use is_gimple_min_invariant.
8760 (maybe_fold_stmt_indirect): Likewise.
8762 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8764 PR rtl-optimization/33927
8765 * Makefile.in (dse.o): Depend on $(TM_P_H).
8766 * expr.h (extract_low_bits): Declare.
8767 * expmed.c (extract_low_bits): New function.
8768 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8769 * dse.c: Include tm_p.h.
8770 (find_shift_sequence): Remove the read_reg argument and return the
8771 read value. Emit the instructions instead of returning them.
8772 Iterate on new_mode rather than calculating it each time.
8773 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8774 source to NEW_MODE and extract_low_bits to convert the shifted
8776 (replace_read): Allow the load and store to have different mode
8777 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8778 or extraction instructions before trying the replacement. Update
8779 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8781 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8783 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8784 to their natural alignment to avoid store forwarding stalls.
8786 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8789 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8790 encouraging but not allowing gprs for input;
8791 change the input constraint to !f#r.
8792 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8794 change the output constraint to !f#r.
8796 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8800 corresponding post-reload splitters.
8801 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8802 when x87 FP math is selected.
8803 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8804 New function prototype.
8805 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8806 unreachable function to ease macroization of insn patterns.
8808 2008-03-21 Martin Jambor <mjambor@suse.cz>
8810 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8811 reference dumps if ddr is NULL or dependence is unknown.
8813 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8815 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8816 unsigned extension into account.
8817 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8818 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8819 Do computations on a scratch register.
8821 2008-03-21 Richard Guenther <rguenther@suse.de>
8823 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8824 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8825 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8826 * tree-ssa-dom.c (record_equality): Likewise.
8827 * tree-inline.c (copy_body_r): Likewise.
8828 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8831 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8833 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8834 as 'delete_unused' argument.
8836 2008-03-20 Richard Guenther <rguenther@suse.de>
8838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8839 special casing of constant qualifiers.
8840 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8841 care about them in general.
8842 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8843 regardless of their type.
8844 (fold_stmt_r): Forcefully fold *& if we end up with that.
8846 2008-03-20 Paul Brook <paul@codesourcery.com>
8848 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8849 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8851 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8853 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8854 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8856 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8858 * common.opt (Wmudflap): New option.
8859 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8860 (mx_register_decls): Likewise.
8861 (mudflap_finish_file): Likewise.
8862 * doc/invoke.texi: Document -Wno-mudflap.
8864 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8866 * c-format.c (replace_format_name_to_system_name): New.
8868 (convert_format_name_to_system_name): New.
8869 (decode_format_attr): Add use of convert_format_name_to_system_name.
8870 (format_types_orig): Add gnu_ prefix to names.
8871 (check_format_info_main): Special treating of \0 escaped names for
8872 supporting multi-character format specifiers as I32, I64.
8873 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8874 (gnu_target_overrides_format_attributes): New.
8875 * c-format.h: Add structure target_ovr_attr to hold
8876 system specific formatter names.
8877 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8878 msformat-c.o file to c_target_objs and cxx_target_objs.
8879 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8880 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8881 (TARGET_N_FORMAT_TYPES): New.
8882 * config/i386/msformat-c.c: New.
8883 * config/i386/t-cygming: Add build rule for msformat-c.o.
8884 * doc/extend.texi: Add new format names gnu_* and ms_* and
8886 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8888 2008-03-20 Ira Rosen <irar@il.ibm.com>
8890 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8891 optimizations turned on under -O3.
8892 (ftree-vectorize): Add that the flag is turned on with -O3.
8894 2008-03-20 Ben Elliston <bje@au.ibm.com>
8896 * regmove.c (try_auto_increment): Fix spelling error in comment.
8897 * final.c (final_scan_insn): Likewise.
8899 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8903 allocator preferences for "y" and "r" class registers.
8904 ("*mov<mode>_internal"): Ditto.
8905 ("*movv2sf_internal_rex64"): Ditto.
8906 ("*movv2sf_internal"): Ditto.
8908 2008-03-19 Michael Matz <matz@suse.de>
8911 * calls.c (expand_call): Check overlap of arguments with call
8912 address for sibcalls.
8914 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8917 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8918 of the underlying type of a MS bitfield layout to the natural
8919 alignment of the type.
8921 2008-03-19 Jan Hubicka <jh@suse.cz>
8924 * toplev.c (decode_d_option): Handle all CPP flags.
8925 * tree-vrp.c: Update tree_pass descriptors.
8926 * regrename.c: Update tree_pass descriptors.
8927 * fwprop.c: Update tree_pass descriptors.
8928 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8929 * tree-into-ssa.c: Update tree_pass descriptors.
8930 * tree-dump.c: Update tree_pass descriptors.
8931 * tree-complex.c: Update tree_pass descriptors.
8932 * tree-dump.h: Update tree_pass descriptors.
8933 * see.c: Update tree_pass descriptors.
8934 * cgraphbuild.c: Update tree_pass descriptors.
8935 * tracer.c: Update tree_pass descriptors.
8936 * tree-loop-distribution.c: Update tree_pass descriptors.
8937 * cgraph.c: Update tree_pass descriptors.
8938 * postreload-gcse.c: Update tree_pass descriptors.
8939 * postreload.c: Update tree_pass descriptors.
8940 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8941 * tree-tailcall.c: Update tree_pass descriptors.
8942 * tree-pass.h (tree_opt_pass): Rename to ...
8943 (opt_pass) ... this one; add "type" field and remove letter field.
8944 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8945 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8946 all_lowering_passes): Update declaration.
8947 * ipa-cp.c: Update tree_pass descriptors.
8948 * final.c: Update tree_pass descriptors.
8949 * omp-low.c: Update tree_pass descriptors.
8950 * tree-ssa-dse.c: Update tree_pass descriptors.
8951 * ipa-reference.c: Update tree_pass descriptors.
8952 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8953 * auto-inc-dec.c: Update tree_pass descriptors.
8954 * reorg.c: Update tree_pass descriptors.
8955 * cgraphunit.c: Update tree_pass descriptors.
8956 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8957 * tree-ssa-ccp.c: Update tree_pass descriptors.
8958 * df-core.c: Update tree_pass descriptors.
8959 * mode-switching.c: Update tree_pass descriptors.
8960 * tree-nomudflap.c: Update tree_pass descriptors.
8961 * modulo-sched.c: Update tree_pass descriptors.
8962 * ipa-pure-const.c: Update tree_pass descriptors.
8963 * cse.c: Update tree_pass descriptors.
8964 * web.c: Update tree_pass descriptors.
8965 * tree-stdarg.c: Update tree_pass descriptors.
8966 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8967 * tree-ssa-dom.c: Update tree_pass descriptors.
8968 * tree-nrv.c: Update tree_pass descriptors.
8969 * tree-ssa-alias.c: Update tree_pass descriptors.
8970 * loop-init.c: Update tree_pass descriptors.
8971 * gimple-low.c: Update tree_pass descriptors.
8972 * ipa-inline.c: Update tree_pass descriptors.
8973 * tree-ssa-sink.c: Update tree_pass descriptors.
8974 * global.c: Update tree_pass descriptors.
8975 * ifcvt.c: Update tree_pass descriptors.
8976 * jump.c: Update tree_pass descriptors.
8977 * predict.c: Update tree_pass descriptors.
8978 * tree-ssa-loop.c: Update tree_pass descriptors.
8979 * recog.c: Update tree_pass descriptors.
8980 * dse.c: Update tree_pass descriptors.
8981 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8982 * tree-eh.c: Update tree_pass descriptors.
8983 * regmove.c: Update tree_pass descriptors.
8985 * function.c: Update tree_pass descriptors.
8986 * tree-vectorizer.c: Update tree_pass descriptors.
8987 * gcse.c: Update tree_pass descriptors.
8988 * ipa-type-escape.c: Update tree_pass descriptors.
8989 * tree-if-conv.c: Update tree_pass descriptors.
8990 * init-regs.c: Update tree_pass descriptors.
8991 * ipa.c: Update tree_pass descriptors.
8992 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8993 * rtl-factoring.c: Update tree_pass descriptors.
8994 * lower-subreg.c: Update tree_pass descriptors.
8995 * bt-load.c: Update tree_pass descriptors.
8996 * tree-dfa.c: Update tree_pass descriptors.
8997 * except.c: Update tree_pass descriptors.
8998 * emit-rtl.c: Update tree_pass descriptors.
8999 * cfgexpand.c: Update tree_pass descriptors.
9000 * tree-cfgcleanup.c: Update tree_pass descriptors.
9001 * cfgcleanup.c: Update tree_pass descriptors.
9002 * tree-ssa-pre.c: Update tree_pass descriptors.
9003 * tree-sra.c: Update tree_pass descriptors.
9004 * tree-mudflap.c: Update tree_pass descriptors.
9005 * tree-ssa-copy.c: Update tree_pass descriptors.
9006 * cfglayout.c: Update tree_pass descriptors.
9007 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9008 * tree-ssa-dce.c: Update tree_pass descriptors.
9009 * tree-ssa.c: Update tree_pass descriptors.
9010 * regclass.c: Update tree_pass descriptors.
9011 * integrate.c: Update tree_pass descriptors.
9012 * tree-optimize.c: Update tree_pass descriptors.
9013 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9014 * tree-object-size.c: Update tree_pass descriptors.
9015 * combine.c: Update tree_pass descriptors.
9016 * tree-outof-ssa.c: Update tree_pass descriptors.
9017 * bb-reorder.c: Update tree_pass descriptors.
9018 * stack-ptr-mod.c: Update tree_pass descriptors.
9019 * var-tracking.c: Update tree_pass descriptors.
9020 * tree-profile.c: Update tree_pass descriptors.
9021 * tree-vect-generic.c: Update tree_pass descriptors.
9022 * reg-stack.c: Update tree_pass descriptors.
9023 * sched-rgn.c: Update tree_pass descriptors.
9024 * tree-ssa-structalias.c: Update tree_pass descriptors.
9025 * tree-cfg.c: Update tree_pass descriptors.
9026 * passes.c (current_pass): Update declaration.
9027 (finish_optimization_passes): Update.
9028 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9029 (register_one_dump_file, register_dump_files_1, next_pass_1):
9031 (init_optimization_passes): Update handling of new types.
9032 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9033 * ipa-struct-reorg.c: Update tree_pass descriptors.
9034 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9035 * combine-stack-adj.c: Update tree_pass descriptors.
9036 * cfgrtl.c: Update tree_pass descriptors.
9037 * dce.c: Update tree_pass descriptors.
9038 * tree-ssanames.c: Update tree_pass descriptors.
9040 2008-03-19 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa.c (walk_data): New structure.
9044 (warn_uninitialized_var): If not always_executed warn with "maybe"
9046 (execute_early_warn_uninitialized): Compute post-dominators.
9047 Initialize always_executed before processing each basic block.
9049 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9052 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9053 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9055 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9057 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9059 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9061 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9063 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9064 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9065 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9066 target after ignore has been set, and move there also the commputation
9067 of subtarget and original_target.
9068 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9069 (LANG_HOOKS_INITIALIZER): Remove it.
9070 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9072 2008-03-18 Richard Guenther <rguenther@suse.de>
9074 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9075 found an expression with constants, note that in the VN for the lhs.
9076 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9077 fold them to constants if possible. Run cleanup_cfg if done so.
9078 (execute_pre): Return todo.
9080 (execute_fre): Likewise.
9081 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9083 (get_prop_source_stmt): Look through pointer conversions.
9085 2008-03-18 Jan Hubicka <jh@suse.cz>
9087 * tree-pretty-print.c: Include predict.h.
9088 (dump_generic_node): Dump predictor.
9089 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9090 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9091 * gimple-low.c (lower_stmt): Likewise.
9092 * expr.c (expand_expr_real): Likewise.
9093 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9095 (build_predict_expr, build_predict_expr): New.
9096 * predict.h (predictor_name, build_predict_expr): Update.
9097 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9098 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9099 * predict.def (PRED_CONTINUE): Update hitrate.
9100 * tree.def (PREDICT_EXPR): Define.
9101 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9102 do not handle BIND_EXPR.
9103 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9104 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9105 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9108 2008-03-18 Michael Matz <matz@suse.de>
9110 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9112 2008-03-18 Richard Guenther <rguenther@suse.de>
9114 * tree-gimple.h (is_gimple_invariant_address): Declare.
9115 (is_gimple_constant): Likewise.
9116 * tree-gimple.c (is_gimple_constant): New function.
9117 (is_gimple_invariant_address): Likewise.
9118 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9119 and is_gimple_invariant_address.
9120 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9122 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9123 an addressable base.
9125 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9128 * gimplify.c (gimplify_expr): Gimplify second operand of
9131 2008-03-17 Richard Guenther <rguenther@suse.de>
9133 PR tree-optimization/19637
9134 * fold-const.c (fold_unary): Remove restrictions of removing
9135 intermediate pointer-conversions (P2)(P1)P0.
9136 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9137 conversion to void pointer.
9138 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9140 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9143 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9144 emulated thread local variables.
9146 2008-03-16 Richard Guenther <rguenther@suse.de>
9149 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9150 expand TREE_INVARIANT operations that are not gimple invariant.
9152 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9154 * doc/extend.texi (Alignment): Say that the ABI controls
9155 the __alignof__ for non-strict-alignment targets rather
9156 than being a recommendation.
9158 2008-03-15 Paul Brook <paul@codesourcery.com>
9160 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9162 (arm_output_fn_unwind): Mark functions that can not be unwound.
9164 2008-03-15 Paul Brook <paul@codesourcery.com>
9166 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9167 extension instructions.
9169 2008-03-15 Richard Guenther <rguenther@suse.de>
9171 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9172 and fold constant aggregate refs.
9173 (fold_const_aggregate_ref): Handle string constants
9174 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9175 (evaluate_stmt): Simplify now that ccp_fold folds constant
9178 2008-03-15 Paul Brook <paul@codesourcery.com>
9180 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9181 (extzv): Use gen_extzv_t2.
9182 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9184 2008-03-15 Richard Guenther <rguenther@suse.de>
9186 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9187 (fold_const_aggregate_ref): Likewise.
9188 (get_value): Return NULL if we don't have any values.
9189 (ccp_finalize): Set const_val to NULL after freeing it.
9190 * tree-flow.h (get_symbol_constant_value): Declare.
9191 (fold_const_aggregate_ref): Likewise.
9192 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9194 2008-03-15 Richard Guenther <rguenther@suse.de>
9197 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9198 to not produce negative array indices if not allowed. Add
9199 parameter to indicate that.
9200 (maybe_fold_offset_to_component_ref): Allow negative array
9201 indices only for the first member of a structure.
9202 (maybe_fold_offset_to_reference): Allow negative array indices.
9203 (maybe_fold_stmt_addition): Likewise.
9205 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9206 Anatoly Sokolov <aesok@post.ru>
9208 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9209 (avr_arch): Add ARCH_AVR6.
9210 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9211 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9212 instead of fixed value 2.
9213 (print_operand_address): Use gs() asm specifier instead of pm().
9214 (avr_assemble_integer): (Ditto.).
9215 (avr_output_addr_vec_elt): (Ditto.).
9216 (print_operand): Handle "!" code.
9217 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9218 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9219 (AVR_HAVE_EIJMP_EICALL): Define.
9220 (AVR_3_BYTE_PC): Redefine.
9221 (AVR_2_BYTE_PC): (Ditto.).
9222 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9223 (LINK_SPEC): Add atmega2560 and atmega2561.
9224 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9226 * config/avr/avr.md (call_insn): Use eicall instead of icall
9227 for 3 byte PC devices.
