1 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3 * libfuncs.h (LTI_synchronize): New libfunc_index.
4 (synchronize_libfunc): Declare.
5 * builtins.c (expand_builtin_synchronize): Consider using
6 synchronize_libfunc before falling back on an asm blockage.
7 * config/mips/mips.c: Include libfuncs.h
8 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13 parameter. Copy stack_reg to r11 where appropriate.
14 (no_global_regs_above): Add gpr parameter.
15 (rs6000_stack_info): Only add padding for SPE save area if we
16 are saving SPE GPRs and CR.
17 (saveres_routine_syms): New variable.
18 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
20 (rs6000_savres_routine_sym): New function.
21 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
23 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
24 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
25 Tweak FPR out-of-line saving.
26 (rs6000_make_savres_rtx): New function.
27 (rs6000_use_multiple_p): New function.
28 (rs6000_savres_strategy): New function.
29 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
30 out-of-line if appropriate.
31 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
32 if we are optimizing for size.
33 (GP_SAVE_INLINE): Define.
34 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
35 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
36 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
37 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
38 (*save_fpregs_<mode>): Add use of r11.
39 (*restore_gpregs_<mode>): New insn.
40 (*return_and_restore_gpregs_<mode>): New insn.
41 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
43 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
44 (*restore_gpregs_spe): New insn.
45 (*return_and_restore_gpregs_spe): New insn.
46 * config/rs6000/predicates.md (save_world_operation): Fix check.
48 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
50 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
51 this point, so assert that.
53 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
55 * cfganal.c: Include vec.h and vecprim.h.
56 (compute_idf): Import from...
57 * tree-into-ssa (compute_idf): ...here.
58 * basic-block.h (compute_idf): Export.
60 2008-06-26 Joseph Myers <joseph@codesourcery.com>
62 * c-decl.c (merge_decls): Use !current_function_decl to check for
63 extern declaration of C99 inline function being at file scope.
65 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
67 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
69 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
71 * alias.c (record_alias_subset, init_alias_analysis): Fix
72 -Wc++-compat and/or -Wcast-qual warnings.
73 * attribs.c (lookup_attribute_spec): Likewise.
74 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
75 copy_bb, connect_traces,
76 find_rarely_executed_basic_blocks_and_cr): Likewise.
77 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
78 note_btr_set, migrate_btr_defs): Likewise.
79 * builtins.c (result_vector, expand_builtin_memcpy,
80 expand_builtin_mempcpy_args, expand_builtin_strncpy,
81 builtin_memset_read_str, expand_builtin_printf,
82 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
84 * caller-save.c (mark_set_regs): Likewise.
85 * calls.c (expand_call, emit_library_call_value_1): Likewise.
86 * cgraph.c (cgraph_edge): Likewise.
87 * combine.c (likely_spilled_retval_1): Likewise.
88 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
89 htab_counts_entry_del, get_coverage_counts): Likewise.
90 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
91 new_cselib_val): Likewise.
92 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
93 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
95 * df-core.c (df_compact_blocks): Likewise.
96 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
97 * df-scan.c (df_grow_reg_info, df_ref_create,
98 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
99 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
100 df_record_entry_block_defs, df_record_exit_block_uses,
101 df_bb_verify): Likewise.
102 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
103 DF_REF_EXTRACT_MODE_CONST): New.
104 * dominance.c (get_immediate_dominator, get_dominated_by,
105 nearest_common_dominator, root_of_dom_tree,
106 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
107 -Wc++-compat and/or -Wcast-qual warnings.
108 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
109 record_store, replace_read, check_mem_read_rtx, scan_insn,
110 dse_step1, dse_record_singleton_alias_set): Likewise.
111 * dwarf2asm.c (dw2_force_const_mem): Likewise.
113 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
115 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
116 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
117 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
118 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
119 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
120 add_ranges_num, add_ranges_by_labels, file_info_cmp,
121 file_name_acquire, output_file_names, add_const_value_attribute,
122 premark_used_types_helper, file_table_eq, file_table_hash,
123 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
124 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
125 -Wcast-qual warnings.
126 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
127 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
128 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
129 gen_reg_rtx, start_sequence, init_emit): Likewise.
130 * et-forest.c (et_new_occ, et_new_tree): Likewise.
131 * except.c (init_eh_for_function, gen_eh_region,
132 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
133 arh_to_landing_pad, arh_to_label, add_action_record,
134 add_call_site, switch_to_exception_section): Likewise.
135 * expmed.c (synth_mult): Likewise.
136 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
137 store_expr): Likewise.
138 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
140 * function.c (assign_stack_temp_for_type,
141 allocate_struct_function, match_asm_constraints_1): Likewise.
142 * gcov-io.c (gcov_allocate): Likewise.
143 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
144 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
145 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
146 record_one_set, insert_expr_in_table, insert_set_in_table,
147 dump_hash_table, compute_hash_table_work, alloc_hash_table,
148 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
149 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
150 -Wcast-qual warnings.
152 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
154 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
155 -Wcast-qual warnings.
156 * gcc.c (process_command): Likewise.
157 * genattrtab.c (oballoc): Use XOBNEW.
158 (oballocvec): Define.
159 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
160 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
161 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
162 -Wc++-compat and/or -Wcast-qual warnings.
163 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
164 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
165 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
166 gen_presence_absence_set, gen_automaton, gen_regexp_el,
167 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
168 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
169 add_excls, process_presence_absence_names,
170 process_presence_absence_patterns, add_presence_absence,
171 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
172 get_free_state, add_arc, get_free_automata_list_el,
173 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
174 transform_3, cache_presence, create_ainsns, create_automata,
175 create_state_ainsn_table, dfa_insn_code_enlarge,
176 output_trans_func, output_min_issue_delay_func,
177 output_dead_lock_func, output_reset_func,
178 output_get_cpu_unit_code_func, output_dfa_start_func,
179 expand_automata): Likewise.
180 * genextract.c (gen_insn): Likewise.
181 * gengtype-lex.l: Likewise.
182 * gengtype.c (read_input_list, adjust_field_type,
183 process_gc_options): Likewise.
184 * genoutput.c (note_constraint): Likewise.
185 * genpreds.c (mangle, add_constraint): Likewise.
186 * genrecog.c (process_define_predicate, new_decision,
187 add_to_sequence): Likewise.
188 * gensupport.c (record_insn_name): Likewise.
190 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * config/i386/driver-i386.c (detect_caches_amd,
193 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
194 and/or -Wcast-qual warnings.
195 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
196 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
197 gt_pch_save): Likewise.
198 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
199 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
200 * global.c (compute_regsets): Likewise.
201 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
202 finish_graph_dump_file): Likewise.
203 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
204 unlink_bb_notes): Likewise.
205 * integrate.c (get_hard_reg_initial_val): Likewise.
206 * ipa-prop.c (ipa_push_func_to_list): Likewise.
207 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
208 * local-alloc.c (update_equiv_regs): Likewise.
209 * loop-invariant.c (check_invariant_table_size,
210 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
212 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
213 altered_reg_used, mark_altered): Likewise.
214 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
215 insert_var_expansion_initialization,
216 combine_var_copies_in_loop_exit, apply_opt_in_copies,
217 release_var_copies): Likewise.
218 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
219 analyze_matrix_decl, add_allocation_site, analyze_transpose,
220 analyze_accesses_for_phi_node, check_var_notmodified_p,
221 check_allocation_function, find_sites_in_func,
222 record_all_accesses_in_func, transform_access_sites,
223 transform_allocation_sites): Likewise.
224 * omp-low.c (new_omp_region, create_omp_child_function_name,
225 check_omp_nesting_restrictions, check_combined_parallel,
226 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
227 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
228 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
229 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
231 * opts-common.c (prune_options): Likewise.
232 * opts.c (add_input_filename, print_filtered_help,
233 get_option_state): Likewise.
234 * params.c (add_params): Likewise.
235 * passes.c (set_pass_for_id, next_pass_1,
236 do_per_function_toporder, pass_fini_dump_file): Likewise.
237 * postreload.c (reload_cse_simplify_operands): Likewise.
238 * predict.c (tree_predicted_by_p, tree_predict_edge,
239 clear_bb_predictions, combine_predictions_for_bb): Likewise.
241 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
243 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
245 * recog.c (check_asm_operands, validate_change_1): Likewise.
246 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
247 subst_asm_stack_regs): Likewise.
248 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
249 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
250 * regmove.c (reg_is_remote_constant_p): Likewise.
251 * regrename.c (regrename_optimize, scan_rtx_reg,
252 kill_clobbered_value, kill_set_value, kill_autoinc_value):
254 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
255 regstat_compute_calls_crossed): Likewise.
256 * reload1.c (init_reload, new_insn_chain,
257 has_nonexceptional_receiver, reload, copy_reloads,
258 calculate_needs_all_insns, init_elim_table): Likewise.
259 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
260 * rtl.c (shallow_copy_rtx_stat): Likewise.
261 * rtlanal.c (parms_set): Likewise.
262 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
263 sbitmap_resize, sbitmap_vector_alloc): Likewise.
264 * sched-ebb.c (earliest_block_with_similiar_load,
265 add_deps_for_risky_insns): Likewise.
266 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
267 schedule_region): Likewise.
268 * see.c (eq_descriptor_pre_extension,
269 hash_descriptor_pre_extension, hash_del_pre_extension,
270 eq_descriptor_properties, hash_descriptor_properties,
271 hash_del_properties, see_seek_pre_extension_expr,
272 see_initialize_data_structures, see_print_register_properties,
273 see_print_pre_extension_expr, see_delete_merged_def_extension,
274 see_delete_unmerged_def_extension, see_emit_use_extension,
275 see_pre_delete_extension, see_map_extension, see_commit_changes,
276 see_analyze_merged_def_local_prop,
277 see_analyze_merged_def_local_prop,
278 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
279 see_set_prop_merged_def, see_set_prop_unmerged_def,
280 see_set_prop_unmerged_use, see_print_one_extension,
281 see_merge_one_use_extension, see_merge_one_def_extension,
282 see_store_reference_and_extension, see_update_uses_relevancy,
283 see_update_defs_relevancy): Likewise.
284 * statistics.c (hash_statistics_hash, hash_statistics_eq,
285 hash_statistics_free, curr_statistics_hash): Likewise.
286 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
287 expand_asm_operands, expand_return, case_bit_test_cmp,
288 expand_case): Likewise.
289 * stor-layout.c (start_record_layout): Likewise.
290 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
291 gt_pch_save_stringpool): Likewise.
292 * tree-data-ref.c (hash_stmt_vertex_info,
293 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
294 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
296 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.md : Change constraints of HImode and QImode
300 immediate operands from "i" to "n". Change SImode "ni" constraint to
301 "i" and SImode "rmi" constraint to "g". Remove all constraints
302 from const0_operand and const1_operand predicated operands.
303 (i): Change QImode and HImode attribute from "i" to "n".
304 (*subqi_2): Change HImode operands to QImode.
307 2008-06-25 Olivier Hainque <hainque@adacore.com>
309 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
312 2008-06-25 Richard Guenther <rguenther@suse.de>
314 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
315 not overflow the result type.
317 2008-06-25 Richard Guenther <rguenther@suse.de>
319 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
320 (vn_lookup): Likewise.
322 2008-06-25 Richard Guenther <rguenther@suse.de>
324 PR tree-optimization/35518
325 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
326 * tree-sra.c (instantiate_element): Use fold_build3 to build
328 (try_instantiate_multiple_fields): Likewise.
330 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
332 * config/rs6000/rs6000.md: Change all string instruction's clobber to
335 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
337 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
338 use_backchain_to_restore_sp to true
339 if the offset of the link register save area would go over the 32k - 1
340 offset limit of the load
343 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
345 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
346 anchor for the type-punning blurb. Cross-reference "Structures
347 unions enumerations and bit-fields implementation". Provide a
348 cast-through-pointer example. Make final sentence self-contained.
349 * doc/implement-c.texi (Structures unions enumerations and
350 bit-fields implementation): Cross-reference the type-punning blurb
351 in the -fstrict-aliasing documentation.
353 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
356 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
357 the memory instead of the memory itself for the save area.
359 2008-06-24 Olivier Hainque <hainque@adacore.com>
360 Nicolas Roche <roche@adacore.com>
362 * gengtype.c (srcdir_len): size_t instead of int.
363 (get_file_realbasename): New function. For F a filename, the real
364 basename of F, with all the path components stripped.
365 (get_file_srcdir_relative_path): New function. For F a filename, the
366 relative path to F from $(srcdir).
367 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
368 get_file_realbasename. Adjust the head comment.
369 (get_prefix_langdir_index): New function. For F a filename, return the
370 lang_dir_names[] relative index of the language directory that is
372 (get_file_langdir): For F a filename, return the name of the language
373 directory where F is located.
374 (get_file_gtfilename): New function. The gt- output file name for an
376 (get_output_file_with_visibility): Replace in-line computations with
377 uses of get_file_gtfilename and get_prefix_langdir_index.
378 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
380 2008-06-24 Jakub Jelinek <jakub@redhat.com>
382 PR tree-optimization/36504
383 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
384 references without base address.
386 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
389 * calls.c (expand_call): Increase alignment for recursive functions.
391 2008-06-23 Anatoly Sokolov <aesok@post.ru>
393 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
394 (TARGET_FUNCTION_VALUE): New define.
395 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
396 * config/avr/avr.h (FUNCTION_VALUE): Remove.
398 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
401 (fmod<mode>3): Ditto.
402 (remainderxf3): Ditto.
403 (remainder<mode>3): Ditto.
405 2008-06-23 Jakub Jelinek <jakub@redhat.com>
408 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
409 REG is a hard register.
411 PR tree-optimization/36508
412 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
413 499, don't check it at all in release compilers.
415 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
418 together with SSE_TARGET_MATH to disable insn pattern.
419 (*fop_<MODEF:mode>_2_i387): Ditto.
420 (*fop_<MODEF:mode>_3_i387): Ditto.
422 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
424 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
426 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
429 * gimplify.c (gimplify_asm_expr): Check the return code of
430 parse_output_constraint call, set function return and is_inout
433 2008-06-22 Ian Lance Taylor <iant@google.com>
435 * c-lex.c (narrowest_unsigned_type): Change itk to int.
436 (narrowest_signed_type): Likewise.
437 * c-typeck.c (c_common_type): Change local variable mclass to enum
439 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
440 tcc_comparison, not the tree code itself.
441 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
442 (c_expand_expr): Cast modifier to enum expand_modifier.
443 * c-common.h (C_RID_CODE): Add casts.
444 (C_SET_RID_CODE): Define.
445 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
446 (c_lex_one_token): Add cast to avoid warning.
447 (c_parser_objc_type_name): Rename local typename to type_name.
448 (check_no_duplicate_clause): Change code parameter to enum
450 (c_parser_omp_var_list_parens): Change kind parameter to enum
452 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
453 c_parser_omp_list_var_parens.
454 (c_parser_omp_threadprivate): Likewise.
455 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
456 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
457 * c-format.c (NO_FMT): Define.
458 (printf_length_specs): Use NO_FMT.
459 (asm_fprintf_length_specs): Likewise.
460 (gcc_diag_length_specs): Likewise.
461 (scanf_length_specs): Likewise.
462 (strfmon_length_specs): Likewise.
463 (gcc_gfc_length_specs): Likewise.
464 (printf_flag_specs): Change 0 to STD_C89.
465 (asm_fprintf_flag_specs): Likewise.
466 (gcc_diag_flag_specs): Likewise.
467 (gcc_cxxdiag_flag_specs): Likewise.
468 (scanf_flag_specs): Likewise.
469 (strftime_flag_specs): Likewise.
470 (strfmon_flag_specs): Likewise.
471 (print_char_table): Likewise.
472 (asm_fprintf_char_table): Likewise.
473 (gcc_diag_char_table): Likewise.
474 (gcc_tdiag_char_table): Likewise.
475 (gcc_cdiag_char_table): Likewise.
476 (gcc_cxxdiag_char_table): Likewise.
477 (gcc_gfc_char_table): Likewise.
478 (scan_char_table): Likewise.
479 (time_char_table): Likewis.
480 (monetary_char_table): Likewise.
481 * c-format.h (BADLEN): Likewise.
483 2008-06-21 Ian Lance Taylor <iant@google.com>
485 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
486 Define END_OF_BASE_TREE_CODES around inclusion.
487 * tree.c (tree_code_type): New global array.
488 (tree_code_length, tree_code_name): Likewise.
489 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
491 (all-tree.def, s-alltree): New targets.
492 (gencheck.h, s-gencheck): Remove.
493 (tree.o): Depend upon all-tree.def.
494 (build/gencheck.o): Remove gencheck.h dependency.
495 (mostlyclean): Don't remove gencheck.h.
496 * c-common.h (enum c_tree_code): Remove.
497 * c-lang.c (tree_code_type): Remove.
498 (tree_code_length, tree_code_name): Remove.
499 * gencheck.c (tree_codes): Include all-tree.def, rather than
500 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
502 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
504 * cp/cp-tree.h (enum cplus_tree_code): Remove.
505 (operator_name_info): Size to MAX_TREE_CODES.
506 (assignment_operator_name_info): Likewise.
507 * cp/cp-lang.c (tree_code_type): Remove.
508 (tree_code_length, tree_code_name): Remove.
509 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
510 (assignment_operator_name_info): Likewise.
511 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
513 * cp/mangle.c (write_expression): Likewise.
514 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
515 * fortran/f95-lang.c (tree_code_type): Remove.
516 (tree_code_length, tree_code_name): Remove.
517 * java/java-tree.h (enum java_tree_code): Remove.
518 * java/lang.c (tree_code_type): Remove.
519 (tree_code_length, tree_code_name): Remove.
520 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
521 * objc/objc-act.h (enum objc_tree_code): Remove.
522 * objc/objc-lang.c (tree_code_type): Remove.
523 (tree_code_length, tree_code_name): Remove.
524 * objcp/objcp-lang.c (tree_code_type): Remove.
525 (tree_code_length, tree_code_name): Remove.
526 * ada/ada-tree.h (enum gnat_tree_code): Remove.
527 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
528 * ada/misc.c (tree_code_type): Remove.
529 (tree_code_length, tree_code_name): Remove.
531 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
533 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
534 the grand_bitmap_obstack.
536 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
538 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
539 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
540 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
541 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
542 move_stmt_r, new_label_mapper): Likewise.
543 * tree-complex.c (cvc_lookup): Likewise.
544 * tree-dfa.c (create_function_ann): Likewise.
545 * tree-dump.c (dump_register): Likewise.
546 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
547 find_phi_replacement_condition): Likewise.
548 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
549 tree_function_versioning): Likewise.
550 * tree-into-ssa.c (cmp_dfsnum): Likewise.
551 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
552 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
553 get_nonlocal_debug_decl, convert_nonlocal_reference,
554 convert_nonlocal_omp_clauses, get_local_debug_decl,
555 convert_local_reference, convert_local_omp_clauses,
556 convert_nl_goto_reference, convert_nl_goto_receiver,
557 convert_tramp_reference, convert_call_expr): Likewise.
558 * tree-outof-ssa.c (contains_tree_r): Likewise.
559 * tree-parloops.c (reduction_phi, initialize_reductions,
560 eliminate_local_variables_1, add_field_for_reduction,
561 add_field_for_name, create_phi_for_local_result,
562 create_call_for_reduction_1, create_loads_for_reductions,
563 create_stores_for_reduction, create_loads_and_stores_for_name):
565 * tree-phinodes.c (allocate_phi_node): Likewise.
566 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
567 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
568 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
569 * tree-ssa-coalesce.c (compare_pairs): Likewise.
570 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
571 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
572 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
573 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
574 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
575 vn_nary_op_insert): Likewise.
576 * tree-ssa.c (redirect_edge_var_map_add,
577 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
578 * tree-vectorizer.c (vectorize_loops): Likewise.
579 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
580 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
581 tree_cons_stat, build1_stat, build_variant_type_copy,
582 decl_init_priority_lookup, decl_fini_priority_lookup,
583 decl_priority_info, decl_restrict_base_lookup,
584 decl_restrict_base_insert, decl_debug_expr_lookup,
585 decl_debug_expr_insert, decl_value_expr_lookup,
586 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
587 type_hash_add, get_file_function_name, tree_check_failed,
588 tree_not_check_failed, tree_range_check_failed,
589 omp_clause_range_check_failed, build_omp_clause,
590 build_vl_exp_stat): Likewise.
591 * value-prof.c (gimple_histogram_value,
592 gimple_duplicate_stmt_histograms): Likewise.
593 * var-tracking.c (attrs_list_insert, attrs_list_copy,
594 unshare_variable, variable_union_info_cmp_pos, variable_union,
595 dataflow_set_different_1, dataflow_set_different_2,
596 vt_find_locations, variable_was_changed, set_variable_part,
597 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
598 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
599 section_entry_hash, object_block_entry_eq,
600 object_block_entry_hash, create_block_symbol,
601 initialize_cold_section_name, default_function_rodata_section,
602 strip_reg_name, set_user_assembler_name, const_desc_eq,
603 build_constant_desc, output_constant_def, lookup_constant_def,
604 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
605 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
606 default_internal_label): Likewise.
607 * varray.c (varray_init, varray_grow): Likewise.
608 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
610 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
613 operators for "test" insn. Macroize insn using SWI mode macro.
614 (*jcc_fused_2): Ditto.
615 (*jcc_fused_3): Macroize insn using SWI mode macro.
616 (*jcc_fused_4): Ditto.
618 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
620 * tree-ssa-pre.c: Fix typo in comment.
621 (init_antic, fini_antic): Add explicit funtions for
622 initializing and deinitializing ANTIC and AVAIL sets.
623 (create_expression_by_pieces): Fix typo in comment.
624 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
625 (execute_pre): Eventually dump details about ANTIC_IN.
627 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
629 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
630 * gcc.c (translate_options, init_spec, store_arg, read_specs,
631 add_to_obstack, file_at_path, find_a_file, execute,
632 add_preprocessor_option, add_assembler_option, add_linker_option,
633 process_command, insert_wrapper, do_option_spec, do_self_spec,
634 spec_path, do_spec_1, is_directory, main, used_arg,
635 getenv_spec_function): Likewise.
636 * tlink.c (symbol_hash_lookup, file_hash_lookup,
637 demangled_hash_lookup, symbol_push, file_push, frob_extension):
640 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
642 * doc/rtl.texi: Updated subreg section.
644 2008-06-19 Jakub Jelinek <jakub@redhat.com>
647 * cgraphunit.c (cgraph_process_new_functions): Don't clear
648 node->needed and node->reachable.
649 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
650 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
651 (expand_task_call): Don't call expand_task_copyfn.
652 (expand_task_copyfn): Renamed to...
653 (finalize_task_copyfn): ... this.
655 2008-06-19 Jan Hubicka <jh@suse.cz>
657 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
658 clobbering framepointer.
660 2008-06-19 Jan Hubicka <jh@suse.cz>
662 * tree-optimize.c (execute_early_local_optimizations): Set
663 cgraph_state only at first invocation.
665 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
667 * system.h (-Wc++-compat): Activate as a warning, no an error.
669 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
672 instead of "#" in insn asm template.
673 (*jcc_fused_2): Ditto.
675 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.h (ix86_tune_indices)
678 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
679 (TARGET_FUSE_CMP_AND_BRANCH): New define.
680 * config/i386/i386.md (*jcc_fused_1): New insn pattern
681 (*jcc_fused_2): Ditto.
682 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
683 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
684 (print operand): Handle 'E' and 'e' code.
686 2008-06-19 Anatoly Sokolov <aesok@post.ru>
688 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
689 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
690 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
692 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
694 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
696 (cgraph_expand_function): Use local copy of decl.
697 (cgraph_expand_all_functions): Remove redundant initialization of
699 (cgraph_optimize): Reword internal_error message.
701 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
703 * arm-protos.h (arm_return_in_memory): Remove public
704 arm_return_in_memory() prototype.
705 * arm.c (arm_return_in_memory): Add static prototype, add target
706 hook macro, change definition and comments.
707 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
709 2008-06-19 Ben Elliston <bje@au.ibm.com>
711 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
712 real.c: Remove references to IEEE 754R.
713 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
714 * doc/libgcc.texi (Decimal float library routines): Likewise.
716 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
718 * targhooks.h (struct gcc_target): New member unwind_word_mode.
719 (default_unwind_word_mode): Add prototype.
720 * targhooks.c (default_unwind_word_mode): New function.
721 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
722 instead of word_mode.
723 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
724 (TARGET_INITIALIZER): Use it.
726 * c-common.c (handle_mode_attribute): Support "unwind_word"
728 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
730 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
731 word_mode to access SjLj_Function_Context member "data".
732 (sjlj_emit_dispatch_table): Likewise. Also, perform type
733 conversion from targetm.eh_return_filter_mode () to
734 targetm.unwind_word_mode () if they differ.
736 * builtin-types.def (BT_UNWINDWORD): New primitive type.
737 (BT_FN_UNWINDWORD_PTR): New function type.
738 (BT_FN_WORD_PTR): Remove.
739 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
740 * except.c (expand_builtin_extend_pointer): Convert pointer to
741 targetm.unwind_word_mode () instead of word_mode.
743 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
744 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
745 (spu_unwind_word_mode): New function.
746 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
747 (TARGET_UNWIND_WORD_MODE): Define.
748 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
750 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
752 * config/spu/spu.c (reg_align): Remove.
753 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
754 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
755 (spu_split_store): Likewise.
757 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
759 * gcc/tree-vn.c: Fix typo in comment.
761 2008-06-18 Jan Hubicka <jh@suse.cz>
763 * cgraphunit.c (cgraph_optimize): Output debug info when doing
764 toplevel reorder too.
766 2008-06-18 Jan Hubicka <jh@suse.cz>
768 * c-opts.c (c_common_post_options): PCH is not compatible with
770 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
771 -fno-toplevel-reorder by default now.
773 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
775 PR documentation/30739
776 * doc/install.texi (Prerequisites): Document dependency on awk.
778 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
779 Ian Lance Taylor <iant@google.com>
781 PR rtl-optimization/35604
782 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
783 only want to change jump destinations, not eventual label comparisons.
785 2008-06-16 Jan Hubicka <jh@suse.cz>
787 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
789 (cgraph_analyze_function): Likewise.
791 2008-06-16 Jan Hubicka <jh@suse.cz>
793 * cgraph.h (cgraph_mark_if_needed): New function.
794 * cgraphunit.c (cgraph_mark_if_needed): New function.
795 * c-decl.c (duplicate_decl): Use it.
797 2008-06-16 Jan Hubicka <jh@suse.cz>
799 * cgraph.c (cgraph_add_new_function): When in expansion state, do
802 2008-06-16 Jan Hubicka <jh@suse.cz>
804 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
806 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
807 Kazu Hirata <kazu@codesourcery.com>
808 Maxim Kuvyrkov <maxim@codesourcery.com
810 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
811 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
812 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
813 EXTRA_SPEC_FUNCTIONS.
814 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
815 (DRIVER_SELF_SPECS): Adjust.
816 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
817 * config/mips/st.h, config/mips/t-st: New.
818 * config/mips/driver-native.c, config/mips/x-native: New.
819 * doc/invoke.texi (MIPS): Document 'native' value for -march and
822 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
824 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
826 (ISA_HAS_FP_CONDMOVE): New macro.
827 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
828 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
829 (ISA_HAS_NMADD3_NMSUB3): New macro.
830 * config/mips/mips.c (mips_rtx_costs): Update.
831 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
832 compiling for ST Loongson 2E/2F.
833 (madd<mode>): Rename to madd4<mode>. Update.
834 (madd3<mode>): New pattern.
835 (msub<mode>): Rename to msub4<mode>. Update.
836 (msub3<mode>): New pattern.
837 (nmadd<mode>): Rename to nmadd4<mode>. Update.
838 (nmadd3<mode>): New pattern.
839 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
840 (nmadd3<mode>_fastmath): New pattern.
841 (nmsub<mode>): Rename to nmsub4<mode>. Update.
842 (nmsub3<mode>): New pattern.
843 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
844 (nmsub3<mode>_fastmath): New pattern.
845 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
847 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
849 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
850 (DF_REF_INSN_INFO): New.
851 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
852 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
853 with a NULL DF_REF_INSN_INFO.
854 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
856 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
857 DF_INSN_INFO_EQ_USES): New.
858 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
859 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
860 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
861 * df-core.c: Update comment for above changes.
862 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
863 DF_INSN_UID_* macros.
864 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
865 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
866 insn rtx. Update all callers.
867 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
868 df_ref_create_structure, df_insn_refs_collect): Likewise.
869 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
870 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
871 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
872 macros to access the insn refs.
873 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
874 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
875 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
876 for accessing the refs.
877 (try_fwprop_subst): Likewise.
878 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
879 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
880 for accessing the refs.
881 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
882 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
883 to look at the insn refs.
884 (record_uses): Likewise.
885 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
887 (mark_artificial_uses): Don't mark_insn for artificial refs.
888 (mark_reg_rependencies): Likewise.
890 * doc/rtl.texi: Remove documentation of ADDRESSOF.
892 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
894 * configure: Regenerate.
896 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
898 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
899 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
900 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
902 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
904 * config/avr/avr.c (avr_mcu_t): Add attiny167.
905 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
906 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
908 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
910 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
911 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
912 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
914 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
916 * tree-ssa-sccvn.c: Fix format of comments.
