1 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
6 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9 file_name_acquire, output_file_names, add_const_value_attribute,
10 premark_used_types_helper, file_table_eq, file_table_hash,
11 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
16 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
17 gen_reg_rtx, start_sequence, init_emit): Likewise.
18 * et-forest.c (et_new_occ, et_new_tree): Likewise.
19 * except.c (init_eh_for_function, gen_eh_region,
20 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
21 arh_to_landing_pad, arh_to_label, add_action_record,
22 add_call_site, switch_to_exception_section): Likewise.
23 * expmed.c (synth_mult): Likewise.
24 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
25 store_expr): Likewise.
26 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
28 * function.c (assign_stack_temp_for_type,
29 allocate_struct_function, match_asm_constraints_1): Likewise.
30 * gcov-io.c (gcov_allocate): Likewise.
31 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
32 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
33 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
34 record_one_set, insert_expr_in_table, insert_set_in_table,
35 dump_hash_table, compute_hash_table_work, alloc_hash_table,
36 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
37 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
40 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
44 * gcc.c (process_command): Likewise.
45 * genattrtab.c (oballoc): Use XOBNEW.
47 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
48 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
49 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
50 -Wc++-compat and/or -Wcast-qual warnings.
51 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
52 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
53 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
54 gen_presence_absence_set, gen_automaton, gen_regexp_el,
55 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
56 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
57 add_excls, process_presence_absence_names,
58 process_presence_absence_patterns, add_presence_absence,
59 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
60 get_free_state, add_arc, get_free_automata_list_el,
61 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
62 transform_3, cache_presence, create_ainsns, create_automata,
63 create_state_ainsn_table, dfa_insn_code_enlarge,
64 output_trans_func, output_min_issue_delay_func,
65 output_dead_lock_func, output_reset_func,
66 output_get_cpu_unit_code_func, output_dfa_start_func,
67 expand_automata): Likewise.
68 * genextract.c (gen_insn): Likewise.
69 * gengtype-lex.l: Likewise.
70 * gengtype.c (read_input_list, adjust_field_type,
71 process_gc_options): Likewise.
72 * genoutput.c (note_constraint): Likewise.
73 * genpreds.c (mangle, add_constraint): Likewise.
74 * genrecog.c (process_define_predicate, new_decision,
75 add_to_sequence): Likewise.
76 * gensupport.c (record_insn_name): Likewise.
78 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * config/i386/driver-i386.c (detect_caches_amd,
81 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
82 and/or -Wcast-qual warnings.
83 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
84 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
85 gt_pch_save): Likewise.
86 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
87 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
88 * global.c (compute_regsets): Likewise.
89 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
90 finish_graph_dump_file): Likewise.
91 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
92 unlink_bb_notes): Likewise.
93 * integrate.c (get_hard_reg_initial_val): Likewise.
94 * ipa-prop.c (ipa_push_func_to_list): Likewise.
95 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
96 * local-alloc.c (update_equiv_regs): Likewise.
97 * loop-invariant.c (check_invariant_table_size,
98 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
100 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
101 altered_reg_used, mark_altered): Likewise.
102 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
103 insert_var_expansion_initialization,
104 combine_var_copies_in_loop_exit, apply_opt_in_copies,
105 release_var_copies): Likewise.
106 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
107 analyze_matrix_decl, add_allocation_site, analyze_transpose,
108 analyze_accesses_for_phi_node, check_var_notmodified_p,
109 check_allocation_function, find_sites_in_func,
110 record_all_accesses_in_func, transform_access_sites,
111 transform_allocation_sites): Likewise.
112 * omp-low.c (new_omp_region, create_omp_child_function_name,
113 check_omp_nesting_restrictions, check_combined_parallel,
114 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
115 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
116 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
117 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
119 * opts-common.c (prune_options): Likewise.
120 * opts.c (add_input_filename, print_filtered_help,
121 get_option_state): Likewise.
122 * params.c (add_params): Likewise.
123 * passes.c (set_pass_for_id, next_pass_1,
124 do_per_function_toporder, pass_fini_dump_file): Likewise.
125 * postreload.c (reload_cse_simplify_operands): Likewise.
126 * predict.c (tree_predicted_by_p, tree_predict_edge,
127 clear_bb_predictions, combine_predictions_for_bb): Likewise.
129 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
131 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
133 * recog.c (check_asm_operands, validate_change_1): Likewise.
134 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
135 subst_asm_stack_regs): Likewise.
136 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
137 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
138 * regmove.c (reg_is_remote_constant_p): Likewise.
139 * regrename.c (regrename_optimize, scan_rtx_reg,
140 kill_clobbered_value, kill_set_value, kill_autoinc_value):
142 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
143 regstat_compute_calls_crossed): Likewise.
144 * reload1.c (init_reload, new_insn_chain,
145 has_nonexceptional_receiver, reload, copy_reloads,
146 calculate_needs_all_insns, init_elim_table): Likewise.
147 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
148 * rtl.c (shallow_copy_rtx_stat): Likewise.
149 * rtlanal.c (parms_set): Likewise.
150 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
151 sbitmap_resize, sbitmap_vector_alloc): Likewise.
152 * sched-ebb.c (earliest_block_with_similiar_load,
153 add_deps_for_risky_insns): Likewise.
154 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
155 schedule_region): Likewise.
156 * see.c (eq_descriptor_pre_extension,
157 hash_descriptor_pre_extension, hash_del_pre_extension,
158 eq_descriptor_properties, hash_descriptor_properties,
159 hash_del_properties, see_seek_pre_extension_expr,
160 see_initialize_data_structures, see_print_register_properties,
161 see_print_pre_extension_expr, see_delete_merged_def_extension,
162 see_delete_unmerged_def_extension, see_emit_use_extension,
163 see_pre_delete_extension, see_map_extension, see_commit_changes,
164 see_analyze_merged_def_local_prop,
165 see_analyze_merged_def_local_prop,
166 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
167 see_set_prop_merged_def, see_set_prop_unmerged_def,
168 see_set_prop_unmerged_use, see_print_one_extension,
169 see_merge_one_use_extension, see_merge_one_def_extension,
170 see_store_reference_and_extension, see_update_uses_relevancy,
171 see_update_defs_relevancy): Likewise.
172 * statistics.c (hash_statistics_hash, hash_statistics_eq,
173 hash_statistics_free, curr_statistics_hash): Likewise.
174 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
175 expand_asm_operands, expand_return, case_bit_test_cmp,
176 expand_case): Likewise.
177 * stor-layout.c (start_record_layout): Likewise.
178 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
179 gt_pch_save_stringpool): Likewise.
180 * tree-data-ref.c (hash_stmt_vertex_info,
181 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
182 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
184 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/i386.md : Change constraints of HImode and QImode
188 immediate operands from "i" to "n". Change SImode "ni" constraint to
189 "i" and SImode "rmi" constraint to "g". Remove all constraints
190 from const0_operand and const1_operand predicated operands.
191 (i): Change QImode and HImode attribute from "i" to "n".
192 (*subqi_2): Change HImode operands to QImode.
195 2008-06-25 Olivier Hainque <hainque@adacore.com>
197 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
200 2008-06-25 Richard Guenther <rguenther@suse.de>
202 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
203 not overflow the result type.
205 2008-06-25 Richard Guenther <rguenther@suse.de>
207 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
208 (vn_lookup): Likewise.
210 2008-06-25 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/35518
213 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
214 * tree-sra.c (instantiate_element): Use fold_build3 to build
216 (try_instantiate_multiple_fields): Likewise.
218 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
220 * config/rs6000/rs6000.md: Change all string instruction's clobber to
223 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
225 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
226 use_backchain_to_restore_sp to true
227 if the offset of the link register save area would go over the 32k - 1
228 offset limit of the load
231 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
233 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
234 anchor for the type-punning blurb. Cross-reference "Structures
235 unions enumerations and bit-fields implementation". Provide a
236 cast-through-pointer example. Make final sentence self-contained.
237 * doc/implement-c.texi (Structures unions enumerations and
238 bit-fields implementation): Cross-reference the type-punning blurb
239 in the -fstrict-aliasing documentation.
241 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
244 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
245 the memory instead of the memory itself for the save area.
247 2008-06-24 Olivier Hainque <hainque@adacore.com>
248 Nicolas Roche <roche@adacore.com>
250 * gengtype.c (srcdir_len): size_t instead of int.
251 (get_file_realbasename): New function. For F a filename, the real
252 basename of F, with all the path components stripped.
253 (get_file_srcdir_relative_path): New function. For F a filename, the
254 relative path to F from $(srcdir).
255 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
256 get_file_realbasename. Adjust the head comment.
257 (get_prefix_langdir_index): New function. For F a filename, return the
258 lang_dir_names[] relative index of the language directory that is
260 (get_file_langdir): For F a filename, return the name of the language
261 directory where F is located.
262 (get_file_gtfilename): New function. The gt- output file name for an
264 (get_output_file_with_visibility): Replace in-line computations with
265 uses of get_file_gtfilename and get_prefix_langdir_index.
266 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
268 2008-06-24 Jakub Jelinek <jakub@redhat.com>
270 PR tree-optimization/36504
271 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
272 references without base address.
274 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
277 * calls.c (expand_call): Increase alignment for recursive functions.
279 2008-06-23 Anatoly Sokolov <aesok@post.ru>
281 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
282 (TARGET_FUNCTION_VALUE): New define.
283 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
284 * config/avr/avr.h (FUNCTION_VALUE): Remove.
286 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
289 (fmod<mode>3): Ditto.
290 (remainderxf3): Ditto.
291 (remainder<mode>3): Ditto.
293 2008-06-23 Jakub Jelinek <jakub@redhat.com>
296 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
297 REG is a hard register.
299 PR tree-optimization/36508
300 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
301 499, don't check it at all in release compilers.
303 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
306 together with SSE_TARGET_MATH to disable insn pattern.
307 (*fop_<MODEF:mode>_2_i387): Ditto.
308 (*fop_<MODEF:mode>_3_i387): Ditto.
310 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
312 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
314 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
317 * gimplify.c (gimplify_asm_expr): Check the return code of
318 parse_output_constraint call, set function return and is_inout
321 2008-06-22 Ian Lance Taylor <iant@google.com>
323 * c-lex.c (narrowest_unsigned_type): Change itk to int.
324 (narrowest_signed_type): Likewise.
325 * c-typeck.c (c_common_type): Change local variable mclass to enum
327 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
328 tcc_comparison, not the tree code itself.
329 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
330 (c_expand_expr): Cast modifier to enum expand_modifier.
331 * c-common.h (C_RID_CODE): Add casts.
332 (C_SET_RID_CODE): Define.
333 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
334 (c_lex_one_token): Add cast to avoid warning.
335 (c_parser_objc_type_name): Rename local typename to type_name.
336 (check_no_duplicate_clause): Change code parameter to enum
338 (c_parser_omp_var_list_parens): Change kind parameter to enum
340 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
341 c_parser_omp_list_var_parens.
342 (c_parser_omp_threadprivate): Likewise.
343 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
344 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
345 * c-format.c (NO_FMT): Define.
346 (printf_length_specs): Use NO_FMT.
347 (asm_fprintf_length_specs): Likewise.
348 (gcc_diag_length_specs): Likewise.
349 (scanf_length_specs): Likewise.
350 (strfmon_length_specs): Likewise.
351 (gcc_gfc_length_specs): Likewise.
352 (printf_flag_specs): Change 0 to STD_C89.
353 (asm_fprintf_flag_specs): Likewise.
354 (gcc_diag_flag_specs): Likewise.
355 (gcc_cxxdiag_flag_specs): Likewise.
356 (scanf_flag_specs): Likewise.
357 (strftime_flag_specs): Likewise.
358 (strfmon_flag_specs): Likewise.
359 (print_char_table): Likewise.
360 (asm_fprintf_char_table): Likewise.
361 (gcc_diag_char_table): Likewise.
362 (gcc_tdiag_char_table): Likewise.
363 (gcc_cdiag_char_table): Likewise.
364 (gcc_cxxdiag_char_table): Likewise.
365 (gcc_gfc_char_table): Likewise.
366 (scan_char_table): Likewise.
367 (time_char_table): Likewis.
368 (monetary_char_table): Likewise.
369 * c-format.h (BADLEN): Likewise.
371 2008-06-21 Ian Lance Taylor <iant@google.com>
373 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
374 Define END_OF_BASE_TREE_CODES around inclusion.
375 * tree.c (tree_code_type): New global array.
376 (tree_code_length, tree_code_name): Likewise.
377 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
379 (all-tree.def, s-alltree): New targets.
380 (gencheck.h, s-gencheck): Remove.
381 (tree.o): Depend upon all-tree.def.
382 (build/gencheck.o): Remove gencheck.h dependency.
383 (mostlyclean): Don't remove gencheck.h.
384 * c-common.h (enum c_tree_code): Remove.
385 * c-lang.c (tree_code_type): Remove.
386 (tree_code_length, tree_code_name): Remove.
387 * gencheck.c (tree_codes): Include all-tree.def, rather than
388 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
390 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
392 * cp/cp-tree.h (enum cplus_tree_code): Remove.
393 (operator_name_info): Size to MAX_TREE_CODES.
394 (assignment_operator_name_info): Likewise.
395 * cp/cp-lang.c (tree_code_type): Remove.
396 (tree_code_length, tree_code_name): Remove.
397 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
398 (assignment_operator_name_info): Likewise.
399 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
401 * cp/mangle.c (write_expression): Likewise.
402 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
403 * fortran/f95-lang.c (tree_code_type): Remove.
404 (tree_code_length, tree_code_name): Remove.
405 * java/java-tree.h (enum java_tree_code): Remove.
406 * java/lang.c (tree_code_type): Remove.
407 (tree_code_length, tree_code_name): Remove.
408 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
409 * objc/objc-act.h (enum objc_tree_code): Remove.
410 * objc/objc-lang.c (tree_code_type): Remove.
411 (tree_code_length, tree_code_name): Remove.
412 * objcp/objcp-lang.c (tree_code_type): Remove.
413 (tree_code_length, tree_code_name): Remove.
414 * ada/ada-tree.h (enum gnat_tree_code): Remove.
415 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
416 * ada/misc.c (tree_code_type): Remove.
417 (tree_code_length, tree_code_name): Remove.
419 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
421 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
422 the grand_bitmap_obstack.
424 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
426 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
427 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
428 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
429 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
430 move_stmt_r, new_label_mapper): Likewise.
431 * tree-complex.c (cvc_lookup): Likewise.
432 * tree-dfa.c (create_function_ann): Likewise.
433 * tree-dump.c (dump_register): Likewise.
434 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
435 find_phi_replacement_condition): Likewise.
436 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
437 tree_function_versioning): Likewise.
438 * tree-into-ssa.c (cmp_dfsnum): Likewise.
439 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
440 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
441 get_nonlocal_debug_decl, convert_nonlocal_reference,
442 convert_nonlocal_omp_clauses, get_local_debug_decl,
443 convert_local_reference, convert_local_omp_clauses,
444 convert_nl_goto_reference, convert_nl_goto_receiver,
445 convert_tramp_reference, convert_call_expr): Likewise.
446 * tree-outof-ssa.c (contains_tree_r): Likewise.
447 * tree-parloops.c (reduction_phi, initialize_reductions,
448 eliminate_local_variables_1, add_field_for_reduction,
449 add_field_for_name, create_phi_for_local_result,
450 create_call_for_reduction_1, create_loads_for_reductions,
451 create_stores_for_reduction, create_loads_and_stores_for_name):
453 * tree-phinodes.c (allocate_phi_node): Likewise.
454 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
455 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
456 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
457 * tree-ssa-coalesce.c (compare_pairs): Likewise.
458 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
459 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
460 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
461 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
462 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
463 vn_nary_op_insert): Likewise.
464 * tree-ssa.c (redirect_edge_var_map_add,
465 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
466 * tree-vectorizer.c (vectorize_loops): Likewise.
467 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
468 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
469 tree_cons_stat, build1_stat, build_variant_type_copy,
470 decl_init_priority_lookup, decl_fini_priority_lookup,
471 decl_priority_info, decl_restrict_base_lookup,
472 decl_restrict_base_insert, decl_debug_expr_lookup,
473 decl_debug_expr_insert, decl_value_expr_lookup,
474 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
475 type_hash_add, get_file_function_name, tree_check_failed,
476 tree_not_check_failed, tree_range_check_failed,
477 omp_clause_range_check_failed, build_omp_clause,
478 build_vl_exp_stat): Likewise.
479 * value-prof.c (gimple_histogram_value,
480 gimple_duplicate_stmt_histograms): Likewise.
481 * var-tracking.c (attrs_list_insert, attrs_list_copy,
482 unshare_variable, variable_union_info_cmp_pos, variable_union,
483 dataflow_set_different_1, dataflow_set_different_2,
484 vt_find_locations, variable_was_changed, set_variable_part,
485 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
486 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
487 section_entry_hash, object_block_entry_eq,
488 object_block_entry_hash, create_block_symbol,
489 initialize_cold_section_name, default_function_rodata_section,
490 strip_reg_name, set_user_assembler_name, const_desc_eq,
491 build_constant_desc, output_constant_def, lookup_constant_def,
492 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
493 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
494 default_internal_label): Likewise.
495 * varray.c (varray_init, varray_grow): Likewise.
496 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
498 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
501 operators for "test" insn. Macroize insn using SWI mode macro.
502 (*jcc_fused_2): Ditto.
503 (*jcc_fused_3): Macroize insn using SWI mode macro.
504 (*jcc_fused_4): Ditto.
506 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
508 * tree-ssa-pre.c: Fix typo in comment.
509 (init_antic, fini_antic): Add explicit funtions for
510 initializing and deinitializing ANTIC and AVAIL sets.
511 (create_expression_by_pieces): Fix typo in comment.
512 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
513 (execute_pre): Eventually dump details about ANTIC_IN.
515 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
517 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
518 * gcc.c (translate_options, init_spec, store_arg, read_specs,
519 add_to_obstack, file_at_path, find_a_file, execute,
520 add_preprocessor_option, add_assembler_option, add_linker_option,
521 process_command, insert_wrapper, do_option_spec, do_self_spec,
522 spec_path, do_spec_1, is_directory, main, used_arg,
523 getenv_spec_function): Likewise.
524 * tlink.c (symbol_hash_lookup, file_hash_lookup,
525 demangled_hash_lookup, symbol_push, file_push, frob_extension):
528 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
530 * doc/rtl.texi: Updated subreg section.
532 2008-06-19 Jakub Jelinek <jakub@redhat.com>
535 * cgraphunit.c (cgraph_process_new_functions): Don't clear
536 node->needed and node->reachable.
537 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
538 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
539 (expand_task_call): Don't call expand_task_copyfn.
540 (expand_task_copyfn): Renamed to...
541 (finalize_task_copyfn): ... this.
543 2008-06-19 Jan Hubicka <jh@suse.cz>
545 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
546 clobbering framepointer.
548 2008-06-19 Jan Hubicka <jh@suse.cz>
550 * tree-optimize.c (execute_early_local_optimizations): Set
551 cgraph_state only at first invocation.
553 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
555 * system.h (-Wc++-compat): Activate as a warning, no an error.
557 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
560 instead of "#" in insn asm template.
561 (*jcc_fused_2): Ditto.
563 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.h (ix86_tune_indices)
566 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
567 (TARGET_FUSE_CMP_AND_BRANCH): New define.
568 * config/i386/i386.md (*jcc_fused_1): New insn pattern
569 (*jcc_fused_2): Ditto.
570 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
571 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
572 (print operand): Handle 'E' and 'e' code.
574 2008-06-19 Anatoly Sokolov <aesok@post.ru>
576 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
578 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
580 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
582 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
584 (cgraph_expand_function): Use local copy of decl.
585 (cgraph_expand_all_functions): Remove redundant initialization of
587 (cgraph_optimize): Reword internal_error message.
589 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
591 * arm-protos.h (arm_return_in_memory): Remove public
592 arm_return_in_memory() prototype.
593 * arm.c (arm_return_in_memory): Add static prototype, add target
594 hook macro, change definition and comments.
595 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
597 2008-06-19 Ben Elliston <bje@au.ibm.com>
599 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
600 real.c: Remove references to IEEE 754R.
601 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
602 * doc/libgcc.texi (Decimal float library routines): Likewise.
604 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
606 * targhooks.h (struct gcc_target): New member unwind_word_mode.
607 (default_unwind_word_mode): Add prototype.
608 * targhooks.c (default_unwind_word_mode): New function.
609 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
610 instead of word_mode.
611 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
612 (TARGET_INITIALIZER): Use it.
614 * c-common.c (handle_mode_attribute): Support "unwind_word"
616 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
618 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
619 word_mode to access SjLj_Function_Context member "data".
620 (sjlj_emit_dispatch_table): Likewise. Also, perform type
621 conversion from targetm.eh_return_filter_mode () to
622 targetm.unwind_word_mode () if they differ.
624 * builtin-types.def (BT_UNWINDWORD): New primitive type.
625 (BT_FN_UNWINDWORD_PTR): New function type.
626 (BT_FN_WORD_PTR): Remove.
627 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
628 * except.c (expand_builtin_extend_pointer): Convert pointer to
629 targetm.unwind_word_mode () instead of word_mode.
631 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
632 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
633 (spu_unwind_word_mode): New function.
634 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
635 (TARGET_UNWIND_WORD_MODE): Define.
636 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
638 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
640 * config/spu/spu.c (reg_align): Remove.
641 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
642 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
643 (spu_split_store): Likewise.
645 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
647 * gcc/tree-vn.c: Fix typo in comment.
649 2008-06-18 Jan Hubicka <jh@suse.cz>
651 * cgraphunit.c (cgraph_optimize): Output debug info when doing
652 toplevel reorder too.
654 2008-06-18 Jan Hubicka <jh@suse.cz>
656 * c-opts.c (c_common_post_options): PCH is not compatible with
658 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
659 -fno-toplevel-reorder by default now.
661 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
663 PR documentation/30739
664 * doc/install.texi (Prerequisites): Document dependency on awk.
666 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
667 Ian Lance Taylor <iant@google.com>
669 PR rtl-optimization/35604
670 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
671 only want to change jump destinations, not eventual label comparisons.
673 2008-06-16 Jan Hubicka <jh@suse.cz>
675 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
677 (cgraph_analyze_function): Likewise.
679 2008-06-16 Jan Hubicka <jh@suse.cz>
681 * cgraph.h (cgraph_mark_if_needed): New function.
682 * cgraphunit.c (cgraph_mark_if_needed): New function.
683 * c-decl.c (duplicate_decl): Use it.
685 2008-06-16 Jan Hubicka <jh@suse.cz>
687 * cgraph.c (cgraph_add_new_function): When in expansion state, do
690 2008-06-16 Jan Hubicka <jh@suse.cz>
692 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
694 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
695 Kazu Hirata <kazu@codesourcery.com>
696 Maxim Kuvyrkov <maxim@codesourcery.com
698 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
699 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
700 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
701 EXTRA_SPEC_FUNCTIONS.
702 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
703 (DRIVER_SELF_SPECS): Adjust.
704 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
705 * config/mips/st.h, config/mips/t-st: New.
706 * config/mips/driver-native.c, config/mips/x-native: New.
707 * doc/invoke.texi (MIPS): Document 'native' value for -march and
710 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
712 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
714 (ISA_HAS_FP_CONDMOVE): New macro.
715 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
716 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
717 (ISA_HAS_NMADD3_NMSUB3): New macro.
718 * config/mips/mips.c (mips_rtx_costs): Update.
719 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
720 compiling for ST Loongson 2E/2F.
721 (madd<mode>): Rename to madd4<mode>. Update.
722 (madd3<mode>): New pattern.
723 (msub<mode>): Rename to msub4<mode>. Update.
724 (msub3<mode>): New pattern.
725 (nmadd<mode>): Rename to nmadd4<mode>. Update.
726 (nmadd3<mode>): New pattern.
727 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
728 (nmadd3<mode>_fastmath): New pattern.
729 (nmsub<mode>): Rename to nmsub4<mode>. Update.
730 (nmsub3<mode>): New pattern.
731 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
732 (nmsub3<mode>_fastmath): New pattern.
733 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
735 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
737 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
738 (DF_REF_INSN_INFO): New.
739 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
740 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
741 with a NULL DF_REF_INSN_INFO.
742 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
744 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
745 DF_INSN_INFO_EQ_USES): New.
746 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
747 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
748 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
749 * df-core.c: Update comment for above changes.
750 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
751 DF_INSN_UID_* macros.
752 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
753 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
754 insn rtx. Update all callers.
755 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
756 df_ref_create_structure, df_insn_refs_collect): Likewise.
757 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
758 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
759 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
760 macros to access the insn refs.
761 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
762 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
763 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
764 for accessing the refs.
765 (try_fwprop_subst): Likewise.
766 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
767 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
768 for accessing the refs.
769 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
770 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
771 to look at the insn refs.
772 (record_uses): Likewise.
773 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
775 (mark_artificial_uses): Don't mark_insn for artificial refs.
776 (mark_reg_rependencies): Likewise.
778 * doc/rtl.texi: Remove documentation of ADDRESSOF.
780 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
782 * configure: Regenerate.
784 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
786 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
787 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
788 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
790 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
792 * config/avr/avr.c (avr_mcu_t): Add attiny167.
793 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
794 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
796 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
798 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
799 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
800 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
802 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
804 * tree-ssa-sccvn.c: Fix format of comments.
806 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
808 * cgraph.c: Remove unneeded forward declarations of eq_node()
811 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
813 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
815 (see_update_relevancy): Likewise.
816 * fwprop.c (try_fwprop_subst): Likewise.
817 * rtlanal.c (noop_move_p): Likewise.
818 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
819 notes to non-existing libcall blocks.
820 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
822 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
823 (dead_libcall_p): Remove.
824 (delete_trivially_dead_insns): Don't use it.
825 * web.c (union_defs): Remove comment about keeping nops.
826 * gcse.c (hash_scan_insn): Don't take libcall pointers.
827 (compute_hash_table_work): Don't track libcall notes.
828 (do_local_cprop): Don't take libcall pointers. Don't update
830 (adjust_libcall_notes): Deleted.
831 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
832 ever have existed in the first place).
833 (replace_store_insn): Don't try to remove libcall notes.
834 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
835 (resolve_reg_notes): Don't call them.
836 (resolve_simple_move): Likewise.
837 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
838 Don't remove REG_RETVAL notes.
839 * emit-rtl.c (try_split): Don't update libcall notes.
840 (emit_copy_of_insn_after): Dito.
841 * cselib.c (cselib_current_insn_in_libcall): Remove.
842 (cselib_process_insn): Don't set/clear it.
843 (new_elt_loc_list): Don't record it.
844 (cselib_init): Don't initialize it.
845 * cselib.c (struct elt_loc_list): Remove in_libcall field.
846 * loop-invariant.c (find_invariant_insn): Don't look for libcall
848 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
849 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
850 (init_deps): Don't initialize it.
851 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
852 * combine.c (delete_noop_moves): Don't update libcall notes.
853 (can_combine_p): Remove now pointless #if 0 block.
854 (try_combine): Remove another obsolete #if 0 block.
855 (distribute_notes): Don't distribute libcall notes.
856 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
857 * dce.c (libcall_dead_p): Remove.
858 (delete_unmarked_insns): Don't handle libcall blocks.
859 (preserve_libcall_for_dce): Remove.
860 (prescan_insns_for_dce): Don't special-case libcall block insns.
861 * reload1 (reload): Don't handle libcall notes.
862 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
865 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
867 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
868 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
869 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
871 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
873 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
874 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
875 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
877 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
879 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
881 2008-06-16 Ira Rosen <irar@il.ibm.com>
883 PR tree-optimization/36493
884 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
885 the arguments list. Use VECTYPE to create vector pointer.
886 (vectorizable_store): Fail if accesses through a pointer to vectype
887 do not alias the original memory reference operands.
888 Call vect_create_data_ref_ptr without the removed argument.
889 (vectorizable_load): Likewise.
890 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
893 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
896 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
899 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
901 * config/mips/loongson2ef.md: New file.
902 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
903 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
904 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
905 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
906 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
908 (loongson2ef.md): New include.
909 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
910 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
911 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
912 (loongson_gt_<mode>, loongson_extract_halfword)
913 (loongson_insert_halfword_0, loongson_insert_halfword_2)
914 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
915 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
916 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
917 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
918 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
919 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
920 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
921 (vec_interleave_low<mode>): Define type attribute.
922 * config/mips/mips.c (mips_ls2): New static variable.
923 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
924 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
925 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
926 Implement target scheduling hooks.
927 (mips_multipass_dfa_lookahead): Update to handle tuning for
929 (mips_sched_init): Initialize data for Loongson scheduling.
930 (mips_ls2_variable_issue): New static function.
931 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
933 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
934 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
935 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
936 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
937 Handle ST Loongson 2E/2F cores.
938 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
940 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
942 * omp-low.c (extract_omp_for_data): Fix comment typo.
945 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
947 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
948 FIXME note about gcc/config.guess.
949 * doc/options.texi (Option file format): Remove non-ASCII bytes.
950 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
951 * doc/cppopts.texi: Likewise.
952 * doc/extend.texi: Likewise.
953 * doc/gcc.texi: Likewise.
954 * doc/gccint.texi: Likewise.
955 * doc/gcov.texi: Likewise.
956 * doc/gty.texi: Likewise.
957 * doc/hostconfig.texi: Likewise.
958 * doc/install.texi: Likewise.
959 * doc/invoke.texi: Likewise.
960 * doc/loop.texi: Likewise.
961 * doc/makefile.texi: Likewise.
962 * doc/md.texi: Likewise.
963 * doc/passes.texi: Likewise.
964 * doc/tm.texi: Likewise.
965 * doc/tree-ssa.texi: Likewise.
966 * doc/trouble.texi: Likewise.
968 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
969 Nathan Sidwell <nathan@codesourcery.com>
970 Maxim Kuvyrkov <maxim@codesourcery.com>
971 Richard Sandiford <rdsandiford@googlemail.com>
973 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
974 * config/mips/mips-protos.h (mips_expand_vector_init): New.
975 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
977 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
978 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
979 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
981 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
982 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
983 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
984 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
985 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
986 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
987 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
988 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
989 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
990 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
991 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
992 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
993 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
994 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
995 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
996 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
997 (mips_builtins): Add Loongson builtins.
998 (mips_loongson_2ef_bdesc): New.
999 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1000 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1001 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1002 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1004 (mips_expand_vector_init): New.
1005 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1006 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1008 * config/mips/mips.md: Add unspec numbers for Loongson
1009 builtins. Include loongson.md.
1010 (MOVE64): Include Loongson vector modes.
1011 (SPLITF): Include Loongson vector modes.
1012 (HALFMODE): Handle Loongson vector modes.
1013 * config/mips/loongson.md: New.
1014 * config/mips/loongson.h: New.
1015 * config.gcc: Add loongson.h header for mips*-*-* targets.
1016 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1018 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1020 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1021 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1022 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1023 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1024 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1025 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1026 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1027 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1028 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1029 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1030 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1031 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1032 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1033 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1034 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1035 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1036 Remove use_fixproto=yes.
1037 (ia64*-*-hpux*): Remove comment about using fixproto.
1038 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1040 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1042 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1044 * configure: Regenerate.
1046 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1049 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1050 before evaluating it.
1052 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1055 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1056 nested inline functions.
1057 (start_decl, start_function): Don't invert DECL_EXTERNAL
1058 for nested inline functions.
1060 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1062 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1063 splits that must be made for correctness.
1065 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1067 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1068 (AVAIL_NON_MIPS16): Likewise.
1069 (mips_builtin_description): Replace target_flags with a predicate.
1070 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1071 (dspr2_32): New availability predicates.
1072 (MIPS_BUILTIN): New macro.
1073 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1074 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1075 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1076 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1077 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1078 (mips_dsp_32only_bdesc): Merge into...
1079 (mips_builtins): ...this new array.
1080 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1081 (mips_init_builtins): Update after above changes.
1082 (mips_expand_builtin_1): Merge into...
1083 (mips_expand_builtin): ...here and update after above changes.
1085 2008-06-12 Paul Brook <paul@codesourcery.com>
1087 * longlong.h (__arm__): Define count_leading_zeros.
1088 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1089 (clzsi2, clzdi2): New functions.
1090 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1091 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1092 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1093 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1094 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1095 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1096 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1097 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1098 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1099 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1101 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1103 * config/m68k/m68k.c (m68k_tune_flags): New.
1104 (override_options): Compute m68k_tune_flags.
1105 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1106 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1108 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1111 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1113 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1115 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1116 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1118 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1120 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1121 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1123 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1126 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1129 2008-06-12 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/36345
1132 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1133 add memory_tag_needed flag.
1134 (may_alias_p): Declare.
1135 * tree-ssa-alias.c (may_alias_p): Export.
1136 (set_initial_properties): Use memory_tag_needed flag.
1137 (update_reference_counts): Likewise.
1138 (reset_alias_info): Reset memory_tag_needed flag.
1139 (create_name_tags): Check memory_tag_needed flag.
1140 (dump_points_to_info_for): Dump it.
1141 * tree-ssa-structalias.c (struct variable_info): Remove
1142 directly_dereferenced flag.
1143 (new_var_info): Do not initialize it.
1144 (process_constraint_1): Do not set it.
1145 (update_alias_info): Set is_dereferenced flag.
1146 (set_uids_in_ptset): Use may_alias_p.
1147 (set_used_smts): Check memory_tag_needed flag.
1148 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1149 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1150 memory_tag_needed flag.
1151 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1154 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1156 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1157 red zone for w64 abi.
1158 (ix86_expand_prologue): Likewise.
1159 (ix86_force_to_memory): Likewise.
1160 (ix86_free_from_memory): Likewise.
1162 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1165 * config/rs6000/rs6000.c (rs6000_override_options): Set
1166 rs6000_isel conditionally to the absence of comand line override.
1167 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1168 Remove duplicate rs6000_isel setting.
1169 * config/rs6000/eabispe.h: Ditto.
1171 2008-06-11 Richard Guenther <rguenther@suse.de>
1173 * alias.c (get_alias_set): Use the element alias-set for arrays.
1174 (record_component_aliases): For arrays and vectors do nothing.
1175 * c-common.c (strict_aliasing_warning): Handle the cases
1176 of alias set zero explicitly.
1177 * Makefile.in (dfp.o-warn): Add -Wno-error.
1179 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1181 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1183 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1184 tune_32 tune_64 to supported_defaults. Allow values not
1185 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1186 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1187 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1188 with_cpu_64 to generic for 64-bit-supporting configurations, not
1189 with_cpu. Remove FIXMEs.
1190 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1191 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1192 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1193 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1194 arch_32 and arch_64.
1196 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1197 Olivier Hainque <hainque@adacore.com>
1199 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1200 Use DECL_SIZE_UNIT to retrieve the size of the field.
1202 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1204 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1205 with function calls after declarations. Lay out
1206 neon_float_type_node before further use.
1208 2008-06-11 Richard Guenther <rguenther@suse.de>
1210 * tree-flow.h (may_point_to_global_var): Declare.
1211 * tree-ssa-alias.c (may_point_to_global_var): New function.
1212 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1214 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1216 * configure.ac: Teach that fido supports .debug_line.
1217 * configure: Regenerate.
1219 2008-06-10 Tom Tromey <tromey@redhat.com>
1221 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1224 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1226 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1227 (encode_decimal64, decode_decimal64, encode_decimal128,
1228 decode_decimal128): Reverse order of 32-bit parts of value if host
1229 and target endianness differ.
1231 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1233 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1234 Avoid division by 0.
1235 (tree_mod_pow2_value_transform): Likewise.
1236 (tree_ic_transform): Likewise.
1237 (tree_stringops_transform): Likewise.
1238 (tree_mod_subtract_transform): Likewise.
1239 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1240 (copy_edges_for_bb): Likewise.
1241 (initialize_cfun): Likewise.
1243 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1245 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1246 nonmemory_operand. Add "N" operand constraint.
1248 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1249 (*jcc_btsi_mask): Ditto.
1250 (*jcc_btsi_mask_1): Ditto.
1252 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1254 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1255 TYPE_CANONICAL for copied element type.
1257 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1261 Add m_CORE2 and m_GENERIC.
1262 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1263 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1265 (*jcc_btdi_rex64): New instruction and split pattern.
1267 (*jcc_btsi_1): Ditto.
1268 (*btsq): Fix Intel asm dialect operand order.
1272 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1275 * simplify-rtx.c (simplify_subreg): Add check for shift count
1278 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1280 * doc/md.texi: Synchronize with later constraints.md change.
1281 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1282 with a C implementation.
1283 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1285 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1286 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1287 when moving to and from MD_REGNUM.
1288 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1289 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1290 Handle byte and halfword moves.
1291 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1293 * config/mips/constraints.md (h): Turn into NO_REGS.
1294 (l, x): Update documentation.
1295 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1296 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1297 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1298 (HILO): New mode iterator.
1300 (any_div): New code iterator.
1301 (u): Extend code attribute to div and udiv.
1302 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1303 d_operand in the splitters. Remove redundant CONST_INT checks.
1304 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1305 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1306 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1307 accordingly, using normal moves instead of unspecs to move LO into
1308 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1309 (<u>mulsidi3): Handle expansion in C code.
1310 (<u>mulsidi3_32bit_internal): Rename to...
1311 (<u>mulsidi3_32bit): ...this.
1312 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1313 (*<u>mulsidi3_64bit): Rename to...
1314 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1315 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1316 to set LO and HI to the multiplication result. Use a normal move
1317 for MFLO and an unspec for MFHI.
1318 (*<u>mulsidi3_64bit_parts): Replace with...
1319 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1320 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1321 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1322 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1323 instead of HI. Split the instruction into a separate multiplication
1324 and MFHI if !TARGET_FIX_R4000.
1325 (<su>muldi3_highpart): Likewise.
1326 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1327 and the "=h" clobber.
1328 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1329 (<u>mulditi3): New expander.
1330 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1331 (madsi): Remove "=h" clobber.
1332 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1333 Force the modulus result to be a GPR and split the instruction into
1334 a division followed by an MFHI after reload.
1335 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1336 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1337 the MIPS16 HIGH define_split.
1338 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1339 of acc<->gpr moves to "multi".
1340 (*movdi_64bit): Replace the single "x" alternative with
1341 alternatives for moving into and out of "a".
1342 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1343 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1344 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1345 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1346 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1347 (movti): New expander.
1348 (*movti, *movti_mips16): New insns.
1349 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1350 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1351 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1352 * config/mips/predicates.md (fpr_operand): Delete.
1353 (d_operand): New predicate.
1355 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1357 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1358 failure on some Bourne shells.
1359 (x86_64-*-*): Ditto.
1361 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1363 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1365 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1367 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1368 (sparc-sun-solaris2*): Likewise.
1370 2008-06-09 Arnaud Charlet <charlet@adacore.com
1372 * doc/install.texi: Update requirements to build the Ada compiler.
1374 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1376 * df-scan.c (struct df_scan_problem_data): Remove the
1377 mw_link_pool alloc pool.
1378 (df_scan_free_internal): Don't free it.
1379 (df_scan_alloc): Don't allocate it.
1380 * df.h (struct df_link): Update comment.
1382 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1384 * except.h: Correct checks for when SJLJ exceptions must be used.
1386 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1388 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1391 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1393 PR tree-optimization/36218
1394 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1395 configure for the build system.
1396 (BUILD_LDFLAGS): Define.
1397 * configure: Regenerate.
1398 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1400 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1403 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1404 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1405 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1407 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1409 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1411 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1413 * config.gcc (Obsolete configurations): Remove list of
1415 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1416 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1417 targets matched by those patterns.
1418 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1419 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1420 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1421 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1422 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1423 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1424 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1425 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1426 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1427 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1428 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1429 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1430 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1431 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1432 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1433 Make code for Solaris 7 and greater unconditional for Solaris.
1434 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1435 Remove --with-* handling.
1436 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1437 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1438 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1439 LINK_OS_WINDISS_SPEC): Remove.
1440 * config/rs6000/sysv4.opt (mwindiss): Remove.
1441 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1442 * configure: Regenerate.
1443 * doc/cpp.texi: Don't mention BeOS.
1444 * doc/extend.texi (interrupt): Don't mention MS1.
1445 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1446 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1447 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1448 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1449 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1451 * doc/invoke.texi (MT Options): Remove.
1452 (-mwindiss): Remove.
1453 (CRIS Options): Remove cris-axis-aout references.
1454 (HPPA Options): Don't mention hppa1.1-*-pro.
1455 * doc/md.texi: (MorphoTech family): Remove.
1456 * libgcc2.c: Don't handle UWIN.
1457 * config/alpha/t-unicosmk: Remove.
1458 * config/alpha/unicosmk.h: Remove.
1459 * config/arm/kaos-arm.h: Remove.
1460 * config/arm/kaos-strongarm.h: Remove.
1461 * config/arm/strongarm-coff.h: Remove.
1462 * config/arm/strongarm-elf.h: Remove.
1463 * config/arm/strongarm-pe.h: Remove.
1464 * config/arm/t-strongarm-pe: Remove.
1465 * config/arm/t-xscale-coff: Remove.
1466 * config/arm/t-xscale-elf: Remove.
1467 * config/arm/xscale-coff.h: Remove.
1468 * config/arm/xscale-elf.h: Remove.
1469 * config/chorus.h: Remove.
1470 * config/cris/aout.h: Remove.
1471 * config/cris/aout.opt: Remove.
1472 * config/cris/t-aout: Remove.
1473 * config/i386/beos-elf.h: Remove.
1474 * config/i386/kaos-i386.h: Remove.
1475 * config/i386/ptx4-i.h: Remove.
1476 * config/i386/sco5.h: Remove.
1477 * config/i386/sco5.opt: Remove.
1478 * config/i386/sysv4-cpp.h: Remove.
1479 * config/i386/sysv5.h: Remove.
1480 * config/i386/t-beos: Remove.
1481 * config/i386/t-sco5: Remove.
1482 * config/i386/t-uwin: Remove.
1483 * config/i386/uwin.asm: Remove.
1484 * config/i386/uwin.h: Remove.
1485 * config/kaos.h: Remove.
1486 * config/mips/windiss.h: Remove.
1487 * config/mt: Remove directory.
1488 * config/pa/pa-osf.h: Remove.
1489 * config/pa/pa-pro-end.h: Remove.
1490 * config/pa/t-pro: Remove.
1491 * config/ptx4.h: Remove.
1492 * config/rs6000/beos.h: Remove.
1493 * config/rs6000/kaos-ppc.h: Remove.
1494 * config/rs6000/t-beos: Remove.
1495 * config/rs6000/windiss.h: Remove.
1496 * config/sh/kaos-sh.h: Remove.
1497 * config/sol2-6.h: Remove.
1498 * config/sparc/sol26-sld.h: Remove.
1499 * config/sparc/sysv4-only.h: Remove.
1500 * config/vax/bsd.h: Remove.
1501 * config/vax/t-memfuncs: Remove.
1502 * config/vax/ultrix.h: Remove.
1503 * config/vax/vaxv.h: Remove.
1504 * config/windiss.h: Remove.
1506 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1508 PR rtl-optimization/36438
1509 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1510 for vector shifts with constant scalar shift operands.
1512 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1514 * doc/invoke.texi: Document -march=xlr.
1515 * config/mips/xlr.md: New file.
1516 * config/mips/mips.md: Include it.
1518 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1519 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1520 (mips_rtx_cost_data): Likewise.
1522 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1524 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1525 PRE_INC and PRE_DEC cases.
1527 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1529 PR rtl-optimization/36419
1530 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1531 the emitting jump insn.
1534 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1535 is not bool, boolify the whole *expr_p and convert to the desired type.
1537 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1539 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1540 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1541 Add omp_private_outer_ref hook, add another argument to
1542 omp_clause_default_ctor hook.
1543 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1544 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1545 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1546 hook_tree_tree_tree_tree_null.
1547 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1548 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1549 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1550 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1551 * tree.def (OMP_TASK): New tree code.
1552 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1553 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1554 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1555 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1556 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1557 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1558 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1559 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1560 (OMP_DIRECTIVE_P): Add OMP_TASK.
1561 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1562 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1563 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1564 and OMP_CLAUSE_UNTIED entries.
1565 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1567 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1568 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1569 * tree-pretty-print.c (dump_omp_clause): Handle
1570 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1571 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1572 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1573 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1574 warning about unsigned iterators. Change decl/init/cond/incr
1575 arguments to TREE_VECs, check arguments for all collapsed loops.
1576 (c_finish_omp_taskwait): New function.
1577 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1579 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1580 default_function_array_conversion on init. Add par_clauses argument.
1581 If decl is present in parallel's lastprivate clause, change it to
1582 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1583 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1584 collapse count in clauses.
1585 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1586 c_parser_omp_for_loop callers.
1587 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1588 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1589 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1590 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1592 (c_parser_omp_clause_schedule): Handle schedule(auto).
1593 Include correct location in the error message.
1594 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1595 and PRAGMA_OMP_CLAUSE_UNTIED.
1596 (OMP_TASK_CLAUSE_MASK): Define.
1597 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1598 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1599 * tree-nested.c (convert_nonlocal_omp_clauses,
1600 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1601 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1602 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1603 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1605 (conver_nonlocal_reference, convert_local_reference,
1606 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1607 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1608 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1609 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1610 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1611 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1612 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1613 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1614 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1616 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1617 * c-common.h (c_finish_omp_taskwait): New prototype.
1618 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1619 * tree-parloops.c (create_parallel_loop): Create 1 entry
1620 vectors for OMP_FOR_{INIT,COND,INCR}.
1621 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1622 (make_edges): Handle OMP_TASK.
1623 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1624 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1625 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1626 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1627 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1628 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1629 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1630 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1631 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1632 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1633 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1634 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1635 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1636 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1637 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1638 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1639 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1640 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1641 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1642 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1643 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1645 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1646 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1647 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1648 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1649 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1650 original iterator is present in lastprivate clause or if
1651 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1652 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1653 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1654 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1655 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1656 if it is set, lookup var in outer contexts too. Handle
1657 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1658 to be implicitly determined firstprivate for task regions.
1659 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1660 if it is set, lookup var in outer contexts too. Set
1661 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1662 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1663 OMP_CLAUSE_UNTIED. Take region_type as last argument
1664 instead of in_parallel and in_combined_parallel.
1665 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1667 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1668 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1669 (new_omp_context): Set default_kind to
1670 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1671 (omp_region_type): New enum.
1672 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1673 fields, add region_type.
1674 (new_omp_context): Take region_type as argument instead of is_parallel
1675 and is_combined_parallel.
1676 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1677 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1678 ctx->is_combined_parallel checks.
1679 (gimplify_omp_task): New function.
1680 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1682 * omp-low.c (extract_omp_for_data): Use schedule(static)
1683 for schedule(auto). Handle pointer and unsigned iterators.