9228 (call_value_insn): (Ditto.).
9229 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9230 (indirect_jump): Use only for for 2 byte PC devices.
9231 (*tablejump): (Ditto.).
9232 (*indirect_jump_avr6): Add insn.
9233 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9234 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9235 instead of ijmp for 3 byte PC devices.
9236 (__tablejump2__): (Ditto.).
9237 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9238 (MULITLIB_DIRNAMES): (Ditto.).
9239 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9241 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9243 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9244 "sse2_umulsidi3". Use V1DI mode for operand 0.
9245 ("mmx_psadbw"): Use V1DI mode for operand 0.
9246 * config/i386/i386-modes.def (V1SI): New vector mode.
9247 * config/i386/i386.c (struct builtin_description)
9248 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9249 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9250 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9251 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9252 v1di_ftype_v8qi_v8qi type.
9253 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9255 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9256 __builtin_ia32_pmuludq]: Fix the mode of return value.
9258 2008-03-15 Richard Guenther <rguenther@suse.de>
9261 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9264 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9266 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9267 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9268 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9269 unless TARGET_SERIALIZE_VOLATILE is enabled.
9270 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9271 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9272 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9274 2008-03-14 Richard Guenther <rguenther@suse.de>
9276 PR tree-optimization/34172
9277 * tree-flow.h (refs_may_alias_p): Declare.
9278 (get_single_def_stmt): Likewise.
9279 (get_single_def_stmt_from_phi): Likewise.
9280 (get_single_def_stmt_with_phi): Likewise.
9281 * tree-dfa.c (refs_may_alias_p): New function.
9282 (get_single_def_stmt): Likewise.
9283 (get_single_def_stmt_from_phi): Likewise.
9284 (get_single_def_stmt_with_phi): Likewise.
9285 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9286 (vn_reference_lookup_1): New helper function.
9287 (vn_reference_lookup): Walk the virtual use-def chain to
9288 continue searching for a match if the def does not alias the
9289 reference we are looking for.
9291 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9293 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9294 archive and Perzl. Update The Written Word listing.
9296 2008-03-14 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/34043
9299 PR tree-optimization/33989
9300 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9302 (bitmap_find_leader): Use extra argument to verify dominance
9303 relationship inside a basic-block.
9304 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9305 (find_leader_in_sets): Adjust.
9306 (create_component_ref_by_pieces): Take extra argument for
9307 dominance check, handle lookup failures.
9308 (find_or_generate_expression): Likewise.
9309 (create_expression_by_pieces): Likewise.
9310 (insert_into_preds_of_block): Adjust.
9311 (create_value_expr_from): If asked for, verify all operands
9312 are in the blocks AVAIL_OUT set.
9313 (make_values_for_stmt): Check for SSA_NAMEs that are life
9314 over an abnormal edge.
9315 (compute_avail): Remove such check.
9316 (do_SCCVN_insertion): New function.
9317 (eliminate): If we do not find a leader suitable for replacement
9318 insert a replacement expression from SCCVN if available.
9319 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9320 (struct vn_ssa_aux): Add needs_insertion flag.
9321 * tree-ssa-sccvn.c (may_insert): New global flag.
9322 (copy_reference_ops_from_ref): Value-number union member access
9323 based on its size, not type and member if insertion is allowed.
9324 (visit_reference_op_load): For a weak match from union type
9325 punning lookup a view-converted value and insert a SSA_NAME
9326 for that value if that is not found.
9327 (visit_use): Make dumps shorter. Do not disallow value numbering
9328 SSA_NAMEs that are life over an abnormal edge to constants.
9329 (free_scc_vn): Release inserted SSA_NAMEs.
9330 (run_scc_vn): New flag to specify whether insertion is allowed.
9331 Process SSA_NAMEs in forward order.
9332 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9333 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9334 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9335 pointer type to/from integral types that do not change the
9336 precision to regular conversions.
9338 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9340 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9341 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9342 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9343 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9344 input arguments and the mode of return value. Built-in functions
9345 that operate on whole 64-bit MMX register now use V1DI mode.
9347 2008-03-13 Alon Dayan <alond@il.ibm.com>
9348 Olga Golovanevsky <olga@il.ibm.com>
9350 PR tree-optimization/35041
9351 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9352 to locate the right position in a statement.
9354 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9358 * config/i386/xmmintrin.h: Change all static inline functions to
9359 extern inline and add __gnu_inline__ attribute.
9360 * config/i386/bmintrin.h: Ditto.
9361 * config/i386/smmintrin.h: Ditto.
9362 * config/i386/tmmintrin.h: Ditto.
9363 * config/i386/mmintrin-common.h: Ditto.
9364 * config/i386/ammintrin.h: Ditto.
9365 * config/i386/emmintrin.h: Ditto.
9366 * config/i386/pmmintrin.h: Ditto.
9367 * config/i386/mmintrin.h: Ditto.
9368 * config/i386/mm3dnow.h: Ditto.
9370 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9373 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9374 (lower_omp_2): New function.
9375 (lower_omp_1, lower_omp): Rewritten.
9377 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9380 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9381 with the phrase "Microsoft Windows compilers".
9382 (Push/Pop Macro Pragmas): New subsection. Document
9383 #pragma push_macro and pragma pop_macro.
9385 2008-03-12 Paul Brook <paul@codesourcery.com>
9387 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9389 2008-03-12 Paul Brook <paul@codesourcery.com>
9391 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9392 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9393 (thumb2_addsi_shortim): Rename ...
9394 (thumb2_addsi_short): ... to this. Allow register operands.
9395 (thumb2_subsi_short): New pattern.
9396 (thumb2_one_cmplsi2_short,
9397 thumb2_negsi2_short): New patterns and peepholes.
9399 2008-03-12 Paul Brook <paul@codesourcery.com>
9401 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9403 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9405 * config/i386/i386.md (int_cond): New code iterator.
9407 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9408 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9409 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9410 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9411 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9412 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9413 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9414 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9416 2008-03-12 Paul Brook <paul@codesourcery.com>
9418 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9419 instead of {arm,thumb}_compute_save_reg_mask.
9420 (output_return_instruction): Ditto.
9421 (thumb_unexpanded_epilogue): Ditto.
9422 (thumb1_expand_prologue): Ditto.
9423 (thumb1_output_function_prologue): Ditto.
9424 (arm_set_return_address): Ditto.
9425 (thumb_set_return_address): Ditto.
9426 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9427 regs to achieve stack alignment.
9428 (thumb1_compute_save_reg_mask): Fix compiler warning.
9429 (arm_output_epilogue): Use offsets->saved_regs_mask.
9430 Adjust stack pointer by poping call clobered registers.
9431 (arm_expand_prologue): Use offsets->saved_regs_mask.
9432 Adjust stack pointer by pushing extra registers.
9433 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9435 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9438 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9439 conversion to the operands of a multiplication.
9441 2008-03-12 Richard Guenther <rguenther@suse.de>
9443 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9444 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9445 * timevar.def (TV_TREE_PHIPROP): Add.
9446 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9447 pass description. Use TV_TREE_PHIPROP.
9448 * tree-ssa-forwprop.c: Remove phiprop code.
9450 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9453 * omp-low.c (maybe_lookup_decl): Constify first argument.
9454 (use_pointer_for_field): Change last argument from bool to
9455 omp_context *. Disallow shared copy-in/out in nested
9456 parallel if decl is shared in outer parallel too.
9457 (build_outer_var_ref, scan_sharing_clauses,
9458 lower_rec_input_clauses, lower_copyprivate_clauses,
9459 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9461 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9462 Ira Rosen <irar@il.ibm.com>
9464 * tree-vectorizer.c (free_stmt_vec_info): New function.
9465 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9466 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9467 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9468 * tree-vect-transform.c (vectorizable_conversion): Free
9469 vec_oprnds0 if it was allocated.
9470 (vect_permute_store_chain): Remove unused VECs.
9471 (vectorizable_store): Free VECs that are allocated in the..
9473 (vect_transform_strided_load, vectorizable_load): Likewise.
9474 (vect_remove_stores): Simplify the code.
9475 (vect_transform_loop): Move code to vect_remove_stores().
9476 Call vect_remove_stores() and free_stmt_vec_info().
9478 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9480 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9481 TARGET_HPUX. Revise comment.
9482 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9483 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9484 Use sr4 variant of `be' instruction when not generating PIC code.
9485 (attr_length_call): Adjust for above change.
9487 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9489 * ipa-reference.c (static_execute): Remove module_statics_const and
9490 associated setting code.
9492 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9495 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9496 predicate for operand 1.
9497 (paritysi2_cmp): Use register_operand predicate for operand 2.
9498 Use earlyclobber modifier for operand 1. Remove support for
9500 (paritydi2_cmp): Use register_operand predicate for operand 3.
9501 Use earlyclobber modifier for operand 1. Remove support for
9504 2008-03-11 Paul Brook <paul@codesourcery.com>
9505 Vladimir Prus <vladimir@codesourcery.com>
9507 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9508 (arm_compute_save_reg0_reg12_mask): Always
9509 check if register 11 must be saved. Always safe hard frame pointer
9510 when frame_pointer_needeed.
9511 (arm_compute_save_reg_mask): Save IP and PC
9512 only with apcs frames.
9513 (arm_output_epilogue): Adjust Thumb2 codepath to
9514 be also invoked and work for ARM non-apcs frames.
9515 (arm_expand_prologue): Don't bother saving IP
9516 for non-apcs frame, since it's not clobbered by
9517 prologue code. Implement non-apcs frame
9520 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9522 PR rtl-optimization/35281
9523 * expr.c (convert_move): Use a new pseudo for the intermediate
9524 from_mode->word_mode result.
9526 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9528 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9529 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9530 * toplev.c (compile_file): Don't call it.
9532 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9535 * expr.c (store_expr): Call emit_block_move if the mode
9536 of "temp" RTX is BLKmode.
9538 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9539 Richard Guenther <rguenther@suse.de>
9541 PR tree-optimization/31358
9542 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9543 the step with a NULL_TREE.
9544 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9545 to sizetype if type is a pointer type.
9546 (add_candidate_1): Don't convert the base and step to
9547 the generic type if the orginal type is a pointer type.
9548 (add_iv_value_candidates): Use sizetype for the step
9549 if type is a pointer type.
9550 (cand_value_at): Likewise.
9551 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9553 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9554 Don't convert the tem affine to the type.
9555 (add_elt_to_tree): Use sizetype for the step if a pointer.
9556 Use POINTER_PLUS_EXPR for pointers.
9557 (aff_combination_to_tree): Use sizetype for the step if a
9560 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9562 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9563 Remove commutativity hint.
9565 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9569 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9570 errorneous type. Check that v is a VAR_DECL.
9573 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9575 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9577 PR tree-optimization/35494
9578 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9579 may be overriden at link and run time.
9581 2008-03-10 Richard Guenther <rguenther@suse.de>
9583 PR tree-optimization/34677
9584 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9585 (poolify_tree): Likewise.
9586 (modify_expr_template): Likewise.
9587 (poolify_modify_stmt): Likewise.
9588 (insert_fake_stores): Handle all component-ref style stores
9589 in addition to INDIRECT_REF. Also handle complex types.
9590 Do not poolify the inserted load.
9591 (realify_fake_stores): Do not rebuild the tree but only
9592 make it a SSA_NAME copy.
9593 (init_pre): Remove initialzation of modify_expr_template.
9594 Do not allocate modify_expr_node_pool.
9595 (fini_pre): Do not free modify_expr_node_pool.
9597 2008-03-10 Paul Brook <paul@codesourcery.com>
9599 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9602 2008-03-10 Paul Brook <paul@codesourcery.com>
9603 Mark Shinwell <shinwell@codesourcery.com>
9605 * config/arm/cortex-r4.md: New.
9606 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9608 * config/arm/arm.md: Include cortex-r4.md.
9609 (insn): Add smmls, sdiv and udiv values.
9610 (generic_sched): Don't use generic scheduling for Cortex-R4.
9611 (arm_issue_rate): New function.
9612 (TARGET_SCHED_ISSUE_RATE): Define.
9614 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9616 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9618 2008-03-10 Richard Guenther <rguenther@suse.de>
9620 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9621 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9623 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9625 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9626 Set default to true.
9628 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9630 * c.opt (Wsynth): Deprecate.
9631 * doc/invoke.texi (Option Summary, Warning Options): Document
9632 -Wno-format-contains-nul.
9634 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9638 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9640 2008-03-09 Ira Rosen <irar@il.ibm.com>
9642 * config/rs6000/rs6000.c (builtin_description): Rename vector
9643 left shift operations.
9644 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9645 (altivec_vsl<VI_char>): Rename to ...
9646 (ashl<mode>3): ... new name.
9647 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9649 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9651 2008-03-08 Richard Guenther <rguenther@suse.de>
9653 * coverage.h (tree_coverage_counter_addr): Declare.
9654 * coverage.c (tree_coverage_counter_addr): New function.
9655 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9657 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9658 (tree_gen_one_value_profiler): Likewise.
9659 (tree_gen_ic_profiler): Likewise.
9660 (tree_gen_average_profiler): Likewise.
9661 (tree_gen_ior_profiler): Likewise.
9663 2008-03-08 Richard Guenther <rguenther@suse.de>
9665 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9666 (vn_binary_op_insert): Likewise.
9667 (vn_unary_op_lookup): Likewise.
9668 (vn_unary_op_insert): Likewise.
9669 (vn_nary_op_lookup): Declare.
9670 (vn_nary_op_insert): Likewise.
9671 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9672 and binary hashes, use a single obstack for unary_op_pool
9674 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9675 a single struct vn_nary_op_s. Store tree code length and
9676 a variable number of operands.
9677 (struct vn_reference_op_struct): Remove unused op2.
9678 (vn_reference_op_eq): Do not compare op2.
9679 (vn_reference_op_compute_hash): Do not compute hash of op2.
9680 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9681 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9682 with vn_nary_op_compute_hash.
9683 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9684 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9686 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9688 (visit_unary_op): Call nary functions.
9689 (visit_binary_op): Likewise.
9690 (process_scc): Adjust for struct vn_tables_s changes.
9691 (allocate_vn_table): Likewise.
9692 (free_vn_table): Likewise.
9693 * tree-vn.c (vn_add): Call nary functions.
9694 (vn_lookup): Likewise.
9696 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9699 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9700 wdst back after sync_compare_and_swapqhi_internal.
9702 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386-modes.def (V1DI): New vector mode.
9706 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9707 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9708 (MMXMODE248): Ditto.
9709 (MMXMODE): Add V1DI mode.
9710 (mmxvecsize): Change DI mode to V1DI mode.
9711 ("mov<mode>): Use MMXMODEI8 mode iterator.
9712 ("*mov<mode>_internal_rex64"): Ditto.
9713 ("*mov<mode>_internal"): Ditto.
9714 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9715 ("mmx_sub<mode>3"): Ditto.
9716 ("mmx_adddi3"): Remove insn pattern.
9717 ("mmx_subdi3"): Ditto.
9718 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9719 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9720 ("mmx_ashl<mode>3"): Ditto.
9721 ("mmx_lshrdi3"): Remove insn pattern.
9722 ("mmx_ashldi3"): Ditto.
9723 * config/i386/i386.c (classify_argument): Handle V1DImode.
9724 (function_arg_advance_32): Ditto.
9725 (function_arg_32): Ditto.
9726 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9727 mmx_addv1di3 insn pattern.
9728 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9729 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9730 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9731 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9732 Remove definitions of built-in functions.
9733 (V1DI_type_node): New node.