918 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
920 * cgraph.c: Remove unneeded forward declarations of eq_node()
923 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
925 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
927 (see_update_relevancy): Likewise.
928 * fwprop.c (try_fwprop_subst): Likewise.
929 * rtlanal.c (noop_move_p): Likewise.
930 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
931 notes to non-existing libcall blocks.
932 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
934 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
935 (dead_libcall_p): Remove.
936 (delete_trivially_dead_insns): Don't use it.
937 * web.c (union_defs): Remove comment about keeping nops.
938 * gcse.c (hash_scan_insn): Don't take libcall pointers.
939 (compute_hash_table_work): Don't track libcall notes.
940 (do_local_cprop): Don't take libcall pointers. Don't update
942 (adjust_libcall_notes): Deleted.
943 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
944 ever have existed in the first place).
945 (replace_store_insn): Don't try to remove libcall notes.
946 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
947 (resolve_reg_notes): Don't call them.
948 (resolve_simple_move): Likewise.
949 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
950 Don't remove REG_RETVAL notes.
951 * emit-rtl.c (try_split): Don't update libcall notes.
952 (emit_copy_of_insn_after): Dito.
953 * cselib.c (cselib_current_insn_in_libcall): Remove.
954 (cselib_process_insn): Don't set/clear it.
955 (new_elt_loc_list): Don't record it.
956 (cselib_init): Don't initialize it.
957 * cselib.c (struct elt_loc_list): Remove in_libcall field.
958 * loop-invariant.c (find_invariant_insn): Don't look for libcall
960 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
961 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
962 (init_deps): Don't initialize it.
963 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
964 * combine.c (delete_noop_moves): Don't update libcall notes.
965 (can_combine_p): Remove now pointless #if 0 block.
966 (try_combine): Remove another obsolete #if 0 block.
967 (distribute_notes): Don't distribute libcall notes.
968 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
969 * dce.c (libcall_dead_p): Remove.
970 (delete_unmarked_insns): Don't handle libcall blocks.
971 (preserve_libcall_for_dce): Remove.
972 (prescan_insns_for_dce): Don't special-case libcall block insns.
973 * reload1 (reload): Don't handle libcall notes.
974 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
977 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
979 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
980 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
981 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
983 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
985 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
986 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
987 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
989 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
991 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
993 2008-06-16 Ira Rosen <irar@il.ibm.com>
995 PR tree-optimization/36493
996 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
997 the arguments list. Use VECTYPE to create vector pointer.
998 (vectorizable_store): Fail if accesses through a pointer to vectype
999 do not alias the original memory reference operands.
1000 Call vect_create_data_ref_ptr without the removed argument.
1001 (vectorizable_load): Likewise.
1002 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1005 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1008 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1011 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1013 * config/mips/loongson2ef.md: New file.
1014 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1015 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1016 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1017 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1018 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1020 (loongson2ef.md): New include.
1021 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1022 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1023 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1024 (loongson_gt_<mode>, loongson_extract_halfword)
1025 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1026 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1027 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1028 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1029 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1030 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1031 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1032 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1033 (vec_interleave_low<mode>): Define type attribute.
1034 * config/mips/mips.c (mips_ls2): New static variable.
1035 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1036 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1037 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1038 Implement target scheduling hooks.
1039 (mips_multipass_dfa_lookahead): Update to handle tuning for
1041 (mips_sched_init): Initialize data for Loongson scheduling.
1042 (mips_ls2_variable_issue): New static function.
1043 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1045 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1046 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1047 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1048 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1049 Handle ST Loongson 2E/2F cores.
1050 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1052 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1054 * omp-low.c (extract_omp_for_data): Fix comment typo.
1057 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1059 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1060 FIXME note about gcc/config.guess.
1061 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1062 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1063 * doc/cppopts.texi: Likewise.
1064 * doc/extend.texi: Likewise.
1065 * doc/gcc.texi: Likewise.
1066 * doc/gccint.texi: Likewise.
1067 * doc/gcov.texi: Likewise.
1068 * doc/gty.texi: Likewise.
1069 * doc/hostconfig.texi: Likewise.
1070 * doc/install.texi: Likewise.
1071 * doc/invoke.texi: Likewise.
1072 * doc/loop.texi: Likewise.
1073 * doc/makefile.texi: Likewise.
1074 * doc/md.texi: Likewise.
1075 * doc/passes.texi: Likewise.
1076 * doc/tm.texi: Likewise.
1077 * doc/tree-ssa.texi: Likewise.
1078 * doc/trouble.texi: Likewise.
1080 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1081 Nathan Sidwell <nathan@codesourcery.com>
1082 Maxim Kuvyrkov <maxim@codesourcery.com>
1083 Richard Sandiford <rdsandiford@googlemail.com>
1085 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1086 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1087 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1089 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1090 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1091 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1093 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1094 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1095 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1096 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1097 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1098 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1099 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1100 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1101 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1102 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1103 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1104 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1105 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1106 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1107 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1108 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1109 (mips_builtins): Add Loongson builtins.
1110 (mips_loongson_2ef_bdesc): New.
1111 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1112 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1113 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1114 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1116 (mips_expand_vector_init): New.
1117 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1118 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1120 * config/mips/mips.md: Add unspec numbers for Loongson
1121 builtins. Include loongson.md.
1122 (MOVE64): Include Loongson vector modes.
1123 (SPLITF): Include Loongson vector modes.
1124 (HALFMODE): Handle Loongson vector modes.
1125 * config/mips/loongson.md: New.
1126 * config/mips/loongson.h: New.
1127 * config.gcc: Add loongson.h header for mips*-*-* targets.
1128 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1130 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1132 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1133 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1134 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1135 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1136 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1137 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1138 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1139 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1140 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1141 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1142 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1143 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1144 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1145 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1146 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1147 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1148 Remove use_fixproto=yes.
1149 (ia64*-*-hpux*): Remove comment about using fixproto.
1150 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1152 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1154 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1156 * configure: Regenerate.
1158 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1161 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1162 before evaluating it.
1164 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1167 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1168 nested inline functions.
1169 (start_decl, start_function): Don't invert DECL_EXTERNAL
1170 for nested inline functions.
1172 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1174 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1175 splits that must be made for correctness.
1177 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1179 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1180 (AVAIL_NON_MIPS16): Likewise.
1181 (mips_builtin_description): Replace target_flags with a predicate.
1182 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1183 (dspr2_32): New availability predicates.
1184 (MIPS_BUILTIN): New macro.
1185 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1186 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1187 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1188 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1189 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1190 (mips_dsp_32only_bdesc): Merge into...
1191 (mips_builtins): ...this new array.
1192 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1193 (mips_init_builtins): Update after above changes.
1194 (mips_expand_builtin_1): Merge into...
1195 (mips_expand_builtin): ...here and update after above changes.
1197 2008-06-12 Paul Brook <paul@codesourcery.com>
1199 * longlong.h (__arm__): Define count_leading_zeros.
1200 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1201 (clzsi2, clzdi2): New functions.
1202 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1203 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1204 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1205 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1206 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1207 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1208 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1209 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1210 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1211 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1213 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1215 * config/m68k/m68k.c (m68k_tune_flags): New.
1216 (override_options): Compute m68k_tune_flags.
1217 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1218 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1220 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1223 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1225 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1227 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1228 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1230 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1232 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1233 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1235 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1238 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1241 2008-06-12 Richard Guenther <rguenther@suse.de>
1243 PR tree-optimization/36345
1244 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1245 add memory_tag_needed flag.
1246 (may_alias_p): Declare.
1247 * tree-ssa-alias.c (may_alias_p): Export.
1248 (set_initial_properties): Use memory_tag_needed flag.
1249 (update_reference_counts): Likewise.
1250 (reset_alias_info): Reset memory_tag_needed flag.
1251 (create_name_tags): Check memory_tag_needed flag.
1252 (dump_points_to_info_for): Dump it.
1253 * tree-ssa-structalias.c (struct variable_info): Remove
1254 directly_dereferenced flag.
1255 (new_var_info): Do not initialize it.
1256 (process_constraint_1): Do not set it.
1257 (update_alias_info): Set is_dereferenced flag.
1258 (set_uids_in_ptset): Use may_alias_p.
1259 (set_used_smts): Check memory_tag_needed flag.
1260 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1261 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1262 memory_tag_needed flag.
1263 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1266 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1268 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1269 red zone for w64 abi.
1270 (ix86_expand_prologue): Likewise.
1271 (ix86_force_to_memory): Likewise.
1272 (ix86_free_from_memory): Likewise.
1274 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1277 * config/rs6000/rs6000.c (rs6000_override_options): Set
1278 rs6000_isel conditionally to the absence of comand line override.
1279 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1280 Remove duplicate rs6000_isel setting.
1281 * config/rs6000/eabispe.h: Ditto.
1283 2008-06-11 Richard Guenther <rguenther@suse.de>
1285 * alias.c (get_alias_set): Use the element alias-set for arrays.
1286 (record_component_aliases): For arrays and vectors do nothing.
1287 * c-common.c (strict_aliasing_warning): Handle the cases
1288 of alias set zero explicitly.
1289 * Makefile.in (dfp.o-warn): Add -Wno-error.
1291 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1293 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1295 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1296 tune_32 tune_64 to supported_defaults. Allow values not
1297 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1298 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1299 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1300 with_cpu_64 to generic for 64-bit-supporting configurations, not
1301 with_cpu. Remove FIXMEs.
1302 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1303 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1304 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1305 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1306 arch_32 and arch_64.
1308 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1309 Olivier Hainque <hainque@adacore.com>
1311 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1312 Use DECL_SIZE_UNIT to retrieve the size of the field.
1314 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1316 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1317 with function calls after declarations. Lay out
1318 neon_float_type_node before further use.
1320 2008-06-11 Richard Guenther <rguenther@suse.de>
1322 * tree-flow.h (may_point_to_global_var): Declare.
1323 * tree-ssa-alias.c (may_point_to_global_var): New function.
1324 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1326 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1328 * configure.ac: Teach that fido supports .debug_line.
1329 * configure: Regenerate.
1331 2008-06-10 Tom Tromey <tromey@redhat.com>
1333 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1336 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1338 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1339 (encode_decimal64, decode_decimal64, encode_decimal128,
1340 decode_decimal128): Reverse order of 32-bit parts of value if host
1341 and target endianness differ.
1343 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1345 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1346 Avoid division by 0.
1347 (tree_mod_pow2_value_transform): Likewise.
1348 (tree_ic_transform): Likewise.
1349 (tree_stringops_transform): Likewise.
1350 (tree_mod_subtract_transform): Likewise.
1351 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1352 (copy_edges_for_bb): Likewise.
1353 (initialize_cfun): Likewise.
1355 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1358 nonmemory_operand. Add "N" operand constraint.
1360 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1361 (*jcc_btsi_mask): Ditto.
1362 (*jcc_btsi_mask_1): Ditto.
1364 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1366 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1367 TYPE_CANONICAL for copied element type.
1369 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1373 Add m_CORE2 and m_GENERIC.
1374 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1375 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1377 (*jcc_btdi_rex64): New instruction and split pattern.
1379 (*jcc_btsi_1): Ditto.
1380 (*btsq): Fix Intel asm dialect operand order.
1384 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1387 * simplify-rtx.c (simplify_subreg): Add check for shift count
1390 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1392 * doc/md.texi: Synchronize with later constraints.md change.
1393 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1394 with a C implementation.
1395 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1397 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1398 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1399 when moving to and from MD_REGNUM.
1400 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1401 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1402 Handle byte and halfword moves.
1403 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1405 * config/mips/constraints.md (h): Turn into NO_REGS.
1406 (l, x): Update documentation.
1407 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1408 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1409 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1410 (HILO): New mode iterator.
1412 (any_div): New code iterator.
1413 (u): Extend code attribute to div and udiv.
1414 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1415 d_operand in the splitters. Remove redundant CONST_INT checks.
1416 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1417 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1418 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1419 accordingly, using normal moves instead of unspecs to move LO into
1420 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1421 (<u>mulsidi3): Handle expansion in C code.
1422 (<u>mulsidi3_32bit_internal): Rename to...
1423 (<u>mulsidi3_32bit): ...this.
1424 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1425 (*<u>mulsidi3_64bit): Rename to...
1426 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1427 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1428 to set LO and HI to the multiplication result. Use a normal move
1429 for MFLO and an unspec for MFHI.
1430 (*<u>mulsidi3_64bit_parts): Replace with...
1431 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1432 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1433 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1434 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1435 instead of HI. Split the instruction into a separate multiplication
1436 and MFHI if !TARGET_FIX_R4000.
1437 (<su>muldi3_highpart): Likewise.
1438 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1439 and the "=h" clobber.
1440 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1441 (<u>mulditi3): New expander.
1442 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1443 (madsi): Remove "=h" clobber.
1444 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1445 Force the modulus result to be a GPR and split the instruction into
1446 a division followed by an MFHI after reload.
1447 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1448 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1449 the MIPS16 HIGH define_split.
1450 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1451 of acc<->gpr moves to "multi".
1452 (*movdi_64bit): Replace the single "x" alternative with
1453 alternatives for moving into and out of "a".
1454 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1455 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1456 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1457 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1458 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1459 (movti): New expander.
1460 (*movti, *movti_mips16): New insns.
1461 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1462 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1463 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1464 * config/mips/predicates.md (fpr_operand): Delete.
1465 (d_operand): New predicate.
1467 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1469 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1470 failure on some Bourne shells.
1471 (x86_64-*-*): Ditto.
1473 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1475 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1477 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1479 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1480 (sparc-sun-solaris2*): Likewise.
1482 2008-06-09 Arnaud Charlet <charlet@adacore.com
1484 * doc/install.texi: Update requirements to build the Ada compiler.
1486 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1488 * df-scan.c (struct df_scan_problem_data): Remove the
1489 mw_link_pool alloc pool.
1490 (df_scan_free_internal): Don't free it.
1491 (df_scan_alloc): Don't allocate it.
1492 * df.h (struct df_link): Update comment.
1494 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1496 * except.h: Correct checks for when SJLJ exceptions must be used.
1498 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1500 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1503 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1505 PR tree-optimization/36218
1506 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1507 configure for the build system.
1508 (BUILD_LDFLAGS): Define.
1509 * configure: Regenerate.
1510 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1512 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1515 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1516 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1517 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1519 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1521 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1523 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1525 * config.gcc (Obsolete configurations): Remove list of
1527 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1528 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1529 targets matched by those patterns.
1530 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1531 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1532 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1533 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1534 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1535 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1536 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1537 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1538 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1539 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1540 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1541 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1542 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1543 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1544 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1545 Make code for Solaris 7 and greater unconditional for Solaris.
1546 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1547 Remove --with-* handling.
1548 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1549 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1550 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1551 LINK_OS_WINDISS_SPEC): Remove.
1552 * config/rs6000/sysv4.opt (mwindiss): Remove.
1553 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1554 * configure: Regenerate.
1555 * doc/cpp.texi: Don't mention BeOS.
1556 * doc/extend.texi (interrupt): Don't mention MS1.
1557 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1558 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1559 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1560 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1561 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1563 * doc/invoke.texi (MT Options): Remove.
1564 (-mwindiss): Remove.
1565 (CRIS Options): Remove cris-axis-aout references.
1566 (HPPA Options): Don't mention hppa1.1-*-pro.
1567 * doc/md.texi: (MorphoTech family): Remove.
1568 * libgcc2.c: Don't handle UWIN.
1569 * config/alpha/t-unicosmk: Remove.
1570 * config/alpha/unicosmk.h: Remove.
1571 * config/arm/kaos-arm.h: Remove.
1572 * config/arm/kaos-strongarm.h: Remove.
1573 * config/arm/strongarm-coff.h: Remove.
1574 * config/arm/strongarm-elf.h: Remove.
1575 * config/arm/strongarm-pe.h: Remove.
1576 * config/arm/t-strongarm-pe: Remove.
1577 * config/arm/t-xscale-coff: Remove.
1578 * config/arm/t-xscale-elf: Remove.
1579 * config/arm/xscale-coff.h: Remove.
1580 * config/arm/xscale-elf.h: Remove.
1581 * config/chorus.h: Remove.
1582 * config/cris/aout.h: Remove.
1583 * config/cris/aout.opt: Remove.
1584 * config/cris/t-aout: Remove.
1585 * config/i386/beos-elf.h: Remove.
1586 * config/i386/kaos-i386.h: Remove.
1587 * config/i386/ptx4-i.h: Remove.
1588 * config/i386/sco5.h: Remove.
1589 * config/i386/sco5.opt: Remove.
1590 * config/i386/sysv4-cpp.h: Remove.
1591 * config/i386/sysv5.h: Remove.
1592 * config/i386/t-beos: Remove.
1593 * config/i386/t-sco5: Remove.
1594 * config/i386/t-uwin: Remove.
1595 * config/i386/uwin.asm: Remove.
1596 * config/i386/uwin.h: Remove.
1597 * config/kaos.h: Remove.
1598 * config/mips/windiss.h: Remove.
1599 * config/mt: Remove directory.
1600 * config/pa/pa-osf.h: Remove.
1601 * config/pa/pa-pro-end.h: Remove.
1602 * config/pa/t-pro: Remove.
1603 * config/ptx4.h: Remove.
1604 * config/rs6000/beos.h: Remove.
1605 * config/rs6000/kaos-ppc.h: Remove.
1606 * config/rs6000/t-beos: Remove.
1607 * config/rs6000/windiss.h: Remove.
1608 * config/sh/kaos-sh.h: Remove.
1609 * config/sol2-6.h: Remove.
1610 * config/sparc/sol26-sld.h: Remove.
1611 * config/sparc/sysv4-only.h: Remove.
1612 * config/vax/bsd.h: Remove.
1613 * config/vax/t-memfuncs: Remove.
1614 * config/vax/ultrix.h: Remove.
1615 * config/vax/vaxv.h: Remove.
1616 * config/windiss.h: Remove.
1618 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1620 PR rtl-optimization/36438
1621 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1622 for vector shifts with constant scalar shift operands.
1624 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1626 * doc/invoke.texi: Document -march=xlr.
1627 * config/mips/xlr.md: New file.
1628 * config/mips/mips.md: Include it.
1630 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1631 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1632 (mips_rtx_cost_data): Likewise.
1634 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1636 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1637 PRE_INC and PRE_DEC cases.
1639 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1641 PR rtl-optimization/36419
1642 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1643 the emitting jump insn.
1646 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1647 is not bool, boolify the whole *expr_p and convert to the desired type.
1649 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1651 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1652 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1653 Add omp_private_outer_ref hook, add another argument to
1654 omp_clause_default_ctor hook.
1655 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1656 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1657 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1658 hook_tree_tree_tree_tree_null.
1659 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1660 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1661 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1662 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1663 * tree.def (OMP_TASK): New tree code.
1664 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1665 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1666 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1667 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1668 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1669 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1670 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1671 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1672 (OMP_DIRECTIVE_P): Add OMP_TASK.
1673 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1674 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1675 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1676 and OMP_CLAUSE_UNTIED entries.
1677 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1679 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1680 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1681 * tree-pretty-print.c (dump_omp_clause): Handle
1682 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1683 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1684 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1685 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1686 warning about unsigned iterators. Change decl/init/cond/incr
1687 arguments to TREE_VECs, check arguments for all collapsed loops.
1688 (c_finish_omp_taskwait): New function.
1689 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1691 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1692 default_function_array_conversion on init. Add par_clauses argument.
1693 If decl is present in parallel's lastprivate clause, change it to
1694 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1695 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1696 collapse count in clauses.
1697 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1698 c_parser_omp_for_loop callers.
1699 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1700 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1701 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1702 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1704 (c_parser_omp_clause_schedule): Handle schedule(auto).
1705 Include correct location in the error message.
1706 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1707 and PRAGMA_OMP_CLAUSE_UNTIED.
1708 (OMP_TASK_CLAUSE_MASK): Define.
1709 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1710 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1711 * tree-nested.c (convert_nonlocal_omp_clauses,
1712 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1713 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1714 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1715 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1717 (conver_nonlocal_reference, convert_local_reference,
1718 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1719 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1720 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1721 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1722 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1723 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1724 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1725 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1726 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1728 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1729 * c-common.h (c_finish_omp_taskwait): New prototype.
1730 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1731 * tree-parloops.c (create_parallel_loop): Create 1 entry
1732 vectors for OMP_FOR_{INIT,COND,INCR}.
1733 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1734 (make_edges): Handle OMP_TASK.
1735 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1736 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1737 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1738 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1739 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1740 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1741 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1742 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1743 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1744 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1745 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1746 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1747 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1748 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1749 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1750 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1751 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1752 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1753 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1754 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1755 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1756 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1757 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1758 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1759 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1760 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1761 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1762 original iterator is present in lastprivate clause or if
1763 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1764 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1765 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1766 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1767 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1768 if it is set, lookup var in outer contexts too. Handle
1769 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1770 to be implicitly determined firstprivate for task regions.
1771 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1772 if it is set, lookup var in outer contexts too. Set
1773 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1774 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1775 OMP_CLAUSE_UNTIED. Take region_type as last argument
1776 instead of in_parallel and in_combined_parallel.
1777 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1779 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1780 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1781 (new_omp_context): Set default_kind to
1782 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1783 (omp_region_type): New enum.
1784 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1785 fields, add region_type.
1786 (new_omp_context): Take region_type as argument instead of is_parallel
1787 and is_combined_parallel.
1788 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1789 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1790 ctx->is_combined_parallel checks.
1791 (gimplify_omp_task): New function.
1792 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1794 * omp-low.c (extract_omp_for_data): Use schedule(static)
1795 for schedule(auto). Handle pointer and unsigned iterators.
1796 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1797 Add loops argument. Extract data for collapsed OMP_FOR loops.
1798 (expand_parallel_call): Assert sched_kind isn't auto,
1799 map runtime schedule to index 3.
1800 (struct omp_for_data_loop): New type.
1801 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1802 Add loop, loops, collapse and iter_type fields.
1803 (workshare_safe_to_combine_p): Disallow combined for if
1804 iter_type is unsigned long long. Don't combine collapse > 1 loops
1805 unless all bounds and steps are constant. Adjust extract_omp_for_data
1807 (expand_omp_for_generic): Handle pointer, unsigned and long long
1808 iterators. Handle collapsed OMP_FOR loops. Adjust
1809 for struct omp_for_data changes. If libgomp function doesn't return
1810 boolean_type_node, add comparison of the return value with 0.
1811 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1812 pointer, unsigned and long long iterators. Adjust for struct
1813 omp_for_data changes.
1814 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1815 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1816 unsigned long long. Allocate loops array, pass it to
1817 extract_omp_for_data. For collapse > 1 loops use always
1818 expand_omp_for_generic.
1819 (omp_context): Add sfield_map and srecord_type fields.
1820 (is_task_ctx, lookup_sfield): New functions.
1821 (use_pointer_for_field): Use is_task_ctx helper. Change first
1822 argument's type from const_tree to tree. Clarify comment.
1823 In OMP_TASK disallow copy-in/out sharing.
1824 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1825 (install_var_field): Add mask argument. Populate both record_type
1826 and srecord_type if needed.
1827 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1829 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1830 and DECL_FIELD_OFFSET.
1831 (scan_sharing_clauses): Adjust install_var_field callers. For
1832 firstprivate clauses on explicit tasks allocate the var by value in
1833 record_type unconditionally, rather than by reference.
1834 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1835 Use is_taskreg_ctx instead of is_parallel_ctx.
1836 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1837 (create_omp_child_function_name): Add task_copy argument, use
1838 *_omp_cpyfn* names if it is true.
1839 (create_omp_child_function): Add task_copy argument, if true create
1840 *_omp_cpyfn* helper function.
1841 (scan_omp_parallel): Adjust create_omp_child_function callers.
1842 Rename parallel_nesting_level to taskreg_nesting_level.
1843 (scan_omp_task): New function.
1844 (lower_rec_input_clauses): Don't run constructors for firstprivate
1845 explicit task vars which are initialized by *_omp_cpyfn*.
1846 Pass outer var ref to omp_clause_default_ctor hook if
1847 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1848 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1849 OMP_CLAUSE_REDUCTION_INIT.
1850 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1851 avoid duplicate setting of fields. Handle
1852 OMP_CLAUSE_PRIVATE_OUTER_REF.
1853 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1854 copy-out if TREE_READONLY, only copy-in.
1855 (expand_task_copyfn): New function.
1856 (expand_task_call): New function.
1857 (struct omp_taskcopy_context): New type.
1858 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1860 (lower_omp_parallel): Rename to...
1861 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1862 Call create_task_copyfn if srecord_type is needed. Adjust
1864 (task_shared_vars): New variable.
1865 (check_omp_nesting_restrictions): Warn if work-sharing,
1866 barrier, master or ordered region is closely nested inside OMP_TASK.
1867 Add warnings for barrier if closely nested inside of work-sharing,
1868 ordered, or master region.
1869 (scan_omp_1): Call check_omp_nesting_restrictions even for
1870 GOMP_barrier calls. Rename parallel_nesting_level to
1871 taskreg_nesting_level. Handle OMP_TASK.
1872 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1873 work-sharing construct, continue looking for them on parent parallel
1875 (lower_omp_for_lastprivate): Add lastprivate clauses
1876 to the beginning of dlist rather than end. Adjust for struct
1877 omp_for_data changes.
1878 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1879 not after it. Handle collapsed OMP_FOR loops, adjust for
1880 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1881 (get_ws_args_for): Adjust extract_omp_for_data caller.
1882 (scan_omp_for): Handle collapsed OMP_FOR
1883 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1884 (lower_omp_single_simple): If libgomp function doesn't return
1885 boolean_type_node, add comparison of the return value with 0.
1886 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1887 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1888 (parallel_nesting_level): Rename to...
1889 (taskreg_nesting_level): ... this.
1890 (is_taskreg_ctx): New function.
1891 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1893 (execute_lower_omp): Rename parallel_nesting_level to
1894 taskreg_nesting_level.
1895 (expand_omp_parallel): Rename to...
1896 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1897 Call omp_task_call for OMP_TASK regions.
1898 (expand_omp): Adjust caller, handle OMP_TASK.
1899 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1901 * bitmap.c (bitmap_default_obstack_depth): New variable.
1902 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1903 if argument is NULL and bitmap_default_obstack is already initialized.
1904 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1906 * matrix-reorg.c (matrix_reorg): Likewise.
1908 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/i386.md (*indirect_jump): Macroize using P
1911 mode iterator. Remove !TARGET_64BIT from insn constraints.
1912 (*tablejump_1): Ditto.
1913 (*indirect_jump_rex64): Remove insn pattern.
1914 (*tablejump_1_rex64): Ditto.
1915 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1916 and eh_return_si insn patterns.
1918 2008-06-06 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-structalias.c (merge_smts_into): Remove.
1921 (find_what_p_points_to): Do not bother to compute the
1922 points-to set for pt_anything pointers.
1923 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1924 for pt_anything pointers is ok.
1926 2008-06-06 Jan Hubicka <jh@suse.cz>
1928 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1930 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1932 * cgraph.c: Fix typos in comments.
1933 (cgraph_availability_names): Fix string typo.
1934 * fold-const.c: Fix typos in comments.
1935 (fold_binary): Fix typo in warning.
1936 * genautomata.c: Fix typos in comments.
1937 (check_presence_pattern_sets): Fix typo in local variable.
1938 (output_description): Fix typo in output.
1939 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1940 * hwint.h: Likewise.
1941 * matrix-reorg.c (check_allocation_function): Likewise.
1942 * omega.c (smooth_weird_equations): Likewise.
1943 * auto-inc-dec.c: Fix typos in comments.
1944 * bb-reorder.c: Likewise.
1945 * builtins.c: Likewise.
1946 * c-common.c: Likewise.
1947 * c-cppbuiltin.c: Likewise.
1948 * c-parser.c: Likewise.
1949 * c-pretty-print.c: Likewise.
1950 * cfgcleanup.c: Likewise.
1951 * cfgexpand.c: Likewise.
1952 * cfghooks.c: Likewise.
1953 * cfglayout.c: Likewise.
1954 * cfgloopmanip.c: Likewise.
1955 * cgraphunit.c: Likewise.
1956 * coverage.c: Likewise.
1957 * dbxout.c: Likewise.
1958 * df-byte-scan.c: Likewise.
1959 * df-core.c: Likewise.
1960 * df-problems.c: Likewise.
1961 * df-scan.c: Likewise.
1963 * dominance.c: Likewise.
1964 * domwalk.c: Likewise.
1966 * dwarf2out.c: Likewise.
1967 * emit-rtl.c: Likewise.
1968 * et-forest.c: Likewise.
1969 * function.c: Likewise.
1970 * function.h: Likewise.
1972 * gcov-io.c: Likewise.
1975 * genattrtab.c: Likewise.
1976 * ggc-page.c: Likewise.
1977 * gimplify.c: Likewise.
1978 * gthr-lynx.h: Likewise.
1979 * haifa-sched.c: Likewise.
1980 * ipa-cp.c: Likewise.
1981 * ipa-inline.c: Likewise.
1982 * ipa-prop.h: Likewise.
1983 * ipa-pure-const.c: Likewise.
1984 * ipa-struct-reorg.c: Likewise.
1985 * ipa-struct-reorg.h: Likewise.
1986 * ipa-type-escape.c: Likewise.
1988 * loop-doloop.c: Likewise.
1989 * mips-tfile.c: Likewise.
1990 * mkmap-flat.awk: Likewise.