1684 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1685 Add loops argument. Extract data for collapsed OMP_FOR loops.
1686 (expand_parallel_call): Assert sched_kind isn't auto,
1687 map runtime schedule to index 3.
1688 (struct omp_for_data_loop): New type.
1689 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1690 Add loop, loops, collapse and iter_type fields.
1691 (workshare_safe_to_combine_p): Disallow combined for if
1692 iter_type is unsigned long long. Don't combine collapse > 1 loops
1693 unless all bounds and steps are constant. Adjust extract_omp_for_data
1695 (expand_omp_for_generic): Handle pointer, unsigned and long long
1696 iterators. Handle collapsed OMP_FOR loops. Adjust
1697 for struct omp_for_data changes. If libgomp function doesn't return
1698 boolean_type_node, add comparison of the return value with 0.
1699 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1700 pointer, unsigned and long long iterators. Adjust for struct
1701 omp_for_data changes.
1702 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1703 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1704 unsigned long long. Allocate loops array, pass it to
1705 extract_omp_for_data. For collapse > 1 loops use always
1706 expand_omp_for_generic.
1707 (omp_context): Add sfield_map and srecord_type fields.
1708 (is_task_ctx, lookup_sfield): New functions.
1709 (use_pointer_for_field): Use is_task_ctx helper. Change first
1710 argument's type from const_tree to tree. Clarify comment.
1711 In OMP_TASK disallow copy-in/out sharing.
1712 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1713 (install_var_field): Add mask argument. Populate both record_type
1714 and srecord_type if needed.
1715 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1717 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1718 and DECL_FIELD_OFFSET.
1719 (scan_sharing_clauses): Adjust install_var_field callers. For
1720 firstprivate clauses on explicit tasks allocate the var by value in
1721 record_type unconditionally, rather than by reference.
1722 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1723 Use is_taskreg_ctx instead of is_parallel_ctx.
1724 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1725 (create_omp_child_function_name): Add task_copy argument, use
1726 *_omp_cpyfn* names if it is true.
1727 (create_omp_child_function): Add task_copy argument, if true create
1728 *_omp_cpyfn* helper function.
1729 (scan_omp_parallel): Adjust create_omp_child_function callers.
1730 Rename parallel_nesting_level to taskreg_nesting_level.
1731 (scan_omp_task): New function.
1732 (lower_rec_input_clauses): Don't run constructors for firstprivate
1733 explicit task vars which are initialized by *_omp_cpyfn*.
1734 Pass outer var ref to omp_clause_default_ctor hook if
1735 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1736 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1737 OMP_CLAUSE_REDUCTION_INIT.
1738 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1739 avoid duplicate setting of fields. Handle
1740 OMP_CLAUSE_PRIVATE_OUTER_REF.
1741 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1742 copy-out if TREE_READONLY, only copy-in.
1743 (expand_task_copyfn): New function.
1744 (expand_task_call): New function.
1745 (struct omp_taskcopy_context): New type.
1746 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1748 (lower_omp_parallel): Rename to...
1749 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1750 Call create_task_copyfn if srecord_type is needed. Adjust
1752 (task_shared_vars): New variable.
1753 (check_omp_nesting_restrictions): Warn if work-sharing,
1754 barrier, master or ordered region is closely nested inside OMP_TASK.
1755 Add warnings for barrier if closely nested inside of work-sharing,
1756 ordered, or master region.
1757 (scan_omp_1): Call check_omp_nesting_restrictions even for
1758 GOMP_barrier calls. Rename parallel_nesting_level to
1759 taskreg_nesting_level. Handle OMP_TASK.
1760 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1761 work-sharing construct, continue looking for them on parent parallel
1763 (lower_omp_for_lastprivate): Add lastprivate clauses
1764 to the beginning of dlist rather than end. Adjust for struct
1765 omp_for_data changes.
1766 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1767 not after it. Handle collapsed OMP_FOR loops, adjust for
1768 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1769 (get_ws_args_for): Adjust extract_omp_for_data caller.
1770 (scan_omp_for): Handle collapsed OMP_FOR
1771 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1772 (lower_omp_single_simple): If libgomp function doesn't return
1773 boolean_type_node, add comparison of the return value with 0.
1774 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1775 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1776 (parallel_nesting_level): Rename to...
1777 (taskreg_nesting_level): ... this.
1778 (is_taskreg_ctx): New function.
1779 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1781 (execute_lower_omp): Rename parallel_nesting_level to
1782 taskreg_nesting_level.
1783 (expand_omp_parallel): Rename to...
1784 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1785 Call omp_task_call for OMP_TASK regions.
1786 (expand_omp): Adjust caller, handle OMP_TASK.
1787 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1789 * bitmap.c (bitmap_default_obstack_depth): New variable.
1790 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1791 if argument is NULL and bitmap_default_obstack is already initialized.
1792 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1794 * matrix-reorg.c (matrix_reorg): Likewise.
1796 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.md (*indirect_jump): Macroize using P
1799 mode iterator. Remove !TARGET_64BIT from insn constraints.
1800 (*tablejump_1): Ditto.
1801 (*indirect_jump_rex64): Remove insn pattern.
1802 (*tablejump_1_rex64): Ditto.
1803 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1804 and eh_return_si insn patterns.
1806 2008-06-06 Richard Guenther <rguenther@suse.de>
1808 * tree-ssa-structalias.c (merge_smts_into): Remove.
1809 (find_what_p_points_to): Do not bother to compute the
1810 points-to set for pt_anything pointers.
1811 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1812 for pt_anything pointers is ok.
1814 2008-06-06 Jan Hubicka <jh@suse.cz>
1816 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1818 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1820 * cgraph.c: Fix typos in comments.
1821 (cgraph_availability_names): Fix string typo.
1822 * fold-const.c: Fix typos in comments.
1823 (fold_binary): Fix typo in warning.
1824 * genautomata.c: Fix typos in comments.
1825 (check_presence_pattern_sets): Fix typo in local variable.
1826 (output_description): Fix typo in output.
1827 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1828 * hwint.h: Likewise.
1829 * matrix-reorg.c (check_allocation_function): Likewise.
1830 * omega.c (smooth_weird_equations): Likewise.
1831 * auto-inc-dec.c: Fix typos in comments.
1832 * bb-reorder.c: Likewise.
1833 * builtins.c: Likewise.
1834 * c-common.c: Likewise.
1835 * c-cppbuiltin.c: Likewise.
1836 * c-parser.c: Likewise.
1837 * c-pretty-print.c: Likewise.
1838 * cfgcleanup.c: Likewise.
1839 * cfgexpand.c: Likewise.
1840 * cfghooks.c: Likewise.
1841 * cfglayout.c: Likewise.
1842 * cfgloopmanip.c: Likewise.
1843 * cgraphunit.c: Likewise.
1844 * coverage.c: Likewise.
1845 * dbxout.c: Likewise.
1846 * df-byte-scan.c: Likewise.
1847 * df-core.c: Likewise.
1848 * df-problems.c: Likewise.
1849 * df-scan.c: Likewise.
1851 * dominance.c: Likewise.
1852 * domwalk.c: Likewise.
1854 * dwarf2out.c: Likewise.
1855 * emit-rtl.c: Likewise.
1856 * et-forest.c: Likewise.
1857 * function.c: Likewise.
1858 * function.h: Likewise.
1860 * gcov-io.c: Likewise.
1863 * genattrtab.c: Likewise.
1864 * ggc-page.c: Likewise.
1865 * gimplify.c: Likewise.
1866 * gthr-lynx.h: Likewise.
1867 * haifa-sched.c: Likewise.
1868 * ipa-cp.c: Likewise.
1869 * ipa-inline.c: Likewise.
1870 * ipa-prop.h: Likewise.
1871 * ipa-pure-const.c: Likewise.
1872 * ipa-struct-reorg.c: Likewise.
1873 * ipa-struct-reorg.h: Likewise.
1874 * ipa-type-escape.c: Likewise.
1876 * loop-doloop.c: Likewise.
1877 * mips-tfile.c: Likewise.
1878 * mkmap-flat.awk: Likewise.
1879 * mkmap-symver.awk: Likewise.
1880 * modulo-sched.c: Likewise.
1881 * omp-low.c: Likewise.
1882 * optabs.c: Likewise.
1883 * optabs.h: Likewise.
1885 * passes.c: Likewise.
1886 * postreload-gcse.c: Likewise.
1887 * postreload.c: Likewise.
1888 * predict.c: Likewise.
1889 * pretty-print.h: Likewise.
1890 * profile.c: Likewise.
1891 * protoize.c: Likewise.
1892 * ra-conflict.c: Likewise.
1894 * recog.c: Likewise.
1895 * regclass.c: Likewise.
1897 * reload.c: Likewise.
1898 * rtl-error.c: Likewise.
1899 * rtlanal.c: Likewise.
1901 * sched-rgn.c: Likewise.
1904 * target.h: Likewise.
1905 * tree-dfa.c: Likewise.
1906 * tree-eh.c: Likewise.
1907 * tree-flow-inline.h: Likewise.
1908 * tree-inline.c: Likewise.
1909 * tree-into-ssa.c: Likewise.
1910 * tree-loop-distribution.c: Likewise.
1911 * tree-nested.c: Likewise.
1912 * tree-parloops.c: Likewise.
1913 * tree-pass.h: Likewise.
1914 * tree-pretty-print.c: Likewise.
1915 * tree-profile.c: Likewise.
1916 * tree-scalar-evolution.c: Likewise.
1917 * tree-sra.c: Likewise.
1918 * tree-ssa-alias-warnings.c: Likewise.
1919 * tree-ssa-ccp.c: Likewise.
1920 * tree-ssa-coalesce.c: Likewise.
1921 * tree-ssa-dom.c: Likewise.
1922 * tree-ssa-dse.c: Likewise.
1923 * tree-ssa-forwprop.c: Likewise.
1924 * tree-ssa-live.c: Likewise.
1925 * tree-ssa-live.h: Likewise.
1926 * tree-ssa-loop-im.c: Likewise.
1927 * tree-ssa-loop-ivopts.c: Likewise.
1928 * tree-ssa-loop-niter.c: Likewise.
1929 * tree-ssa-loop-prefetch.c: Likewise.
1930 * tree-ssa-phiopt.c: Likewise.
1931 * tree-ssa-phiprop.c: Likewise.
1932 * tree-ssa-sccvn.c: Likewise.
1933 * tree-ssa-ter.c: Likewise.
1934 * tree-ssa-threadupdate.c: Likewise.
1935 * tree-ssa.c: Likewise.
1936 * tree-vect-analyze.c: Likewise.
1937 * tree-vect-transform.c: Likewise.
1938 * tree-vectorizer.c: Likewise.
1939 * tree-vn.c: Likewise.
1940 * tree-vrp.c: Likewise.
1942 * tree.def: Likewise.
1944 * unwind-dw2-fde.c: Likewise.
1945 * unwind.inc: Likewise.
1946 * value-prof.c: Likewise.
1947 * vmsdbgout.c: Likewise.
1949 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1951 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1952 always place FP constants in the TOC for TARGET_POWERPC64.
1953 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1955 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1957 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1958 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1959 enable for TARGET_E500_DOUBLE.
1960 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1961 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1962 floating-point modes like integer modes for E500 double.
1963 (rs6000_legitimate_offset_address_p): Likewise.
1964 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1965 addressing for DDmode for E500 double.
1966 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1967 modes as using 64-bits of registers for E500 double.
1968 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1969 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1970 specially for E500 double.
1971 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1972 TDmode for E500 double.
1973 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1974 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1975 (rs6000_split_multireg_move): Do not handle TDmode specially for
1977 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1978 using 64-bit registers for E500 double.
1979 (emit_frame_save): Do not handle DDmode specially for E500 double.
1980 (gen_frame_mem_offset): Likewise.
1981 (rs6000_function_value): Do not call spe_build_register_parallel
1982 for DDmode or TDmode.
1983 (rs6000_libcall_value): Likewise.
1984 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1985 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1988 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1990 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1993 2008-06-04 Junjie Gu <jgu@tensilica.com>
1995 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1996 comparison for frame pointers.
1998 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2001 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2003 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2006 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2007 register is already smaller or equal to required mode.
2009 2008-06-04 Xinliang David Li <davidxl@google.com>
2011 * tree-call-cdce.c: New file.
2012 (cond_dead_built_in_calls): New static variable.
2013 (input_domain): New struct.
2014 (check_pow): New function.
2015 (check_builtin_call): Ditto.
2016 (check_target_format): Ditto.
2017 (is_call_dce_candidate): Ditto.
2018 (gen_one_condition): Ditto.
2019 (gen_conditions_for_domain): Ditto.
2020 (get_domain): Ditto.
2021 (gen_conditions_for_pow_cst_base): Ditto.
2022 (gen_conditions_for_pow_int_base): Ditto.
2023 (gen_conditions_for_pow): Ditto.
2024 (get_no_error_domain): Ditto.
2025 (gen_shrink_wrap_conditions): Ditto.
2026 (shrink_wrap_one_built_in_call): Ditto.
2027 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2028 (tree_call_cdce): Ditto.
2029 (gate_call_cdce): Ditto.
2030 (pass_call_cdce): New gimple pass.
2031 * passes.c: (init_optimization_passes): New pass.
2032 * tree-pass.h: New pass declaration.
2033 * opts.c (decode_options): New flag setting.
2034 * common.opt: Add -ftree-builtin-call-dce flag.
2035 * Makefile.in: Add new source file.
2036 * tempvar.def: New tv_id.
2037 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2039 2008-06-04 Richard Guenther <rguenther@suse.de>
2041 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2042 (is_call_clobbered): Always check var_ann->call_clobbered.
2043 (mark_call_clobbered): Always set var_ann->call_clobbered.
2044 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2045 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2046 (reset_alias_info): Clear call clobbering info on MTAGs and
2048 (set_pt_anything): Set pt_global_mem.
2049 (create_tag_raw): Adjust comment.
2050 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2052 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2053 Maxim Kuvyrkov <maxim@codesourcery.com>
2055 * config/m68k/m68k.opt (mxgot): New option.
2056 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2057 (m68k_output_addr_const_extra): New.
2058 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2059 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2060 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2061 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2063 2008-06-04 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2066 negative or non-representable offsets.
2068 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2070 * config/i386/i386.c (ix86_gen_leave): New.
2071 (ix86_gen_pop1): Likewise.
2072 (ix86_gen_add3): Likewise.
2073 (ix86_gen_sub3): Likewise.
2074 (ix86_gen_sub3_carry): Likewise.
2075 (ix86_gen_one_cmpl2): Likewise.
2076 (ix86_gen_monitor): Likewise.
2077 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2078 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2079 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2080 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2081 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2082 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2083 (ix86_expand_epilogue): Updated.
2084 (print_operand): Handle integer register operand for 'z'.
2085 (ix86_expand_strlensi_unroll_1): Likewise.
2086 (ix86_expand_strlen): Likewise.
2087 (ix86_expand_builtin): Likewise.
2088 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2089 mov{q}/mov{l} and add{q}/add{l}.
2091 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2093 * config/i386/i386.md (P): New mode iterator.
2094 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2095 using P mode iterator.
2096 (DFmode push_operand splitter): Ditto.
2097 (XFmode push_operand splitter): Ditto.
2098 (DFmode float_extend SFmode push_operand splitter): Ditto.
2099 (XFmode float_extend SFmode push_operand splitter): Do not generate
2100 SImode pushes for 64bit target. Macroize Dimode and SImode
2101 pushes using P mode iterator.
2102 (XFmode float_extend DFmode push_operand splitter): Ditto.
2104 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2106 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2107 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2108 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2110 (ix86_call_abi_override): Remove check for call_used_regs.
2112 2008-06-03 Richard Guenther <rguenther@suse.de>
2114 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2115 for the lhs of calls if the return type contains pointers.
2117 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2119 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2120 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2121 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2122 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2123 of cfun and DEFAULT_ABI to deceide abi mode.
2125 (REG_PARM_STACK_SPACE): Removed.
2126 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2127 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2128 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2129 (ix86_function_abi): Likewise.
2130 (ix86_function_type_abi): Likewise.
2131 (ix86_call_abi_override): Likewise.
2132 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2133 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2134 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2135 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2137 (X86_64_REGPARM_MAX): New.
2138 (X86_64_SSE_REGPARM_MAX): New.
2139 (X64_REGPARM_MAX): New.
2140 (X64_SSE_REGPARM_MAX): New.
2141 (X86_32_REGPARM_MAX): New.
2142 (X86_32_SSE_REGPARM_MAX): New.
2143 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2144 (ix86_function_regparm): Handle user calling abi.
2145 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2146 by DEFAULT_ABI versus SYSV_ABI check.
2147 (ix86_reg_parm_stack_space): New.
2148 (ix86_function_type_abi): New.
2149 (ix86_call_abi_override): New.
2150 (ix86_function_abi): New.
2151 (ix86_cfun_abi): New.
2152 (init_cumulative_args): Call abi specific initialization.
2153 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2154 (function_arg_64): Extend SSE_REGPARM_MAX check.
2155 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2156 (ix86_pass_by_reference): Likewise.
2157 (ix86_function_value_regno_p): Likewise.
2158 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2159 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2160 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2161 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2162 (setup_incoming_varargs_64): Adjust regparm for call abi.
2163 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2164 (ix86_va_start): Likewise.
2165 (ix86_gimplify_va_arg): Likewise.
2166 (ix86_expand_prologue): Likewise.
2167 (output_pic_addr_const): Likewise.
2168 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2169 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2170 (x86_output_mi_thunk): Likewise.
2171 (x86_function_profiler): Likewise.
2172 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2173 (SYSV_ABI, MS_ABI): New constants.
2175 (init_regs): Add prototype of function in regclass.c file.
2176 (OVERRIDE_ABI_FORMAT): New.
2177 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2178 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2179 (OUTGOING_REG_PARM_STACK_SPACE): New.
2180 (ix86_reg_parm_stack_space): New prototype.
2181 (CUMULATIVE_ARGS): Add call_abi member.
2182 (machine_function): Add call_abi member.
2183 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2184 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2186 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2189 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2190 (avr_builtin_setjmp_frame_value): New function.
2191 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2192 (nonlocal_goto): Define.
2194 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2196 * config/mips/mips.c (mips_emit_loadgp): Return early if
2197 there is nothing do to, otherwise emit a blockage if
2198 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2199 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2201 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2203 * configure.ac: Drop unneeded backslash ending up in config.in.
2204 * acinclude.m4: Likewise.
2205 * config.in: Regenerate.
2207 2008-05-26 Jan Hubicka <jh@suse.cz>
2209 * predict.c (maybe_hot_frequency_p): Break out of...
2210 (maybe_hot_bb_p): ... here.
2211 (maybe_hot_edge_p): New.
2212 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2213 * basic-block.h (maybe_hot_edge_p): Declare.
2215 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2218 (*cmpfp_<mode>_cc): Ditto.
2219 (*fp_jcc_8<mode>_387): Ditto.
2220 (*fop_<MODEF:mode>_2_i387): Ditto.
2221 (*fop_<MODEF:mode>_3_i387): Ditto.
2222 (*fop_xf_2_i387): Ditto.
2223 (*fop_xf_3_i387): Ditto.
2225 2008-06-02 Tomas Bily <tbily@suse.cz>
2227 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2229 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2231 * config/mips/mips.c (mips_valid_offset_p): New function.
2232 (mips_valid_lo_sum_p): Likewise.
2233 (mips_classify_address): Use them.
2234 (mips_force_address): New function.
2235 (mips_legitimize_address): Use it.
2236 * config/mips/mips.md (MOVE128): New mode iterator.
2237 (movtf): Require TARGET_64BIT. Remove empty strings.
2238 (*movtf_internal): Rename to...
2239 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2240 of "R" and use {,fp}{load,store} attributes instead of "multi".
2241 Use a separate define_split.
2242 (*movtf_mips16): New pattern.
2244 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2246 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2247 * config/mips/mips.c (mips_expand_before_return): New function.
2248 (mips_expand_epilogue): Call it.
2249 * config/mips/mips.md (return): Turn into a define_expand.
2250 (*return): New insn.
2252 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2254 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2255 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2256 functions. Do not emit uses and clobbers of CONCATs; individually
2257 use and clobber their operands.
2258 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2259 gen_clobber, emit_use and gen_use.
2260 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2261 (expand_builtin_return): Likewise.
2262 * cfgbuild.c (count_basic_blocks): Likewise.
2263 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2264 * explow.c (emit_stack_restore): Likewise.
2265 * expmed.c (extract_bit_field_1): Likewise.
2266 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2267 (emit_move_multi_word, store_constructor): Likewise.
2268 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2269 (thread_prologue_and_epilogue_insns): Likewise.
2270 * lower-subreg.c (resolve_simple_move): Likewise.
2271 * optabs.c (widen_operand, expand_binop): Likewise.
2272 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2273 * reload.c (find_reloads): Likewise.
2274 * reload1.c (eliminate_regs_in_insn): Likewise.
2275 * stmt.c (expand_nl_goto_receiver): Likewise.
2276 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2277 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2278 * config/arm/arm.c (arm_load_pic_register): Likewise.
2279 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2280 * config/arm/arm.md (untyped_return): Likewise.
2281 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2282 * config/avr/avr.c (expand_prologue): Likewise.
2283 * config/bfin/bfin.c (do_unlink): Likewise.
2284 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2285 * config/cris/cris.c (cris_expand_prologue): Likewise.
2286 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2287 (machopic_legitimize_pic_address): Likewise.
2288 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2289 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2290 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2291 (ix86_expand_convert_uns_didf_sse): Likewise.
2292 (ix86_expand_vector_init_general): Likewise.
2293 * config/ia64/ia64.md (eh_epilogue): Likewise.
2294 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2295 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2296 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2297 (config/iq2000/iq2000.c): Likewise.
2298 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2299 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2300 (builtin_longjmp): Likewise.
2301 * config/mn10300/mn10300.md (call, call_value): Likewise.
2302 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2303 * config/pdp11/pdp11.md (abshi2): Likewise.
2304 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2305 * config/s390/s390.c (s390_emit_prologue): Likewise.
2306 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2307 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2308 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2309 * config/sh/sh.c (prepare_move_operands): Likewise.
2310 (output_stack_adjust, sh_expand_epilogue): Likewise.
2311 (sh_set_return_address, sh_expand_t_scc): Likewise.
2312 * config/sparc/sparc.c (load_pic_register): Likewise.
2313 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2314 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2315 * config/v850/v850.c (expand_epilogue): Likewise.
2317 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2319 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2320 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2321 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2322 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2323 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2324 stack pointer register.
2325 (output_movhi): Remove code for interrupt specific writing to the
2326 stack pointer register.
2328 2008-05-31 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/34244
2331 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2332 (tree_expr_nonzero_warnv_p): Likewise.
2333 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2334 ssa_name_nonnegative_p.
2335 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2336 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2337 not tree_expr_nonzero_warnv_p.
2339 PR tree-optimization/36262
2341 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2343 PR tree-optimization/34244
2344 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2345 (record_numbers_of_iterations): New function.
2346 (execute_vrp): Cache the numbers of iterations of loops.
2347 * tree-scalar-evolution.c (scev_reset_except_niters):
2349 (scev_reset): Use scev_reset_except_niters.
2350 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2352 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2354 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2355 __WORKAROUND_RETS when appropriate.
2357 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2359 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2360 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2362 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2363 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2364 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2365 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2366 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2367 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2368 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2369 *fop_df_1_sse insn patterns using MODEF mode iterator.
2370 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2371 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2372 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2373 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2374 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2375 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2376 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2377 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2378 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2379 (*fop_xf_5_i387): Ditto.
2380 (*fop_xf_6_i387): Ditto.
2382 2008-05-30 Richard Guenther <rguenther@suse.de>
2384 * builtins.c (build_string_literal): Avoid generating
2385 a non-gimple_val result.
2387 2008-05-30 DJ Delorie <dj@redhat.com>
2389 * exec-tool.in: Use an environment variable (private) instead of a
2390 file (shared) as a semaphore, so as to not break parallel builds.
2392 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2394 * optabs.c (maybe_encapsulate_block): Remove.
2395 (emit_libcall_block): Adjust accordingly.
2396 * optabs.h (maybe_encapsulate_block): Remove prototype.
2398 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2399 Don't use maybe_encapsulate_block.
2401 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2403 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2404 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2405 rtx is a SYMBOL_REF before calling get_pool_constant.
2407 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2409 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2411 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2413 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2414 rather than OS names to choose INO_T_EQ definition.
2415 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2416 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2418 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2421 * config/darwin-f.c: New.
2422 * config/t-darwin: Added rule to build darwin-f.o.
2423 * config.gcc: Defined new variable, fortran_target_objs.
2424 (*-*-darwin*): Set fortran_target_objs.
2425 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2426 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2427 * configure: Regenerated.
2429 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2432 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2433 canonical type if needed.
2435 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2437 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2439 2008-05-29 Richard Guenther <rguenther@suse.de>
2441 PR tree-optimization/36343
2442 PR tree-optimization/36346
2443 PR tree-optimization/36347
2444 * tree-flow.h (clobber_what_p_points_to): Declare.
2445 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2446 pointed-to variable is dereferenced is irrelevant to whether
2447 the pointer can access the pointed-to variable.
2448 (clobber_what_p_points_to): New function.
2449 * tree-ssa-alias.c (set_initial_properties): Use it.
2450 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2451 call clobber check for NMTs.
2453 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2455 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2456 for printing gcov_type.
2458 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2460 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2461 and the eh region information.
2462 * value-prof.c (gimple_move_stmt_histograms): New function.
2463 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2465 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2467 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2469 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2471 * value-prof.c (tree_ic_transform): Print counts.
2472 * tree-profile.c (tree_gen_ic_func_profiler):
2473 Clear __gcov_indreict_call_callee variable to avoid misattribution
2476 2008-05-28 Rafael Espindola <espindola@google.com>
2478 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2481 2008-05-28 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/36339
2484 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2485 and clobbering code out of the loop.
2487 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2489 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2492 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2493 s390_contiguous_bitmask_p, s390_symref_operand_p,
2494 s390_check_symref_alignment, s390_reload_larl_operand,
2495 s390_reload_symref_address): New functions.
2496 (s390_branch_condition_mnemonic): Support compare and branch
2498 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2499 and 'W' constraints.
2500 (s390_secondary_reload): Add secondary reloads for unaligned
2501 symbol refs or symbol refs to floating point or QI/TI mode
2503 (legitimate_address_p): Accept symbol references as addresses.
2504 (s390_expand_insv): Use rotate and insert selected bits
2505 instruction for insv when building for z10.
2506 (print_operand_address): Handle symbol ref addresses.
2507 (print_operand): Output modifier 'c' added for signed byte values.
2508 (s390_encode_section_info): Mark symbol refs with
2509 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2511 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2512 (length attribute): RRF, RRR have 4 byte length.
2513 (FPALL, INTALL): New mode iterators added.
2514 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2515 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2516 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2517 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2518 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2519 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2520 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2521 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2523 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2524 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2525 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2526 reload<INTALL:mode><P:mode>_toreg_z10,
2527 reload<FPALL:mode><P:mode>_tomem_z10,
2528 reload<FPALL:mode><P:mode>_toreg_z10,
2529 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2530 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2531 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2532 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2534 (movmem, clrmem, cmpmem): New splitters added.
2536 * config/s390/predicates.md (larl_operand): Use
2537 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2538 SYMBOL_REF_ALIGN1_P.
2539 (s390_signed_integer_comparison,
2540 s390_unsigned_integer_comparison): New predicates.
2542 * config/s390/s390-protos.h (s390_check_symref_alignment,
2543 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2544 s390_reload_symref_address,
2545 s390_compare_and_branch_condition_mask): Prototypes added.
2547 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2548 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2549 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2551 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2553 * config/s390/s390.c (z10_cost): New cost function for z10.
2554 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2555 (s390_issue_rate): Adjust issue rate for z10.
2556 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2557 (processor_flags): Add PF_Z10.
2558 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2559 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2560 * gcc/config.gcc: Add z10.
2562 2008-05-28 Richard Guenther <rguenther@suse.de>
2564 PR tree-optimization/36291
2565 * tree-flow. h (struct gimple_df): Remove var_anns member.
2566 * tree-flow-inline.h (gimple_var_anns): Remove.
2567 (var_ann): Simplify.
2568 * tree-dfa.c (create_var_ann): Simplify.
2569 (remove_referenced_var): Clear alias info from var_anns of globals.
2570 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2571 (delete_tree_ssa): Clear alias info from var_anns of globals.
2572 Do not free var_anns.
2573 (var_ann_eq): Remove.
2574 (var_ann_hash): Likewise.
2576 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2578 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2579 and loongson2f entries.
2580 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2581 * config/mips/mips.h (processor_type): Add Loongson-2E
2582 and Loongson-2F entries.
2583 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2584 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2585 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2586 * doc/invoke.texi (MIPS Options): Document loongson2e
2587 and loongson2f processor names.
2589 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2593 * config/i386/i386.c (ix86_function_arg_boundary): Use
2594 alignment of canonical type.
2595 (ix86_expand_vector_move): Check unaligned memory access for
2598 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2600 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2601 Moved to the front of file.
2603 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2604 H.J. Lu <hongjiu.lu@intel.com>
2606 * dwarf2out.c (current_fde): New.
2608 (lookup_cfa:): Likewise.
2609 (dwarf2out_end_epilogue): Likewise.
2610 (dwarf2out_note_section_used): Likewise.
2612 2008-05-27 Michael Matz <matz@suse.de>
2615 * c.opt (Wenum-compare): New warning option.
2616 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2618 2008-05-27 Michael Matz <matz@suse.de>
2621 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2623 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2624 into memory as tail calls.
2626 2008-05-27 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/36339
2629 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2630 pointers cause all addressable variables to be call clobbered.
2632 2008-05-27 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/36245
2635 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2637 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2639 * config/s390/s390.md: Replace all occurences of the 'm'
2640 constraint with 'RT'.
2642 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2644 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2646 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2648 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2649 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2650 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2652 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2654 * reload.c: (find_reloads): Skip alternatives according to the
2655 "enabled" attribute. Constify the constraint variable.
2656 * recog.c (get_attr_enabled): Add default implementation.
2657 (extract_insn): Set the alternative_enabled_p array
2658 in the recog_data struct.
2659 (preprocess_constraints, constrain_operands): Skip
2660 alternatives according to the "enabled" attribute
2661 * recog.h (struct recog_data): New field alternative_enabled_p.
2662 (skip_alternative): New inline function.
2663 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2664 (record_reg_classes): Skip alternative according to the
2665 "enabled" attribute.
2667 * doc/md.texi: Add documention for the "enabled" attribute.
2669 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2671 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2672 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2673 constraint with TARGET_MEM_CONSTRAINT.
2674 * recog.c (asm_operand_ok, preprocess_constraints,
2675 constrain_operands): Likewise.
2676 * regclass.c (record_reg_classes): Likewise.
2677 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2678 * reload1.c (maybe_fix_stack_asms): Likewise.
2679 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2680 * recog.h: Adjust comment.
2681 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2682 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2683 * doc/md.texi: Add a note to description of 'm' constraint.
2684 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2686 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2688 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2689 that the bitfield is of integral type before testing its precision.
2691 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2692 Sa Liu <saliu@de.ibm.com>
2694 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2695 __modti3, __udivti3, __umodti3 and __udivmodti4.
2696 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2697 that implement TImode mul and div functions.
2698 * config/spu/multi3.c: New. Implement __multi3.
2699 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2700 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2703 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2705 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2706 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2707 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2708 tls_sysv_suffix): New mode and mode attribute iterators.
2709 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2710 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2711 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2712 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2713 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2716 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2718 PR tree-optimization/36329
2719 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2720 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2721 * cgraphbuild.c (initialize_inline_failed): Use the latter
2722 macro in lieu of the former.
2723 * ipa-inline.c (cgraph_mark_inline): Likewise.
2724 (cgraph_decide_inlining_of_small_function): Likewise.
2725 (cgraph_decide_inlining): Likewise.
2726 (cgraph_decide_inlining_incrementally): Likewise.
2728 2008-05-26 Tristan Gingold <gingold@adacore.com>
2729 Anatoly Sokolov <aesok@post.ru>
2731 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2732 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2733 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2734 optimization for 'avr6' architecture.
2736 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2739 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2741 2008-05-26 Richard Guenther <rguenther@suse.de>
2743 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2744 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2746 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2749 * caller-save.c (insert_restore): Verify alignment of spill space.
2750 (insert_save): Likewise.
2751 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2752 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2753 (STACK_SLOT_ALIGNMENT): Likewise.
2754 * function.c (LOCAL_ALIGNMENT): Removed.
2755 (get_stack_local_alignment): New.
2756 (assign_stack_local): Use it. Set alignment on stack slot.
2757 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2758 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2759 (STACK_SLOT_ALIGNMENT): New.
2760 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2761 stack slot in XFmode.
2763 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2765 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2768 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2769 argument operand in rax isn't removed.
2771 2008-05-26 Richard Guenther <rguenther@suse.de>
2774 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2775 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2777 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2780 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2782 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2784 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2785 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2787 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2789 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2790 build a trampoline if we don't want one.
2791 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2792 return zero for nested functions if we don't want a trampoline.
2794 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2796 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2798 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2801 * c.opt: Removed undocumented option '-lang-fortran'.
2802 * c-common.h: Removed global variable 'lang_fortran'.
2803 * c-opts.c (c_common_handle_option): Removed code to handle
2804 option '-lang-fortran'. Updated includes.
2805 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2806 definition of '__GFORTRAN__'.
2807 (define__GNUC__): Reimplemented to use BASEVER and
2808 cpp_define_formatted.
2809 (builtin_define_with_value_n): Removed.
2810 * c-incpath.h: Renamed to ...
2811 * incpath.h: ... this.
2812 * c-incpath.c: Renamed to ...
2813 * incpath.c: ... this. Updated includes.
2814 * fix-header.c: Updated includes.
2815 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2816 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2817 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2819 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2821 * tree.h: Update the table of flags used on tree nodes.
2822 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2823 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2824 (FORCED_LABEL): Add access check.
2825 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2826 (ASM_INPUT_P): Likewise.
2827 (ASM_VOLATILE_P): Likewise.
2828 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2829 (OMP_SECTION_LAST): Access private_flag directly.
2830 (OMP_RETURN_NOWAIT): Likewise.
2831 (OMP_PARALLEL_COMBINED): Likewise.
2832 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2833 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2834 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2835 deprecated_flag directly.
2837 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2839 * final.c (frame_pointer_needed): Removed.
2840 * flags.h (frame_pointer_needed): Likewise.
2842 * function.h (rtl_data): Add frame_pointer_needed.
2843 (frame_pointer_needed): New.
2845 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2847 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2849 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2851 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2854 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2856 * c-common.c (strip_array_types): Move function to..
2858 (get_inner_array_type): Delete.
2859 * c-common.h (strip_array_types): Move declaration to..
2861 (get_inner_array_type): Delete.
2862 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2863 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2864 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2865 * config/pa/pa.c (emit_move_sequence): Likewise.
2867 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2872 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2874 * function.c: Include target hook for nonlocal_goto frame value.
2876 2008-05-24 Richard Guenther <rguenther@suse.de>
2878 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2879 variable can be only accessed through a pointer or a union.
2881 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2884 * doc/extend.texi: Likewise.
2886 2008-05-23 DJ Delorie <dj@redhat.com>
2888 * config/m32c/jump.md (untyped_call): Add.
2890 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2892 (m32c_address_cost): Detail costs for indirect offsets.
2894 2008-05-23 Rafael Espindola <espindola@google.com>
2896 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2897 if a node is a SUBREG.
2898 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2901 2008-05-23 Paul Brook <paul@codesourcery.com>
2902 Carlos O'Donell <carlos@codesourcery.com>
2904 * doc/extend.texi: Clarify use of __attribute__((naked)).
2905 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2906 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2907 * function.c (use_register_for_decl): Use
2908 targetm.calls.allocate_stack_slots_for_args.
2909 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2910 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2911 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2913 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2915 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2917 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2919 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2920 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2921 is only rounded once.
2923 2008-05-23 Richard Guenther <rguenther@suse.de>
2925 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2927 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2928 Jakub Jelinek <jakub@redhat.com>
2931 * configure.ac: Handle --enable-cld.
2932 * configure: Regenerated.
2933 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2934 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2935 (ix86_current_function_needs_cld): New define.
2936 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2937 (cld): New isns pattern.
2938 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2939 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2940 * config/i386/i386.opt (mcld): New option.
2941 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2942 TARGET_CLD and ix86_current_function_needs_cld.
2943 (override_options): Use -mcld by default for 32-bit code if
2946 * doc/install.texi (Options specification): Document --enable-cld.
2947 * doc/invoke.texi (Machine Dependent Options)
2948 [i386 and x86-64 Options]: Add -mcld option.
2949 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2951 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2952 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2953 (return_in_memory_64): Likewise.
2954 (return_in_memory_ms_64): Likewise.
2956 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2958 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2959 * builtins.c (fold_builtin_fpclassify): New.
2960 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2961 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2962 * c-common.c (handle_type_generic_attribute): Adjust to accept
2963 fixed arguments before an elipsis.
2964 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2965 * doc/extend.texi: Document __builtin_fpclassify.
2967 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2969 * omp-low.c (gate_expand_omp_ssa): Remove.
2970 (pass_expand_omp_ssa): Remove.
2971 (gate_expand_omp): Do not check for flag_openmp_ssa.
2972 * common.opt (-fopenmp-ssa): Remove.
2973 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2975 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2977 * config/sh/sh.opt (mfixed-range): New option.
2978 * config/sh/sh-protos.h (sh_fix_range): Declare.
2979 * config/sh/sh.c (sh_fix_range): New function.
2980 * config/sh/sh.h (sh_fixed_range_str): Declare.
2981 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2983 * doc/invoke.texi (SH Options): Document -mfixed-range.
2985 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2987 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2988 it before the redeclaration.
2990 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2992 * config/avr/avr.c (get_sequence_length): Add new function.
2993 (expand_prologue, expand_epilogue): Remove duplicate code.
2995 2008-05-22 Rafael Espindola <espindola@google.com>
2997 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3000 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3002 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3003 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3005 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3006 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3007 (vect_update_misalignment_for_peel): Likewise.
3008 (vector_alignment_reachable_p): Likewise.
3009 * tree-vect-transform.c (vectorizable_load): Likewise.
3010 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3011 (get_vectype_for_scalar_type): Pass mode of scalar_type
3012 to UNITS_PER_SIMD_WORD.
3014 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3015 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3016 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3017 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3018 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3020 2008-05-22 Ira Rosen <irar@il.ibm.com>
3022 PR tree-optimization/36293
3023 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3024 if the first load must be skipped because of a gap.
3026 2008-05-22 Richard Guenther <rguenther@suse.de>
3028 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3029 more cases of offset disambiguation that is possible if
3030 strict-aliasing rules apply.
3031 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3032 for basic offset and type-based disambiguation.
3034 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3036 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3037 ix86_expand_vector_set on V16QImode for SSE4.1.
3039 2008-05-21 Tom Tromey <tromey@redhat.com>
3041 * c.opt (Wimport): Mark as undocumented.
3042 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3044 (Warning Options): Likewise.
3045 * doc/cppopts.texi: Don't mention -Wimport.
3047 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3049 PR tree-optimization/36287
3050 PR tree-optimization/36286
3051 * lambda-code.c (build_access_matrix): Do not use the loop->num
3052 for computing the number of induction variables: use the loop depth
3055 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3058 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3059 option -f(no-)leading-underscore.
3061 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3063 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3064 GET_MODE_NUNITS (mode).
3066 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3068 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3069 (-mmulhw): Add 464 to description.
3070 (-mdlmzb): Likewise.
3071 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3072 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3074 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3075 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3076 * config/rs6000/rs6000.md: Update comments for 464.
3078 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3080 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3082 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3084 * config/i386/sse.md (vec_extractv4sf): Removed.
3085 (vec_extractv2df): Likewise.
3086 (vec_extractv2di): Likewise.
3087 (vec_extractv4si): Likewise.
3088 (vec_extractv8hi): Likewise.
3089 (vec_extractv16qi): Likewise.
3090 (vec_extract<mode>): New.
3092 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3094 * config/i386/sse.md (vec_setv4sf): Removed.
3095 (vec_setv2df): Likewise.
3096 (vec_setv2di): Likewise.
3097 (vec_setv4si): Likewise.
3098 (vec_setv8hi): Likewise.
3099 (vec_setv16qi): Likewise.
3100 (vec_set<mode>): New.
3102 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3104 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3105 goto for vec_concat and vec_interleave.
3107 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3109 * config/i386/sse.md (vec_initv4sf): Removed.
3110 (vec_initv2df): Likewise.
3111 (vec_initv2di): Likewise.
3112 (vec_initv4si): Likewise.
3113 (vec_initv8hi): Likewise.
3114 (vec_initv16qi): Likewise.
3115 (vec_init<mode>): New.
3117 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3119 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3121 2008-05-21 Tom Tromey <tromey@redhat.com>
3123 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3124 (zone_find_object_offset): Likewise.
3125 (gt_ggc_m_S): Likewise.
3126 (highest_bit): Likewise.
3127 * ggc-page.c (gt_ggc_m_S): New function.
3128 * stringpool.c (string_stack): Remove.
3129 (init_stringpool): Update.
3130 (ggc_alloc_string): Use ggc_alloc.
3131 (maybe_delete_ident): New function.
3132 (ggc_purge_stringpool): Likewise.
3133 (gt_ggc_m_S): Remove.
3134 * ggc-common.c (ggc_protect_identifiers): New global.
3135 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3136 ggc_protect_identifiers.
3137 * ggc.h (ggc_protect_identifiers): Declare.
3138 (gt_ggc_m_S): Update.
3139 (ggc_purge_stringpool): Declare.
3140 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3141 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3143 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3145 2008-05-21 David S. Miller <davem@davemloft.net>
3147 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3150 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3152 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3155 2008-05-20 David Daney <ddaney@avtrex.com>
3157 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3158 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3159 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3160 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3161 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3162 (atomic_hiqi_op): New define_code_iterator.
3163 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3164 mips_expand_compare_and_swap_12.
3165 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3166 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3167 (sync_<optab><mode>, sync_old_<optab><mode>,
3168 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3169 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3170 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3171 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3172 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3173 (test_and_set_12): New insn.
3174 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3175 sync_new_<optab><mode>, sync_old_nand<mode>,
3176 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3177 clobber to operand 0 for SI and DI mode insns.
3178 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3179 mips_gen_fn_4): New typedefs.
3180 (mips_gen_fn_ptrs): Define new union type.
3181 (mips_expand_compare_and_swap_12): Remove declaration.
3182 (mips_expand_atomic_qihi): Declare function.
3183 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3184 (mips_expand_atomic_qihi): ... this. Use new generator function
3186 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3187 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3188 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3189 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3190 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3191 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3192 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3193 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3194 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3195 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3198 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3200 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3203 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3205 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3206 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3207 (avr_attribute_table): Add 'OS_main' function attribute.
3208 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3209 functions with 'OS_main' attribute.
3211 2008-05-20 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/35204
3214 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3215 helper, split out from ...
3216 (DFS): ... here. Make the DFS walk non-recursive.
3218 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3219 Jan Sjodin <jan.sjodin@amd.com>
3221 PR tree-optimization/36181
3222 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3223 (parallelize_loops): Don't parallelize when the loop has vector
3226 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3227 Sebastian Pop <sebastian.pop@amd.com>
3229 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3230 matrix, and never look at the tree representation of the memory
3232 (linear_transform_loops): Computes parameters and access matrices.
3233 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3235 (access_matrix_get_index_for_parameter): New.
3236 * tree-data-ref.h (struct access_matrix): New.
3237 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3238 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3239 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3240 am_vector_index_for_loop): New.
3241 (struct data_reference): Add field access_matrix.
3242 (DR_ACCESS_MATRIX): New.
3243 (compute_data_dependences_for_loop): Update declaration.
3244 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3245 * lambda.h (lambda_vector_vec_p): Declared.
3246 * lambda-code.c: Depend on pointer-set.h.
3247 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3248 av_for_af_base, av_for_af, build_access_matrix,
3249 lambda_compute_access_matrices): New.
3250 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3252 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3254 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3257 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3258 Sebastian Pop <sebastian.pop@amd.com>
3260 PR tree-optimization/36206
3261 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3263 (instantiate_scev_1): Rename flags to fold_conversions.
3264 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3265 outeside instantiation_loop.
3266 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3267 (evolution_function_is_affine_or_constant_p): Removed.
3268 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3270 (analyze_siv_subscript): Pass in the loop nest number.
3271 Call evolution_function_is_affine_in_loop instead of
3272 evolution_function_is_affine_p.
3273 (analyze_overlapping_iterations): Pass in the loop nest number.
3275 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3276 Sebastian Pop <sebastian.pop@amd.com>
3278 PR tree-optimization/36206
3279 * tree-chrec.h (chrec_fold_op): New.
3280 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3283 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3285 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3287 (remove_duplicates): Do not set inode on non-inode systems.
3290 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3292 * config.gcc (tm_file): Update comments about relative pathnames.
3294 2008-05-20 Richard Guenther <rguenther@suse.de>
3296 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3297 * tree-ssa-sccvn.c (process_scc): Likewise.
3298 * tree-ssa-sink.c (execute_sink_code): Likewise.
3299 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3300 * tree-vrp.c (process_assert_insertions): Likewise.
3301 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3302 (perform_tree_ssa_dce): Likewise.
3303 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3304 (dump_dominator_optimization_stats): Likewise.
3305 * tree-vectorizer.c (vectorize_loops): Likewise.
3307 2008-05-20 Richard Guenther <rguenther@suse.de>
3309 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3311 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3313 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3314 (ix86_i386elf_return_in_memory): Likewise.
3315 (ix86_i386interix_return_in_memory): Likewise.
3316 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3317 (SUBTARGET_RETURN_IN_MEMORY): New.
3318 * config/i386/i386elf.h: Likewise.
3319 * config/i386/ptx4-i.h: Likewise.
3320 * config/i386/sol2-10.h: Likewise.
3321 * config/i386/sysv4.h: Likewise.
3322 * config/i386/vx-common.h: Likewise.
3323 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3324 * config/i386/i386.c (ix86_return_in_memory): Made static and
3325 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3326 (ix86_i386elf_return_in_memory): Removed.
3327 (ix86_i386interix_return_in_memory): Removed.
3328 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3329 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3331 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3333 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3335 2008-05-19 Xinliang David Li <davidxl@google.com>
3337 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3339 * common.opt: Ditto.
3340 * doc/invoke.texi: Ditto.
3342 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3344 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3345 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3347 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3349 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3350 sizes of operand array from 8/4 to 4/2.