9734 (v1di_ftype_v1di_int): Ditto.
9735 (v1di_ftype_v1di_v1di): Ditto.
9736 (v2si_ftype_v2si_si): Ditto.
9737 (v4hi_ftype_v4hi_di): Remove node.
9738 (v2si_ftype_v2si_di): Ditto.
9739 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9740 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9741 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9742 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9743 Add new builtins using def_builtin_const.
9744 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9745 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9746 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9747 * config/i386/mmintrin.h (__v1di): New typedef.
9748 (_mm_add_si64): Cast arguments to __v1di type.
9749 (_mm_sub_si64): Ditto.
9750 (_mm_sll_pi16): Cast __count to __v4hi type.
9751 (_mm_sll_pi32): Cast __count to __v2si type.
9752 (_mm_sll_si64): Cast arguments to __v1di type.
9753 (_mm_srl_pi16): Cast __count to __v4hi type.
9754 (_mm_srl_pi32): Cast __count to __v2si type.
9755 (_mm_srl_si64): Cast arguments to __v1di type.
9756 (_mm_sra_pi16): Cast __count to __v4hi type.
9757 (_mm_sra_pi32): Cast __count to __v2si type.
9758 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9759 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9760 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9761 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9762 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9763 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9764 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9765 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9766 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9767 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9768 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9769 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9771 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9773 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9775 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9778 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9779 reg+const addressing for Altivec modes. Don't generate reg+reg
9780 addressing for TFmode or TDmode quantities.
9782 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9784 * c-common.c (vector_types_convertible_p): Call langhook
9785 instead of comptypes.
9787 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9790 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9791 integral and scalar float variables which have a
9794 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9796 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9797 dwarf_register_span hook when emitting unwind information for
9798 register-to-memory saves.
9799 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9800 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9802 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9804 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9805 for the same VAR_DECL.
9807 2008-03-06 Tom Tromey <tromey@redhat.com>
9810 * doc/standards.texi (Standards): Don't mention treelang.
9811 * doc/invoke.texi (Overall Options): Don't mention treelang.
9812 * doc/install.texi (Prerequisites): Don't mention bison or
9814 (Configuration): Don't mention treelang.
9815 (Building): Likewise.
9816 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9818 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9820 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9821 word-extractions out of a multi-word object.
9823 2008-03-06 Richard Guenther <rguenther@suse.de>
9825 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9826 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9827 result type and precision.
9828 * expr.c (get_inner_reference): Set unsignedp based on the result
9829 type of BIT_FIELD_REF.
9830 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9831 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9832 (try_instantiate_multiple_fields): Likewise. Use the correct type
9834 (sra_build_assignment): Likewise.
9835 (sra_build_elt_assignment): Likewise.
9836 (sra_explode_bitfield_assignment): Likewise.
9837 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9838 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9839 set BIT_FIELD_REF_UNSIGNED.
9840 (vectorizable_load): Likewise.
9842 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9844 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9847 2008-03-06 Richard Guenther <rguenther@suse.de>
9849 * alias.c (struct alias_set_entry): Move has_zero_child field
9850 to pack with alias_set.
9852 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9854 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9857 2008-03-05 Ian Lance Taylor <iant@google.com>
9859 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9861 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9863 * fwprop.c (update_df): Support width and offset parameters of
9865 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9866 global_conflicts): Change DF_REF_EXTRACT to either
9867 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9868 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9869 * df-scan.c (df_ref_record, df_defs_record,
9870 df_ref_create_structure, df_def_record_1, df_uses_record,
9871 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9872 df_bb_refs_collect, df_entry_block_defs_collect,
9873 df_exit_block_uses_collect): Support new width and offset fields.
9874 (ref_extract_pool): New storage pool.
9875 (df_free_ref): New function.
9876 (df_reg_chain_unlink, df_free_collection_rec,
9877 df_sort_and_compress_refs): Call df_free_ref.
9878 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9880 (df_ref_create_structure): Allocate df_ref_extract if offset and
9881 width fields are used.
9882 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9883 (df_uses_record): Get offset and width from ZERO_EXTRACT
9885 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9886 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9887 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9888 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9889 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9890 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9891 (df_ref_extract): New structure.
9892 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9893 (df_ref_create): Add width and offset parameters.
9895 2008-03-05 Richard Guenther <rguenther@suse.de>
9897 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9898 Use ranges_overlap_p.
9899 (offset_overlaps_with_access): Rename
9900 to ranges_overlap_p and move ...
9901 * tree-flow-inline.h (ranges_overlap_p): ... here.
9903 * tree.h (get_inner_reference, handled_component_p): Update
9906 * tree.h (record_component_aliases, get_alias_set,
9907 alias_sets_conflict_p, alias_sets_must_conflict_p,
9908 objects_must_conflict_p): Move declarations ...
9909 * alias.h (record_component_aliases, get_alias_set,
9910 alias_sets_conflict_p, alias_sets_must_conflict_p,
9911 objects_must_conflict_p): ... here.
9912 Include coretypes.h.
9913 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9915 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9917 * cfg.c: Include tree-flow.h.
9918 (remove_edge_raw): Call redirect_edge_var_map_clear.
9919 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9920 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9921 (redirect_edge_var_map_result): New.
9922 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9923 PENDING_STMT use with redirect_edge_var_map_*.
9924 * tree-ssa.c (edge_var_maps): New definition.
9925 (redirect_edge_var_map_add): New.
9926 (redirect_edge_var_map_clear): New.
9927 (redirect_edge_var_map_dup): New.
9928 (redirect_edge_var_map_vector): New.
9929 (redirect_edge_var_map_destroy): New.
9930 (ssa_redirect_edge): Replace PENDING_STMT use with
9931 redirect_edge_var_map_*.
9932 (flush_pending_stmts): Same.
9933 (delete_tree_ssa): Destroy edge var map.
9934 * tree-flow.h (struct _edge_var_map): New.
9935 Define edge_var_map vector type.
9936 Declare redirect_edge_var_map_* prototypes.
9937 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9938 * tree-cfg.c (reinstall_phi_args): Replace
9939 PENDING_STMT use with redirect_edge_var_map_*.
9941 2008-03-05 Richard Guenther <rguenther@suse.de>
9943 PR tree-optimization/35472
9944 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9945 whose single use_stmt has a overlapping set of loaded and
9946 stored symbols as that use_stmt might be a noop assignment then.
9948 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9950 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9952 2008-03-05 Richard Guenther <rguenther@suse.de>
9955 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9956 should be constants.
9957 * tree-cfg.c (verify_expr): Verify it.
9958 * fold-const.c (fold_truthop): Remove code generating
9959 BIT_FIELD_REFs of structure bases.
9960 (fold_binary): Likewise.
9961 (fold_ternary): Position and size of BIT_FIELD_REFs are
9962 always host integers.
9963 (make_bit_field_ref): Remove.
9964 (optimize_bit_field_compare): Remove.
9965 (all_ones_mask_p): Remove.
9967 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9970 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9971 (split_block_and_df_analyze): New. Split basic block and rebuild
9973 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9975 (split_pattern_seq): Likewise.
9976 (erase_matching_seqs): Likewise.
9977 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9979 2008-03-04 Geoff Keating <geoffk@apple.com>
9981 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9982 declaration and code.
9983 (tree_invalid_nonnegative_warnv_p): Likewise.
9985 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9987 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9988 examples. Truncate option-names then causing overfull hbox.
9990 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9993 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9995 * configure: Rebuilt.
9997 2008-03-04 Rafael Espindola <espindola@google.com>
9999 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10000 (tree_unary_nonnegative_warnv_p): New.
10001 (tree_binary_nonnegative_warnv_p): New.
10002 (tree_single_nonnegative_warnv_p): New.
10003 (tree_invalid_nonnegative_warnv_p): New.
10004 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10006 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10009 * opts.c (handle_option): Postpone 'unknown option' errors only for
10012 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10015 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10018 2008-03-04 Rafael Espindola <espindola@google.com>
10020 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10021 (tree_binary_nonzero_warnv_p): New.
10022 (tree_single_nonzero_warnv_p): New.
10023 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10025 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10027 PR middle-end/35456
10028 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10029 transformations for modes that have signed zeros.
10030 * ifcvt.c (noce_try_abs): Ditto.
10032 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10034 * config/i386/i386.c (override_options): Force
10035 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10037 2008-03-04 Jan Hubicka <jh@suse.cz>
10040 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10043 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10045 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10046 label to probe the stack.
10048 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10050 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10051 (__gthr_win32_mutex_destroy): Declare.
10052 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10053 __gthr_win32_mutex_destroy.
10054 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10056 2008-03-03 Jan Hubicka <jh@suse.cz>
10059 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10060 aggressive on inlining cold calls.
10062 2008-03-03 Richard Guenther <rguenther@suse.de>
10064 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10065 struct copies into the expression table.
10066 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10067 (try_to_simplify): Likewise.
10068 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10069 integral and pointer arguments which do not change the
10070 precision to NOP_EXPRs.
10071 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10072 VIEW_CONVERT_EXPR case.
10074 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10076 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10077 defined in a loop at depth 0 is invariant.
10078 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10079 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10080 be called at loop depth 0.
10082 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10085 * gcc.c (process_command): Update copyright notice dates.
10086 * gcov.c (print_version): Likewise.
10087 * gcov-dump.c (print_version): Likewise.
10088 * mips-tfile.c (main): Likewise.
10089 * mips-tdump.c (main): Likewise.
10091 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10094 * c-common.c (flag_permissive): Delete.
10095 (constant_expression_warnings): Check flags first.
10096 (constant_expression_error): New.
10097 * c-common.h (flag_permissive): Delete.
10098 (constant_expression_error): Declare.
10099 * flags.h (flag_permissive): Declare. Update description.
10100 * diagnostic.c (pedwarn): Update.
10102 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10103 (permissive_error_kind): New.
10104 * toplev.c (flag_permissive): Define. Update description.
10105 * toplev.h (permissive_error_kind): Declare.
10106 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10107 (pedwarn_c90): Use pedantic_warning_kind.
10108 * c-opts.c (c_common_post_options): flag_permissive does not affect
10109 flag_pedantic_errors.
10111 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10113 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10114 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10115 __absvsi2, __absvDI2): Use unsigned arithmetic.
10117 2008-03-02 Andi Kleen <ak@suse.de>
10118 Richard Guenther <rguenther@suse.de>
10120 * struct-equiv.c: Remove file.
10121 * cfg_cleanup.c (condjump_equiv_p): Remove.
10122 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10123 (struct-equiv.o): Remove rule.
10124 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10125 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10126 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10128 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10130 * ifcvt.c (noce_process_if_block): Try to handle only the then
10131 block if the else block exists but isn't suitable.
10133 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10136 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10137 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10138 regression from previous patch.
10140 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10143 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10145 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10146 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10147 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10148 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10149 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10150 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10151 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10152 (__gthread_mutex_destroy_function): Rename to
10153 __gthread_mutex_destroy.
10154 * gthr-dce.h (__gthread_mutex_destroy): Call
10155 pthread_mutex_destroy.
10156 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10157 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10158 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10160 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10162 * df-scan.c (df_ref_chain_change_bb): Simplify.
10163 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10164 set_block_for_insn if there's any change.
10165 * df.h ((df_insn_change_bb): Fix prototype.
10166 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10167 df_insn_change_bb, don't call set_block_for_insn.
10168 * emit-rtl.c (reorder_insns): Likewise.
10169 * haifa-sched.c (move_insn): Likewise.
10171 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10173 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10175 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10177 * tree-flow-inline.h (next_readonly_imm_use): Return
10178 NULL_USE_OPERAND_P after the end.
10180 2008-03-01 Richard Guenther <rguenther@suse.de>
10182 PR tree-optimization/35411
10183 * tree-sra.c (sra_build_assignment): Split conversion to
10184 final type to a separate statement if we are not assigning
10187 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10189 * fold-const.c (fold_convertible_p): Correct the logic to follow
10190 that in fold_convert().
10192 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10195 * tree-inline.c (build_duplicate_type): When we make a
10196 duplicate type, make it unique in the canonical types system.
10198 2008-02-29 Tom Tromey <tromey@redhat.com>
10200 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10201 input_file_stack_history, input_file_stack_restored): Remove.
10202 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10203 * input.h (struct file_stack): Remove.
10204 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10205 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10207 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10209 (diagnostic_last_module_changed): Add 'map' argument.
10210 (diagnostic_set_last_function): Likewise.
10211 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10212 line map, not input_file_stack.
10213 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10215 2008-02-29 Paul Brook <paul@codesourcery.com>
10217 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10219 2008-02-29 Paul Brook <paul@codesourcery.com>
10221 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10223 2008-02-29 Richard Guenther <rguenther@suse.de>
10225 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10227 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10228 value for comparing for a store match.
10229 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10230 (try_to_simplify): Do not do a full-blown reference lookup.
10232 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10234 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10235 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10237 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10239 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10241 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10242 strides against cache sizes.
10244 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10246 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10249 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10251 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10252 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10253 is smaller than the original promoted value.
10254 (simplify_subreg): If OP is a SUBREG, try to preserve its
10255 SUBREG_PROMOTED_VAR_P information.
10257 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10259 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10260 (VN_INFO_GET): Allocate new objects on the obstack.
10261 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10262 for rpo_numbers_temp, for consistency.
10263 (free_scc_vn): Free the obstack.
10265 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10267 * doc/invoke.texi: Document -ftree-loop-distribution.
10268 * tree-loop-distribution.c: New.
10269 * tree-pass.h (pass_loop_distribution): New.
10270 * graphds.h (struct graph): Add htab_t indices.
10271 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10272 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10273 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10274 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10275 * tree-data-ref.c (debug_data_dependence_relations): New.
10276 (dump_data_dependence_relation): Also print data references.
10277 (free_data_ref): Extern.
10278 (same_access_functions): Moved...
10279 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10280 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10281 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10282 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10283 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10284 (stmts_from_loop): Skip LABEL_EXPR.
10285 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10287 (build_rdg): Initialize rdg->indices htab.
10288 (free_rdg, stores_from_loop, ref_base_address,
10289 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10290 have_similar_memory_accesses_1, ref_base_address_1,
10291 remove_similar_memory_refs): New.
10292 * tree-data-ref.h: Depend on tree-chrec.h.
10293 (debug_data_dependence_relations, free_data_ref): Declared.
10294 (same_access_functions): ... here.
10295 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10297 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10298 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10299 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10300 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10301 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10302 rdg_vertex_for_stmt): Declared.
10303 (struct rdg_edge): Add level.
10305 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10306 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10308 (rdg_has_similar_memory_accesses): New.
10309 * tree-vect-analyze.c: Remove unused static decls.
10310 * lambda.h (dependence_level): New.
10311 * common.opt (ftree-loop-distribution): New.
10312 * tree-flow.h (mark_virtual_ops_in_bb,
10313 slpeel_tree_duplicate_loop_to_edge_cfg,
10314 rename_variables_in_loop): Declared.
10315 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10316 (OBJS-common): Add tree-loop-distribution.o.
10317 (tree-loop-distribution.o): New rule.
10318 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10319 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10320 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10322 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10325 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10326 other than structures and unions.
10328 2008-02-28 Richard Guenther <rguenther@suse.de>
10331 2008-02-26 Richard Guenther <rguenther@suse.de>
10333 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10334 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10335 (lookup_decl_from_uid): Declare.
10336 (remove_decl_from_map): Likewise.
10337 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10338 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10339 (decl_for_uid_map): New global hashtable mapping DECL_UID
10341 (init_ttree): Allocate it.