1991 * mkmap-symver.awk: Likewise.
1992 * modulo-sched.c: Likewise.
1993 * omp-low.c: Likewise.
1994 * optabs.c: Likewise.
1995 * optabs.h: Likewise.
1997 * passes.c: Likewise.
1998 * postreload-gcse.c: Likewise.
1999 * postreload.c: Likewise.
2000 * predict.c: Likewise.
2001 * pretty-print.h: Likewise.
2002 * profile.c: Likewise.
2003 * protoize.c: Likewise.
2004 * ra-conflict.c: Likewise.
2006 * recog.c: Likewise.
2007 * regclass.c: Likewise.
2009 * reload.c: Likewise.
2010 * rtl-error.c: Likewise.
2011 * rtlanal.c: Likewise.
2013 * sched-rgn.c: Likewise.
2016 * target.h: Likewise.
2017 * tree-dfa.c: Likewise.
2018 * tree-eh.c: Likewise.
2019 * tree-flow-inline.h: Likewise.
2020 * tree-inline.c: Likewise.
2021 * tree-into-ssa.c: Likewise.
2022 * tree-loop-distribution.c: Likewise.
2023 * tree-nested.c: Likewise.
2024 * tree-parloops.c: Likewise.
2025 * tree-pass.h: Likewise.
2026 * tree-pretty-print.c: Likewise.
2027 * tree-profile.c: Likewise.
2028 * tree-scalar-evolution.c: Likewise.
2029 * tree-sra.c: Likewise.
2030 * tree-ssa-alias-warnings.c: Likewise.
2031 * tree-ssa-ccp.c: Likewise.
2032 * tree-ssa-coalesce.c: Likewise.
2033 * tree-ssa-dom.c: Likewise.
2034 * tree-ssa-dse.c: Likewise.
2035 * tree-ssa-forwprop.c: Likewise.
2036 * tree-ssa-live.c: Likewise.
2037 * tree-ssa-live.h: Likewise.
2038 * tree-ssa-loop-im.c: Likewise.
2039 * tree-ssa-loop-ivopts.c: Likewise.
2040 * tree-ssa-loop-niter.c: Likewise.
2041 * tree-ssa-loop-prefetch.c: Likewise.
2042 * tree-ssa-phiopt.c: Likewise.
2043 * tree-ssa-phiprop.c: Likewise.
2044 * tree-ssa-sccvn.c: Likewise.
2045 * tree-ssa-ter.c: Likewise.
2046 * tree-ssa-threadupdate.c: Likewise.
2047 * tree-ssa.c: Likewise.
2048 * tree-vect-analyze.c: Likewise.
2049 * tree-vect-transform.c: Likewise.
2050 * tree-vectorizer.c: Likewise.
2051 * tree-vn.c: Likewise.
2052 * tree-vrp.c: Likewise.
2054 * tree.def: Likewise.
2056 * unwind-dw2-fde.c: Likewise.
2057 * unwind.inc: Likewise.
2058 * value-prof.c: Likewise.
2059 * vmsdbgout.c: Likewise.
2061 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2063 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2064 always place FP constants in the TOC for TARGET_POWERPC64.
2065 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2067 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2069 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2070 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2071 enable for TARGET_E500_DOUBLE.
2072 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2073 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2074 floating-point modes like integer modes for E500 double.
2075 (rs6000_legitimate_offset_address_p): Likewise.
2076 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2077 addressing for DDmode for E500 double.
2078 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2079 modes as using 64-bits of registers for E500 double.
2080 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2081 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2082 specially for E500 double.
2083 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2084 TDmode for E500 double.
2085 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2086 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2087 (rs6000_split_multireg_move): Do not handle TDmode specially for
2089 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2090 using 64-bit registers for E500 double.
2091 (emit_frame_save): Do not handle DDmode specially for E500 double.
2092 (gen_frame_mem_offset): Likewise.
2093 (rs6000_function_value): Do not call spe_build_register_parallel
2094 for DDmode or TDmode.
2095 (rs6000_libcall_value): Likewise.
2096 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2097 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2100 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2105 2008-06-04 Junjie Gu <jgu@tensilica.com>
2107 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2108 comparison for frame pointers.
2110 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2113 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2115 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2118 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2119 register is already smaller or equal to required mode.
2121 2008-06-04 Xinliang David Li <davidxl@google.com>
2123 * tree-call-cdce.c: New file.
2124 (cond_dead_built_in_calls): New static variable.
2125 (input_domain): New struct.
2126 (check_pow): New function.
2127 (check_builtin_call): Ditto.
2128 (check_target_format): Ditto.
2129 (is_call_dce_candidate): Ditto.
2130 (gen_one_condition): Ditto.
2131 (gen_conditions_for_domain): Ditto.
2132 (get_domain): Ditto.
2133 (gen_conditions_for_pow_cst_base): Ditto.
2134 (gen_conditions_for_pow_int_base): Ditto.
2135 (gen_conditions_for_pow): Ditto.
2136 (get_no_error_domain): Ditto.
2137 (gen_shrink_wrap_conditions): Ditto.
2138 (shrink_wrap_one_built_in_call): Ditto.
2139 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2140 (tree_call_cdce): Ditto.
2141 (gate_call_cdce): Ditto.
2142 (pass_call_cdce): New gimple pass.
2143 * passes.c: (init_optimization_passes): New pass.
2144 * tree-pass.h: New pass declaration.
2145 * opts.c (decode_options): New flag setting.
2146 * common.opt: Add -ftree-builtin-call-dce flag.
2147 * Makefile.in: Add new source file.
2148 * tempvar.def: New tv_id.
2149 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2151 2008-06-04 Richard Guenther <rguenther@suse.de>
2153 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2154 (is_call_clobbered): Always check var_ann->call_clobbered.
2155 (mark_call_clobbered): Always set var_ann->call_clobbered.
2156 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2157 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2158 (reset_alias_info): Clear call clobbering info on MTAGs and
2160 (set_pt_anything): Set pt_global_mem.
2161 (create_tag_raw): Adjust comment.
2162 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2164 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2165 Maxim Kuvyrkov <maxim@codesourcery.com>
2167 * config/m68k/m68k.opt (mxgot): New option.
2168 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2169 (m68k_output_addr_const_extra): New.
2170 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2171 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2172 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2173 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2175 2008-06-04 Richard Guenther <rguenther@suse.de>
2177 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2178 negative or non-representable offsets.
2180 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/i386/i386.c (ix86_gen_leave): New.
2183 (ix86_gen_pop1): Likewise.
2184 (ix86_gen_add3): Likewise.
2185 (ix86_gen_sub3): Likewise.
2186 (ix86_gen_sub3_carry): Likewise.
2187 (ix86_gen_one_cmpl2): Likewise.
2188 (ix86_gen_monitor): Likewise.
2189 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2190 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2191 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2192 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2193 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2194 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2195 (ix86_expand_epilogue): Updated.
2196 (print_operand): Handle integer register operand for 'z'.
2197 (ix86_expand_strlensi_unroll_1): Likewise.
2198 (ix86_expand_strlen): Likewise.
2199 (ix86_expand_builtin): Likewise.
2200 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2201 mov{q}/mov{l} and add{q}/add{l}.
2203 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2205 * config/i386/i386.md (P): New mode iterator.
2206 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2207 using P mode iterator.
2208 (DFmode push_operand splitter): Ditto.
2209 (XFmode push_operand splitter): Ditto.
2210 (DFmode float_extend SFmode push_operand splitter): Ditto.
2211 (XFmode float_extend SFmode push_operand splitter): Do not generate
2212 SImode pushes for 64bit target. Macroize Dimode and SImode
2213 pushes using P mode iterator.
2214 (XFmode float_extend DFmode push_operand splitter): Ditto.
2216 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2218 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2219 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2220 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2222 (ix86_call_abi_override): Remove check for call_used_regs.
2224 2008-06-03 Richard Guenther <rguenther@suse.de>
2226 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2227 for the lhs of calls if the return type contains pointers.
2229 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2231 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2232 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2233 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2234 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2235 of cfun and DEFAULT_ABI to deceide abi mode.
2237 (REG_PARM_STACK_SPACE): Removed.
2238 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2239 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2240 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2241 (ix86_function_abi): Likewise.
2242 (ix86_function_type_abi): Likewise.
2243 (ix86_call_abi_override): Likewise.
2244 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2245 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2246 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2247 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2249 (X86_64_REGPARM_MAX): New.
2250 (X86_64_SSE_REGPARM_MAX): New.
2251 (X64_REGPARM_MAX): New.
2252 (X64_SSE_REGPARM_MAX): New.
2253 (X86_32_REGPARM_MAX): New.
2254 (X86_32_SSE_REGPARM_MAX): New.
2255 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2256 (ix86_function_regparm): Handle user calling abi.
2257 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2258 by DEFAULT_ABI versus SYSV_ABI check.
2259 (ix86_reg_parm_stack_space): New.
2260 (ix86_function_type_abi): New.
2261 (ix86_call_abi_override): New.
2262 (ix86_function_abi): New.
2263 (ix86_cfun_abi): New.
2264 (init_cumulative_args): Call abi specific initialization.
2265 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2266 (function_arg_64): Extend SSE_REGPARM_MAX check.
2267 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2268 (ix86_pass_by_reference): Likewise.
2269 (ix86_function_value_regno_p): Likewise.
2270 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2271 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2272 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2273 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2274 (setup_incoming_varargs_64): Adjust regparm for call abi.
2275 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2276 (ix86_va_start): Likewise.
2277 (ix86_gimplify_va_arg): Likewise.
2278 (ix86_expand_prologue): Likewise.
2279 (output_pic_addr_const): Likewise.
2280 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2281 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2282 (x86_output_mi_thunk): Likewise.
2283 (x86_function_profiler): Likewise.
2284 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2285 (SYSV_ABI, MS_ABI): New constants.
2287 (init_regs): Add prototype of function in regclass.c file.
2288 (OVERRIDE_ABI_FORMAT): New.
2289 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2290 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2291 (OUTGOING_REG_PARM_STACK_SPACE): New.
2292 (ix86_reg_parm_stack_space): New prototype.
2293 (CUMULATIVE_ARGS): Add call_abi member.
2294 (machine_function): Add call_abi member.
2295 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2296 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2298 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2301 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2302 (avr_builtin_setjmp_frame_value): New function.
2303 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2304 (nonlocal_goto): Define.
2306 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2308 * config/mips/mips.c (mips_emit_loadgp): Return early if
2309 there is nothing do to, otherwise emit a blockage if
2310 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2311 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2313 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2315 * configure.ac: Drop unneeded backslash ending up in config.in.
2316 * acinclude.m4: Likewise.
2317 * config.in: Regenerate.
2319 2008-05-26 Jan Hubicka <jh@suse.cz>
2321 * predict.c (maybe_hot_frequency_p): Break out of...
2322 (maybe_hot_bb_p): ... here.
2323 (maybe_hot_edge_p): New.
2324 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2325 * basic-block.h (maybe_hot_edge_p): Declare.
2327 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2330 (*cmpfp_<mode>_cc): Ditto.
2331 (*fp_jcc_8<mode>_387): Ditto.
2332 (*fop_<MODEF:mode>_2_i387): Ditto.
2333 (*fop_<MODEF:mode>_3_i387): Ditto.
2334 (*fop_xf_2_i387): Ditto.
2335 (*fop_xf_3_i387): Ditto.
2337 2008-06-02 Tomas Bily <tbily@suse.cz>
2339 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2341 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2343 * config/mips/mips.c (mips_valid_offset_p): New function.
2344 (mips_valid_lo_sum_p): Likewise.
2345 (mips_classify_address): Use them.
2346 (mips_force_address): New function.
2347 (mips_legitimize_address): Use it.
2348 * config/mips/mips.md (MOVE128): New mode iterator.
2349 (movtf): Require TARGET_64BIT. Remove empty strings.
2350 (*movtf_internal): Rename to...
2351 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2352 of "R" and use {,fp}{load,store} attributes instead of "multi".
2353 Use a separate define_split.
2354 (*movtf_mips16): New pattern.
2356 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2358 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2359 * config/mips/mips.c (mips_expand_before_return): New function.
2360 (mips_expand_epilogue): Call it.
2361 * config/mips/mips.md (return): Turn into a define_expand.
2362 (*return): New insn.
2364 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2366 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2367 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2368 functions. Do not emit uses and clobbers of CONCATs; individually
2369 use and clobber their operands.
2370 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2371 gen_clobber, emit_use and gen_use.
2372 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2373 (expand_builtin_return): Likewise.
2374 * cfgbuild.c (count_basic_blocks): Likewise.
2375 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2376 * explow.c (emit_stack_restore): Likewise.
2377 * expmed.c (extract_bit_field_1): Likewise.
2378 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2379 (emit_move_multi_word, store_constructor): Likewise.
2380 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2381 (thread_prologue_and_epilogue_insns): Likewise.
2382 * lower-subreg.c (resolve_simple_move): Likewise.
2383 * optabs.c (widen_operand, expand_binop): Likewise.
2384 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2385 * reload.c (find_reloads): Likewise.
2386 * reload1.c (eliminate_regs_in_insn): Likewise.
2387 * stmt.c (expand_nl_goto_receiver): Likewise.
2388 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2389 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2390 * config/arm/arm.c (arm_load_pic_register): Likewise.
2391 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2392 * config/arm/arm.md (untyped_return): Likewise.
2393 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2394 * config/avr/avr.c (expand_prologue): Likewise.
2395 * config/bfin/bfin.c (do_unlink): Likewise.
2396 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2397 * config/cris/cris.c (cris_expand_prologue): Likewise.
2398 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2399 (machopic_legitimize_pic_address): Likewise.
2400 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2401 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2402 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2403 (ix86_expand_convert_uns_didf_sse): Likewise.
2404 (ix86_expand_vector_init_general): Likewise.
2405 * config/ia64/ia64.md (eh_epilogue): Likewise.
2406 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2407 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2408 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2409 (config/iq2000/iq2000.c): Likewise.
2410 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2411 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2412 (builtin_longjmp): Likewise.
2413 * config/mn10300/mn10300.md (call, call_value): Likewise.
2414 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2415 * config/pdp11/pdp11.md (abshi2): Likewise.
2416 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2417 * config/s390/s390.c (s390_emit_prologue): Likewise.
2418 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2419 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2420 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2421 * config/sh/sh.c (prepare_move_operands): Likewise.
2422 (output_stack_adjust, sh_expand_epilogue): Likewise.
2423 (sh_set_return_address, sh_expand_t_scc): Likewise.
2424 * config/sparc/sparc.c (load_pic_register): Likewise.
2425 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2426 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2427 * config/v850/v850.c (expand_epilogue): Likewise.
2429 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2431 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2432 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2433 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2434 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2435 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2436 stack pointer register.
2437 (output_movhi): Remove code for interrupt specific writing to the
2438 stack pointer register.
2440 2008-05-31 Richard Guenther <rguenther@suse.de>
2442 PR tree-optimization/34244
2443 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2444 (tree_expr_nonzero_warnv_p): Likewise.
2445 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2446 ssa_name_nonnegative_p.
2447 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2448 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2449 not tree_expr_nonzero_warnv_p.
2451 PR tree-optimization/36262
2453 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2455 PR tree-optimization/34244
2456 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2457 (record_numbers_of_iterations): New function.
2458 (execute_vrp): Cache the numbers of iterations of loops.
2459 * tree-scalar-evolution.c (scev_reset_except_niters):
2461 (scev_reset): Use scev_reset_except_niters.
2462 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2464 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2467 __WORKAROUND_RETS when appropriate.
2469 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2472 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2474 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2475 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2476 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2477 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2478 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2479 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2480 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2481 *fop_df_1_sse insn patterns using MODEF mode iterator.
2482 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2483 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2484 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2485 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2486 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2487 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2488 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2489 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2490 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2491 (*fop_xf_5_i387): Ditto.
2492 (*fop_xf_6_i387): Ditto.
2494 2008-05-30 Richard Guenther <rguenther@suse.de>
2496 * builtins.c (build_string_literal): Avoid generating
2497 a non-gimple_val result.
2499 2008-05-30 DJ Delorie <dj@redhat.com>
2501 * exec-tool.in: Use an environment variable (private) instead of a
2502 file (shared) as a semaphore, so as to not break parallel builds.
2504 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2506 * optabs.c (maybe_encapsulate_block): Remove.
2507 (emit_libcall_block): Adjust accordingly.
2508 * optabs.h (maybe_encapsulate_block): Remove prototype.
2510 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2511 Don't use maybe_encapsulate_block.
2513 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2515 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2516 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2517 rtx is a SYMBOL_REF before calling get_pool_constant.
2519 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2521 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2523 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2525 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2526 rather than OS names to choose INO_T_EQ definition.
2527 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2528 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2530 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2533 * config/darwin-f.c: New.
2534 * config/t-darwin: Added rule to build darwin-f.o.
2535 * config.gcc: Defined new variable, fortran_target_objs.
2536 (*-*-darwin*): Set fortran_target_objs.
2537 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2538 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2539 * configure: Regenerated.
2541 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2545 canonical type if needed.
2547 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2549 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2551 2008-05-29 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/36343
2554 PR tree-optimization/36346
2555 PR tree-optimization/36347
2556 * tree-flow.h (clobber_what_p_points_to): Declare.
2557 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2558 pointed-to variable is dereferenced is irrelevant to whether
2559 the pointer can access the pointed-to variable.
2560 (clobber_what_p_points_to): New function.
2561 * tree-ssa-alias.c (set_initial_properties): Use it.
2562 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2563 call clobber check for NMTs.
2565 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2567 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2568 for printing gcov_type.
2570 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2572 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2573 and the eh region information.
2574 * value-prof.c (gimple_move_stmt_histograms): New function.
2575 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2577 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2579 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2581 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2583 * value-prof.c (tree_ic_transform): Print counts.
2584 * tree-profile.c (tree_gen_ic_func_profiler):
2585 Clear __gcov_indreict_call_callee variable to avoid misattribution
2588 2008-05-28 Rafael Espindola <espindola@google.com>
2590 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2593 2008-05-28 Richard Guenther <rguenther@suse.de>
2595 PR tree-optimization/36339
2596 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2597 and clobbering code out of the loop.
2599 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2601 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2604 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2605 s390_contiguous_bitmask_p, s390_symref_operand_p,
2606 s390_check_symref_alignment, s390_reload_larl_operand,
2607 s390_reload_symref_address): New functions.
2608 (s390_branch_condition_mnemonic): Support compare and branch
2610 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2611 and 'W' constraints.
2612 (s390_secondary_reload): Add secondary reloads for unaligned
2613 symbol refs or symbol refs to floating point or QI/TI mode
2615 (legitimate_address_p): Accept symbol references as addresses.
2616 (s390_expand_insv): Use rotate and insert selected bits
2617 instruction for insv when building for z10.
2618 (print_operand_address): Handle symbol ref addresses.
2619 (print_operand): Output modifier 'c' added for signed byte values.
2620 (s390_encode_section_info): Mark symbol refs with
2621 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2623 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2624 (length attribute): RRF, RRR have 4 byte length.
2625 (FPALL, INTALL): New mode iterators added.
2626 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2627 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2628 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2629 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2630 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2631 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2632 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2633 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2635 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2636 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2637 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2638 reload<INTALL:mode><P:mode>_toreg_z10,
2639 reload<FPALL:mode><P:mode>_tomem_z10,
2640 reload<FPALL:mode><P:mode>_toreg_z10,
2641 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2642 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2643 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2644 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2646 (movmem, clrmem, cmpmem): New splitters added.
2648 * config/s390/predicates.md (larl_operand): Use
2649 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2650 SYMBOL_REF_ALIGN1_P.
2651 (s390_signed_integer_comparison,
2652 s390_unsigned_integer_comparison): New predicates.
2654 * config/s390/s390-protos.h (s390_check_symref_alignment,
2655 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2656 s390_reload_symref_address,
2657 s390_compare_and_branch_condition_mask): Prototypes added.
2659 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2660 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2661 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2663 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2665 * config/s390/s390.c (z10_cost): New cost function for z10.
2666 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2667 (s390_issue_rate): Adjust issue rate for z10.
2668 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2669 (processor_flags): Add PF_Z10.
2670 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2671 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2672 * gcc/config.gcc: Add z10.
2674 2008-05-28 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/36291
2677 * tree-flow. h (struct gimple_df): Remove var_anns member.
2678 * tree-flow-inline.h (gimple_var_anns): Remove.
2679 (var_ann): Simplify.
2680 * tree-dfa.c (create_var_ann): Simplify.
2681 (remove_referenced_var): Clear alias info from var_anns of globals.
2682 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2683 (delete_tree_ssa): Clear alias info from var_anns of globals.
2684 Do not free var_anns.
2685 (var_ann_eq): Remove.
2686 (var_ann_hash): Likewise.
2688 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2690 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2691 and loongson2f entries.
2692 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2693 * config/mips/mips.h (processor_type): Add Loongson-2E
2694 and Loongson-2F entries.
2695 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2696 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2697 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2698 * doc/invoke.texi (MIPS Options): Document loongson2e
2699 and loongson2f processor names.
2701 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/i386/i386.c (ix86_function_arg_boundary): Use
2706 alignment of canonical type.
2707 (ix86_expand_vector_move): Check unaligned memory access for
2710 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2712 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2713 Moved to the front of file.
2715 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2716 H.J. Lu <hongjiu.lu@intel.com>
2718 * dwarf2out.c (current_fde): New.
2720 (lookup_cfa:): Likewise.
2721 (dwarf2out_end_epilogue): Likewise.
2722 (dwarf2out_note_section_used): Likewise.
2724 2008-05-27 Michael Matz <matz@suse.de>
2727 * c.opt (Wenum-compare): New warning option.
2728 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2730 2008-05-27 Michael Matz <matz@suse.de>
2733 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2735 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2736 into memory as tail calls.
2738 2008-05-27 Richard Guenther <rguenther@suse.de>
2740 PR tree-optimization/36339
2741 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2742 pointers cause all addressable variables to be call clobbered.
2744 2008-05-27 Richard Guenther <rguenther@suse.de>
2746 PR tree-optimization/36245
2747 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2749 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2751 * config/s390/s390.md: Replace all occurences of the 'm'
2752 constraint with 'RT'.
2754 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2756 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2758 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2760 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2761 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2762 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2764 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2766 * reload.c: (find_reloads): Skip alternatives according to the
2767 "enabled" attribute. Constify the constraint variable.
2768 * recog.c (get_attr_enabled): Add default implementation.
2769 (extract_insn): Set the alternative_enabled_p array
2770 in the recog_data struct.
2771 (preprocess_constraints, constrain_operands): Skip
2772 alternatives according to the "enabled" attribute
2773 * recog.h (struct recog_data): New field alternative_enabled_p.
2774 (skip_alternative): New inline function.
2775 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2776 (record_reg_classes): Skip alternative according to the
2777 "enabled" attribute.
2779 * doc/md.texi: Add documention for the "enabled" attribute.
2781 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2783 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2784 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2785 constraint with TARGET_MEM_CONSTRAINT.
2786 * recog.c (asm_operand_ok, preprocess_constraints,
2787 constrain_operands): Likewise.
2788 * regclass.c (record_reg_classes): Likewise.
2789 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2790 * reload1.c (maybe_fix_stack_asms): Likewise.
2791 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2792 * recog.h: Adjust comment.
2793 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2794 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2795 * doc/md.texi: Add a note to description of 'm' constraint.
2796 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2798 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2800 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2801 that the bitfield is of integral type before testing its precision.
2803 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2804 Sa Liu <saliu@de.ibm.com>
2806 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2807 __modti3, __udivti3, __umodti3 and __udivmodti4.
2808 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2809 that implement TImode mul and div functions.
2810 * config/spu/multi3.c: New. Implement __multi3.
2811 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2812 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2815 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2817 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2818 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2819 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2820 tls_sysv_suffix): New mode and mode attribute iterators.
2821 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2822 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2823 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2824 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2825 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2828 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2830 PR tree-optimization/36329
2831 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2832 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2833 * cgraphbuild.c (initialize_inline_failed): Use the latter
2834 macro in lieu of the former.
2835 * ipa-inline.c (cgraph_mark_inline): Likewise.
2836 (cgraph_decide_inlining_of_small_function): Likewise.
2837 (cgraph_decide_inlining): Likewise.
2838 (cgraph_decide_inlining_incrementally): Likewise.
2840 2008-05-26 Tristan Gingold <gingold@adacore.com>
2841 Anatoly Sokolov <aesok@post.ru>
2843 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2844 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2845 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2846 optimization for 'avr6' architecture.
2848 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2851 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2853 2008-05-26 Richard Guenther <rguenther@suse.de>
2855 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2856 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2858 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2861 * caller-save.c (insert_restore): Verify alignment of spill space.
2862 (insert_save): Likewise.
2863 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2864 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2865 (STACK_SLOT_ALIGNMENT): Likewise.
2866 * function.c (LOCAL_ALIGNMENT): Removed.
2867 (get_stack_local_alignment): New.
2868 (assign_stack_local): Use it. Set alignment on stack slot.
2869 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2870 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2871 (STACK_SLOT_ALIGNMENT): New.
2872 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2873 stack slot in XFmode.
2875 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2877 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2880 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2881 argument operand in rax isn't removed.
2883 2008-05-26 Richard Guenther <rguenther@suse.de>
2886 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2887 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2889 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2892 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2894 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2896 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2897 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2899 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2901 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2902 build a trampoline if we don't want one.
2903 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2904 return zero for nested functions if we don't want a trampoline.
2906 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2908 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2910 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2913 * c.opt: Removed undocumented option '-lang-fortran'.
2914 * c-common.h: Removed global variable 'lang_fortran'.
2915 * c-opts.c (c_common_handle_option): Removed code to handle
2916 option '-lang-fortran'. Updated includes.
2917 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2918 definition of '__GFORTRAN__'.
2919 (define__GNUC__): Reimplemented to use BASEVER and
2920 cpp_define_formatted.
2921 (builtin_define_with_value_n): Removed.
2922 * c-incpath.h: Renamed to ...
2923 * incpath.h: ... this.
2924 * c-incpath.c: Renamed to ...
2925 * incpath.c: ... this. Updated includes.
2926 * fix-header.c: Updated includes.
2927 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2928 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2929 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2931 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2933 * tree.h: Update the table of flags used on tree nodes.
2934 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2935 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2936 (FORCED_LABEL): Add access check.
2937 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2938 (ASM_INPUT_P): Likewise.
2939 (ASM_VOLATILE_P): Likewise.
2940 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2941 (OMP_SECTION_LAST): Access private_flag directly.
2942 (OMP_RETURN_NOWAIT): Likewise.
2943 (OMP_PARALLEL_COMBINED): Likewise.
2944 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2945 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2946 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2947 deprecated_flag directly.
2949 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2951 * final.c (frame_pointer_needed): Removed.
2952 * flags.h (frame_pointer_needed): Likewise.
2954 * function.h (rtl_data): Add frame_pointer_needed.
2955 (frame_pointer_needed): New.
2957 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2959 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2961 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2963 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2966 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2968 * c-common.c (strip_array_types): Move function to..
2970 (get_inner_array_type): Delete.
2971 * c-common.h (strip_array_types): Move declaration to..
2973 (get_inner_array_type): Delete.
2974 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2975 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2976 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2977 * config/pa/pa.c (emit_move_sequence): Likewise.
2979 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2981 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2984 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2986 * function.c: Include target hook for nonlocal_goto frame value.
2988 2008-05-24 Richard Guenther <rguenther@suse.de>
2990 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2991 variable can be only accessed through a pointer or a union.
2993 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2996 * doc/extend.texi: Likewise.
2998 2008-05-23 DJ Delorie <dj@redhat.com>
3000 * config/m32c/jump.md (untyped_call): Add.
3002 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3004 (m32c_address_cost): Detail costs for indirect offsets.
3006 2008-05-23 Rafael Espindola <espindola@google.com>
3008 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3009 if a node is a SUBREG.
3010 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3013 2008-05-23 Paul Brook <paul@codesourcery.com>
3014 Carlos O'Donell <carlos@codesourcery.com>
3016 * doc/extend.texi: Clarify use of __attribute__((naked)).
3017 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3018 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3019 * function.c (use_register_for_decl): Use
3020 targetm.calls.allocate_stack_slots_for_args.
3021 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3022 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3023 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3025 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3027 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3029 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3031 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3032 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3033 is only rounded once.
3035 2008-05-23 Richard Guenther <rguenther@suse.de>
3037 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3039 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3040 Jakub Jelinek <jakub@redhat.com>
3043 * configure.ac: Handle --enable-cld.
3044 * configure: Regenerated.
3045 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3046 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3047 (ix86_current_function_needs_cld): New define.
3048 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3049 (cld): New isns pattern.
3050 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3051 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3052 * config/i386/i386.opt (mcld): New option.
3053 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3054 TARGET_CLD and ix86_current_function_needs_cld.
3055 (override_options): Use -mcld by default for 32-bit code if
3058 * doc/install.texi (Options specification): Document --enable-cld.
3059 * doc/invoke.texi (Machine Dependent Options)
3060 [i386 and x86-64 Options]: Add -mcld option.
3061 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3063 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3064 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3065 (return_in_memory_64): Likewise.
3066 (return_in_memory_ms_64): Likewise.
3068 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3071 * builtins.c (fold_builtin_fpclassify): New.