3351 (ix86_expand_vector_init_general): Change size of operand array
3352 from 32 to 16. Remove op0, op1 and half_mode.
3354 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3356 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3357 (ix86_expand_vector_init_interleave): Likewise.
3358 (ix86_expand_vector_init_general): Use them. Assert
3359 word_mode == SImode when n_words == 4.
3361 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.c (ix86_secondary_reload): New static function.
3364 (TARGET_SECONDARY_RELOAD): New define.
3365 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3366 * config/i386/i386.md (reload_outqi): Remove.
3368 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3371 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3372 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3373 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3374 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3375 (fold_builtin_1): Likewise.
3376 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3377 c-common.c (check_builtin_function_arguments): Handle
3378 BUILT_IN_ISINF_SIGN.
3379 * doc/extend.texi: Document __builtin_isinf_sign.
3380 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3382 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3385 EH cleanup at the end of the pass, search for those that have been
3386 turned into forwarder blocks and do the cleanup on their successor.
3388 2008-05-18 Richard Guenther <rguenther@suse.de>
3390 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3391 pointers to sizetype and vice versa.
3393 2008-05-18 Xinliang David Li <davidxl@google.com>
3395 * gcc/tree-ssa-dce.c: Coding style fix.
3396 (check_pow): Documentation comment.
3397 (check_log): Documenation comment. Coding style fix.
3398 (is_unnecessary_except_errno_call): Ditto.
3399 (gen_conditions_for_pow): Ditto.
3400 (gen_conditions_for_log): Ditto.
3401 (gen_shrink_wrap_conditions): Ditto.
3402 (shrink_wrap_one_built_in_calls): Ditto.
3403 * gcc/doc/invoke.texi: Better documentation string.
3404 * ChangeLog: Fix wrong change log entries from
3405 May 17 checkin on function call DCE.
3407 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3409 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3411 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3413 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3414 * df-problems.c (simulation routines): Fixed block comment to
3415 properly say how to add forwards scanning functions.
3417 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3419 * tree-inline.c (setup_one_parameter): Remove dead code.
3421 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3423 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3424 a BIT_AND_EXPR only for an INTEGER_TYPE.
3426 2008-05-17 Xinliang David Li <davidxl@google.com>
3428 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3429 (check_pow, check_log, is_unnecessary_except_errno_call): New
3430 functions to check for eliminating math functions that are pure
3431 except for setting errno.
3432 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3433 general condition expressions for shrink-wrapping pow/log calls.
3434 (gen_shrink_wrap_conditions): Ditto.
3435 (shrink_wrap_one_built_in_call): Ditto.
3436 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3437 (mark_operand_necessary): If debugging, output if OP is necessary.
3438 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3440 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3442 * gcc/common.opt: New user flag -ftree-builtin-dce.
3443 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3445 2008-05-16 David S. Miller <davem@davemloft.net>
3447 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3448 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3450 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3453 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3455 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3457 * ifcvt.c (dead_or_predicable): Rename
3458 df_simulate_one_insn_backwards to df_simulate_one_insn.
3459 * recog.c (peephole2_optimize): Ditto.
3460 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3462 * df.h: Rename df_simulate_one_insn_backwards to
3463 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3464 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3465 scanning of defs and uses.
3466 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3467 (df_simulate_one_insn_forwards): Removed.
3469 2008-05-16 Doug Kwan <dougkwan@google.com>
3471 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3473 (real_from_string): Handle NaNs and Inf as approriate.
3475 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3477 * doc/gty.texi (Source Files Containing Type Information): Note
3478 that headers should appear first in the gtfiles list.
3480 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3482 * tree.def (COND_EXEC): Properly documented this code.
3484 2008-05-16 Diego Novillo <dnovillo@google.com>
3486 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3487 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3490 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3492 * tree-ssa-dse (max_stmt_uid): Removed.
3493 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3494 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3495 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3496 * function.h (cfun.last_stmt_uid): New field.
3497 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3498 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3500 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3501 (create_stmt_ann): Initialize the ann->uid field.
3502 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3504 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3506 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3508 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3509 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3510 (init_empty_tree_cfg): Call it.
3512 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3514 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3517 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3519 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3520 * tree-dump.c (dump_options): New verbose option.
3521 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3523 * tree-pass.h (TDF_VERBOSE): New dump flag.
3524 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3525 (tree-flow.h): Added include.
3526 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3528 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3530 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3532 From Jie Zhang <jie.zhang@analog.com>
3533 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3534 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3535 mcpu=bf561-none and mcpu=bf561-0.2.
3536 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3537 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3538 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3539 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3540 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3541 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3542 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3544 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3545 (cputype_selected): Remove.
3546 (bfin_handle_option): Don't use cputype_selected.
3547 (override_options): When no mcpu option, enable all workarounds.
3548 Don't use bfin_workarounds.
3549 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3551 (DEFAULT_CPU_TYPE): Don't define.
3553 2008-05-16 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3556 on deletion of the last stmt.
3558 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3560 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3561 V8HImode for SSE2 and V16QImode for SSE4.1.
3563 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3565 * cgraph.h (compute_inline_parameters): Made public.
3566 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3567 variable_generate_summary, function_write_summary,
3568 variable_write_summary, variable_read_summary. Added generate_summary,
3569 write_summary, read_summary.
3570 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3571 pass_ipa_inline.function_generate_summary, to
3572 compute_inline_parameters.
3573 * ipa-inline.c (compute_inline_parameters): Made public and added
3575 (compute_inline_parameters_for_current): New function.
3576 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3577 (inline_generate_summary): Removed parameter and made to loop over
3579 (pass_ipa_inline): Updated for new IPA_PASS structure.
3580 * passes.c (execute_ipa_summary_passes): Now is called once per
3581 pass rather than once per node*pass.
3583 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3585 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3586 avr_have_mul_p, avr_asm_only_p): Remove variables.
3587 (avr_override_options): Remove initialization of removed variables.
3588 (avr_file_start): Convert removed variables to fields of
3589 'struct base_arch_s *avr_current_arch'.
3590 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3591 (AVR_HAVE_MUL): (Ditto.).
3592 (AVR_HAVE_MOVW): (Ditto.).
3593 (AVR_HAVE_LPMX): (Ditto.).
3594 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3595 avr_asm_only_p): Remove declaration.
3597 2008-05-15 Diego Novillo <dnovillo@google.com>
3599 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3600 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3602 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3605 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3606 Don't call record_truncated_value from here.
3607 (record_truncated_value): Turn it into a for_each_rtx callback.
3608 (record_truncated_values): New function.
3609 (combine_instructions): Call note_uses with record_truncated_values.
3610 Change name of check_conversion to check_promoted_subreg.
3612 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3614 * doc/sourcebuild.texi: Document support for torture tests.
3616 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3618 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3619 to alternative 4 of operand 2.
3621 2008-05-15 Richard Guenther <rguenther@suse.de>
3623 * tree-pass.h (current_pass): Declare.
3624 (get_pass_for_id): Likewise.
3625 * passes.c (passes_by_id, passes_by_id_size): New globals.
3626 (set_pass_for_id): New function.
3627 (get_pass_for_id): Likewise.
3628 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3629 (execute_function_todo): Flush per function statistics.
3630 * toplev.c (compile_file): Init statistics.
3631 (general_init): Do early statistics initialization.
3632 (finalize): Finish statistics.
3633 * statistics.h (statistics_early_init): Declare.
3634 (statistics_init): Likewise.
3635 (statistics_fini): Likewise.
3636 (statistics_fini_pass): Likewise.
3637 (statistics_counter_event): Likewise.
3638 (statistics_histogram_event): Likewise.
3639 * statistics.c: New file.
3640 * Makefile.in (OBJS-common): Add statistics.o.
3641 (statistics.o): Add dependencies.
3642 * doc/invoke.texi (-fdump-statistics): Document.
3644 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3646 (execute_pre): Use statistics_counter_event.
3647 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3648 (substitute_and_fold): Increment it. Use statistics_counter_event.
3650 2008-05-15 Diego Novillo <dnovillo@google.com>
3652 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3654 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3655 * tree-ssa-alias.c (new_type_alias): Remove references to
3656 sub-variables from comment.
3657 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3659 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3662 attribute to 1 only for insertps alternative.
3664 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3666 * config/bfin/bfin.md (loadbytes): New pattern.
3667 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3668 (bfin_init_builtins): Initialize it.
3669 (bdesc_1arg): Add it.
3671 2008-05-15 Sa Liu <saliu@de.ibm.com>
3673 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3674 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3675 * testsuite/lib/target-supports.exp: Add
3676 check_effective_target_fortran_integer_16.
3678 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3680 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3681 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3682 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3683 (TARGET_RETURN_IN_MEMORY): Define.
3685 2008-05-15 Richard Guenther <rguenther@suse.de>
3688 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3689 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3690 represent unmodifiable vars.
3692 2008-05-15 Richard Guenther <rguenther@suse.de>
3694 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3695 INDIRECT_REF and TARGET_MEM_REF.
3696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3699 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3700 H.J. Lu <hongjiu.lu@intel.com>
3702 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3703 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3704 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3705 insn alternatives. Add missing alternatives.
3706 (*vec_concatv2di_rex64_sse4_1): Likewise.
3707 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3708 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3711 2008-05-15 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/36009
3714 PR tree-optimization/36204
3715 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3716 (determine_invariantness_stmt): Record the loop a store is
3718 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3721 2008-05-15 Richard Guenther <rguenther@suse.de>
3723 PR tree-optimization/34330
3724 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3725 through the pointer will alias the SMT.
3727 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3729 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3731 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3733 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3735 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3736 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3738 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3739 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3740 (vashl_optab): New optab for vector/vector shifts.
3741 (vashr_optab): Ditto.
3742 (vlshr_optab): Ditto.
3743 (vrotl_optab): Ditto.
3744 (vrotr_optab): Ditto.
3745 (optab_subtype): New enum for optab_for_tree_code call.
3746 (optab_for_tree_code): Add enum optab_subtype argument.
3748 * optabs.c (optab_for_tree_code): Take an additional argument to
3749 distinguish between a vector shift by a scalar and vector shift by
3750 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3751 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3752 vector shift by a vector.
3753 (expand_widen_pattern_expr): Pass additional argument to
3754 optab_for_tree_code.
3756 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3757 vrotl_optab, vrotr_optab.
3759 * expr.c (expand_expr_real_1): Update calls to
3760 optab_for_tree_code to distinguish between vector shifted by a
3761 scalar and vector shifted by a vector.
3762 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3763 (supportable_narrowing_operation): Ditto.
3764 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3765 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3766 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3767 (vect_create_epilog_for_reduction): Ditto.
3768 (vectorizable_reduction): Ditto.
3769 (vectorizable_operation): Ditto.
3770 (vect_strided_store_supported): Ditto.
3771 (vect_strided_load_supported): Ditto.
3772 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3773 * expmed.c (expand_shift): Ditto.
3775 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3777 (ashr@var{m}3): Ditto.
3778 (vashl@var{m}3): Document new vector/vector shift standard name.
3779 (vashr@var{m}3): Ditto.
3780 (vlshr@var{m}3): Ditto.
3781 (vrotl@var{m}3): Ditto.
3782 (vrotr@var{m}3): Ditto.
3784 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3785 (PPERM_INVERT): Ditto.
3786 (PPERM_REVERSE): Ditto.
3787 (PPERM_REV_INV): Ditto.
3788 (PPERM_ZERO): Ditto.
3789 (PPERM_ONES): Ditto.
3790 (PPERM_SIGN): Ditto.
3791 (PPERM_INV_SIGN): Ditto.
3792 (PPERM_SRC1): Ditto.
3793 (PPERM_SRC2): Ditto.
3795 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3796 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3797 allows a memory operand to be the value being added, and split it
3798 to improve vectorization.
3799 (sse5_pmacsdqh_mem): Ditto.
3800 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3801 (sse5_mulv2div2di3_high): Ditto.
3802 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3803 (vec_pack_trunc_v4si): Ditto.
3804 (vec_pack_trunc_v2di): Ditto.
3805 (sse5_pcmov_<mode>): Remove code that tried to use use
3806 andps/andnps instead of pcmov.
3807 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3808 pmacsdqh instructions.
3809 (vec_widen_smult_lo_v4si): Ditto.
3811 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3812 (PPERM_INVERT): Ditto.
3813 (PPERM_REVERSE): Ditto.
3814 (PPERM_REV_INV): Ditto.
3815 (PPERM_ZERO): Ditto.
3816 (PPERM_ONES): Ditto.
3817 (PPERM_SIGN): Ditto.
3818 (PPERM_INV_SIGN): Ditto.
3819 (PPERM_SRC1): Ditto.
3820 (PPERM_SRC2): Ditto.
3821 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3823 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3825 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3826 says ignore whether the last reference is a memory operand.
3828 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3829 Paolo Bonzini <bonzini at gnu dot org>
3831 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3834 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3835 (vlshr<mode>3): Rename from vlshr<mode>3.
3836 (vashr<mode>3): Rename from vashr<mode>3.
3837 (mulv4sf3): Change the names of vector shift patterns.
3841 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3844 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3869 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3870 (floatunssidf2_internal): Change vector/vector shift names.
3871 (floatunsdidf2_internal): Ditto.
3878 (vashl<mode>3): Rename from ashl<mode>3.
3879 (vashr<mode>3): Rename from ashr<mode>3.
3880 (vlshr<mode>3): Rename from lshr<mode>3.
3881 (vrotl<mode>3): Rename from rotl<mode>3.
3883 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3886 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3887 multiply gives the wrong value when doing widening multiplies.
3888 (vec_widen_smult_lo_v4si): Ditto.
3890 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3892 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3893 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3894 emit_library_call_value.
3895 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3896 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3897 * calls.c (initialize_argument_information, precompute_arguments,
3898 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3899 (precompute_arguments): Removed flags parameter.
3900 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3902 2008-05-14 Richard Guenther <rguenther@suse.de>
3904 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3905 Make sure to register the store if the use is a PHI_NODE.
3907 2008-05-14 Olivier Hainque <hainque@adacore.com>
3909 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3910 memory if the component is to be referenced in BLKmode according
3911 to get_inner_reference.
3913 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3915 * calls.c (emit_library_call_value_1): Restore code clearing
3916 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3918 2008-05-14 Olivier Hainque <hainque@adacore.com>
3919 Nicolas Roche <roche@adacore.com>
3921 * configure.ac: Add support for a "gcc_subdir" variable in
3922 config-lang.in, to denote a subdirectory where the language/GCC
3923 integration files are to be found.
3924 * configure: Regenerate.
3926 2008-05-14 Ira Rosen <irar@il.ibm.com>
3928 PR tree-optimization/36098
3929 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3930 value for the first load in the group in case of a gap.
3931 (vect_build_slp_tree): Check that there are no gaps in loads.
3933 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3935 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3936 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3937 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3938 emit_insn and remove unneeded code to construct extra args.
3939 (emit_no_conflict_block): Removed.
3940 * optabls.h: (emit_no_conflict_block): Removed.
3941 * cse.c (cse_extended_basic_block): Remove search for
3942 REG_NO_CONFLICT note.
3943 * global.c: Removed incorrect comment added in revision 117.
3944 * expr.c (convert_move): Change call to emit_no_conflict_block to
3946 * recog.c: Change comments so that they do not mention
3948 * local_alloc.c (combine_regs): Removed last parameter.
3949 (no_conflict_p): Removed.
3950 (block_alloc): Removed note, no_conflict_combined_regno and set
3951 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3952 (combine_regs): Removed already_dead and code to look for
3953 REG_NO_CONFLICT notes.
3954 * lower_subreg (remove_retval_note): Removed code to look for
3955 REG_NO_CONFLICT block.
3956 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3957 (resolve_clobber): Remove code to process libcalls that have
3958 REG_NO_CONFLICT notes.
3959 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3961 * combine.c (can_combine_p, distribute_notes): Removed
3962 REG_NO_CONFLICT case.
3963 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3965 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3966 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3968 * reg-notes.def (NO_CONFLICT): Removed.
3970 2008-05-14 David S. Miller <davem@davemloft.net>
3972 * config/sparc/sparc.c (sparc_profile_hook): If
3973 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3974 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3975 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3977 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3979 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3981 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3985 and op1 expansion before vector concat to have less live pseudos.
3987 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3989 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3990 ix86_expand_vector_set if supported.
3992 2008-05-13 Diego Novillo <dnovillo@google.com>
3993 Kenneth Zadeck <zadeck@naturalbridge.com>
3995 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3997 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3998 phinodes_print_statistics, init_ssanames, fini_ssanames,
3999 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4000 release_ssa_name, release_defs, replace_ssa_name_symbol,
4001 ssanames_print_statistics): Move ...
4002 * tree-flow.h: ... here.
4003 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4004 Use FN instead of cfun.
4005 (make_ssa_name_fn): Rename from make_ssa_name.
4006 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4007 * tree-flow-inline.h (make_ssa_name): Move from
4008 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4009 * omp-low.c (expand_omp_parallel):
4010 * tree-flow-inline.h (redirect_edge_var_map_result):
4011 * tree-ssa.c (init_tree_ssa): Add argument FN.
4012 Use it instead of cfun. Update all users.
4014 2008-05-13 Tom Tromey <tromey@redhat.com>
4016 PR preprocessor/22168:
4017 * doc/cpp.texi (Top): Update menu.
4018 (Alternatives to Wrapper #ifndef): New node.
4019 (Other Directives): Document deprecation.
4020 (Obsolete Features): Remove menu.
4021 (Assertions): Merge node into Obsolete Features.
4022 (Obsolete once-only headers): Move earlier; rename to Alternatives
4024 * doc/cppopts.texi: Update.
4025 * c.opt (Wdeprecated): Enable for C and ObjC.
4026 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4027 (C++ Dialect Options): Move -Wno-deprecated from here to...
4028 (Warning Options): ... here.
4030 2008-05-13 Richard Guenther <rguenther@suse.de>
4033 * fold-const.c (fold_sign_changed_comparison): Do not allow
4034 changes in pointer-ness.
4036 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4039 * config/sh/sh.c (sh_expand_prologue): Don't clear
4040 RTX_FRAME_RELATED_P for push insns.
4042 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4044 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4046 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4048 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4049 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4050 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4052 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4054 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4055 (*vec_concatv4sf_sse): This.
4056 (*sse2_concatv2si): Renamed to ...
4057 (*vec_concatv2si_sse2): This.
4058 (*sse1_concatv2si): Renamed to ...
4059 (*vec_concatv2si_sse): This.
4060 (*vec_concatv2di_rex): Renamed to ...
4061 (*vec_concatv2di_rex64): This.
4062 (*vec_concatv2si_sse4_1): New.
4063 (*vec_concatv2di_rex64_sse4_1): Likewise.
4065 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4067 PR rtl-optimization/36111
4068 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4069 that was created for swappable operands.
4071 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4074 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4075 * configure.ac: Add call to ACX_PROG_GNAT.
4077 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4079 * optc-gen.awk: Fix comment typo.
4081 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4083 * pretty-print.c (pp_integer_with_precision): Use
4084 HOST_LONG_LONG_FORMAT.
4086 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4088 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4090 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4092 * config/i386/i386.c (bdesc_ptest): Removed.
4093 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4094 (bdesc_args): Add __builtin_ia32_ptestz128,
4095 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4096 (ix86_init_mmx_sse_builtins): Updated.
4097 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4098 (ix86_expand_builtin): Updated.
4100 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4102 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4103 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4105 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4107 * value-prof.c (interesting_stringop_to_profile): Do not
4108 return early for BUILT_IN_MEMPCPY.
4110 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4112 * calls.c (expand_call): Don't use callgraph to increase
4113 preferred_stack_boundary.
4115 * cgraph.h (cgraph_rtl_info): Use unsigned on
4116 preferred_incoming_stack_boundary.
4118 * final.c (rest_of_clean_state): Use unsigned on
4119 preferred_stack_boundary.
4121 2008-05-09 Tom Tromey <tromey@redhat.com>
4123 PR preprocessor/22231:
4124 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4127 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4129 PR tree-optimization/36129
4130 * tree-ssa-ccp.c: Include value-prof.h.
4131 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4132 built-in function was folded to a constant.
4133 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4135 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4136 Sebastian Pop <sebastian.pop@amd.com>
4138 * tree-scalar-evolution.c: Document instantiate_scev.
4139 (instantiate_parameters_1): Renamed instantiate_scev_1.
4140 Don't use the same loop for instantiation_loop and evolution_loop.
4141 (instantiate_scev): New.
4142 (instantiate_parameters): Moved...
4143 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4144 same loop twice. Maintains the semantics for this function.
4145 * tree-scalar-evolution.h (instantiate_scev): Declare.
4146 (instantiate_parameters): ...here. Now static inline.
4147 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4148 instead of resolve_mixers.
4150 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4152 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4154 2008-05-09 Tomas Bily <tbily@suse.cz>
4156 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4157 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4158 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4159 * c-common.c (c_common_truthvalue_conversion): Likewise.
4160 * tree-object-size.c (compute_object_offset): Likewise.
4161 * tree-inline.c (estimate_num_insns_1): Likewise.
4162 * varasm.c (const_hash_1, compare_constant, copy_constant)
4163 (compute_reloc_for_constant, output_addressed_constants)
4164 (initializer_constant_valid_p): Likewise.
4165 * c-omp.c (check_omp_for_incr_expr): Likewise.
4166 * gimplify.c (gimplify_expr): Likewise.
4167 * c-typeck.c (c_finish_return): Likewise.
4168 * tree-vectorizer.c (supportable_widening_operation)
4169 (supportable_narrowing_operation): Likewise.
4170 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4171 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4172 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4173 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4174 (descr_info_loc): Likewise.
4175 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4176 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4177 (fold_unary): Likewise.
4178 * builtins.c (get_pointer_alignment): Likewise.
4179 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4180 (instantiate_parameters_1): Likewise.
4181 * tree.c (expr_align, stabilize_reference): Likewise.
4182 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4183 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4184 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4185 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4186 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4187 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4189 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4190 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4191 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4192 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4193 (forward_propagate_comparison)
4194 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4195 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4196 * emit-rtl.c (component_ref_for_mem_expr)
4197 (set_mem_attributes_minus_bitpos): Likewise.
4198 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4199 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4201 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4202 (build_function_call, pointer_diff, build_compound_expr)
4203 (c_finish_return): Likewise.
4204 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4205 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4207 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4208 * expr.c (is_aligning_offset): Likewise.
4209 * tree-ssa-alias.c (is_escape_site): Likewise.
4210 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4211 (check_all_va_list_escapes): Likewise.
4212 * tree-ssa-loop-ivopts.c (determine_base_object)
4213 (determine_common_wider_type): Likewise.
4214 * dojump.c (do_jump): Likewise.
4215 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4216 * tree-gimple.c (is_gimple_cast): Likewise.
4217 * fold-const.c (decode_field_reference, )
4218 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4219 (fold_binary): Likewise.
4220 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4221 (already_warned_in_frontend_p): Likewise.
4222 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4223 * tree.c (really_constant_p, get_unwidened): Likewise.
4224 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4225 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4226 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4228 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4230 (CONVERT_EXPR_P): Define.
4231 (CASE_CONVERT): Define.
4233 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4236 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4237 (delete_unmarked_insns): When deleting a call, call
4238 delete_unreachable_blocks.
4239 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4240 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4242 2008-05-08 Richard Guenther <rguenther@suse.de>
4244 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4245 (-ftree-salias): Likewise.
4246 (salias-max-implicit-fields): Remove param documentation.
4247 (salias-max-array-elements): Likewise.
4248 * tree-pass.h (pass_create_structure_vars): Remove.
4249 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4250 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4251 * tree-ssa-alias.c (create_structure_vars): Remove.
4252 (gate_structure_vars): Likewise.
4253 (pass_create_structure_vars): Likewise.
4254 (gate_build_alias): Likewise.
4255 (pass_build_alias): Adjust to run always and dump the function.
4256 * common.opt (ftree-salias): Hide.
4257 * passes.c (init_optimization_passes): Remove
4258 pass_create_structure_vars, adjust comment.
4259 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4260 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4261 * opts.c (decode_options): Do not set flag_tree_salias.
4262 (common_handle_option): Add OPT_ftree_salias to the backward
4263 compatibility section.
4265 2008-05-08 Richard Guenther <rguenther@suse.de>
4267 * tree-flow-inline.h (var_can_have_subvars): Move ...
4268 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4269 * tree-flow.h (var_can_have_subvars): Remove.
4270 (push_fields_onto_fieldstack): Remove.
4271 (sort_fieldstack): Likewise.
4272 (struct fieldoff): Move ...
4273 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4274 alias_set and base_for_components fields.
4275 (sort_fieldstack): Make static.
4276 (push_fields_onto_fieldstack): Likewise. Remove code that
4277 handles anything but RECORD_TYPEs. Remove alias_set and
4278 base_for_components handling.
4279 (create_variable_info_for): Adjust.
4281 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4283 * common.opt (Wframe-larger-than=): Shorten the help message
4285 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4287 2008-05-08 Rafael Espindola <espindola@google.com>
4289 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4291 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4292 trap and that both operands are gimple values.
4293 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4294 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4297 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4299 * read-rtl.c (join_c_conditions): Return the first string if the
4300 two strings are equal.
4302 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4304 * gensupport.h (pred_data): Add a "num_codes" field.
4305 (add_predicate_code): Declare.
4306 * gensupport.c (add_predicate_code): New function.
4307 (std_pred_table): Add an "allows_const_p" field.
4308 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4309 Remove the (incomplete) list of such codes from the codes field.
4310 (init_predicate_table): Use add_predicate_code. Add all
4311 RTX_CONST_OBJs if allows_const_p is true.
4312 * genrecog.c (process_define_predicate): Use add_predicate_code.
4314 2008-05-08 David Daney <ddaney@avtrex.com>
4315 Richard Sandiford <rsandifo@nildram.co.uk>
4317 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4318 special case of constant zero operands.
4319 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4320 old and new values. Special case constant zero values.
4321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4323 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4324 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4326 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4329 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4330 similar RTX_CONST_OBJ before CONST_INT.
4332 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4334 * stmt.c (expand_stack_restore): Change sa mode if needed.
4336 2008-05-08 Richard Guenther <rguenther@suse.de>
4338 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4339 return type to bool.
4340 (ix86_sol10_return_in_memory): Likewise.
4341 (ix86_i386elf_return_in_memory): Likewise.
4342 (ix86_i386interix_return_in_memory): Likewise.
4343 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4344 (ix86_sol10_return_in_memory): Likewise.
4345 (ix86_i386elf_return_in_memory): Likewise.
4346 (ix86_i386interix_return_in_memory): Likewise.
4348 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4351 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4353 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4354 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4357 2008-05-08 Richard Guenther <rguenther@suse.de>
4359 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4360 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4361 (DR_SUBVARS): Remove.
4362 * tree-dfa.c (dump_subvars_for): Remove.
4363 (debug_subvars_for): Likewise.
4364 (dump_variable): Do not dump subvars.
4365 (remove_referenced_var): Do not remove subvars.
4366 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4367 (lookup_subvars_for_var): Remove.
4368 (get_subvars_for_var): Likewise.
4369 (get_subvars_at): Likewise.
4370 (get_first_overlapping_subvar): Likewise.
4371 (overlap_subvar): Likewise.
4372 * tree-flow.h (subvar_t): Remove.
4373 (struct var_ann_d): Remove subvars field.
4374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4375 argument. Remove special handling of SFTs.
4376 (compute_tag_properties): Likewise.
4377 (set_initial_properties): Likewise.
4378 (compute_call_clobbered): Likewise.
4379 (count_mem_refs): Likewise.
4380 (compute_memory_partitions): Likewise.
4381 (compute_flow_insensitive_aliasing): Likewise.
4382 (setup_pointers_and_addressables): Likewise.
4383 (new_type_alias): Likewise.
4384 (struct used_part): Remove.
4385 (used_portions): Likewise.
4386 (struct used_part_map): Likewise.
4387 (used_part_map_eq): Likewise.
4388 (used_part_map_hash): Likewise.
4389 (free_used_part_map): Likewise.
4390 (up_lookup): Likewise.
4391 (up_insert): Likewise.
4392 (get_or_create_used_part_for): Likewise.
4393 (create_sft): Likewise.
4394 (create_overlap_variables_for): Likewise.
4395 (find_used_portions): Likewise.
4396 (create_structure_vars): Likewise.
4397 * tree.def (STRUCT_FIELD_TAG): Remove.
4398 * tree.h (MTAG_P): Adjust.
4399 (struct tree_memory_tag): Remove base_for_components and
4400 unpartitionable flags.
4401 (struct tree_struct_field_tag): Remove.
4402 (SFT_PARENT_VAR): Likewise.
4403 (SFT_OFFSET): Likewise.
4404 (SFT_SIZE): Likewise.
4405 (SFT_NONADDRESSABLE_P): Likewise.
4406 (SFT_ALIAS_SET): Likewise.
4407 (SFT_UNPARTITIONABLE_P): Likewise.
4408 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4409 (union tree_node): Remove sft field.
4410 * alias.c (get_alias_set): Remove special handling of SFTs.
4411 * print-tree.c (print_node): Remove handling of SFTs.
4412 * tree-dump.c (dequeue_and_dump): Likewise.
4413 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4414 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4415 * tree-predcom.c (set_alias_info): Do not set subvars.
4416 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4417 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4418 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4419 (add_vars_for_offset): Remove.
4420 (add_virtual_operand): Remove special handling of SFTs.
4421 (add_call_clobber_ops): Likewise.
4422 (add_call_read_ops): Likewise.
4423 (get_asm_expr_operands): Likewise.
4424 (get_modify_stmt_operands): Likewise.
4425 (get_expr_operands): Likewise.
4426 (add_to_addressable_set): Likewise.
4427 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4428 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4429 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4430 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4431 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4432 (tree_node_structure): Likewise.
4433 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4435 (find_what_p_points_to): Likewise.
4437 2008-05-08 Sa Liu <saliu@de.ibm.com>
4439 * config/spu/spu.md: Fixed subti3 pattern.
4441 2008-05-08 Richard Guenther <rguenther@suse.de>
4444 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4445 sure to create a representative for trailing arrays for PTA.
4447 2008-05-08 Richard Guenther <rguenther@suse.de>
4450 * fold-const.c (operand_equal_p): Two objects which types
4451 differ in pointerness are not equal.
4453 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4455 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4456 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4457 (emit_library_call_value_1): Add new variable fndecl initialized by
4458 NULL_TREE. It should be the decl type of orgfun, but this information
4459 seems not to be available here, so it uses the default calling abi.
4460 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4461 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4462 by TARGET_RETURN_IN_MEMORY.
4463 * config/i386/i386-interix.h: Likewise.
4464 * config/i386/i386.h: Likewise.
4465 * config/i386/i386elf.h: Likewise.
4466 * config/i386/ptx4-i.h: Likewise.
4467 * config/i386/sol2-10.h: Likewise.
4468 * config/i386/sysv4.h: Likewise.
4469 * config/i386/vx-common.h: Likewise.
4470 * config/cris/cris.h: Removed #if 0 clause.
4471 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4472 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4474 (ix86_sol10_return_in_memory): Likewise.
4475 (ix86_i386elf_return_in_memory): New.
4476 (ix86_i386interix_return_in_memory): New.
4477 * config/mt/mt-protos.h (mt_return_in_memory): New.
4478 * config/mt/mt.c: Likewise.
4479 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4480 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4481 * config/bfin/bfin.h: Likewise.
4482 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4484 * config/bfin/bfin.c: Likewise.
4485 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4486 * config/alpha/unicosmk.h: Likewise.
4487 * config/i386/cygming.h: Likewise.
4488 * config/iq2000/iq2000.h: Likewise.
4489 * config/mips/mips.h: Likewise.
4490 * config/mn10300/mn10300.h: Likewise.
4491 * config/rs6000/rs6000.h: Likewise.
4492 * config/score/score.h: Likewise.
4493 * config/spu/spu.h: Likewise.
4494 * config/v850/v850.h: Likewise.
4495 * defaults.h: Likewise.
4496 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4497 * expr.c (emit_block_move): Adjust use of
4498 OUTGOING_REG_PARM_STACK_SPACE.
4499 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4500 OUTGOING_REG_PARM_STACK_SPACE.
4501 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4503 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4505 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4506 on OMP_RETURN for OMP_FOR.
4509 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4510 (fortran_common): New function.
4511 (gen_variable_die): Call fortran_common instead of common_check,
4512 adjust for it returning tree instead of rtx. Formatting.
4514 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4518 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4519 * c-decl.c (merge_decls): Ditto.
4520 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4521 to RTL_CONST_OR_PURE_CALL_P.
4522 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4523 Initialized DECL_LOOPING_CONST_PURE.
4524 (process_call_operands): Set tree_side_effects properly.
4525 * tree.h (TREE_READONLY_DECL_P): Removed.
4526 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4527 (DECL_LOOPING_OR_CONST_P): New macro.
4528 (struct tree_function_decl): Added looping_const_or_pure_p.
4530 (ECF_LOOPING_OR_CONST_P): New macro.
4531 * rtlanal.c (pure_const_p): Removed.
4532 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4533 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4534 to RTL_CONST_CALL_P.
4535 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4536 (check_decl, check_tree, check_call, scan_function): Initialize
4538 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4539 (static_execute): Set looping true for recursive functions.
4540 Undo setting state to IPA_NEITHER for recursive functions.
4542 * ifcvt.c (noce_can_store_speculate_p): Changed
4543 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4544 RTL_CONST_OR_PURE_CALL_P.
4545 * dse.c (scan_insn): Ditto.
4546 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4547 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4548 RTL_CONST_OR_PURE_CALL_P.
4549 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4550 pure_call_p to RTL_CONST_CALL_P.
4551 * gimplify.c (gimplify_call_expr): Clear side effects for
4552 non-looping pure and constant calls.
4553 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4554 (flags_from_decl_or_type): Set ecf flags from decl flags.
4555 (initialize_argument_information): Turn off
4556 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4557 Change const to pure if callee_copies is true rather than just
4559 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4560 way of marking pure calls.
4561 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4562 Remove hack that was supposed to fix pr7335 and remove old
4563 way of marking pure calls.
4564 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4565 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4566 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4567 RTL_CONST_OR_PURE_CALL_P.
4568 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4569 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4570 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4571 * sched-deps.c (schedule_analyze): Ditto.
4572 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4573 return_val field of calls to represent pure and const function info.
4574 (CONST_OR_PURE_CALL_P): Deleted macro.
4575 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4576 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4577 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4579 * tree-optimize.c (execute_fixup_cfg): Added test for
4580 ECF_LOOPING_CONST_OR_PURE.
4581 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4583 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4584 effects for looping pure or const calls.
4585 (verify_gimple_expr): Added verification code.
4586 * config/alpha/alpha.c (alpha_legitimize_address,
4587 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4589 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4590 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4591 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4592 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4593 RTL_CONST_OR_PURE_CALL_P.
4594 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4595 and const calls to be deleted.
4597 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4600 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4601 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4602 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4603 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4604 to handle nonimmediate operands.
4605 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4606 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4607 to handle nonimmediate operands.
4608 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4609 (mmx_pmulhrwv4hi3): New expander. Use
4610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4611 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4612 (sse2_umulv1siv1di3): New expander. Use
4613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4614 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4615 (mmx_eq<mode>3): New expander. Use
4616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4617 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4618 (mmx_uavgv8qi3): New expander. Use
4619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4620 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4621 (mmx_uavgv4hi3): New expander. Use
4622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4624 * config/i386/sse.md
4625 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4626 to handle nonimmediate operands.
4627 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4628 to handle nonimmediate operands.
4629 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4630 to handle nonimmediate operands.
4631 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4632 to handle nonimmediate operands.
4633 (sse2_unpckhpd_exp): New expander. Use
4634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4635 (sse2_unpcklpd_exp): New expander. Use
4636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4637 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4638 to handle nonimmediate operands.
4639 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4640 to handle nonimmediate operands.
4641 (*sse2_<plusminus_insn><mode>3): Rename from
4642 sse2_<plusminus_insn><mode>3 insn pattern.
4643 (sse2_<plusminus_insn><mode>3): New expander. Use
4644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4645 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4646 (sse2_umulv2siv2di3): New expander. Use
4647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4648 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4649 (sse4_1_mulv2siv2di3): New expander. Use
4650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4651 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4652 (sse2_pmaddwd): New expander. Use
4653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4654 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4655 (sse2_eq<mode>3): New expander. Use
4656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4657 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4658 (sse4_1_eqv2di3): New expander. Use
4659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4660 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4661 (sse2_uavgv16qi3): New expander. Use
4662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4663 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4664 (sse2_uavgv16qi3): New expander. Use
4665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4666 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4667 (sse2_uavgv8hi3): New expander. Use
4668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4669 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4670 (ssse3_pmulhrswv8hi3): New expander. Use
4671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4672 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4673 (ssse3_pmulhrswv4hi3): New expander. Use
4674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4676 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4677 (<sse>_vmmul<mode>3): Ditto.
4678 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4680 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4681 (ssse3_pmaddubsw): Ditto.
4683 * config/i386/i386.c (struct_builtin_description)
4684 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4685 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4686 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4687 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4688 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4689 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4690 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4691 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4692 (ix86_fixup_binary_operands): Assert that src1
4693 and src2 must have the same mode when swapped.
4694 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4695 and ix86_binary_operator_ok. Do not force operands in registers
4698 2008-05-07 Jan Hubicka <jh@suse.cz>
4700 * cgraph.c (dump_cgraph_node): Update.
4701 * cgraph.h (cgraph_local_info): Break out inline summary.
4702 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4704 * ipa-inline (inline_summary): New accestor function.
4705 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4706 cgraph_decide_inlining, compute_inline_parameters): Update.
4707 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4709 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4711 Cleanup ColdFire scheduling support and add V4 pipeline model.
4713 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4714 (define_attr cpu): Add cfv4 value.
4715 (define_attr type, define_attr type1): Merge into a single 'type'
4716 attribute. Update all uses.
4717 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4718 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4720 (define_attr opx_mem, define_attr opy_mem): Remove.
4721 (define_attr op_mem): Clean up, update comment.
4722 (define_attr size): Use specific values instead of general int.
4723 (define_attr guess, define_attr split): Remove. Update all uses.
4724 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4725 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4726 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4727 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4728 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4729 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4730 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4731 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4732 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4733 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4734 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4735 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4736 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4737 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4738 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4739 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4740 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4741 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4742 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4743 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4744 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4745 Update or set attributes.
4746 (stack_tie): New fake instruction.
4748 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4749 (m68k_sched_attr_size): Update declaration.
4750 (m68k_sched_attr_type2): Remove.
4751 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4752 Declare new bypass predicates.
4754 * config/m68k/m68k.c (m68k_sched_issue_rate,
4755 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4757 (TARGET_SCHED_ISSUE_RATE,
4758 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4759 (override_options): Handle scheduling for ColdFire V4 core.
4760 (m68k_expand_prologue): Emit stack_tie.
4761 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4762 'OP_TYPE_FPN'. Update all uses.
4763 (sched_guess_p): Remove.
4764 (sched_address_type): Handle symbolic addresses.
4765 (sched_get_operand): New static function.
4766 (sched_operand_type): Merge into sched_attr_op_type.
4767 (sched_attr_op_type): Handle FP registers, handle quick constants,
4769 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4770 (m68k_sched_attr_size): Update. Move logic to ...
4771 (sched_get_attr_size_int): New static function.
4772 (sched_get_opxy_mem_type): New static function.
4773 (m68k_sched_attr_op_mem): Update.
4774 (m68k_sched_attr_type2): Remove.
4775 (sched_cfv4_bypass_data): New static variable.
4776 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4777 (m68k_sched_issue_rate): Implement scheduler hook.
4778 (struct _sched_ib: enabled_p): New field.
4779 (m68k_sched_variable_issue): Update. Handle V4.
4780 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4781 sched_dump_class_func_t, sched_dump_split_class,
4782 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4783 sched_dump_dfa_class, m68k_sched_dump): Remove.
4784 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4786 (m68k_sched_init_global): Remove statisctics dumping, introduce
4787 sanity check that all instructions have pipeline reservations. Handle
4789 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4790 Handle ColdFire V4 core.
4791 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4792 New static functions.
4793 (m68k_sched_address_bypass_p): New bypass predicate.
4794 (sched_get_indexed_address_scale): New static function.
4795 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4797 * cf.md: Update comments.
4798 (define_attr type2): Remove. Use 'type' attribute instead.
4800 (cf_ib): Rename to cfv123_ib. Update all uses.
4801 (cf_oep): Rename to cfv123_oep. Update all uses.
4802 (cf_chr): Rename to cfv123_chr. Update all uses.
4803 (cf_mem): Rename to cfv123_mem. Update all uses.
4804 (cf_mac): Move to more appropriate place.
4805 (cfv123_guess): New automaton and cpu_unit.
4806 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4807 Update uses of 'size' attribute. Handle before reload scheduling.
4808 (cfv123_guess): New dummy reservation for unhandled instructions.
4809 (cfv4_*): Pipeline description of ColdFire V4 core.
4810 (ignore): New reservation to handle 'ignore' type.
4812 2008-05-07 Ian Lance Taylor <iant@google.com>
4815 * gimplify.c (find_single_pointer_decl_1): Don't look through
4817 (find_single_pointer_decl): Adjust comments.
4819 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4822 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4823 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4826 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4827 integral type rather than floating point, then VIEW_CONVERT_EXPR
4828 to the floating point type.
4830 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4833 TFmode op0 to register.
4835 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4837 * c-decl.c (grokdeclarator): Comment typo.
4839 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4841 * tree-flow.h: Remove prototype for computed_goto_p.
4842 * tree-cfg.c (computed_goto_p): Make static.
4844 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4847 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4848 (contains_aligned_value_p): This. Handle _Decimal128.
4849 (ix86_function_arg_boundary): Only align _Decimal128 to its
4850 natural boundary and handle it properly.
4852 2008-05-06 Martin Jambor <mjambor@suse.cz>
4854 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4855 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4856 (ipcp_method_set_orig_node): Removed.
4857 (ipcp_cval_get_cvalue_type): Removed.
4858 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4859 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4860 (ipcp_cval_set_cvalue_type): Removed.
4861 (ipcp_cval_get_cvalue): Removed.
4862 (ipcp_cval_set_cvalue): Removed.
4863 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4864 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4865 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4866 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4867 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4868 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4869 (ipcp_get_ith_lattice): Changed parameters.
4870 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4871 (ipcp_lattice_from_jfunc): Changed parameters.
4872 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4873 (ipcp_method_cval_print): Added temporary variable info.
4874 (ipcp_redirect): Removed already unused local variable caller.
4875 (ipcp_redirect): New temporary variable orig_callee_info
4876 (ipcp_redirect): Removed newly unused local variable callee.
4877 (ipcp_redirect): Removed (a bit confusing) local variable type.
4878 (ipcp_insert_stage): Added local variable info.
4879 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4881 (ipcp_formal_create): Removed.
4882 (ipcp_method_cval_set): Removed.
4883 (ipcp_propagate_stage): Renamed lattice variables.
4884 (ipcp_method_cval_set_cvalue_type): Removed.
4885 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4886 (ipcp_print_all_lattices): Changed printed strings to refer to
4887 lattices rather than cvals.
4888 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4889 (ipcp_propagate_const): Changed formal parameters.
4890 (build_const_val): Changed formal parameters.
4891 (ipcp_insert_stage): Removed useless variable cvalue
4892 (build_const_val): Changed formal parameters.
4893 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4894 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4895 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4896 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4897 (ipcp_print_func_profile_counts): Changed string from "method" to
4899 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4900 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4901 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4902 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4903 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4904 (ipcp_lat_is_const): Changed parameters and made inline.
4905 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4906 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4907 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4908 the predicate condition directly
4909 (ipcp_propagate_stage): Added local variable args. Removed local
4910 variable callee. (Both are mere code simplifications.)
4911 (ipcp_method_dont_insert_const): Renamed to
4912 ipcp_node_not_modifiable_p.
4913 (ipcp_node_not_modifiable_p): Made inline.
4914 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4915 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4916 (ipcp_print_all_lattices): Removed variable cvalue
4917 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4920 2008-05-06 Olivier Hainque <hainque@adacore.com>
4922 * tree-sra.c (try_instantiate_multiple_fields): Early return
4923 if field has POINTER_TYPE.
4925 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4927 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4928 by using 'q' specifier for instruction.
4929 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4931 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4933 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4934 Change mode of zero_extract from QImode to HImode.
4935 (sign bit tests peepholes): (Ditto.).
4937 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/mmx.md: Remove double backslashes from asm templates.
4940 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4941 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4942 to handle nonimmediate operands.
4943 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4944 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4945 to handle nonimmediate operands.
4946 (*mmx_<code>v2sf3_finite): New insn pattern.
4947 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4948 (mmx_<code>v2sf3): New expander. Use
4949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4950 (mmx_<plusminus_insn><mode>3): New expander. Use
4951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4952 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4953 (mmx_add<mode>3): Removed.
4954 (mmx_ssadd<mode>3): Ditto.
4955 (mmx_usadd<mode>3): Ditto.
4956 (mmx_sub<mode>3): Ditto.
4957 (mmx_sssub<mode>3): Ditto.
4958 (mmx_ussub<mode>3): Ditto.
4959 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4960 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4961 to handle nonimmediate operands.
4962 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4964 (mmx_smulv4hi3_highpart): New expander. Use
4965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4966 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4968 (mmx_umulv4hi3_highpart): New expander. Use
4969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4970 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4971 (mmx_<code>v4hi3): New expander. Use
4972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4973 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4974 (mmx_<code>v8qi3): New expander. Use
4975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4976 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4977 (mmx_<code><mode>3): New expander. Use
4978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4980 2008-05-05 Jan Hubicka <jh@suse.cz>
4982 PR tree-optimization/36118
4983 * passes.c (pass_init_dump_file): Fix dump header.
4985 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4989 VCE for function decls.
4991 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4993 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4995 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/i386.md (sat_plusminus): New.
4998 (plusminus_insn): Likewise.
4999 (plusminus_mnemonic): Likewise.
5001 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5002 (*<addsub><mode>3_cc_overflow): Renamed to ...
5003 (*<plusminus_insn><mode>3_cc_overflow): This.
5004 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5005 (*<plusminus_insn>si3_zext_cc_overflow): This.
5007 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5008 (<plusminus_insn><mode>3): This.
5009 (*<addsub><mode>3): Renamed to ...
5010 (*<plusminus_insn><mode>3): This.
5011 (<sse>_vm<addsub><mode>3): Renamed to ...
5012 (<sse>_vm<plusminus_insn><mode>3): This.
5013 (sse3_h<addsub>v4sf3): Renamed to ...
5014 (sse3_h<plusminus_insn>v4sf3): This.
5015 (sse3_h<addsub>v2df3): Renamed to ...