10342 (insert_decl_to_uid_decl_map): New helper function.
10343 (make_node_stat): Insert new decls into the map.
10344 (copy_node_stat): Likewise.
10345 (lookup_decl_from_uid): New function.
10346 (remove_decl_from_map): Likewise.
10347 (print_decl_for_uid_map_statistics): New helper.
10348 (dump_tree_statistics): Call it.
10350 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10351 (referenced_var_iterator): Adjust.
10352 (FOR_EACH_REFERENCED_VAR): Adjust.
10353 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10354 (num_referenced_vars): Adjust.
10355 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10356 (first_referenced_var): Remove.
10357 (end_referenced_vars_p): Likewise.
10358 (next_referenced_var): Likewise.
10359 (referenced_var_iterator_set): New helper function.
10360 * tree-dfa.c (referenced_var_lookup): Adjust.
10361 (referenced_var_check_and_insert): Likewise.
10362 (remove_referenced_var): Likewise.
10363 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10365 (verify_call_clobbering): Likewise.
10366 (verify_memory_partitions): Likewise.
10367 (init_tree_ssa): Allocate bitmap instead of hashtable for
10369 (delete_tree_ssa): Adjust.
10370 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10371 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10372 (compute_tag_properties): Likewise.
10373 (set_initial_properties): Likewise.
10374 (find_partition_for): Likewise.
10375 (update_reference_counts): Likewise.
10376 (dump_may_aliases_for): Likewise.
10377 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10378 (add_call_clobber_ops): Likewise.
10379 (add_call_read_ops): Likewise.
10380 (get_asm_expr_operands): Likewise.
10381 * tree-into-ssa.c (dump_decl_set): Likewise.
10382 (update_ssa): Likewise.
10383 * tree-sra.c (scan_function): Likewise.
10384 (decide_instantiations): Likewise.
10385 (scalarize_parms): Likewise.
10386 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10387 (dsa_named_for): Likewise.
10388 * tree-ssa-structalias.c (update_alias_info): Likewise.
10389 (merge_smts_into): Likewise.
10391 2008-02-27 David Daney <ddaney@avtrex.com>
10394 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10395 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10396 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10397 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10398 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10400 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10403 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10404 (BUILT_IN_NEXTTOWARD): Remove.
10405 (BUILT_IN_NEXTTOWARDF): Ditto.
10406 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10407 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10409 2008-02-27 Tom Tromey <tromey@redhat.com>
10411 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10412 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10414 2008-02-27 Jan Beulich <jbeulich@novell.com>
10416 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10417 update the respective field on newdecl.
10419 2008-02-27 Revital Eres <eres@il.ibm.com>
10421 PR rtl-optimization/34999
10422 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10423 crossing edges that ends with a call insn.
10424 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10425 call insn and clear the EDGE_CROSSING flag of the crossing edge
10426 when fixing fallthru edges.
10428 2008-02-27 Richard Guenther <rguenther@suse.de>
10430 PR middle-end/35390
10431 * fold-const.c (fold_unary): Return the correct argument,
10432 converted to the result type.
10434 2008-02-27 Richard Guenther <rguenther@suse.de>
10436 PR middle-end/34971
10437 * expr.c (expand_expr_real_1): Assert on rotates that operate
10439 * fold-const.c (fold_binary): Use the types precision, not the
10440 bitsize of the mode if folding rotate expressions. Build rotates
10441 only for full modes.
10443 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10445 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10446 and CPP_PRAGMA_EOL.
10447 * c-pragma.c (pragma_ns_name): New typedef.
10448 (registered_pp_pragmas): New variable.
10449 (c_pp_lookup_pragma): New function.
10450 (c_register_pragma_1): If flag_preprocess_only, do nothing
10451 for non-expanded pragmas, for expanded ones push pragma's
10452 namespace and name into registered_pp_pragmas vector.
10453 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10454 flag_preprocess_only, don't register GCC pch_preprocess
10455 pragma if flag_preprocess_only.
10456 * c-opts.c (c_common_init): Call init_pragma even if
10457 flag_preprocess_only.
10458 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10459 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10460 cpp_register_pragma if flag_preprocess_only.
10462 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10465 * c-parser.c (c_parser_translation_unit): Warn for empty
10466 translation unit, not empty source file.
10468 2008-02-26 Paul Brook <paul@codesourcery.com>
10470 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10471 operand for Thumb-2.
10472 * config/arm/arm.h (reg_class): Add CORE_REGS.
10473 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10474 (BASE_REG_CLASS): Use CORE_REGS.
10475 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10476 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10477 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10478 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10479 ARM_REGNO_OK_FOR_INDEX_P.
10480 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10481 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10482 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10483 (ldm/stm peepholes): Ditto.
10484 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10485 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10486 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10487 * config/arm/constraints.md: Enable "k" constraint on ARM.
10489 2008-02-27 Ben Elliston <bje@au.ibm.com>
10491 * config/rs6000/rs6000.c: Annotate cache line size field in all
10492 instances of struct processor_costs.
10494 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10496 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10497 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10498 jump_bypass): New counters.
10499 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10500 * dce.c (gate_ud_dce): Same.
10501 (gate_fast_dce): Same.
10502 * dse.c (gate_dse1): New function.
10503 (gate_dse2): New function.
10504 (gate_dse): Merge results of new gate functions.
10505 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10506 (gate_handle_jump_bypass): Add dbg_cnt.
10507 (gate_handle_gcse): Add dbg_cnt.
10508 * ifcvt.c (gate_handle_if_conversion): Same.
10509 (gate_handle_if_after_combine): Same.
10510 (gate_handle_if_after_reload): Same.
10511 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10513 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10515 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10517 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10519 2008-02-26 Jason Merrill <jason@redhat.com>
10522 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10523 alone if it's the naming decl for the type's main variant.
10525 2008-02-26 Tom Tromey <tromey@redhat.com>
10527 * system.h (USE_MAPPED_LOCATION): Poison.
10528 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10529 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10530 (make_goto_expr_edges): Likewise.
10531 (remove_bb): Likewise.
10532 (execute_warn_function_return): Likewise.
10533 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10535 * c-common.c (fname_decl): Remove old location code.
10536 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10538 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10540 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10541 (gen_rtx_ASM_INPUT): Likewise.
10542 (gen_rtx_ASM_INPUT_loc): Likewise.
10543 (get_rtx_asm_OPERANDS): Remove.
10544 * cfglayout.c (insn_locators_alloc): Remove old location code.
10545 (set_curr_insn_source_location): Likewise.
10546 (curr_insn_locator): Likewise.
10547 * print-tree.c (print_node): Remove old location code.
10548 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10549 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10550 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10551 location_from_locus.
10552 (construct_exit_block): Remove old location code.
10553 * emit-rtl.c (force_next_line_note): Remove old location code.
10554 * profile.c (branch_prob): Remove old location code.
10555 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10556 LOC_LINE): Remove old-location variants.
10557 * langhooks.c (lhd_print_error_function): Remove old location
10559 * configure, config.in: Rebuilt.
10560 * configure.ac (--enable-mapped-location): Remove.
10561 * c-decl.c (c_init_decl_processing): Remove old location code.
10562 (finish_function): Likewise.
10563 * recog.c (decode_asm_operands): Remove old location code.
10564 * c-pch.c (c_common_read_pch): Remove old location code.
10565 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10567 * gimple-low.c (lower_function_body): Remove old location code.
10568 * toplev.c (unknown_location): Remove.
10569 (push_srcloc): Remove old-location variant.
10570 (process_options): Remove old location code.
10571 (lang_dependent_init): Likewise.
10572 * input.h (UNKNOWN_LOCATION): Move definition.
10573 (location_t): Undeprecate.
10574 (source_locus): Remove.
10575 (location_from_locus): Remove.
10576 (struct location_s): Remove.
10577 Remove all old-location code.
10578 (input_line, input_filename): Remove.
10579 * final.c (final_scan_insn): Remove old location code.
10580 * diagnostic.c (diagnostic_build_prefix): Remove
10581 USE_MAPPED_LOCATION test.
10582 * tree.h (gimple_stmt) <locus>: Now a location_t.
10583 (tree_exp) <locus>: Likewise.
10584 (DECL_IS_BUILTIN): Remove old-location variant.
10585 (annotate_with_file_line, annotate_with_locus): Likewise.
10586 (expr_locus, set_expr_locus): Update.
10587 * tree.c (build1_stat): Remove old location code.
10588 (last_annotated_node): Remove.
10589 (annotate_with_file_line): Remove old-location variant.
10590 (annotate_with_locus): Likewise.
10591 (expr_location): Remove old location code.
10592 (set_expr_location): Likewise.
10593 (expr_has_location): Likewise.
10594 (expr_locus): Likewise.
10595 (set_expr_locus): Likewise.
10596 (expr_filename): Don't use location_from_locus.
10597 (expr_lineno): Likewise.
10598 * rtl-error.c (location_for_asm): Remove old location code.
10599 * c-lex.c (cb_line_change): Remove old location code.
10600 (fe_file_change): Likewise.
10601 (cb_def_pragma): Likewise.
10602 (c_lex_with_flags): Likewise.
10603 * gengtype.c (do_typedef): Don't special-case location types.
10604 (define_location_structures): Remove.
10605 (main): Don't call define_location_structures.
10606 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10609 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10612 * builtins.def (BUILT_IN_STDARG_START): Remove.
10613 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10614 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10615 * tree-inline.c (inline_forbidden_p_1): Likewise.
10617 2008-02-26 Richard Guenther <rguenther@suse.de>
10619 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10620 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10621 (lookup_decl_from_uid): Declare.
10622 (remove_decl_from_map): Likewise.
10623 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10624 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10625 (decl_for_uid_map): New global hashtable mapping DECL_UID
10627 (init_ttree): Allocate it.
10628 (insert_decl_to_uid_decl_map): New helper function.
10629 (make_node_stat): Insert new decls into the map.
10630 (copy_node_stat): Likewise.
10631 (lookup_decl_from_uid): New function.
10632 (remove_decl_from_map): Likewise.
10633 (print_decl_for_uid_map_statistics): New helper.
10634 (dump_tree_statistics): Call it.
10636 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10637 (referenced_var_iterator): Adjust.
10638 (FOR_EACH_REFERENCED_VAR): Adjust.
10639 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10640 (num_referenced_vars): Adjust.
10641 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10642 (first_referenced_var): Remove.
10643 (end_referenced_vars_p): Likewise.
10644 (next_referenced_var): Likewise.
10645 (referenced_var_iterator_set): New helper function.
10646 * tree-dfa.c (referenced_var_lookup): Adjust.
10647 (referenced_var_check_and_insert): Likewise.
10648 (remove_referenced_var): Likewise.
10649 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10651 (verify_call_clobbering): Likewise.
10652 (verify_memory_partitions): Likewise.
10653 (init_tree_ssa): Allocate bitmap instead of hashtable for
10655 (delete_tree_ssa): Adjust.
10656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10658 (compute_tag_properties): Likewise.
10659 (set_initial_properties): Likewise.
10660 (find_partition_for): Likewise.
10661 (update_reference_counts): Likewise.
10662 (dump_may_aliases_for): Likewise.
10663 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10664 (add_call_clobber_ops): Likewise.
10665 (add_call_read_ops): Likewise.
10666 (get_asm_expr_operands): Likewise.
10667 * tree-into-ssa.c (dump_decl_set): Likewise.
10668 (update_ssa): Likewise.
10669 * tree-sra.c (scan_function): Likewise.
10670 (decide_instantiations): Likewise.
10671 (scalarize_parms): Likewise.
10672 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10673 (dsa_named_for): Likewise.
10674 * tree-ssa-structalias.c (update_alias_info): Likewise.
10675 (merge_smts_into): Likewise.
10677 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10680 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10681 * c-opts.c (c_common_handle_option): Wall enables
10682 Wvolatile-register-var.
10683 * common.opt: Move Wvolatile-register-var to...
10686 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10688 * common.opt (Wlarger-than=): New.
10689 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10691 * opts.c (common_handle_option): Handle -Wlarger-than=.
10692 * optc-gen.awk: Likewise.
10693 * opth-gen.awk: Likewise.
10694 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10695 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10697 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10699 * c-common.c (match_case_to_enum_1): Add appropriate
10700 OPT_W* parameter to warning.
10701 (c_do_switch_warnings): Likewise.
10702 * c-typeck.c (warning_init): Add one more parameter following
10703 'warning' function.
10704 (push_init_level): Update call to warning_init.
10705 (pop_init_level): Likewise.
10706 (add_pending_init): Likewise.
10707 (output_init_element: Likewise.
10709 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10712 * toplev.c (toplev_main): If there are warnings or error, print
10713 errors for ignored options.
10714 * opts.c (ignored_options): New static variable.
10715 (postpone_unknown_option_error): New.
10716 (print_ignored_options): New.
10717 (handle_option): Postpone errors for unknown -Wno-* options.
10718 * opts.h (print_ignored_options): Declare.
10720 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10722 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10725 2008-02-25 Richard Guenther <rguenther@suse.de>
10728 2008-02-25 Richard Guenther <rguenther@suse.de>
10730 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10731 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10732 (lookup_decl_from_uid): Declare.
10733 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10734 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10735 (decl_for_uid_map): New global hashtable mapping DECL_UID
10737 (init_ttree): Allocate it.
10738 (insert_decl_to_uid_decl_map): New helper function.
10739 (make_node_stat): Insert new decls into the map.
10740 (copy_node_stat): Likewise.
10741 (lookup_decl_from_uid): New function.
10742 (print_decl_for_uid_map_statistics): New helper.
10743 (dump_tree_statistics): Call it.
10745 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10746 (referenced_var_iterator): Adjust.
10747 (FOR_EACH_REFERENCED_VAR): Adjust.
10748 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10749 (num_referenced_vars): Adjust.
10750 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10751 (first_referenced_var): Remove.
10752 (end_referenced_vars_p): Likewise.
10753 (next_referenced_var): Likewise.
10754 (referenced_var_iterator_set): New helper function.
10755 * tree-dfa.c (referenced_var_lookup): Adjust.
10756 (referenced_var_check_and_insert): Likewise.
10757 (remove_referenced_var): Likewise.
10758 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10759 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10760 (verify_call_clobbering): Likewise.
10761 (verify_memory_partitions): Likewise.
10762 (init_tree_ssa): Allocate bitmap instead of hashtable for
10764 (delete_tree_ssa): Adjust.
10765 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10766 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10767 (compute_tag_properties): Likewise.
10768 (set_initial_properties): Likewise.
10769 (find_partition_for): Likewise.
10770 (update_reference_counts): Likewise.
10771 (dump_may_aliases_for): Likewise.
10772 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10773 (add_call_clobber_ops): Likewise.
10774 (add_call_read_ops): Likewise.
10775 (get_asm_expr_operands): Likewise.
10776 * tree-into-ssa.c (dump_decl_set): Likewise.
10777 (update_ssa): Likewise.
10778 * tree-sra.c (scan_function): Likewise.
10779 (decide_instantiations): Likewise.
10780 (scalarize_parms): Likewise.
10781 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10782 (dsa_named_for): Likewise.
10783 * tree-ssa-structalias.c (update_alias_info): Likewise.
10784 (merge_smts_into): Likewise.
10786 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10789 * doc/invoke.texi (-fcx-limited-range): Document new option.
10790 * toplev.c (process_options): Handle -fcx-fortran-rules.
10791 * common.opt: Add documentation for -fcx-fortran-rules.
10793 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10796 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10797 actual behaviour and C99.