3072 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3073 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3074 * c-common.c (handle_type_generic_attribute): Adjust to accept
3075 fixed arguments before an elipsis.
3076 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3077 * doc/extend.texi: Document __builtin_fpclassify.
3079 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3081 * omp-low.c (gate_expand_omp_ssa): Remove.
3082 (pass_expand_omp_ssa): Remove.
3083 (gate_expand_omp): Do not check for flag_openmp_ssa.
3084 * common.opt (-fopenmp-ssa): Remove.
3085 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3087 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3089 * config/sh/sh.opt (mfixed-range): New option.
3090 * config/sh/sh-protos.h (sh_fix_range): Declare.
3091 * config/sh/sh.c (sh_fix_range): New function.
3092 * config/sh/sh.h (sh_fixed_range_str): Declare.
3093 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3095 * doc/invoke.texi (SH Options): Document -mfixed-range.
3097 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3099 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3100 it before the redeclaration.
3102 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3104 * config/avr/avr.c (get_sequence_length): Add new function.
3105 (expand_prologue, expand_epilogue): Remove duplicate code.
3107 2008-05-22 Rafael Espindola <espindola@google.com>
3109 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3112 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3114 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3115 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3117 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3118 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3119 (vect_update_misalignment_for_peel): Likewise.
3120 (vector_alignment_reachable_p): Likewise.
3121 * tree-vect-transform.c (vectorizable_load): Likewise.
3122 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3123 (get_vectype_for_scalar_type): Pass mode of scalar_type
3124 to UNITS_PER_SIMD_WORD.
3126 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3127 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3128 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3129 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3130 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3132 2008-05-22 Ira Rosen <irar@il.ibm.com>
3134 PR tree-optimization/36293
3135 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3136 if the first load must be skipped because of a gap.
3138 2008-05-22 Richard Guenther <rguenther@suse.de>
3140 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3141 more cases of offset disambiguation that is possible if
3142 strict-aliasing rules apply.
3143 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3144 for basic offset and type-based disambiguation.
3146 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3148 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3149 ix86_expand_vector_set on V16QImode for SSE4.1.
3151 2008-05-21 Tom Tromey <tromey@redhat.com>
3153 * c.opt (Wimport): Mark as undocumented.
3154 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3156 (Warning Options): Likewise.
3157 * doc/cppopts.texi: Don't mention -Wimport.
3159 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3161 PR tree-optimization/36287
3162 PR tree-optimization/36286
3163 * lambda-code.c (build_access_matrix): Do not use the loop->num
3164 for computing the number of induction variables: use the loop depth
3167 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3170 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3171 option -f(no-)leading-underscore.
3173 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3175 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3176 GET_MODE_NUNITS (mode).
3178 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3180 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3181 (-mmulhw): Add 464 to description.
3182 (-mdlmzb): Likewise.
3183 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3184 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3186 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3187 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3188 * config/rs6000/rs6000.md: Update comments for 464.
3190 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3192 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3194 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3196 * config/i386/sse.md (vec_extractv4sf): Removed.
3197 (vec_extractv2df): Likewise.
3198 (vec_extractv2di): Likewise.
3199 (vec_extractv4si): Likewise.
3200 (vec_extractv8hi): Likewise.
3201 (vec_extractv16qi): Likewise.
3202 (vec_extract<mode>): New.
3204 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/sse.md (vec_setv4sf): Removed.
3207 (vec_setv2df): Likewise.
3208 (vec_setv2di): Likewise.
3209 (vec_setv4si): Likewise.
3210 (vec_setv8hi): Likewise.
3211 (vec_setv16qi): Likewise.
3212 (vec_set<mode>): New.
3214 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3217 goto for vec_concat and vec_interleave.
3219 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/sse.md (vec_initv4sf): Removed.
3222 (vec_initv2df): Likewise.
3223 (vec_initv2di): Likewise.
3224 (vec_initv4si): Likewise.
3225 (vec_initv8hi): Likewise.
3226 (vec_initv16qi): Likewise.
3227 (vec_init<mode>): New.
3229 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3231 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3233 2008-05-21 Tom Tromey <tromey@redhat.com>
3235 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3236 (zone_find_object_offset): Likewise.
3237 (gt_ggc_m_S): Likewise.
3238 (highest_bit): Likewise.
3239 * ggc-page.c (gt_ggc_m_S): New function.
3240 * stringpool.c (string_stack): Remove.
3241 (init_stringpool): Update.
3242 (ggc_alloc_string): Use ggc_alloc.
3243 (maybe_delete_ident): New function.
3244 (ggc_purge_stringpool): Likewise.
3245 (gt_ggc_m_S): Remove.
3246 * ggc-common.c (ggc_protect_identifiers): New global.
3247 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3248 ggc_protect_identifiers.
3249 * ggc.h (ggc_protect_identifiers): Declare.
3250 (gt_ggc_m_S): Update.
3251 (ggc_purge_stringpool): Declare.
3252 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3253 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3255 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3257 2008-05-21 David S. Miller <davem@davemloft.net>
3259 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3262 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3264 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3267 2008-05-20 David Daney <ddaney@avtrex.com>
3269 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3270 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3271 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3272 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3273 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3274 (atomic_hiqi_op): New define_code_iterator.
3275 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3276 mips_expand_compare_and_swap_12.
3277 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3278 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3279 (sync_<optab><mode>, sync_old_<optab><mode>,
3280 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3281 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3282 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3283 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3284 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3285 (test_and_set_12): New insn.
3286 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3287 sync_new_<optab><mode>, sync_old_nand<mode>,
3288 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3289 clobber to operand 0 for SI and DI mode insns.
3290 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3291 mips_gen_fn_4): New typedefs.
3292 (mips_gen_fn_ptrs): Define new union type.
3293 (mips_expand_compare_and_swap_12): Remove declaration.
3294 (mips_expand_atomic_qihi): Declare function.
3295 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3296 (mips_expand_atomic_qihi): ... this. Use new generator function
3298 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3299 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3300 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3301 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3302 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3303 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3304 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3305 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3306 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3307 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3310 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3312 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3315 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3317 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3318 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3319 (avr_attribute_table): Add 'OS_main' function attribute.
3320 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3321 functions with 'OS_main' attribute.
3323 2008-05-20 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/35204
3326 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3327 helper, split out from ...
3328 (DFS): ... here. Make the DFS walk non-recursive.
3330 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3331 Jan Sjodin <jan.sjodin@amd.com>
3333 PR tree-optimization/36181
3334 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3335 (parallelize_loops): Don't parallelize when the loop has vector
3338 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3339 Sebastian Pop <sebastian.pop@amd.com>
3341 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3342 matrix, and never look at the tree representation of the memory
3344 (linear_transform_loops): Computes parameters and access matrices.
3345 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3347 (access_matrix_get_index_for_parameter): New.
3348 * tree-data-ref.h (struct access_matrix): New.
3349 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3350 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3351 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3352 am_vector_index_for_loop): New.
3353 (struct data_reference): Add field access_matrix.
3354 (DR_ACCESS_MATRIX): New.
3355 (compute_data_dependences_for_loop): Update declaration.
3356 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3357 * lambda.h (lambda_vector_vec_p): Declared.
3358 * lambda-code.c: Depend on pointer-set.h.
3359 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3360 av_for_af_base, av_for_af, build_access_matrix,
3361 lambda_compute_access_matrices): New.
3362 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3364 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3366 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3369 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3370 Sebastian Pop <sebastian.pop@amd.com>
3372 PR tree-optimization/36206
3373 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3375 (instantiate_scev_1): Rename flags to fold_conversions.
3376 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3377 outeside instantiation_loop.
3378 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3379 (evolution_function_is_affine_or_constant_p): Removed.
3380 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3382 (analyze_siv_subscript): Pass in the loop nest number.
3383 Call evolution_function_is_affine_in_loop instead of
3384 evolution_function_is_affine_p.
3385 (analyze_overlapping_iterations): Pass in the loop nest number.
3387 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3388 Sebastian Pop <sebastian.pop@amd.com>
3390 PR tree-optimization/36206
3391 * tree-chrec.h (chrec_fold_op): New.
3392 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3395 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3397 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3399 (remove_duplicates): Do not set inode on non-inode systems.
3402 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3404 * config.gcc (tm_file): Update comments about relative pathnames.
3406 2008-05-20 Richard Guenther <rguenther@suse.de>
3408 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3409 * tree-ssa-sccvn.c (process_scc): Likewise.
3410 * tree-ssa-sink.c (execute_sink_code): Likewise.
3411 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3412 * tree-vrp.c (process_assert_insertions): Likewise.
3413 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3414 (perform_tree_ssa_dce): Likewise.
3415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3416 (dump_dominator_optimization_stats): Likewise.
3417 * tree-vectorizer.c (vectorize_loops): Likewise.
3419 2008-05-20 Richard Guenther <rguenther@suse.de>
3421 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3423 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3425 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3426 (ix86_i386elf_return_in_memory): Likewise.
3427 (ix86_i386interix_return_in_memory): Likewise.
3428 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3429 (SUBTARGET_RETURN_IN_MEMORY): New.
3430 * config/i386/i386elf.h: Likewise.
3431 * config/i386/ptx4-i.h: Likewise.
3432 * config/i386/sol2-10.h: Likewise.
3433 * config/i386/sysv4.h: Likewise.
3434 * config/i386/vx-common.h: Likewise.
3435 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3436 * config/i386/i386.c (ix86_return_in_memory): Made static and
3437 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3438 (ix86_i386elf_return_in_memory): Removed.
3439 (ix86_i386interix_return_in_memory): Removed.
3440 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3441 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3443 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3445 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3447 2008-05-19 Xinliang David Li <davidxl@google.com>
3449 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3451 * common.opt: Ditto.
3452 * doc/invoke.texi: Ditto.
3454 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3456 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3457 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3459 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3461 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3462 sizes of operand array from 8/4 to 4/2.
3463 (ix86_expand_vector_init_general): Change size of operand array
3464 from 32 to 16. Remove op0, op1 and half_mode.
3466 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3468 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3469 (ix86_expand_vector_init_interleave): Likewise.
3470 (ix86_expand_vector_init_general): Use them. Assert
3471 word_mode == SImode when n_words == 4.
3473 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3475 * config/i386/i386.c (ix86_secondary_reload): New static function.
3476 (TARGET_SECONDARY_RELOAD): New define.
3477 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3478 * config/i386/i386.md (reload_outqi): Remove.
3480 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3483 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3484 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3485 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3486 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3487 (fold_builtin_1): Likewise.
3488 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3489 c-common.c (check_builtin_function_arguments): Handle
3490 BUILT_IN_ISINF_SIGN.
3491 * doc/extend.texi: Document __builtin_isinf_sign.
3492 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3494 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3497 EH cleanup at the end of the pass, search for those that have been
3498 turned into forwarder blocks and do the cleanup on their successor.
3500 2008-05-18 Richard Guenther <rguenther@suse.de>
3502 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3503 pointers to sizetype and vice versa.
3505 2008-05-18 Xinliang David Li <davidxl@google.com>
3507 * gcc/tree-ssa-dce.c: Coding style fix.
3508 (check_pow): Documentation comment.
3509 (check_log): Documenation comment. Coding style fix.
3510 (is_unnecessary_except_errno_call): Ditto.
3511 (gen_conditions_for_pow): Ditto.
3512 (gen_conditions_for_log): Ditto.
3513 (gen_shrink_wrap_conditions): Ditto.
3514 (shrink_wrap_one_built_in_calls): Ditto.
3515 * gcc/doc/invoke.texi: Better documentation string.
3516 * ChangeLog: Fix wrong change log entries from
3517 May 17 checkin on function call DCE.
3519 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3521 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3523 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3525 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3526 * df-problems.c (simulation routines): Fixed block comment to
3527 properly say how to add forwards scanning functions.
3529 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3531 * tree-inline.c (setup_one_parameter): Remove dead code.
3533 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3535 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3536 a BIT_AND_EXPR only for an INTEGER_TYPE.
3538 2008-05-17 Xinliang David Li <davidxl@google.com>
3540 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3541 (check_pow, check_log, is_unnecessary_except_errno_call): New
3542 functions to check for eliminating math functions that are pure
3543 except for setting errno.
3544 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3545 general condition expressions for shrink-wrapping pow/log calls.
3546 (gen_shrink_wrap_conditions): Ditto.
3547 (shrink_wrap_one_built_in_call): Ditto.
3548 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3549 (mark_operand_necessary): If debugging, output if OP is necessary.
3550 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3552 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3554 * gcc/common.opt: New user flag -ftree-builtin-dce.
3555 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3557 2008-05-16 David S. Miller <davem@davemloft.net>
3559 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3560 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3562 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3567 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3569 * ifcvt.c (dead_or_predicable): Rename
3570 df_simulate_one_insn_backwards to df_simulate_one_insn.
3571 * recog.c (peephole2_optimize): Ditto.
3572 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3574 * df.h: Rename df_simulate_one_insn_backwards to
3575 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3576 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3577 scanning of defs and uses.
3578 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3579 (df_simulate_one_insn_forwards): Removed.
3581 2008-05-16 Doug Kwan <dougkwan@google.com>
3583 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3585 (real_from_string): Handle NaNs and Inf as approriate.
3587 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3589 * doc/gty.texi (Source Files Containing Type Information): Note
3590 that headers should appear first in the gtfiles list.
3592 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3594 * tree.def (COND_EXEC): Properly documented this code.
3596 2008-05-16 Diego Novillo <dnovillo@google.com>
3598 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3599 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3602 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3604 * tree-ssa-dse (max_stmt_uid): Removed.
3605 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3606 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3607 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3608 * function.h (cfun.last_stmt_uid): New field.
3609 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3610 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3612 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3613 (create_stmt_ann): Initialize the ann->uid field.
3614 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3616 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3618 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3620 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3621 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3622 (init_empty_tree_cfg): Call it.
3624 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3626 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3629 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3631 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3632 * tree-dump.c (dump_options): New verbose option.
3633 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3635 * tree-pass.h (TDF_VERBOSE): New dump flag.
3636 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3637 (tree-flow.h): Added include.
3638 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3640 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3642 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3644 From Jie Zhang <jie.zhang@analog.com>
3645 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3646 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3647 mcpu=bf561-none and mcpu=bf561-0.2.
3648 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3649 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3650 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3651 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3652 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3653 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3654 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3656 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3657 (cputype_selected): Remove.
3658 (bfin_handle_option): Don't use cputype_selected.
3659 (override_options): When no mcpu option, enable all workarounds.
3660 Don't use bfin_workarounds.
3661 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3663 (DEFAULT_CPU_TYPE): Don't define.
3665 2008-05-16 Richard Guenther <rguenther@suse.de>
3667 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3668 on deletion of the last stmt.
3670 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3673 V8HImode for SSE2 and V16QImode for SSE4.1.
3675 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3677 * cgraph.h (compute_inline_parameters): Made public.
3678 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3679 variable_generate_summary, function_write_summary,
3680 variable_write_summary, variable_read_summary. Added generate_summary,
3681 write_summary, read_summary.
3682 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3683 pass_ipa_inline.function_generate_summary, to
3684 compute_inline_parameters.
3685 * ipa-inline.c (compute_inline_parameters): Made public and added
3687 (compute_inline_parameters_for_current): New function.
3688 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3689 (inline_generate_summary): Removed parameter and made to loop over
3691 (pass_ipa_inline): Updated for new IPA_PASS structure.
3692 * passes.c (execute_ipa_summary_passes): Now is called once per
3693 pass rather than once per node*pass.
3695 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3697 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3698 avr_have_mul_p, avr_asm_only_p): Remove variables.
3699 (avr_override_options): Remove initialization of removed variables.
3700 (avr_file_start): Convert removed variables to fields of
3701 'struct base_arch_s *avr_current_arch'.
3702 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3703 (AVR_HAVE_MUL): (Ditto.).
3704 (AVR_HAVE_MOVW): (Ditto.).
3705 (AVR_HAVE_LPMX): (Ditto.).
3706 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3707 avr_asm_only_p): Remove declaration.
3709 2008-05-15 Diego Novillo <dnovillo@google.com>
3711 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3712 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3714 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3717 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3718 Don't call record_truncated_value from here.
3719 (record_truncated_value): Turn it into a for_each_rtx callback.
3720 (record_truncated_values): New function.
3721 (combine_instructions): Call note_uses with record_truncated_values.
3722 Change name of check_conversion to check_promoted_subreg.
3724 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3726 * doc/sourcebuild.texi: Document support for torture tests.
3728 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3730 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3731 to alternative 4 of operand 2.
3733 2008-05-15 Richard Guenther <rguenther@suse.de>
3735 * tree-pass.h (current_pass): Declare.
3736 (get_pass_for_id): Likewise.
3737 * passes.c (passes_by_id, passes_by_id_size): New globals.
3738 (set_pass_for_id): New function.
3739 (get_pass_for_id): Likewise.
3740 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3741 (execute_function_todo): Flush per function statistics.
3742 * toplev.c (compile_file): Init statistics.
3743 (general_init): Do early statistics initialization.
3744 (finalize): Finish statistics.
3745 * statistics.h (statistics_early_init): Declare.
3746 (statistics_init): Likewise.
3747 (statistics_fini): Likewise.
3748 (statistics_fini_pass): Likewise.
3749 (statistics_counter_event): Likewise.
3750 (statistics_histogram_event): Likewise.
3751 * statistics.c: New file.
3752 * Makefile.in (OBJS-common): Add statistics.o.
3753 (statistics.o): Add dependencies.
3754 * doc/invoke.texi (-fdump-statistics): Document.
3756 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3758 (execute_pre): Use statistics_counter_event.
3759 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3760 (substitute_and_fold): Increment it. Use statistics_counter_event.
3762 2008-05-15 Diego Novillo <dnovillo@google.com>
3764 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3766 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3767 * tree-ssa-alias.c (new_type_alias): Remove references to
3768 sub-variables from comment.
3769 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3771 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3773 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3774 attribute to 1 only for insertps alternative.
3776 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3778 * config/bfin/bfin.md (loadbytes): New pattern.
3779 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3780 (bfin_init_builtins): Initialize it.
3781 (bdesc_1arg): Add it.
3783 2008-05-15 Sa Liu <saliu@de.ibm.com>
3785 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3786 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3787 * testsuite/lib/target-supports.exp: Add
3788 check_effective_target_fortran_integer_16.
3790 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3792 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3793 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3794 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3795 (TARGET_RETURN_IN_MEMORY): Define.
3797 2008-05-15 Richard Guenther <rguenther@suse.de>
3800 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3801 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3802 represent unmodifiable vars.
3804 2008-05-15 Richard Guenther <rguenther@suse.de>
3806 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3807 INDIRECT_REF and TARGET_MEM_REF.
3808 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3811 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3812 H.J. Lu <hongjiu.lu@intel.com>
3814 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3815 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3816 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3817 insn alternatives. Add missing alternatives.
3818 (*vec_concatv2di_rex64_sse4_1): Likewise.
3819 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3820 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3823 2008-05-15 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/36009
3826 PR tree-optimization/36204
3827 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3828 (determine_invariantness_stmt): Record the loop a store is
3830 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3833 2008-05-15 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/34330
3836 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3837 through the pointer will alias the SMT.
3839 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3841 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3843 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3845 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3847 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3848 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3850 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3851 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3852 (vashl_optab): New optab for vector/vector shifts.
3853 (vashr_optab): Ditto.
3854 (vlshr_optab): Ditto.
3855 (vrotl_optab): Ditto.
3856 (vrotr_optab): Ditto.
3857 (optab_subtype): New enum for optab_for_tree_code call.
3858 (optab_for_tree_code): Add enum optab_subtype argument.
3860 * optabs.c (optab_for_tree_code): Take an additional argument to
3861 distinguish between a vector shift by a scalar and vector shift by
3862 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3863 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3864 vector shift by a vector.
3865 (expand_widen_pattern_expr): Pass additional argument to
3866 optab_for_tree_code.
3868 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3869 vrotl_optab, vrotr_optab.
3871 * expr.c (expand_expr_real_1): Update calls to
3872 optab_for_tree_code to distinguish between vector shifted by a
3873 scalar and vector shifted by a vector.
3874 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3875 (supportable_narrowing_operation): Ditto.
3876 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3877 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3878 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3879 (vect_create_epilog_for_reduction): Ditto.
3880 (vectorizable_reduction): Ditto.
3881 (vectorizable_operation): Ditto.
3882 (vect_strided_store_supported): Ditto.
3883 (vect_strided_load_supported): Ditto.
3884 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3885 * expmed.c (expand_shift): Ditto.
3887 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3889 (ashr@var{m}3): Ditto.
3890 (vashl@var{m}3): Document new vector/vector shift standard name.
3891 (vashr@var{m}3): Ditto.
3892 (vlshr@var{m}3): Ditto.
3893 (vrotl@var{m}3): Ditto.
3894 (vrotr@var{m}3): Ditto.
3896 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3897 (PPERM_INVERT): Ditto.
3898 (PPERM_REVERSE): Ditto.
3899 (PPERM_REV_INV): Ditto.
3900 (PPERM_ZERO): Ditto.
3901 (PPERM_ONES): Ditto.
3902 (PPERM_SIGN): Ditto.
3903 (PPERM_INV_SIGN): Ditto.
3904 (PPERM_SRC1): Ditto.
3905 (PPERM_SRC2): Ditto.
3907 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3908 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3909 allows a memory operand to be the value being added, and split it
3910 to improve vectorization.
3911 (sse5_pmacsdqh_mem): Ditto.
3912 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3913 (sse5_mulv2div2di3_high): Ditto.
3914 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3915 (vec_pack_trunc_v4si): Ditto.
3916 (vec_pack_trunc_v2di): Ditto.
3917 (sse5_pcmov_<mode>): Remove code that tried to use use
3918 andps/andnps instead of pcmov.
3919 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3920 pmacsdqh instructions.
3921 (vec_widen_smult_lo_v4si): Ditto.
3923 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3924 (PPERM_INVERT): Ditto.
3925 (PPERM_REVERSE): Ditto.
3926 (PPERM_REV_INV): Ditto.
3927 (PPERM_ZERO): Ditto.
3928 (PPERM_ONES): Ditto.
3929 (PPERM_SIGN): Ditto.
3930 (PPERM_INV_SIGN): Ditto.
3931 (PPERM_SRC1): Ditto.
3932 (PPERM_SRC2): Ditto.
3933 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3935 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3937 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3938 says ignore whether the last reference is a memory operand.
3940 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3941 Paolo Bonzini <bonzini at gnu dot org>
3943 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3946 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3947 (vlshr<mode>3): Rename from vlshr<mode>3.
3948 (vashr<mode>3): Rename from vashr<mode>3.
3949 (mulv4sf3): Change the names of vector shift patterns.
3953 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3956 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3981 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3982 (floatunssidf2_internal): Change vector/vector shift names.
3983 (floatunsdidf2_internal): Ditto.
3990 (vashl<mode>3): Rename from ashl<mode>3.
3991 (vashr<mode>3): Rename from ashr<mode>3.
3992 (vlshr<mode>3): Rename from lshr<mode>3.
3993 (vrotl<mode>3): Rename from rotl<mode>3.
3995 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3998 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3999 multiply gives the wrong value when doing widening multiplies.
4000 (vec_widen_smult_lo_v4si): Ditto.
4002 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4004 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4005 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4006 emit_library_call_value.
4007 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4008 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4009 * calls.c (initialize_argument_information, precompute_arguments,
4010 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4011 (precompute_arguments): Removed flags parameter.
4012 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4014 2008-05-14 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4017 Make sure to register the store if the use is a PHI_NODE.
4019 2008-05-14 Olivier Hainque <hainque@adacore.com>
4021 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4022 memory if the component is to be referenced in BLKmode according
4023 to get_inner_reference.
4025 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4027 * calls.c (emit_library_call_value_1): Restore code clearing
4028 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4030 2008-05-14 Olivier Hainque <hainque@adacore.com>
4031 Nicolas Roche <roche@adacore.com>
4033 * configure.ac: Add support for a "gcc_subdir" variable in
4034 config-lang.in, to denote a subdirectory where the language/GCC
4035 integration files are to be found.
4036 * configure: Regenerate.
4038 2008-05-14 Ira Rosen <irar@il.ibm.com>
4040 PR tree-optimization/36098
4041 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4042 value for the first load in the group in case of a gap.
4043 (vect_build_slp_tree): Check that there are no gaps in loads.
4045 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4047 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4048 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4049 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4050 emit_insn and remove unneeded code to construct extra args.
4051 (emit_no_conflict_block): Removed.
4052 * optabls.h: (emit_no_conflict_block): Removed.
4053 * cse.c (cse_extended_basic_block): Remove search for
4054 REG_NO_CONFLICT note.
4055 * global.c: Removed incorrect comment added in revision 117.
4056 * expr.c (convert_move): Change call to emit_no_conflict_block to
4058 * recog.c: Change comments so that they do not mention
4060 * local_alloc.c (combine_regs): Removed last parameter.
4061 (no_conflict_p): Removed.
4062 (block_alloc): Removed note, no_conflict_combined_regno and set
4063 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4064 (combine_regs): Removed already_dead and code to look for
4065 REG_NO_CONFLICT notes.
4066 * lower_subreg (remove_retval_note): Removed code to look for
4067 REG_NO_CONFLICT block.
4068 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4069 (resolve_clobber): Remove code to process libcalls that have
4070 REG_NO_CONFLICT notes.
4071 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4073 * combine.c (can_combine_p, distribute_notes): Removed
4074 REG_NO_CONFLICT case.
4075 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4077 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4078 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4080 * reg-notes.def (NO_CONFLICT): Removed.
4082 2008-05-14 David S. Miller <davem@davemloft.net>
4084 * config/sparc/sparc.c (sparc_profile_hook): If
4085 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4086 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4087 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4089 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4091 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4093 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4096 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4097 and op1 expansion before vector concat to have less live pseudos.
4099 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4101 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4102 ix86_expand_vector_set if supported.
4104 2008-05-13 Diego Novillo <dnovillo@google.com>
4105 Kenneth Zadeck <zadeck@naturalbridge.com>
4107 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4109 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4110 phinodes_print_statistics, init_ssanames, fini_ssanames,
4111 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4112 release_ssa_name, release_defs, replace_ssa_name_symbol,
4113 ssanames_print_statistics): Move ...
4114 * tree-flow.h: ... here.
4115 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4116 Use FN instead of cfun.
4117 (make_ssa_name_fn): Rename from make_ssa_name.
4118 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4119 * tree-flow-inline.h (make_ssa_name): Move from
4120 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4121 * omp-low.c (expand_omp_parallel):
4122 * tree-flow-inline.h (redirect_edge_var_map_result):
4123 * tree-ssa.c (init_tree_ssa): Add argument FN.
4124 Use it instead of cfun. Update all users.
4126 2008-05-13 Tom Tromey <tromey@redhat.com>
4128 PR preprocessor/22168:
4129 * doc/cpp.texi (Top): Update menu.
4130 (Alternatives to Wrapper #ifndef): New node.
4131 (Other Directives): Document deprecation.
4132 (Obsolete Features): Remove menu.
4133 (Assertions): Merge node into Obsolete Features.
4134 (Obsolete once-only headers): Move earlier; rename to Alternatives
4136 * doc/cppopts.texi: Update.
4137 * c.opt (Wdeprecated): Enable for C and ObjC.
4138 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4139 (C++ Dialect Options): Move -Wno-deprecated from here to...
4140 (Warning Options): ... here.
4142 2008-05-13 Richard Guenther <rguenther@suse.de>
4145 * fold-const.c (fold_sign_changed_comparison): Do not allow
4146 changes in pointer-ness.
4148 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4151 * config/sh/sh.c (sh_expand_prologue): Don't clear
4152 RTX_FRAME_RELATED_P for push insns.
4154 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4156 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4158 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4160 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4161 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4162 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4164 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4166 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4167 (*vec_concatv4sf_sse): This.
4168 (*sse2_concatv2si): Renamed to ...
4169 (*vec_concatv2si_sse2): This.
4170 (*sse1_concatv2si): Renamed to ...
4171 (*vec_concatv2si_sse): This.
4172 (*vec_concatv2di_rex): Renamed to ...
4173 (*vec_concatv2di_rex64): This.
4174 (*vec_concatv2si_sse4_1): New.
4175 (*vec_concatv2di_rex64_sse4_1): Likewise.
4177 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4179 PR rtl-optimization/36111
4180 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4181 that was created for swappable operands.
4183 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4186 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4187 * configure.ac: Add call to ACX_PROG_GNAT.
4189 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4191 * optc-gen.awk: Fix comment typo.
4193 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4195 * pretty-print.c (pp_integer_with_precision): Use
4196 HOST_LONG_LONG_FORMAT.
4198 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4200 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4202 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/i386.c (bdesc_ptest): Removed.
4205 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4206 (bdesc_args): Add __builtin_ia32_ptestz128,
4207 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4208 (ix86_init_mmx_sse_builtins): Updated.
4209 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4210 (ix86_expand_builtin): Updated.
4212 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4214 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4215 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4217 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4219 * value-prof.c (interesting_stringop_to_profile): Do not
4220 return early for BUILT_IN_MEMPCPY.
4222 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4224 * calls.c (expand_call): Don't use callgraph to increase
4225 preferred_stack_boundary.
4227 * cgraph.h (cgraph_rtl_info): Use unsigned on
4228 preferred_incoming_stack_boundary.
4230 * final.c (rest_of_clean_state): Use unsigned on
4231 preferred_stack_boundary.