5016 (sse3_h<plusminus_insn>v2df3): This.
5017 (<plusminus_insn><mode>3): New.
5018 (*<plusminus_insn><mode>3): Likewise.
5019 (sse2_<plusminus_insn><mode>3): Likewise.
5020 (add<mode>): Removed.
5021 (*add<mode>3): Likewise.
5022 (sse2_ssadd<mode>3): Likewise.
5023 (sse2_usadd<mode>3): Likewise.
5024 (sub<mode>3): Likewise.
5025 (*sub<mode>3): Likewise.
5026 (sse2_sssub<mode>3): Likewise.
5027 (sse2_ussub<mode>3): Likewise.
5029 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5031 * gthr-single.h: Add in required interface elements as per gthr.h.
5032 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5033 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5034 Generalize UNUSED macro.
5035 (__gthread_once): Add.
5036 (__gthread_key_create): Add.
5037 (__gthread_key_delete): Add.
5038 (__gthread_getspecific): Add.
5039 (__gthread_setspecific): Add.
5041 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5044 the same size types for the indirect reference on the rhs, then
5047 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5049 * config/i386/i386.md
5050 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5051 one insn template instead of template series.
5052 (*xordi_1_rex64): Ditto.
5053 (*xordi_2_rex64): Ditto.
5055 2008-05-05 Ira Rosen <irar@il.ibm.com>
5057 PR tree-optimization/36119
5058 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5061 2008-06-04 Jan Hubicka <jh@suse.cz>
5063 tree-optimization/36100
5064 * tree-pass.h (pass_O0_always_inline): Declare.
5065 * ipa-inline.c (inline_transform): Remove dead code.
5066 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5067 pass_O0_always_inline): New.
5068 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5070 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5072 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5073 mnemonic in this_param move for TARGET_64BIT.
5075 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5078 (*strmovsi_rex_1): Ditto.
5079 (*strsetsi_1): Ditto.
5080 (*strsetsi_rex_1): Ditto.
5082 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5083 adddicc expanders using SWI mode iterator.
5085 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5091 2008-05-04 David S. Miller <davem@davemloft.net>
5093 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5094 (sparc*-*-linux*): Use linux.h in tm_file.
5095 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5096 compiler defaulting to 32-bit.
5097 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5099 * config/sparc/linux.h: Remove definitions now obtained
5100 properly from linux.h
5101 * config/sparc/linux64.h: Likewise.
5102 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5103 don't want this setting for 32-bit builds in a biarch compiler.
5104 * doc/install.texi: Add sparc-linux to list of targets
5105 supporting --enable-targets=all.
5107 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5109 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5111 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5113 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5114 after V4SI_FTYPE_V8HI.
5115 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5116 case V4SI_FTYPE_V2DF.
5118 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5120 * doc/invoke.texi (max-flow-memory-locations): Removed.
5121 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5123 2008-05-03 Richard Guenther <rguenther@suse.de>
5126 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5128 2008-05-02 David S. Miller <davem@davemloft.net>
5130 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5132 2008-05-02 Simon Baldwin <simonb@google.com>
5135 * c-common.h (warn_array_subscript_range): Removed.
5136 * c-common.c (warn_array_subscript_range): Ditto.
5137 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5138 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5140 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5142 * config/i386/i386.c (ix86_special_builtin_type): New.
5143 (bdesc_special_args): Likewise.
5144 (ix86_expand_special_args_builtin): Likewise.
5145 (ix86_init_mmx_sse_builtins): Updated.
5146 (ix86_expand_builtin): Updated.
5147 (ix86_expand_store_builtin): Removed.
5148 (ix86_expand_unop_builtin): Likewise.
5150 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5151 * config/i386/mmintrin.h (__v2sf): Here.
5153 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5155 (_mm_loadl_pi): Likewise.
5156 (_mm_storeh_pi): Replace __v2si with __v2sf.
5157 (_mm_storel_pi): Likewise.
5159 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5160 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5161 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5162 __builtin_ia32_loadlpd.
5164 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5167 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5168 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5169 (ix86_init_mmx_sse_builtins): Updated.
5170 (ix86_expand_args_builtin): Likewise.
5171 (ix86_expand_builtin): Likewise.
5172 (ix86_expand_unop1_builtin): Renamed to ...
5173 (ix86_expand_unop_vec_merge_builtin): This.
5175 2008-05-01 Jan Hubicka <jh@suse.cz>
5178 * ipa-inline.c (inline_generate_summary): Make static.
5179 (inline_transform): Do not call inlining at -O0; make static.
5180 * passes.c (execute_todo): Add sanity check.
5181 (execute_one_ipa_transform_pass): Execute proper flags.
5183 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5185 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5186 (DECL_NONADDRESSABLE_P): Likewise.
5187 * alias.c (record_component_aliases): Fix comment.
5189 2008-05-01 Simon Baldwin <simonb@google.com>
5191 * c-common.h (warn_array_subscript_range): New function.
5192 * c-common.c (warn_array_subscript_range): Ditto.
5193 * tree-vrp.c (check_array_ref): Corrected code to agree with
5194 comment, ignoring only arrays of size 0 or size 1.
5195 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5197 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5199 * config/i386/i386.c (ix86_builtin_type): Replace
5200 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5201 (bdesc_args): Updated.
5202 (ix86_init_mmx_sse_builtins): Likewise.
5203 (ix86_expand_args_builtin): Likewise.
5205 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5208 * doc/extend.texi: Correct __builtin_ia32_palignr.
5210 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5213 * config/i386/i386.c (bdesc_crc32): Removed.
5214 (ix86_expand_crc32): Likewise.
5215 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5216 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5217 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5218 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5219 UINT_FTYPE_UINT_UCHAR.
5220 (bdesc_args): Updated. Add crc32 builtins.
5221 (ix86_init_mmx_sse_builtins): Updated.
5222 (ix86_expand_args_builtin): Updated to support subreg.
5224 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5226 2008-05-01 Jan Hubicka <jh@suse.cz>
5228 * tree-pass.h (opt_pass): Add IPA_PASS.
5229 (varpool_node, cgraph_node): Forward declare.
5230 (ipa_opt_pass): Define.
5231 (pass_ipa_inline): Turn into ipa_opt_pass.
5232 (pass_apply_inline): Remove.
5233 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5234 (apply_inline): Turn into ....
5235 (inline_transform): ... this one.
5236 (inline_generate_summary): New function.
5237 (pass_apply_inline): Remove.
5238 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5240 (struct function): Add ipa_transforms_to_apply.
5241 * passes.c (register_one_dump_file): Work on IPA_PASS.
5242 (init_optimization_passes): Remove pass_inline_parameters and
5244 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5245 (execute_one_pass) ... here; apply transforms when possible.
5246 (add_ipa_transform_pass, execute_ipa_summary_asses,
5247 execute_one_ipa_transform_pass): New.
5248 (execute_ipa_pass_list): Update for IPA_PASS type.
5250 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5252 * config/i386/i386.c (ix86_builtin_type): Add
5253 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5254 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5255 (bdesc_args): Add SSE4a builtins.
5256 (ix86_init_mmx_sse_builtins): Updated.
5257 (ix86_expand_args_builtin): Likewise.
5258 (ix86_expand_builtin): Likewise.
5260 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5262 * config/i386/i386.c (ix86_builtin_type): Add
5263 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5264 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5265 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5266 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5267 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5268 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5269 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5270 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5271 and DI_FTYPE_DI_DI_INT.
5272 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5273 (ix86_init_mmx_sse_builtins): Updated.
5274 (ix86_expand_args_builtin): Likewise.
5275 (ix86_expand_builtin): Likewise.
5276 (ix86_expand_binop_imm_builtin): Removed.
5278 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5280 2008-04-30 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/32921
5283 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5285 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5287 * config/arm/arm.c (arm_unwind_emit): Use
5288 crtl->all_throwers_are_sibcalls instead of
5289 cfun->all_throwers_are_sibcalls.
5290 (arm_output_fn_unwind): Likewise.
5291 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5292 instead of cfun->uses_pic_offset_table.
5293 (frv_expand_prologue): Likewise.
5294 (frv_frame_pointer_required): Likewise.
5295 (frv_expand_fdpic_call): Likewise.
5296 (frv_emit_movsi): Likewise.
5297 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5298 cfun->returns_pcc_struct instead of
5299 current_function_returns_pcc_struct.
5300 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5301 instead of cfun->calls_eh_return.
5302 (m32c_pushm_popm): Likewise.
5303 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5304 "extern" declaration.
5306 2008-04-30 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/21636
5309 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5311 (evaluate_stmt): Print the likely value.
5312 (ccp_visit_stmt): Avoid excessive vertical spacing.
5314 2008-04-30 Rafael Espindola <espindola@google.com>
5316 * builtins.c (fold_call_expr): Return realret.
5317 * tree-ssa-threadedge.c
5318 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5319 __builtin_object_size.
5321 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5323 * gcc.c (wrapper_string): New variable.
5324 (insert_wrapper): New function.
5325 (execute): New option -wrapper.
5326 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5328 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5330 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5331 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5332 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5334 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5335 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5336 config/rs6000/e500crtres64gprctr.asm,
5337 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5338 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5339 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5340 config/rs6000/e500crtsav64gprctr.asm,
5341 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5342 config/rs6000/e500crtsavg64gprctr.asm: New files.
5343 * config/rs6000/t-ppccomm: Add build rules for new files.
5344 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5345 * config/rs6000/t-netbsd: Add build rules for new files.
5346 (LIB2FUNCS_STATIC_EXTRA): New variable.
5347 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5348 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5349 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5351 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/i386.c (ix86_builtin_type): Add
5354 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5355 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5356 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5357 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5358 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5359 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5360 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5361 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5362 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5363 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5364 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5365 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5366 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5367 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5368 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5369 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5370 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5371 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5372 V1DI_FTYPE_V2SI_V2SI.
5373 (bdesc_2arg): Moved to ...
5375 (ix86_init_mmx_sse_builtins): Updated.
5376 (ix86_expand_args_builtin): Updated. Take a pointer
5377 to const struct builtin_description. Handle comparison
5379 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5380 (ix86_expand_builtin): Updated.
5382 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5383 (ssse3_pmaddubsw128): This.
5384 (ssse3_pmaddubswv4hi3): Renamed to ...
5385 (ssse3_pmaddubsw): This.
5387 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5388 (__builtin_ia32_packssdw128): Likewise.
5389 (__builtin_ia32_packuswb128): Likewise.
5390 (__builtin_ia32_pmaddubsw): Likewise.
5391 (__builtin_ia32_pmaddubsw128): Likewise.
5393 2008-04-30 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/14847
5396 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5397 (recognize_bits_test): Use it.
5398 (recognize_single_bit_test): Likewise.
5400 2008-04-30 Martin Jambor <mjambor@suse.cz>
5402 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5403 instead of setting number of formal parameters to zero.
5404 (ipcp_init_stage): Do not set the number of actual parameters to zero
5406 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5407 which are called with variable number of arguments.
5408 (ipcp_insert_stage): Explicitely skipping all nodes which are
5409 called with variable number of arguments.
5410 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5411 number of parameters.
5413 * ipa-prop.h (struct ipa_node_params): Added flag
5414 called_with_var_arguments
5415 (ipa_set_param_count): Added. Changed sole setter to use it.
5416 (ipa_get_param_count): Added. All readers of param_count
5417 converted to use it instead.
5418 (ipa_set_called_with_variable_arg): Added.
5419 (ipa_is_called_with_var_arguments): Added.
5420 (ipa_get_ith_param): Added. All readers of param_decls converted
5422 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5424 (ipa_get_cs_argument_count): Added, all readers of argument_count
5426 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5429 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5430 (struct ipcp_lattice): Renamed cval_type to type
5431 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5433 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5434 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5435 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5436 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5437 (build_const_val): Changed the type of parameter cvalue to tree
5438 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5439 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5441 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5444 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5445 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5446 (ipa_add_method): Renamed to ipa_push_func_to_list
5447 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5448 (ipa_callsite_param_count): Removed.
5449 (ipa_callsite_param_count_set): Removed.
5450 (ipa_callsite_param): Removed.
5451 (ipa_callsite_callee): Removed.
5452 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5453 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5454 (ipa_method_formal_count): Removed.
5455 (ipa_method_formal_count_set): Removed.
5456 (ipa_method_get_tree): Removed.
5457 (ipa_method_tree_map_create): Removed.
5458 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5459 (ipa_create_param_decls_array): Creates the array itself
5460 (ipa_create_param_decls_array): Temporary variable info instead of
5462 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5463 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5464 (get_type): Removed.
5465 (ipa_jf_get_info_type): Removed.
5466 (ipa_node_create): Renamed to ipa_create_node_params
5467 (ipa_free): Renamed to ipa_free_all_node_params
5468 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5469 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5470 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5471 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5472 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5473 ipa_free_all_edge_args
5474 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5475 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5476 (ipa_create_methodlist_node): Removed.
5477 (ipa_methodlist_method): Removed.
5478 (ipa_methodlist_method_set): Removed.
5479 (ipa_methodlist_next_method): Removed.
5480 (ipa_methodlist_next_method_set): Removed.
5481 (ipa_method_is_modified): Removed.
5482 (ipa_method_modify_create): Removed.
5483 (ipa_method_modify_init): Temporary variable info instead of a few
5485 (ipa_detect_param_modifications): Temporary variable info instead of
5487 (ipa_compute_jump_functions): Temporary variable info instead of
5489 (ipa_method_modify_set): Removed.
5490 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5491 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5492 than craph_node as the first parameter.
5493 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5494 (ipa_method_modify_init): Removed.
5495 (ipa_compute_jump_functions): Added a temp variable instead of
5496 repeatadly dereferencing the cgraph_edge.aux pointer
5497 (ipa_callsite_param_set_type): Removed.
5498 (ipa_compute_jump_functions): i renamed to index and moved to
5500 (ipa_callsite_param_set_info_type_formal): Removed.
5501 (ipa_callsite_param_set_info_type): Removed.
5502 (ipa_callsite_param_map_create): Removed.
5503 (ipa_callsite_tree): Removed.
5504 (ipa_callsite_caller): Removed.
5505 (ipa_pop_func_from_list): return_method removed to return_func
5507 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5508 prefixed all values with IPA_. Changed all users.
5509 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5510 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5511 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5512 (union parameter_info): Renamed to jump_func_value.
5513 (union jump_func_value): Renamed value to constant
5514 (struct ipa_jump_func): Renamed info_type to value
5515 (struct ipa_node): Renamed to ipa_node_params
5516 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5517 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5518 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5519 (struct ipa_edge): Renamed to ipa_edge_args
5520 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5521 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5522 (struct ipa_methodlist): Renamed to ipa_func_list
5523 (struct ipa_func_list): method_p renamed to node, next_method
5525 (ipa_methodlist_p): Removed, switched all users to struct pointer
5526 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5528 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5530 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5531 (rs6000_emit_epilogue): Use backchain to restore only when we
5532 have a large frame. Make use of frame pointer to restore if we
5533 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5535 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5537 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5538 Add mode to zero_extract.
5539 (sign bit tests peepholes): (Ditto.).
5541 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5543 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5544 Instructions in comments with SSE3.
5545 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5546 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5547 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5548 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5549 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5550 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5551 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5552 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5553 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5554 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5555 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5556 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5557 (bdesc_sse_args): Renamed to ...
5558 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5559 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5560 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5562 (bdesc_1arg): Moved to ...
5564 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5565 Instructions in comments with SSE3.
5566 (ix86_expand_sse_operands_builtin): Renamed to ...
5567 (ix86_expand_args_builtin): This. Updated.
5568 (ix86_expand_unop1_builtin): Update comments.
5569 (ix86_expand_builtin): Updated.
5571 2008-04-29 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/36078
5574 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5575 Update virtual SSA form after cleaning up the CFG.
5577 2008-04-29 Richard Guenther <rguenther@suse.de>
5580 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5582 2008-04-29 Richard Guenther <rguenther@suse.de>
5584 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5585 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5586 (compute_flow_insensitive_aliasing): Do not treat
5587 PTR_IS_REF_ALL pointers special.
5588 (get_smt_for): Likewise.
5589 (may_alias_p): Re-structure.
5590 (is_escape_site): A ref-all pointer conversion is not an escape site.
5591 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5592 PTR_IS_REF_ALL pointers special.
5593 * tree-ssa-structalias.h (struct alias_info): Remove
5594 ref_all_symbol_mem_tag field.
5595 (PTR_IS_REF_ALL): Remove.
5597 2008-04-29 Richard Guenther <rguenther@suse.de>
5600 * fold-const.c (extract_muldiv_1): In combining division constants
5601 make sure to never overflow.
5603 2008-04-29 Nick Clifton <nickc@redhat.com>
5605 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5607 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5610 * optc-gen.awk: Work around HP-UX/IA awk bug.
5612 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5614 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5617 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.md
5621 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5622 Change operand 1 predicate to nonimmediate_operand.
5624 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5627 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5629 * gengtype.c (walk_type, write_func_for_structure): Handle
5631 * doc/gty.texi: Document chain_circular.
5633 2008-04-28 Richard Guenther <rguenther@suse.de>
5635 PR tree-optimization/36066
5636 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5639 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5642 * config/i386/i386.md
5643 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5644 Use match_scratch instead of match_operand for operands 3 and 4.
5646 2008-04-27 Richard Guenther <rguenther@suse.de>
5648 PR tree-optimization/18754
5649 PR tree-optimization/34223
5650 * tree-pass.h (pass_complete_unrolli): Declare.
5651 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5652 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5653 Rewrite loop into loop closed SSA form if it is not already.
5654 (tree_unroll_loops_completely): Re-structure to iterate over
5655 innermost loops with intermediate CFG cleanups.
5656 Unroll outermost loops only if requested or the code does not grow
5658 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5659 loops are available.
5660 (tree_vectorize): Instead do so here.
5661 (tree_complete_unroll): Also unroll outermost loops.
5662 (tree_complete_unroll_inner): New function.
5663 (gate_tree_complete_unroll_inner): Likewise.
5664 (pass_complete_unrolli): New pass.
5665 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5666 uses outside of the loop.
5667 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5668 form if it is available.
5669 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5670 * passes.c (init_optimization_passes): Schedule complete inner
5671 loop unrolling pass before the first CCP pass after final inlining.
5673 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5675 * targhooks.h (default_emutls_var_fields,
5676 default_emutls_var_init): Declare.
5677 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5678 * target.h (struct gcc_target): Add struct emutls member.
5679 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5680 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5681 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5682 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5683 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5684 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5685 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5686 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5687 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5688 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5689 emit debug information.
5690 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5691 * varasm.c: Include targhooks.h.
5692 (emutls_object_section, emutls_tmpl_section): New.
5693 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5694 (EMUTLS_SEPARATOR): New.
5696 (get_emutls_object_name): New.
5697 (default_emutls_var_fields): New, broken out of ...
5698 (get_emutls_object_type): ... here. Adjust to use target hooks.
5699 (get_emutls_init_templ_addr): Adjust to use target hooks.
5700 (emutls_decl): Adjust to use target hooks.
5701 (emutls_finish): Likewise.
5702 (default_emutls_var_init): New, broken out of ...
5703 (assemble_variable): ... here. Adjust to use target hooks.
5704 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5706 * c-common.c (handle_section_attribute): Prevent overriding
5707 sections for emulated tls with special sections.
5708 * config/i386/i386.c (x86_64_elf_select_section): Add
5709 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5710 (x86_64_elf_unique_section): Likewise.
5711 * config/vxworks.c: Include tree.h.
5712 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5713 (vxworks_override_options): Set TLS scheme.
5714 * doc/tm.texi (Emulated TLS): New node.
5716 2008-04-26 Simon Baldwin <simonb@google.com>
5719 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5720 with propagated string constants.
5722 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5724 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5725 constraint for operand 2 when operand 0 is memory operand.
5726 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5727 operand 0 is memory operand.
5728 (fix_trunc<mode>_i387_with_temp): Ditto.
5729 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5730 operand 2 when operand 1 is memory operand.
5731 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5732 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5733 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5734 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5735 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5736 operands 2,3 and 4 when operand 1 is memory operand.
5737 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5739 (fistdi2_floor_with_temp): Ditto.
5740 (fist<mode>2_floor_with_temp): Ditto.
5741 (fistdi2_ceil_with_temp): Ditto.
5742 (fist<mode>2_ceil_with_temp): Ditto.
5743 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5745 2008-04-26 David Daney <ddaney@avtrex.com>
5747 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5749 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5750 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5751 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5752 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5753 (compare_and_swap_12): New insn.
5754 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5755 * config/mips/mips.c (mips_force_binary): New function.
5756 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5757 (mips_expand_compare_and_swap_12): New function.
5758 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5760 2008-04-25 Jan Hubicka <jh@suse.cz>
5763 * cfgexpand.c (pass_expand): Turn into RTL pass.
5764 * passes.c (execute_one_pass): Do pass typechecking after execution.
5765 * tree-pass.h (pass_expand): Turn into RTL pass.
5767 * function.h (struct rtl_data): Move here fields
5768 accesses_prior_frames, calls_eh_return, saves_all_registers,
5769 has_nonlocal_goto, has_asm_statement, is_thunk,
5770 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5771 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5772 arg_pointer_save_area_init from struct function; turn into bool.
5773 (struct function): Move
5774 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5775 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5776 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5777 tail_call_emit, arg_pointer_save_area_init
5778 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5779 (current_function_returns_struct, current_function_returns_pcc_struct,
5780 current_function_calls_setjmp, current_function_calls_alloca,
5781 current_function_accesses_prior_frames,
5782 current_function_calls_eh_return, current_function_is_thunk,
5783 current_function_stdarg, current_function_profile,
5784 current_function_limit_stack, current_function_uses_pic_offset_table,
5785 current_function_uses_const_pool, current_function_has_nonlocal_label,
5786 current_function_saves_all_registers,
5787 current_function_has_nonlocal_goto,
5788 current_function_has_asm_statement): Remove accesor macros.
5789 * ra-conflict.c (global_conflicts): Update.
5790 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5791 (suitable_for_tail_call_opt_p): Update.
5792 * builtins.c (expand_builtin_return_addr): Update.
5793 (expand_builtin_setjmp_setup): Update.
5794 (expand_builtin_nonlocal_goto): Update.
5795 * final.c (final_start_function): Update.
5796 (profile_function): Update.
5797 (leaf_function_p): Update.
5798 (only_leaf_regs_used): Update.
5799 * df-scan.c (df_get_exit_block_use_set): Update.
5800 * dojump.c (clear_pending_stack_adjust): Update.
5801 * tree-stdarg.c (gate_optimize_stdarg): Update.
5802 * gimple-low.c (lower_function_body): Update.
5803 * global.c (compute_regsets): Update.
5804 (global_alloc): Update.
5805 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5806 * expr.c (expand_assignment): Update.
5807 * dse.c (dse_step0): Update.
5808 (dse_step1): Update.
5809 * c-decl.c (store_parm_decls): Update.
5810 * local-alloc.c (combine_regs): Update.
5811 (find_free_reg): Update.
5812 * function.c (assign_parms_augmented_arg_list): Update.
5813 (assign_parm_find_data_types): Update.
5814 (assign_parms): Update.
5815 (allocate_struct_function): Update.
5816 (expand_function_start): Update.
5817 (expand_function_end): Update.
5818 (get_arg_pointer_save_area): Update.
5819 (thread_prologue_and_epilogue_insns): Update.
5820 (rest_of_match_asm_constraints): Update.
5821 * stor-layout.c (variable_size): Update.
5822 * gcse.c (gcse_main): Update.
5823 (bypass_jumps): Update.
5824 * gimplify.c (gimplify_function_tree): Update.
5825 * calls.c (emit_call_1): Update.
5826 (expand_call): Update.
5827 * bt-load.c (compute_defs_uses_and_gen): Update.
5828 * except.c (sjlj_assign_call_site_values): Update.
5829 (sjlj_emit_function_enter): Update.
5830 (can_throw_external): Update.
5831 (set_nothrow_function_flags): Update.
5832 (expand_builtin_unwind_init): Update.
5833 (expand_eh_return): Update.
5834 (convert_to_eh_region_ranges): Update.
5835 (output_function_exception_table): Update.
5836 * emit-rtl.c (gen_tmp_stack_mem): Update.
5837 * cfgexpand.c (expand_used_vars): Update.
5838 (tree_expand_cfg): Update.
5839 * cfgcleanup.c (rest_of_handle_jump): Update.
5840 * explow.c (allocate_dynamic_stack_space): Update.
5841 * varasm.c (assemble_start_function): Update.
5842 (force_const_mem): Update.
5843 (mark_constant_pool): Update.
5844 * tree-optimize.c (tree_rest_of_compilation): Update.
5845 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5846 * tree-cfg.c (notice_special_calls): Update.
5847 (is_ctrl_altering_stmt): Update.
5848 (tree_can_make_abnormal_goto): Update.
5849 (tree_purge_dead_abnormal_call_edges): Update.
5850 * config/alpha/predicates.md: Update.
5851 * config/alpha/alpha.c (alpha_sa_mask): Update.
5852 (alpha_sa_size): Update.
5853 (alpha_does_function_need_gp): Update.
5854 (alpha_expand_prologue): Update.
5855 (alpha_start_function): Update.
5856 (alpha_output_function_end_prologue): Update.
5857 (alpha_expand_epilogue): Update.
5858 * config/frv/frv.c (frv_stack_info): Update.
5859 (frv_expand_epilogue): Update.
5860 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5861 (s390_register_info): Update.
5862 (s390_frame_info): Update.
5863 (s390_init_frame_layout): Update.
5864 (s390_can_eliminate): Update.
5865 (save_gprs): Update.
5866 * config/spu/spu.c (spu_split_immediate): Update.
5867 (need_to_save_reg): Update.
5868 (spu_expand_prologue): Update.
5869 (spu_expand_epilogue): Update.
5870 * config/sparc/sparc.md: Update.
5871 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5872 (sparc_tls_got): Update.
5873 (legitimize_pic_address): Update.
5874 (sparc_emit_call_insn): Update.
5875 (sparc_expand_prologue): Update.
5876 (output_return): Update.
5877 (print_operand): Update.
5878 (sparc_function_ok_for_sibcall): Update.
5879 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5880 * config/m32r/m32r.md: Update.
5881 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5882 (m32r_compute_frame_size): Update.
5883 (m32r_expand_prologue): Update.
5884 (m32r_expand_epilogue): Update.
5885 (m32r_legitimize_pic_address): Update.
5886 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5887 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5888 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5890 (ix86_save_reg): Update.
5891 (ix86_compute_frame_layout): Update.
5892 (ix86_expand_prologue): Update.
5893 (ix86_expand_epilogue): Update.
5894 * config/sh/sh.c (output_stack_adjust): Update.
5895 (calc_live_regs): Update.
5896 (sh5_schedule_saves): Update.
5897 (sh_expand_prologue): Update.
5898 (sh_expand_epilogue): Update.
5899 (sh_setup_incoming_varargs): Update.
5900 (sh_allocate_initial_value): Update.
5901 (sh_get_pr_initial_val): Update.
5902 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5903 * config/sh/sh.md (label:): Update.
5904 * config/avr/avr.c (out_movhi_mr_r): Update.
5905 * config/crx/crx.h (enum): Update.
5906 * config/xtensa/xtensa.h (along): Update.
5907 * config/stormy16/stormy16.c Update.
5908 (xstormy16_compute_stack_layout): Update.
5909 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5910 (fr30_expand_prologue): Update.
5911 * config/cris/cris.c (cris_conditional_register_usage): Update.
5912 (cris_reg_saved_in_regsave_area): Update.
5913 (cris_initial_frame_pointer_offset): Update.
5914 (cris_simple_epilogue): Update.
5915 (cris_expand_prologue): Update.
5916 (cris_expand_epilogue): Update.
5917 (cris_expand_pic_call_address): Update.
5918 (cris_asm_output_symbol_ref): Update.
5919 (cris_asm_output_label_ref): Update.
5920 * config/cris/cris.md Update.
5921 * config/iq2000/iq2000.c (compute_frame_size): Update.
5922 (iq2000_expand_epilogue): Update.
5923 * config/mt/mt.h (save_direction): Update.
5924 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5925 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5926 (ia64_secondary_reload_class): Update.
5927 * config/m68k/m68k.c (m68k_save_reg): Update.
5928 (m68k_expand_prologue): Update.
5929 (m68k_expand_epilogue): Update.
5930 (legitimize_pic_address): Update.
5931 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5932 (first_reg_to_save): Update.
5933 (first_altivec_reg_to_save): Update.
5934 (compute_vrsave_mask): Update.
5935 (compute_save_world_info): Update.
5936 (rs6000_stack_info): Update.
5937 (spe_func_has_64bit_regs_p): Update.
5938 (rs6000_ra_ever_killed): Update.
5939 (rs6000_emit_eh_reg_restore): Update.
5940 (rs6000_emit_allocate_stack): Update.
5941 (rs6000_emit_prologue): Update.
5942 (rs6000_emit_epilogue): Update.
5943 (rs6000_output_function_epilogue): Update.
5944 (output_profile_hook): Update.
5945 (rs6000_elf_declare_function_name): Update.
5946 * config/rs6000/rs6000.h (rs6000_args): Update.
5947 * config/rs6000/rs6000.md: Update.
5948 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5949 * config/arc/arc.c (arc_output_function_epilogue): Update.
5950 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5951 * config/darwin.c (machopic_function_base_name): Update.
5952 * config/score/score3.c (score3_compute_frame_size): Update.
5955 (score3_epilogue): Update.
5956 * config/score/score7.c (score7_compute_frame_size): Update.
5957 (score7_prologue): Update.
5958 (score7_epilogue): Update.
5959 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5960 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5961 * config/arm/arm.c (use_return_insn): Update.
5962 (require_pic_register): Update.
5963 (arm_load_pic_register): Update.
5964 (arm_compute_save_reg0_reg12_mask): Update.
5965 (arm_compute_save_reg_mask): Update.
5966 (thumb1_compute_save_reg_mask): Update.
5967 (output_return_instruction): Update.
5968 (arm_output_function_prologue): Update.
5969 (arm_output_epilogue): Update.
5970 (arm_get_frame_offsets): Update.
5971 (arm_expand_prologue): Update.
5972 (thumb_pushpop): Update.
5973 (thumb_exit): Update.
5974 (thumb1_expand_prologue): Update.
5975 (thumb1_expand_epilogue): Update.
5976 (arm_unwind_emit): Update.
5977 (arm_output_fn_unwind): Update.
5978 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5979 * config/arm/arm.md: Update.
5980 * config/pa/pa.md: Update.
5981 * config/pa/pa.c (legitimize_pic_address): Update.
5982 (compute_frame_size): Update.
5983 (hppa_expand_prologue): Update.
5984 (hppa_expand_epilogue): Update.
5985 (borx_reg_operand): Update.
5986 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5987 (HARD_REGNO_RENAME_OK): Update.
5988 * config/mips/mips.c (mips_global_pointer): Update.
5989 (mips_save_reg_p): Update.
5990 (mips_compute_frame_info): Update.
5991 (mips_frame_pointer_required): Update.
5992 (mips_expand_prologue): Update.
5993 (mips_expand_epilogue): Update.
5994 (mips_can_use_return_insn): Update.
5995 (mips_reorg_process_insns): Update.
5996 * config/v850/v850.c (compute_register_save_size): Update.
5997 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5998 * config/mmix/mmix.c (along): Update.
5999 (mmix_expand_epilogue): Update.
6000 * config/bfin/bfin.c (legitimize_pic_address): Update.
6001 (must_save_p): Update.
6002 (stack_frame_needed_p): Update.
6003 (add_to_reg): Update.
6004 (bfin_expand_prologue): Update.
6005 * stmt.c (expand_asm_operands): Update.
6006 * reload1.c (reload): Update.
6007 (init_elim_table): Update.
6009 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6011 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6013 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6015 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6016 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6017 (mov<mode>): Removed.
6018 (*movv4sf_internal): Likewise.
6019 (*movv2df_internal): Likewise.
6021 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6023 * config.gcc (crx-*-elf): Remove deprecation.
6025 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6027 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6028 __gcc_deregister_frame with atexit.
6029 (deregister_frame_dtor): Remove.
6031 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6032 Nathan Sidwell <nathan@codesourcery.com>
6034 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6036 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6037 (rs6000_isel): Likewise.
6038 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6039 (rs6000_isel): New variable.
6040 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6042 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6045 * c-common.c (handle_vector_size_attribute): Call
6046 lang_hooks.types.reconstruct_complex_type instead of
6047 reconstruct_complex_type.
6048 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6049 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6050 * langhooks.h (struct lang_hooks_for_types): Add
6051 reconstruct_complex_type hook.
6052 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6053 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6055 2008-04-24 Richard Guenther <rguenther@suse.de>
6057 * c-common.h (check_builtin_function_arguments): Declare.
6058 * c-common.c (validate_nargs): New function.
6059 (check_builtin_function_arguments): Likewise.
6060 * c-typeck.c (build_function_call): Call
6061 check_builtin_function_arguments.
6062 * builtins.c (fold_builtin_classify): Remove error reporting code.
6063 (fold_builtin_unordered_cmp): Likewise.
6064 (fold_builtin_1): Likewise.
6065 (fold_builtin_n): Likewise.
6067 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/36008
6070 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6071 the original op1, rather than delta by step.
6073 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6074 Sebastian Pop <sebastian.pop@amd.com>
6076 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6077 eliminate_local_variables_stmt, eliminate_local_variables,
6078 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6079 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6080 of code delimited by two edges in the CFG.
6081 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6082 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6083 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6084 the case of parallelisation of reductions.
6085 (expr_invariant_in_region_p): New.
6087 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6088 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6090 2008-04-24 Ira Rosen <irar@il.ibm.com>
6091 Richard Guenther <rguenther@suse.de>
6093 PR tree-optimization/36034
6094 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6095 incapable of dealing with loads with gaps.
6097 2008-04-24 Rafael Espindola <espindola@google.com>
6099 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6100 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6101 vrp_evaluate_conditional.
6102 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6103 (vrp_evaluate_conditional): Split the cond argument.
6104 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6105 (simplify_stmt_for_jump_threading): Update call to
6106 vrp_evaluate_conditional.
6108 2008-04-24 Ira Rosen <irar@il.ibm.com>
6110 PR tree-optimization/35982
6111 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6112 interleaved data-refs are of the same type.
6114 2008-04-24 Danny Smith <dannysmith@users.net>
6116 * c-format.c (check_format_info_main): Use strncmp rather than a
6117 magic prefix to handle multichar length specs.
6118 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6119 Don't prefix "I64" and "I32" with '\0'.
6121 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6124 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6125 in registers for -m32 only if stdarg_p (fntype).
6127 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6129 PR rtl-optimization/36006
6130 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6131 temp to op0 in order to avoid invalid rtx sharing.
6133 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6135 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6136 check TREE_INVARIANT.
6137 * tree-gimple.c (is_gimple_address): New.
6138 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6139 * tree-gimple.h (is_gimple_address): New.
6140 * tree.h (decl_address_invariant_p): New.
6141 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6142 (build_string): Likewise.
6143 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6144 (tree_invariant_p_1): Likewise.
6145 (save_expr): Use it.
6146 (tree_invariant_p): New.
6147 (skip_simple_arithmetic): Use it.
6148 (stabilize_reference_1): Use it.
6149 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6151 (build1_stat): Drop code to compute TREE_INVARIANT.
6152 (build2_stat): Drop code to compute TREE_INVARIANT.
6153 (build3_stat): Drop code to compute TREE_INVARIANT.
6154 (build4_stat): Drop code to compute TREE_INVARIANT.
6155 (build5_stat): Drop code to compute TREE_INVARIANT.
6156 (build7_stat): Drop code to compute TREE_INVARIANT.
6157 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6158 * tree.h (struct tree_base): Remove invariant_flag.
6159 (TREE_INVARIANT): Remove.
6160 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6161 (fold_builtin_expect): Check TREE_CONSTANT.
6162 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6163 * c-tree.h (c_expr_to_decl): Drop third parameter.
6164 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6165 (build_c_cast): Don't set TREE_INVARIANT.
6166 (pop_init_level): Don't set TREE_INVARIANT.
6167 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6168 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6170 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6171 (gimplify_addr_expr): Adjust comment.
6172 * tree-mudflap.c (mf_build_string):
6173 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6174 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6175 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6176 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6177 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6178 * langhooks.h (struct lang_hooks): Drop third parameter from
6181 2008-04-23 Richard Guenther <rguenther@suse.de>
6183 PR tree-optimization/27799
6184 PR tree-optimization/32921
6185 PR tree-optimization/32624
6186 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6187 SMTs aliases and the tag itself into the solution.
6188 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6189 merge the points-to solution back into the SMT aliases.
6190 (may_alias_p): Use alias_set_subset_of instead of
6191 aliases_conflict_p. A pointer which points to
6192 memory with alias set zero may access any variable.
6194 2008-04-23 Richard Guenther <rguenther@suse.de>
6196 * alias.c (alias_set_subset_of): Correctly handle asking
6197 if zero is a subset of an alias set with zero child.
6198 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6199 (compute_flow_insensitive_aliasing): Correctly walk all
6200 pointers. Do not unnecessarily union sets.
6202 2008-04-23 Richard Guenther <rguenther@suse.de>
6205 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6207 2008-04-22 Tomas Bily <tbily@suse.cz>
6209 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6211 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6213 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6214 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6215 * tree-inline.c (estimate_num_insns_1): Likewise.
6216 * varasm.c (const_hash_1, compare_constant, copy_constant)
6217 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6218 * emit-rtl.c (component_ref_for_mem_expr)
6219 (set_mem_attributes_minus_bitpos): Likewise.
6220 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6221 (is_aligning_offset): Likewise.
6222 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6223 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6224 * dojump.c (do_jump): Likewise.
6225 * builtins.c (get_pointer_alignment, get_memory_rtx)
6226 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6227 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6229 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6231 PR rtl-optimization/36017
6232 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6233 expanding the library call.
6235 2008-04-22 Ian Lance Taylor <iant@google.com>
6237 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6240 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6242 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6243 of LR/CTR moves for Power6.
6245 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6248 * passes.c (init_optimization_passes): Remove
6249 pass_fast_rtl_byte_dce.
6251 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6254 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6255 builtin functions to generate faster code.
6256 (_mm_cvtpu16_ps): Ditto.
6257 (_mm_cvtpi32x2_ps): Ditto.
6259 2008-04-22 Nick Clifton <nickc@redhat.com>
6261 * common.opt (ftree-loop-distribution): Add Optimization
6264 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6265 (frv_expand_builtin_va_start): Likewise.
6267 * config/arm/arm.c (thumb_find_work_register): Fix location of
6268 argument register count.
6270 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6272 Support scheduling for ColdFire V1 and V3 microarchitecture.
6273 Improve scheduling of multiplication instructions.
6275 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6276 (mac): New instruction attribute.
6277 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6278 (m68k_sched_mac): New variable.
6279 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6280 Handle cfv1 and cfv3.
6281 (max_insn_size): New static variable.
6282 (struct _sched_ib): New type.
6283 (sched_ib): New static variable.
6284 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6285 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6286 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6288 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6289 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6290 new variables. Update.
6291 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6292 Add modeling of cfv3 instruction buffer. Update.
6293 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6294 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6295 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6296 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6297 a particular reservation applies to.
6298 (type2): Reorganize attribute values. Rename alu to alu_reg,
6299 alu_l to alu, move_l to omove. Join move to alu. Split mul
6301 (cf_ib_*): Simplify description of instruction buffer.
6302 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6303 (cf_mem): Split into cf_mem1 and cf_mem2.
6304 (cf_v2_move_??): Rename to cfv12_alu_??.
6305 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6306 (cf_v2_mul_??): Remove reservations.
6307 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6308 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6309 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6311 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6312 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6313 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6314 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6315 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6316 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6317 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6318 expansions of the above reservations for instructions of sizes
6321 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6323 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6325 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6327 * coverage.c: Include tree-pass.h.
6328 (coverage_counter_alloc): Print da_file_name to the dump file.
6330 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6332 * sbitmap.c (sbitmap_range_empty_p): New function.
6333 * sbitmap.h (sbitmap_range_empty_p): New function.
6334 * bitmap.h: Now includes obstack.h.
6336 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6337 Kenneth Zadeck <zadeck@naturalbridge.com>
6339 * dbgcnt.def (ra_byte_scan): Added.
6340 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6341 when the last hit happens for a counter.
6342 * timevar.def (TV_DF_BYTE_LR): New variable.
6343 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6344 * passes.c (pass_fast_rtl_byte_dce): New pass.
6345 * fwprop.c (update_df): Added mode to call df_ref_create.
6346 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6347 DF_REF_EXTRACT_OFFSET.
6348 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6349 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6351 (df_ref_extract): Added mode field.
6352 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6353 DF_REF_EXTRACT_OFFSET.
6354 (DF_REF_EXTRACT_MODE): New macro.
6355 (df_byte_lr_bb_info): New structure.
6356 (df_print_byte_regset, df_compute_accessed_bytes,
6357 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6358 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6359 df_byte_lr_simulate_uses,
6360 df_byte_lr_simulate_artificial_refs_at_top,
6361 df_byte_lr_simulate_artificial_refs_at_end,
6362 df_compute_accessed_bytes): New function.
6363 (df_ref_create): Add parameter.
6364 (df_byte_lr_get_bb_info): New inline function.
6365 * df-scan.c (df_ref_record, df_uses_record,
6366 df_ref_create_structure): Added mode parameter.
6367 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6368 df_defs_record, df_uses_record, df_get_conditional_uses,
6369 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6370 df_entry_block_defs_collect, df_exit_block_uses_collect):
6371 Added mode parameter to calls to df_ref_record, df_uses_record,
6372 df_ref_create_structure.
6373 (df_ref_equal_p, df_ref_compare): Added test for modes.
6374 (df_ref_create_structure): Added code to set mode. Renamed
6375 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6376 DF_REF_EXTRACT_OFFSET.
6377 * df-core.c (df_print_byte_regset): New function.
6378 * df-byte-scan.c: New file.
6379 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6380 calls to BITMAP_FREE.
6381 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6382 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6383 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6384 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6385 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6386 df_byte_lr_local_compute, df_byte_lr_init,
6387 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6388 df_byte_lr_transfer_function, df_byte_lr_free,
6389 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6390 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6391 df_byte_lr_simulate_uses,
6392 df_byte_lr_simulate_artificial_refs_at_top,
6393 df_byte_lr_simulate_artificial_refs_at_end): New function.
6394 * dce.c (byte_dce_process_block): New function.
6395 (dce_process_block): au is now passed in rather than computed
6396 locally. Changed loops that look at artificial defs to not look
6397 for conditional or partial ones, because there never are any.
6398 (fast_dce): Now is able to drive byte_dce_process_block or
6399 dce_process_block depending on the kind of dce being done.
6400 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6401 (rest_of_handle_fast_byte_dce): New function.
6402 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6403 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6405 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6408 * gcc.h: Added fortran options that take arguments to
6409 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6412 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6414 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6415 scalarization if on the LHS and not a full access.
6417 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6419 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6421 2008-04-18 Rafael Espindola <espindola@google.com>
6423 * tree-vrp.c (find_case_label_index): Fix the binary search.
6424 (find_case_label_range): New.
6425 (vrp_visit_switch_stmt): Use find_case_label_range.
6426 (simplify_switch_using_ranges): Use find_case_label_range.
6428 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6430 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6431 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6433 2008-04-18 Tom Tromey <tromey@redhat.com>
6436 * doc/cpp.texi (Implementation-defined behavior): Mention
6439 2008-04-18 Ian Lance Taylor <iant@google.com>
6441 * fold-const.c (pointer_may_wrap_p): New static function.
6442 (fold_comparison): Add another test for pointer overflow. Use
6443 pointer_may_wrap_p to disable some false positives.
6445 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6447 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6448 (fname_as_string): Match updated cpp_interpret_string prototype.
6449 (fix_string_type): Support char16_t* and char32_t*.
6450 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6451 derivative) nodes. Register as builtin if C++0x.
6452 (c_parse_error): Support CPP_CHAR{16,32}.
6453 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6454 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6455 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6456 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6457 CTI_CHAR32_ARRAY_TYPE>: New elements.
6458 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6459 char32_type_node, signed_char32_type_node, char16_array_type_node,
6460 char32_array_type_node): New defines.
6461 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6462 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6463 (lex_string): Support CPP_STRING{16,32}, match updated
6464 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6465 (lex_charconst): Support CPP_CHAR{16,32}.
6466 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6467 and CPP_STRING{16,32}.
6469 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6472 * aclocal.m4: Regenerate.
6473 * configure: Regenerate.
6475 2008-04-18 Jan Hubicka <jh@suse.cz>
6477 * except.c (dw2_size_of_call_site_table,
6478 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6480 * cgraphbuild.c (build_cgraph_edges): Update.
6481 * tree-pass.h: Update comment.
6482 * final.c (leaf_function_p): Update.
6483 (leaf_renumber_regs): Update.
6484 (rest_of_clean_state): Update.
6485 * omp-low.c (expand_omp_parallel): Update.
6486 * ipa-reference.c (analyze_function): Update.
6487 * reorg.c (find_end_label): Update.
6488 (optimize_skip): Update.
6489 (fill_simple_delay_slots): Update.
6490 (fill_simple_delay_slots): Update.
6491 (make_return_insns): Update.
6492 (dbr_schedule): Update.
6493 * gimple-low.c (record_vars_into): Update.
6494 * cfgbuild.c (make_edges): Update.
6495 * function.c (assign_stack_local): Update.
6496 (assign_parm_adjust_stack_rtl): Update.
6497 (locate_and_pad_parm): Update.
6498 (allocate_struct_function): Do not initialize stack_alignment_needed
6499 and preferred_stack_boundary here.
6500 (stack_protect_prologue): Update.
6501 (stack_protect_epilogue): Update.
6502 (expand_function_start): Initialize stack_alignment_needed,
6503 preferred_stack_boundary and max_jumptable_ents.
6504 (expand_function_end): Update.
6505 (free_after_compilation): Do not NULLify epilogue_delay_list.
6506 * function.h (struct rtl_data): Add stack_protect_guard,
6507 stack_alignment_needed,
6508 preferred_stack_boundary, epilogue_delay_list.
6509 (struct function): Remove value_histograms, stack_alignment_needed,
6510 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6512 unexpanded_var_list, stack_protect_guard.
6513 (current_function_epilogue_delay_list): Remove.
6514 * ipa-type-escape.c (analyze_function): Update.
6515 * gimplify.c (pop_gimplify_context): Update comment.
6516 * calls.c (expand_call): Update.
6517 (emit_library_call_value_1): Update.
6518 * except.c (set_nothrow_function_flags): Update.
6519 * cfgexpand.c (get_decl_align_unit): Update.