10799 2008-02-26 Ben Elliston <bje@au.ibm.com>
10801 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10802 (ASM_CPU_POWER6_SPEC): Likewise.
10803 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10804 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10805 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10807 2008-02-25 Richard Guenther <rguenther@suse.de>
10809 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10810 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10811 (lookup_decl_from_uid): Declare.
10812 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10813 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10814 (decl_for_uid_map): New global hashtable mapping DECL_UID
10816 (init_ttree): Allocate it.
10817 (insert_decl_to_uid_decl_map): New helper function.
10818 (make_node_stat): Insert new decls into the map.
10819 (copy_node_stat): Likewise.
10820 (lookup_decl_from_uid): New function.
10821 (print_decl_for_uid_map_statistics): New helper.
10822 (dump_tree_statistics): Call it.
10824 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10825 (referenced_var_iterator): Adjust.
10826 (FOR_EACH_REFERENCED_VAR): Adjust.
10827 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10828 (num_referenced_vars): Adjust.
10829 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10830 (first_referenced_var): Remove.
10831 (end_referenced_vars_p): Likewise.
10832 (next_referenced_var): Likewise.
10833 (referenced_var_iterator_set): New helper function.
10834 * tree-dfa.c (referenced_var_lookup): Adjust.
10835 (referenced_var_check_and_insert): Likewise.
10836 (remove_referenced_var): Likewise.
10837 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10838 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10839 (verify_call_clobbering): Likewise.
10840 (verify_memory_partitions): Likewise.
10841 (init_tree_ssa): Allocate bitmap instead of hashtable for
10843 (delete_tree_ssa): Adjust.
10844 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10846 (compute_tag_properties): Likewise.
10847 (set_initial_properties): Likewise.
10848 (find_partition_for): Likewise.
10849 (update_reference_counts): Likewise.
10850 (dump_may_aliases_for): Likewise.
10851 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10852 (add_call_clobber_ops): Likewise.
10853 (add_call_read_ops): Likewise.
10854 (get_asm_expr_operands): Likewise.
10855 * tree-into-ssa.c (dump_decl_set): Likewise.
10856 (update_ssa): Likewise.
10857 * tree-sra.c (scan_function): Likewise.
10858 (decide_instantiations): Likewise.
10859 (scalarize_parms): Likewise.
10860 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10861 (dsa_named_for): Likewise.
10862 * tree-ssa-structalias.c (update_alias_info): Likewise.
10863 (merge_smts_into): Likewise.
10865 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10868 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10869 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10870 * alias.h (nonoverlapping_memrefs_p): Likewise.
10872 2008-02-25 Jan Beulich <jbeulich@novell.com>
10874 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10875 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10876 __emultls_get_address, __emultls_register_common,
10877 __floatundi?f, and _Unwind_GetIPInfo.
10878 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10879 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10880 (gen_regparm_prefix): Likewise.
10881 (i386_nlm_encode_section_info): Sync with
10882 config/i386/winnt.c:i386_pe_encode_section_info().
10883 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10884 i386_nlm_mangle_decl_assembler_name): New.
10885 (netware_override_options): New.
10886 * config/i386/netware.h (netware_override_options): Declare.
10887 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10888 (i386_nlm_mangle_decl_assembler_name): Declare.
10889 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10891 2008-02-25 Ben Elliston <bje@au.ibm.com>
10894 * c-decl.c (grokdeclarator): Remove unused local variables
10895 `typedef_type' and `type_as_written'.
10897 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10898 unused local variable `has_hot_blocks'.
10899 (fix_crossing_conditional_branches): Remove unused local variable
10902 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10904 PR middle-end/19984
10905 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10906 using DEF_C99_BUILTIN.
10907 (BUILT_IN_NANF): Ditto.
10908 (BUILT_IN_NANL): Ditto.
10910 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10911 Revital Eres <eres@il.ibm.com>
10913 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10914 regarding the order of two dependent insns in the same row.
10916 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10918 * stor-layout.c (layout_decl): Do not bump the alignment of a
10919 bit-field to more than byte alignment if it is packed.
10921 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10923 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10926 2008-02-24 Diego Novillo <dnovillo@google.com>
10928 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10931 * tree-vrp.c (vrp_evaluate_conditional): With
10932 -Wtype-limits, emit a warning when comparing against a
10933 constant outside the natural range of OP0's type.
10934 * c.opt (Wtype-limits): Move ...
10935 * common.opt (Wtype-limits): ... here.
10937 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10939 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10940 * config/rs6000/e300c2c3.md: New file.
10941 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10943 (rs6000_override_options): Add e300c2 and e300c3 cases to
10944 processor_target_table. Do not allow usage of Altivec or Spe
10945 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10946 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10947 * config/rs6000/rs6000.h (processor_type): Add
10948 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10949 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10950 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10951 and ppce300c3. Include e300c2c3.md.
10953 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10955 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10956 instead of TARGET_STRICT_ALIGN.
10958 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10960 * explow.c (memory_address): Assert that the generated address is
10963 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10966 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10967 * config/darwin-ppc-ldouble-patch.def: New file.
10968 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10969 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10970 SUBTARGET_INIT_BUILTINS if defined.
10971 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10974 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10977 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10978 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10980 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10983 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10984 file" warning condtional on -Winvalid-PCH.
10986 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10988 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10990 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10994 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10995 prevent reload from using MMX registers.
10996 (*mov<mode>_internal): Ditto.
10997 (*movv2sf_internal_rex64): Ditto.
10998 (*movv2sf_internal): Ditto.
11000 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11002 PR documentation/31569
11003 * doc/install.texi2html: Use makeinfo --no-number-sections.
11005 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11007 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11008 ensure that we can address an entire entity > 8 bytes. Don't
11009 generate reg+reg addressing for such data.
11011 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11013 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11014 strings when optimizing for size, unless the target cares about
11017 2008-02-22 Tom Tromey <tromey@redhat.com>
11019 * regclass.c (current_pass): Remove declaration.
11021 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11023 * config/avr/libgcc.S (__RAMPZ__): Define.
11024 (__do_copy_data): Add for devices with 128KB code memory.
11026 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11028 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11030 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11032 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11034 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11037 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11040 * c-typeck.c (build_binary_op): Warn about floating point
11041 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11043 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11046 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11047 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11049 (rs6000_override_options): Set altivec_abi as default, not override,
11050 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11051 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11052 is used; use new member spe_abi.
11053 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11054 spe_abi and altivec_abi.
11056 2008-02-22 Tomas Bily <tbily@suse.cz>
11058 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11060 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11063 * config.build (build_file_translate): Set to `CMD //c' only if
11065 * Makefile.in (build_file_translate): Improve comment.
11067 2008-02-21 Jan Hubicka <jh@suse.cz>
11069 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11070 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11071 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11073 2008-02-21 Michael Matz <matz@suse.de>
11076 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11078 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11080 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11081 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11082 as insn constraint.
11083 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11084 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11085 SSE_VEC_FLOAT_MODE_P as insn constraint.
11086 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11087 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11088 sse4a_movntdf using MODEF mode iterator.
11089 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11090 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11091 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11092 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11093 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11094 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11095 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11097 2008-02-21 Richard Guenther <rguenther@suse.de>
11099 * tree.def (PAREN_EXPR): New tree code.
11100 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11102 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11103 * expr.c (expand_expr_real_1): Likewise.
11104 * tree-inline.c (estimate_num_insns_1): Likewise.
11105 * tree-complex.c (expand_complex_move): Likewise.
11106 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11109 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11112 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11114 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11117 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11119 * config/sh/sh.c (find_barrier): Don't go past
11120 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11122 2008-02-20 DJ Delorie <dj@redhat.com>
11124 * config/h8300/h8300.md (insv): Force source operand to be a register.
11126 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11127 as a jump, not as a plain insn.
11129 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11131 * doc/invoke.texi (Warning Options): Add new option
11132 -Wframe-larger-than=.
11133 (-Wframe-larger-than): Document.
11135 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11136 Add declarations for new option variables.
11138 * final.c (final_start_function): Check the frame size
11139 before emission and issue a Wframe-larger-than warning.
11141 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11142 Add definitions for new option variables.
11143 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11145 * common.opt (Wframe-larger-than=): New option.
11147 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11149 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11150 (<sse>_div<mode>3): Ditto.
11151 (<sse>_vmdiv<mode>3): Ditto.
11152 (<sse>_vmsqrt<mode>2): Ditto.
11153 (*smax<mode>3): Ditto.
11154 (sse5_frcz<mode>2): Ditto.
11155 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11156 as insn constraint.
11158 2008-02-20 Richard Guenther <rguenther@suse.de>
11160 PR middle-end/35265
11161 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11162 be happy with INTEGRAL_TYPE_P.
11164 2008-02-20 Richard Guenther <rguenther@suse.de>
11166 * fold-const.c (split_tree): Associate floatig-point expressions
11167 if flag_associative_math is set.
11169 2008-02-20 Richard Guenther <rguenther@suse.de>
11171 * tree.h (fold_real_zero_addition_p): Declare.
11172 * fold-const.c (fold_real_zero_addition_p): Export.
11173 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11174 floating-point operations with zero and one.
11176 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11178 * doc/install.texi: Correct references to CFLAGS, replacing them
11179 with BOOT_CFLAGS. Document flags used during bootstrap for
11182 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11184 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11185 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11186 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11188 (smin<mode>3): Ditto from similar patterns.
11189 (smax<mode>3): Ditto.
11190 (*ieee_smin<mode>3): Ditto.
11191 (*ieee_smax<mode>3): Ditto.
11192 * config/i386/sse.md (sse): New mode attribute.
11193 (mov<mode>): Macroize expander from movv4sf and movv2df using
11194 SSEMODEF2P mode iterator.
11195 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11196 SSE_VEC_FLOAT_MODE_P as insn constraint.
11197 (storent<mode>): Ditto.
11198 (storent<mode>): Macroize expander from storentsf and storentdf using
11199 MODEF mode iterator.
11200 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11201 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11202 (abs<mode>2): Ditto from similar patterns.
11203 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11204 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11205 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11206 (<sse>_vmsqrt<mode>2): Ditto.
11207 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11208 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11209 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11210 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11211 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11212 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11213 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11215 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11216 iterator and SSE_FLOAT_MODE_P as insn constraint.
11217 (<sse>_ucomi): Ditto from similar patterns.
11218 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11219 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11220 SSE_VEC_FLOAT_MODE_P as insn constraint.
11221 (vcond<mode>): Ditto from similar patterns.
11222 (and<mode>3, *and<mode>3): Ditto.
11223 (<sse>_nand<mode>3): Ditto.
11224 (ior<mode>3, *ior<mode>3): Ditto.
11225 (xor<mode>3, *xor<mode>3): Ditto.
11226 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11227 iterator and SSE_FLOAT_MODE_P as insn constraint.
11228 (*nand<mode>3): Ditto from similar patterns.
11229 (*ior<mode>3): Ditto.
11230 (*xor<mode>3): Ditto.
11232 2008-02-20 Ira Rosen <irar@il.ibm.com>
11234 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11235 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11236 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11238 2008-02-19 Jan Hubicka <jh@suse.cz>
11240 * predict.c (tree_bb_level_predictions): Remove variable next
11241 mistakely introduced by previous commit.
11243 2008-02-19 Jan Hubicka <jh@suse.cz>
11245 * predict.c (predict_paths_leading_to): Rewrite.
11246 (predict_paths_for_bb): New.
11247 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11249 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11252 * Makefile.in (build_file_translate): New.
11253 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11254 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11255 * configure.ac (build_file_translate): Substitute it.
11256 * configure: Regenerate.
11258 2008-02-19 Jan Hubicka <jh@suse.cz>
11260 PR rtl-optimization/34408
11261 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11264 2008-02-19 Jan Hubicka <jh@suse.cz>
11266 PR middle-end/28779
11267 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11270 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11273 * config/i386/i386-modes.def: Revert the last DI alignment
11274 change until Ada people can look into it.
11276 2008-02-19 Nick Clifton <nickc@redhat.com>
11278 * opts.c (print_specific_help): Fix typo in --help text.
11280 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11283 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11284 32-bit inline asm without asm alternatives for host GCC < 3.0.
11286 2008-02-19 Richard Guenther <rguenther@suse.de>
11288 PR tree-optimization/34989
11289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11290 Allow propagation to INDIRECT_REF if we can simplify only.
11292 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11294 * c-common.c (warn_for_collisions_1): Use appropriate option when
11297 2008-02-19 Nick Clifton <nickc@redhat.com>
11300 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11301 (handle_options): Fix indentation.
11302 (print_filtered_help): If no language-specific options were
11303 displayed tell the user how to list all the options supported by
11304 the language's front-end.
11305 (print_specific_help): Fix indentation and remove duplicate line.
11306 (common_handle_option): Handle the -v option.
11307 For --help enable the display of undocumented options if the -v
11308 switch has been included on the command line.
11309 For --help= check for overlaps in the arguments between the option
11310 classes and the language names and issue a warning when they
11311 cannot be disambiguated.
11312 * c.opt (v): Pass on to the common option handler.
11314 2008-02-19 Revital Eres <eres@il.ibm.com>
11316 * modulo-sched.c (sms_schedule): Change dump message when
11317 create_ddg function fails.
11318 (try_scheduling_node_in_cycle): Rename row to cycle.
11319 (print_partial_schedule): Rename CYCLE to ROW.
11321 2008-02-19 Christian Bruel <christian.bruel@st.com>
11322 Zdenek Dvorak <ook@ucw.cz>
11324 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11326 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11329 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11330 (*x86_movdicc_0_m1_se): Ditto.
11332 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11334 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11335 (CMPtype): Define as __gcc_CMPtype.
11336 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11337 (CMPtype): Define as __gcc_CMPtype.
11339 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11341 Support valgrind 3.3 for --enable-checking=valgrind.
11342 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11344 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11345 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11346 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11347 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11348 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11349 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11350 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11352 * ggc-zone.c: Similar.
11353 * ggc-page.c: Similar.
11355 2008-02-19 Paul Brook <paul@codesourcery.com>
11358 * config/arm/ieee754-df.S: Fix do_it typo.
11359 * config/arm/ieee754-sf.S: Fix do_it typo.
11361 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11364 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11365 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11366 (OPTION_MASK_ISA_SSE_SET): Likewise.
11367 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11368 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11369 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11370 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11371 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11372 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11373 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11374 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11375 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11376 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11377 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11378 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11379 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11380 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11381 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11382 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11383 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11384 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11385 (OPTION_MASK_ISA_SSE4): Removed.
11386 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11387 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11388 (override_options): Don't turn on implied SSE/MMX bits in
11391 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11393 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11396 2008-02-18 Joey Ye <joey.ye@intel.com>
11398 PR middle-end/34921
11399 * tree-nested.c (insert_field_into_struct): Set type alignment
11400 to field alignment if the former is less than the latter.
11402 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11404 * BASE-VER: Set to 4.4.0.
11406 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11408 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11409 * doc/cfg.texi: Likewise.
11410 * doc/extend.texi: Likewise.
11411 * doc/gty.texi: Likewise.
11412 * doc/invoke.texi: Likewise.
11413 * doc/loop.texi: Likewise.
11414 * doc/md.texi: Likewise.
11415 * doc/passes.texi: Likewise.
11416 * doc/rtl.texi: Likewise.
11417 * doc/sourcebuild.texi: Likewise.
11418 * doc/tm.texi: Likewise.
11419 * doc/tree-ssa.texi: Likewise.
11421 2008-02-17 Richard Guenther <rguenther@suse.de>
11423 PR middle-end/35227
11424 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11425 without default definition.