4233 2008-05-09 Tom Tromey <tromey@redhat.com>
4235 PR preprocessor/22231:
4236 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4239 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4241 PR tree-optimization/36129
4242 * tree-ssa-ccp.c: Include value-prof.h.
4243 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4244 built-in function was folded to a constant.
4245 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4247 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4248 Sebastian Pop <sebastian.pop@amd.com>
4250 * tree-scalar-evolution.c: Document instantiate_scev.
4251 (instantiate_parameters_1): Renamed instantiate_scev_1.
4252 Don't use the same loop for instantiation_loop and evolution_loop.
4253 (instantiate_scev): New.
4254 (instantiate_parameters): Moved...
4255 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4256 same loop twice. Maintains the semantics for this function.
4257 * tree-scalar-evolution.h (instantiate_scev): Declare.
4258 (instantiate_parameters): ...here. Now static inline.
4259 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4260 instead of resolve_mixers.
4262 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4264 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4266 2008-05-09 Tomas Bily <tbily@suse.cz>
4268 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4269 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4270 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4271 * c-common.c (c_common_truthvalue_conversion): Likewise.
4272 * tree-object-size.c (compute_object_offset): Likewise.
4273 * tree-inline.c (estimate_num_insns_1): Likewise.
4274 * varasm.c (const_hash_1, compare_constant, copy_constant)
4275 (compute_reloc_for_constant, output_addressed_constants)
4276 (initializer_constant_valid_p): Likewise.
4277 * c-omp.c (check_omp_for_incr_expr): Likewise.
4278 * gimplify.c (gimplify_expr): Likewise.
4279 * c-typeck.c (c_finish_return): Likewise.
4280 * tree-vectorizer.c (supportable_widening_operation)
4281 (supportable_narrowing_operation): Likewise.
4282 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4283 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4284 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4285 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4286 (descr_info_loc): Likewise.
4287 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4288 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4289 (fold_unary): Likewise.
4290 * builtins.c (get_pointer_alignment): Likewise.
4291 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4292 (instantiate_parameters_1): Likewise.
4293 * tree.c (expr_align, stabilize_reference): Likewise.
4294 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4295 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4296 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4297 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4298 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4299 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4301 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4302 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4303 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4304 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4305 (forward_propagate_comparison)
4306 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4307 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4308 * emit-rtl.c (component_ref_for_mem_expr)
4309 (set_mem_attributes_minus_bitpos): Likewise.
4310 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4311 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4313 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4314 (build_function_call, pointer_diff, build_compound_expr)
4315 (c_finish_return): Likewise.
4316 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4317 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4319 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4320 * expr.c (is_aligning_offset): Likewise.
4321 * tree-ssa-alias.c (is_escape_site): Likewise.
4322 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4323 (check_all_va_list_escapes): Likewise.
4324 * tree-ssa-loop-ivopts.c (determine_base_object)
4325 (determine_common_wider_type): Likewise.
4326 * dojump.c (do_jump): Likewise.
4327 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4328 * tree-gimple.c (is_gimple_cast): Likewise.
4329 * fold-const.c (decode_field_reference, )
4330 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4331 (fold_binary): Likewise.
4332 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4333 (already_warned_in_frontend_p): Likewise.
4334 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4335 * tree.c (really_constant_p, get_unwidened): Likewise.
4336 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4337 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4338 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4340 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4342 (CONVERT_EXPR_P): Define.
4343 (CASE_CONVERT): Define.
4345 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4348 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4349 (delete_unmarked_insns): When deleting a call, call
4350 delete_unreachable_blocks.
4351 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4352 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4354 2008-05-08 Richard Guenther <rguenther@suse.de>
4356 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4357 (-ftree-salias): Likewise.
4358 (salias-max-implicit-fields): Remove param documentation.
4359 (salias-max-array-elements): Likewise.
4360 * tree-pass.h (pass_create_structure_vars): Remove.
4361 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4362 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4363 * tree-ssa-alias.c (create_structure_vars): Remove.
4364 (gate_structure_vars): Likewise.
4365 (pass_create_structure_vars): Likewise.
4366 (gate_build_alias): Likewise.
4367 (pass_build_alias): Adjust to run always and dump the function.
4368 * common.opt (ftree-salias): Hide.
4369 * passes.c (init_optimization_passes): Remove
4370 pass_create_structure_vars, adjust comment.
4371 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4372 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4373 * opts.c (decode_options): Do not set flag_tree_salias.
4374 (common_handle_option): Add OPT_ftree_salias to the backward
4375 compatibility section.
4377 2008-05-08 Richard Guenther <rguenther@suse.de>
4379 * tree-flow-inline.h (var_can_have_subvars): Move ...
4380 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4381 * tree-flow.h (var_can_have_subvars): Remove.
4382 (push_fields_onto_fieldstack): Remove.
4383 (sort_fieldstack): Likewise.
4384 (struct fieldoff): Move ...
4385 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4386 alias_set and base_for_components fields.
4387 (sort_fieldstack): Make static.
4388 (push_fields_onto_fieldstack): Likewise. Remove code that
4389 handles anything but RECORD_TYPEs. Remove alias_set and
4390 base_for_components handling.
4391 (create_variable_info_for): Adjust.
4393 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4395 * common.opt (Wframe-larger-than=): Shorten the help message
4397 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4399 2008-05-08 Rafael Espindola <espindola@google.com>
4401 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4403 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4404 trap and that both operands are gimple values.
4405 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4406 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4409 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4411 * read-rtl.c (join_c_conditions): Return the first string if the
4412 two strings are equal.
4414 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4416 * gensupport.h (pred_data): Add a "num_codes" field.
4417 (add_predicate_code): Declare.
4418 * gensupport.c (add_predicate_code): New function.
4419 (std_pred_table): Add an "allows_const_p" field.
4420 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4421 Remove the (incomplete) list of such codes from the codes field.
4422 (init_predicate_table): Use add_predicate_code. Add all
4423 RTX_CONST_OBJs if allows_const_p is true.
4424 * genrecog.c (process_define_predicate): Use add_predicate_code.
4426 2008-05-08 David Daney <ddaney@avtrex.com>
4427 Richard Sandiford <rsandifo@nildram.co.uk>
4429 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4430 special case of constant zero operands.
4431 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4432 old and new values. Special case constant zero values.
4433 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4435 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4436 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4438 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4441 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4442 similar RTX_CONST_OBJ before CONST_INT.
4444 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4446 * stmt.c (expand_stack_restore): Change sa mode if needed.
4448 2008-05-08 Richard Guenther <rguenther@suse.de>
4450 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4451 return type to bool.
4452 (ix86_sol10_return_in_memory): Likewise.
4453 (ix86_i386elf_return_in_memory): Likewise.
4454 (ix86_i386interix_return_in_memory): Likewise.
4455 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4456 (ix86_sol10_return_in_memory): Likewise.
4457 (ix86_i386elf_return_in_memory): Likewise.
4458 (ix86_i386interix_return_in_memory): Likewise.
4460 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4463 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4465 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4466 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4469 2008-05-08 Richard Guenther <rguenther@suse.de>
4471 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4472 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4473 (DR_SUBVARS): Remove.
4474 * tree-dfa.c (dump_subvars_for): Remove.
4475 (debug_subvars_for): Likewise.
4476 (dump_variable): Do not dump subvars.
4477 (remove_referenced_var): Do not remove subvars.
4478 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4479 (lookup_subvars_for_var): Remove.
4480 (get_subvars_for_var): Likewise.
4481 (get_subvars_at): Likewise.
4482 (get_first_overlapping_subvar): Likewise.
4483 (overlap_subvar): Likewise.
4484 * tree-flow.h (subvar_t): Remove.
4485 (struct var_ann_d): Remove subvars field.
4486 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4487 argument. Remove special handling of SFTs.
4488 (compute_tag_properties): Likewise.
4489 (set_initial_properties): Likewise.
4490 (compute_call_clobbered): Likewise.
4491 (count_mem_refs): Likewise.
4492 (compute_memory_partitions): Likewise.
4493 (compute_flow_insensitive_aliasing): Likewise.
4494 (setup_pointers_and_addressables): Likewise.
4495 (new_type_alias): Likewise.
4496 (struct used_part): Remove.
4497 (used_portions): Likewise.
4498 (struct used_part_map): Likewise.
4499 (used_part_map_eq): Likewise.
4500 (used_part_map_hash): Likewise.
4501 (free_used_part_map): Likewise.
4502 (up_lookup): Likewise.
4503 (up_insert): Likewise.
4504 (get_or_create_used_part_for): Likewise.
4505 (create_sft): Likewise.
4506 (create_overlap_variables_for): Likewise.
4507 (find_used_portions): Likewise.
4508 (create_structure_vars): Likewise.
4509 * tree.def (STRUCT_FIELD_TAG): Remove.
4510 * tree.h (MTAG_P): Adjust.
4511 (struct tree_memory_tag): Remove base_for_components and
4512 unpartitionable flags.
4513 (struct tree_struct_field_tag): Remove.
4514 (SFT_PARENT_VAR): Likewise.
4515 (SFT_OFFSET): Likewise.
4516 (SFT_SIZE): Likewise.
4517 (SFT_NONADDRESSABLE_P): Likewise.
4518 (SFT_ALIAS_SET): Likewise.
4519 (SFT_UNPARTITIONABLE_P): Likewise.
4520 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4521 (union tree_node): Remove sft field.
4522 * alias.c (get_alias_set): Remove special handling of SFTs.
4523 * print-tree.c (print_node): Remove handling of SFTs.
4524 * tree-dump.c (dequeue_and_dump): Likewise.
4525 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4526 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4527 * tree-predcom.c (set_alias_info): Do not set subvars.
4528 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4529 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4530 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4531 (add_vars_for_offset): Remove.
4532 (add_virtual_operand): Remove special handling of SFTs.
4533 (add_call_clobber_ops): Likewise.
4534 (add_call_read_ops): Likewise.
4535 (get_asm_expr_operands): Likewise.
4536 (get_modify_stmt_operands): Likewise.
4537 (get_expr_operands): Likewise.
4538 (add_to_addressable_set): Likewise.
4539 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4540 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4541 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4542 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4543 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4544 (tree_node_structure): Likewise.
4545 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4547 (find_what_p_points_to): Likewise.
4549 2008-05-08 Sa Liu <saliu@de.ibm.com>
4551 * config/spu/spu.md: Fixed subti3 pattern.
4553 2008-05-08 Richard Guenther <rguenther@suse.de>
4556 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4557 sure to create a representative for trailing arrays for PTA.
4559 2008-05-08 Richard Guenther <rguenther@suse.de>
4562 * fold-const.c (operand_equal_p): Two objects which types
4563 differ in pointerness are not equal.
4565 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4567 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4568 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4569 (emit_library_call_value_1): Add new variable fndecl initialized by
4570 NULL_TREE. It should be the decl type of orgfun, but this information
4571 seems not to be available here, so it uses the default calling abi.
4572 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4573 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4574 by TARGET_RETURN_IN_MEMORY.
4575 * config/i386/i386-interix.h: Likewise.
4576 * config/i386/i386.h: Likewise.
4577 * config/i386/i386elf.h: Likewise.
4578 * config/i386/ptx4-i.h: Likewise.
4579 * config/i386/sol2-10.h: Likewise.
4580 * config/i386/sysv4.h: Likewise.
4581 * config/i386/vx-common.h: Likewise.
4582 * config/cris/cris.h: Removed #if 0 clause.
4583 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4584 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4586 (ix86_sol10_return_in_memory): Likewise.
4587 (ix86_i386elf_return_in_memory): New.
4588 (ix86_i386interix_return_in_memory): New.
4589 * config/mt/mt-protos.h (mt_return_in_memory): New.
4590 * config/mt/mt.c: Likewise.
4591 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4592 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4593 * config/bfin/bfin.h: Likewise.
4594 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4596 * config/bfin/bfin.c: Likewise.
4597 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4598 * config/alpha/unicosmk.h: Likewise.
4599 * config/i386/cygming.h: Likewise.
4600 * config/iq2000/iq2000.h: Likewise.
4601 * config/mips/mips.h: Likewise.
4602 * config/mn10300/mn10300.h: Likewise.
4603 * config/rs6000/rs6000.h: Likewise.
4604 * config/score/score.h: Likewise.
4605 * config/spu/spu.h: Likewise.
4606 * config/v850/v850.h: Likewise.
4607 * defaults.h: Likewise.
4608 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4609 * expr.c (emit_block_move): Adjust use of
4610 OUTGOING_REG_PARM_STACK_SPACE.
4611 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4612 OUTGOING_REG_PARM_STACK_SPACE.
4613 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4615 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4617 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4618 on OMP_RETURN for OMP_FOR.
4621 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4622 (fortran_common): New function.
4623 (gen_variable_die): Call fortran_common instead of common_check,
4624 adjust for it returning tree instead of rtx. Formatting.
4626 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4630 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4631 * c-decl.c (merge_decls): Ditto.
4632 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4633 to RTL_CONST_OR_PURE_CALL_P.
4634 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4635 Initialized DECL_LOOPING_CONST_PURE.
4636 (process_call_operands): Set tree_side_effects properly.
4637 * tree.h (TREE_READONLY_DECL_P): Removed.
4638 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4639 (DECL_LOOPING_OR_CONST_P): New macro.
4640 (struct tree_function_decl): Added looping_const_or_pure_p.
4642 (ECF_LOOPING_OR_CONST_P): New macro.
4643 * rtlanal.c (pure_const_p): Removed.
4644 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4645 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4646 to RTL_CONST_CALL_P.
4647 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4648 (check_decl, check_tree, check_call, scan_function): Initialize
4650 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4651 (static_execute): Set looping true for recursive functions.
4652 Undo setting state to IPA_NEITHER for recursive functions.
4654 * ifcvt.c (noce_can_store_speculate_p): Changed
4655 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4656 RTL_CONST_OR_PURE_CALL_P.
4657 * dse.c (scan_insn): Ditto.
4658 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4659 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4660 RTL_CONST_OR_PURE_CALL_P.
4661 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4662 pure_call_p to RTL_CONST_CALL_P.
4663 * gimplify.c (gimplify_call_expr): Clear side effects for
4664 non-looping pure and constant calls.
4665 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4666 (flags_from_decl_or_type): Set ecf flags from decl flags.
4667 (initialize_argument_information): Turn off
4668 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4669 Change const to pure if callee_copies is true rather than just
4671 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4672 way of marking pure calls.
4673 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4674 Remove hack that was supposed to fix pr7335 and remove old
4675 way of marking pure calls.
4676 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4677 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4678 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4679 RTL_CONST_OR_PURE_CALL_P.
4680 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4681 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4682 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4683 * sched-deps.c (schedule_analyze): Ditto.
4684 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4685 return_val field of calls to represent pure and const function info.
4686 (CONST_OR_PURE_CALL_P): Deleted macro.
4687 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4688 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4689 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4691 * tree-optimize.c (execute_fixup_cfg): Added test for
4692 ECF_LOOPING_CONST_OR_PURE.
4693 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4695 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4696 effects for looping pure or const calls.
4697 (verify_gimple_expr): Added verification code.
4698 * config/alpha/alpha.c (alpha_legitimize_address,
4699 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4701 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4702 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4703 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4704 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4705 RTL_CONST_OR_PURE_CALL_P.
4706 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4707 and const calls to be deleted.
4709 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4712 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4713 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4714 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4715 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4716 to handle nonimmediate operands.
4717 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4718 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4719 to handle nonimmediate operands.
4720 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4721 (mmx_pmulhrwv4hi3): New expander. Use
4722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4723 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4724 (sse2_umulv1siv1di3): New expander. Use
4725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4726 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4727 (mmx_eq<mode>3): New expander. Use
4728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4729 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4730 (mmx_uavgv8qi3): New expander. Use
4731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4732 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4733 (mmx_uavgv4hi3): New expander. Use
4734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4736 * config/i386/sse.md
4737 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4738 to handle nonimmediate operands.
4739 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4740 to handle nonimmediate operands.
4741 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4742 to handle nonimmediate operands.
4743 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4744 to handle nonimmediate operands.
4745 (sse2_unpckhpd_exp): New expander. Use
4746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4747 (sse2_unpcklpd_exp): New expander. Use
4748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4749 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4750 to handle nonimmediate operands.
4751 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4752 to handle nonimmediate operands.
4753 (*sse2_<plusminus_insn><mode>3): Rename from
4754 sse2_<plusminus_insn><mode>3 insn pattern.
4755 (sse2_<plusminus_insn><mode>3): New expander. Use
4756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4757 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4758 (sse2_umulv2siv2di3): New expander. Use
4759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4760 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4761 (sse4_1_mulv2siv2di3): New expander. Use
4762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4763 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4764 (sse2_pmaddwd): New expander. Use
4765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4766 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4767 (sse2_eq<mode>3): New expander. Use
4768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4769 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4770 (sse4_1_eqv2di3): New expander. Use
4771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4772 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4773 (sse2_uavgv16qi3): New expander. Use
4774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4775 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4776 (sse2_uavgv16qi3): New expander. Use
4777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4778 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4779 (sse2_uavgv8hi3): New expander. Use
4780 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4781 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4782 (ssse3_pmulhrswv8hi3): New expander. Use
4783 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4784 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4785 (ssse3_pmulhrswv4hi3): New expander. Use
4786 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4788 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4789 (<sse>_vmmul<mode>3): Ditto.
4790 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4792 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4793 (ssse3_pmaddubsw): Ditto.
4795 * config/i386/i386.c (struct_builtin_description)
4796 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4797 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4798 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4799 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4800 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4801 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4802 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4803 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4804 (ix86_fixup_binary_operands): Assert that src1
4805 and src2 must have the same mode when swapped.
4806 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4807 and ix86_binary_operator_ok. Do not force operands in registers
4810 2008-05-07 Jan Hubicka <jh@suse.cz>
4812 * cgraph.c (dump_cgraph_node): Update.
4813 * cgraph.h (cgraph_local_info): Break out inline summary.
4814 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4816 * ipa-inline (inline_summary): New accestor function.
4817 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4818 cgraph_decide_inlining, compute_inline_parameters): Update.
4819 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4821 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4823 Cleanup ColdFire scheduling support and add V4 pipeline model.
4825 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4826 (define_attr cpu): Add cfv4 value.
4827 (define_attr type, define_attr type1): Merge into a single 'type'
4828 attribute. Update all uses.
4829 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4830 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4832 (define_attr opx_mem, define_attr opy_mem): Remove.
4833 (define_attr op_mem): Clean up, update comment.
4834 (define_attr size): Use specific values instead of general int.
4835 (define_attr guess, define_attr split): Remove. Update all uses.
4836 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4837 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4838 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4839 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4840 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4841 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4842 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4843 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4844 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4845 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4846 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4847 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4848 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4849 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4850 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4851 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4852 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4853 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4854 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4855 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4856 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4857 Update or set attributes.
4858 (stack_tie): New fake instruction.
4860 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4861 (m68k_sched_attr_size): Update declaration.
4862 (m68k_sched_attr_type2): Remove.
4863 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4864 Declare new bypass predicates.
4866 * config/m68k/m68k.c (m68k_sched_issue_rate,
4867 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4869 (TARGET_SCHED_ISSUE_RATE,
4870 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4871 (override_options): Handle scheduling for ColdFire V4 core.
4872 (m68k_expand_prologue): Emit stack_tie.
4873 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4874 'OP_TYPE_FPN'. Update all uses.
4875 (sched_guess_p): Remove.
4876 (sched_address_type): Handle symbolic addresses.
4877 (sched_get_operand): New static function.
4878 (sched_operand_type): Merge into sched_attr_op_type.
4879 (sched_attr_op_type): Handle FP registers, handle quick constants,
4881 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4882 (m68k_sched_attr_size): Update. Move logic to ...
4883 (sched_get_attr_size_int): New static function.
4884 (sched_get_opxy_mem_type): New static function.
4885 (m68k_sched_attr_op_mem): Update.
4886 (m68k_sched_attr_type2): Remove.
4887 (sched_cfv4_bypass_data): New static variable.
4888 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4889 (m68k_sched_issue_rate): Implement scheduler hook.
4890 (struct _sched_ib: enabled_p): New field.
4891 (m68k_sched_variable_issue): Update. Handle V4.
4892 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4893 sched_dump_class_func_t, sched_dump_split_class,
4894 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4895 sched_dump_dfa_class, m68k_sched_dump): Remove.
4896 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4898 (m68k_sched_init_global): Remove statisctics dumping, introduce
4899 sanity check that all instructions have pipeline reservations. Handle
4901 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4902 Handle ColdFire V4 core.
4903 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4904 New static functions.
4905 (m68k_sched_address_bypass_p): New bypass predicate.
4906 (sched_get_indexed_address_scale): New static function.
4907 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4909 * cf.md: Update comments.
4910 (define_attr type2): Remove. Use 'type' attribute instead.
4912 (cf_ib): Rename to cfv123_ib. Update all uses.
4913 (cf_oep): Rename to cfv123_oep. Update all uses.
4914 (cf_chr): Rename to cfv123_chr. Update all uses.
4915 (cf_mem): Rename to cfv123_mem. Update all uses.
4916 (cf_mac): Move to more appropriate place.
4917 (cfv123_guess): New automaton and cpu_unit.
4918 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4919 Update uses of 'size' attribute. Handle before reload scheduling.
4920 (cfv123_guess): New dummy reservation for unhandled instructions.
4921 (cfv4_*): Pipeline description of ColdFire V4 core.
4922 (ignore): New reservation to handle 'ignore' type.
4924 2008-05-07 Ian Lance Taylor <iant@google.com>
4927 * gimplify.c (find_single_pointer_decl_1): Don't look through
4929 (find_single_pointer_decl): Adjust comments.
4931 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4934 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4935 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4938 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4939 integral type rather than floating point, then VIEW_CONVERT_EXPR
4940 to the floating point type.
4942 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4944 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4945 TFmode op0 to register.
4947 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4949 * c-decl.c (grokdeclarator): Comment typo.
4951 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4953 * tree-flow.h: Remove prototype for computed_goto_p.
4954 * tree-cfg.c (computed_goto_p): Make static.
4956 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4959 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4960 (contains_aligned_value_p): This. Handle _Decimal128.
4961 (ix86_function_arg_boundary): Only align _Decimal128 to its
4962 natural boundary and handle it properly.
4964 2008-05-06 Martin Jambor <mjambor@suse.cz>
4966 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4967 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4968 (ipcp_method_set_orig_node): Removed.
4969 (ipcp_cval_get_cvalue_type): Removed.
4970 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4971 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4972 (ipcp_cval_set_cvalue_type): Removed.
4973 (ipcp_cval_get_cvalue): Removed.
4974 (ipcp_cval_set_cvalue): Removed.
4975 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4976 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4977 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4978 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4979 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4980 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4981 (ipcp_get_ith_lattice): Changed parameters.
4982 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4983 (ipcp_lattice_from_jfunc): Changed parameters.
4984 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4985 (ipcp_method_cval_print): Added temporary variable info.
4986 (ipcp_redirect): Removed already unused local variable caller.
4987 (ipcp_redirect): New temporary variable orig_callee_info
4988 (ipcp_redirect): Removed newly unused local variable callee.
4989 (ipcp_redirect): Removed (a bit confusing) local variable type.
4990 (ipcp_insert_stage): Added local variable info.
4991 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4993 (ipcp_formal_create): Removed.
4994 (ipcp_method_cval_set): Removed.
4995 (ipcp_propagate_stage): Renamed lattice variables.
4996 (ipcp_method_cval_set_cvalue_type): Removed.
4997 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4998 (ipcp_print_all_lattices): Changed printed strings to refer to
4999 lattices rather than cvals.
5000 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5001 (ipcp_propagate_const): Changed formal parameters.
5002 (build_const_val): Changed formal parameters.
5003 (ipcp_insert_stage): Removed useless variable cvalue
5004 (build_const_val): Changed formal parameters.
5005 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5006 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5007 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5008 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5009 (ipcp_print_func_profile_counts): Changed string from "method" to
5011 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5012 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5013 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5014 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5015 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5016 (ipcp_lat_is_const): Changed parameters and made inline.
5017 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5018 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5019 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5020 the predicate condition directly
5021 (ipcp_propagate_stage): Added local variable args. Removed local
5022 variable callee. (Both are mere code simplifications.)
5023 (ipcp_method_dont_insert_const): Renamed to
5024 ipcp_node_not_modifiable_p.
5025 (ipcp_node_not_modifiable_p): Made inline.
5026 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5027 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5028 (ipcp_print_all_lattices): Removed variable cvalue
5029 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5032 2008-05-06 Olivier Hainque <hainque@adacore.com>
5034 * tree-sra.c (try_instantiate_multiple_fields): Early return
5035 if field has POINTER_TYPE.
5037 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5039 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5040 by using 'q' specifier for instruction.
5041 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5043 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5045 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5046 Change mode of zero_extract from QImode to HImode.
5047 (sign bit tests peepholes): (Ditto.).
5049 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/mmx.md: Remove double backslashes from asm templates.
5052 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5053 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5054 to handle nonimmediate operands.
5055 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5056 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5057 to handle nonimmediate operands.
5058 (*mmx_<code>v2sf3_finite): New insn pattern.
5059 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5060 (mmx_<code>v2sf3): New expander. Use
5061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5062 (mmx_<plusminus_insn><mode>3): New expander. Use
5063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5064 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5065 (mmx_add<mode>3): Removed.
5066 (mmx_ssadd<mode>3): Ditto.
5067 (mmx_usadd<mode>3): Ditto.
5068 (mmx_sub<mode>3): Ditto.
5069 (mmx_sssub<mode>3): Ditto.
5070 (mmx_ussub<mode>3): Ditto.
5071 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5072 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5073 to handle nonimmediate operands.
5074 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5076 (mmx_smulv4hi3_highpart): New expander. Use
5077 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5078 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5080 (mmx_umulv4hi3_highpart): New expander. Use
5081 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5082 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5083 (mmx_<code>v4hi3): New expander. Use
5084 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5085 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5086 (mmx_<code>v8qi3): New expander. Use
5087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5088 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5089 (mmx_<code><mode>3): New expander. Use
5090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5092 2008-05-05 Jan Hubicka <jh@suse.cz>
5094 PR tree-optimization/36118
5095 * passes.c (pass_init_dump_file): Fix dump header.
5097 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5101 VCE for function decls.
5103 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5105 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5107 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5109 * config/i386/i386.md (sat_plusminus): New.
5110 (plusminus_insn): Likewise.
5111 (plusminus_mnemonic): Likewise.
5113 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5114 (*<addsub><mode>3_cc_overflow): Renamed to ...
5115 (*<plusminus_insn><mode>3_cc_overflow): This.
5116 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5117 (*<plusminus_insn>si3_zext_cc_overflow): This.
5119 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5120 (<plusminus_insn><mode>3): This.
5121 (*<addsub><mode>3): Renamed to ...
5122 (*<plusminus_insn><mode>3): This.
5123 (<sse>_vm<addsub><mode>3): Renamed to ...
5124 (<sse>_vm<plusminus_insn><mode>3): This.
5125 (sse3_h<addsub>v4sf3): Renamed to ...
5126 (sse3_h<plusminus_insn>v4sf3): This.
5127 (sse3_h<addsub>v2df3): Renamed to ...
5128 (sse3_h<plusminus_insn>v2df3): This.
5129 (<plusminus_insn><mode>3): New.
5130 (*<plusminus_insn><mode>3): Likewise.
5131 (sse2_<plusminus_insn><mode>3): Likewise.
5132 (add<mode>): Removed.
5133 (*add<mode>3): Likewise.
5134 (sse2_ssadd<mode>3): Likewise.
5135 (sse2_usadd<mode>3): Likewise.
5136 (sub<mode>3): Likewise.
5137 (*sub<mode>3): Likewise.
5138 (sse2_sssub<mode>3): Likewise.
5139 (sse2_ussub<mode>3): Likewise.
5141 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5143 * gthr-single.h: Add in required interface elements as per gthr.h.
5144 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5145 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5146 Generalize UNUSED macro.
5147 (__gthread_once): Add.
5148 (__gthread_key_create): Add.
5149 (__gthread_key_delete): Add.
5150 (__gthread_getspecific): Add.
5151 (__gthread_setspecific): Add.
5153 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5156 the same size types for the indirect reference on the rhs, then
5159 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.md
5162 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5163 one insn template instead of template series.
5164 (*xordi_1_rex64): Ditto.
5165 (*xordi_2_rex64): Ditto.
5167 2008-05-05 Ira Rosen <irar@il.ibm.com>
5169 PR tree-optimization/36119
5170 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5173 2008-06-04 Jan Hubicka <jh@suse.cz>
5175 tree-optimization/36100
5176 * tree-pass.h (pass_O0_always_inline): Declare.
5177 * ipa-inline.c (inline_transform): Remove dead code.
5178 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5179 pass_O0_always_inline): New.
5180 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5182 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5184 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5185 mnemonic in this_param move for TARGET_64BIT.
5187 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5190 (*strmovsi_rex_1): Ditto.
5191 (*strsetsi_1): Ditto.
5192 (*strsetsi_rex_1): Ditto.
5194 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5195 adddicc expanders using SWI mode iterator.
5197 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5203 2008-05-04 David S. Miller <davem@davemloft.net>
5205 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5206 (sparc*-*-linux*): Use linux.h in tm_file.
5207 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5208 compiler defaulting to 32-bit.