6520 (create_stack_guard): Update.
6521 (estimated_stack_frame_size): Update.
6522 (expand_used_vars): Update.
6523 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6524 * explow.c (allocate_dynamic_stack_space): Update.
6525 * tree-ssa-live.c (remove_unused_locals): Update.
6526 * varasm.c (mark_constant_pool): Update.
6527 * tree-inline.c (remap_decls): Update.
6528 (initialize_cfun): Update.
6529 (declare_return_variable): Update.
6530 (inline_forbidden_p): Update.
6531 (expand_call_inline): Update.
6532 (declare_inline_vars): Update.
6533 (tree_function_versioning): Update.
6534 * tree-flow.h (value_histograms): New.
6535 (VALUE_HISTOGRAMS): New macro.
6536 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6538 * tree-cfg.c (set_bb_for_stmt): Update.
6539 (replace_by_duplicate_decl): Update.
6540 (move_block_to_fn): Update.
6541 (new_label_mapper): Update.
6542 (dump_function_to_file): Update.
6543 * ipa-struct-reorg.c (build_data_structure): Update.
6544 * cfgrtl.c (print_rtl_with_bb): Update.
6545 * reload1.c (reload): Update.
6547 * config/i386/i386.c (setup_incoming_varargs_64,
6548 ix86_compute_frame_layout): Update.
6549 * config/arc/arc.c (arc_output_function_epilogue): Update.
6551 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6553 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6554 for FreeBSD as well.
6555 * gthr-posix95.h: Likewise.
6557 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6559 PR rtl-optimization/35838
6560 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6561 out the byte offset of the first subreg.
6563 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6565 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6566 to split_ti instead of three separate calls with single member arrays.
6567 (subti3 splitter): Ditto.
6568 (adddi3 splitter): Ditto with split_di.
6569 (subdi3 splitter): Ditto.
6570 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6571 two separate calls with single member arrays. Swap match_dup
6572 operands 1 and 2 to better fit into the array.
6573 (negdi2 splitter): Ditto with split_di.
6574 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6575 two separate calls with single member arrays. Swap match_dup operands
6576 6 and 7 to better fit into the array.
6578 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6580 * config/i386/i386.c (sse_builtin_type): New.
6581 (bdesc_sse_args): Likewise.
6582 (bdesc_sse_3arg): Removed.
6583 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6584 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6585 IX86_BUILTIN_ROUNDPS.
6586 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6587 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6588 IX86_BUILTIN_ROUNDPS.
6589 (ix86_expand_sse_4_operands_builtin): Removed.
6590 (ix86_expand_sse_operands_builtin): New.
6591 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6592 and CODE_FOR_sse4_1_roundps.
6593 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6594 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6596 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6599 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6600 regs before frame pop when needed. If use_backchain_to_restore_sp
6601 then load backchain into a temp reg to restore vr and vrsave. Add
6602 code to restore vr after frame pop if possible.
6604 2008-04-17 Richard Guenther <rguenther@suse.de>
6606 * tree-vn.c (expressions_equal_p): Do not check type
6607 equality or compatibility before calling operand_equal_p.
6608 * fold-const.c (operand_equal_p): Check equivalence of
6609 integer constants before bailing out due to signedness or
6610 precision differences.
6611 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6612 spurious differences in type qualification. Ignore types
6613 for COMPONENT_REFs at all.
6615 2008-04-17 Christian Bruel <christian.bruel@st.com>
6617 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6618 msw_skip comparison.
6620 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6623 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6626 PR tree-optimization/35899
6627 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6628 rather than TREE_OPERAND.
6630 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6633 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6634 temporary registers. Change operand predicate to general_operand.
6635 (remainderxf3): Ditto.
6637 2008-04-16 Richard Guenther <rguenther@suse.de>
6639 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6640 * tree-affine.c (aff_combination_expand): Look through some
6643 2008-04-15 Doug Kwan <dougkwan@google.com>
6645 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6647 * tree-pretty-print.c (dump_generic_node): Ditto.
6648 * final.c (output_addr_const): Ditto.
6649 * dwarf2out.c (output_cfi): Ditto.
6650 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6651 * print-rtl.c (print_rtx): Ditto.
6652 * print-tree.c (print_node_brief, print_node): Ditto.
6653 * c-common.c (match_case_to_enum_1): Ditto.
6654 * sched-vis.c (print_value): Ditto.
6655 * config/i386/i386.c (print_operand): Cast to long unsigned int
6658 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6659 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6660 MS Windows VirtualProtect function.
6662 2008-04-15 Jan Hubicka <jh@suse.cz>
6664 * gengtype.c (write_root): Param_is argument is OK.
6665 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6666 * function.h: Include varray.h
6667 (rtl_eh): New stucture based on except.c one.
6668 (call_site_record): New forward declaration and vector type.
6669 * calls.c (emit_call_1): Do not call
6670 note_current_region_may_contain_throw.
6671 * except.c (eh_status): Remove cur_region, try_region since they are
6673 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6674 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6675 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6676 Remove call_site_data_used, call_site_data_size.
6677 Turn call_site_record into vector in function.h.
6678 (note_current_region_may_contain_throw): Remove.
6679 (get_exception_pointer, get_exception_filter): Do not take struct
6680 function argument; update.
6681 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6682 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6683 build_post_landing_pads, dw2_build_landing_pads,
6684 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6685 sjlj_emit_function_enter, sjlj_emit_function_enter,
6686 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6687 sjlj_build_landing_pads, finish_eh_generation,
6688 remove_exception_handler_label, remove_eh_handler,
6689 maybe_remove_eh_handler, add_reachable_handler,
6690 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6691 add_action_record, collect_one_action_chain, add_call_site,
6692 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6693 sjlj_output_call_site_table, output_function_exception_table,
6694 * except.h (note_current_region_may_contain_throw): Remove
6695 (get_exception_pointer, get_exception_filter): Do not take struct
6697 * Makefile.in (GTFILES): Put varargs before struct function.
6699 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6701 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6702 punt for STRING_CST.
6703 (get_constraint_for): Deal with STRING_CST here instead.
6705 2008-04-15 Richard Guenther <rguenther@suse.de>
6707 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6708 statements in a basic-block with a backward walk. Do not
6709 substitute into dead statements but instead remove those.
6711 2008-04-15 Richard Guenther <rguenther@suse.de>
6713 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6714 to zero, thus disable creation of SFTs.
6716 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6718 * tree-predcom.c (suitable_reference_p): Return false if the
6719 reference can throw.
6721 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6724 * c-decl.c (finish_decl): If extern or static var has variable
6725 size, set TREE_TYPE (decl) to error_mark_node.
6727 2008-04-15 Rafael Espindola <espindola@google.com>
6729 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6732 2008-04-15 Richard Guenther <rguenther@suse.de>
6734 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6735 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6736 (visit_reference_op_load): Do walk vuse-vdef chains on
6737 vn_reference_lookup.
6738 (visit_reference_op_store): But do not here.
6739 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6740 vn_reference_lookup.
6741 (vn_lookup_with_vuses): But do so here.
6743 2008-04-14 Ian Lance Taylor <iant@google.com>
6745 * fold-const.c (fold_overflow_warning): Remove assertion.
6747 2008-04-15 Ben Elliston <bje@au.ibm.com>
6749 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6750 temp1 local variables.
6752 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6755 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6756 ".text.unlikely" section as executable.
6758 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6760 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6761 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6762 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6763 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6764 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6765 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6766 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6768 2008-04-14 Ian Lance Taylor <iant@google.com>
6770 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6771 * fold-const.c (fold_comparison): If appropriate, test
6772 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6773 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6774 reassociating a pointer type.
6775 * doc/invoke.texi (Optimize Options): Document that
6776 -fstrict-overflow applies to pointer wraparound.
6778 2008-04-13 Jan Hubicka <jh@suse.cz>
6780 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6782 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6784 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6785 we are going to "save the world".
6787 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6789 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6790 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6791 operand 0 constraint, not "=".
6793 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6795 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6797 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6799 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6800 of size of positions_needed * CHAR_BIT.
6802 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6805 * dse.c (store_info): Change positions_needed to unsigned
6807 (lowpart_bitmask): New.
6808 (record_store): Cast to unsigned HOST_WIDE_INT for
6809 positions_needed. Assert width <= size of positions_needed *
6810 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6811 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6812 lowpart_bitmask to set mask.
6814 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6816 * config/bfin/constraints.md: New file.
6817 * config/bfin/bfin.md: Include it.
6818 (adddi3): Use satisfies_constraint functions instead of the old macros.
6819 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6820 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6821 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6822 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6823 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6824 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6825 EXTRA_CONSTRAINT): Delete.
6826 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6827 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6829 * config/bfin/bfin.c: Include "tm-constrs.h".
6830 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6831 Use satisfies_constraint functions instead of the old macros.
6832 * doc/md.texi (Blackfin Constraints): Update file name reference.
6834 2008-04-11 Richard Guenther <rguenther@suse.de>
6836 PR tree-optimization/35869
6837 * tree-vrp.c (execute_vrp): Move switch statement update after
6838 jump threading. Schedule another cfg cleanup run.
6840 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6843 * attribs.c (decl_attributes): Return early on errorneous node.
6845 2008-04-10 Oleg Ryjkov <olegr@google.com>
6847 * tree.h (struct tree_base): Added a new flag default_def_flag.
6848 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6850 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6852 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6854 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6857 * pa.md: Define mode iterator P. Define mode attribute dwc.
6858 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6859 (icacheflush): Likewise.
6860 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6861 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6863 2008-04-11 Ben Elliston <bje@au.ibm.com>
6865 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6867 2008-04-10 Rafael Espindola <espindola@google.com>
6869 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6870 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6871 (extract_range_from_expr): The same.
6873 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6875 * config/mips/mips.md (GPR2): New mode iterator.
6877 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6878 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6879 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6880 Rewrite these to take two modes, the mode of comparison and the
6881 mode of the destination.
6882 * config/mips/mips.c (mips_expand_scc): Instead of having
6883 paradoxical subreg as destination, expand "narrowing" scc if mode
6884 of comparison is SI and target is requested in DI mode.
6885 (mips_emit_int_order_test): Update comment. Make mode of
6886 comparison match CMP0 rather than TARGET. When creating inverse
6887 target use mode of TARGET.
6889 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6891 * gcov-dump.c (tag_summary): Only print summaries for the first
6892 GCOV_COUNTERS_SUMMABLE counters.
6894 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6896 * config/i386/i386.md (absneg): New code iterator.
6897 (absnegprefix): New code attribute.
6898 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6899 patterns using absneg code iterator.
6900 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6901 using absneg code iterator.
6902 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6903 *neg<mode>2 patterns using absneg code iterator.
6904 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6905 *negextendsfdf2 patterns using absneg code iterator.
6906 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6907 *negextendsfxf2 patterns using absneg code iterator.
6908 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6909 *negextendsfdf2 patterns using absneg code iterator.
6910 * config/i386/sse.md (<code><mode>2): Macroize expander from
6911 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6913 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6915 * config/s390/s390.h: Remove the remains of the recent search
6916 & replace action of current_function_outgoing_args_size.
6918 2008-04-10 Ira Rosen <irar@il.ibm.com>
6920 PR tree-optimization/35821
6921 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6922 NEW_STMT_LIST is not NULL.
6924 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6927 * toplev.c (process_options): Remove -ffunction-sections debugging
6930 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6932 PR middle-end/PR28690
6933 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6934 than gen_rtx_fmt_ee to perform more canonicalizations.
6936 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6939 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6941 2008-04-09 Richard Guenther <rguenther@suse.de>
6943 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6944 (dump_function_to_file): Dump function arguments with types.
6946 2008-04-08 Richard Guenther <rguenther@suse.de>
6948 * fold-const.c (fold_widened_comparison): Do not allow
6949 sign-changes that change the result.
6951 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6954 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6955 kinds of indirect references.
6957 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6959 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6960 GNU Fortran language string.
6962 2008-04-08 Rafael Espindola <espindola@google.com>
6964 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6965 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6966 * tree.h (tree_call_nonnegative_warnv_p): New.
6968 2008-04-08 Jan Hubicka <jh@suse.cz>
6970 * function.c (free_after_compilation): Clear out regno_reg_rtx
6973 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6976 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6978 PR middle-end/PR28690
6979 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6980 same precedence as REG_POINTER and MEM_POINTER operands.
6982 2008-04-08 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6986 for adding index to base.
6988 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6990 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6991 (MINGW_ENABLE_EXECUTE_STACK): New.
6992 (IN_LIBGCC2): For libgcc include windows.h file for
6993 function declarations.
6995 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6997 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6998 and tem2 if tem1 is not a REG or MULT.
7000 2008-04-08 Jan Hubicka <jh@suse.cz>
7002 * function.h (incomming_args): Break out of struct function.
7003 (function_subsections): Break out of struct function.
7004 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7005 return_rtx and hard_reg_initial_vals from struct function.
7006 Kill inl_max_label_num.
7007 (current_function_pops_args, current_function_args_info,
7008 current_function_args_size, current_function_args_size,
7009 current_function_pretend_args_size,
7010 current_function_outgoing_args_size,
7011 current_function_internal_arg_pointer, current_function_return_rtx):
7012 Kill compatibility accestor macros.
7013 * builtins.c (expand_builtin_apply_args_1): Update.
7014 (expand_builtin_next_arg): Update.
7015 * df-scan.c (df_get_call_refs): Update.
7016 * dbxout.c (dbxout_function_end): Update.
7017 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7018 (output_line_info): Update.
7019 (secname_for_decl): Update.
7020 (dwarf2out_var_location): Update.
7021 * function.c (free_after_compilation): Update.
7022 (assign_parm_find_stack_rtl): Update.
7023 (assign_parms): Update.
7024 (expand_dummy_function_end): Update.
7025 (expand_function_end): Update.
7026 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7027 (expand_call): Update.
7028 (emit_library_call_value_1): Update.
7029 (store_one_arg): Update.
7030 * varasm.c (initialize_cold_section_name): Update.
7031 (unlikely_text_section): Update.
7032 (unlikely_text_section_p): Update.
7033 (assemble_start_function): Update.
7034 (assemble_end_function): Update.
7035 (default_section_type_flags): Update.
7036 (switch_to_section): Update.
7037 * integrate.c (set_decl_abstract_flags): Update.
7038 (get_hard_reg_initial_val): Update.
7039 (has_hard_reg_initial_val): Update.
7040 (allocate_initial_values): Update.
7041 * resource.c (init_resource_info): Update.
7042 * config/alpha/alpha.c (NUM_ARGS): Update.
7043 (direct_return): Update.
7044 (alpha_va_start): Update.
7045 (alpha_sa_size): Update.
7046 (alpha_initial_elimination_offset): Update.
7047 (alpha_expand_prologue): Update.
7048 (alpha_start_function): Update.
7049 (alpha_expand_epilogue): Update.
7050 (unicosmk_initial_elimination_offset):
7051 * config/alpha/alpha.md (call expander): Update.
7052 * config/s390/s390.c (s390_register_info): Update.
7053 (s390_register_info): Update.
7054 (s390_frame_info): Update.
7055 (s390_initial_elimination_offset): Update.
7056 (s390_build_builtin_va_list): Update.
7057 (s390_va_start): Update.
7058 * config/spu/spu.c (direct_return): Update.
7059 (spu_expand_prologue): Update.
7060 (spu_initial_elimination_offset): Update.
7061 (spu_build_builtin_va_list): Update.
7062 (spu_va_start): Update.
7063 * config/sparc/sparc.c (sparc_init_modes): Update.
7064 (sparc_compute_frame_size): Update.
7065 (function_value): Update.
7066 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7067 * config/i386/i386.md (return expander): Update.
7068 * config/i386/i386.c (ix86_va_start): Update.
7069 (ix86_can_use_return_insn_p): Update.
7070 (ix86_compute_frame_layout): Update.
7071 (ix86_expand_epilogue): Update.
7072 * config/sh/sh.c (output_stack_adjust): Update.
7073 (calc_live_regs): Update.
7074 (sh_expand_prologue): Update.
7075 (sh_builtin_saveregs): Update.
7076 (sh_va_start): Update.
7077 (initial_elimination_offset): Update.
7078 (sh_allocate_initial_value): Update.
7079 (sh_function_ok_for_sibcall): Update.
7080 (sh_get_pr_initial_val): Update.
7081 * config/sh/sh.md (return expander): Update.
7082 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7083 * config/crx/crx.c (crx_compute_frame): UPdate.
7084 (crx_initial_elimination_offset): UPdate.
7085 * config/xtensa/xtensa.c (compute_frame_size): Update
7086 (xtensa_builtin_saveregs): Update.
7087 (xtensa_va_start): Update.
7088 (order_regs_for_local_alloc): Update.
7089 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7090 (xstormy16_expand_builtin_va_start): Update.
7091 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7092 * config/m68hc11/m68hc11.md (return expanders): Update.
7093 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7094 (expand_epilogue): Update.
7095 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7096 (cris_simple_epilogue): Update.
7097 (cris_expand_prologue): Update.
7098 (cris_expand_epilogue): Update.
7099 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7100 (compute_frame_size): Update.
7101 * config/mt/mt.c (mt_compute_frame_size): Update.
7102 * config/mn10300/mn10300.c (expand_prologue): Update.
7103 (expand_epilogue): Update.
7104 (initial_offset): Update.
7105 (mn10300_builtin_saveregs):
7106 * config/mn10300/mn10300.md (return expander): Update.
7107 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7108 (ia64_initial_elimination_offset): Update.
7109 (ia64_initial_elimination_offset): Update.
7110 (ia64_expand_prologue): Update.
7111 * config/m68k/m68k.md (return expander): Update.
7112 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7113 (rs6000_stack_info): Update.
7114 * config/mcore/mcore.c (layout_mcore_frame): Update.
7115 (mcore_expand_prolog): Update.
7116 * config/arc/arc.c (arc_compute_frame_size): Update.
7117 * config/score/score3.c (score3_compute_frame_size): Update.
7118 * config/score/score7.c (score7_compute_frame_size): Update.
7119 * config/arm/arm.c (use_return_insn): Update.
7120 (thumb_find_work_register): Update.
7121 (arm_compute_save_reg_mask): Update.
7122 (arm_output_function_prologue): Update.
7123 (arm_output_epilogue): Update.
7124 (arm_size_return_regs): Update.
7125 (arm_get_frame_offsets): Update.
7126 (arm_expand_prologue): Update.
7127 (thumb_exit): Update.
7128 (thumb_unexpanded_epilogue): Update.
7129 (thumb1_output_function_prologue): Update.
7130 * config/pa/pa.md (return expander): Update.
7131 * config/pa/pa.c (compute_frame_size): Update.
7132 (hppa_builtin_saveregs): Update.
7133 * config/mips/mips.c (mips_va_start): Update.
7134 (mips16_build_function_stub): Update.
7135 (mips_compute_frame_info): Update.
7136 (mips_restore_gp): Update.
7137 (mips_output_function_prologue): Update.
7138 (mips_expand_prologue): Update.
7139 * config/v850/v850.c (compute_frame_size): Update.
7140 (expand_prologue): * config/mmix/mmix.c (along): update.
7141 (mmix_initial_elimination_offset): update.
7142 (mmix_reorg): update.
7143 (mmix_use_simple_return): update.
7144 (mmix_expand_prologue): update.
7145 (mmix_expand_epilogue): Update.
7146 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7147 (emit_link_insn): Update.
7149 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7151 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7152 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7154 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7157 2008-04-07 Jan Hubicka <jh@suse.cz>
7159 * function.h (rtl): Rename to x_rtl.
7161 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7162 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7163 used_temp_slots avail_temp_slots, temp_slot_level,
7164 nonlocal_goto_handler_labels): Update accesstors.
7165 (rtl): New global variable.
7166 (struct function): Move some fileds to rtl_data.
7167 (get_arg_pointer_save_area): Update prototype.
7168 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7169 get_arg_pointer_save_area.
7170 * expr.c (init_expr): Update
7171 * function.c (get_frame_size): Update
7172 (assign_stack_local): Update
7173 (expand_function_end): Update.
7174 (get_art_pointer_save_area): Update
7176 * emit-rtl.c (rtl): Declare.
7177 (regno_reg_rtx): Declare.
7178 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7180 (gen_reg_rtx): Update.
7181 * varasm.c (n_deferred_constatns): Update accestor.
7182 (init_varasm_status): Do not allocate varasm_status.
7183 (force_const_mem, get_pool_size, output_constant_pool): Update.
7184 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7185 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7186 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7187 * sparc/sparc.h (INIT_EXPANDERS): Update.
7188 * ia64/ia64.h (INIT_EXPANDERS): Update.
7190 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7192 * reload.c (push_secondary_reload): Add missing break to for loop.
7194 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7196 PR middle-end/PR28690
7197 * rtlanal.c: Update copyright years.
7198 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7199 as REG_POINTER and MEM_POINTER operands.
7200 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7201 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7202 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7203 * gcse.c: Update copyright years.
7204 (pre_delete): Call gen_reg_rtx_and_attrs.
7205 (hoist_code): Likewise.
7206 (build_store_vectors): Likewise.
7207 (delete_store): Likewise.
7208 * loop-invariant.c (move_invariant_reg): Likewise.
7209 Update copyright years.
7211 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7214 control string instead of quoted.
7216 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7218 * doc/rtl.texi: Rewrite of subreg section.
7220 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7223 * config/i386/i386.c (legitimize_pic_address): Add treating
7224 of dllimport SYM_REF's.
7225 (legitimize_dllimport_symbol): Add prototype.
7227 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7229 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7230 reference in constructor with non self-referential type.
7232 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7234 Removal of Return with Depressed Stack Pointer support
7235 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7236 (ECF_SP_DEPRESSED): Likewise.
7237 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7238 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7239 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7240 (expand_call): Do not test ECF_SP_DEPRESSED.
7241 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7242 * function.c (keep_stack_depressed): Delete.
7243 (handle_epilogue_set): Likewise.
7244 (update_epilogue_consts): Likewise.
7245 (emit_equiv_load): Likewise.
7246 (thread_prologue_and_epilogue_insns): Remove support for Return with
7247 Depressed Stack Pointer.
7248 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7250 2008-04-06 Richard Guenther <rguenther@suse.de>
7252 PR tree-optimization/35400
7253 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7254 information from SSA_NAMEs.
7256 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7258 * config/avr/avr.h (avr_mega_p): Remove declaration.
7259 (AVR_MEGA): Remove macro.
7260 * config/avr/avr.c (avr_mega_p): Remove variable.
7261 (avr_override_options): Remove inicializion of avr_mega_p.
7262 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7263 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7264 (avr_jump_mode): (Ditto.).
7265 (avr_output_progmem_section_asm_op): (Ditto.).
7266 (avr_asm_init_sections): (Ditto.).
7267 (avr_asm_init_sections): (Ditto.).
7268 (avr_rtx_costs): (Ditto.).
7269 * config/avr/avr.md: (Ditto.).
7270 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7273 2008-04-06 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/35842
7276 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7277 is_gimple_invariant_address.
7279 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7281 * gcc.c (default_compilers): Sync Fortran extensions list with
7282 that in fortran/lang-specs.h.
7283 * doc/invoke.texi: Likewise.
7284 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7285 * dwarf2out.c (gen_compile_unit_die): Likewise.
7287 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7289 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7291 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7295 attribute is used for nested functions.
7297 2008-04-05 Jan Hubicka <jh@suse.cz>
7299 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7301 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7303 (dump_files): Update.
7304 (enable_rtl_dump_file): Do not accept letter argument.
7305 * tree-pass.h (dump_file_info): Remove letter argument.
7306 * toplev.c (decode_d_option): Update -da handling.
7307 * toplev.h (enable_rtl_dump_file): Update prototype.
7308 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7309 it out based on pass type.
7310 (register_dump_files_1): Likewise.
7311 (init_optimization_passes): Update register_one_dump_file calls.
7312 (execute_one_pass): Sanity check that IPA passes are called at IPA
7313 level and RTL passes at RTL level.
7314 (execute_pass_list): IPA pass can not be after or subpass of
7316 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7317 disallov RTL subpasses of IPA subpasses.
7319 2008-04-05 Ben Elliston <bje@au.ibm.com>
7321 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7322 builtins that return exactly once and do not throw. Cache call to
7325 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7327 PR rtl-optimization/34916
7329 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7330 between instruction pairs.
7332 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7334 * doc/invoke.texi: Document -mbitops for SH.
7335 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7336 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7337 * config/sh/sh.c (print_operand): Add %t operand code.
7338 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7339 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7340 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7341 (extendqihi2): Likewise.
7342 (movqi_i): Likewise.
7343 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7344 (extv): Use bld instruction for SH2A if possible.
7346 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7347 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7348 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7349 (bset.b, bclr.b): Define peepholes.
7350 * config/sh/sh.opt (mbitops): New option.
7352 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7355 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7356 and view convert expression.
7358 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7361 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7363 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7365 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7367 * config/i386/cpuid.h (bit_AES): New.
7368 (bit_PCLMUL): Likewise.
7370 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7371 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7372 SSE2 if AES or PCLMUL is enabled.
7373 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7374 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7375 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7376 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7377 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7378 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7379 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7380 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7381 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7382 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7383 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7384 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7385 __builtin_ia32_aeskeygenassist128 and
7386 __builtin_ia32_pclmulqdq128.
7387 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7388 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7389 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7391 * config/i386/i386.h (TARGET_AES): New.
7392 (TARGET_PCLMUL): Likewise.
7393 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7395 * config/i386/i386.md (UNSPEC_AESENC): New.
7396 (UNSPEC_AESENCLAST): Likewise.
7397 (UNSPEC_AESDEC): Likewise.
7398 (UNSPEC_AESDECLAST): Likewise.
7399 (UNSPEC_AESIMC): Likewise.
7400 (UNSPEC_AESKEYGENASSIST): Likewise.
7401 (UNSPEC_PCLMUL): Likewise.
7403 * config/i386/i386.opt (maes): New.
7404 (mpclmul): Likewise.
7406 * config/i386/sse.md (aesenc): New pattern.
7407 (aesenclast): Likewise.
7409 (aesdeclast): Likewise.
7411 (aeskeygenassist): Likewise.
7412 (pclmulqdq): Likewise.
7414 * config/i386/wmmintrin.h: New.
7416 * doc/extend.texi: Document AES and PCLMUL built-in function.
7418 * doc/invoke.texi: Document -maes and -mpclmul.
7420 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7422 * function.c (free_after_parsing): Replace with
7423 cxx_push_function_context from C++ front-end.
7424 (allocate_struct_function): Don't call langhook.
7425 * langhooks.h (struct lang_hooks_for_functions): Delete.
7426 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7428 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7429 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7430 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7431 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7432 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7433 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7434 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7436 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7437 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7439 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7442 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7445 2008-04-04 Richard Guenther <rguenther@suse.de>
7448 * fold-const.c (optimize_minmax_comparison): Use the correct
7449 type for the constant in the simplified comparison.
7451 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7453 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7454 Pass L2 size as "--param l2-cache-size" to the compiler.
7455 (decode_l2_cache): New function to decode L2 cache parameters using
7456 0x8000006 extended cpuid function.
7457 (detect_caches_amd): Determine parameters of L2 cache using
7458 decode_l2_caches function.
7459 (decode_caches_intel): Decode L2 cache parameters.
7460 (detect_caches_intel): Determine L2 cache parameters using
7461 decode_caches_intel and decode_l2_caches functions.
7463 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7465 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7466 secondary input reload for subword loads from the constant pool.
7468 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7471 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7472 constants of the appropriate size for runtime calculations.
7475 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7476 decimal-float literal constant zero.
7478 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7481 * c-parser.c (c_parser_omp_atomic): Call
7482 default_function_array_conversion on the RHS.
7485 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7486 call is_variable_sized if decl has incomplete type.
7488 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7490 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7492 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7494 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7496 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7497 (sgt<u>): Merge sgt and sgtu into new expander.
7498 (sgt, sgtu): Remove expanders.
7499 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7500 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7501 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7502 *sgtu_<mode>_mips16 into new pattern.
7503 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7504 (sge<u>): Merge sge and sgeu into new expander.
7505 (sge, sgeu): Remove expanders.
7506 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7508 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7509 (slt<u>): Merge slt and sltu into new expander.
7510 (slt, sltu): Remove expanders.
7511 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7512 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7513 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7514 *sltu_<mode>_mips16 into new pattern.
7515 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7516 (sle<u>): Merge sle and sleu into new expander.
7517 (sle, sleu): Remove expanders.
7518 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7519 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7520 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7521 *sleu_<mode>_mips16 into new pattern.
7522 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7524 2008-04-03 Jan Hubicka <jh@suse.cz>
7526 PR tree-optimization/35795
7527 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7528 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7529 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7530 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7531 * score/score3.c (score3_output_mi_thunk): Likewise.
7532 * score/score7.c (score7_output_mi_thunk): Likewise.
7533 * mips/mips.c (mips_output_mi_thunk): Likewise.
7535 2008-04-03 Richard Guenther <rguenther@suse.de>
7537 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7538 conversions. Simplify code.
7540 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7542 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7544 2008-04-03 Tom Tromey <tromey@redhat.com>
7545 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7547 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7548 * config/bfin/t-bfin-linux (generated_files): Add
7549 linux-sysroot-suffix.h.
7550 * doc/install.texi (Prerequisites): Require make 3.80.
7551 * doc/sourcebuild.texi (Front End Directory): Document new
7553 * Makefile.in (generated_files): New variable.
7554 (ALL_HOST_OBJS): New variable.
7555 ($(ALL_HOST_OBJS)): New target.
7557 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7559 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7560 (remap_block): Call id->transform_lang_insert_block instead
7562 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7563 Set id.transform_lang_insert_block to NULL.
7564 (clone_body): Move to cp/optimize.c
7565 * tree-inline.h (struct copy_body_data): Change
7566 transform_lang_insert_block to function pointer.
7567 (copy_generic_body, copy_decl_no_change): Export.
7568 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7569 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7570 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7572 * c-tree.h (insert_block): Kill.
7573 * c-decl.c (insert_block): Kill.
7575 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7577 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7578 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7579 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7581 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7582 argument, call {push,pop}_function_context from here.
7583 * c-parser.c: Use c_{push,pop}_function_context.
7585 * function.c (push_function_context_to): Move meat ...
7586 (push_function_context): ... here. Simplify.
7587 * function.c (pop_function_context_from): Move meat ...
7588 (pop_function_context): ... here. Simplify.
7589 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7591 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7592 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7593 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7594 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7596 2008-04-03 Ben Elliston <bje@au.ibm.com>
7598 * expmed.c (extract_force_align_mem_bit_field): Remove.
7600 2008-04-03 Richard Guenther <rguenther@suse.de>
7603 * expr.h (try_casesi): Adjust prototype.
7604 * expr.c (try_casesi): Take fallback label as extra parameter.
7605 Use that for gen_casesi if default_label is NULL.
7606 * stmt.c (expand_case): Pass fallback label to try_casesi,
7607 make sure to fill gaps with a fallback label if default_label
7610 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7613 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7615 2008-04-03 Ben Elliston <bje@au.ibm.com>
7617 * expmed.c (extract_split_bit_field): Remove if (0) code.
7618 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7619 (do_ds_constraint): Likewise.
7621 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7623 * doc/cppopts.texi (-dU): Document.
7624 * c-common.h (flag_dump_macros): Update comment.
7625 * c-opts.c (handle_OPT_d): Handle -dU.
7626 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7627 dump_queued_macros, cb_used_define, cb_used_undef): New.
7628 (init_pp_output): Handle -dU.
7629 (cb_line_change): Call dump_queued_macros.
7630 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7632 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7634 * config/avr/predicates.md (io_address_operand): New predicate.
7635 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7636 * config/avr/avr.c (avr_io_address_p): Remove function.
7637 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7638 'avr_io_address_p' function.
7639 (out_movhi_r_mr): (Ditto.).
7640 (out_movqi_mr_r): (Ditto.).
7641 (out_movhi_mr_r): (Ditto.).
7642 (avr_address_cost): (Ditto.).
7644 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7647 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7648 in 32bit mode when XMM registers are available to avoid store
7650 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7651 corresponding post-reload splitters.
7653 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7655 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7656 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7657 __builtin_ia32_roundss.
7658 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7659 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7660 __builtin_ia32_roundss.
7661 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7662 IX86_BUILTIN_SHUFPD here.
7664 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7666 * config/i386/i386.md (plogic): New.
7667 (plogicprefix): Likewise.
7669 * config/i386/mmx.md (mmx_<code><mode>3): New.
7670 (mmx_and<mode>3): Removed.
7671 (mmx_ior<mode>3): Likewise.
7672 (mmx_xor<mode>3): Likewise.
7674 * config/i386/sse.md (<code><mode>3): New.
7675 (*<code><mode>3): Likewise.
7676 (*<code><mode>3): Likewise.
7677 (<code><mode>3): Likewise.
7678 (*sse_<code><mode>3): Likewise.
7679 (*sse2_<code><mode>3): Likewise.
7680 (<code>tf3): Likewise.
7681 (*<code>tf3): Likewise.
7682 (and<mode>3): Likewise.
7683 (*and<mode>3): Likewise.
7684 (ior<mode>3): Removed.
7685 (*ior<mode>3): Likewise.
7686 (xor<mode>3): Likewise.
7687 (*xor<mode>3): Likewise.
7688 (*and<mode>3): Likewise.
7689 (*ior<mode>3): Likewise.
7690 (*xor<mode>3): Likewise.
7691 (and<mode>3): Likewise.
7692 (*sse_and<mode>3): Likewise.
7693 (*sse2_and<mode>3): Likewise.
7695 (*andtf3): Likewise.
7696 (ior<mode>3): Likewise.
7697 (*sse_ior<mode>3): Likewise.
7698 (*sse2_ior<mode>3): Likewise.
7700 (*iortf3): Likewise.
7701 (xor<mode>3): Likewise.
7702 (*sse_xor<mode>3): Likewise.
7703 (*sse2_xor<mode>3): Likewise.
7705 (*xortf3): Likewise.
7707 2008-04-02 Richard Guenther <rguenther@suse.de>
7709 PR tree-optimization/14495
7710 PR tree-optimization/34793
7711 * tree-vrp.c (struct switch_update): New structure.
7712 (to_remove_edges, to_update_switch_stmts): New VECs.
7713 (simplify_switch_using_ranges): New function. Remove not taken
7714 case labels and edges.
7715 (simplify_stmt_using_ranges): Call it.
7716 (identify_jump_threads): Mark edges we have queued for removal
7717 so we don't thread them.
7718 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7720 * tree-cfg.c (group_case_labels): Deal with missing default label.
7721 (tree_verify_flow_info): Allow missing default label.
7722 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7723 (emit_case_nodes): Likewise.
7724 (expand_case): Do not rely on the default label to be present.
7725 * expr.c (try_casesi): Deal with NULL default_label.
7726 (do_tablejump): Likewise.
7728 2008-04-02 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/14495
7731 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7732 SWITCH_EXPR here ...
7733 (vrp_visit_switch_stmt): ... but here (new function).
7734 (find_case_label_index): New helper function.
7735 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7737 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7739 * fwprop.c: Fix ISO-C99ism.
7741 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7744 * Makefile.in (objdir): Set it here.
7745 * configure.ac: Not here. Find dynamic linker characteristics.
7746 * exec-tool.in: Use them.
7747 * aclocal.m4: Regenerate.
7748 * configure: Regenerate.
7750 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7752 * expr.c (expand_var): Delete it.
7753 * expr.h (expand_var): Delete prototype.
7754 * function.c (expand_function_start): Use expand_decl instead.
7755 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7758 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7760 PR rtl-optimization/35542
7761 * fwprop.c (forward_propagate_and_simplify): Replace
7762 loc_reg_mentioned_in_p with reg_mentioned_p.
7764 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7766 PR rtl-optimization/35281
7767 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7768 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7769 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7770 (varying_mem_p): Move above propagate_rtx.
7771 (all_uses_available_at): Do not check MEMs.
7773 2008-04-02 Rafael Espindola <espindola@google.com>
7775 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7776 (register_edge_assert_for_2): Split the cond argument.
7777 (register_edge_assert_for_1): Adjust for the change in
7778 register_edge_assert_for_2.
7779 (register_edge_assert_for): Split the cond argument.
7780 (find_switch_asserts): Adjust for the change in
7781 register_edge_assert_for.
7783 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7785 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7786 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7787 offsets for 64-bit mingw.
7788 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7789 abi for x86_64-pc-mingw.
7791 2008-04-02 Richard Guenther <rguenther@suse.de>
7793 * tree-vrp.c (extract_range_from_assert): Make sure to not
7794 produce range min/max with TREE_OVERFOW set.
7795 If merging a anti-range and a range keep the anti-range if
7796 the range covers all values of the type.
7797 (register_edge_assert_for_2): Only allow sign-changing
7798 conversions in detecting canonical range checks. Also
7799 register an assert for the unsigned name if useful.
7801 PR tree-optimization/35787
7802 * tree-vrp.c (vrp_val_max): New function.
7803 (vrp_val_min): Likewise.
7804 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7805 (vrp_val_is_min): Likewise.
7806 (supports_overflow_infinity): Use vrp_val_{min,max}.
7807 (negative_overflow_infinity): Likewise.
7808 (positive_overflow_infinity): Likewise.
7809 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7810 (is_positive_overflow_infinity): Likewise.
7811 (is_overflow_infinity): Likewise.
7812 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7813 vrp_val_is_{min,max}.
7814 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7815 to ranges if possible. Avoid empty ranges.
7817 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7820 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7821 the expression is a function address.
7823 2008-04-01 George Helffrich <george@gcc.gnu.org>
7825 PR fortran/35154, fortran/23057
7826 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7827 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7828 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7829 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7831 (dbxout_syms): Check for COMMON-based symbol and wrap in
7832 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7833 in bracket for efficiency.
7835 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7836 using DW_TAG_common_block + member offset.
7837 (add_pubname_string): New function.
7838 (dw_expand_expr): New function to find block name and offset for
7840 (common_check): New function to check whether symbol in Fortran COMMON.
7841 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7843 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7846 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7848 2008-04-02 Ben Elliston <bje@au.ibm.com>
7850 * config/v850/v850.md (casesi): Remove if (0) code.
7851 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7852 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7854 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7856 * config/i386/i386.md (rex64suffix): New mode attribute.
7857 (floathi<mode>2): Disable expander for SSE math.
7858 (*floathi<mode>2_1): New insn insn_and_split pattern.
7859 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7860 corresponding post-reload splitters.
7861 (*floathi<mode>2_i387): New macroized insn pattern.
7862 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7863 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7864 insn_and_split pattern.
7865 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7866 New macroized instruction patterns and corresponding post-reload
7868 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7869 and corresponding post-reload splitters.
7870 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7871 New macroized instruction patterns.
7872 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7873 macroized instruction patterns and corresponding post-reload splitters.
7874 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7875 corresponding post-reload splitters.
7876 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7877 New macroized instruction patterns.
7878 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7879 corresponding post-reload splitters.
7880 (*floatsi<mode>2_i387): New macroized instruction patterns.
7882 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7884 * config/i386/i386.md (smaxmin): New.
7885 (umaxmin): Likewise.
7886 (maxminiprefix): Likewise.
7887 (maxminfprefix): Likewise.
7888 (<code><mode>3): Likewise.
7889 (smin<mode>3): Removed.
7890 (smax<mode>3): Likewise.
7892 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7893 (mmx_<code>v4hi3): Likewise.
7894 (mmx_<code>v8qi3): Likewise.
7895 (mmx_smaxv2sf3): Removed.
7896 (mmx_sminv2sf3): Likewise.
7897 (mmx_umaxv8qi3): Likewise.
7898 (mmx_smaxv4hi3): Likewise.
7899 (mmx_uminv8qi3): Likewise.
7900 (mmx_sminv4hi3): Likewise.
7902 * config/i386/sse.md (<addsub><mode>3): New.
7903 (*<addsub><mode>3): Likewise.
7904 (<sse>_vm<addsub><mode>3): Likewise.
7905 (<maxmin><mode>3): Likewise.
7906 (*<maxmin><mode>3_finite): Likewise.
7907 (*<maxmin><mode>3): Likewise.
7908 (<sse>_vm<maxmin><mode>3): Likewise.
7909 (sse3_h<addsub>v4sf3): Likewise.
7910 (sse3_h<addsub>v2df3): Likewise.
7911 (<maxmin>v16qi3): Likewise.
7912 (*<maxmin>v16qi3): Likewise.
7913 (<maxmin>v8hi3): Likewise.
7914 (*<maxmin>v8hi3): Likewise.
7915 (*sse4_1_<maxmin><mode>3): Likewise.
7916 (*sse4_1_<maxmin><mode>3): Likewise.
7917 (add<mode>3): Removed.
7918 (*add<mode>3): Likewise.
7919 (<sse>_vmadd<mode>3): Likewise.
7920 (sub<mode>3): Likewise.
7921 (*sub<mode>3): Likewise.
7922 (<sse>_vmsub<mode>3): Likewise.
7923 (smin<mode>3): Likewise.
7924 (*smin<mode>3_finite): Likewise.
7925 (*smin<mode>3): Likewise.
7926 (<sse>_vmsmin<mode>3): Likewise.
7927 (smax<mode>3): Likewise.
7928 (*smax<mode>3_finite): Likewise.
7929 (*smax<mode>3): Likewise.
7930 (<sse>_vmsmax<mode>3): Likewise.
7931 (sse3_haddv4sf3): Likewise.
7932 (sse3_haddv2df3): Likewise.
7933 (sse3_hsubv4sf3): Likewise.
7934 (sse3_hsubv2df3): Likewise.
7935 (umaxv16qi3): Likewise.
7936 (*umaxv16qi3): Likewise.
7937 (smaxv8hi3): Likewise.
7938 (*smaxv8hi3): Likewise.
7939 (*sse4_1_smax<mode>3): Likewise.
7940 (*sse4_1_umax<mode>3): Likewise.
7941 (uminv16qi3): Likewise.
7942 (*uminv16qi3): Likewise.
7943 (sminv8hi3): Likewise.
7944 (*sminv8hi3): Likewise.
7945 (*sse4_1_smin<mode>3): Likewise.
7946 (*sse4_1_umin<mode>3): Likewise.
7948 2008-04-01 Rafael Espindola <espindola@google.com>
7950 * tree-cfg.c (verify_expr): remove in_phi.
7951 (verify_stmt): Don't call walk_tree with verify_expr. Use
7952 is_gimple_min_invariant instead of is_gimple_val.
7954 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7956 * doc/include/gpl_v3.texi: Update for manpage generation.
7957 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7959 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7960 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7961 gpl_v3.texi instead of gpl.texi.
7964 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7967 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7969 2008-04-01 Rafael Espindola <espindola@google.com>
7971 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7972 (extract_code_and_val_from_cond): Use
7973 extract_code_and_val_from_cond_with_ops.
7975 2008-04-01 Jan Hubicka <jh@suse.cz>
7977 * function.c (free_after_compilation): Free epilogue_delay_list.
7978 (prepare_function_start): Assert that previous compilation was freed.
7980 2008-04-01 Jan Hubicka <jh@suse.cz>
7981 Jim Wilson <wilson@tuliptree.org>
7982 Andreas Tobler <andreast@gcc.gnu.org>
7985 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7986 rtl.emit instead cfun->emit.
7987 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7988 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7990 2008-04-01 Ben Elliston <bje@au.ibm.com>
7992 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7994 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7996 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7998 (fprofile-use): Add var flag_profile_use
7999 * coverage.c (coverage_begin_output): Do not open a gcno file for
8000 output only if -ftest-coverage is set.
8001 Do not add getpwd() to gcda file path.
8002 (build_gcov_info): Check the new flag
8003 flag_profile_datafile_relative_path.
8004 (coverage_init): Use profile_data_prefix.
8005 Read profile counter only if flag_profile_use is set.
8006 * opts.c (common_handle_option): New option fprofile-use=,
8007 fprofile-dir=, fprofile-generate=.
8008 * toplev.c (profile_data_prefix): New variable definition.
8009 * toplev.h (profile_data_prefix): New declaration.
8010 * doc/invoke.tex (Option Summary, Optimization Options):
8013 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8015 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8016 use tmp consistently.
8019 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8020 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8021 UNSPEC_FR_RECIP_APPROX_RES.
8022 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8024 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8027 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8029 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8032 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8033 element of the vector via a pointer.
8035 2008-03-31 Ian Lance Taylor <iant@google.com>
8037 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8039 2008-03-31 Jan Hubicka <jh@suse.cz>
8041 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8042 get_arg_pointer_save_area.
8043 * expr.c (init_expr): Just clear out rtl.expr.
8044 * function.c (free_after_compilation): Clear out whole RTL structure.
8045 (get_func_frame_size): Merge into ...
8046 (get_frame_size): ... this one.
8047 (assign_stack_local_1): Merge into ...
8048 (assign_stack_local): ... this one.
8049 (expand_function_end): Update call of get_arg_pointer_save_area.
8050 (get_art_pointer_save_area): Remove cfun argument.
8051 * function.h (emit_status): regno_pointer_align does not need length
8052 attribute. Move x_regno_reg_rtx to ...
8053 (regno_reg_rtx): ... new global array.
8054 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8055 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8056 apply_args_value, forced_labels, stack_pointer_delta):
8058 (struct varasm_status): Move here from varasm.c
8059 (struct rtl_data): New. Move here some fields from struct function.
8060 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8061 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8062 used_temp_slots avail_temp_slots, temp_slot_level,
8063 nonlocal_goto_handler_labels): Update accesstors.
8064 (rtl): New global variable.
8065 (struct function): Move some fileds to rtl_data.
8066 (get_arg_pointer_save_area): Update prototype.
8067 * emit-rtl.c (rtl): Declare.
8068 (regno_reg_rtx): Declare.
8069 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8071 (gen_reg_rtx): Update.
8072 (init_virtual_regs): Do not tate emit_status argument.
8073 (init_emit): Do not allocate emit.
8074 * varasm.c (varasm_statuc): Move to function.h.
8075 (n_deferred_constatns): Update accestor.
8076 (init_varasm_status): Do not allocate varasm_status.
8077 (force_const_mem, get_pool_size, output_constant_pool): Update.
8078 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8079 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8081 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8083 PR rtl-optimization/35729
8084 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8087 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8090 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8091 load/store if memory is unaligned.
8092 (*movti_rex64): Likewise.
8094 * config/i386/predicates.md (misaligned_operand): New.
8096 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8099 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8102 2008-03-31 Jan Beulich <jbeulich@novell.com>
8104 * config/ia64/constraints.md: Add 'j' constraint.
8105 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8106 (movdi_internal): Likewise.
8108 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8111 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8113 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8117 proper error message for the third argument on blendpd and
8120 * config/i386/sse.md (blendbits): New.