11427 2008-02-17 Richard Guenther <rguenther@suse.de>
11429 PR tree-optimization/35231
11430 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11433 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11436 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11437 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11438 libgcc_cmp_return mode.
11440 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11443 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11445 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11447 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11450 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11452 * doc/c-tree.texi: Use `@.' where appropriate.
11453 * doc/extend.texi: Likewise.
11454 * doc/install.texi: Likewise.
11455 * doc/invoke.texi: Likewise.
11456 * doc/loop.texi: Likewise.
11457 * doc/makefile.texi: Likewise.
11458 * doc/md.texi: Likewise.
11459 * doc/passes.texi: Likewise.
11460 * doc/standards.texi: Likewise.
11461 * doc/tm.texi: Likewise.
11463 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11465 PR middle-end/35196
11466 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11468 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11469 rather than in entry_bb.
11471 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11473 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11474 libgcc_cmp_return mode.
11476 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11478 PR middle-end/35130
11479 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11480 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11482 2008-02-15 Richard Guenther <rguenther@suse.de>
11483 Zdenek Dvorak <ook@ucw.cz>
11485 PR tree-optimization/35164
11486 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11487 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11488 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11489 Only propagate addresses which do not have abnormal SSA_NAMEs
11492 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11495 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11497 2008-02-15 Jan Hubicka <jh@suse.cz>
11499 PR middle-end/35149
11500 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11502 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11504 PR middle-end/34621
11505 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11506 when calculating alignment_pad.
11508 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11510 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11511 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11512 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11513 and STACK_BOUNDARY define.
11515 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11517 PR preprocessor/35061
11518 * c-pragma.c (handle_pragma_pop_macro): Check that
11519 pushed_macro_table has been allocated.
11521 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11523 PR middle-end/35136
11524 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11525 (force_gimple_operand): Likewise.
11526 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11527 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11528 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11529 (find_interesting_uses_address): Check addressability and alignment
11530 of the base expression only after substituting bases of IVs into it.
11532 2008-02-14 Michael Matz <matz@suse.de>
11535 * function.c (instantiate_virtual_regs_in_insn): Reload address
11536 before falling back to reloading the whole operand.
11538 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11540 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11541 before the first section switch note.
11543 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11545 * doc/bugreport.texi: Update copyright years.
11546 * doc/c-tree.texi: Likewise.
11547 * doc/cfg.texi: Likewise.
11548 * doc/cpp.texi: Likewise.
11549 * doc/cppinternals.texi: Likewise.
11550 * doc/fragments.texi: Likewise.
11551 * doc/frontends.texi: Likewise.
11552 * doc/gcc.texi: Likewise.
11553 * doc/gty.texi: Likewise.
11554 * doc/hostconfig.texi: Likewise.
11555 * doc/implement-c.texi: Likewise.
11556 * doc/libgcc.texi: Likewise.
11557 * doc/loop.texi: Likewise.
11558 * doc/makefile.texi: Likewise.
11559 * doc/options.texi: Likewise.
11560 * doc/passes.texi: Likewise.
11561 * doc/rtl.texi: Likewise.
11562 * doc/sourcebuild.texi: Likewise.
11563 * doc/standards.texi: Likewise.
11564 * doc/tree-ssa.texi: Likewise.
11565 * doc/trouble.texi: Likewise.
11567 * doc/extend.texi: Use @: or add comma where appropriate.
11568 * doc/invoke.texi: Likewise.
11569 * doc/tm.texi: Likewise.
11571 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11574 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11577 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11579 * doc/md.texi (clz, ctz): Add reference.
11580 * doc/rtl.texi (clz, ctz): Likewise.
11582 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11585 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11588 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11590 * config/s390/s390.c (struct constant_pool): New field
11591 emit_pool_after added.
11592 (s390_mainpool_start): Set the emit_pool_after flag according
11593 to the section switch notes.
11594 (s390_mainpool_finish): Consider emit_pool_after when emitting
11595 the literal pool at the end of the function.
11596 (s390_chunkify_start): Force literal pool splits at section
11599 2008-02-13 Michael Matz <matz@suse.de>
11602 * var-tracking.c (clobber_variable_part): Correctly traverse the
11605 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11608 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11609 Add -fdump-ipa-inline.
11610 * tree-dump.c (dump_files): Remove tree-inlined dump.
11611 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11613 2008-02-12 Richard Guenther <rguenther@suse.de>
11615 PR tree-optimization/35171
11616 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11619 2008-02-12 Richard Guenther <rguenther@suse.de>
11621 PR middle-end/35163
11622 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11623 value-preserving mode. Disallow final truncation.
11625 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11627 PR middle-end/35136
11628 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11629 code from here to...
11630 (force_gimple_operand): ...here.
11632 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11635 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11636 non-compatible pointers.
11637 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11638 different FIELD_DECLs, try harder by comparing field offsets, sizes
11641 PR inline-asm/35160
11642 * function.c (match_asm_constraints_1): Don't replace the same input
11645 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11647 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11648 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11649 (expand_epilogue): Restore RAMPZ register.
11650 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11652 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11654 * config/i386/cygwin.asm: (__alloca): Correct calling
11655 convention and alignment.
11656 (__chkstk): Force 8 byte stack alignment.
11658 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11659 Richard Guenther <rguenther@suse.de>
11661 PR tree-optimization/33992
11662 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11663 the zero we compare against.
11665 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11667 PR libfortran/35063
11668 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11669 to CloseHandle after unlocking to prevent accumulation of handle
11672 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11674 PR middle_end/34150
11675 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11676 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11677 and update LABEL_NUSES during and after reload.
11679 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11681 PR middle-end/34627
11682 * combine.c (simplify_if_then_else): Make sure the comparison is
11683 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11685 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11688 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11689 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11690 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11691 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11692 * tree.h (get_type_static_bounds): Likewise.
11694 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11696 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11697 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11698 Make -Wfoo language annotations match what the compiler outputs.
11700 2008-02-08 Sa Liu <saliu@de.ibm.com>
11702 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11703 intrinsics spu_convts, spu_convtu, spu_convtf.
11705 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11707 * doc/extend.texi (Function Attributes) <noinline>: Mention
11708 asm ("") as method to keep calls.
11710 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11713 * doc/options.texi (Options): Replace references to opts.sh with
11715 * opts-common.c: Likewise.
11716 * optc-gen.awk: Likewise.
11718 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11720 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11722 2008-02-07 Richard Henderson <rth@redhat.com>
11725 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11726 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11729 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11731 PR tree-optimization/35085
11732 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11733 for operand entry oe2 in addition to operand entry oe3 in order to
11734 expose more opportunities for vectorizer sum reduction.
11736 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11739 * Makefile.in (LIBS): Remove $(GMPLIBS).
11740 (cc1-dummy, cc1): Add $(GMPLIBS).
11742 2008-02-06 Jan Hubicka <jh@suse.cz>
11745 * i386.md (moddf_integer): Do not produce partial memory stalls for
11746 targets where it hurts.
11748 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11751 * optabs.c (expand_float): Do not check for decimal modes when
11752 expanding unsigned integer through signed conversion.
11754 2008-02-06 Nick Clifton <nickc@redhat.com>
11756 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11757 inside the clobber with a match_operand and duplicated operand
11758 number in the constraint.
11759 (ineqbranchsi): Delete redundant comment.
11761 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11763 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11764 builtin_define ("__USE_INIT_FINI__").
11765 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11767 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11769 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11771 PR documentation/30330
11772 * doc/invoke.texi (C++ Dialect Options)
11773 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11774 For each warning option -Wfoo that allows -Wno-foo, ensure both
11775 -Wfoo and -Wno-foo are listed in the option index. Fix index
11776 entry of -Wswitch-default, index -Wnormalized= including the
11777 `=', and -Wlarger-than-@var{len} including @var{len}.
11779 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11781 * config/i386/i386.md (floatunssisf2): Use
11782 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11783 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11784 Macroize expander using MODEF mode iterator.
11786 2008-02-05 Diego Novillo <dnovillo@google.com>
11788 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11791 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11793 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11796 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11798 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11802 to indicate if a message should be generated.
11803 (init_cumulative_args): Updated.
11804 (function_value_32): Likewise.
11806 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11808 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11810 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11813 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11814 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11816 2008-02-04 Diego Novillo <dnovillo@google.com>
11818 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11821 * tree-vrp.c (vrp_evaluate_conditional): With
11822 -Wtype-limits, emit a warning when comparing against a
11823 constant outside the natural range of OP0's type.
11825 2008-02-04 Richard Guenther <rguenther@suse.de>
11827 PR middle-end/33631
11828 * expr.c (count_type_elements): Give for unions instead of
11831 2008-02-04 Richard Guenther <rguenther@suse.de>
11833 PR middle-end/35043
11834 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11835 to TYPE_DOMAINs base type instead of using bitsizetype here.
11837 2008-02-03 Jason Merrill <jason@redhat.com>
11839 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11841 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11844 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11845 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11846 (RS/6000 and PowerPC Options): Fix typos and markup.
11847 * doc/passes.texi (Tree-SSA passes): Likewise.
11849 2008-02-02 Michael Matz <matz@suse.de>
11852 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11853 from record_last_reg_set_info.
11854 (record_last_reg_set_info): Take an RTX argument, iterate over all
11855 constituent hardregs.
11856 (record_last_set_info, record_opr_changes): Change calls to
11857 new signature or to record_last_reg_set_info_regno.
11859 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11861 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11863 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11865 PR rtl-optimization/34773
11866 * reg-notes.def (EQUAL): Mention significance of combination of
11867 REG_EQUAL and REG_RETVAL.
11868 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11869 insn that has a REG_RETVAL.
11871 2008-02-01 Roger Sayle <roger@eyesopen.com>
11874 * configure.ac (--enable-fixed-point): Disable unless explicitly
11876 * configure: Regenerate.
11878 2008-02-01 Richard Guenther <rguenther@suse.de>
11881 * invoke.texi (-finline-limit): Remove no longer true parts
11882 of the documentation. Note that there is no default value.
11884 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11885 Mark Mitchell <mark@codesourcery.com>
11886 Ben Elliston <bje@au.ibm.com>
11889 * doc/extend.texi (Other Builtins): Document.
11891 2008-01-31 Tom Browder <tom.browder@gmail.com>
11893 * doc/c-tree.texi (Types): Fix grammar.
11894 (Expression trees): Ditto.
11895 * doc/passes.texi (Tree-SSA passes): Ditto.
11897 * doc/configterms.texi (Configure Terms): Fix typo.
11898 * doc/cpp.texi (Common Predefined Macros): Ditto.
11899 * doc/md.texi (Machine Constraints): Ditto.
11901 * doc/makefile.texi (Makefile): Add comma.
11903 2008-01-31 Tom Browder <tom.browder@gmail.com>
11904 Gerald Pfeifer <gerald@pfeifer.com>
11906 * doc/sourcebuild.texi (Front End): Remove references to CVS
11907 and CVSROOT/modules.
11908 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11909 (Back End): Remove reference to CVS.
11911 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11914 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11916 (mips16_gp_pseudo_reg): ...here.
11917 * config/mips/mips.md (load_const_gp): Replace with...
11918 (load_const_gp_<mode>): ...this :P-based insn.
11920 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11922 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11923 options. Minor fixes.
11924 (-std): Move reference to standards closer to where language
11925 standards are first mentioned.
11927 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11929 PR rtl-optimization/34995
11930 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11931 parameter and return a bool. If the rtx parameter is nonnull,
11932 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11933 (find_reloads): Update call accordingly. Pass the new operand
11934 if it needed no address reloads, otherwise pass null.
11936 2008-01-30 Richard Henderson <rth@redhat.com>
11939 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11940 for unbounded arrays.
11942 2008-01-30 Silvius Rus <rus@google.com>
11944 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11946 2008-01-30 Jan Hubicka <jh@suse.cz>
11949 * i386.c (init_cumulative_args): Use real function declaration when
11952 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11954 PR rtl-optimization/34998
11955 * global.c (build_insn_chain): Treat non-subreg_lowpart
11956 SUBREGs of pseudos as clobbering all the words covered by the
11957 SUBREG, not just all the bytes.
11958 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11959 original df_ref rather than an extract parameter.
11960 (global_conflicts): Update call accordingly.
11962 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11964 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11965 the overflow check to make it easier to read.
11966 (__fixtfdi): Change the type of the ll member in union
11967 long_double to UDItype_x.
11969 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11971 PR middle-end/34969
11972 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11973 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11974 * tree-inline.c (fold_marked_statements): Call
11975 cgraph_update_edges_for_call_stmt if folding a call statement.
11976 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11977 debug_generic_stmt calls, reset it back afterwards.
11980 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11982 * c-typeck.c (build_external_ref): Don't pedwarn about
11983 static vars in current function's scope.
11985 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11987 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11989 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11992 * ipa-struct-reorg.c: Fix spelling.
11993 * params.def: Ditto.
11995 2008-01-29 Richard Guenther <rguenther@suse.de>
11997 PR middle-end/35006
11998 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12000 * tree-inline.c (remap_type): Increment remapping_type_depth
12001 around remapping types.
12002 (copy_body_r): Only add referenced variables if they are referenced
12003 from code, not types.
12005 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12016 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12017 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12019 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12022 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12023 pointer for tiny stack.
12025 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12027 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12029 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12031 * config/vx-common.h: Fix typo in comment.
12033 2008-01-28 Ian Lance Taylor <iant@google.com>
12037 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12038 coalesce pointers if they have different DECL_NO_TBAA_P values.
12039 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12040 between variables with different DECL_NO_TBAA_P values.
12042 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12045 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12046 are not legitimate small data references on SPE targets.
12048 2008-01-28 David Daney <ddaney@avtrex.com>
12050 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12052 2008-01-28 David Daney <ddaney@avtrex.com>
12054 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12056 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12058 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12059 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12060 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12061 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12062 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12063 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12064 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12065 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12067 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12069 * basic-block.h (condjump_equiv_p): Fix comment.
12071 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12073 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12074 print_generic_stmt_indented): Fix comment.
12076 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12078 * configure.ac (__stack_chk_fail): Add detecion for availability
12079 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12080 * configure: Regenerate.
12082 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12084 PR middle-end/34688
12085 * final.c (output_addr_const): Handle TRUNCATE.
12087 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12090 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12091 (zero_cost, infinite_cost): New constants.
12092 (struct cost_pair): Change type of cost to comp_cost.
12093 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12094 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12096 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12097 split_address_cost, ptr_difference_cost, difference_cost,
12098 get_computation_cost_at, get_computation_cost,
12099 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12100 determine_use_iv_cost_condition, determine_use_iv_costs,
12101 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12102 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12103 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12104 Change type of cost to comp_cost.
12105 (determine_iv_cost): Increase cost of non-original ivs, instead
12106 of decreasing the cost of original ones.
12107 (get_address_cost): Indicate the complexity of the addressing mode
12109 (try_add_cand_for): Prefer using ivs not specific to some object.
12110 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12112 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12113 Janis Johnson <janis187@us.ibm.com>
12116 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12117 (TARGET_INSTANTIATE_DECLS): Likewise.
12118 * target.h (expand_to_rtl_hook): New target hook.
12119 (instantiate_decls): Likewise.
12120 * function.c (instantiate_decl): Make non-static. Rename to...
12121 (instantiate_decl_rtl): ... this.
12122 (instantiate_expr): Use instantiate_decl_rtl.
12123 (instantiate_decls_1): Likewise.
12124 (instantiate_decls): Likewise.
12125 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12126 * function.h (instantiate_decl_rtl): Add prototype.