5209 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5211 * config/sparc/linux.h: Remove definitions now obtained
5212 properly from linux.h
5213 * config/sparc/linux64.h: Likewise.
5214 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5215 don't want this setting for 32-bit builds in a biarch compiler.
5216 * doc/install.texi: Add sparc-linux to list of targets
5217 supporting --enable-targets=all.
5219 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5221 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5223 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5225 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5226 after V4SI_FTYPE_V8HI.
5227 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5228 case V4SI_FTYPE_V2DF.
5230 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5232 * doc/invoke.texi (max-flow-memory-locations): Removed.
5233 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5235 2008-05-03 Richard Guenther <rguenther@suse.de>
5238 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5240 2008-05-02 David S. Miller <davem@davemloft.net>
5242 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5244 2008-05-02 Simon Baldwin <simonb@google.com>
5247 * c-common.h (warn_array_subscript_range): Removed.
5248 * c-common.c (warn_array_subscript_range): Ditto.
5249 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5250 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5252 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5254 * config/i386/i386.c (ix86_special_builtin_type): New.
5255 (bdesc_special_args): Likewise.
5256 (ix86_expand_special_args_builtin): Likewise.
5257 (ix86_init_mmx_sse_builtins): Updated.
5258 (ix86_expand_builtin): Updated.
5259 (ix86_expand_store_builtin): Removed.
5260 (ix86_expand_unop_builtin): Likewise.
5262 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5263 * config/i386/mmintrin.h (__v2sf): Here.
5265 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5267 (_mm_loadl_pi): Likewise.
5268 (_mm_storeh_pi): Replace __v2si with __v2sf.
5269 (_mm_storel_pi): Likewise.
5271 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5272 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5273 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5274 __builtin_ia32_loadlpd.
5276 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5278 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5279 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5280 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5281 (ix86_init_mmx_sse_builtins): Updated.
5282 (ix86_expand_args_builtin): Likewise.
5283 (ix86_expand_builtin): Likewise.
5284 (ix86_expand_unop1_builtin): Renamed to ...
5285 (ix86_expand_unop_vec_merge_builtin): This.
5287 2008-05-01 Jan Hubicka <jh@suse.cz>
5290 * ipa-inline.c (inline_generate_summary): Make static.
5291 (inline_transform): Do not call inlining at -O0; make static.
5292 * passes.c (execute_todo): Add sanity check.
5293 (execute_one_ipa_transform_pass): Execute proper flags.
5295 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5297 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5298 (DECL_NONADDRESSABLE_P): Likewise.
5299 * alias.c (record_component_aliases): Fix comment.
5301 2008-05-01 Simon Baldwin <simonb@google.com>
5303 * c-common.h (warn_array_subscript_range): New function.
5304 * c-common.c (warn_array_subscript_range): Ditto.
5305 * tree-vrp.c (check_array_ref): Corrected code to agree with
5306 comment, ignoring only arrays of size 0 or size 1.
5307 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5309 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5311 * config/i386/i386.c (ix86_builtin_type): Replace
5312 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5313 (bdesc_args): Updated.
5314 (ix86_init_mmx_sse_builtins): Likewise.
5315 (ix86_expand_args_builtin): Likewise.
5317 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5320 * doc/extend.texi: Correct __builtin_ia32_palignr.
5322 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5325 * config/i386/i386.c (bdesc_crc32): Removed.
5326 (ix86_expand_crc32): Likewise.
5327 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5328 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5329 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5330 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5331 UINT_FTYPE_UINT_UCHAR.
5332 (bdesc_args): Updated. Add crc32 builtins.
5333 (ix86_init_mmx_sse_builtins): Updated.
5334 (ix86_expand_args_builtin): Updated to support subreg.
5336 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5338 2008-05-01 Jan Hubicka <jh@suse.cz>
5340 * tree-pass.h (opt_pass): Add IPA_PASS.
5341 (varpool_node, cgraph_node): Forward declare.
5342 (ipa_opt_pass): Define.
5343 (pass_ipa_inline): Turn into ipa_opt_pass.
5344 (pass_apply_inline): Remove.
5345 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5346 (apply_inline): Turn into ....
5347 (inline_transform): ... this one.
5348 (inline_generate_summary): New function.
5349 (pass_apply_inline): Remove.
5350 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5352 (struct function): Add ipa_transforms_to_apply.
5353 * passes.c (register_one_dump_file): Work on IPA_PASS.
5354 (init_optimization_passes): Remove pass_inline_parameters and
5356 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5357 (execute_one_pass) ... here; apply transforms when possible.
5358 (add_ipa_transform_pass, execute_ipa_summary_asses,
5359 execute_one_ipa_transform_pass): New.
5360 (execute_ipa_pass_list): Update for IPA_PASS type.
5362 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5364 * config/i386/i386.c (ix86_builtin_type): Add
5365 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5366 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5367 (bdesc_args): Add SSE4a builtins.
5368 (ix86_init_mmx_sse_builtins): Updated.
5369 (ix86_expand_args_builtin): Likewise.
5370 (ix86_expand_builtin): Likewise.
5372 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5374 * config/i386/i386.c (ix86_builtin_type): Add
5375 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5376 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5377 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5378 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5379 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5380 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5381 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5382 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5383 and DI_FTYPE_DI_DI_INT.
5384 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5385 (ix86_init_mmx_sse_builtins): Updated.
5386 (ix86_expand_args_builtin): Likewise.
5387 (ix86_expand_builtin): Likewise.
5388 (ix86_expand_binop_imm_builtin): Removed.
5390 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5392 2008-04-30 Richard Guenther <rguenther@suse.de>
5394 PR tree-optimization/32921
5395 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5397 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5399 * config/arm/arm.c (arm_unwind_emit): Use
5400 crtl->all_throwers_are_sibcalls instead of
5401 cfun->all_throwers_are_sibcalls.
5402 (arm_output_fn_unwind): Likewise.
5403 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5404 instead of cfun->uses_pic_offset_table.
5405 (frv_expand_prologue): Likewise.
5406 (frv_frame_pointer_required): Likewise.
5407 (frv_expand_fdpic_call): Likewise.
5408 (frv_emit_movsi): Likewise.
5409 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5410 cfun->returns_pcc_struct instead of
5411 current_function_returns_pcc_struct.
5412 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5413 instead of cfun->calls_eh_return.
5414 (m32c_pushm_popm): Likewise.
5415 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5416 "extern" declaration.
5418 2008-04-30 Richard Guenther <rguenther@suse.de>
5420 PR tree-optimization/21636
5421 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5423 (evaluate_stmt): Print the likely value.
5424 (ccp_visit_stmt): Avoid excessive vertical spacing.
5426 2008-04-30 Rafael Espindola <espindola@google.com>
5428 * builtins.c (fold_call_expr): Return realret.
5429 * tree-ssa-threadedge.c
5430 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5431 __builtin_object_size.
5433 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5435 * gcc.c (wrapper_string): New variable.
5436 (insert_wrapper): New function.
5437 (execute): New option -wrapper.
5438 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5440 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5442 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5443 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5444 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5446 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5447 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5448 config/rs6000/e500crtres64gprctr.asm,
5449 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5450 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5451 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5452 config/rs6000/e500crtsav64gprctr.asm,
5453 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5454 config/rs6000/e500crtsavg64gprctr.asm: New files.
5455 * config/rs6000/t-ppccomm: Add build rules for new files.
5456 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5457 * config/rs6000/t-netbsd: Add build rules for new files.
5458 (LIB2FUNCS_STATIC_EXTRA): New variable.
5459 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5460 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5461 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5463 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5465 * config/i386/i386.c (ix86_builtin_type): Add
5466 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5467 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5468 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5469 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5470 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5471 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5472 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5473 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5474 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5475 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5476 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5477 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5478 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5479 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5480 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5481 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5482 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5483 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5484 V1DI_FTYPE_V2SI_V2SI.
5485 (bdesc_2arg): Moved to ...
5487 (ix86_init_mmx_sse_builtins): Updated.
5488 (ix86_expand_args_builtin): Updated. Take a pointer
5489 to const struct builtin_description. Handle comparison
5491 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5492 (ix86_expand_builtin): Updated.
5494 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5495 (ssse3_pmaddubsw128): This.
5496 (ssse3_pmaddubswv4hi3): Renamed to ...
5497 (ssse3_pmaddubsw): This.
5499 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5500 (__builtin_ia32_packssdw128): Likewise.
5501 (__builtin_ia32_packuswb128): Likewise.
5502 (__builtin_ia32_pmaddubsw): Likewise.
5503 (__builtin_ia32_pmaddubsw128): Likewise.
5505 2008-04-30 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/14847
5508 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5509 (recognize_bits_test): Use it.
5510 (recognize_single_bit_test): Likewise.
5512 2008-04-30 Martin Jambor <mjambor@suse.cz>
5514 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5515 instead of setting number of formal parameters to zero.
5516 (ipcp_init_stage): Do not set the number of actual parameters to zero
5518 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5519 which are called with variable number of arguments.
5520 (ipcp_insert_stage): Explicitely skipping all nodes which are
5521 called with variable number of arguments.
5522 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5523 number of parameters.
5525 * ipa-prop.h (struct ipa_node_params): Added flag
5526 called_with_var_arguments
5527 (ipa_set_param_count): Added. Changed sole setter to use it.
5528 (ipa_get_param_count): Added. All readers of param_count
5529 converted to use it instead.
5530 (ipa_set_called_with_variable_arg): Added.
5531 (ipa_is_called_with_var_arguments): Added.
5532 (ipa_get_ith_param): Added. All readers of param_decls converted
5534 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5536 (ipa_get_cs_argument_count): Added, all readers of argument_count
5538 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5541 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5542 (struct ipcp_lattice): Renamed cval_type to type
5543 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5545 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5546 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5547 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5548 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5549 (build_const_val): Changed the type of parameter cvalue to tree
5550 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5551 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5553 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5556 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5557 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5558 (ipa_add_method): Renamed to ipa_push_func_to_list
5559 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5560 (ipa_callsite_param_count): Removed.
5561 (ipa_callsite_param_count_set): Removed.
5562 (ipa_callsite_param): Removed.
5563 (ipa_callsite_callee): Removed.
5564 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5565 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5566 (ipa_method_formal_count): Removed.
5567 (ipa_method_formal_count_set): Removed.
5568 (ipa_method_get_tree): Removed.
5569 (ipa_method_tree_map_create): Removed.
5570 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5571 (ipa_create_param_decls_array): Creates the array itself
5572 (ipa_create_param_decls_array): Temporary variable info instead of
5574 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5575 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5576 (get_type): Removed.
5577 (ipa_jf_get_info_type): Removed.
5578 (ipa_node_create): Renamed to ipa_create_node_params
5579 (ipa_free): Renamed to ipa_free_all_node_params
5580 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5581 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5582 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5583 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5584 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5585 ipa_free_all_edge_args
5586 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5587 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5588 (ipa_create_methodlist_node): Removed.
5589 (ipa_methodlist_method): Removed.
5590 (ipa_methodlist_method_set): Removed.
5591 (ipa_methodlist_next_method): Removed.
5592 (ipa_methodlist_next_method_set): Removed.
5593 (ipa_method_is_modified): Removed.
5594 (ipa_method_modify_create): Removed.
5595 (ipa_method_modify_init): Temporary variable info instead of a few
5597 (ipa_detect_param_modifications): Temporary variable info instead of
5599 (ipa_compute_jump_functions): Temporary variable info instead of
5601 (ipa_method_modify_set): Removed.
5602 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5603 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5604 than craph_node as the first parameter.
5605 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5606 (ipa_method_modify_init): Removed.
5607 (ipa_compute_jump_functions): Added a temp variable instead of
5608 repeatadly dereferencing the cgraph_edge.aux pointer
5609 (ipa_callsite_param_set_type): Removed.
5610 (ipa_compute_jump_functions): i renamed to index and moved to
5612 (ipa_callsite_param_set_info_type_formal): Removed.
5613 (ipa_callsite_param_set_info_type): Removed.
5614 (ipa_callsite_param_map_create): Removed.
5615 (ipa_callsite_tree): Removed.
5616 (ipa_callsite_caller): Removed.
5617 (ipa_pop_func_from_list): return_method removed to return_func
5619 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5620 prefixed all values with IPA_. Changed all users.
5621 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5622 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5623 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5624 (union parameter_info): Renamed to jump_func_value.
5625 (union jump_func_value): Renamed value to constant
5626 (struct ipa_jump_func): Renamed info_type to value
5627 (struct ipa_node): Renamed to ipa_node_params
5628 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5629 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5630 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5631 (struct ipa_edge): Renamed to ipa_edge_args
5632 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5633 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5634 (struct ipa_methodlist): Renamed to ipa_func_list
5635 (struct ipa_func_list): method_p renamed to node, next_method
5637 (ipa_methodlist_p): Removed, switched all users to struct pointer
5638 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5640 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5642 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5643 (rs6000_emit_epilogue): Use backchain to restore only when we
5644 have a large frame. Make use of frame pointer to restore if we
5645 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5647 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5649 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5650 Add mode to zero_extract.
5651 (sign bit tests peepholes): (Ditto.).
5653 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5655 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5656 Instructions in comments with SSE3.
5657 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5658 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5659 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5660 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5661 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5662 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5663 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5664 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5665 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5666 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5667 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5668 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5669 (bdesc_sse_args): Renamed to ...
5670 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5671 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5672 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5674 (bdesc_1arg): Moved to ...
5676 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5677 Instructions in comments with SSE3.
5678 (ix86_expand_sse_operands_builtin): Renamed to ...
5679 (ix86_expand_args_builtin): This. Updated.
5680 (ix86_expand_unop1_builtin): Update comments.
5681 (ix86_expand_builtin): Updated.
5683 2008-04-29 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/36078
5686 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5687 Update virtual SSA form after cleaning up the CFG.
5689 2008-04-29 Richard Guenther <rguenther@suse.de>
5692 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5694 2008-04-29 Richard Guenther <rguenther@suse.de>
5696 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5697 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5698 (compute_flow_insensitive_aliasing): Do not treat
5699 PTR_IS_REF_ALL pointers special.
5700 (get_smt_for): Likewise.
5701 (may_alias_p): Re-structure.
5702 (is_escape_site): A ref-all pointer conversion is not an escape site.
5703 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5704 PTR_IS_REF_ALL pointers special.
5705 * tree-ssa-structalias.h (struct alias_info): Remove
5706 ref_all_symbol_mem_tag field.
5707 (PTR_IS_REF_ALL): Remove.
5709 2008-04-29 Richard Guenther <rguenther@suse.de>
5712 * fold-const.c (extract_muldiv_1): In combining division constants
5713 make sure to never overflow.
5715 2008-04-29 Nick Clifton <nickc@redhat.com>
5717 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5719 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5722 * optc-gen.awk: Work around HP-UX/IA awk bug.
5724 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5726 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5729 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5732 * config/i386/i386.md
5733 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5734 Change operand 1 predicate to nonimmediate_operand.
5736 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5739 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5741 * gengtype.c (walk_type, write_func_for_structure): Handle
5743 * doc/gty.texi: Document chain_circular.
5745 2008-04-28 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/36066
5748 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5751 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5754 * config/i386/i386.md
5755 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5756 Use match_scratch instead of match_operand for operands 3 and 4.
5758 2008-04-27 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/18754
5761 PR tree-optimization/34223
5762 * tree-pass.h (pass_complete_unrolli): Declare.
5763 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5764 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5765 Rewrite loop into loop closed SSA form if it is not already.
5766 (tree_unroll_loops_completely): Re-structure to iterate over
5767 innermost loops with intermediate CFG cleanups.
5768 Unroll outermost loops only if requested or the code does not grow
5770 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5771 loops are available.
5772 (tree_vectorize): Instead do so here.
5773 (tree_complete_unroll): Also unroll outermost loops.
5774 (tree_complete_unroll_inner): New function.
5775 (gate_tree_complete_unroll_inner): Likewise.
5776 (pass_complete_unrolli): New pass.
5777 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5778 uses outside of the loop.
5779 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5780 form if it is available.
5781 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5782 * passes.c (init_optimization_passes): Schedule complete inner
5783 loop unrolling pass before the first CCP pass after final inlining.
5785 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5787 * targhooks.h (default_emutls_var_fields,
5788 default_emutls_var_init): Declare.
5789 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5790 * target.h (struct gcc_target): Add struct emutls member.
5791 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5792 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5793 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5794 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5795 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5796 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5797 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5798 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5799 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5800 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5801 emit debug information.
5802 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5803 * varasm.c: Include targhooks.h.
5804 (emutls_object_section, emutls_tmpl_section): New.
5805 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5806 (EMUTLS_SEPARATOR): New.
5808 (get_emutls_object_name): New.
5809 (default_emutls_var_fields): New, broken out of ...
5810 (get_emutls_object_type): ... here. Adjust to use target hooks.
5811 (get_emutls_init_templ_addr): Adjust to use target hooks.
5812 (emutls_decl): Adjust to use target hooks.
5813 (emutls_finish): Likewise.
5814 (default_emutls_var_init): New, broken out of ...
5815 (assemble_variable): ... here. Adjust to use target hooks.
5816 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5818 * c-common.c (handle_section_attribute): Prevent overriding
5819 sections for emulated tls with special sections.
5820 * config/i386/i386.c (x86_64_elf_select_section): Add
5821 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5822 (x86_64_elf_unique_section): Likewise.
5823 * config/vxworks.c: Include tree.h.
5824 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5825 (vxworks_override_options): Set TLS scheme.
5826 * doc/tm.texi (Emulated TLS): New node.
5828 2008-04-26 Simon Baldwin <simonb@google.com>
5831 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5832 with propagated string constants.
5834 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5836 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5837 constraint for operand 2 when operand 0 is memory operand.
5838 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5839 operand 0 is memory operand.
5840 (fix_trunc<mode>_i387_with_temp): Ditto.
5841 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5842 operand 2 when operand 1 is memory operand.
5843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5844 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5845 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5846 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5847 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5848 operands 2,3 and 4 when operand 1 is memory operand.
5849 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5851 (fistdi2_floor_with_temp): Ditto.
5852 (fist<mode>2_floor_with_temp): Ditto.
5853 (fistdi2_ceil_with_temp): Ditto.
5854 (fist<mode>2_ceil_with_temp): Ditto.
5855 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5857 2008-04-26 David Daney <ddaney@avtrex.com>
5859 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5861 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5862 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5863 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5864 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5865 (compare_and_swap_12): New insn.
5866 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5867 * config/mips/mips.c (mips_force_binary): New function.
5868 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5869 (mips_expand_compare_and_swap_12): New function.
5870 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5872 2008-04-25 Jan Hubicka <jh@suse.cz>
5875 * cfgexpand.c (pass_expand): Turn into RTL pass.
5876 * passes.c (execute_one_pass): Do pass typechecking after execution.
5877 * tree-pass.h (pass_expand): Turn into RTL pass.
5879 * function.h (struct rtl_data): Move here fields
5880 accesses_prior_frames, calls_eh_return, saves_all_registers,
5881 has_nonlocal_goto, has_asm_statement, is_thunk,
5882 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5883 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5884 arg_pointer_save_area_init from struct function; turn into bool.
5885 (struct function): Move
5886 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5887 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5888 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5889 tail_call_emit, arg_pointer_save_area_init
5890 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5891 (current_function_returns_struct, current_function_returns_pcc_struct,
5892 current_function_calls_setjmp, current_function_calls_alloca,
5893 current_function_accesses_prior_frames,
5894 current_function_calls_eh_return, current_function_is_thunk,
5895 current_function_stdarg, current_function_profile,
5896 current_function_limit_stack, current_function_uses_pic_offset_table,
5897 current_function_uses_const_pool, current_function_has_nonlocal_label,
5898 current_function_saves_all_registers,
5899 current_function_has_nonlocal_goto,
5900 current_function_has_asm_statement): Remove accesor macros.
5901 * ra-conflict.c (global_conflicts): Update.
5902 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5903 (suitable_for_tail_call_opt_p): Update.
5904 * builtins.c (expand_builtin_return_addr): Update.
5905 (expand_builtin_setjmp_setup): Update.
5906 (expand_builtin_nonlocal_goto): Update.
5907 * final.c (final_start_function): Update.
5908 (profile_function): Update.
5909 (leaf_function_p): Update.
5910 (only_leaf_regs_used): Update.
5911 * df-scan.c (df_get_exit_block_use_set): Update.
5912 * dojump.c (clear_pending_stack_adjust): Update.
5913 * tree-stdarg.c (gate_optimize_stdarg): Update.
5914 * gimple-low.c (lower_function_body): Update.
5915 * global.c (compute_regsets): Update.
5916 (global_alloc): Update.
5917 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5918 * expr.c (expand_assignment): Update.
5919 * dse.c (dse_step0): Update.
5920 (dse_step1): Update.
5921 * c-decl.c (store_parm_decls): Update.
5922 * local-alloc.c (combine_regs): Update.
5923 (find_free_reg): Update.
5924 * function.c (assign_parms_augmented_arg_list): Update.
5925 (assign_parm_find_data_types): Update.
5926 (assign_parms): Update.
5927 (allocate_struct_function): Update.
5928 (expand_function_start): Update.
5929 (expand_function_end): Update.
5930 (get_arg_pointer_save_area): Update.
5931 (thread_prologue_and_epilogue_insns): Update.
5932 (rest_of_match_asm_constraints): Update.
5933 * stor-layout.c (variable_size): Update.
5934 * gcse.c (gcse_main): Update.
5935 (bypass_jumps): Update.
5936 * gimplify.c (gimplify_function_tree): Update.
5937 * calls.c (emit_call_1): Update.
5938 (expand_call): Update.
5939 * bt-load.c (compute_defs_uses_and_gen): Update.
5940 * except.c (sjlj_assign_call_site_values): Update.
5941 (sjlj_emit_function_enter): Update.
5942 (can_throw_external): Update.
5943 (set_nothrow_function_flags): Update.
5944 (expand_builtin_unwind_init): Update.
5945 (expand_eh_return): Update.
5946 (convert_to_eh_region_ranges): Update.
5947 (output_function_exception_table): Update.
5948 * emit-rtl.c (gen_tmp_stack_mem): Update.
5949 * cfgexpand.c (expand_used_vars): Update.
5950 (tree_expand_cfg): Update.
5951 * cfgcleanup.c (rest_of_handle_jump): Update.
5952 * explow.c (allocate_dynamic_stack_space): Update.
5953 * varasm.c (assemble_start_function): Update.
5954 (force_const_mem): Update.
5955 (mark_constant_pool): Update.
5956 * tree-optimize.c (tree_rest_of_compilation): Update.
5957 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5958 * tree-cfg.c (notice_special_calls): Update.
5959 (is_ctrl_altering_stmt): Update.
5960 (tree_can_make_abnormal_goto): Update.
5961 (tree_purge_dead_abnormal_call_edges): Update.
5962 * config/alpha/predicates.md: Update.
5963 * config/alpha/alpha.c (alpha_sa_mask): Update.
5964 (alpha_sa_size): Update.
5965 (alpha_does_function_need_gp): Update.
5966 (alpha_expand_prologue): Update.
5967 (alpha_start_function): Update.
5968 (alpha_output_function_end_prologue): Update.
5969 (alpha_expand_epilogue): Update.
5970 * config/frv/frv.c (frv_stack_info): Update.
5971 (frv_expand_epilogue): Update.
5972 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5973 (s390_register_info): Update.
5974 (s390_frame_info): Update.
5975 (s390_init_frame_layout): Update.
5976 (s390_can_eliminate): Update.
5977 (save_gprs): Update.
5978 * config/spu/spu.c (spu_split_immediate): Update.
5979 (need_to_save_reg): Update.
5980 (spu_expand_prologue): Update.
5981 (spu_expand_epilogue): Update.
5982 * config/sparc/sparc.md: Update.
5983 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5984 (sparc_tls_got): Update.
5985 (legitimize_pic_address): Update.
5986 (sparc_emit_call_insn): Update.
5987 (sparc_expand_prologue): Update.
5988 (output_return): Update.
5989 (print_operand): Update.
5990 (sparc_function_ok_for_sibcall): Update.
5991 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5992 * config/m32r/m32r.md: Update.
5993 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5994 (m32r_compute_frame_size): Update.
5995 (m32r_expand_prologue): Update.
5996 (m32r_expand_epilogue): Update.
5997 (m32r_legitimize_pic_address): Update.
5998 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5999 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6000 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6002 (ix86_save_reg): Update.
6003 (ix86_compute_frame_layout): Update.
6004 (ix86_expand_prologue): Update.
6005 (ix86_expand_epilogue): Update.
6006 * config/sh/sh.c (output_stack_adjust): Update.
6007 (calc_live_regs): Update.
6008 (sh5_schedule_saves): Update.
6009 (sh_expand_prologue): Update.
6010 (sh_expand_epilogue): Update.
6011 (sh_setup_incoming_varargs): Update.
6012 (sh_allocate_initial_value): Update.
6013 (sh_get_pr_initial_val): Update.
6014 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6015 * config/sh/sh.md (label:): Update.
6016 * config/avr/avr.c (out_movhi_mr_r): Update.
6017 * config/crx/crx.h (enum): Update.
6018 * config/xtensa/xtensa.h (along): Update.
6019 * config/stormy16/stormy16.c Update.
6020 (xstormy16_compute_stack_layout): Update.
6021 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6022 (fr30_expand_prologue): Update.
6023 * config/cris/cris.c (cris_conditional_register_usage): Update.
6024 (cris_reg_saved_in_regsave_area): Update.
6025 (cris_initial_frame_pointer_offset): Update.
6026 (cris_simple_epilogue): Update.
6027 (cris_expand_prologue): Update.
6028 (cris_expand_epilogue): Update.
6029 (cris_expand_pic_call_address): Update.
6030 (cris_asm_output_symbol_ref): Update.
6031 (cris_asm_output_label_ref): Update.
6032 * config/cris/cris.md Update.
6033 * config/iq2000/iq2000.c (compute_frame_size): Update.
6034 (iq2000_expand_epilogue): Update.
6035 * config/mt/mt.h (save_direction): Update.
6036 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6037 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6038 (ia64_secondary_reload_class): Update.
6039 * config/m68k/m68k.c (m68k_save_reg): Update.
6040 (m68k_expand_prologue): Update.
6041 (m68k_expand_epilogue): Update.
6042 (legitimize_pic_address): Update.
6043 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6044 (first_reg_to_save): Update.
6045 (first_altivec_reg_to_save): Update.
6046 (compute_vrsave_mask): Update.
6047 (compute_save_world_info): Update.
6048 (rs6000_stack_info): Update.
6049 (spe_func_has_64bit_regs_p): Update.
6050 (rs6000_ra_ever_killed): Update.
6051 (rs6000_emit_eh_reg_restore): Update.
6052 (rs6000_emit_allocate_stack): Update.
6053 (rs6000_emit_prologue): Update.
6054 (rs6000_emit_epilogue): Update.
6055 (rs6000_output_function_epilogue): Update.
6056 (output_profile_hook): Update.
6057 (rs6000_elf_declare_function_name): Update.
6058 * config/rs6000/rs6000.h (rs6000_args): Update.
6059 * config/rs6000/rs6000.md: Update.
6060 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6061 * config/arc/arc.c (arc_output_function_epilogue): Update.
6062 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6063 * config/darwin.c (machopic_function_base_name): Update.
6064 * config/score/score3.c (score3_compute_frame_size): Update.
6067 (score3_epilogue): Update.
6068 * config/score/score7.c (score7_compute_frame_size): Update.
6069 (score7_prologue): Update.
6070 (score7_epilogue): Update.
6071 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6072 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6073 * config/arm/arm.c (use_return_insn): Update.
6074 (require_pic_register): Update.
6075 (arm_load_pic_register): Update.
6076 (arm_compute_save_reg0_reg12_mask): Update.
6077 (arm_compute_save_reg_mask): Update.
6078 (thumb1_compute_save_reg_mask): Update.
6079 (output_return_instruction): Update.
6080 (arm_output_function_prologue): Update.
6081 (arm_output_epilogue): Update.
6082 (arm_get_frame_offsets): Update.
6083 (arm_expand_prologue): Update.
6084 (thumb_pushpop): Update.
6085 (thumb_exit): Update.
6086 (thumb1_expand_prologue): Update.
6087 (thumb1_expand_epilogue): Update.
6088 (arm_unwind_emit): Update.
6089 (arm_output_fn_unwind): Update.
6090 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6091 * config/arm/arm.md: Update.
6092 * config/pa/pa.md: Update.
6093 * config/pa/pa.c (legitimize_pic_address): Update.
6094 (compute_frame_size): Update.
6095 (hppa_expand_prologue): Update.
6096 (hppa_expand_epilogue): Update.
6097 (borx_reg_operand): Update.
6098 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6099 (HARD_REGNO_RENAME_OK): Update.
6100 * config/mips/mips.c (mips_global_pointer): Update.
6101 (mips_save_reg_p): Update.
6102 (mips_compute_frame_info): Update.
6103 (mips_frame_pointer_required): Update.
6104 (mips_expand_prologue): Update.
6105 (mips_expand_epilogue): Update.
6106 (mips_can_use_return_insn): Update.
6107 (mips_reorg_process_insns): Update.
6108 * config/v850/v850.c (compute_register_save_size): Update.
6109 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6110 * config/mmix/mmix.c (along): Update.
6111 (mmix_expand_epilogue): Update.