8121 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8123 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8125 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8127 2008-03-30 Richard Guenther <rguenther@suse.de>
8130 * fold-const.c (fold_sign_changed_comparison): Do leave
8131 conversions to base-types alone.
8133 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8135 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8136 the link register if one altivec register is be saved.
8138 2008-03-30 Ben Elliston <bje@au.ibm.com>
8140 * final.c (final_scan_insn): Remove if (0) code.
8142 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8144 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8146 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8148 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8149 of V4SFmode to ix86_binary_operator_ok.
8151 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8153 * config/i386/i386.c (override_options): Initialize
8154 ix86_veclib_handler to ix86_veclibabi_svml when
8155 -mveclibabi=svml is used.
8156 (ix86_veclibabi_svml): New function for SVML ABI style
8157 vectorization support.
8158 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8160 2008-03-28 Rafael Espindola <espindola@google.com>
8162 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8163 (tree_binary_nonnegative_warnv_p): Make it public.
8164 (tree_single_nonnegative_warnv_p): Make it public.
8165 (tree_invalid_nonnegative_warnv_p): Make it public.
8166 (tree_unary_nonzero_warnv_p): Make it public.
8167 (tree_binary_nonzero_warnv_p): Make it public
8168 (tree_single_nonzero_warnv_p): Make it public.
8169 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8170 (extract_range_from_binary_expr): Split the expr argument.
8171 (extract_range_from_unary_expr): Split the expr argument.
8172 (extract_range_from_comparison): Split the expr argument.
8173 (extract_range_from_expr): Use the new aux functions.
8174 (vrp_evaluate_conditional_warnv): Use
8175 vrp_evaluate_conditional_warnv_with_ops.
8176 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8177 (tree_binary_nonzero_warnv_p): Declare.
8178 (tree_single_nonzero_warnv_p): Declare.
8179 (tree_expr_nonzero_warnv_p): Declare.
8180 (tree_unary_nonnegative_warnv_p): Declare.
8181 (tree_binary_nonnegative_warnv_p): Declare.
8182 (tree_single_nonnegative_warnv_p): Declare.
8183 (tree_invalid_nonnegative_warnv_p): Declare.
8185 2008-03-28 Richard Guenther <rguenther@suse.de>
8187 PR tree-optimization/30317
8188 PR tree-optimization/30911
8189 PR tree-optimization/34793
8190 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8191 (struct assert_locus_d): New member EXPR.
8192 (register_new_assert_for): Add EXPR parameter to support
8193 ASSERT_EXPR <name, expr OP limit>.
8194 (register_edge_assert_for_1): Adjust callers.
8195 (find_assert_locations): Likewise.
8196 (process_assert_insertions_for): Build condition from expression.
8197 (extract_range_from_assert): Handle ASSERT_EXPRs
8198 of the form ASSERT_EXPR <name, expr OP limit>.
8199 (register_edge_assert_for_2): New helper registering
8200 asserts for comparisons. Recognize range tests of the form
8201 (unsigned)i - CST1 OP CST2.
8202 (register_edge_assert_for_1): Use it.
8203 (register_edge_assert_for): Likewise.
8204 (needs_overflow_infinity): Integer sub-types
8205 do not need overflow infinities.
8206 (vrp_val_is_max): The extreme values of integer sub-types
8207 are those of the base type.
8208 (vrp_val_is_min): Likewise.
8209 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8212 2008-03-28 Nick Clifton <nickc@redhat.com>
8215 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8216 Return GENERAL_REGS for stack adjustment reloads.
8218 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8221 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8222 const_vector when all the vectors are constant.
8224 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8226 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8228 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8229 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8231 (s<code>_sf): Use new scc_sf attribute for opcode names.
8233 2008-03-27 Tom Tromey <tromey@redhat.com>
8235 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8236 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8237 config/spu/t-spu-elf, config/i386/t-interix,
8238 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8239 config/i386/x-darwin, config/i386/x-mingw32,
8240 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8241 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8242 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8243 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8244 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8245 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8246 config/score/t-score-elf, config/arm/t-strongarm-pe,
8247 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8248 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8249 Revert automatic dependency patch.
8251 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8254 * config/i386/i386.c (ix86_function_arg_boundary): Align
8255 decimal floating point to its natural boundary.
8257 2008-03-27 Richard Guenther <rguenther@suse.de>
8260 * fold-const.c (fold_comparison): Restrict distinct decl
8261 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8262 solely rely on operand_equal_p.
8264 2008-03-27 Richard Guenther <rguenther@suse.de>
8267 * c-common.c (handle_weak_attribute): Reject combination of
8270 2008-03-27 Richard Guenther <rguenther@suse.de>
8272 PR tree-optimization/32810
8273 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8274 conversions from DECL_INITIAL.
8275 (fold_const_aggregate_ref): Likewise from constructor elements.
8277 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8279 * tree-affine.h (aff_combination_expand): Declare.
8280 (get_inner_reference_aff): Likewise.
8281 * tree-affine.c (aff_combination_expand): Split out from
8282 tree_to_aff_combination_expand.
8283 (get_inner_reference_aff): New function.
8284 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8285 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8286 (struct lim_aux_data): sm_done field removed.
8287 (mem_ref_loc_p, mem_ref_locs_p): New types.
8288 (struct mem_ref): Added id, stored, accesses_in_loop,
8289 indep_loop, dep_loop, indep_ref, dep_ref fields.
8290 Removed is_stored, locs and next fields.
8291 (memory_accesses): New variable.
8292 (movement_possibility): Do not allow moving statements
8293 that store to memory.
8294 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8296 (determine_max_movement): For statements with memory references,
8297 find the outermost loop in that the reference is independent.
8298 (move_computations_stmt): Mark the virtual operands for renaming.
8299 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8300 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8301 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8302 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8303 create_vop_ref_mapping, analyze_memory_references,
8304 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8305 get_all_locs_in_loop, ref_always_accessed_p,
8306 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8307 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8308 store_motion_loop, store_motion): New functions.
8309 (struct vop_to_refs_elt): New type.
8310 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8311 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8312 (schedule_sm): Replaced by...
8313 (execute_sm): ... this.
8314 (determine_lsm_ref, hoist_memory_references,
8315 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8316 find_more_ref_vops, free_mem_ref, free_mem_refs,
8317 determine_lsm_loop, determine_lsm): Removed.
8318 (tree_ssa_lim_finalize): Free data structures used by store motion.
8319 (tree_ssa_lim): Call analyze_memory_references. Use
8320 store_motion instead of determine_lsm.
8322 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8324 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8325 rename tmake_file to m68hc11/t-m68hc11.
8326 (mcore): Set inhibit_libc to true.
8327 * config.host (alpha*-dec-*vms*): Set extra_programs.
8328 (interix3*): Don't use host_xmake_file.
8329 * configure.ac: Let config.gcc override inhibit_libc.
8330 * configure: Regenerate.
8332 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8333 * config/t-openbsd-thread: Remove commented out lines.
8335 * config/x-interix: Remove.
8337 * config/m68hc11/t-m68hc11-gas: Rename to...
8338 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8340 * config/mcore/t-mcore: Remove T_CFLAGS.
8341 * config/mcore/t-mcore-pe: Likewise.
8343 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8345 * configure.ac: Replace custom __GNU_SOURCE test with
8346 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8347 * aclocal.m4: Regenerate.
8348 * configure: Regenerate.
8349 * config.in: Regenerate.
8351 2008-03-27 Richard Guenther <rguenther@suse.de>
8353 * fold-const.c (target.h): Include.
8354 (fold_comparison): Fold comparison of addresses of decls
8355 that bind locally or of constants. Consolidate address folding code.
8356 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8357 results from fold_binary_to_constant.
8358 (compare_values_warnv): Likewise.
8360 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8363 * fold-const.c (fold_truthop): Check for integeral types when folding
8364 a == 0 && b == 0 and a != 0 || b != 0 .
8366 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8368 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8370 2008-03-26 Andreas Schwab <schwab@suse.de>
8372 * doc/invoke.texi: Fix use of @item vs. @itemx.
8374 2008-03-26 Tom Tromey <tromey@redhat.com>
8376 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8377 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8378 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8379 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8380 build/genconstants.o, build/genemit.o, build/genextract.o,
8381 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8382 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8385 2008-03-26 Richard Guenther <rguenther@suse.de>
8388 2008-03-26 Richard Guenther <rguenther@suse.de>
8390 * fold-const.c (target.h): Include.
8391 (fold_comparison): Fold comparison of addresses of two decls
8392 that bind locally. Consolidate address folding code.
8394 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8396 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8397 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8398 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8399 dconstsqrt2, dconstthird, dconste and/or dconst10.
8400 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8401 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8402 dconstsqrt2, dconste): Delete.
8403 (init_emit_once): Likewise. Simplify initializing dconstm1.
8405 * real.c (get_real_const): New.
8406 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8407 dconstsqrt2, dconste): Delete.
8408 (real_value_const, get_real_const): New.
8410 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8412 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8414 * config/i386/i386.c (ix86_function_arg_boundary): Check
8415 BIGGEST_ALIGNMENT instead of 128.
8416 (setup_incoming_varargs_64): Likewise.
8418 2008-03-26 Tom Tromey <tromey@redhat.com>
8420 * Makefile.in (DEPFILES): Add missing '/'.
8422 2008-03-26 Richard Guenther <rguenther@suse.de>
8424 * fold-const.c (target.h): Include.
8425 (fold_comparison): Fold comparison of addresses of two decls
8426 that bind locally. Consolidate address folding code.
8428 2008-03-26 Nick Clifton <nickc@redhat.com>
8431 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8432 not allow INT+INT as a legitimate addressing mode.
8434 2008-03-26 Richard Guenther <rguenther@suse.de>
8436 * tree-flow.h (widen_bitfield): Remove declaration.
8437 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8438 (widen_bitfield): Remove function.
8439 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8442 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8445 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8448 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8450 PR rtl-optimization/35232
8451 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8452 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8453 reg_reloaded_call_part_clobbered here.
8454 (reload_regs_reach_end_p): New function.
8455 (reload_reg_rtx_for_input): New variable.
8456 (reload_reg_rtx_for_output): Likewise.
8457 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8458 when reassigning a pseudo register. Load reloadreg from
8459 reload_reg_rtx_for_input, moving the mode and register
8461 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8462 instead of the original when deciding whether an input reload
8463 would be a no-op or whether an output reload can be deleted.
8464 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8465 when setting up new_spill_reg_store. Load it from
8466 reload_reg_rtx_for_output, moving the mode and register
8468 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8469 instead of the original when deciding whether an output reload
8470 would be a no-op. Do the same when modifying insn notes.
8471 Use rtx_equal_p instead of == to compare the registers.
8472 (inherit_piecemeal_p): Take a mode and two register numbers
8474 (emit_reload_insns): Clear new_spill_reg_store for every hard
8475 register in the reload register. Remove spill registers
8476 from reg_reloaded_valid before considering whether to record
8477 inheritance information for them. Use reload_reg_rtx_for_output
8478 instead of reg_rtx when recording output reloads. Use
8479 reload_reg_rtx_for_input instead of reg_rtx when recording
8480 input reloads. Set or clear reg_reloaded_call_part_clobbered
8481 at the same time as setting reg_reloaded_valid.
8482 (delete_output_reload): Add a new_reload_reg parameter and use it
8483 instead of rld[j].reg_rtx.
8484 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8487 2008-03-25 Tom Tromey <tromey@redhat.com>
8489 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8490 (build/genattr.o): Likewise.
8491 (build/genattrtab.o): Likewise.
8492 (build/gencodes.o): Likewise.
8493 (build/genconfig.o): Likewise.
8494 (build/genconstants.o): Likewise.
8495 (build/genemit.o): Likewise.
8496 (build/genextract.o): Likewise.
8497 (build/genflags.o): Likewise.
8499 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8501 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8502 instead of size_int for integer types.
8503 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8504 to match type of MINUS_EXPR.
8506 2008-03-25 Tom Tromey <tromey@redhat.com>
8508 * configure: Rebuilt.
8509 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8512 2008-03-25 Tom Tromey <tromey@redhat.com>
8514 * config/x-solaris (host-solaris.o): Update.
8515 * config/x-linux (host-linux.o): Update.
8516 * config/x-hpux (host-hpux.o): Update.
8517 * config/x-darwin (host-darwin.o): Update.
8518 * config/v850/t-v850e (v850-c.o): Update.
8519 * config/v850/t-v850 (v850-c.o): Update.
8520 * config/t-vxworks (vxworks.o): Update.
8521 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8522 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8523 * config/spu/t-spu-elf (spu-c.o): Update.
8525 * config/sh/t-symbian (sh-c.o): Update.
8526 (symbian.o): Update.
8527 * config/sh/t-sh (sh-c.o): Update.
8528 * config/score/t-score-elf (score7.o, score3.o): Update.
8529 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8530 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8531 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8532 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8534 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8535 * config/m32c/t-m32c (m32c-pragma.o): Update.
8536 * config/ia64/t-ia64 (ia64-c.o): Update.
8537 * config/i386/x-mingw32 (host-mingw32.o): Update.
8538 * config/i386/x-i386 (driver-i386.o): Update.
8539 * config/i386/x-darwin (host-i386-darwin.o): Update.
8540 * config/i386/x-cygwin (host-cygwin.o): Update.
8541 * config/i386/t-nwld (nwld.o): Update.
8542 * config/i386/t-netware (netware.o): Update.
8543 * config/i386/t-interix (winnt.o): Update.
8544 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8545 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8546 msformat-c.o): Update.
8547 * config/bfin/t-bfin-linux (generated_files): Add
8548 linux-sysroot-suffix.h.
8549 * config/arm/t-wince-pe (pe.o): Update.
8550 * config/arm/t-strongarm-pe (pe.o): Update.
8551 * config/arm/t-pe (pe.o): Update.
8552 * config/arm/t-arm (arm-c.o): Update.
8553 * doc/install.texi (Prerequisites): Require make 3.80.
8554 * Makefile.in: Remove .o targets.
8555 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8556 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8557 (simple_generated_h, simple_generated_c): Move earlier.
8558 (generated_files): New variable.
8559 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8560 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8561 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8562 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8563 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8564 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8565 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8566 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8567 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8568 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8569 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8570 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8572 (COMPILE.base, COMPILE): New variables.
8573 (%.o): New pattern rule.
8574 (ALL_HOST_OBJS): New variable.
8575 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8576 (dummy-checksum.o, cc1-checksum.o): Remove.
8577 (DRIVER_SHLIB): New variable.
8578 (DRIVER_DEFINES): Use it.
8579 (gencondmd.c): Move out of build/.
8580 (s-conditions): Update.
8581 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8582 (ALL_BUILD_OBJS): Likewise.
8583 (build/%.o): Use BUILDCOMPILE.
8584 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8585 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8586 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8587 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8588 build/genconfig.o, build/genconstants.o, build/genemit.o,
8589 build/genextract.o, build/genflags.o, build/genmddeps.o,
8590 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8591 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8592 build/gen-protos.o, build/scan.o, build/fix-header.o,
8593 build/scan-decls.o): Simplify.
8594 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8595 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8596 prefix.o, toplev.o): Reduce to variable setting.
8597 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8598 ($(out_object_file), gcc-options.o): New targets.
8599 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8600 * configure: Rebuilt.
8601 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8602 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8604 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8606 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8607 complain when we hit an error, return ERROR_MARK_NODE.
8609 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8611 * config/sh/constraints.md (Pso, Psz): New constraints.
8612 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8613 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8615 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8617 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8618 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8620 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8622 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8623 (prefetch_sh2a): New.
8625 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8626 Naveen.H.S <naveen.hs@kpitcummins.com>
8628 * config/sh/constraints.md (I28): New constraint.
8629 * config/sh/sh.c (broken_move): Add support for movi20s.
8630 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8632 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8633 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8634 Naveen.H.S <naveen.hs@kpitcummins.com>
8636 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8637 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8638 (print_operand): Handle resbank in %@ operand code.
8639 (sh_encode_section_info): New.
8640 (push_regs): Add conditions for resbank.
8641 (sh_expand_epilogue): Likewise.
8642 (sh_insert_attributes): Likewise.
8643 (sh_attribute_table): Likewise.
8644 (sh_handle_resbank_handler_attribute): New.
8645 (sh2a_handle_function_vector_handler_attribute): New.
8646 (sh2a_is_function_vector_call): New.
8647 (sh2a_get_function_vector_number): New.
8648 (sh2a_function_vector_p): New.
8649 (sh_cfun_resbank_handler_p): New.
8650 * config/sh/sh.md (calli): Emit jsr/n if possible.
8651 (calli_tbr_rel): New.
8652 (calli_pcrel): Emit jsr/n if possible.
8653 (return_i): Emit rts/n if possible.
8654 (call_valuei_tbr_rel): New.
8655 (call_valuei_pcrel): Add condition for SH2A target.
8656 (call_value): Likewise.
8657 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8658 (sh2a_get_function_vector_number): Likewise.
8659 (sh2a_is_function_vector_call): Likewise.
8660 * doc/extend.texi: Document TBR relative addressing of SH2A.
8661 (resbank): Add description for SH2A.
8663 2008-03-24 Richard Guenther <rguenther@suse.de>
8666 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8667 pointer assignments change conversions according to middle-end rules.
8668 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8669 * configure.ac: Include type checking in yes.
8670 * configure: Regenerate.
8672 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8674 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8675 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8677 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8679 * gthr-vxworks.h (UNUSED): Define.
8681 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8683 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8685 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8687 * doc/extend.texi (Function Attributes): Add missing comma in the
8688 example of the "alloc_size" attribute.
8690 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8693 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8695 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8698 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8701 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8702 of the underlying type of a MS bitfield layout to the natural
8703 alignment of the type.
8705 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8707 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8708 to their natural alignment to avoid store forwarding stalls.
8710 2008-03-22 Richard Guenther <rguenther@suse.de>
8712 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8713 For PHI nodes verify the address is invariant.
8714 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8715 (get_symbol_constant_value): Use is_gimple_min_invariant.
8716 (maybe_fold_stmt_indirect): Likewise.
8718 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8720 PR rtl-optimization/33927
8721 * Makefile.in (dse.o): Depend on $(TM_P_H).
8722 * expr.h (extract_low_bits): Declare.
8723 * expmed.c (extract_low_bits): New function.
8724 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8725 * dse.c: Include tm_p.h.
8726 (find_shift_sequence): Remove the read_reg argument and return the
8727 read value. Emit the instructions instead of returning them.
8728 Iterate on new_mode rather than calculating it each time.
8729 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8730 source to NEW_MODE and extract_low_bits to convert the shifted
8732 (replace_read): Allow the load and store to have different mode
8733 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8734 or extraction instructions before trying the replacement. Update
8735 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8737 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8740 to their natural alignment to avoid store forwarding stalls.
8742 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8745 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8746 encouraging but not allowing gprs for input;
8747 change the input constraint to !f#r.
8748 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8750 change the output constraint to !f#r.
8752 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8755 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8756 corresponding post-reload splitters.
8757 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8758 when x87 FP math is selected.
8759 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8760 New function prototype.
8761 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8762 unreachable function to ease macroization of insn patterns.
8764 2008-03-21 Martin Jambor <mjambor@suse.cz>
8766 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8767 reference dumps if ddr is NULL or dependence is unknown.
8769 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8771 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8772 unsigned extension into account.
8773 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8774 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8775 Do computations on a scratch register.
8777 2008-03-21 Richard Guenther <rguenther@suse.de>
8779 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8780 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8781 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8782 * tree-ssa-dom.c (record_equality): Likewise.
8783 * tree-inline.c (copy_body_r): Likewise.
8784 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8787 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8789 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8790 as 'delete_unused' argument.
8792 2008-03-20 Richard Guenther <rguenther@suse.de>
8794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8795 special casing of constant qualifiers.
8796 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8797 care about them in general.
8798 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8799 regardless of their type.
8800 (fold_stmt_r): Forcefully fold *& if we end up with that.
8802 2008-03-20 Paul Brook <paul@codesourcery.com>
8804 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8805 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8807 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8809 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8810 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8812 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8814 * common.opt (Wmudflap): New option.
8815 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8816 (mx_register_decls): Likewise.
8817 (mudflap_finish_file): Likewise.
8818 * doc/invoke.texi: Document -Wno-mudflap.
8820 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8822 * c-format.c (replace_format_name_to_system_name): New.
8824 (convert_format_name_to_system_name): New.
8825 (decode_format_attr): Add use of convert_format_name_to_system_name.
8826 (format_types_orig): Add gnu_ prefix to names.
8827 (check_format_info_main): Special treating of \0 escaped names for
8828 supporting multi-character format specifiers as I32, I64.
8829 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8830 (gnu_target_overrides_format_attributes): New.
8831 * c-format.h: Add structure target_ovr_attr to hold
8832 system specific formatter names.
8833 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8834 msformat-c.o file to c_target_objs and cxx_target_objs.
8835 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8836 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8837 (TARGET_N_FORMAT_TYPES): New.
8838 * config/i386/msformat-c.c: New.
8839 * config/i386/t-cygming: Add build rule for msformat-c.o.
8840 * doc/extend.texi: Add new format names gnu_* and ms_* and
8842 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8844 2008-03-20 Ira Rosen <irar@il.ibm.com>
8846 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8847 optimizations turned on under -O3.
8848 (ftree-vectorize): Add that the flag is turned on with -O3.
8850 2008-03-20 Ben Elliston <bje@au.ibm.com>
8852 * regmove.c (try_auto_increment): Fix spelling error in comment.
8853 * final.c (final_scan_insn): Likewise.
8855 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8858 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8859 allocator preferences for "y" and "r" class registers.
8860 ("*mov<mode>_internal"): Ditto.
8861 ("*movv2sf_internal_rex64"): Ditto.
8862 ("*movv2sf_internal"): Ditto.
8864 2008-03-19 Michael Matz <matz@suse.de>
8867 * calls.c (expand_call): Check overlap of arguments with call
8868 address for sibcalls.
8870 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8873 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8874 of the underlying type of a MS bitfield layout to the natural
8875 alignment of the type.
8877 2008-03-19 Jan Hubicka <jh@suse.cz>
8880 * toplev.c (decode_d_option): Handle all CPP flags.
8881 * tree-vrp.c: Update tree_pass descriptors.
8882 * regrename.c: Update tree_pass descriptors.
8883 * fwprop.c: Update tree_pass descriptors.
8884 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8885 * tree-into-ssa.c: Update tree_pass descriptors.
8886 * tree-dump.c: Update tree_pass descriptors.
8887 * tree-complex.c: Update tree_pass descriptors.
8888 * tree-dump.h: Update tree_pass descriptors.
8889 * see.c: Update tree_pass descriptors.
8890 * cgraphbuild.c: Update tree_pass descriptors.
8891 * tracer.c: Update tree_pass descriptors.
8892 * tree-loop-distribution.c: Update tree_pass descriptors.
8893 * cgraph.c: Update tree_pass descriptors.
8894 * postreload-gcse.c: Update tree_pass descriptors.
8895 * postreload.c: Update tree_pass descriptors.
8896 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8897 * tree-tailcall.c: Update tree_pass descriptors.
8898 * tree-pass.h (tree_opt_pass): Rename to ...
8899 (opt_pass) ... this one; add "type" field and remove letter field.
8900 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8901 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8902 all_lowering_passes): Update declaration.
8903 * ipa-cp.c: Update tree_pass descriptors.
8904 * final.c: Update tree_pass descriptors.
8905 * omp-low.c: Update tree_pass descriptors.
8906 * tree-ssa-dse.c: Update tree_pass descriptors.
8907 * ipa-reference.c: Update tree_pass descriptors.
8908 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8909 * auto-inc-dec.c: Update tree_pass descriptors.
8910 * reorg.c: Update tree_pass descriptors.
8911 * cgraphunit.c: Update tree_pass descriptors.
8912 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8913 * tree-ssa-ccp.c: Update tree_pass descriptors.
8914 * df-core.c: Update tree_pass descriptors.
8915 * mode-switching.c: Update tree_pass descriptors.
8916 * tree-nomudflap.c: Update tree_pass descriptors.
8917 * modulo-sched.c: Update tree_pass descriptors.
8918 * ipa-pure-const.c: Update tree_pass descriptors.
8919 * cse.c: Update tree_pass descriptors.
8920 * web.c: Update tree_pass descriptors.
8921 * tree-stdarg.c: Update tree_pass descriptors.
8922 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8923 * tree-ssa-dom.c: Update tree_pass descriptors.
8924 * tree-nrv.c: Update tree_pass descriptors.
8925 * tree-ssa-alias.c: Update tree_pass descriptors.
8926 * loop-init.c: Update tree_pass descriptors.
8927 * gimple-low.c: Update tree_pass descriptors.
8928 * ipa-inline.c: Update tree_pass descriptors.
8929 * tree-ssa-sink.c: Update tree_pass descriptors.
8930 * global.c: Update tree_pass descriptors.
8931 * ifcvt.c: Update tree_pass descriptors.
8932 * jump.c: Update tree_pass descriptors.
8933 * predict.c: Update tree_pass descriptors.
8934 * tree-ssa-loop.c: Update tree_pass descriptors.
8935 * recog.c: Update tree_pass descriptors.
8936 * dse.c: Update tree_pass descriptors.
8937 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8938 * tree-eh.c: Update tree_pass descriptors.
8939 * regmove.c: Update tree_pass descriptors.
8941 * function.c: Update tree_pass descriptors.
8942 * tree-vectorizer.c: Update tree_pass descriptors.
8943 * gcse.c: Update tree_pass descriptors.
8944 * ipa-type-escape.c: Update tree_pass descriptors.
8945 * tree-if-conv.c: Update tree_pass descriptors.
8946 * init-regs.c: Update tree_pass descriptors.
8947 * ipa.c: Update tree_pass descriptors.
8948 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8949 * rtl-factoring.c: Update tree_pass descriptors.
8950 * lower-subreg.c: Update tree_pass descriptors.
8951 * bt-load.c: Update tree_pass descriptors.
8952 * tree-dfa.c: Update tree_pass descriptors.
8953 * except.c: Update tree_pass descriptors.
8954 * emit-rtl.c: Update tree_pass descriptors.
8955 * cfgexpand.c: Update tree_pass descriptors.
8956 * tree-cfgcleanup.c: Update tree_pass descriptors.
8957 * cfgcleanup.c: Update tree_pass descriptors.
8958 * tree-ssa-pre.c: Update tree_pass descriptors.
8959 * tree-sra.c: Update tree_pass descriptors.
8960 * tree-mudflap.c: Update tree_pass descriptors.
8961 * tree-ssa-copy.c: Update tree_pass descriptors.
8962 * cfglayout.c: Update tree_pass descriptors.
8963 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8964 * tree-ssa-dce.c: Update tree_pass descriptors.
8965 * tree-ssa.c: Update tree_pass descriptors.
8966 * regclass.c: Update tree_pass descriptors.
8967 * integrate.c: Update tree_pass descriptors.
8968 * tree-optimize.c: Update tree_pass descriptors.
8969 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8970 * tree-object-size.c: Update tree_pass descriptors.
8971 * combine.c: Update tree_pass descriptors.
8972 * tree-outof-ssa.c: Update tree_pass descriptors.
8973 * bb-reorder.c: Update tree_pass descriptors.
8974 * stack-ptr-mod.c: Update tree_pass descriptors.
8975 * var-tracking.c: Update tree_pass descriptors.
8976 * tree-profile.c: Update tree_pass descriptors.
8977 * tree-vect-generic.c: Update tree_pass descriptors.
8978 * reg-stack.c: Update tree_pass descriptors.
8979 * sched-rgn.c: Update tree_pass descriptors.
8980 * tree-ssa-structalias.c: Update tree_pass descriptors.
8981 * tree-cfg.c: Update tree_pass descriptors.
8982 * passes.c (current_pass): Update declaration.
8983 (finish_optimization_passes): Update.
8984 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8985 (register_one_dump_file, register_dump_files_1, next_pass_1):
8987 (init_optimization_passes): Update handling of new types.
8988 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8989 * ipa-struct-reorg.c: Update tree_pass descriptors.
8990 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8991 * combine-stack-adj.c: Update tree_pass descriptors.
8992 * cfgrtl.c: Update tree_pass descriptors.
8993 * dce.c: Update tree_pass descriptors.
8994 * tree-ssanames.c: Update tree_pass descriptors.
8996 2008-03-19 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa.c (walk_data): New structure.
9000 (warn_uninitialized_var): If not always_executed warn with "maybe"
9002 (execute_early_warn_uninitialized): Compute post-dominators.
9003 Initialize always_executed before processing each basic block.
9005 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9008 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9009 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9011 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9013 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9015 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9017 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9019 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9020 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9021 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9022 target after ignore has been set, and move there also the commputation
9023 of subtarget and original_target.
9024 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9025 (LANG_HOOKS_INITIALIZER): Remove it.
9026 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9028 2008-03-18 Richard Guenther <rguenther@suse.de>
9030 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9031 found an expression with constants, note that in the VN for the lhs.
9032 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9033 fold them to constants if possible. Run cleanup_cfg if done so.
9034 (execute_pre): Return todo.
9036 (execute_fre): Likewise.
9037 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9039 (get_prop_source_stmt): Look through pointer conversions.
9041 2008-03-18 Jan Hubicka <jh@suse.cz>
9043 * tree-pretty-print.c: Include predict.h.
9044 (dump_generic_node): Dump predictor.
9045 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9046 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9047 * gimple-low.c (lower_stmt): Likewise.
9048 * expr.c (expand_expr_real): Likewise.
9049 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9051 (build_predict_expr, build_predict_expr): New.
9052 * predict.h (predictor_name, build_predict_expr): Update.
9053 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9054 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9055 * predict.def (PRED_CONTINUE): Update hitrate.
9056 * tree.def (PREDICT_EXPR): Define.
9057 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9058 do not handle BIND_EXPR.
9059 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9060 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9061 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9064 2008-03-18 Michael Matz <matz@suse.de>
9066 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9068 2008-03-18 Richard Guenther <rguenther@suse.de>
9070 * tree-gimple.h (is_gimple_invariant_address): Declare.
9071 (is_gimple_constant): Likewise.
9072 * tree-gimple.c (is_gimple_constant): New function.
9073 (is_gimple_invariant_address): Likewise.
9074 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9075 and is_gimple_invariant_address.
9076 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9078 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9079 an addressable base.
9081 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9084 * gimplify.c (gimplify_expr): Gimplify second operand of
9087 2008-03-17 Richard Guenther <rguenther@suse.de>
9089 PR tree-optimization/19637
9090 * fold-const.c (fold_unary): Remove restrictions of removing
9091 intermediate pointer-conversions (P2)(P1)P0.
9092 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9093 conversion to void pointer.
9094 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9096 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9099 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9100 emulated thread local variables.
9102 2008-03-16 Richard Guenther <rguenther@suse.de>
9105 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9106 expand TREE_INVARIANT operations that are not gimple invariant.
9108 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9110 * doc/extend.texi (Alignment): Say that the ABI controls
9111 the __alignof__ for non-strict-alignment targets rather
9112 than being a recommendation.
9114 2008-03-15 Paul Brook <paul@codesourcery.com>
9116 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9118 (arm_output_fn_unwind): Mark functions that can not be unwound.
9120 2008-03-15 Paul Brook <paul@codesourcery.com>
9122 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9123 extension instructions.
9125 2008-03-15 Richard Guenther <rguenther@suse.de>
9127 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9128 and fold constant aggregate refs.
9129 (fold_const_aggregate_ref): Handle string constants
9130 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9131 (evaluate_stmt): Simplify now that ccp_fold folds constant
9134 2008-03-15 Paul Brook <paul@codesourcery.com>
9136 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9137 (extzv): Use gen_extzv_t2.
9138 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9140 2008-03-15 Richard Guenther <rguenther@suse.de>
9142 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9143 (fold_const_aggregate_ref): Likewise.
9144 (get_value): Return NULL if we don't have any values.
9145 (ccp_finalize): Set const_val to NULL after freeing it.
9146 * tree-flow.h (get_symbol_constant_value): Declare.
9147 (fold_const_aggregate_ref): Likewise.
9148 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9150 2008-03-15 Richard Guenther <rguenther@suse.de>
9153 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9154 to not produce negative array indices if not allowed. Add
9155 parameter to indicate that.
9156 (maybe_fold_offset_to_component_ref): Allow negative array
9157 indices only for the first member of a structure.
9158 (maybe_fold_offset_to_reference): Allow negative array indices.
9159 (maybe_fold_stmt_addition): Likewise.
9161 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9162 Anatoly Sokolov <aesok@post.ru>
9164 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9165 (avr_arch): Add ARCH_AVR6.
9166 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9167 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9168 instead of fixed value 2.
9169 (print_operand_address): Use gs() asm specifier instead of pm().
9170 (avr_assemble_integer): (Ditto.).
9171 (avr_output_addr_vec_elt): (Ditto.).
9172 (print_operand): Handle "!" code.
9173 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9174 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9175 (AVR_HAVE_EIJMP_EICALL): Define.
9176 (AVR_3_BYTE_PC): Redefine.
9177 (AVR_2_BYTE_PC): (Ditto.).
9178 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9179 (LINK_SPEC): Add atmega2560 and atmega2561.
9180 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9182 * config/avr/avr.md (call_insn): Use eicall instead of icall
9183 for 3 byte PC devices.
9184 (call_value_insn): (Ditto.).
9185 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9186 (indirect_jump): Use only for for 2 byte PC devices.
9187 (*tablejump): (Ditto.).
9188 (*indirect_jump_avr6): Add insn.
9189 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9190 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9191 instead of ijmp for 3 byte PC devices.
9192 (__tablejump2__): (Ditto.).
9193 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9194 (MULITLIB_DIRNAMES): (Ditto.).
9195 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9197 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9199 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9200 "sse2_umulsidi3". Use V1DI mode for operand 0.
9201 ("mmx_psadbw"): Use V1DI mode for operand 0.
9202 * config/i386/i386-modes.def (V1SI): New vector mode.
9203 * config/i386/i386.c (struct builtin_description)
9204 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9205 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9206 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9207 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9208 v1di_ftype_v8qi_v8qi type.
9209 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9211 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9212 __builtin_ia32_pmuludq]: Fix the mode of return value.
9214 2008-03-15 Richard Guenther <rguenther@suse.de>
9217 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9220 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9222 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9223 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9224 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9225 unless TARGET_SERIALIZE_VOLATILE is enabled.
9226 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9227 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9228 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9230 2008-03-14 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/34172
9233 * tree-flow.h (refs_may_alias_p): Declare.
9234 (get_single_def_stmt): Likewise.
9235 (get_single_def_stmt_from_phi): Likewise.
9236 (get_single_def_stmt_with_phi): Likewise.
9237 * tree-dfa.c (refs_may_alias_p): New function.
9238 (get_single_def_stmt): Likewise.
9239 (get_single_def_stmt_from_phi): Likewise.
9240 (get_single_def_stmt_with_phi): Likewise.
9241 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9242 (vn_reference_lookup_1): New helper function.
9243 (vn_reference_lookup): Walk the virtual use-def chain to
9244 continue searching for a match if the def does not alias the
9245 reference we are looking for.
9247 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9249 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9250 archive and Perzl. Update The Written Word listing.
9252 2008-03-14 Richard Guenther <rguenther@suse.de>
9254 PR tree-optimization/34043
9255 PR tree-optimization/33989
9256 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9258 (bitmap_find_leader): Use extra argument to verify dominance
9259 relationship inside a basic-block.
9260 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9261 (find_leader_in_sets): Adjust.
9262 (create_component_ref_by_pieces): Take extra argument for
9263 dominance check, handle lookup failures.
9264 (find_or_generate_expression): Likewise.
9265 (create_expression_by_pieces): Likewise.
9266 (insert_into_preds_of_block): Adjust.
9267 (create_value_expr_from): If asked for, verify all operands
9268 are in the blocks AVAIL_OUT set.
9269 (make_values_for_stmt): Check for SSA_NAMEs that are life
9270 over an abnormal edge.
9271 (compute_avail): Remove such check.
9272 (do_SCCVN_insertion): New function.
9273 (eliminate): If we do not find a leader suitable for replacement
9274 insert a replacement expression from SCCVN if available.
9275 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9276 (struct vn_ssa_aux): Add needs_insertion flag.
9277 * tree-ssa-sccvn.c (may_insert): New global flag.
9278 (copy_reference_ops_from_ref): Value-number union member access
9279 based on its size, not type and member if insertion is allowed.
9280 (visit_reference_op_load): For a weak match from union type
9281 punning lookup a view-converted value and insert a SSA_NAME
9282 for that value if that is not found.
9283 (visit_use): Make dumps shorter. Do not disallow value numbering
9284 SSA_NAMEs that are life over an abnormal edge to constants.
9285 (free_scc_vn): Release inserted SSA_NAMEs.
9286 (run_scc_vn): New flag to specify whether insertion is allowed.
9287 Process SSA_NAMEs in forward order.
9288 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9289 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9290 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9291 pointer type to/from integral types that do not change the
9292 precision to regular conversions.
9294 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9296 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9297 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9298 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9299 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9300 input arguments and the mode of return value. Built-in functions
9301 that operate on whole 64-bit MMX register now use V1DI mode.
9303 2008-03-13 Alon Dayan <alond@il.ibm.com>
9304 Olga Golovanevsky <olga@il.ibm.com>
9306 PR tree-optimization/35041
9307 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9308 to locate the right position in a statement.
9310 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/xmmintrin.h: Change all static inline functions to
9315 extern inline and add __gnu_inline__ attribute.
9316 * config/i386/bmintrin.h: Ditto.
9317 * config/i386/smmintrin.h: Ditto.
9318 * config/i386/tmmintrin.h: Ditto.
9319 * config/i386/mmintrin-common.h: Ditto.
9320 * config/i386/ammintrin.h: Ditto.
9321 * config/i386/emmintrin.h: Ditto.
9322 * config/i386/pmmintrin.h: Ditto.
9323 * config/i386/mmintrin.h: Ditto.
9324 * config/i386/mm3dnow.h: Ditto.
9326 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9329 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9330 (lower_omp_2): New function.
9331 (lower_omp_1, lower_omp): Rewritten.
9333 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9336 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9337 with the phrase "Microsoft Windows compilers".
9338 (Push/Pop Macro Pragmas): New subsection. Document
9339 #pragma push_macro and pragma pop_macro.
9341 2008-03-12 Paul Brook <paul@codesourcery.com>
9343 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9345 2008-03-12 Paul Brook <paul@codesourcery.com>
9347 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9348 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9349 (thumb2_addsi_shortim): Rename ...
9350 (thumb2_addsi_short): ... to this. Allow register operands.
9351 (thumb2_subsi_short): New pattern.
9352 (thumb2_one_cmplsi2_short,
9353 thumb2_negsi2_short): New patterns and peepholes.
9355 2008-03-12 Paul Brook <paul@codesourcery.com>
9357 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9359 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9361 * config/i386/i386.md (int_cond): New code iterator.
9363 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9364 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9365 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9366 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9367 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9368 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9369 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9370 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9372 2008-03-12 Paul Brook <paul@codesourcery.com>
9374 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9375 instead of {arm,thumb}_compute_save_reg_mask.
9376 (output_return_instruction): Ditto.
9377 (thumb_unexpanded_epilogue): Ditto.
9378 (thumb1_expand_prologue): Ditto.
9379 (thumb1_output_function_prologue): Ditto.
9380 (arm_set_return_address): Ditto.
9381 (thumb_set_return_address): Ditto.
9382 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9383 regs to achieve stack alignment.
9384 (thumb1_compute_save_reg_mask): Fix compiler warning.
9385 (arm_output_epilogue): Use offsets->saved_regs_mask.
9386 Adjust stack pointer by poping call clobered registers.
9387 (arm_expand_prologue): Use offsets->saved_regs_mask.
9388 Adjust stack pointer by pushing extra registers.
9389 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9391 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9394 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9395 conversion to the operands of a multiplication.
9397 2008-03-12 Richard Guenther <rguenther@suse.de>
9399 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9400 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9401 * timevar.def (TV_TREE_PHIPROP): Add.
9402 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9403 pass description. Use TV_TREE_PHIPROP.
9404 * tree-ssa-forwprop.c: Remove phiprop code.
9406 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9409 * omp-low.c (maybe_lookup_decl): Constify first argument.
9410 (use_pointer_for_field): Change last argument from bool to
9411 omp_context *. Disallow shared copy-in/out in nested
9412 parallel if decl is shared in outer parallel too.
9413 (build_outer_var_ref, scan_sharing_clauses,
9414 lower_rec_input_clauses, lower_copyprivate_clauses,
9415 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9417 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9418 Ira Rosen <irar@il.ibm.com>
9420 * tree-vectorizer.c (free_stmt_vec_info): New function.
9421 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9422 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9423 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9424 * tree-vect-transform.c (vectorizable_conversion): Free
9425 vec_oprnds0 if it was allocated.
9426 (vect_permute_store_chain): Remove unused VECs.
9427 (vectorizable_store): Free VECs that are allocated in the..
9429 (vect_transform_strided_load, vectorizable_load): Likewise.
9430 (vect_remove_stores): Simplify the code.
9431 (vect_transform_loop): Move code to vect_remove_stores().
9432 Call vect_remove_stores() and free_stmt_vec_info().
9434 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9436 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9437 TARGET_HPUX. Revise comment.
9438 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9439 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9440 Use sr4 variant of `be' instruction when not generating PIC code.
9441 (attr_length_call): Adjust for above change.
9443 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9445 * ipa-reference.c (static_execute): Remove module_statics_const and
9446 associated setting code.
9448 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9452 predicate for operand 1.
9453 (paritysi2_cmp): Use register_operand predicate for operand 2.
9454 Use earlyclobber modifier for operand 1. Remove support for
9456 (paritydi2_cmp): Use register_operand predicate for operand 3.
9457 Use earlyclobber modifier for operand 1. Remove support for
9460 2008-03-11 Paul Brook <paul@codesourcery.com>
9461 Vladimir Prus <vladimir@codesourcery.com>
9463 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9464 (arm_compute_save_reg0_reg12_mask): Always
9465 check if register 11 must be saved. Always safe hard frame pointer
9466 when frame_pointer_needeed.
9467 (arm_compute_save_reg_mask): Save IP and PC
9468 only with apcs frames.
9469 (arm_output_epilogue): Adjust Thumb2 codepath to
9470 be also invoked and work for ARM non-apcs frames.
9471 (arm_expand_prologue): Don't bother saving IP
9472 for non-apcs frame, since it's not clobbered by
9473 prologue code. Implement non-apcs frame
9476 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9478 PR rtl-optimization/35281
9479 * expr.c (convert_move): Use a new pseudo for the intermediate
9480 from_mode->word_mode result.
9482 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9484 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9485 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9486 * toplev.c (compile_file): Don't call it.
9488 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9491 * expr.c (store_expr): Call emit_block_move if the mode
9492 of "temp" RTX is BLKmode.
9494 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9495 Richard Guenther <rguenther@suse.de>
9497 PR tree-optimization/31358
9498 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9499 the step with a NULL_TREE.
9500 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9501 to sizetype if type is a pointer type.
9502 (add_candidate_1): Don't convert the base and step to
9503 the generic type if the orginal type is a pointer type.
9504 (add_iv_value_candidates): Use sizetype for the step
9505 if type is a pointer type.
9506 (cand_value_at): Likewise.
9507 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9509 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9510 Don't convert the tem affine to the type.
9511 (add_elt_to_tree): Use sizetype for the step if a pointer.
9512 Use POINTER_PLUS_EXPR for pointers.
9513 (aff_combination_to_tree): Use sizetype for the step if a
9516 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9518 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9519 Remove commutativity hint.
9521 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9525 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9526 errorneous type. Check that v is a VAR_DECL.
9529 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9531 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9533 PR tree-optimization/35494
9534 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9535 may be overriden at link and run time.
9537 2008-03-10 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/34677
9540 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9541 (poolify_tree): Likewise.
9542 (modify_expr_template): Likewise.
9543 (poolify_modify_stmt): Likewise.
9544 (insert_fake_stores): Handle all component-ref style stores
9545 in addition to INDIRECT_REF. Also handle complex types.
9546 Do not poolify the inserted load.
9547 (realify_fake_stores): Do not rebuild the tree but only
9548 make it a SSA_NAME copy.
9549 (init_pre): Remove initialzation of modify_expr_template.
9550 Do not allocate modify_expr_node_pool.
9551 (fini_pre): Do not free modify_expr_node_pool.
9553 2008-03-10 Paul Brook <paul@codesourcery.com>
9555 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9558 2008-03-10 Paul Brook <paul@codesourcery.com>
9559 Mark Shinwell <shinwell@codesourcery.com>
9561 * config/arm/cortex-r4.md: New.
9562 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9564 * config/arm/arm.md: Include cortex-r4.md.
9565 (insn): Add smmls, sdiv and udiv values.
9566 (generic_sched): Don't use generic scheduling for Cortex-R4.
9567 (arm_issue_rate): New function.
9568 (TARGET_SCHED_ISSUE_RATE): Define.
9570 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9572 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9574 2008-03-10 Richard Guenther <rguenther@suse.de>
9576 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9577 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9579 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9581 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9582 Set default to true.
9584 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9586 * c.opt (Wsynth): Deprecate.
9587 * doc/invoke.texi (Option Summary, Warning Options): Document
9588 -Wno-format-contains-nul.
9590 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9593 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9594 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9596 2008-03-09 Ira Rosen <irar@il.ibm.com>
9598 * config/rs6000/rs6000.c (builtin_description): Rename vector
9599 left shift operations.
9600 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9601 (altivec_vsl<VI_char>): Rename to ...
9602 (ashl<mode>3): ... new name.
9603 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9605 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9607 2008-03-08 Richard Guenther <rguenther@suse.de>
9609 * coverage.h (tree_coverage_counter_addr): Declare.
9610 * coverage.c (tree_coverage_counter_addr): New function.
9611 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9613 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9614 (tree_gen_one_value_profiler): Likewise.
9615 (tree_gen_ic_profiler): Likewise.
9616 (tree_gen_average_profiler): Likewise.
9617 (tree_gen_ior_profiler): Likewise.
9619 2008-03-08 Richard Guenther <rguenther@suse.de>
9621 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9622 (vn_binary_op_insert): Likewise.
9623 (vn_unary_op_lookup): Likewise.
9624 (vn_unary_op_insert): Likewise.
9625 (vn_nary_op_lookup): Declare.
9626 (vn_nary_op_insert): Likewise.
9627 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9628 and binary hashes, use a single obstack for unary_op_pool
9630 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9631 a single struct vn_nary_op_s. Store tree code length and
9632 a variable number of operands.
9633 (struct vn_reference_op_struct): Remove unused op2.
9634 (vn_reference_op_eq): Do not compare op2.
9635 (vn_reference_op_compute_hash): Do not compute hash of op2.