12127 * cfgexpand.c (target.h): New include.
12128 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12129 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12130 (TARGET_INSTANTIATE_DECLS): Likewise.
12131 (TARGET_INITIALIZER): New target hooks added.
12132 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12134 * config/rs6000/rs6000.c (tree-flow.h): New include.
12135 (machine_function): Add sdmode_stack_slot field.
12136 (rs6000_alloc_sdmode_stack_slot): New function.
12137 (rs6000_instantiate_decls): Likewise.
12138 (rs6000_secondary_memory_needed_rtx): Likewise.
12139 (rs6000_check_sdmode): Likewise.
12140 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12141 (TARGET_INSTANTIATE_DECLS): Likewise.
12142 (rs6000_hard_regno_mode_ok): Allow SDmode.
12143 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12144 (rs6000_emit_move): Handle SDmode.
12145 (function_arg_advance): Likewise.
12146 (function_arg): Likewise.
12147 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12148 SDmode var args for 32-bit compiles.
12149 (rs6000_secondary_reload_class): Handle SDmode.
12150 (rs6000_output_function_epilogue): Likewise.
12151 (rs6000_function_value): Simplify if statement.
12152 (rs6000_libcall_value): Likewise.
12153 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12154 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12155 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12156 (movsd_hardfloat): New define_insn.
12157 (movsd_softfloat): Likewise.
12158 (movsd_store): Likewise.
12159 (movsd_load): Likewise.
12160 (extendsddd2): Likewise.
12161 (extendsdtd2): Likewise.
12162 (truncddsd2): Likewise.
12163 (movdd_hardfloat64): Fixup comment.
12164 (UNSPEC_MOVSD_LOAD): New constant.
12165 (UNSPEC_MOVSD_STORE): Likewise.
12167 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12170 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12172 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12173 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12174 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12175 and TRUTH_XOR_EXPR.
12177 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12180 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12181 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12182 __LONGDOUBLE128 too.
12183 * config/rs6000/aix61.h: New file.
12185 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12187 PR rtl-optimization/34959
12188 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12189 popcount and parity rtxes the same mode as their operand.
12190 Truncate or extend the result to the return value's mode
12193 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12196 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12197 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12198 to GOT_VERSION_REGNUM.
12199 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12200 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12201 * config/mips/mips.c (mips_emit_call_insn): New function.
12202 (mips_call_tls_get_addr): Call mips_expand_call directly.
12203 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12205 (mips16_build_call_stub): Likewise. Return the call insn or null.
12206 (mips_expand_call): Update the call to mips16_build_call_stub
12207 accordingly and a remove redundant condition. Assert that MIPS16
12208 stubs do not use lazy binding. Use mips_emit_call_insn and return
12210 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12212 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12213 (mips_avoid_hazard): Remove hazard_set handling.
12214 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12215 (UNSPEC_RESTORE_GP): ...this.
12216 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12217 (FAKE_CALL_REGNO): Rename to...
12218 (GOT_VERSION_REGNUM): ...this.
12219 (type): Add "ghost" value. Add an associated insn reservation.
12220 (hazard_set): Remove.
12221 (exception_receiver): Rename to...
12222 (restore_gp): ...this and update the unspec identifier accordingly.
12223 (exception_receiver, nonlocal_got_receiver): New expanders.
12224 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12225 FAKE_CALL_REGNO. Remove hazard_set attribute.
12226 (set_got_version, update_got_version): New patterns.
12228 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12231 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12233 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12236 * doc/install.texi2html: Generate gcc-vers.texi.
12238 2008-01-25 DJ Delorie <dj@redhat.com>
12240 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12242 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12244 * config/c4x: Remove directory.
12245 * config.gcc (crx-*, mt-*): Mark obsolete.
12246 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12247 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12248 sh-*-rtemscoff*): Remove cases.
12249 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12250 * real.c (encode_c4x_single, decode_c4x_single,
12251 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12252 c4x_extended_format): Remove.
12253 * real.h (c4x_single_format, c4x_extended_format): Remove.
12254 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12256 (Pragmas): Remove comment about c4x pragmas.
12257 * doc/install.texi (c4x): Remove target-specific instructions.
12258 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12259 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12260 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12261 refer to C4x source files as examples.
12262 (C4X_FLOAT_FORMAT): Remove documentation.
12264 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12266 * config/bfin/bfin.c (override_options): Reorder tests so that
12267 flag_pic gets enabled for -msep-data.
12269 2008-01-25 Richard Guenther <rguenther@suse.de>
12271 PR middle-end/32244
12272 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12273 to its bitfield precision if required.
12275 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12277 PR middle-end/33880
12278 * tree-nested.c (walk_omp_for): New function.
12279 (convert_nonlocal_reference, convert_local_reference): Call
12280 walk_omp_for on OMP_FOR.
12281 (convert_call_expr): Call walk_body on OMP_FOR's
12282 OMP_FOR_PRE_INIT_BODY.
12284 2008-01-25 Richard Guenther <rguenther@suse.de>
12286 PR tree-optimization/34966
12287 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12288 default defs and PHI_NODEs we have to insert after the
12289 defining statement.
12291 2008-01-24 Nick Clifton <nickc@redhat.com>
12293 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12294 Provide a default definition.
12295 (LIBGCC2_UNITS_PER_WORD): Likewise.
12297 * config/stormy16/stormy16.c: Include df.h for the prototype
12298 for df_regs_ever_live_p.
12299 (xstormy16_expand_builtin_va_start): Convert the stack offset
12300 into a component_ref and then use POINTER_PLUS_EXPR to add it
12301 to the incoming_virtual_args_rtx.
12302 (xstormy16_gimplify_va_arg_expr): Rename to
12303 xstormy16_gimplify_va_arg_expr.
12304 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12305 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12306 xstormy16_gimplify_va_arg_expr.
12307 Fix up some formatting issues.
12309 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12310 Move to predicates.md.
12311 (xs_hi_general_operand): Likewise.
12312 (xs_hi_nonmemory_operand): Likewise.
12313 * config/stormy16/predicates.md:
12314 (xstormy16_carry_plus_operand): New predicate.
12315 (xs_hi_general_operand): New predicate.
12316 (xs_hi_nonmemory_operand): New predicate.
12317 * config/stormy16/stormy16-protos.h:
12318 (xstormy16_carry_plus_operand): Delete prototype.
12319 (xs_hi_general_operand): Likewise.
12320 (xs_hi_nonmemory_operand): Likewise.
12322 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12323 modifiers as they are no longer needed and they can trigger
12324 reload spill failures.
12326 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12327 with a match_operand in order to help reload.
12329 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12330 constraint with 'e' for the 8th alternative as this version of
12331 the mov.w instruction only accepts the lower 8 registers.
12333 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12336 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12337 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12340 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12342 PR middle-end/33333
12343 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12345 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12347 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12349 (remove_structure): Update allocations list before removing structure.
12351 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12353 * ipa-struct-reorg.c (is_safe_cond_expr,
12354 create_new_stmts_for_cond_expr): Use integer_zerop function,
12355 that recognize not only zero-pointer, but zero-integer too.
12357 2008-01-25 Ben Elliston <bje@au.ibm.com>
12360 * fixproto: Escape "." in sed expression that strips leading "./".
12362 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12365 * gcc.c (SWITCH_OK): Removed.
12366 (SWITCH_LIVE): Changed to bit.
12367 (SWITCH_FALSE): Likewise.
12368 (SWITCH_IGNORE): Likewise.
12369 (switchstr): Change live_cond to unsigned int.
12370 (process_command): Replace SWITCH_OK with 0.
12371 (do_self_spec): Likewise.
12372 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12373 (give_switch): Likewise.
12374 (used_arg): Likewise.
12375 (do_spec_1): Set the SWITCH_IGNORE bit.
12376 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12377 bits. Set the SWITCH_LIVE bit.
12379 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12381 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12383 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12385 PR tree-optimization/34472
12386 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12387 parameter to a "bool *" and set *DATA to false if there is
12388 an unsafe access. Do not delete the structure here.
12389 (check_cond_exprs): Delete it here instead.
12390 (check_cond_exprs, exclude_cold_structs): Do not increase
12391 I when removing a structure.
12393 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12396 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12397 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12399 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12401 PR middle-end/34934
12402 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12403 a fixed vector for stack.
12405 2008-01-24 Ben Elliston <bje@au.ibm.com>
12408 * doc/gcc.texi (Software development): Add a direntry for g++.
12410 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12412 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12413 stale and straggling -fforce-addr comments above.
12415 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12417 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12418 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12420 2008-01-23 Michael Matz <matz@suse.de>
12423 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12426 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12428 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12429 malloc result type.
12431 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12433 * config/avr/avr.c (avr_current_arch): New variable.
12434 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12435 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12436 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12437 (avr_override_options): Init 'avr_current_arch'.
12438 (base_arch_s): Move from here...
12439 * config/avr/avr.h (base_arch_s): ... here. Add new members
12440 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12441 'mega' to 'have_jmp_call'.
12442 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12443 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12445 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12447 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12448 MULTILIB_MATCHES): (Ditto.).
12450 2008-01-23 Richard Guenther <rguenther@suse.de>
12452 PR middle-end/31529
12453 * cgraphunit.c (cgraph_reset_node): Always mark the node
12454 not reachable if it is not queued already.
12456 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12458 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12459 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12460 (cputype_selected): New static variable.
12461 (bfin_handle_option): Set it if -mcpu is used.
12462 (override_option): Select default set of workarounds if no cpu type
12463 selected on the command line.
12464 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12466 From Michael Frysinger <michael.frysinger@analog.com>
12467 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12468 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12470 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12471 for bf547, bf523, bf524, and bf526.
12472 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12474 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12475 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12476 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12477 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12478 * doc/invoke.texi (Blackfin Options): Document that
12479 -mcpu now accept bf547, bf523, bf524, and bf526.
12481 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12483 PR rtl-optimization/34628
12484 * combine.c (try_combine): Stop and undo after the first combination
12485 if an autoincrement side-effect on the first insn has effectively
12488 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12491 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12492 Offset addresses are not valid for Altivec or paired float modes.
12494 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12497 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12498 if DECL_INITIAL (decl) is error_mark_node.
12501 * c-common.c (handle_vector_size_attribute): Only allow
12502 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12503 the same way as pointer, array etc. types.
12504 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12507 * tree.c (build_type_attribute_qual_variant): Call
12508 build_qualified_type if attributes are equal, but quals are not.
12510 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12513 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12514 * flags.h (warn_strict_aliasing): Remove.
12515 (warn_strict_overflow): Remove.
12516 * opts.c (warn_strict_aliasing): Remove.
12517 (warn_strict_overflow): Remove.
12518 * c-opts.c (c_common_handle_option): -Wall only sets
12519 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12520 (c_common_post_options): Give default values to -Wstrict-aliasing
12521 and -Wstrict-overflow if they are uninitialized.
12522 * common.opt (Wstrict-aliasing): Specify Var and Init.
12523 (Wstrict-overflow): Likewise.
12525 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12527 PR rtl-optimization/26854
12528 PR rtl-optimization/34400
12529 PR rtl-optimization/34884
12530 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12532 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12533 (df_rd_bb_info.expanded_lr_out): Deleted
12534 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12535 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12536 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12537 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12538 Removed code to allocate, initialize or free expanded_lr_out.
12539 (df_rd_bb_local_compute_process_def): Restructured to make more
12541 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12542 sets if the sets are being trimmed.
12544 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12547 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12548 (as_vers): Likewise.
12549 * configure: Regenerated.
12551 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12553 PR middle-end/33092
12554 * tree-pass.h (pass_build_alias): New pass.
12555 * tree-ssa-alias.c (gate_build_alias): New.
12556 (pass_build_alias): New.
12557 * passes.c (init_optimization_passes): Add pass_build_alias after
12558 pass_create_structure_vars.
12560 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12562 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12563 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12564 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12565 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12566 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12567 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12568 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12569 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12570 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12571 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12572 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12573 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12574 * config/s390/s390.md (FP_ALL): New mode iterator.
12575 (_d): New mode attribute.
12576 ("*signbit<mode>2>"): Changed mode of first operand.
12577 ("isinf<mode>2"): Changed mode of first operand.
12578 ("*TDC_insn"): Adaptation for DFP modes.
12580 2008-01-22 Ben Elliston <bje@au.ibm.com>
12582 * tree.c (check_qualified_type): Improve function description.
12584 2008-01-21 Jason Merrill <jason@redhat.com>
12587 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12588 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12591 2008-01-21 DJ Delorie <dj@redhat.com>
12593 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12596 2008-01-21 Richard Guenther <rguenther@suse.de>
12598 PR middle-end/34856
12599 * tree-cfg.c (verify_expr): Allow all invariant expressions
12600 instead of just constant class ones as reference argument.
12601 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12602 like any other constant.
12603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12605 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12607 * regmove.c (fixup_match_1): Update call crossed frequencies.
12609 2008-01-21 Richard Guenther <rguenther@suse.de>
12612 * tree-inline.c (setup_one_parameter): Deal with mismatched
12613 types using a VIEW_CONVERT_EXPR.
12615 2008-01-21 Alon Dayan <alond@il.ibm.com>
12616 Olga Golovanevsky <olga@il.ibm.com>
12618 PR tree-optimization/34701
12619 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12620 when the structure size is not a power of 2.
12622 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12624 * doc/install.texi: Add doc for --enable-checking=df.
12626 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12628 PR rtl-optimization/34808
12629 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12631 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12633 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12636 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12638 PR rtl-optimization/26854
12639 PR rtl-optimization/34400
12640 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12642 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12643 (df_rd_bb_info.expanded_lr_out): New.
12644 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12645 * loop_iv.c (iv_analysis_loop_init): Ditto.
12646 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12647 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12648 Added code to allocate, initialize or free expanded_lr_out.
12649 (df_rd_bb_local_compute_process_def): Restructured to make
12650 more understandable.
12651 (df_rd_confluence_n): Add code to do nothing with fake edges and
12652 code to no apply invalidate_by_call sets if the sets are being trimmed.
12653 (df_lr_local_finalize): Renamed to df_lr_finalize.
12654 (df_live_local_finalize): Renamed to df_live_finalize.
12656 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12659 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12660 deciding whether to use reciprocal instructions.
12662 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12664 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12665 dwarf2out_note_section_used if cold_text_section is NULL.
12667 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12669 PR gcov-profile/34610
12670 * tree-cfg.c (make_edges): Mark both outgoing edges from
12671 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12672 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12673 from OMP_FOR and OMP_CONTINUE outgoing edges.
12675 * tree-profile.c (tree_profiling): Return early if
12676 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12678 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12679 from cfun to child_cfun.
12680 * function.h (struct function): Add after_tree_profile bit.
12682 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12684 * config/avr/avr.S (_exit): Disable interrupt.
12686 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12687 Steven Bosscher <stevenb.gcc@gmail.com>
12689 PR rtl-optimization/26854
12690 PR rtl-optimization/34400
12691 * df-problems.c (df_live_scratch): New scratch bitmap.
12692 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12693 (df_live_reset): Clear the proper bitmaps.
12694 (df_live_bb_local_compute): Only process the artificial defs once
12695 since the order is not important.
12696 (df_live_init): Init the df_live sets only with the variables
12697 found live by df_lr.
12698 (df_live_transfer_function): Use the df_lr sets to prune the
12699 df_live sets as they are being computed.
12700 (df_live_free): Free df_live_scratch.
12702 2008-01-18 Ian Lance Taylor <iant@google.com>
12704 * common.opt: Add fmerge-debug-strings.