6112 * config/bfin/bfin.c (legitimize_pic_address): Update.
6113 (must_save_p): Update.
6114 (stack_frame_needed_p): Update.
6115 (add_to_reg): Update.
6116 (bfin_expand_prologue): Update.
6117 * stmt.c (expand_asm_operands): Update.
6118 * reload1.c (reload): Update.
6119 (init_elim_table): Update.
6121 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6123 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6125 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6127 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6128 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6129 (mov<mode>): Removed.
6130 (*movv4sf_internal): Likewise.
6131 (*movv2df_internal): Likewise.
6133 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6135 * config.gcc (crx-*-elf): Remove deprecation.
6137 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6139 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6140 __gcc_deregister_frame with atexit.
6141 (deregister_frame_dtor): Remove.
6143 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6144 Nathan Sidwell <nathan@codesourcery.com>
6146 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6148 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6149 (rs6000_isel): Likewise.
6150 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6151 (rs6000_isel): New variable.
6152 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6154 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6157 * c-common.c (handle_vector_size_attribute): Call
6158 lang_hooks.types.reconstruct_complex_type instead of
6159 reconstruct_complex_type.
6160 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6161 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6162 * langhooks.h (struct lang_hooks_for_types): Add
6163 reconstruct_complex_type hook.
6164 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6165 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6167 2008-04-24 Richard Guenther <rguenther@suse.de>
6169 * c-common.h (check_builtin_function_arguments): Declare.
6170 * c-common.c (validate_nargs): New function.
6171 (check_builtin_function_arguments): Likewise.
6172 * c-typeck.c (build_function_call): Call
6173 check_builtin_function_arguments.
6174 * builtins.c (fold_builtin_classify): Remove error reporting code.
6175 (fold_builtin_unordered_cmp): Likewise.
6176 (fold_builtin_1): Likewise.
6177 (fold_builtin_n): Likewise.
6179 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6181 PR tree-optimization/36008
6182 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6183 the original op1, rather than delta by step.
6185 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6186 Sebastian Pop <sebastian.pop@amd.com>
6188 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6189 eliminate_local_variables_stmt, eliminate_local_variables,
6190 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6191 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6192 of code delimited by two edges in the CFG.
6193 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6194 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6195 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6196 the case of parallelisation of reductions.
6197 (expr_invariant_in_region_p): New.
6199 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6200 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6202 2008-04-24 Ira Rosen <irar@il.ibm.com>
6203 Richard Guenther <rguenther@suse.de>
6205 PR tree-optimization/36034
6206 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6207 incapable of dealing with loads with gaps.
6209 2008-04-24 Rafael Espindola <espindola@google.com>
6211 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6212 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6213 vrp_evaluate_conditional.
6214 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6215 (vrp_evaluate_conditional): Split the cond argument.
6216 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6217 (simplify_stmt_for_jump_threading): Update call to
6218 vrp_evaluate_conditional.
6220 2008-04-24 Ira Rosen <irar@il.ibm.com>
6222 PR tree-optimization/35982
6223 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6224 interleaved data-refs are of the same type.
6226 2008-04-24 Danny Smith <dannysmith@users.net>
6228 * c-format.c (check_format_info_main): Use strncmp rather than a
6229 magic prefix to handle multichar length specs.
6230 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6231 Don't prefix "I64" and "I32" with '\0'.
6233 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6236 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6237 in registers for -m32 only if stdarg_p (fntype).
6239 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6241 PR rtl-optimization/36006
6242 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6243 temp to op0 in order to avoid invalid rtx sharing.
6245 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6247 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6248 check TREE_INVARIANT.
6249 * tree-gimple.c (is_gimple_address): New.
6250 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6251 * tree-gimple.h (is_gimple_address): New.
6252 * tree.h (decl_address_invariant_p): New.
6253 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6254 (build_string): Likewise.
6255 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6256 (tree_invariant_p_1): Likewise.
6257 (save_expr): Use it.
6258 (tree_invariant_p): New.
6259 (skip_simple_arithmetic): Use it.
6260 (stabilize_reference_1): Use it.
6261 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6263 (build1_stat): Drop code to compute TREE_INVARIANT.
6264 (build2_stat): Drop code to compute TREE_INVARIANT.
6265 (build3_stat): Drop code to compute TREE_INVARIANT.
6266 (build4_stat): Drop code to compute TREE_INVARIANT.
6267 (build5_stat): Drop code to compute TREE_INVARIANT.
6268 (build7_stat): Drop code to compute TREE_INVARIANT.
6269 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6270 * tree.h (struct tree_base): Remove invariant_flag.
6271 (TREE_INVARIANT): Remove.
6272 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6273 (fold_builtin_expect): Check TREE_CONSTANT.
6274 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6275 * c-tree.h (c_expr_to_decl): Drop third parameter.
6276 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6277 (build_c_cast): Don't set TREE_INVARIANT.
6278 (pop_init_level): Don't set TREE_INVARIANT.
6279 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6280 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6282 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6283 (gimplify_addr_expr): Adjust comment.
6284 * tree-mudflap.c (mf_build_string):
6285 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6286 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6287 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6288 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6289 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6290 * langhooks.h (struct lang_hooks): Drop third parameter from
6293 2008-04-23 Richard Guenther <rguenther@suse.de>
6295 PR tree-optimization/27799
6296 PR tree-optimization/32921
6297 PR tree-optimization/32624
6298 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6299 SMTs aliases and the tag itself into the solution.
6300 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6301 merge the points-to solution back into the SMT aliases.
6302 (may_alias_p): Use alias_set_subset_of instead of
6303 aliases_conflict_p. A pointer which points to
6304 memory with alias set zero may access any variable.
6306 2008-04-23 Richard Guenther <rguenther@suse.de>
6308 * alias.c (alias_set_subset_of): Correctly handle asking
6309 if zero is a subset of an alias set with zero child.
6310 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6311 (compute_flow_insensitive_aliasing): Correctly walk all
6312 pointers. Do not unnecessarily union sets.
6314 2008-04-23 Richard Guenther <rguenther@suse.de>
6317 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6319 2008-04-22 Tomas Bily <tbily@suse.cz>
6321 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6323 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6325 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6326 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6327 * tree-inline.c (estimate_num_insns_1): Likewise.
6328 * varasm.c (const_hash_1, compare_constant, copy_constant)
6329 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6330 * emit-rtl.c (component_ref_for_mem_expr)
6331 (set_mem_attributes_minus_bitpos): Likewise.
6332 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6333 (is_aligning_offset): Likewise.
6334 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6335 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6336 * dojump.c (do_jump): Likewise.
6337 * builtins.c (get_pointer_alignment, get_memory_rtx)
6338 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6339 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6341 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6343 PR rtl-optimization/36017
6344 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6345 expanding the library call.
6347 2008-04-22 Ian Lance Taylor <iant@google.com>
6349 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6352 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6354 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6355 of LR/CTR moves for Power6.
6357 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6360 * passes.c (init_optimization_passes): Remove
6361 pass_fast_rtl_byte_dce.
6363 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6367 builtin functions to generate faster code.
6368 (_mm_cvtpu16_ps): Ditto.
6369 (_mm_cvtpi32x2_ps): Ditto.
6371 2008-04-22 Nick Clifton <nickc@redhat.com>
6373 * common.opt (ftree-loop-distribution): Add Optimization
6376 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6377 (frv_expand_builtin_va_start): Likewise.
6379 * config/arm/arm.c (thumb_find_work_register): Fix location of
6380 argument register count.
6382 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6384 Support scheduling for ColdFire V1 and V3 microarchitecture.
6385 Improve scheduling of multiplication instructions.
6387 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6388 (mac): New instruction attribute.
6389 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6390 (m68k_sched_mac): New variable.
6391 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6392 Handle cfv1 and cfv3.
6393 (max_insn_size): New static variable.
6394 (struct _sched_ib): New type.
6395 (sched_ib): New static variable.
6396 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6397 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6398 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6400 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6401 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6402 new variables. Update.
6403 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6404 Add modeling of cfv3 instruction buffer. Update.
6405 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6406 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6407 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6408 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6409 a particular reservation applies to.
6410 (type2): Reorganize attribute values. Rename alu to alu_reg,
6411 alu_l to alu, move_l to omove. Join move to alu. Split mul
6413 (cf_ib_*): Simplify description of instruction buffer.
6414 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6415 (cf_mem): Split into cf_mem1 and cf_mem2.
6416 (cf_v2_move_??): Rename to cfv12_alu_??.
6417 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6418 (cf_v2_mul_??): Remove reservations.
6419 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6420 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6421 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6423 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6424 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6425 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6426 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6427 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6428 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6429 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6430 expansions of the above reservations for instructions of sizes
6433 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6435 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6437 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6439 * coverage.c: Include tree-pass.h.
6440 (coverage_counter_alloc): Print da_file_name to the dump file.
6442 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6444 * sbitmap.c (sbitmap_range_empty_p): New function.
6445 * sbitmap.h (sbitmap_range_empty_p): New function.
6446 * bitmap.h: Now includes obstack.h.
6448 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6449 Kenneth Zadeck <zadeck@naturalbridge.com>
6451 * dbgcnt.def (ra_byte_scan): Added.
6452 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6453 when the last hit happens for a counter.
6454 * timevar.def (TV_DF_BYTE_LR): New variable.
6455 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6456 * passes.c (pass_fast_rtl_byte_dce): New pass.
6457 * fwprop.c (update_df): Added mode to call df_ref_create.
6458 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6459 DF_REF_EXTRACT_OFFSET.
6460 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6461 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6463 (df_ref_extract): Added mode field.
6464 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6465 DF_REF_EXTRACT_OFFSET.
6466 (DF_REF_EXTRACT_MODE): New macro.
6467 (df_byte_lr_bb_info): New structure.
6468 (df_print_byte_regset, df_compute_accessed_bytes,
6469 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6470 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6471 df_byte_lr_simulate_uses,
6472 df_byte_lr_simulate_artificial_refs_at_top,
6473 df_byte_lr_simulate_artificial_refs_at_end,
6474 df_compute_accessed_bytes): New function.
6475 (df_ref_create): Add parameter.
6476 (df_byte_lr_get_bb_info): New inline function.
6477 * df-scan.c (df_ref_record, df_uses_record,
6478 df_ref_create_structure): Added mode parameter.
6479 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6480 df_defs_record, df_uses_record, df_get_conditional_uses,
6481 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6482 df_entry_block_defs_collect, df_exit_block_uses_collect):
6483 Added mode parameter to calls to df_ref_record, df_uses_record,
6484 df_ref_create_structure.
6485 (df_ref_equal_p, df_ref_compare): Added test for modes.
6486 (df_ref_create_structure): Added code to set mode. Renamed
6487 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6488 DF_REF_EXTRACT_OFFSET.
6489 * df-core.c (df_print_byte_regset): New function.
6490 * df-byte-scan.c: New file.
6491 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6492 calls to BITMAP_FREE.
6493 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6494 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6495 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6496 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6497 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6498 df_byte_lr_local_compute, df_byte_lr_init,
6499 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6500 df_byte_lr_transfer_function, df_byte_lr_free,
6501 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6502 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6503 df_byte_lr_simulate_uses,
6504 df_byte_lr_simulate_artificial_refs_at_top,
6505 df_byte_lr_simulate_artificial_refs_at_end): New function.
6506 * dce.c (byte_dce_process_block): New function.
6507 (dce_process_block): au is now passed in rather than computed
6508 locally. Changed loops that look at artificial defs to not look
6509 for conditional or partial ones, because there never are any.
6510 (fast_dce): Now is able to drive byte_dce_process_block or
6511 dce_process_block depending on the kind of dce being done.
6512 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6513 (rest_of_handle_fast_byte_dce): New function.
6514 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6515 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6517 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6520 * gcc.h: Added fortran options that take arguments to
6521 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6524 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6526 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6527 scalarization if on the LHS and not a full access.
6529 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6531 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6533 2008-04-18 Rafael Espindola <espindola@google.com>
6535 * tree-vrp.c (find_case_label_index): Fix the binary search.
6536 (find_case_label_range): New.
6537 (vrp_visit_switch_stmt): Use find_case_label_range.
6538 (simplify_switch_using_ranges): Use find_case_label_range.
6540 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6542 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6543 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6545 2008-04-18 Tom Tromey <tromey@redhat.com>
6548 * doc/cpp.texi (Implementation-defined behavior): Mention
6551 2008-04-18 Ian Lance Taylor <iant@google.com>
6553 * fold-const.c (pointer_may_wrap_p): New static function.
6554 (fold_comparison): Add another test for pointer overflow. Use
6555 pointer_may_wrap_p to disable some false positives.
6557 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6559 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6560 (fname_as_string): Match updated cpp_interpret_string prototype.
6561 (fix_string_type): Support char16_t* and char32_t*.
6562 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6563 derivative) nodes. Register as builtin if C++0x.
6564 (c_parse_error): Support CPP_CHAR{16,32}.
6565 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6566 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6567 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6568 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6569 CTI_CHAR32_ARRAY_TYPE>: New elements.
6570 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6571 char32_type_node, signed_char32_type_node, char16_array_type_node,
6572 char32_array_type_node): New defines.
6573 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6574 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6575 (lex_string): Support CPP_STRING{16,32}, match updated
6576 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6577 (lex_charconst): Support CPP_CHAR{16,32}.
6578 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6579 and CPP_STRING{16,32}.
6581 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6584 * aclocal.m4: Regenerate.
6585 * configure: Regenerate.
6587 2008-04-18 Jan Hubicka <jh@suse.cz>
6589 * except.c (dw2_size_of_call_site_table,
6590 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6592 * cgraphbuild.c (build_cgraph_edges): Update.
6593 * tree-pass.h: Update comment.
6594 * final.c (leaf_function_p): Update.
6595 (leaf_renumber_regs): Update.
6596 (rest_of_clean_state): Update.
6597 * omp-low.c (expand_omp_parallel): Update.
6598 * ipa-reference.c (analyze_function): Update.
6599 * reorg.c (find_end_label): Update.
6600 (optimize_skip): Update.
6601 (fill_simple_delay_slots): Update.
6602 (fill_simple_delay_slots): Update.
6603 (make_return_insns): Update.
6604 (dbr_schedule): Update.
6605 * gimple-low.c (record_vars_into): Update.
6606 * cfgbuild.c (make_edges): Update.
6607 * function.c (assign_stack_local): Update.
6608 (assign_parm_adjust_stack_rtl): Update.
6609 (locate_and_pad_parm): Update.
6610 (allocate_struct_function): Do not initialize stack_alignment_needed
6611 and preferred_stack_boundary here.
6612 (stack_protect_prologue): Update.
6613 (stack_protect_epilogue): Update.
6614 (expand_function_start): Initialize stack_alignment_needed,
6615 preferred_stack_boundary and max_jumptable_ents.
6616 (expand_function_end): Update.
6617 (free_after_compilation): Do not NULLify epilogue_delay_list.
6618 * function.h (struct rtl_data): Add stack_protect_guard,
6619 stack_alignment_needed,
6620 preferred_stack_boundary, epilogue_delay_list.
6621 (struct function): Remove value_histograms, stack_alignment_needed,
6622 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6624 unexpanded_var_list, stack_protect_guard.
6625 (current_function_epilogue_delay_list): Remove.
6626 * ipa-type-escape.c (analyze_function): Update.
6627 * gimplify.c (pop_gimplify_context): Update comment.
6628 * calls.c (expand_call): Update.
6629 (emit_library_call_value_1): Update.
6630 * except.c (set_nothrow_function_flags): Update.
6631 * cfgexpand.c (get_decl_align_unit): Update.
6632 (create_stack_guard): Update.
6633 (estimated_stack_frame_size): Update.
6634 (expand_used_vars): Update.
6635 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6636 * explow.c (allocate_dynamic_stack_space): Update.
6637 * tree-ssa-live.c (remove_unused_locals): Update.
6638 * varasm.c (mark_constant_pool): Update.
6639 * tree-inline.c (remap_decls): Update.
6640 (initialize_cfun): Update.
6641 (declare_return_variable): Update.
6642 (inline_forbidden_p): Update.
6643 (expand_call_inline): Update.
6644 (declare_inline_vars): Update.
6645 (tree_function_versioning): Update.
6646 * tree-flow.h (value_histograms): New.
6647 (VALUE_HISTOGRAMS): New macro.
6648 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6650 * tree-cfg.c (set_bb_for_stmt): Update.
6651 (replace_by_duplicate_decl): Update.
6652 (move_block_to_fn): Update.
6653 (new_label_mapper): Update.
6654 (dump_function_to_file): Update.
6655 * ipa-struct-reorg.c (build_data_structure): Update.
6656 * cfgrtl.c (print_rtl_with_bb): Update.
6657 * reload1.c (reload): Update.
6659 * config/i386/i386.c (setup_incoming_varargs_64,
6660 ix86_compute_frame_layout): Update.
6661 * config/arc/arc.c (arc_output_function_epilogue): Update.
6663 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6665 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6666 for FreeBSD as well.
6667 * gthr-posix95.h: Likewise.
6669 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6671 PR rtl-optimization/35838
6672 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6673 out the byte offset of the first subreg.
6675 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6678 to split_ti instead of three separate calls with single member arrays.
6679 (subti3 splitter): Ditto.
6680 (adddi3 splitter): Ditto with split_di.
6681 (subdi3 splitter): Ditto.
6682 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6683 two separate calls with single member arrays. Swap match_dup
6684 operands 1 and 2 to better fit into the array.
6685 (negdi2 splitter): Ditto with split_di.
6686 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6687 two separate calls with single member arrays. Swap match_dup operands
6688 6 and 7 to better fit into the array.
6690 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6692 * config/i386/i386.c (sse_builtin_type): New.
6693 (bdesc_sse_args): Likewise.
6694 (bdesc_sse_3arg): Removed.
6695 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6696 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6697 IX86_BUILTIN_ROUNDPS.
6698 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6699 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6700 IX86_BUILTIN_ROUNDPS.
6701 (ix86_expand_sse_4_operands_builtin): Removed.
6702 (ix86_expand_sse_operands_builtin): New.
6703 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6704 and CODE_FOR_sse4_1_roundps.
6705 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6706 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6708 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6711 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6712 regs before frame pop when needed. If use_backchain_to_restore_sp
6713 then load backchain into a temp reg to restore vr and vrsave. Add
6714 code to restore vr after frame pop if possible.
6716 2008-04-17 Richard Guenther <rguenther@suse.de>
6718 * tree-vn.c (expressions_equal_p): Do not check type
6719 equality or compatibility before calling operand_equal_p.
6720 * fold-const.c (operand_equal_p): Check equivalence of
6721 integer constants before bailing out due to signedness or
6722 precision differences.
6723 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6724 spurious differences in type qualification. Ignore types
6725 for COMPONENT_REFs at all.
6727 2008-04-17 Christian Bruel <christian.bruel@st.com>
6729 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6730 msw_skip comparison.
6732 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6735 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6738 PR tree-optimization/35899
6739 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6740 rather than TREE_OPERAND.
6742 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6746 temporary registers. Change operand predicate to general_operand.
6747 (remainderxf3): Ditto.
6749 2008-04-16 Richard Guenther <rguenther@suse.de>
6751 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6752 * tree-affine.c (aff_combination_expand): Look through some
6755 2008-04-15 Doug Kwan <dougkwan@google.com>
6757 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6759 * tree-pretty-print.c (dump_generic_node): Ditto.
6760 * final.c (output_addr_const): Ditto.
6761 * dwarf2out.c (output_cfi): Ditto.
6762 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6763 * print-rtl.c (print_rtx): Ditto.
6764 * print-tree.c (print_node_brief, print_node): Ditto.
6765 * c-common.c (match_case_to_enum_1): Ditto.
6766 * sched-vis.c (print_value): Ditto.
6767 * config/i386/i386.c (print_operand): Cast to long unsigned int
6770 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6771 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6772 MS Windows VirtualProtect function.
6774 2008-04-15 Jan Hubicka <jh@suse.cz>
6776 * gengtype.c (write_root): Param_is argument is OK.
6777 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6778 * function.h: Include varray.h
6779 (rtl_eh): New stucture based on except.c one.
6780 (call_site_record): New forward declaration and vector type.
6781 * calls.c (emit_call_1): Do not call
6782 note_current_region_may_contain_throw.
6783 * except.c (eh_status): Remove cur_region, try_region since they are
6785 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6786 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6787 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6788 Remove call_site_data_used, call_site_data_size.
6789 Turn call_site_record into vector in function.h.
6790 (note_current_region_may_contain_throw): Remove.
6791 (get_exception_pointer, get_exception_filter): Do not take struct
6792 function argument; update.
6793 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6794 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6795 build_post_landing_pads, dw2_build_landing_pads,
6796 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6797 sjlj_emit_function_enter, sjlj_emit_function_enter,
6798 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6799 sjlj_build_landing_pads, finish_eh_generation,
6800 remove_exception_handler_label, remove_eh_handler,
6801 maybe_remove_eh_handler, add_reachable_handler,
6802 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6803 add_action_record, collect_one_action_chain, add_call_site,
6804 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6805 sjlj_output_call_site_table, output_function_exception_table,
6806 * except.h (note_current_region_may_contain_throw): Remove
6807 (get_exception_pointer, get_exception_filter): Do not take struct
6809 * Makefile.in (GTFILES): Put varargs before struct function.
6811 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6813 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6814 punt for STRING_CST.
6815 (get_constraint_for): Deal with STRING_CST here instead.
6817 2008-04-15 Richard Guenther <rguenther@suse.de>
6819 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6820 statements in a basic-block with a backward walk. Do not
6821 substitute into dead statements but instead remove those.
6823 2008-04-15 Richard Guenther <rguenther@suse.de>
6825 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6826 to zero, thus disable creation of SFTs.
6828 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6830 * tree-predcom.c (suitable_reference_p): Return false if the
6831 reference can throw.
6833 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6836 * c-decl.c (finish_decl): If extern or static var has variable
6837 size, set TREE_TYPE (decl) to error_mark_node.
6839 2008-04-15 Rafael Espindola <espindola@google.com>
6841 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6844 2008-04-15 Richard Guenther <rguenther@suse.de>
6846 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6847 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6848 (visit_reference_op_load): Do walk vuse-vdef chains on
6849 vn_reference_lookup.
6850 (visit_reference_op_store): But do not here.
6851 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6852 vn_reference_lookup.
6853 (vn_lookup_with_vuses): But do so here.
6855 2008-04-14 Ian Lance Taylor <iant@google.com>
6857 * fold-const.c (fold_overflow_warning): Remove assertion.
6859 2008-04-15 Ben Elliston <bje@au.ibm.com>
6861 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6862 temp1 local variables.
6864 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6867 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6868 ".text.unlikely" section as executable.
6870 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6872 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6873 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6874 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6875 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6876 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6877 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6878 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6880 2008-04-14 Ian Lance Taylor <iant@google.com>
6882 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6883 * fold-const.c (fold_comparison): If appropriate, test
6884 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6885 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6886 reassociating a pointer type.
6887 * doc/invoke.texi (Optimize Options): Document that
6888 -fstrict-overflow applies to pointer wraparound.
6890 2008-04-13 Jan Hubicka <jh@suse.cz>
6892 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6894 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6896 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6897 we are going to "save the world".
6899 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6901 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6902 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6903 operand 0 constraint, not "=".
6905 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6907 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6909 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6911 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6912 of size of positions_needed * CHAR_BIT.
6914 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6917 * dse.c (store_info): Change positions_needed to unsigned
6919 (lowpart_bitmask): New.
6920 (record_store): Cast to unsigned HOST_WIDE_INT for
6921 positions_needed. Assert width <= size of positions_needed *
6922 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6923 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6924 lowpart_bitmask to set mask.
6926 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6928 * config/bfin/constraints.md: New file.
6929 * config/bfin/bfin.md: Include it.
6930 (adddi3): Use satisfies_constraint functions instead of the old macros.
6931 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6932 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6933 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6934 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6935 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6936 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6937 EXTRA_CONSTRAINT): Delete.
6938 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6939 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6941 * config/bfin/bfin.c: Include "tm-constrs.h".
6942 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6943 Use satisfies_constraint functions instead of the old macros.
6944 * doc/md.texi (Blackfin Constraints): Update file name reference.
6946 2008-04-11 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/35869
6949 * tree-vrp.c (execute_vrp): Move switch statement update after
6950 jump threading. Schedule another cfg cleanup run.
6952 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6955 * attribs.c (decl_attributes): Return early on errorneous node.
6957 2008-04-10 Oleg Ryjkov <olegr@google.com>
6959 * tree.h (struct tree_base): Added a new flag default_def_flag.
6960 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6962 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6964 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6966 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6969 * pa.md: Define mode iterator P. Define mode attribute dwc.
6970 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6971 (icacheflush): Likewise.
6972 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6973 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6975 2008-04-11 Ben Elliston <bje@au.ibm.com>
6977 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6979 2008-04-10 Rafael Espindola <espindola@google.com>
6981 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6982 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6983 (extract_range_from_expr): The same.
6985 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6987 * config/mips/mips.md (GPR2): New mode iterator.
6989 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6990 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6991 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6992 Rewrite these to take two modes, the mode of comparison and the
6993 mode of the destination.
6994 * config/mips/mips.c (mips_expand_scc): Instead of having
6995 paradoxical subreg as destination, expand "narrowing" scc if mode
6996 of comparison is SI and target is requested in DI mode.
6997 (mips_emit_int_order_test): Update comment. Make mode of
6998 comparison match CMP0 rather than TARGET. When creating inverse
6999 target use mode of TARGET.
7001 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7003 * gcov-dump.c (tag_summary): Only print summaries for the first
7004 GCOV_COUNTERS_SUMMABLE counters.
7006 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.md (absneg): New code iterator.
7009 (absnegprefix): New code attribute.
7010 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7011 patterns using absneg code iterator.
7012 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7013 using absneg code iterator.
7014 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7015 *neg<mode>2 patterns using absneg code iterator.
7016 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7017 *negextendsfdf2 patterns using absneg code iterator.
7018 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7019 *negextendsfxf2 patterns using absneg code iterator.
7020 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7021 *negextendsfdf2 patterns using absneg code iterator.
7022 * config/i386/sse.md (<code><mode>2): Macroize expander from
7023 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7025 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7027 * config/s390/s390.h: Remove the remains of the recent search
7028 & replace action of current_function_outgoing_args_size.
7030 2008-04-10 Ira Rosen <irar@il.ibm.com>
7032 PR tree-optimization/35821
7033 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7034 NEW_STMT_LIST is not NULL.
7036 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7039 * toplev.c (process_options): Remove -ffunction-sections debugging
7042 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7044 PR middle-end/PR28690
7045 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7046 than gen_rtx_fmt_ee to perform more canonicalizations.
7048 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7051 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7053 2008-04-09 Richard Guenther <rguenther@suse.de>
7055 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7056 (dump_function_to_file): Dump function arguments with types.
7058 2008-04-08 Richard Guenther <rguenther@suse.de>
7060 * fold-const.c (fold_widened_comparison): Do not allow
7061 sign-changes that change the result.
7063 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7066 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7067 kinds of indirect references.
7069 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7071 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7072 GNU Fortran language string.
7074 2008-04-08 Rafael Espindola <espindola@google.com>
7076 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7077 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7078 * tree.h (tree_call_nonnegative_warnv_p): New.
7080 2008-04-08 Jan Hubicka <jh@suse.cz>
7082 * function.c (free_after_compilation): Clear out regno_reg_rtx
7085 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7088 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7090 PR middle-end/PR28690
7091 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7092 same precedence as REG_POINTER and MEM_POINTER operands.
7094 2008-04-08 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7098 for adding index to base.
7100 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7102 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7103 (MINGW_ENABLE_EXECUTE_STACK): New.
7104 (IN_LIBGCC2): For libgcc include windows.h file for
7105 function declarations.
7107 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7109 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7110 and tem2 if tem1 is not a REG or MULT.
7112 2008-04-08 Jan Hubicka <jh@suse.cz>
7114 * function.h (incomming_args): Break out of struct function.
7115 (function_subsections): Break out of struct function.
7116 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7117 return_rtx and hard_reg_initial_vals from struct function.
7118 Kill inl_max_label_num.
7119 (current_function_pops_args, current_function_args_info,
7120 current_function_args_size, current_function_args_size,
7121 current_function_pretend_args_size,
7122 current_function_outgoing_args_size,
7123 current_function_internal_arg_pointer, current_function_return_rtx):
7124 Kill compatibility accestor macros.
7125 * builtins.c (expand_builtin_apply_args_1): Update.
7126 (expand_builtin_next_arg): Update.
7127 * df-scan.c (df_get_call_refs): Update.
7128 * dbxout.c (dbxout_function_end): Update.
7129 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7130 (output_line_info): Update.
7131 (secname_for_decl): Update.
7132 (dwarf2out_var_location): Update.
7133 * function.c (free_after_compilation): Update.
7134 (assign_parm_find_stack_rtl): Update.
7135 (assign_parms): Update.
7136 (expand_dummy_function_end): Update.
7137 (expand_function_end): Update.
7138 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7139 (expand_call): Update.
7140 (emit_library_call_value_1): Update.
7141 (store_one_arg): Update.
7142 * varasm.c (initialize_cold_section_name): Update.
7143 (unlikely_text_section): Update.
7144 (unlikely_text_section_p): Update.
7145 (assemble_start_function): Update.
7146 (assemble_end_function): Update.