9636 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9637 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9638 with vn_nary_op_compute_hash.
9639 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9640 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9642 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9644 (visit_unary_op): Call nary functions.
9645 (visit_binary_op): Likewise.
9646 (process_scc): Adjust for struct vn_tables_s changes.
9647 (allocate_vn_table): Likewise.
9648 (free_vn_table): Likewise.
9649 * tree-vn.c (vn_add): Call nary functions.
9650 (vn_lookup): Likewise.
9652 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9655 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9656 wdst back after sync_compare_and_swapqhi_internal.
9658 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9661 * config/i386/i386-modes.def (V1DI): New vector mode.
9662 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9663 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9664 (MMXMODE248): Ditto.
9665 (MMXMODE): Add V1DI mode.
9666 (mmxvecsize): Change DI mode to V1DI mode.
9667 ("mov<mode>): Use MMXMODEI8 mode iterator.
9668 ("*mov<mode>_internal_rex64"): Ditto.
9669 ("*mov<mode>_internal"): Ditto.
9670 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9671 ("mmx_sub<mode>3"): Ditto.
9672 ("mmx_adddi3"): Remove insn pattern.
9673 ("mmx_subdi3"): Ditto.
9674 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9675 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9676 ("mmx_ashl<mode>3"): Ditto.
9677 ("mmx_lshrdi3"): Remove insn pattern.
9678 ("mmx_ashldi3"): Ditto.
9679 * config/i386/i386.c (classify_argument): Handle V1DImode.
9680 (function_arg_advance_32): Ditto.
9681 (function_arg_32): Ditto.
9682 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9683 mmx_addv1di3 insn pattern.
9684 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9685 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9686 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9687 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9688 Remove definitions of built-in functions.
9689 (V1DI_type_node): New node.
9690 (v1di_ftype_v1di_int): Ditto.
9691 (v1di_ftype_v1di_v1di): Ditto.
9692 (v2si_ftype_v2si_si): Ditto.
9693 (v4hi_ftype_v4hi_di): Remove node.
9694 (v2si_ftype_v2si_di): Ditto.
9695 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9696 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9697 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9698 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9699 Add new builtins using def_builtin_const.
9700 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9701 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9702 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9703 * config/i386/mmintrin.h (__v1di): New typedef.
9704 (_mm_add_si64): Cast arguments to __v1di type.
9705 (_mm_sub_si64): Ditto.
9706 (_mm_sll_pi16): Cast __count to __v4hi type.
9707 (_mm_sll_pi32): Cast __count to __v2si type.
9708 (_mm_sll_si64): Cast arguments to __v1di type.
9709 (_mm_srl_pi16): Cast __count to __v4hi type.
9710 (_mm_srl_pi32): Cast __count to __v2si type.
9711 (_mm_srl_si64): Cast arguments to __v1di type.
9712 (_mm_sra_pi16): Cast __count to __v4hi type.
9713 (_mm_sra_pi32): Cast __count to __v2si type.
9714 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9715 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9716 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9717 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9718 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9719 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9720 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9721 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9722 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9723 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9724 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9725 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9727 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9729 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9731 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9734 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9735 reg+const addressing for Altivec modes. Don't generate reg+reg
9736 addressing for TFmode or TDmode quantities.
9738 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9740 * c-common.c (vector_types_convertible_p): Call langhook
9741 instead of comptypes.
9743 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9746 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9747 integral and scalar float variables which have a
9750 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9752 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9753 dwarf_register_span hook when emitting unwind information for
9754 register-to-memory saves.
9755 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9756 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9758 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9760 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9761 for the same VAR_DECL.
9763 2008-03-06 Tom Tromey <tromey@redhat.com>
9766 * doc/standards.texi (Standards): Don't mention treelang.
9767 * doc/invoke.texi (Overall Options): Don't mention treelang.
9768 * doc/install.texi (Prerequisites): Don't mention bison or
9770 (Configuration): Don't mention treelang.
9771 (Building): Likewise.
9772 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9774 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9776 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9777 word-extractions out of a multi-word object.
9779 2008-03-06 Richard Guenther <rguenther@suse.de>
9781 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9782 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9783 result type and precision.
9784 * expr.c (get_inner_reference): Set unsignedp based on the result
9785 type of BIT_FIELD_REF.
9786 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9787 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9788 (try_instantiate_multiple_fields): Likewise. Use the correct type
9790 (sra_build_assignment): Likewise.
9791 (sra_build_elt_assignment): Likewise.
9792 (sra_explode_bitfield_assignment): Likewise.
9793 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9794 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9795 set BIT_FIELD_REF_UNSIGNED.
9796 (vectorizable_load): Likewise.
9798 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9800 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9803 2008-03-06 Richard Guenther <rguenther@suse.de>
9805 * alias.c (struct alias_set_entry): Move has_zero_child field
9806 to pack with alias_set.
9808 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9810 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9813 2008-03-05 Ian Lance Taylor <iant@google.com>
9815 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9817 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9819 * fwprop.c (update_df): Support width and offset parameters of
9821 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9822 global_conflicts): Change DF_REF_EXTRACT to either
9823 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9824 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9825 * df-scan.c (df_ref_record, df_defs_record,
9826 df_ref_create_structure, df_def_record_1, df_uses_record,
9827 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9828 df_bb_refs_collect, df_entry_block_defs_collect,
9829 df_exit_block_uses_collect): Support new width and offset fields.
9830 (ref_extract_pool): New storage pool.
9831 (df_free_ref): New function.
9832 (df_reg_chain_unlink, df_free_collection_rec,
9833 df_sort_and_compress_refs): Call df_free_ref.
9834 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9836 (df_ref_create_structure): Allocate df_ref_extract if offset and
9837 width fields are used.
9838 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9839 (df_uses_record): Get offset and width from ZERO_EXTRACT
9841 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9842 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9843 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9844 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9845 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9846 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9847 (df_ref_extract): New structure.
9848 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9849 (df_ref_create): Add width and offset parameters.
9851 2008-03-05 Richard Guenther <rguenther@suse.de>
9853 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9854 Use ranges_overlap_p.
9855 (offset_overlaps_with_access): Rename
9856 to ranges_overlap_p and move ...
9857 * tree-flow-inline.h (ranges_overlap_p): ... here.
9859 * tree.h (get_inner_reference, handled_component_p): Update
9862 * tree.h (record_component_aliases, get_alias_set,
9863 alias_sets_conflict_p, alias_sets_must_conflict_p,
9864 objects_must_conflict_p): Move declarations ...
9865 * alias.h (record_component_aliases, get_alias_set,
9866 alias_sets_conflict_p, alias_sets_must_conflict_p,
9867 objects_must_conflict_p): ... here.
9868 Include coretypes.h.
9869 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9871 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9873 * cfg.c: Include tree-flow.h.
9874 (remove_edge_raw): Call redirect_edge_var_map_clear.
9875 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9876 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9877 (redirect_edge_var_map_result): New.
9878 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9879 PENDING_STMT use with redirect_edge_var_map_*.
9880 * tree-ssa.c (edge_var_maps): New definition.
9881 (redirect_edge_var_map_add): New.
9882 (redirect_edge_var_map_clear): New.
9883 (redirect_edge_var_map_dup): New.
9884 (redirect_edge_var_map_vector): New.
9885 (redirect_edge_var_map_destroy): New.
9886 (ssa_redirect_edge): Replace PENDING_STMT use with
9887 redirect_edge_var_map_*.
9888 (flush_pending_stmts): Same.
9889 (delete_tree_ssa): Destroy edge var map.
9890 * tree-flow.h (struct _edge_var_map): New.
9891 Define edge_var_map vector type.
9892 Declare redirect_edge_var_map_* prototypes.
9893 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9894 * tree-cfg.c (reinstall_phi_args): Replace
9895 PENDING_STMT use with redirect_edge_var_map_*.
9897 2008-03-05 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/35472
9900 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9901 whose single use_stmt has a overlapping set of loaded and
9902 stored symbols as that use_stmt might be a noop assignment then.
9904 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9906 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9908 2008-03-05 Richard Guenther <rguenther@suse.de>
9911 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9912 should be constants.
9913 * tree-cfg.c (verify_expr): Verify it.
9914 * fold-const.c (fold_truthop): Remove code generating
9915 BIT_FIELD_REFs of structure bases.
9916 (fold_binary): Likewise.
9917 (fold_ternary): Position and size of BIT_FIELD_REFs are
9918 always host integers.
9919 (make_bit_field_ref): Remove.
9920 (optimize_bit_field_compare): Remove.
9921 (all_ones_mask_p): Remove.
9923 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9926 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9927 (split_block_and_df_analyze): New. Split basic block and rebuild
9929 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9931 (split_pattern_seq): Likewise.
9932 (erase_matching_seqs): Likewise.
9933 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9935 2008-03-04 Geoff Keating <geoffk@apple.com>
9937 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9938 declaration and code.
9939 (tree_invalid_nonnegative_warnv_p): Likewise.
9941 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9943 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9944 examples. Truncate option-names then causing overfull hbox.
9946 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9949 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9951 * configure: Rebuilt.
9953 2008-03-04 Rafael Espindola <espindola@google.com>
9955 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9956 (tree_unary_nonnegative_warnv_p): New.
9957 (tree_binary_nonnegative_warnv_p): New.
9958 (tree_single_nonnegative_warnv_p): New.
9959 (tree_invalid_nonnegative_warnv_p): New.
9960 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9962 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9965 * opts.c (handle_option): Postpone 'unknown option' errors only for
9968 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9971 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9974 2008-03-04 Rafael Espindola <espindola@google.com>
9976 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9977 (tree_binary_nonzero_warnv_p): New.
9978 (tree_single_nonzero_warnv_p): New.
9979 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9981 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9984 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9985 transformations for modes that have signed zeros.
9986 * ifcvt.c (noce_try_abs): Ditto.
9988 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9990 * config/i386/i386.c (override_options): Force
9991 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9993 2008-03-04 Jan Hubicka <jh@suse.cz>
9996 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9999 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10001 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10002 label to probe the stack.
10004 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10006 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10007 (__gthr_win32_mutex_destroy): Declare.
10008 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10009 __gthr_win32_mutex_destroy.
10010 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10012 2008-03-03 Jan Hubicka <jh@suse.cz>
10015 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10016 aggressive on inlining cold calls.
10018 2008-03-03 Richard Guenther <rguenther@suse.de>
10020 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10021 struct copies into the expression table.
10022 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10023 (try_to_simplify): Likewise.
10024 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10025 integral and pointer arguments which do not change the
10026 precision to NOP_EXPRs.
10027 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10028 VIEW_CONVERT_EXPR case.
10030 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10032 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10033 defined in a loop at depth 0 is invariant.
10034 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10035 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10036 be called at loop depth 0.
10038 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10041 * gcc.c (process_command): Update copyright notice dates.
10042 * gcov.c (print_version): Likewise.
10043 * gcov-dump.c (print_version): Likewise.
10044 * mips-tfile.c (main): Likewise.
10045 * mips-tdump.c (main): Likewise.
10047 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10050 * c-common.c (flag_permissive): Delete.
10051 (constant_expression_warnings): Check flags first.
10052 (constant_expression_error): New.
10053 * c-common.h (flag_permissive): Delete.
10054 (constant_expression_error): Declare.
10055 * flags.h (flag_permissive): Declare. Update description.
10056 * diagnostic.c (pedwarn): Update.
10058 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10059 (permissive_error_kind): New.
10060 * toplev.c (flag_permissive): Define. Update description.
10061 * toplev.h (permissive_error_kind): Declare.
10062 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10063 (pedwarn_c90): Use pedantic_warning_kind.
10064 * c-opts.c (c_common_post_options): flag_permissive does not affect
10065 flag_pedantic_errors.
10067 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10069 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10070 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10071 __absvsi2, __absvDI2): Use unsigned arithmetic.
10073 2008-03-02 Andi Kleen <ak@suse.de>
10074 Richard Guenther <rguenther@suse.de>
10076 * struct-equiv.c: Remove file.
10077 * cfg_cleanup.c (condjump_equiv_p): Remove.
10078 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10079 (struct-equiv.o): Remove rule.
10080 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10081 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10082 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10084 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10086 * ifcvt.c (noce_process_if_block): Try to handle only the then
10087 block if the else block exists but isn't suitable.
10089 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10092 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10093 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10094 regression from previous patch.
10096 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10099 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10101 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10102 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10103 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10104 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10105 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10106 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10107 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10108 (__gthread_mutex_destroy_function): Rename to
10109 __gthread_mutex_destroy.
10110 * gthr-dce.h (__gthread_mutex_destroy): Call
10111 pthread_mutex_destroy.
10112 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10113 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10114 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10118 * df-scan.c (df_ref_chain_change_bb): Simplify.
10119 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10120 set_block_for_insn if there's any change.
10121 * df.h ((df_insn_change_bb): Fix prototype.
10122 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10123 df_insn_change_bb, don't call set_block_for_insn.
10124 * emit-rtl.c (reorder_insns): Likewise.
10125 * haifa-sched.c (move_insn): Likewise.
10127 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10129 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10131 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10133 * tree-flow-inline.h (next_readonly_imm_use): Return
10134 NULL_USE_OPERAND_P after the end.
10136 2008-03-01 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/35411
10139 * tree-sra.c (sra_build_assignment): Split conversion to
10140 final type to a separate statement if we are not assigning
10143 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10145 * fold-const.c (fold_convertible_p): Correct the logic to follow
10146 that in fold_convert().
10148 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10151 * tree-inline.c (build_duplicate_type): When we make a
10152 duplicate type, make it unique in the canonical types system.
10154 2008-02-29 Tom Tromey <tromey@redhat.com>
10156 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10157 input_file_stack_history, input_file_stack_restored): Remove.
10158 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10159 * input.h (struct file_stack): Remove.
10160 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10161 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10163 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10165 (diagnostic_last_module_changed): Add 'map' argument.
10166 (diagnostic_set_last_function): Likewise.
10167 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10168 line map, not input_file_stack.
10169 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10171 2008-02-29 Paul Brook <paul@codesourcery.com>
10173 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10175 2008-02-29 Paul Brook <paul@codesourcery.com>
10177 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10179 2008-02-29 Richard Guenther <rguenther@suse.de>
10181 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10183 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10184 value for comparing for a store match.
10185 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10186 (try_to_simplify): Do not do a full-blown reference lookup.
10188 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10190 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10191 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10193 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10195 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10197 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10198 strides against cache sizes.
10200 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10202 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10205 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10207 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10208 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10209 is smaller than the original promoted value.
10210 (simplify_subreg): If OP is a SUBREG, try to preserve its
10211 SUBREG_PROMOTED_VAR_P information.
10213 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10215 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10216 (VN_INFO_GET): Allocate new objects on the obstack.
10217 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10218 for rpo_numbers_temp, for consistency.
10219 (free_scc_vn): Free the obstack.
10221 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10223 * doc/invoke.texi: Document -ftree-loop-distribution.
10224 * tree-loop-distribution.c: New.
10225 * tree-pass.h (pass_loop_distribution): New.
10226 * graphds.h (struct graph): Add htab_t indices.
10227 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10228 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10229 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10230 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10231 * tree-data-ref.c (debug_data_dependence_relations): New.
10232 (dump_data_dependence_relation): Also print data references.
10233 (free_data_ref): Extern.
10234 (same_access_functions): Moved...
10235 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10236 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10237 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10238 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10239 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10240 (stmts_from_loop): Skip LABEL_EXPR.
10241 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10243 (build_rdg): Initialize rdg->indices htab.
10244 (free_rdg, stores_from_loop, ref_base_address,
10245 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10246 have_similar_memory_accesses_1, ref_base_address_1,
10247 remove_similar_memory_refs): New.
10248 * tree-data-ref.h: Depend on tree-chrec.h.
10249 (debug_data_dependence_relations, free_data_ref): Declared.
10250 (same_access_functions): ... here.
10251 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10253 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10254 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10255 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10256 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10257 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10258 rdg_vertex_for_stmt): Declared.
10259 (struct rdg_edge): Add level.
10261 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10262 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10264 (rdg_has_similar_memory_accesses): New.
10265 * tree-vect-analyze.c: Remove unused static decls.
10266 * lambda.h (dependence_level): New.
10267 * common.opt (ftree-loop-distribution): New.
10268 * tree-flow.h (mark_virtual_ops_in_bb,
10269 slpeel_tree_duplicate_loop_to_edge_cfg,
10270 rename_variables_in_loop): Declared.
10271 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10272 (OBJS-common): Add tree-loop-distribution.o.
10273 (tree-loop-distribution.o): New rule.
10274 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10275 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10276 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10278 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10281 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10282 other than structures and unions.
10284 2008-02-28 Richard Guenther <rguenther@suse.de>
10287 2008-02-26 Richard Guenther <rguenther@suse.de>
10289 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10290 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10291 (lookup_decl_from_uid): Declare.
10292 (remove_decl_from_map): Likewise.
10293 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10294 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10295 (decl_for_uid_map): New global hashtable mapping DECL_UID
10297 (init_ttree): Allocate it.
10298 (insert_decl_to_uid_decl_map): New helper function.
10299 (make_node_stat): Insert new decls into the map.
10300 (copy_node_stat): Likewise.
10301 (lookup_decl_from_uid): New function.
10302 (remove_decl_from_map): Likewise.
10303 (print_decl_for_uid_map_statistics): New helper.
10304 (dump_tree_statistics): Call it.
10306 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10307 (referenced_var_iterator): Adjust.
10308 (FOR_EACH_REFERENCED_VAR): Adjust.
10309 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10310 (num_referenced_vars): Adjust.
10311 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10312 (first_referenced_var): Remove.
10313 (end_referenced_vars_p): Likewise.
10314 (next_referenced_var): Likewise.
10315 (referenced_var_iterator_set): New helper function.
10316 * tree-dfa.c (referenced_var_lookup): Adjust.
10317 (referenced_var_check_and_insert): Likewise.
10318 (remove_referenced_var): Likewise.
10319 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10320 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10321 (verify_call_clobbering): Likewise.
10322 (verify_memory_partitions): Likewise.
10323 (init_tree_ssa): Allocate bitmap instead of hashtable for
10325 (delete_tree_ssa): Adjust.
10326 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10328 (compute_tag_properties): Likewise.
10329 (set_initial_properties): Likewise.
10330 (find_partition_for): Likewise.
10331 (update_reference_counts): Likewise.
10332 (dump_may_aliases_for): Likewise.
10333 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10334 (add_call_clobber_ops): Likewise.
10335 (add_call_read_ops): Likewise.
10336 (get_asm_expr_operands): Likewise.
10337 * tree-into-ssa.c (dump_decl_set): Likewise.
10338 (update_ssa): Likewise.
10339 * tree-sra.c (scan_function): Likewise.
10340 (decide_instantiations): Likewise.
10341 (scalarize_parms): Likewise.
10342 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10343 (dsa_named_for): Likewise.
10344 * tree-ssa-structalias.c (update_alias_info): Likewise.
10345 (merge_smts_into): Likewise.
10347 2008-02-27 David Daney <ddaney@avtrex.com>
10350 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10351 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10352 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10353 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10354 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10356 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10359 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10360 (BUILT_IN_NEXTTOWARD): Remove.
10361 (BUILT_IN_NEXTTOWARDF): Ditto.
10362 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10363 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10365 2008-02-27 Tom Tromey <tromey@redhat.com>
10367 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10368 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10370 2008-02-27 Jan Beulich <jbeulich@novell.com>
10372 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10373 update the respective field on newdecl.
10375 2008-02-27 Revital Eres <eres@il.ibm.com>
10377 PR rtl-optimization/34999
10378 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10379 crossing edges that ends with a call insn.
10380 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10381 call insn and clear the EDGE_CROSSING flag of the crossing edge
10382 when fixing fallthru edges.
10384 2008-02-27 Richard Guenther <rguenther@suse.de>
10386 PR middle-end/35390
10387 * fold-const.c (fold_unary): Return the correct argument,
10388 converted to the result type.
10390 2008-02-27 Richard Guenther <rguenther@suse.de>
10392 PR middle-end/34971
10393 * expr.c (expand_expr_real_1): Assert on rotates that operate
10395 * fold-const.c (fold_binary): Use the types precision, not the
10396 bitsize of the mode if folding rotate expressions. Build rotates
10397 only for full modes.
10399 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10401 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10402 and CPP_PRAGMA_EOL.
10403 * c-pragma.c (pragma_ns_name): New typedef.
10404 (registered_pp_pragmas): New variable.
10405 (c_pp_lookup_pragma): New function.
10406 (c_register_pragma_1): If flag_preprocess_only, do nothing
10407 for non-expanded pragmas, for expanded ones push pragma's
10408 namespace and name into registered_pp_pragmas vector.
10409 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10410 flag_preprocess_only, don't register GCC pch_preprocess
10411 pragma if flag_preprocess_only.
10412 * c-opts.c (c_common_init): Call init_pragma even if
10413 flag_preprocess_only.
10414 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10415 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10416 cpp_register_pragma if flag_preprocess_only.
10418 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10421 * c-parser.c (c_parser_translation_unit): Warn for empty
10422 translation unit, not empty source file.
10424 2008-02-26 Paul Brook <paul@codesourcery.com>
10426 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10427 operand for Thumb-2.
10428 * config/arm/arm.h (reg_class): Add CORE_REGS.
10429 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10430 (BASE_REG_CLASS): Use CORE_REGS.
10431 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10432 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10433 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10434 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10435 ARM_REGNO_OK_FOR_INDEX_P.
10436 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10437 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10438 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10439 (ldm/stm peepholes): Ditto.
10440 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10441 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10442 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10443 * config/arm/constraints.md: Enable "k" constraint on ARM.
10445 2008-02-27 Ben Elliston <bje@au.ibm.com>
10447 * config/rs6000/rs6000.c: Annotate cache line size field in all
10448 instances of struct processor_costs.
10450 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10452 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10453 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10454 jump_bypass): New counters.
10455 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10456 * dce.c (gate_ud_dce): Same.
10457 (gate_fast_dce): Same.
10458 * dse.c (gate_dse1): New function.
10459 (gate_dse2): New function.
10460 (gate_dse): Merge results of new gate functions.
10461 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10462 (gate_handle_jump_bypass): Add dbg_cnt.
10463 (gate_handle_gcse): Add dbg_cnt.
10464 * ifcvt.c (gate_handle_if_conversion): Same.
10465 (gate_handle_if_after_combine): Same.
10466 (gate_handle_if_after_reload): Same.
10467 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10469 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10471 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10473 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10475 2008-02-26 Jason Merrill <jason@redhat.com>
10478 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10479 alone if it's the naming decl for the type's main variant.
10481 2008-02-26 Tom Tromey <tromey@redhat.com>
10483 * system.h (USE_MAPPED_LOCATION): Poison.
10484 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10485 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10486 (make_goto_expr_edges): Likewise.
10487 (remove_bb): Likewise.
10488 (execute_warn_function_return): Likewise.
10489 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10491 * c-common.c (fname_decl): Remove old location code.
10492 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10494 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10496 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10497 (gen_rtx_ASM_INPUT): Likewise.
10498 (gen_rtx_ASM_INPUT_loc): Likewise.
10499 (get_rtx_asm_OPERANDS): Remove.
10500 * cfglayout.c (insn_locators_alloc): Remove old location code.
10501 (set_curr_insn_source_location): Likewise.
10502 (curr_insn_locator): Likewise.
10503 * print-tree.c (print_node): Remove old location code.
10504 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10505 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10506 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10507 location_from_locus.
10508 (construct_exit_block): Remove old location code.
10509 * emit-rtl.c (force_next_line_note): Remove old location code.
10510 * profile.c (branch_prob): Remove old location code.
10511 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10512 LOC_LINE): Remove old-location variants.
10513 * langhooks.c (lhd_print_error_function): Remove old location
10515 * configure, config.in: Rebuilt.
10516 * configure.ac (--enable-mapped-location): Remove.
10517 * c-decl.c (c_init_decl_processing): Remove old location code.
10518 (finish_function): Likewise.
10519 * recog.c (decode_asm_operands): Remove old location code.
10520 * c-pch.c (c_common_read_pch): Remove old location code.
10521 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10523 * gimple-low.c (lower_function_body): Remove old location code.
10524 * toplev.c (unknown_location): Remove.
10525 (push_srcloc): Remove old-location variant.
10526 (process_options): Remove old location code.
10527 (lang_dependent_init): Likewise.
10528 * input.h (UNKNOWN_LOCATION): Move definition.
10529 (location_t): Undeprecate.
10530 (source_locus): Remove.
10531 (location_from_locus): Remove.
10532 (struct location_s): Remove.
10533 Remove all old-location code.
10534 (input_line, input_filename): Remove.
10535 * final.c (final_scan_insn): Remove old location code.
10536 * diagnostic.c (diagnostic_build_prefix): Remove
10537 USE_MAPPED_LOCATION test.
10538 * tree.h (gimple_stmt) <locus>: Now a location_t.
10539 (tree_exp) <locus>: Likewise.
10540 (DECL_IS_BUILTIN): Remove old-location variant.
10541 (annotate_with_file_line, annotate_with_locus): Likewise.
10542 (expr_locus, set_expr_locus): Update.
10543 * tree.c (build1_stat): Remove old location code.
10544 (last_annotated_node): Remove.
10545 (annotate_with_file_line): Remove old-location variant.
10546 (annotate_with_locus): Likewise.
10547 (expr_location): Remove old location code.
10548 (set_expr_location): Likewise.
10549 (expr_has_location): Likewise.
10550 (expr_locus): Likewise.
10551 (set_expr_locus): Likewise.
10552 (expr_filename): Don't use location_from_locus.
10553 (expr_lineno): Likewise.
10554 * rtl-error.c (location_for_asm): Remove old location code.
10555 * c-lex.c (cb_line_change): Remove old location code.
10556 (fe_file_change): Likewise.
10557 (cb_def_pragma): Likewise.
10558 (c_lex_with_flags): Likewise.
10559 * gengtype.c (do_typedef): Don't special-case location types.
10560 (define_location_structures): Remove.
10561 (main): Don't call define_location_structures.
10562 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10565 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10568 * builtins.def (BUILT_IN_STDARG_START): Remove.
10569 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10570 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10571 * tree-inline.c (inline_forbidden_p_1): Likewise.
10573 2008-02-26 Richard Guenther <rguenther@suse.de>
10575 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10576 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10577 (lookup_decl_from_uid): Declare.
10578 (remove_decl_from_map): Likewise.
10579 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10580 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10581 (decl_for_uid_map): New global hashtable mapping DECL_UID
10583 (init_ttree): Allocate it.
10584 (insert_decl_to_uid_decl_map): New helper function.
10585 (make_node_stat): Insert new decls into the map.
10586 (copy_node_stat): Likewise.
10587 (lookup_decl_from_uid): New function.
10588 (remove_decl_from_map): Likewise.
10589 (print_decl_for_uid_map_statistics): New helper.
10590 (dump_tree_statistics): Call it.
10592 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10593 (referenced_var_iterator): Adjust.
10594 (FOR_EACH_REFERENCED_VAR): Adjust.
10595 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10596 (num_referenced_vars): Adjust.
10597 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10598 (first_referenced_var): Remove.
10599 (end_referenced_vars_p): Likewise.
10600 (next_referenced_var): Likewise.
10601 (referenced_var_iterator_set): New helper function.
10602 * tree-dfa.c (referenced_var_lookup): Adjust.
10603 (referenced_var_check_and_insert): Likewise.
10604 (remove_referenced_var): Likewise.
10605 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10606 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10607 (verify_call_clobbering): Likewise.
10608 (verify_memory_partitions): Likewise.
10609 (init_tree_ssa): Allocate bitmap instead of hashtable for
10611 (delete_tree_ssa): Adjust.
10612 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10613 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10614 (compute_tag_properties): Likewise.
10615 (set_initial_properties): Likewise.
10616 (find_partition_for): Likewise.
10617 (update_reference_counts): Likewise.
10618 (dump_may_aliases_for): Likewise.
10619 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10620 (add_call_clobber_ops): Likewise.
10621 (add_call_read_ops): Likewise.
10622 (get_asm_expr_operands): Likewise.
10623 * tree-into-ssa.c (dump_decl_set): Likewise.
10624 (update_ssa): Likewise.
10625 * tree-sra.c (scan_function): Likewise.
10626 (decide_instantiations): Likewise.
10627 (scalarize_parms): Likewise.
10628 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10629 (dsa_named_for): Likewise.
10630 * tree-ssa-structalias.c (update_alias_info): Likewise.
10631 (merge_smts_into): Likewise.
10633 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10636 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10637 * c-opts.c (c_common_handle_option): Wall enables
10638 Wvolatile-register-var.
10639 * common.opt: Move Wvolatile-register-var to...
10642 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10644 * common.opt (Wlarger-than=): New.
10645 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10647 * opts.c (common_handle_option): Handle -Wlarger-than=.
10648 * optc-gen.awk: Likewise.
10649 * opth-gen.awk: Likewise.
10650 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10651 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10653 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10655 * c-common.c (match_case_to_enum_1): Add appropriate
10656 OPT_W* parameter to warning.
10657 (c_do_switch_warnings): Likewise.
10658 * c-typeck.c (warning_init): Add one more parameter following
10659 'warning' function.
10660 (push_init_level): Update call to warning_init.
10661 (pop_init_level): Likewise.
10662 (add_pending_init): Likewise.
10663 (output_init_element: Likewise.
10665 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10668 * toplev.c (toplev_main): If there are warnings or error, print
10669 errors for ignored options.
10670 * opts.c (ignored_options): New static variable.
10671 (postpone_unknown_option_error): New.
10672 (print_ignored_options): New.
10673 (handle_option): Postpone errors for unknown -Wno-* options.
10674 * opts.h (print_ignored_options): Declare.
10676 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10678 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10681 2008-02-25 Richard Guenther <rguenther@suse.de>
10684 2008-02-25 Richard Guenther <rguenther@suse.de>
10686 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10687 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10688 (lookup_decl_from_uid): Declare.
10689 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10690 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10691 (decl_for_uid_map): New global hashtable mapping DECL_UID
10693 (init_ttree): Allocate it.
10694 (insert_decl_to_uid_decl_map): New helper function.
10695 (make_node_stat): Insert new decls into the map.
10696 (copy_node_stat): Likewise.
10697 (lookup_decl_from_uid): New function.
10698 (print_decl_for_uid_map_statistics): New helper.
10699 (dump_tree_statistics): Call it.
10701 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10702 (referenced_var_iterator): Adjust.
10703 (FOR_EACH_REFERENCED_VAR): Adjust.
10704 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10705 (num_referenced_vars): Adjust.
10706 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10707 (first_referenced_var): Remove.
10708 (end_referenced_vars_p): Likewise.
10709 (next_referenced_var): Likewise.
10710 (referenced_var_iterator_set): New helper function.
10711 * tree-dfa.c (referenced_var_lookup): Adjust.
10712 (referenced_var_check_and_insert): Likewise.
10713 (remove_referenced_var): Likewise.
10714 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10715 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10716 (verify_call_clobbering): Likewise.
10717 (verify_memory_partitions): Likewise.
10718 (init_tree_ssa): Allocate bitmap instead of hashtable for
10720 (delete_tree_ssa): Adjust.
10721 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10723 (compute_tag_properties): Likewise.
10724 (set_initial_properties): Likewise.
10725 (find_partition_for): Likewise.
10726 (update_reference_counts): Likewise.
10727 (dump_may_aliases_for): Likewise.
10728 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10729 (add_call_clobber_ops): Likewise.
10730 (add_call_read_ops): Likewise.
10731 (get_asm_expr_operands): Likewise.
10732 * tree-into-ssa.c (dump_decl_set): Likewise.
10733 (update_ssa): Likewise.
10734 * tree-sra.c (scan_function): Likewise.
10735 (decide_instantiations): Likewise.
10736 (scalarize_parms): Likewise.
10737 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10738 (dsa_named_for): Likewise.
10739 * tree-ssa-structalias.c (update_alias_info): Likewise.
10740 (merge_smts_into): Likewise.
10742 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10745 * doc/invoke.texi (-fcx-limited-range): Document new option.
10746 * toplev.c (process_options): Handle -fcx-fortran-rules.
10747 * common.opt: Add documentation for -fcx-fortran-rules.
10749 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10752 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10753 actual behaviour and C99.
10755 2008-02-26 Ben Elliston <bje@au.ibm.com>
10757 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10758 (ASM_CPU_POWER6_SPEC): Likewise.
10759 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10760 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10761 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10763 2008-02-25 Richard Guenther <rguenther@suse.de>
10765 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10766 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10767 (lookup_decl_from_uid): Declare.
10768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10770 (decl_for_uid_map): New global hashtable mapping DECL_UID
10772 (init_ttree): Allocate it.
10773 (insert_decl_to_uid_decl_map): New helper function.
10774 (make_node_stat): Insert new decls into the map.
10775 (copy_node_stat): Likewise.
10776 (lookup_decl_from_uid): New function.
10777 (print_decl_for_uid_map_statistics): New helper.
10778 (dump_tree_statistics): Call it.
10780 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10781 (referenced_var_iterator): Adjust.
10782 (FOR_EACH_REFERENCED_VAR): Adjust.
10783 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10784 (num_referenced_vars): Adjust.
10785 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10786 (first_referenced_var): Remove.
10787 (end_referenced_vars_p): Likewise.
10788 (next_referenced_var): Likewise.
10789 (referenced_var_iterator_set): New helper function.
10790 * tree-dfa.c (referenced_var_lookup): Adjust.
10791 (referenced_var_check_and_insert): Likewise.
10792 (remove_referenced_var): Likewise.
10793 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10794 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10795 (verify_call_clobbering): Likewise.
10796 (verify_memory_partitions): Likewise.
10797 (init_tree_ssa): Allocate bitmap instead of hashtable for
10799 (delete_tree_ssa): Adjust.
10800 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10801 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10802 (compute_tag_properties): Likewise.
10803 (set_initial_properties): Likewise.
10804 (find_partition_for): Likewise.
10805 (update_reference_counts): Likewise.
10806 (dump_may_aliases_for): Likewise.
10807 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10808 (add_call_clobber_ops): Likewise.
10809 (add_call_read_ops): Likewise.
10810 (get_asm_expr_operands): Likewise.
10811 * tree-into-ssa.c (dump_decl_set): Likewise.
10812 (update_ssa): Likewise.
10813 * tree-sra.c (scan_function): Likewise.
10814 (decide_instantiations): Likewise.
10815 (scalarize_parms): Likewise.
10816 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10817 (dsa_named_for): Likewise.
10818 * tree-ssa-structalias.c (update_alias_info): Likewise.
10819 (merge_smts_into): Likewise.
10821 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10824 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10825 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10826 * alias.h (nonoverlapping_memrefs_p): Likewise.
10828 2008-02-25 Jan Beulich <jbeulich@novell.com>
10830 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10831 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10832 __emultls_get_address, __emultls_register_common,
10833 __floatundi?f, and _Unwind_GetIPInfo.
10834 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10835 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10836 (gen_regparm_prefix): Likewise.
10837 (i386_nlm_encode_section_info): Sync with
10838 config/i386/winnt.c:i386_pe_encode_section_info().
10839 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10840 i386_nlm_mangle_decl_assembler_name): New.
10841 (netware_override_options): New.
10842 * config/i386/netware.h (netware_override_options): Declare.
10843 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10844 (i386_nlm_mangle_decl_assembler_name): Declare.
10845 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10847 2008-02-25 Ben Elliston <bje@au.ibm.com>
10850 * c-decl.c (grokdeclarator): Remove unused local variables
10851 `typedef_type' and `type_as_written'.
10853 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10854 unused local variable `has_hot_blocks'.
10855 (fix_crossing_conditional_branches): Remove unused local variable
10858 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10860 PR middle-end/19984
10861 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10862 using DEF_C99_BUILTIN.
10863 (BUILT_IN_NANF): Ditto.
10864 (BUILT_IN_NANL): Ditto.
10866 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10867 Revital Eres <eres@il.ibm.com>
10869 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10870 regarding the order of two dependent insns in the same row.
10872 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10874 * stor-layout.c (layout_decl): Do not bump the alignment of a
10875 bit-field to more than byte alignment if it is packed.
10877 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10879 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10882 2008-02-24 Diego Novillo <dnovillo@google.com>
10884 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10887 * tree-vrp.c (vrp_evaluate_conditional): With
10888 -Wtype-limits, emit a warning when comparing against a
10889 constant outside the natural range of OP0's type.
10890 * c.opt (Wtype-limits): Move ...
10891 * common.opt (Wtype-limits): ... here.
10893 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10895 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10896 * config/rs6000/e300c2c3.md: New file.
10897 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10899 (rs6000_override_options): Add e300c2 and e300c3 cases to
10900 processor_target_table. Do not allow usage of Altivec or Spe
10901 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10902 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10903 * config/rs6000/rs6000.h (processor_type): Add
10904 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10905 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10906 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10907 and ppce300c3. Include e300c2c3.md.
10909 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10911 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10912 instead of TARGET_STRICT_ALIGN.
10914 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10916 * explow.c (memory_address): Assert that the generated address is
10919 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10922 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10923 * config/darwin-ppc-ldouble-patch.def: New file.
10924 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10925 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10926 SUBTARGET_INIT_BUILTINS if defined.
10927 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10930 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10933 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10934 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10936 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10939 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10940 file" warning condtional on -Winvalid-PCH.
10942 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10944 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10946 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10950 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10951 prevent reload from using MMX registers.
10952 (*mov<mode>_internal): Ditto.
10953 (*movv2sf_internal_rex64): Ditto.
10954 (*movv2sf_internal): Ditto.
10956 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10958 PR documentation/31569
10959 * doc/install.texi2html: Use makeinfo --no-number-sections.
10961 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10963 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10964 ensure that we can address an entire entity > 8 bytes. Don't
10965 generate reg+reg addressing for such data.
10967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10969 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10970 strings when optimizing for size, unless the target cares about
10973 2008-02-22 Tom Tromey <tromey@redhat.com>
10975 * regclass.c (current_pass): Remove declaration.
10977 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10979 * config/avr/libgcc.S (__RAMPZ__): Define.
10980 (__do_copy_data): Add for devices with 128KB code memory.
10982 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10984 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10986 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10988 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10990 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10993 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10996 * c-typeck.c (build_binary_op): Warn about floating point
10997 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10999 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11002 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11003 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11005 (rs6000_override_options): Set altivec_abi as default, not override,
11006 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11007 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11008 is used; use new member spe_abi.
11009 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11010 spe_abi and altivec_abi.
11012 2008-02-22 Tomas Bily <tbily@suse.cz>
11014 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11016 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11019 * config.build (build_file_translate): Set to `CMD //c' only if
11021 * Makefile.in (build_file_translate): Improve comment.
11023 2008-02-21 Jan Hubicka <jh@suse.cz>
11025 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11026 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11027 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11029 2008-02-21 Michael Matz <matz@suse.de>
11032 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11034 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11036 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11037 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11038 as insn constraint.
11039 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11040 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11041 SSE_VEC_FLOAT_MODE_P as insn constraint.
11042 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11043 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11044 sse4a_movntdf using MODEF mode iterator.
11045 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11046 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11047 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11048 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11049 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11050 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11051 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11053 2008-02-21 Richard Guenther <rguenther@suse.de>
11055 * tree.def (PAREN_EXPR): New tree code.
11056 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11058 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11059 * expr.c (expand_expr_real_1): Likewise.
11060 * tree-inline.c (estimate_num_insns_1): Likewise.
11061 * tree-complex.c (expand_complex_move): Likewise.
11062 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11065 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11068 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11070 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11073 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11075 * config/sh/sh.c (find_barrier): Don't go past
11076 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11078 2008-02-20 DJ Delorie <dj@redhat.com>
11080 * config/h8300/h8300.md (insv): Force source operand to be a register.
11082 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11083 as a jump, not as a plain insn.
11085 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11087 * doc/invoke.texi (Warning Options): Add new option
11088 -Wframe-larger-than=.
11089 (-Wframe-larger-than): Document.
11091 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11092 Add declarations for new option variables.
11094 * final.c (final_start_function): Check the frame size
11095 before emission and issue a Wframe-larger-than warning.
11097 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11098 Add definitions for new option variables.
11099 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11101 * common.opt (Wframe-larger-than=): New option.
11103 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11105 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11106 (<sse>_div<mode>3): Ditto.
11107 (<sse>_vmdiv<mode>3): Ditto.
11108 (<sse>_vmsqrt<mode>2): Ditto.
11109 (*smax<mode>3): Ditto.
11110 (sse5_frcz<mode>2): Ditto.
11111 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11112 as insn constraint.
11114 2008-02-20 Richard Guenther <rguenther@suse.de>
11116 PR middle-end/35265
11117 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11118 be happy with INTEGRAL_TYPE_P.
11120 2008-02-20 Richard Guenther <rguenther@suse.de>
11122 * fold-const.c (split_tree): Associate floatig-point expressions
11123 if flag_associative_math is set.
11125 2008-02-20 Richard Guenther <rguenther@suse.de>
11127 * tree.h (fold_real_zero_addition_p): Declare.
11128 * fold-const.c (fold_real_zero_addition_p): Export.
11129 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11130 floating-point operations with zero and one.
11132 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11134 * doc/install.texi: Correct references to CFLAGS, replacing them
11135 with BOOT_CFLAGS. Document flags used during bootstrap for
11138 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11141 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11142 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11144 (smin<mode>3): Ditto from similar patterns.
11145 (smax<mode>3): Ditto.
11146 (*ieee_smin<mode>3): Ditto.
11147 (*ieee_smax<mode>3): Ditto.
11148 * config/i386/sse.md (sse): New mode attribute.
11149 (mov<mode>): Macroize expander from movv4sf and movv2df using
11150 SSEMODEF2P mode iterator.
11151 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11152 SSE_VEC_FLOAT_MODE_P as insn constraint.
11153 (storent<mode>): Ditto.
11154 (storent<mode>): Macroize expander from storentsf and storentdf using
11155 MODEF mode iterator.
11156 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11157 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11158 (abs<mode>2): Ditto from similar patterns.
11159 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11160 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11161 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11162 (<sse>_vmsqrt<mode>2): Ditto.
11163 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11164 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11165 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11166 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11167 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11168 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11169 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11171 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11172 iterator and SSE_FLOAT_MODE_P as insn constraint.
11173 (<sse>_ucomi): Ditto from similar patterns.
11174 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11175 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11176 SSE_VEC_FLOAT_MODE_P as insn constraint.
11177 (vcond<mode>): Ditto from similar patterns.
11178 (and<mode>3, *and<mode>3): Ditto.
11179 (<sse>_nand<mode>3): Ditto.
11180 (ior<mode>3, *ior<mode>3): Ditto.
11181 (xor<mode>3, *xor<mode>3): Ditto.
11182 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11183 iterator and SSE_FLOAT_MODE_P as insn constraint.
11184 (*nand<mode>3): Ditto from similar patterns.
11185 (*ior<mode>3): Ditto.
11186 (*xor<mode>3): Ditto.
11188 2008-02-20 Ira Rosen <irar@il.ibm.com>
11190 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11191 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11192 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11194 2008-02-19 Jan Hubicka <jh@suse.cz>
11196 * predict.c (tree_bb_level_predictions): Remove variable next
11197 mistakely introduced by previous commit.
11199 2008-02-19 Jan Hubicka <jh@suse.cz>
11201 * predict.c (predict_paths_leading_to): Rewrite.
11202 (predict_paths_for_bb): New.
11203 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11205 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11208 * Makefile.in (build_file_translate): New.
11209 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11210 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11211 * configure.ac (build_file_translate): Substitute it.
11212 * configure: Regenerate.
11214 2008-02-19 Jan Hubicka <jh@suse.cz>
11216 PR rtl-optimization/34408
11217 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11220 2008-02-19 Jan Hubicka <jh@suse.cz>
11222 PR middle-end/28779
11223 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11226 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11229 * config/i386/i386-modes.def: Revert the last DI alignment
11230 change until Ada people can look into it.
11232 2008-02-19 Nick Clifton <nickc@redhat.com>
11234 * opts.c (print_specific_help): Fix typo in --help text.
11236 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11239 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11240 32-bit inline asm without asm alternatives for host GCC < 3.0.
11242 2008-02-19 Richard Guenther <rguenther@suse.de>
11244 PR tree-optimization/34989
11245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11246 Allow propagation to INDIRECT_REF if we can simplify only.
11248 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11250 * c-common.c (warn_for_collisions_1): Use appropriate option when
11253 2008-02-19 Nick Clifton <nickc@redhat.com>
11256 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11257 (handle_options): Fix indentation.
11258 (print_filtered_help): If no language-specific options were
11259 displayed tell the user how to list all the options supported by
11260 the language's front-end.
11261 (print_specific_help): Fix indentation and remove duplicate line.
11262 (common_handle_option): Handle the -v option.
11263 For --help enable the display of undocumented options if the -v
11264 switch has been included on the command line.
11265 For --help= check for overlaps in the arguments between the option
11266 classes and the language names and issue a warning when they
11267 cannot be disambiguated.
11268 * c.opt (v): Pass on to the common option handler.
11270 2008-02-19 Revital Eres <eres@il.ibm.com>
11272 * modulo-sched.c (sms_schedule): Change dump message when
11273 create_ddg function fails.
11274 (try_scheduling_node_in_cycle): Rename row to cycle.
11275 (print_partial_schedule): Rename CYCLE to ROW.
11277 2008-02-19 Christian Bruel <christian.bruel@st.com>
11278 Zdenek Dvorak <ook@ucw.cz>
11280 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11282 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11285 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11286 (*x86_movdicc_0_m1_se): Ditto.
11288 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11290 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11291 (CMPtype): Define as __gcc_CMPtype.
11292 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11293 (CMPtype): Define as __gcc_CMPtype.
11295 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11297 Support valgrind 3.3 for --enable-checking=valgrind.
11298 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11300 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11301 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11302 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11303 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11304 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11305 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11306 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11308 * ggc-zone.c: Similar.
11309 * ggc-page.c: Similar.
11311 2008-02-19 Paul Brook <paul@codesourcery.com>
11314 * config/arm/ieee754-df.S: Fix do_it typo.
11315 * config/arm/ieee754-sf.S: Fix do_it typo.
11317 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11320 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11321 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11322 (OPTION_MASK_ISA_SSE_SET): Likewise.
11323 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11324 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11325 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11326 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11327 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11328 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11329 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11330 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11331 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11332 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11333 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11334 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11335 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11336 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11337 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11338 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11339 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11340 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11341 (OPTION_MASK_ISA_SSE4): Removed.
11342 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11343 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11344 (override_options): Don't turn on implied SSE/MMX bits in
11347 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11352 2008-02-18 Joey Ye <joey.ye@intel.com>
11354 PR middle-end/34921
11355 * tree-nested.c (insert_field_into_struct): Set type alignment
11356 to field alignment if the former is less than the latter.