12705 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12706 flag_merge_debug_strings rather than flag_merge_constants.
12707 * doc/invoke.texi (Option Summary): Mention
12708 -fmerge-debug-strings.
12709 (Debugging Options): Document -fmerge-debug-strings.
12711 2008-01-18 Ian Lance Taylor <iant@google.com>
12714 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12715 (struct tree_function_decl): Add new field operator_new_flag.
12716 * tree-inline.c (expand_call_inline): When inlining a call to
12717 operator new, force the return value to go into a variable, and
12718 set DECL_NO_TBAA_P on that variable.
12719 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12721 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12724 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12725 DWARF2_DEBUGGING_INFO.
12726 (dwarf2out_note_section_used): Ditto. Add prototype.
12727 (have_multiple_function_sections, text_section_used,
12728 cold_text_section_used, *cold_text_sections): Move declarations
12731 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12733 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12734 field and add signal_ra.
12735 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12736 assignments to frame state pc. Move end of stack check after
12737 MD_FALLBACK_FRAME_STATE_FOR.
12738 (uw_update_context_1): Use frame state signal_regs if set, instead
12739 of checking signal_frame flag.
12740 (uw_update_context): Use frame state signal_ra if set.
12741 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12742 * config/xtensa/linux-unwind.h: New file.
12744 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12746 * modulo-sched.c (get_sched_window): Fix comment typo.
12748 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12750 PR tree-optimization/34648
12751 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12753 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12755 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12756 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12758 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12760 PR rtl-optimization/34400
12761 * df-core.c (df_worklist_dataflow_overeager,
12762 df_worklist_dataflow_doublequeue): New functions.
12763 (df_worklist_dataflow): Two different worklist solvers.
12764 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12767 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12770 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12771 and ftree-parallelize-loops.
12773 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12775 PR rtl-optimization/34826
12776 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12778 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12780 * global.c (find_reg): Mark the eh regs as used if necessary.
12781 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12782 * ra.h (struct allocno): no_eh_reg field added. Changed
12783 no_stack_reg type to bitfield.
12785 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12787 * tree.c (substitute_in_expr): Add missing 'break'.
12789 2008-01-17 Richard Guenther <rguenther@suse.de>
12791 PR tree-optimization/34825
12792 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12793 x / x as division to handle.
12795 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12797 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12798 "-pthread" is specified.
12799 * pa-hpux11.h (LIB_SPEC): Likewise.
12801 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12802 Peter Bergner <bergner@vnet.ibm.com>
12804 PR rtl-optimization/33796
12805 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12807 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12809 PR libgfortran/34699
12810 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12812 * pa-hpux10.h (LINK_SPEC): Likewise.
12813 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12815 2008-01-16 Richard Guenther <rguenther@suse.de>
12817 PR middle-end/32628
12818 * fold-const.c (fold_convert_const_int_from_int): Do not
12819 set overflow if that occured only because of a sign extension
12820 change when converting from/to a sizetype with the same
12821 precision and signedness.
12823 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12826 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12827 location address to the correct place. Update copyright year.
12829 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12831 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12832 no dependences in the dependence_relations vector.
12834 2008-01-16 Jan Hubicka <jh@suse.cz>
12836 PR rtl-optimization/31396
12837 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12838 * cfg.c (dump_reg_info): Print it.
12839 * regs.h (struct reg_info_t): add freq_calls_crossed.
12840 (REG_FREQ_CALLS_CROSSED): New macro.
12841 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12842 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12843 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12844 regmove_optimize): Update call crossed frequencies.
12845 * local-alloc.c (struct qty): Add freq_calls_crossed.
12846 (alloc_qty): Copute freq_calls_crossed.
12847 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12848 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12849 * ra.h (struct allocno): Add freq_calls_crossed.
12851 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12853 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12854 libgomp when compiling with ftree-parallelize-loops.
12855 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12857 2008-01-16 Richard Guenther <rguenther@suse.de>
12859 PR tree-optimization/34769
12860 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12861 * tree.c (int_cst_value): Instead make this function more
12862 permissive in what it accepts as valid input. Document this
12863 function always sign-extends the value.
12865 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12866 Richard Guenther <rguenther@suse.de>
12869 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12870 (gimple_fold_indirect_ref_rhs): ... this.
12871 (gimple_fold_indirect_ref): New function with foldings
12872 that preserve lvalueness.
12873 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12874 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12875 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12876 to fold an INDIRECT_REF, fall back to the old use of
12877 fold_indirect_ref_1.
12879 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12881 * tree-data-ref.c (subscript_dependence_tester_1): Call
12882 free_conflict_function.
12883 (compute_self_dependence): Same.
12885 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12888 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12889 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12891 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12892 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12893 for DWARF2_UNWIND_INFO targets.
12895 2008-01-16 Richard Guenther <rguenther@suse.de>
12898 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12899 type qualifiers for function types.
12901 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12903 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12904 loop_iterator li from previous commit.
12906 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12908 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12910 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12912 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12913 (parallelize_loops): Don't parallelize irreducible components.
12915 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12918 * c-opts (c_common_post_options): Do not enable CPP
12919 flag_pedantic_errors by default.
12921 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12923 PR rtl-optimization/31944
12924 * cse.c (remove_pseudo_from_table): New function.
12925 (merge_equiv_classes): Use above function to remove pseudo-registers.
12926 (invalidate): Likewise.
12928 2008-01-13 Richard Guenther <rguenther@suse.de>
12930 PR middle-end/34601
12931 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12932 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12934 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12936 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12937 validate_change to unshare the source of the PC set.
12939 2008-01-12 Jan Hubicka <jh@suse.cz>
12941 PR middle-end/32135
12942 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12943 references above array bounds. This might trigger bounds checks for
12944 pointers to arrays.
12946 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12948 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12949 new_replaceable_dependencies.
12951 2008-01-12 Doug Kwan <dougkwan@google.com>
12953 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12954 instead of OPT_Wreturn_type in warning due to ignored return type
12956 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12957 options included in -Wextra.
12958 * c.opt: New option -Wignored_qualifiers.
12959 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12960 -Wignore_qualifiers.
12961 (-Wignored-qualifiers): Document.
12962 (-Wreturn-type): Remove description of functionality now handled
12963 by -Wignored-qualifiers.
12965 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12968 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12969 NOP_EXPR if it is between integral types with the same precision.
12971 2008-01-12 Jan Hubicka <jh@suse.cz>
12974 * invoke.texi (max-inline-recursive-depth): Fix default value.
12976 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12978 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12981 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12983 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12985 2008-01-11 James E. Wilson <wilson@specifix.com>
12988 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12990 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12992 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12993 save/restore frame pointer register and don't use 'call-prologues'
12994 optimization in function with "OS_task" attribute.
12996 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12998 PR middle-end/31309
12999 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13000 when copying to memory.
13002 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13004 PR rtl-optimization/30905
13005 * cfgcleanup.c: Include dce.h
13006 (crossjumps_occured): New global variable.
13007 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13008 If something changed, set crossjumps_occured to true.
13009 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13010 Don't add/remove fake edges to exit here...
13011 (cleanup_cfg): ...but do it here, when crossjumping.
13012 Run a fast DCE when successful crossjumps occured in the latest
13013 iteration of try_optimize_cfg.
13015 2008-01-11 Richard Guenther <rguenther@suse.de>
13017 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13018 (struct vn_unary_op_s): Likewise.
13019 (vn_reference_insert): Free old reference on hash collision.
13021 2008-01-10 Raksit Ashok <raksit@google.com>
13023 PR rtl-optimization/27971
13024 * combine.c (find_split_point): Split PLUS expressions which are
13025 inside a MEM rtx, and whose first operand is complex.
13027 2008-01-10 DJ Delorie <dj@redhat.com>
13029 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13030 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13031 (m32c_hard_regno_ok): Call the underlying function.
13033 2008-01-10 Richard Guenther <rguenther@suse.de>
13035 PR middle-end/34683
13036 * tree-cfg.c (tree_merge_blocks): Do not go through the
13037 full-blown folding and stmt updating path if we just deal
13038 with virtual operands.
13039 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13040 test for abnormal SSA_NAMEs.
13042 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13044 PR middle-end/34641
13045 * reload.c (push_reload): Add assertions. All constants from
13046 reg_equiv_constant should have been used for replacing the respective
13048 (find_reloads_address): Invoke find_reloads_address_part for
13049 constant taken from the reg_equiv_constant array.
13051 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13053 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13054 field (valnum) the first in the struct. Replace bools with
13057 2008-01-10 Richard Guenther <rguenther@suse.de>
13059 PR tree-optimization/34651
13060 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13061 types and ordering for masking and converting.
13063 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13065 PR tree-optimization/34017
13066 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13067 also for PHI_NODE expressions.
13069 2008-01-09 Jan Hubicka <jh@suse.cz>
13071 PR tree-optimization/34708
13072 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13073 based on number of case labels.
13074 (init_inline_once): Remove switch_cost.
13075 * tree-inline.h (eni_weights_d): Remove switch_cost.
13077 2008-01-09 Richard Guenther <rguenther@suse.de>
13078 Andrew Pinski <andrew_pinski@playstation.sony.com>
13080 PR middle-end/30132
13081 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13082 temporary if an rvalue is ok or an lvalue is not required.
13084 2008-01-09 Richard Guenther <rguenther@suse.de>
13086 PR middle-end/34458
13087 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13088 adjust return type.
13090 2008-01-09 Richard Guenther <rguenther@suse.de>
13092 PR middle-end/34679
13093 * tree.c (host_integerp): Check for sizetype only if the
13094 type is an integer type.
13096 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13099 * opts.c (decode_options): Disable inlining of functions called
13100 once if not in unit-at-a-time mode.
13102 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13104 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13106 2008-01-08 Richard Guenther <rguenther@suse.de>
13108 PR middle-end/31863
13109 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13110 out early if the result will be unused.
13112 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13117 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13118 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13121 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13123 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13124 for vectorization tuned.
13126 2008-01-08 Richard Guenther <rguenther@suse.de>
13128 PR tree-optimization/34683
13129 * tree-ssa-operands.c (operand_build_cmp): Export.
13130 * tree-ssa-operands.h (operand_build_cmp): Declare.
13131 * tree-vn.c (vuses_compare): Remove.
13132 (sort_vuses): Use operand_build_cmp.
13133 (sort_vuses_heap): Likewise.
13134 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13135 to re-use old VEC if available. Do not sort already sorted VUSEs.
13136 (vdefs_to_vec): Do not sort already sorted VDEFs.
13138 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13140 PR middle-end/34694
13141 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13143 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13146 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13147 limitations of reciprocal sequences on x86 targets.
13149 2008-01-08 Richard Guenther <rguenther@suse.de>
13151 PR tree-optimization/34683
13152 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13154 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13157 * config/darwin.c (darwin_mergeable_string_section): Don't use
13158 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13160 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13163 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13164 negxf2. Macroize expander using X87MODEF mode iterator. Change
13165 predicates of op0 and op1 to register_operand.
13166 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13167 expander using X87MODEF mode iterator. Change predicates of
13168 op0 and op1 to register_operand.
13169 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13170 corresponding patterns and macroize using MODEF macro. Change
13171 predicates of op0 and op1 to register_operand and remove
13172 "m" constraint. Disparage "r" alternative with "!".
13173 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13174 macroize using X87MODEF macro. Change predicates of op0 and op1
13175 to register_operand and remove "m" constraint. Disparage "r"
13176 alternative with "!".
13177 (absneg splitter with memory operands): Remove.
13178 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13179 patterns and macroize using X87MODEF mode iterator.
13180 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13181 Change predicate of op1 to register_operand.
13182 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13183 for memory operands.
13185 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13187 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13189 2008-01-07 Richard Guenther <rguenther@suse.de>
13191 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13194 2008-01-07 Richard Guenther <rguenther@suse.de>
13196 PR tree-optimization/34683
13197 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13198 VOPs of the needed size to save memory. Use VEC_quick_push
13199 to save compile-time.
13200 (vdefs_to_vec): Likewise.
13202 2008-01-07 Sa Liu <saliu@de.ibm.com>
13204 * config/spu/spu.md (divdf3): Genetate inline code for double
13205 division. The implementation doesn't handle INF or NAN, therefore it
13206 only applies when -ffinite-math-only is given.
13208 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13211 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13212 * doc/cpp.texi ([Common Predefined Macros]): Document.
13214 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13216 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13217 order to use commutative addition instead of subtraction.
13219 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13220 Mircea Namolaru <namolaru@il.ibm.com>
13221 Vladimir Yanovsky <yanov@il.ibm.com>
13222 Revital Eres <eres@il.ibm.com>
13224 PR tree-optimization/34263
13225 * tree-outof-ssa.c (process_single_block_loop_latch,
13226 contains_tree_r): New functions.
13227 (analyze_edges_for_bb): Call process_single_block_loop_latch
13228 function to empty single-basic-block latch block if possible.
13230 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13232 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13234 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13236 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13238 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13240 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13242 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13244 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13246 PR tree-optimization/34618
13247 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13250 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13253 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13254 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13255 Update copyright year.
13257 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13258 Update copyright year.
13259 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13262 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13264 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13265 edge does not point to current bb before changing need_assert.
13267 2008-01-04 Richard Guenther <rguenther@suse.de>
13269 PR middle-end/34029
13270 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13271 for verifying purposes if they are is_gimple_min_invariant.
13273 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13275 PR tree-optimization/34448
13276 PR tree-optimization/34465
13277 * gimplify.c (gimplify_init_constructor): Add new parameter
13278 notify_temp_creation. Use it.
13279 (gimplify_modify_expr_rhs): Take volatiles into account when
13280 optimizing constructors.
13281 Do not optimize constructors if gimplify_init_constructor will dump to
13283 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13284 * gcc.c-torture/compile/pr34448.c: New.
13286 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13288 PR gcov-profile/34609
13289 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13290 return_slot if result is TREE_ADDRESSABLE.
13292 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13294 * config/mips/mips.md (sqrt_condition): Tweak comment.
13295 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13297 2008-01-03 Tom Tromey <tromey@redhat.com>
13300 * c-common.c (c_type_hash): Handle VLAs.
13302 2008-01-03 Jan Hubicka <jh@suse.cz>
13304 PR tree-optimization/31081
13305 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13306 0 when inlining and not inlining to first basic block.
13307 (remap_decl): When var is initialized to 0, don't set default_def.
13308 (expand_call_inline): Set entry_bb.
13309 * tree-inline.h (copy_body_data): Add entry_bb.
13311 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13314 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13317 PR tree-optimization/29484
13318 * tree-inline.c (inline_forbidden_p_2): New function.
13319 (inline_forbidden_p): Disallow inlining if some static var
13320 has an address of a local LABEL_DECL in its initializer.
13321 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13324 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13326 PR tree-optimization/34635
13327 * tree-data-ref.c (add_other_self_distances): Make sure that the
13328 evolution step is constant.
13330 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13332 PR middle-end/34608
13333 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13335 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13337 * tree-sra.c (scalarize_init): Insert the generate_element_init
13338 statements after the generate_element_zero statements.
13340 2008-01-02 Richard Guenther <rguenther@suse.de>
13342 PR middle-end/34093
13343 PR middle-end/31976
13344 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13345 for very large number of operands instead of ICEing.
13347 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13350 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13351 while stack probing.
13353 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13355 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13358 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13360 PR libmudflap/26442
13361 * tree-mudflap.c (mx_register_decls): Guard warning by
13362 !DECL_ARTIFICIAL check.
13364 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13366 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13367 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13368 sse5_perm<mode>): Fix constraints.