11358 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11360 * BASE-VER: Set to 4.4.0.
11362 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11364 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11365 * doc/cfg.texi: Likewise.
11366 * doc/extend.texi: Likewise.
11367 * doc/gty.texi: Likewise.
11368 * doc/invoke.texi: Likewise.
11369 * doc/loop.texi: Likewise.
11370 * doc/md.texi: Likewise.
11371 * doc/passes.texi: Likewise.
11372 * doc/rtl.texi: Likewise.
11373 * doc/sourcebuild.texi: Likewise.
11374 * doc/tm.texi: Likewise.
11375 * doc/tree-ssa.texi: Likewise.
11377 2008-02-17 Richard Guenther <rguenther@suse.de>
11379 PR middle-end/35227
11380 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11381 without default definition.
11383 2008-02-17 Richard Guenther <rguenther@suse.de>
11385 PR tree-optimization/35231
11386 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11389 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11392 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11393 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11394 libgcc_cmp_return mode.
11396 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11399 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11401 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11403 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11406 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11408 * doc/c-tree.texi: Use `@.' where appropriate.
11409 * doc/extend.texi: Likewise.
11410 * doc/install.texi: Likewise.
11411 * doc/invoke.texi: Likewise.
11412 * doc/loop.texi: Likewise.
11413 * doc/makefile.texi: Likewise.
11414 * doc/md.texi: Likewise.
11415 * doc/passes.texi: Likewise.
11416 * doc/standards.texi: Likewise.
11417 * doc/tm.texi: Likewise.
11419 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11421 PR middle-end/35196
11422 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11424 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11425 rather than in entry_bb.
11427 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11429 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11430 libgcc_cmp_return mode.
11432 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11434 PR middle-end/35130
11435 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11436 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11438 2008-02-15 Richard Guenther <rguenther@suse.de>
11439 Zdenek Dvorak <ook@ucw.cz>
11441 PR tree-optimization/35164
11442 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11443 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11444 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11445 Only propagate addresses which do not have abnormal SSA_NAMEs
11448 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11451 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11453 2008-02-15 Jan Hubicka <jh@suse.cz>
11455 PR middle-end/35149
11456 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11458 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11460 PR middle-end/34621
11461 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11462 when calculating alignment_pad.
11464 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11466 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11467 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11468 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11469 and STACK_BOUNDARY define.
11471 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11473 PR preprocessor/35061
11474 * c-pragma.c (handle_pragma_pop_macro): Check that
11475 pushed_macro_table has been allocated.
11477 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11479 PR middle-end/35136
11480 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11481 (force_gimple_operand): Likewise.
11482 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11483 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11484 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11485 (find_interesting_uses_address): Check addressability and alignment
11486 of the base expression only after substituting bases of IVs into it.
11488 2008-02-14 Michael Matz <matz@suse.de>
11491 * function.c (instantiate_virtual_regs_in_insn): Reload address
11492 before falling back to reloading the whole operand.
11494 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11496 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11497 before the first section switch note.
11499 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11501 * doc/bugreport.texi: Update copyright years.
11502 * doc/c-tree.texi: Likewise.
11503 * doc/cfg.texi: Likewise.
11504 * doc/cpp.texi: Likewise.
11505 * doc/cppinternals.texi: Likewise.
11506 * doc/fragments.texi: Likewise.
11507 * doc/frontends.texi: Likewise.
11508 * doc/gcc.texi: Likewise.
11509 * doc/gty.texi: Likewise.
11510 * doc/hostconfig.texi: Likewise.
11511 * doc/implement-c.texi: Likewise.
11512 * doc/libgcc.texi: Likewise.
11513 * doc/loop.texi: Likewise.
11514 * doc/makefile.texi: Likewise.
11515 * doc/options.texi: Likewise.
11516 * doc/passes.texi: Likewise.
11517 * doc/rtl.texi: Likewise.
11518 * doc/sourcebuild.texi: Likewise.
11519 * doc/standards.texi: Likewise.
11520 * doc/tree-ssa.texi: Likewise.
11521 * doc/trouble.texi: Likewise.
11523 * doc/extend.texi: Use @: or add comma where appropriate.
11524 * doc/invoke.texi: Likewise.
11525 * doc/tm.texi: Likewise.
11527 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11530 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11533 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11535 * doc/md.texi (clz, ctz): Add reference.
11536 * doc/rtl.texi (clz, ctz): Likewise.
11538 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11541 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11544 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11546 * config/s390/s390.c (struct constant_pool): New field
11547 emit_pool_after added.
11548 (s390_mainpool_start): Set the emit_pool_after flag according
11549 to the section switch notes.
11550 (s390_mainpool_finish): Consider emit_pool_after when emitting
11551 the literal pool at the end of the function.
11552 (s390_chunkify_start): Force literal pool splits at section
11555 2008-02-13 Michael Matz <matz@suse.de>
11558 * var-tracking.c (clobber_variable_part): Correctly traverse the
11561 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11564 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11565 Add -fdump-ipa-inline.
11566 * tree-dump.c (dump_files): Remove tree-inlined dump.
11567 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11569 2008-02-12 Richard Guenther <rguenther@suse.de>
11571 PR tree-optimization/35171
11572 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11575 2008-02-12 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/35163
11578 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11579 value-preserving mode. Disallow final truncation.
11581 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11583 PR middle-end/35136
11584 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11585 code from here to...
11586 (force_gimple_operand): ...here.
11588 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11591 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11592 non-compatible pointers.
11593 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11594 different FIELD_DECLs, try harder by comparing field offsets, sizes
11597 PR inline-asm/35160
11598 * function.c (match_asm_constraints_1): Don't replace the same input
11601 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11603 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11604 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11605 (expand_epilogue): Restore RAMPZ register.
11606 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11608 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11610 * config/i386/cygwin.asm: (__alloca): Correct calling
11611 convention and alignment.
11612 (__chkstk): Force 8 byte stack alignment.
11614 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11615 Richard Guenther <rguenther@suse.de>
11617 PR tree-optimization/33992
11618 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11619 the zero we compare against.
11621 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11623 PR libfortran/35063
11624 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11625 to CloseHandle after unlocking to prevent accumulation of handle
11628 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11630 PR middle_end/34150
11631 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11632 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11633 and update LABEL_NUSES during and after reload.
11635 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11637 PR middle-end/34627
11638 * combine.c (simplify_if_then_else): Make sure the comparison is
11639 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11641 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11644 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11645 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11646 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11647 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11648 * tree.h (get_type_static_bounds): Likewise.
11650 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11652 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11653 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11654 Make -Wfoo language annotations match what the compiler outputs.
11656 2008-02-08 Sa Liu <saliu@de.ibm.com>
11658 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11659 intrinsics spu_convts, spu_convtu, spu_convtf.
11661 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11663 * doc/extend.texi (Function Attributes) <noinline>: Mention
11664 asm ("") as method to keep calls.
11666 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11669 * doc/options.texi (Options): Replace references to opts.sh with
11671 * opts-common.c: Likewise.
11672 * optc-gen.awk: Likewise.
11674 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11676 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11678 2008-02-07 Richard Henderson <rth@redhat.com>
11681 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11682 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11685 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11687 PR tree-optimization/35085
11688 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11689 for operand entry oe2 in addition to operand entry oe3 in order to
11690 expose more opportunities for vectorizer sum reduction.
11692 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11695 * Makefile.in (LIBS): Remove $(GMPLIBS).
11696 (cc1-dummy, cc1): Add $(GMPLIBS).
11698 2008-02-06 Jan Hubicka <jh@suse.cz>
11701 * i386.md (moddf_integer): Do not produce partial memory stalls for
11702 targets where it hurts.
11704 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11707 * optabs.c (expand_float): Do not check for decimal modes when
11708 expanding unsigned integer through signed conversion.
11710 2008-02-06 Nick Clifton <nickc@redhat.com>
11712 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11713 inside the clobber with a match_operand and duplicated operand
11714 number in the constraint.
11715 (ineqbranchsi): Delete redundant comment.
11717 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11719 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11720 builtin_define ("__USE_INIT_FINI__").
11721 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11723 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11725 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11727 PR documentation/30330
11728 * doc/invoke.texi (C++ Dialect Options)
11729 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11730 For each warning option -Wfoo that allows -Wno-foo, ensure both
11731 -Wfoo and -Wno-foo are listed in the option index. Fix index
11732 entry of -Wswitch-default, index -Wnormalized= including the
11733 `=', and -Wlarger-than-@var{len} including @var{len}.
11735 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11737 * config/i386/i386.md (floatunssisf2): Use
11738 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11739 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11740 Macroize expander using MODEF mode iterator.
11742 2008-02-05 Diego Novillo <dnovillo@google.com>
11744 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11747 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11749 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11752 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11754 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11757 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11758 to indicate if a message should be generated.
11759 (init_cumulative_args): Updated.
11760 (function_value_32): Likewise.
11762 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11764 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11766 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11769 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11770 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11772 2008-02-04 Diego Novillo <dnovillo@google.com>
11774 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11777 * tree-vrp.c (vrp_evaluate_conditional): With
11778 -Wtype-limits, emit a warning when comparing against a
11779 constant outside the natural range of OP0's type.
11781 2008-02-04 Richard Guenther <rguenther@suse.de>
11783 PR middle-end/33631
11784 * expr.c (count_type_elements): Give for unions instead of
11787 2008-02-04 Richard Guenther <rguenther@suse.de>
11789 PR middle-end/35043
11790 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11791 to TYPE_DOMAINs base type instead of using bitsizetype here.
11793 2008-02-03 Jason Merrill <jason@redhat.com>
11795 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11797 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11800 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11801 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11802 (RS/6000 and PowerPC Options): Fix typos and markup.
11803 * doc/passes.texi (Tree-SSA passes): Likewise.
11805 2008-02-02 Michael Matz <matz@suse.de>
11808 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11809 from record_last_reg_set_info.
11810 (record_last_reg_set_info): Take an RTX argument, iterate over all
11811 constituent hardregs.
11812 (record_last_set_info, record_opr_changes): Change calls to
11813 new signature or to record_last_reg_set_info_regno.
11815 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11817 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11819 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11821 PR rtl-optimization/34773
11822 * reg-notes.def (EQUAL): Mention significance of combination of
11823 REG_EQUAL and REG_RETVAL.
11824 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11825 insn that has a REG_RETVAL.
11827 2008-02-01 Roger Sayle <roger@eyesopen.com>
11830 * configure.ac (--enable-fixed-point): Disable unless explicitly
11832 * configure: Regenerate.
11834 2008-02-01 Richard Guenther <rguenther@suse.de>
11837 * invoke.texi (-finline-limit): Remove no longer true parts
11838 of the documentation. Note that there is no default value.
11840 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11841 Mark Mitchell <mark@codesourcery.com>
11842 Ben Elliston <bje@au.ibm.com>
11845 * doc/extend.texi (Other Builtins): Document.
11847 2008-01-31 Tom Browder <tom.browder@gmail.com>
11849 * doc/c-tree.texi (Types): Fix grammar.
11850 (Expression trees): Ditto.
11851 * doc/passes.texi (Tree-SSA passes): Ditto.
11853 * doc/configterms.texi (Configure Terms): Fix typo.
11854 * doc/cpp.texi (Common Predefined Macros): Ditto.
11855 * doc/md.texi (Machine Constraints): Ditto.
11857 * doc/makefile.texi (Makefile): Add comma.
11859 2008-01-31 Tom Browder <tom.browder@gmail.com>
11860 Gerald Pfeifer <gerald@pfeifer.com>
11862 * doc/sourcebuild.texi (Front End): Remove references to CVS
11863 and CVSROOT/modules.
11864 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11865 (Back End): Remove reference to CVS.
11867 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11870 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11872 (mips16_gp_pseudo_reg): ...here.
11873 * config/mips/mips.md (load_const_gp): Replace with...
11874 (load_const_gp_<mode>): ...this :P-based insn.
11876 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11878 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11879 options. Minor fixes.
11880 (-std): Move reference to standards closer to where language
11881 standards are first mentioned.
11883 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11885 PR rtl-optimization/34995
11886 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11887 parameter and return a bool. If the rtx parameter is nonnull,
11888 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11889 (find_reloads): Update call accordingly. Pass the new operand
11890 if it needed no address reloads, otherwise pass null.
11892 2008-01-30 Richard Henderson <rth@redhat.com>
11895 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11896 for unbounded arrays.
11898 2008-01-30 Silvius Rus <rus@google.com>
11900 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11902 2008-01-30 Jan Hubicka <jh@suse.cz>
11905 * i386.c (init_cumulative_args): Use real function declaration when
11908 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11910 PR rtl-optimization/34998
11911 * global.c (build_insn_chain): Treat non-subreg_lowpart
11912 SUBREGs of pseudos as clobbering all the words covered by the
11913 SUBREG, not just all the bytes.
11914 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11915 original df_ref rather than an extract parameter.
11916 (global_conflicts): Update call accordingly.
11918 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11920 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11921 the overflow check to make it easier to read.
11922 (__fixtfdi): Change the type of the ll member in union
11923 long_double to UDItype_x.
11925 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11927 PR middle-end/34969
11928 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11929 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11930 * tree-inline.c (fold_marked_statements): Call
11931 cgraph_update_edges_for_call_stmt if folding a call statement.
11932 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11933 debug_generic_stmt calls, reset it back afterwards.
11936 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11938 * c-typeck.c (build_external_ref): Don't pedwarn about
11939 static vars in current function's scope.
11941 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11943 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11945 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11948 * ipa-struct-reorg.c: Fix spelling.
11949 * params.def: Ditto.
11951 2008-01-29 Richard Guenther <rguenther@suse.de>
11953 PR middle-end/35006
11954 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11956 * tree-inline.c (remap_type): Increment remapping_type_depth
11957 around remapping types.
11958 (copy_body_r): Only add referenced variables if they are referenced
11959 from code, not types.
11961 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11972 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11973 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11975 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11978 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11979 pointer for tiny stack.
11981 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11983 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11985 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11987 * config/vx-common.h: Fix typo in comment.
11989 2008-01-28 Ian Lance Taylor <iant@google.com>
11993 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11994 coalesce pointers if they have different DECL_NO_TBAA_P values.
11995 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11996 between variables with different DECL_NO_TBAA_P values.
11998 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12001 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12002 are not legitimate small data references on SPE targets.
12004 2008-01-28 David Daney <ddaney@avtrex.com>
12006 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12008 2008-01-28 David Daney <ddaney@avtrex.com>
12010 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12012 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12014 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12015 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12016 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12017 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12018 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12019 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12020 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12021 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12023 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12025 * basic-block.h (condjump_equiv_p): Fix comment.
12027 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12029 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12030 print_generic_stmt_indented): Fix comment.
12032 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12034 * configure.ac (__stack_chk_fail): Add detecion for availability
12035 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12036 * configure: Regenerate.
12038 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12040 PR middle-end/34688
12041 * final.c (output_addr_const): Handle TRUNCATE.
12043 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12046 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12047 (zero_cost, infinite_cost): New constants.
12048 (struct cost_pair): Change type of cost to comp_cost.
12049 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12050 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12052 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12053 split_address_cost, ptr_difference_cost, difference_cost,
12054 get_computation_cost_at, get_computation_cost,
12055 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12056 determine_use_iv_cost_condition, determine_use_iv_costs,
12057 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12058 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12059 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12060 Change type of cost to comp_cost.
12061 (determine_iv_cost): Increase cost of non-original ivs, instead
12062 of decreasing the cost of original ones.
12063 (get_address_cost): Indicate the complexity of the addressing mode
12065 (try_add_cand_for): Prefer using ivs not specific to some object.
12066 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12068 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12069 Janis Johnson <janis187@us.ibm.com>
12072 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12073 (TARGET_INSTANTIATE_DECLS): Likewise.
12074 * target.h (expand_to_rtl_hook): New target hook.
12075 (instantiate_decls): Likewise.
12076 * function.c (instantiate_decl): Make non-static. Rename to...
12077 (instantiate_decl_rtl): ... this.
12078 (instantiate_expr): Use instantiate_decl_rtl.
12079 (instantiate_decls_1): Likewise.
12080 (instantiate_decls): Likewise.
12081 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12082 * function.h (instantiate_decl_rtl): Add prototype.
12083 * cfgexpand.c (target.h): New include.
12084 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12085 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12086 (TARGET_INSTANTIATE_DECLS): Likewise.
12087 (TARGET_INITIALIZER): New target hooks added.
12088 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12090 * config/rs6000/rs6000.c (tree-flow.h): New include.
12091 (machine_function): Add sdmode_stack_slot field.
12092 (rs6000_alloc_sdmode_stack_slot): New function.
12093 (rs6000_instantiate_decls): Likewise.
12094 (rs6000_secondary_memory_needed_rtx): Likewise.
12095 (rs6000_check_sdmode): Likewise.
12096 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12097 (TARGET_INSTANTIATE_DECLS): Likewise.
12098 (rs6000_hard_regno_mode_ok): Allow SDmode.
12099 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12100 (rs6000_emit_move): Handle SDmode.
12101 (function_arg_advance): Likewise.
12102 (function_arg): Likewise.
12103 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12104 SDmode var args for 32-bit compiles.
12105 (rs6000_secondary_reload_class): Handle SDmode.
12106 (rs6000_output_function_epilogue): Likewise.
12107 (rs6000_function_value): Simplify if statement.
12108 (rs6000_libcall_value): Likewise.
12109 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12110 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12111 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12112 (movsd_hardfloat): New define_insn.
12113 (movsd_softfloat): Likewise.
12114 (movsd_store): Likewise.
12115 (movsd_load): Likewise.
12116 (extendsddd2): Likewise.
12117 (extendsdtd2): Likewise.
12118 (truncddsd2): Likewise.
12119 (movdd_hardfloat64): Fixup comment.
12120 (UNSPEC_MOVSD_LOAD): New constant.
12121 (UNSPEC_MOVSD_STORE): Likewise.
12123 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12126 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12128 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12129 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12130 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12131 and TRUTH_XOR_EXPR.
12133 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12136 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12137 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12138 __LONGDOUBLE128 too.
12139 * config/rs6000/aix61.h: New file.
12141 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12143 PR rtl-optimization/34959
12144 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12145 popcount and parity rtxes the same mode as their operand.
12146 Truncate or extend the result to the return value's mode
12149 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12152 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12153 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12154 to GOT_VERSION_REGNUM.
12155 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12156 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12157 * config/mips/mips.c (mips_emit_call_insn): New function.
12158 (mips_call_tls_get_addr): Call mips_expand_call directly.
12159 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12161 (mips16_build_call_stub): Likewise. Return the call insn or null.
12162 (mips_expand_call): Update the call to mips16_build_call_stub
12163 accordingly and a remove redundant condition. Assert that MIPS16
12164 stubs do not use lazy binding. Use mips_emit_call_insn and return
12166 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12168 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12169 (mips_avoid_hazard): Remove hazard_set handling.
12170 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12171 (UNSPEC_RESTORE_GP): ...this.
12172 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12173 (FAKE_CALL_REGNO): Rename to...
12174 (GOT_VERSION_REGNUM): ...this.
12175 (type): Add "ghost" value. Add an associated insn reservation.
12176 (hazard_set): Remove.
12177 (exception_receiver): Rename to...
12178 (restore_gp): ...this and update the unspec identifier accordingly.
12179 (exception_receiver, nonlocal_got_receiver): New expanders.
12180 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12181 FAKE_CALL_REGNO. Remove hazard_set attribute.
12182 (set_got_version, update_got_version): New patterns.
12184 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12187 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12189 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12192 * doc/install.texi2html: Generate gcc-vers.texi.
12194 2008-01-25 DJ Delorie <dj@redhat.com>
12196 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12198 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12200 * config/c4x: Remove directory.
12201 * config.gcc (crx-*, mt-*): Mark obsolete.
12202 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12203 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12204 sh-*-rtemscoff*): Remove cases.
12205 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12206 * real.c (encode_c4x_single, decode_c4x_single,
12207 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12208 c4x_extended_format): Remove.
12209 * real.h (c4x_single_format, c4x_extended_format): Remove.
12210 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12212 (Pragmas): Remove comment about c4x pragmas.
12213 * doc/install.texi (c4x): Remove target-specific instructions.
12214 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12215 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12216 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12217 refer to C4x source files as examples.
12218 (C4X_FLOAT_FORMAT): Remove documentation.
12220 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12222 * config/bfin/bfin.c (override_options): Reorder tests so that
12223 flag_pic gets enabled for -msep-data.
12225 2008-01-25 Richard Guenther <rguenther@suse.de>
12227 PR middle-end/32244
12228 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12229 to its bitfield precision if required.
12231 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12233 PR middle-end/33880
12234 * tree-nested.c (walk_omp_for): New function.
12235 (convert_nonlocal_reference, convert_local_reference): Call
12236 walk_omp_for on OMP_FOR.
12237 (convert_call_expr): Call walk_body on OMP_FOR's
12238 OMP_FOR_PRE_INIT_BODY.
12240 2008-01-25 Richard Guenther <rguenther@suse.de>
12242 PR tree-optimization/34966
12243 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12244 default defs and PHI_NODEs we have to insert after the
12245 defining statement.
12247 2008-01-24 Nick Clifton <nickc@redhat.com>
12249 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12250 Provide a default definition.
12251 (LIBGCC2_UNITS_PER_WORD): Likewise.
12253 * config/stormy16/stormy16.c: Include df.h for the prototype
12254 for df_regs_ever_live_p.
12255 (xstormy16_expand_builtin_va_start): Convert the stack offset
12256 into a component_ref and then use POINTER_PLUS_EXPR to add it
12257 to the incoming_virtual_args_rtx.
12258 (xstormy16_gimplify_va_arg_expr): Rename to
12259 xstormy16_gimplify_va_arg_expr.
12260 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12261 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12262 xstormy16_gimplify_va_arg_expr.
12263 Fix up some formatting issues.
12265 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12266 Move to predicates.md.
12267 (xs_hi_general_operand): Likewise.
12268 (xs_hi_nonmemory_operand): Likewise.
12269 * config/stormy16/predicates.md:
12270 (xstormy16_carry_plus_operand): New predicate.
12271 (xs_hi_general_operand): New predicate.
12272 (xs_hi_nonmemory_operand): New predicate.
12273 * config/stormy16/stormy16-protos.h:
12274 (xstormy16_carry_plus_operand): Delete prototype.
12275 (xs_hi_general_operand): Likewise.
12276 (xs_hi_nonmemory_operand): Likewise.
12278 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12279 modifiers as they are no longer needed and they can trigger
12280 reload spill failures.
12282 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12283 with a match_operand in order to help reload.
12285 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12286 constraint with 'e' for the 8th alternative as this version of
12287 the mov.w instruction only accepts the lower 8 registers.
12289 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12292 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12293 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12296 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12298 PR middle-end/33333
12299 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12301 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12303 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12305 (remove_structure): Update allocations list before removing structure.
12307 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12309 * ipa-struct-reorg.c (is_safe_cond_expr,
12310 create_new_stmts_for_cond_expr): Use integer_zerop function,
12311 that recognize not only zero-pointer, but zero-integer too.
12313 2008-01-25 Ben Elliston <bje@au.ibm.com>
12316 * fixproto: Escape "." in sed expression that strips leading "./".
12318 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12321 * gcc.c (SWITCH_OK): Removed.
12322 (SWITCH_LIVE): Changed to bit.
12323 (SWITCH_FALSE): Likewise.
12324 (SWITCH_IGNORE): Likewise.
12325 (switchstr): Change live_cond to unsigned int.
12326 (process_command): Replace SWITCH_OK with 0.
12327 (do_self_spec): Likewise.
12328 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12329 (give_switch): Likewise.
12330 (used_arg): Likewise.
12331 (do_spec_1): Set the SWITCH_IGNORE bit.
12332 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12333 bits. Set the SWITCH_LIVE bit.
12335 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12337 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12339 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12341 PR tree-optimization/34472
12342 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12343 parameter to a "bool *" and set *DATA to false if there is
12344 an unsafe access. Do not delete the structure here.
12345 (check_cond_exprs): Delete it here instead.
12346 (check_cond_exprs, exclude_cold_structs): Do not increase
12347 I when removing a structure.
12349 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12352 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12353 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12355 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12357 PR middle-end/34934
12358 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12359 a fixed vector for stack.
12361 2008-01-24 Ben Elliston <bje@au.ibm.com>
12364 * doc/gcc.texi (Software development): Add a direntry for g++.
12366 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12368 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12369 stale and straggling -fforce-addr comments above.
12371 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12373 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12374 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12376 2008-01-23 Michael Matz <matz@suse.de>
12379 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12382 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12384 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12385 malloc result type.
12387 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12389 * config/avr/avr.c (avr_current_arch): New variable.
12390 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12391 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12392 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12393 (avr_override_options): Init 'avr_current_arch'.
12394 (base_arch_s): Move from here...
12395 * config/avr/avr.h (base_arch_s): ... here. Add new members
12396 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12397 'mega' to 'have_jmp_call'.
12398 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12399 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12401 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12403 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12404 MULTILIB_MATCHES): (Ditto.).
12406 2008-01-23 Richard Guenther <rguenther@suse.de>
12408 PR middle-end/31529
12409 * cgraphunit.c (cgraph_reset_node): Always mark the node
12410 not reachable if it is not queued already.
12412 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12414 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12415 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12416 (cputype_selected): New static variable.
12417 (bfin_handle_option): Set it if -mcpu is used.
12418 (override_option): Select default set of workarounds if no cpu type
12419 selected on the command line.
12420 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12422 From Michael Frysinger <michael.frysinger@analog.com>
12423 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12424 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12426 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12427 for bf547, bf523, bf524, and bf526.
12428 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12430 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12431 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12432 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12433 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12434 * doc/invoke.texi (Blackfin Options): Document that
12435 -mcpu now accept bf547, bf523, bf524, and bf526.
12437 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12439 PR rtl-optimization/34628
12440 * combine.c (try_combine): Stop and undo after the first combination
12441 if an autoincrement side-effect on the first insn has effectively
12444 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12447 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12448 Offset addresses are not valid for Altivec or paired float modes.
12450 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12453 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12454 if DECL_INITIAL (decl) is error_mark_node.
12457 * c-common.c (handle_vector_size_attribute): Only allow
12458 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12459 the same way as pointer, array etc. types.
12460 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12463 * tree.c (build_type_attribute_qual_variant): Call
12464 build_qualified_type if attributes are equal, but quals are not.
12466 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12469 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12470 * flags.h (warn_strict_aliasing): Remove.
12471 (warn_strict_overflow): Remove.
12472 * opts.c (warn_strict_aliasing): Remove.
12473 (warn_strict_overflow): Remove.
12474 * c-opts.c (c_common_handle_option): -Wall only sets
12475 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12476 (c_common_post_options): Give default values to -Wstrict-aliasing
12477 and -Wstrict-overflow if they are uninitialized.
12478 * common.opt (Wstrict-aliasing): Specify Var and Init.
12479 (Wstrict-overflow): Likewise.
12481 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12483 PR rtl-optimization/26854
12484 PR rtl-optimization/34400
12485 PR rtl-optimization/34884
12486 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12488 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12489 (df_rd_bb_info.expanded_lr_out): Deleted
12490 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12491 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12492 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12493 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12494 Removed code to allocate, initialize or free expanded_lr_out.
12495 (df_rd_bb_local_compute_process_def): Restructured to make more
12497 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12498 sets if the sets are being trimmed.
12500 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12503 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12504 (as_vers): Likewise.
12505 * configure: Regenerated.
12507 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12509 PR middle-end/33092
12510 * tree-pass.h (pass_build_alias): New pass.
12511 * tree-ssa-alias.c (gate_build_alias): New.
12512 (pass_build_alias): New.
12513 * passes.c (init_optimization_passes): Add pass_build_alias after
12514 pass_create_structure_vars.
12516 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12518 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12519 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12520 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12521 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12522 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12523 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12524 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12525 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12526 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12527 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12528 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12529 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12530 * config/s390/s390.md (FP_ALL): New mode iterator.
12531 (_d): New mode attribute.
12532 ("*signbit<mode>2>"): Changed mode of first operand.
12533 ("isinf<mode>2"): Changed mode of first operand.
12534 ("*TDC_insn"): Adaptation for DFP modes.
12536 2008-01-22 Ben Elliston <bje@au.ibm.com>
12538 * tree.c (check_qualified_type): Improve function description.
12540 2008-01-21 Jason Merrill <jason@redhat.com>
12543 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12544 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12547 2008-01-21 DJ Delorie <dj@redhat.com>
12549 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12552 2008-01-21 Richard Guenther <rguenther@suse.de>
12554 PR middle-end/34856
12555 * tree-cfg.c (verify_expr): Allow all invariant expressions
12556 instead of just constant class ones as reference argument.
12557 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12558 like any other constant.
12559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12561 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12563 * regmove.c (fixup_match_1): Update call crossed frequencies.
12565 2008-01-21 Richard Guenther <rguenther@suse.de>
12568 * tree-inline.c (setup_one_parameter): Deal with mismatched
12569 types using a VIEW_CONVERT_EXPR.
12571 2008-01-21 Alon Dayan <alond@il.ibm.com>
12572 Olga Golovanevsky <olga@il.ibm.com>
12574 PR tree-optimization/34701
12575 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12576 when the structure size is not a power of 2.
12578 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12580 * doc/install.texi: Add doc for --enable-checking=df.
12582 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12584 PR rtl-optimization/34808
12585 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12587 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12589 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12592 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12594 PR rtl-optimization/26854
12595 PR rtl-optimization/34400
12596 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12598 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12599 (df_rd_bb_info.expanded_lr_out): New.
12600 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12601 * loop_iv.c (iv_analysis_loop_init): Ditto.
12602 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12603 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12604 Added code to allocate, initialize or free expanded_lr_out.
12605 (df_rd_bb_local_compute_process_def): Restructured to make
12606 more understandable.
12607 (df_rd_confluence_n): Add code to do nothing with fake edges and
12608 code to no apply invalidate_by_call sets if the sets are being trimmed.
12609 (df_lr_local_finalize): Renamed to df_lr_finalize.
12610 (df_live_local_finalize): Renamed to df_live_finalize.
12612 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12615 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12616 deciding whether to use reciprocal instructions.
12618 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12620 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12621 dwarf2out_note_section_used if cold_text_section is NULL.
12623 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12625 PR gcov-profile/34610
12626 * tree-cfg.c (make_edges): Mark both outgoing edges from
12627 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12628 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12629 from OMP_FOR and OMP_CONTINUE outgoing edges.
12631 * tree-profile.c (tree_profiling): Return early if
12632 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12634 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12635 from cfun to child_cfun.
12636 * function.h (struct function): Add after_tree_profile bit.
12638 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12640 * config/avr/avr.S (_exit): Disable interrupt.
12642 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12643 Steven Bosscher <stevenb.gcc@gmail.com>
12645 PR rtl-optimization/26854
12646 PR rtl-optimization/34400
12647 * df-problems.c (df_live_scratch): New scratch bitmap.
12648 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12649 (df_live_reset): Clear the proper bitmaps.
12650 (df_live_bb_local_compute): Only process the artificial defs once
12651 since the order is not important.
12652 (df_live_init): Init the df_live sets only with the variables
12653 found live by df_lr.
12654 (df_live_transfer_function): Use the df_lr sets to prune the
12655 df_live sets as they are being computed.
12656 (df_live_free): Free df_live_scratch.
12658 2008-01-18 Ian Lance Taylor <iant@google.com>
12660 * common.opt: Add fmerge-debug-strings.
12661 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12662 flag_merge_debug_strings rather than flag_merge_constants.
12663 * doc/invoke.texi (Option Summary): Mention
12664 -fmerge-debug-strings.
12665 (Debugging Options): Document -fmerge-debug-strings.
12667 2008-01-18 Ian Lance Taylor <iant@google.com>
12670 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12671 (struct tree_function_decl): Add new field operator_new_flag.
12672 * tree-inline.c (expand_call_inline): When inlining a call to
12673 operator new, force the return value to go into a variable, and
12674 set DECL_NO_TBAA_P on that variable.
12675 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12677 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12680 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12681 DWARF2_DEBUGGING_INFO.
12682 (dwarf2out_note_section_used): Ditto. Add prototype.
12683 (have_multiple_function_sections, text_section_used,
12684 cold_text_section_used, *cold_text_sections): Move declarations
12687 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12689 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12690 field and add signal_ra.
12691 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12692 assignments to frame state pc. Move end of stack check after
12693 MD_FALLBACK_FRAME_STATE_FOR.
12694 (uw_update_context_1): Use frame state signal_regs if set, instead
12695 of checking signal_frame flag.
12696 (uw_update_context): Use frame state signal_ra if set.
12697 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12698 * config/xtensa/linux-unwind.h: New file.
12700 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12702 * modulo-sched.c (get_sched_window): Fix comment typo.
12704 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12706 PR tree-optimization/34648
12707 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12709 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12711 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12712 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12714 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12716 PR rtl-optimization/34400
12717 * df-core.c (df_worklist_dataflow_overeager,
12718 df_worklist_dataflow_doublequeue): New functions.
12719 (df_worklist_dataflow): Two different worklist solvers.
12720 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12723 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12726 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12727 and ftree-parallelize-loops.
12729 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12731 PR rtl-optimization/34826
12732 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12734 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12736 * global.c (find_reg): Mark the eh regs as used if necessary.
12737 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12738 * ra.h (struct allocno): no_eh_reg field added. Changed
12739 no_stack_reg type to bitfield.
12741 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12743 * tree.c (substitute_in_expr): Add missing 'break'.
12745 2008-01-17 Richard Guenther <rguenther@suse.de>
12747 PR tree-optimization/34825
12748 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12749 x / x as division to handle.
12751 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12753 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12754 "-pthread" is specified.
12755 * pa-hpux11.h (LIB_SPEC): Likewise.
12757 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12758 Peter Bergner <bergner@vnet.ibm.com>
12760 PR rtl-optimization/33796
12761 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12763 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12765 PR libgfortran/34699
12766 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12768 * pa-hpux10.h (LINK_SPEC): Likewise.
12769 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12771 2008-01-16 Richard Guenther <rguenther@suse.de>
12773 PR middle-end/32628
12774 * fold-const.c (fold_convert_const_int_from_int): Do not
12775 set overflow if that occured only because of a sign extension
12776 change when converting from/to a sizetype with the same
12777 precision and signedness.
12779 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12782 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12783 location address to the correct place. Update copyright year.
12785 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12787 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12788 no dependences in the dependence_relations vector.
12790 2008-01-16 Jan Hubicka <jh@suse.cz>
12792 PR rtl-optimization/31396
12793 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12794 * cfg.c (dump_reg_info): Print it.
12795 * regs.h (struct reg_info_t): add freq_calls_crossed.
12796 (REG_FREQ_CALLS_CROSSED): New macro.
12797 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12798 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12799 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12800 regmove_optimize): Update call crossed frequencies.
12801 * local-alloc.c (struct qty): Add freq_calls_crossed.
12802 (alloc_qty): Copute freq_calls_crossed.
12803 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12804 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12805 * ra.h (struct allocno): Add freq_calls_crossed.
12807 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12809 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12810 libgomp when compiling with ftree-parallelize-loops.
12811 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12813 2008-01-16 Richard Guenther <rguenther@suse.de>
12815 PR tree-optimization/34769
12816 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12817 * tree.c (int_cst_value): Instead make this function more
12818 permissive in what it accepts as valid input. Document this
12819 function always sign-extends the value.
12821 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12822 Richard Guenther <rguenther@suse.de>
12825 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12826 (gimple_fold_indirect_ref_rhs): ... this.
12827 (gimple_fold_indirect_ref): New function with foldings
12828 that preserve lvalueness.
12829 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12830 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12831 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12832 to fold an INDIRECT_REF, fall back to the old use of
12833 fold_indirect_ref_1.
12835 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12837 * tree-data-ref.c (subscript_dependence_tester_1): Call
12838 free_conflict_function.
12839 (compute_self_dependence): Same.
12841 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12844 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12845 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12847 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12848 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12849 for DWARF2_UNWIND_INFO targets.
12851 2008-01-16 Richard Guenther <rguenther@suse.de>
12854 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12855 type qualifiers for function types.
12857 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12859 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12860 loop_iterator li from previous commit.
12862 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12864 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12866 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12868 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12869 (parallelize_loops): Don't parallelize irreducible components.
12871 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12874 * c-opts (c_common_post_options): Do not enable CPP
12875 flag_pedantic_errors by default.
12877 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12879 PR rtl-optimization/31944
12880 * cse.c (remove_pseudo_from_table): New function.
12881 (merge_equiv_classes): Use above function to remove pseudo-registers.
12882 (invalidate): Likewise.
12884 2008-01-13 Richard Guenther <rguenther@suse.de>
12886 PR middle-end/34601
12887 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12888 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12890 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12892 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12893 validate_change to unshare the source of the PC set.
12895 2008-01-12 Jan Hubicka <jh@suse.cz>
12897 PR middle-end/32135
12898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12899 references above array bounds. This might trigger bounds checks for
12900 pointers to arrays.
12902 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12904 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12905 new_replaceable_dependencies.
12907 2008-01-12 Doug Kwan <dougkwan@google.com>
12909 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12910 instead of OPT_Wreturn_type in warning due to ignored return type
12912 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12913 options included in -Wextra.
12914 * c.opt: New option -Wignored_qualifiers.
12915 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12916 -Wignore_qualifiers.
12917 (-Wignored-qualifiers): Document.
12918 (-Wreturn-type): Remove description of functionality now handled
12919 by -Wignored-qualifiers.
12921 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12924 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12925 NOP_EXPR if it is between integral types with the same precision.
12927 2008-01-12 Jan Hubicka <jh@suse.cz>
12930 * invoke.texi (max-inline-recursive-depth): Fix default value.
12932 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12934 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12937 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12939 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12941 2008-01-11 James E. Wilson <wilson@specifix.com>
12944 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12946 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12948 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12949 save/restore frame pointer register and don't use 'call-prologues'
12950 optimization in function with "OS_task" attribute.
12952 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12954 PR middle-end/31309
12955 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12956 when copying to memory.
12958 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12960 PR rtl-optimization/30905
12961 * cfgcleanup.c: Include dce.h
12962 (crossjumps_occured): New global variable.
12963 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12964 If something changed, set crossjumps_occured to true.
12965 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12966 Don't add/remove fake edges to exit here...
12967 (cleanup_cfg): ...but do it here, when crossjumping.
12968 Run a fast DCE when successful crossjumps occured in the latest
12969 iteration of try_optimize_cfg.
12971 2008-01-11 Richard Guenther <rguenther@suse.de>
12973 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12974 (struct vn_unary_op_s): Likewise.
12975 (vn_reference_insert): Free old reference on hash collision.
12977 2008-01-10 Raksit Ashok <raksit@google.com>
12979 PR rtl-optimization/27971
12980 * combine.c (find_split_point): Split PLUS expressions which are
12981 inside a MEM rtx, and whose first operand is complex.
12983 2008-01-10 DJ Delorie <dj@redhat.com>
12985 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12986 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12987 (m32c_hard_regno_ok): Call the underlying function.
12989 2008-01-10 Richard Guenther <rguenther@suse.de>
12991 PR middle-end/34683
12992 * tree-cfg.c (tree_merge_blocks): Do not go through the
12993 full-blown folding and stmt updating path if we just deal
12994 with virtual operands.
12995 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12996 test for abnormal SSA_NAMEs.
12998 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13000 PR middle-end/34641
13001 * reload.c (push_reload): Add assertions. All constants from
13002 reg_equiv_constant should have been used for replacing the respective
13004 (find_reloads_address): Invoke find_reloads_address_part for
13005 constant taken from the reg_equiv_constant array.
13007 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13009 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13010 field (valnum) the first in the struct. Replace bools with
13013 2008-01-10 Richard Guenther <rguenther@suse.de>
13015 PR tree-optimization/34651
13016 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13017 types and ordering for masking and converting.
13019 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13021 PR tree-optimization/34017
13022 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13023 also for PHI_NODE expressions.
13025 2008-01-09 Jan Hubicka <jh@suse.cz>
13027 PR tree-optimization/34708
13028 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13029 based on number of case labels.
13030 (init_inline_once): Remove switch_cost.
13031 * tree-inline.h (eni_weights_d): Remove switch_cost.
13033 2008-01-09 Richard Guenther <rguenther@suse.de>
13034 Andrew Pinski <andrew_pinski@playstation.sony.com>
13036 PR middle-end/30132
13037 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13038 temporary if an rvalue is ok or an lvalue is not required.
13040 2008-01-09 Richard Guenther <rguenther@suse.de>
13042 PR middle-end/34458
13043 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13044 adjust return type.
13046 2008-01-09 Richard Guenther <rguenther@suse.de>
13048 PR middle-end/34679
13049 * tree.c (host_integerp): Check for sizetype only if the
13050 type is an integer type.
13052 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13055 * opts.c (decode_options): Disable inlining of functions called
13056 once if not in unit-at-a-time mode.
13058 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13060 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13062 2008-01-08 Richard Guenther <rguenther@suse.de>
13064 PR middle-end/31863
13065 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13066 out early if the result will be unused.
13068 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13073 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13074 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13077 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13079 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13080 for vectorization tuned.
13082 2008-01-08 Richard Guenther <rguenther@suse.de>
13084 PR tree-optimization/34683
13085 * tree-ssa-operands.c (operand_build_cmp): Export.
13086 * tree-ssa-operands.h (operand_build_cmp): Declare.
13087 * tree-vn.c (vuses_compare): Remove.
13088 (sort_vuses): Use operand_build_cmp.
13089 (sort_vuses_heap): Likewise.
13090 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13091 to re-use old VEC if available. Do not sort already sorted VUSEs.
13092 (vdefs_to_vec): Do not sort already sorted VDEFs.
13094 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13096 PR middle-end/34694
13097 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13099 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13102 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13103 limitations of reciprocal sequences on x86 targets.
13105 2008-01-08 Richard Guenther <rguenther@suse.de>
13107 PR tree-optimization/34683
13108 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13110 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13113 * config/darwin.c (darwin_mergeable_string_section): Don't use
13114 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13116 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13119 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13120 negxf2. Macroize expander using X87MODEF mode iterator. Change
13121 predicates of op0 and op1 to register_operand.
13122 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13123 expander using X87MODEF mode iterator. Change predicates of
13124 op0 and op1 to register_operand.
13125 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13126 corresponding patterns and macroize using MODEF macro. Change
13127 predicates of op0 and op1 to register_operand and remove
13128 "m" constraint. Disparage "r" alternative with "!".
13129 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13130 macroize using X87MODEF macro. Change predicates of op0 and op1
13131 to register_operand and remove "m" constraint. Disparage "r"
13132 alternative with "!".
13133 (absneg splitter with memory operands): Remove.
13134 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13135 patterns and macroize using X87MODEF mode iterator.
13136 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13137 Change predicate of op1 to register_operand.
13138 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13139 for memory operands.
13141 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13143 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13145 2008-01-07 Richard Guenther <rguenther@suse.de>
13147 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13150 2008-01-07 Richard Guenther <rguenther@suse.de>
13152 PR tree-optimization/34683
13153 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13154 VOPs of the needed size to save memory. Use VEC_quick_push
13155 to save compile-time.
13156 (vdefs_to_vec): Likewise.
13158 2008-01-07 Sa Liu <saliu@de.ibm.com>
13160 * config/spu/spu.md (divdf3): Genetate inline code for double
13161 division. The implementation doesn't handle INF or NAN, therefore it
13162 only applies when -ffinite-math-only is given.
13164 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13167 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13168 * doc/cpp.texi ([Common Predefined Macros]): Document.
13170 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13173 order to use commutative addition instead of subtraction.
13175 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13176 Mircea Namolaru <namolaru@il.ibm.com>
13177 Vladimir Yanovsky <yanov@il.ibm.com>
13178 Revital Eres <eres@il.ibm.com>
13180 PR tree-optimization/34263
13181 * tree-outof-ssa.c (process_single_block_loop_latch,
13182 contains_tree_r): New functions.
13183 (analyze_edges_for_bb): Call process_single_block_loop_latch
13184 function to empty single-basic-block latch block if possible.
13186 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13188 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13190 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13192 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13194 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13196 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13198 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13200 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13202 PR tree-optimization/34618
13203 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13206 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13209 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13210 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13211 Update copyright year.
13213 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13214 Update copyright year.
13215 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13218 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13220 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13221 edge does not point to current bb before changing need_assert.
13223 2008-01-04 Richard Guenther <rguenther@suse.de>
13225 PR middle-end/34029
13226 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13227 for verifying purposes if they are is_gimple_min_invariant.
13229 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13231 PR tree-optimization/34448
13232 PR tree-optimization/34465
13233 * gimplify.c (gimplify_init_constructor): Add new parameter
13234 notify_temp_creation. Use it.
13235 (gimplify_modify_expr_rhs): Take volatiles into account when
13236 optimizing constructors.
13237 Do not optimize constructors if gimplify_init_constructor will dump to
13239 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13240 * gcc.c-torture/compile/pr34448.c: New.
13242 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13244 PR gcov-profile/34609
13245 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13246 return_slot if result is TREE_ADDRESSABLE.
13248 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13250 * config/mips/mips.md (sqrt_condition): Tweak comment.
13251 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13253 2008-01-03 Tom Tromey <tromey@redhat.com>
13256 * c-common.c (c_type_hash): Handle VLAs.
13258 2008-01-03 Jan Hubicka <jh@suse.cz>
13260 PR tree-optimization/31081
13261 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13262 0 when inlining and not inlining to first basic block.
13263 (remap_decl): When var is initialized to 0, don't set default_def.
13264 (expand_call_inline): Set entry_bb.
13265 * tree-inline.h (copy_body_data): Add entry_bb.
13267 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13270 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13273 PR tree-optimization/29484
13274 * tree-inline.c (inline_forbidden_p_2): New function.
13275 (inline_forbidden_p): Disallow inlining if some static var
13276 has an address of a local LABEL_DECL in its initializer.
13277 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13280 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13282 PR tree-optimization/34635
13283 * tree-data-ref.c (add_other_self_distances): Make sure that the
13284 evolution step is constant.
13286 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13288 PR middle-end/34608
13289 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13291 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13293 * tree-sra.c (scalarize_init): Insert the generate_element_init
13294 statements after the generate_element_zero statements.
13296 2008-01-02 Richard Guenther <rguenther@suse.de>
13298 PR middle-end/34093
13299 PR middle-end/31976
13300 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13301 for very large number of operands instead of ICEing.
13303 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13306 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13307 while stack probing.
13309 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13311 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13314 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13316 PR libmudflap/26442
13317 * tree-mudflap.c (mx_register_decls): Guard warning by
13318 !DECL_ARTIFICIAL check.
13320 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13322 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13323 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13324 sse5_perm<mode>): Fix constraints.