7147 (default_section_type_flags): Update.
7148 (switch_to_section): Update.
7149 * integrate.c (set_decl_abstract_flags): Update.
7150 (get_hard_reg_initial_val): Update.
7151 (has_hard_reg_initial_val): Update.
7152 (allocate_initial_values): Update.
7153 * resource.c (init_resource_info): Update.
7154 * config/alpha/alpha.c (NUM_ARGS): Update.
7155 (direct_return): Update.
7156 (alpha_va_start): Update.
7157 (alpha_sa_size): Update.
7158 (alpha_initial_elimination_offset): Update.
7159 (alpha_expand_prologue): Update.
7160 (alpha_start_function): Update.
7161 (alpha_expand_epilogue): Update.
7162 (unicosmk_initial_elimination_offset):
7163 * config/alpha/alpha.md (call expander): Update.
7164 * config/s390/s390.c (s390_register_info): Update.
7165 (s390_register_info): Update.
7166 (s390_frame_info): Update.
7167 (s390_initial_elimination_offset): Update.
7168 (s390_build_builtin_va_list): Update.
7169 (s390_va_start): Update.
7170 * config/spu/spu.c (direct_return): Update.
7171 (spu_expand_prologue): Update.
7172 (spu_initial_elimination_offset): Update.
7173 (spu_build_builtin_va_list): Update.
7174 (spu_va_start): Update.
7175 * config/sparc/sparc.c (sparc_init_modes): Update.
7176 (sparc_compute_frame_size): Update.
7177 (function_value): Update.
7178 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7179 * config/i386/i386.md (return expander): Update.
7180 * config/i386/i386.c (ix86_va_start): Update.
7181 (ix86_can_use_return_insn_p): Update.
7182 (ix86_compute_frame_layout): Update.
7183 (ix86_expand_epilogue): Update.
7184 * config/sh/sh.c (output_stack_adjust): Update.
7185 (calc_live_regs): Update.
7186 (sh_expand_prologue): Update.
7187 (sh_builtin_saveregs): Update.
7188 (sh_va_start): Update.
7189 (initial_elimination_offset): Update.
7190 (sh_allocate_initial_value): Update.
7191 (sh_function_ok_for_sibcall): Update.
7192 (sh_get_pr_initial_val): Update.
7193 * config/sh/sh.md (return expander): Update.
7194 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7195 * config/crx/crx.c (crx_compute_frame): UPdate.
7196 (crx_initial_elimination_offset): UPdate.
7197 * config/xtensa/xtensa.c (compute_frame_size): Update
7198 (xtensa_builtin_saveregs): Update.
7199 (xtensa_va_start): Update.
7200 (order_regs_for_local_alloc): Update.
7201 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7202 (xstormy16_expand_builtin_va_start): Update.
7203 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7204 * config/m68hc11/m68hc11.md (return expanders): Update.
7205 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7206 (expand_epilogue): Update.
7207 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7208 (cris_simple_epilogue): Update.
7209 (cris_expand_prologue): Update.
7210 (cris_expand_epilogue): Update.
7211 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7212 (compute_frame_size): Update.
7213 * config/mt/mt.c (mt_compute_frame_size): Update.
7214 * config/mn10300/mn10300.c (expand_prologue): Update.
7215 (expand_epilogue): Update.
7216 (initial_offset): Update.
7217 (mn10300_builtin_saveregs):
7218 * config/mn10300/mn10300.md (return expander): Update.
7219 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7220 (ia64_initial_elimination_offset): Update.
7221 (ia64_initial_elimination_offset): Update.
7222 (ia64_expand_prologue): Update.
7223 * config/m68k/m68k.md (return expander): Update.
7224 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7225 (rs6000_stack_info): Update.
7226 * config/mcore/mcore.c (layout_mcore_frame): Update.
7227 (mcore_expand_prolog): Update.
7228 * config/arc/arc.c (arc_compute_frame_size): Update.
7229 * config/score/score3.c (score3_compute_frame_size): Update.
7230 * config/score/score7.c (score7_compute_frame_size): Update.
7231 * config/arm/arm.c (use_return_insn): Update.
7232 (thumb_find_work_register): Update.
7233 (arm_compute_save_reg_mask): Update.
7234 (arm_output_function_prologue): Update.
7235 (arm_output_epilogue): Update.
7236 (arm_size_return_regs): Update.
7237 (arm_get_frame_offsets): Update.
7238 (arm_expand_prologue): Update.
7239 (thumb_exit): Update.
7240 (thumb_unexpanded_epilogue): Update.
7241 (thumb1_output_function_prologue): Update.
7242 * config/pa/pa.md (return expander): Update.
7243 * config/pa/pa.c (compute_frame_size): Update.
7244 (hppa_builtin_saveregs): Update.
7245 * config/mips/mips.c (mips_va_start): Update.
7246 (mips16_build_function_stub): Update.
7247 (mips_compute_frame_info): Update.
7248 (mips_restore_gp): Update.
7249 (mips_output_function_prologue): Update.
7250 (mips_expand_prologue): Update.
7251 * config/v850/v850.c (compute_frame_size): Update.
7252 (expand_prologue): * config/mmix/mmix.c (along): update.
7253 (mmix_initial_elimination_offset): update.
7254 (mmix_reorg): update.
7255 (mmix_use_simple_return): update.
7256 (mmix_expand_prologue): update.
7257 (mmix_expand_epilogue): Update.
7258 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7259 (emit_link_insn): Update.
7261 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7263 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7264 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7266 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7269 2008-04-07 Jan Hubicka <jh@suse.cz>
7271 * function.h (rtl): Rename to x_rtl.
7273 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7274 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7275 used_temp_slots avail_temp_slots, temp_slot_level,
7276 nonlocal_goto_handler_labels): Update accesstors.
7277 (rtl): New global variable.
7278 (struct function): Move some fileds to rtl_data.
7279 (get_arg_pointer_save_area): Update prototype.
7280 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7281 get_arg_pointer_save_area.
7282 * expr.c (init_expr): Update
7283 * function.c (get_frame_size): Update
7284 (assign_stack_local): Update
7285 (expand_function_end): Update.
7286 (get_art_pointer_save_area): Update
7288 * emit-rtl.c (rtl): Declare.
7289 (regno_reg_rtx): Declare.
7290 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7292 (gen_reg_rtx): Update.
7293 * varasm.c (n_deferred_constatns): Update accestor.
7294 (init_varasm_status): Do not allocate varasm_status.
7295 (force_const_mem, get_pool_size, output_constant_pool): Update.
7296 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7297 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7298 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7299 * sparc/sparc.h (INIT_EXPANDERS): Update.
7300 * ia64/ia64.h (INIT_EXPANDERS): Update.
7302 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7304 * reload.c (push_secondary_reload): Add missing break to for loop.
7306 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7308 PR middle-end/PR28690
7309 * rtlanal.c: Update copyright years.
7310 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7311 as REG_POINTER and MEM_POINTER operands.
7312 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7313 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7314 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7315 * gcse.c: Update copyright years.
7316 (pre_delete): Call gen_reg_rtx_and_attrs.
7317 (hoist_code): Likewise.
7318 (build_store_vectors): Likewise.
7319 (delete_store): Likewise.
7320 * loop-invariant.c (move_invariant_reg): Likewise.
7321 Update copyright years.
7323 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7325 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7326 control string instead of quoted.
7328 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7330 * doc/rtl.texi: Rewrite of subreg section.
7332 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7335 * config/i386/i386.c (legitimize_pic_address): Add treating
7336 of dllimport SYM_REF's.
7337 (legitimize_dllimport_symbol): Add prototype.
7339 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7341 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7342 reference in constructor with non self-referential type.
7344 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7346 Removal of Return with Depressed Stack Pointer support
7347 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7348 (ECF_SP_DEPRESSED): Likewise.
7349 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7350 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7351 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7352 (expand_call): Do not test ECF_SP_DEPRESSED.
7353 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7354 * function.c (keep_stack_depressed): Delete.
7355 (handle_epilogue_set): Likewise.
7356 (update_epilogue_consts): Likewise.
7357 (emit_equiv_load): Likewise.
7358 (thread_prologue_and_epilogue_insns): Remove support for Return with
7359 Depressed Stack Pointer.
7360 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7362 2008-04-06 Richard Guenther <rguenther@suse.de>
7364 PR tree-optimization/35400
7365 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7366 information from SSA_NAMEs.
7368 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7370 * config/avr/avr.h (avr_mega_p): Remove declaration.
7371 (AVR_MEGA): Remove macro.
7372 * config/avr/avr.c (avr_mega_p): Remove variable.
7373 (avr_override_options): Remove inicializion of avr_mega_p.
7374 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7375 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7376 (avr_jump_mode): (Ditto.).
7377 (avr_output_progmem_section_asm_op): (Ditto.).
7378 (avr_asm_init_sections): (Ditto.).
7379 (avr_asm_init_sections): (Ditto.).
7380 (avr_rtx_costs): (Ditto.).
7381 * config/avr/avr.md: (Ditto.).
7382 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7385 2008-04-06 Richard Guenther <rguenther@suse.de>
7387 PR tree-optimization/35842
7388 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7389 is_gimple_invariant_address.
7391 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7393 * gcc.c (default_compilers): Sync Fortran extensions list with
7394 that in fortran/lang-specs.h.
7395 * doc/invoke.texi: Likewise.
7396 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7397 * dwarf2out.c (gen_compile_unit_die): Likewise.
7399 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7401 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7403 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7406 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7407 attribute is used for nested functions.
7409 2008-04-05 Jan Hubicka <jh@suse.cz>
7411 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7413 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7415 (dump_files): Update.
7416 (enable_rtl_dump_file): Do not accept letter argument.
7417 * tree-pass.h (dump_file_info): Remove letter argument.
7418 * toplev.c (decode_d_option): Update -da handling.
7419 * toplev.h (enable_rtl_dump_file): Update prototype.
7420 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7421 it out based on pass type.
7422 (register_dump_files_1): Likewise.
7423 (init_optimization_passes): Update register_one_dump_file calls.
7424 (execute_one_pass): Sanity check that IPA passes are called at IPA
7425 level and RTL passes at RTL level.
7426 (execute_pass_list): IPA pass can not be after or subpass of
7428 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7429 disallov RTL subpasses of IPA subpasses.
7431 2008-04-05 Ben Elliston <bje@au.ibm.com>
7433 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7434 builtins that return exactly once and do not throw. Cache call to
7437 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7439 PR rtl-optimization/34916
7441 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7442 between instruction pairs.
7444 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7446 * doc/invoke.texi: Document -mbitops for SH.
7447 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7448 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7449 * config/sh/sh.c (print_operand): Add %t operand code.
7450 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7451 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7452 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7453 (extendqihi2): Likewise.
7454 (movqi_i): Likewise.
7455 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7456 (extv): Use bld instruction for SH2A if possible.
7458 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7459 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7460 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7461 (bset.b, bclr.b): Define peepholes.
7462 * config/sh/sh.opt (mbitops): New option.
7464 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7467 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7468 and view convert expression.
7470 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7473 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7475 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7477 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7479 * config/i386/cpuid.h (bit_AES): New.
7480 (bit_PCLMUL): Likewise.
7482 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7483 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7484 SSE2 if AES or PCLMUL is enabled.
7485 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7486 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7487 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7488 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7489 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7490 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7491 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7492 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7493 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7494 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7495 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7496 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7497 __builtin_ia32_aeskeygenassist128 and
7498 __builtin_ia32_pclmulqdq128.
7499 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7500 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7501 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7503 * config/i386/i386.h (TARGET_AES): New.
7504 (TARGET_PCLMUL): Likewise.
7505 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7507 * config/i386/i386.md (UNSPEC_AESENC): New.
7508 (UNSPEC_AESENCLAST): Likewise.
7509 (UNSPEC_AESDEC): Likewise.
7510 (UNSPEC_AESDECLAST): Likewise.
7511 (UNSPEC_AESIMC): Likewise.
7512 (UNSPEC_AESKEYGENASSIST): Likewise.
7513 (UNSPEC_PCLMUL): Likewise.
7515 * config/i386/i386.opt (maes): New.
7516 (mpclmul): Likewise.
7518 * config/i386/sse.md (aesenc): New pattern.
7519 (aesenclast): Likewise.
7521 (aesdeclast): Likewise.
7523 (aeskeygenassist): Likewise.
7524 (pclmulqdq): Likewise.
7526 * config/i386/wmmintrin.h: New.
7528 * doc/extend.texi: Document AES and PCLMUL built-in function.
7530 * doc/invoke.texi: Document -maes and -mpclmul.
7532 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7534 * function.c (free_after_parsing): Replace with
7535 cxx_push_function_context from C++ front-end.
7536 (allocate_struct_function): Don't call langhook.
7537 * langhooks.h (struct lang_hooks_for_functions): Delete.
7538 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7540 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7541 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7542 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7543 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7544 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7545 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7546 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7548 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7549 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7551 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7554 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7557 2008-04-04 Richard Guenther <rguenther@suse.de>
7560 * fold-const.c (optimize_minmax_comparison): Use the correct
7561 type for the constant in the simplified comparison.
7563 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7565 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7566 Pass L2 size as "--param l2-cache-size" to the compiler.
7567 (decode_l2_cache): New function to decode L2 cache parameters using
7568 0x8000006 extended cpuid function.
7569 (detect_caches_amd): Determine parameters of L2 cache using
7570 decode_l2_caches function.
7571 (decode_caches_intel): Decode L2 cache parameters.
7572 (detect_caches_intel): Determine L2 cache parameters using
7573 decode_caches_intel and decode_l2_caches functions.
7575 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7577 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7578 secondary input reload for subword loads from the constant pool.
7580 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7583 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7584 constants of the appropriate size for runtime calculations.
7587 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7588 decimal-float literal constant zero.
7590 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7593 * c-parser.c (c_parser_omp_atomic): Call
7594 default_function_array_conversion on the RHS.
7597 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7598 call is_variable_sized if decl has incomplete type.
7600 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7602 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7604 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7606 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7608 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7609 (sgt<u>): Merge sgt and sgtu into new expander.
7610 (sgt, sgtu): Remove expanders.
7611 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7612 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7613 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7614 *sgtu_<mode>_mips16 into new pattern.
7615 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7616 (sge<u>): Merge sge and sgeu into new expander.
7617 (sge, sgeu): Remove expanders.
7618 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7620 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7621 (slt<u>): Merge slt and sltu into new expander.
7622 (slt, sltu): Remove expanders.
7623 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7624 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7625 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7626 *sltu_<mode>_mips16 into new pattern.
7627 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7628 (sle<u>): Merge sle and sleu into new expander.
7629 (sle, sleu): Remove expanders.
7630 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7631 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7632 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7633 *sleu_<mode>_mips16 into new pattern.
7634 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7636 2008-04-03 Jan Hubicka <jh@suse.cz>
7638 PR tree-optimization/35795
7639 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7640 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7641 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7642 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7643 * score/score3.c (score3_output_mi_thunk): Likewise.
7644 * score/score7.c (score7_output_mi_thunk): Likewise.
7645 * mips/mips.c (mips_output_mi_thunk): Likewise.
7647 2008-04-03 Richard Guenther <rguenther@suse.de>
7649 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7650 conversions. Simplify code.
7652 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7654 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7656 2008-04-03 Tom Tromey <tromey@redhat.com>
7657 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7659 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7660 * config/bfin/t-bfin-linux (generated_files): Add
7661 linux-sysroot-suffix.h.
7662 * doc/install.texi (Prerequisites): Require make 3.80.
7663 * doc/sourcebuild.texi (Front End Directory): Document new
7665 * Makefile.in (generated_files): New variable.
7666 (ALL_HOST_OBJS): New variable.
7667 ($(ALL_HOST_OBJS)): New target.
7669 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7671 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7672 (remap_block): Call id->transform_lang_insert_block instead
7674 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7675 Set id.transform_lang_insert_block to NULL.
7676 (clone_body): Move to cp/optimize.c
7677 * tree-inline.h (struct copy_body_data): Change
7678 transform_lang_insert_block to function pointer.
7679 (copy_generic_body, copy_decl_no_change): Export.
7680 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7681 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7682 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7684 * c-tree.h (insert_block): Kill.
7685 * c-decl.c (insert_block): Kill.
7687 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7689 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7691 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7693 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7694 argument, call {push,pop}_function_context from here.
7695 * c-parser.c: Use c_{push,pop}_function_context.
7697 * function.c (push_function_context_to): Move meat ...
7698 (push_function_context): ... here. Simplify.
7699 * function.c (pop_function_context_from): Move meat ...
7700 (pop_function_context): ... here. Simplify.
7701 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7703 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7704 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7705 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7706 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7708 2008-04-03 Ben Elliston <bje@au.ibm.com>
7710 * expmed.c (extract_force_align_mem_bit_field): Remove.
7712 2008-04-03 Richard Guenther <rguenther@suse.de>
7715 * expr.h (try_casesi): Adjust prototype.
7716 * expr.c (try_casesi): Take fallback label as extra parameter.
7717 Use that for gen_casesi if default_label is NULL.
7718 * stmt.c (expand_case): Pass fallback label to try_casesi,
7719 make sure to fill gaps with a fallback label if default_label
7722 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7725 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7727 2008-04-03 Ben Elliston <bje@au.ibm.com>
7729 * expmed.c (extract_split_bit_field): Remove if (0) code.
7730 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7731 (do_ds_constraint): Likewise.
7733 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7735 * doc/cppopts.texi (-dU): Document.
7736 * c-common.h (flag_dump_macros): Update comment.
7737 * c-opts.c (handle_OPT_d): Handle -dU.
7738 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7739 dump_queued_macros, cb_used_define, cb_used_undef): New.
7740 (init_pp_output): Handle -dU.
7741 (cb_line_change): Call dump_queued_macros.
7742 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7744 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7746 * config/avr/predicates.md (io_address_operand): New predicate.
7747 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7748 * config/avr/avr.c (avr_io_address_p): Remove function.
7749 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7750 'avr_io_address_p' function.
7751 (out_movhi_r_mr): (Ditto.).
7752 (out_movqi_mr_r): (Ditto.).
7753 (out_movhi_mr_r): (Ditto.).
7754 (avr_address_cost): (Ditto.).
7756 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7758 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7759 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7760 in 32bit mode when XMM registers are available to avoid store
7762 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7763 corresponding post-reload splitters.
7765 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7767 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7768 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7769 __builtin_ia32_roundss.
7770 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7771 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7772 __builtin_ia32_roundss.
7773 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7774 IX86_BUILTIN_SHUFPD here.
7776 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/i386/i386.md (plogic): New.
7779 (plogicprefix): Likewise.
7781 * config/i386/mmx.md (mmx_<code><mode>3): New.
7782 (mmx_and<mode>3): Removed.
7783 (mmx_ior<mode>3): Likewise.
7784 (mmx_xor<mode>3): Likewise.
7786 * config/i386/sse.md (<code><mode>3): New.
7787 (*<code><mode>3): Likewise.
7788 (*<code><mode>3): Likewise.
7789 (<code><mode>3): Likewise.
7790 (*sse_<code><mode>3): Likewise.
7791 (*sse2_<code><mode>3): Likewise.
7792 (<code>tf3): Likewise.
7793 (*<code>tf3): Likewise.
7794 (and<mode>3): Likewise.
7795 (*and<mode>3): Likewise.
7796 (ior<mode>3): Removed.
7797 (*ior<mode>3): Likewise.
7798 (xor<mode>3): Likewise.
7799 (*xor<mode>3): Likewise.
7800 (*and<mode>3): Likewise.
7801 (*ior<mode>3): Likewise.
7802 (*xor<mode>3): Likewise.
7803 (and<mode>3): Likewise.
7804 (*sse_and<mode>3): Likewise.
7805 (*sse2_and<mode>3): Likewise.
7807 (*andtf3): Likewise.
7808 (ior<mode>3): Likewise.
7809 (*sse_ior<mode>3): Likewise.
7810 (*sse2_ior<mode>3): Likewise.
7812 (*iortf3): Likewise.
7813 (xor<mode>3): Likewise.
7814 (*sse_xor<mode>3): Likewise.
7815 (*sse2_xor<mode>3): Likewise.
7817 (*xortf3): Likewise.
7819 2008-04-02 Richard Guenther <rguenther@suse.de>
7821 PR tree-optimization/14495
7822 PR tree-optimization/34793
7823 * tree-vrp.c (struct switch_update): New structure.
7824 (to_remove_edges, to_update_switch_stmts): New VECs.
7825 (simplify_switch_using_ranges): New function. Remove not taken
7826 case labels and edges.
7827 (simplify_stmt_using_ranges): Call it.
7828 (identify_jump_threads): Mark edges we have queued for removal
7829 so we don't thread them.
7830 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7832 * tree-cfg.c (group_case_labels): Deal with missing default label.
7833 (tree_verify_flow_info): Allow missing default label.
7834 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7835 (emit_case_nodes): Likewise.
7836 (expand_case): Do not rely on the default label to be present.
7837 * expr.c (try_casesi): Deal with NULL default_label.
7838 (do_tablejump): Likewise.
7840 2008-04-02 Richard Guenther <rguenther@suse.de>
7842 PR tree-optimization/14495
7843 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7844 SWITCH_EXPR here ...
7845 (vrp_visit_switch_stmt): ... but here (new function).
7846 (find_case_label_index): New helper function.
7847 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7849 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7851 * fwprop.c: Fix ISO-C99ism.
7853 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7856 * Makefile.in (objdir): Set it here.
7857 * configure.ac: Not here. Find dynamic linker characteristics.
7858 * exec-tool.in: Use them.
7859 * aclocal.m4: Regenerate.
7860 * configure: Regenerate.
7862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7864 * expr.c (expand_var): Delete it.
7865 * expr.h (expand_var): Delete prototype.
7866 * function.c (expand_function_start): Use expand_decl instead.
7867 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7870 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7872 PR rtl-optimization/35542
7873 * fwprop.c (forward_propagate_and_simplify): Replace
7874 loc_reg_mentioned_in_p with reg_mentioned_p.
7876 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7878 PR rtl-optimization/35281
7879 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7880 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7881 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7882 (varying_mem_p): Move above propagate_rtx.
7883 (all_uses_available_at): Do not check MEMs.
7885 2008-04-02 Rafael Espindola <espindola@google.com>
7887 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7888 (register_edge_assert_for_2): Split the cond argument.
7889 (register_edge_assert_for_1): Adjust for the change in
7890 register_edge_assert_for_2.
7891 (register_edge_assert_for): Split the cond argument.
7892 (find_switch_asserts): Adjust for the change in
7893 register_edge_assert_for.
7895 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7897 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7898 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7899 offsets for 64-bit mingw.
7900 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7901 abi for x86_64-pc-mingw.
7903 2008-04-02 Richard Guenther <rguenther@suse.de>
7905 * tree-vrp.c (extract_range_from_assert): Make sure to not
7906 produce range min/max with TREE_OVERFOW set.
7907 If merging a anti-range and a range keep the anti-range if
7908 the range covers all values of the type.
7909 (register_edge_assert_for_2): Only allow sign-changing
7910 conversions in detecting canonical range checks. Also
7911 register an assert for the unsigned name if useful.
7913 PR tree-optimization/35787
7914 * tree-vrp.c (vrp_val_max): New function.
7915 (vrp_val_min): Likewise.
7916 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7917 (vrp_val_is_min): Likewise.
7918 (supports_overflow_infinity): Use vrp_val_{min,max}.
7919 (negative_overflow_infinity): Likewise.
7920 (positive_overflow_infinity): Likewise.
7921 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7922 (is_positive_overflow_infinity): Likewise.
7923 (is_overflow_infinity): Likewise.
7924 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7925 vrp_val_is_{min,max}.
7926 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7927 to ranges if possible. Avoid empty ranges.
7929 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7932 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7933 the expression is a function address.
7935 2008-04-01 George Helffrich <george@gcc.gnu.org>
7937 PR fortran/35154, fortran/23057
7938 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7939 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7940 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7941 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7943 (dbxout_syms): Check for COMMON-based symbol and wrap in
7944 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7945 in bracket for efficiency.
7947 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7948 using DW_TAG_common_block + member offset.
7949 (add_pubname_string): New function.
7950 (dw_expand_expr): New function to find block name and offset for
7952 (common_check): New function to check whether symbol in Fortran COMMON.
7953 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7955 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7958 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7960 2008-04-02 Ben Elliston <bje@au.ibm.com>
7962 * config/v850/v850.md (casesi): Remove if (0) code.
7963 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7964 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7966 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/i386.md (rex64suffix): New mode attribute.
7969 (floathi<mode>2): Disable expander for SSE math.
7970 (*floathi<mode>2_1): New insn insn_and_split pattern.
7971 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7972 corresponding post-reload splitters.
7973 (*floathi<mode>2_i387): New macroized insn pattern.
7974 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7975 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7976 insn_and_split pattern.
7977 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7978 New macroized instruction patterns and corresponding post-reload
7980 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7981 and corresponding post-reload splitters.
7982 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7983 New macroized instruction patterns.
7984 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7985 macroized instruction patterns and corresponding post-reload splitters.
7986 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7987 corresponding post-reload splitters.
7988 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7989 New macroized instruction patterns.
7990 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7991 corresponding post-reload splitters.
7992 (*floatsi<mode>2_i387): New macroized instruction patterns.
7994 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7996 * config/i386/i386.md (smaxmin): New.
7997 (umaxmin): Likewise.
7998 (maxminiprefix): Likewise.
7999 (maxminfprefix): Likewise.
8000 (<code><mode>3): Likewise.
8001 (smin<mode>3): Removed.
8002 (smax<mode>3): Likewise.
8004 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8005 (mmx_<code>v4hi3): Likewise.
8006 (mmx_<code>v8qi3): Likewise.
8007 (mmx_smaxv2sf3): Removed.
8008 (mmx_sminv2sf3): Likewise.
8009 (mmx_umaxv8qi3): Likewise.
8010 (mmx_smaxv4hi3): Likewise.
8011 (mmx_uminv8qi3): Likewise.
8012 (mmx_sminv4hi3): Likewise.
8014 * config/i386/sse.md (<addsub><mode>3): New.
8015 (*<addsub><mode>3): Likewise.
8016 (<sse>_vm<addsub><mode>3): Likewise.
8017 (<maxmin><mode>3): Likewise.
8018 (*<maxmin><mode>3_finite): Likewise.
8019 (*<maxmin><mode>3): Likewise.
8020 (<sse>_vm<maxmin><mode>3): Likewise.
8021 (sse3_h<addsub>v4sf3): Likewise.
8022 (sse3_h<addsub>v2df3): Likewise.
8023 (<maxmin>v16qi3): Likewise.
8024 (*<maxmin>v16qi3): Likewise.
8025 (<maxmin>v8hi3): Likewise.
8026 (*<maxmin>v8hi3): Likewise.
8027 (*sse4_1_<maxmin><mode>3): Likewise.
8028 (*sse4_1_<maxmin><mode>3): Likewise.
8029 (add<mode>3): Removed.
8030 (*add<mode>3): Likewise.
8031 (<sse>_vmadd<mode>3): Likewise.
8032 (sub<mode>3): Likewise.
8033 (*sub<mode>3): Likewise.
8034 (<sse>_vmsub<mode>3): Likewise.
8035 (smin<mode>3): Likewise.
8036 (*smin<mode>3_finite): Likewise.
8037 (*smin<mode>3): Likewise.
8038 (<sse>_vmsmin<mode>3): Likewise.
8039 (smax<mode>3): Likewise.
8040 (*smax<mode>3_finite): Likewise.
8041 (*smax<mode>3): Likewise.
8042 (<sse>_vmsmax<mode>3): Likewise.
8043 (sse3_haddv4sf3): Likewise.
8044 (sse3_haddv2df3): Likewise.
8045 (sse3_hsubv4sf3): Likewise.
8046 (sse3_hsubv2df3): Likewise.
8047 (umaxv16qi3): Likewise.
8048 (*umaxv16qi3): Likewise.
8049 (smaxv8hi3): Likewise.
8050 (*smaxv8hi3): Likewise.
8051 (*sse4_1_smax<mode>3): Likewise.
8052 (*sse4_1_umax<mode>3): Likewise.
8053 (uminv16qi3): Likewise.
8054 (*uminv16qi3): Likewise.
8055 (sminv8hi3): Likewise.
8056 (*sminv8hi3): Likewise.
8057 (*sse4_1_smin<mode>3): Likewise.
8058 (*sse4_1_umin<mode>3): Likewise.
8060 2008-04-01 Rafael Espindola <espindola@google.com>
8062 * tree-cfg.c (verify_expr): remove in_phi.
8063 (verify_stmt): Don't call walk_tree with verify_expr. Use
8064 is_gimple_min_invariant instead of is_gimple_val.
8066 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8068 * doc/include/gpl_v3.texi: Update for manpage generation.
8069 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8071 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8072 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8073 gpl_v3.texi instead of gpl.texi.
8076 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8079 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8081 2008-04-01 Rafael Espindola <espindola@google.com>
8083 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8084 (extract_code_and_val_from_cond): Use
8085 extract_code_and_val_from_cond_with_ops.
8087 2008-04-01 Jan Hubicka <jh@suse.cz>
8089 * function.c (free_after_compilation): Free epilogue_delay_list.
8090 (prepare_function_start): Assert that previous compilation was freed.
8092 2008-04-01 Jan Hubicka <jh@suse.cz>
8093 Jim Wilson <wilson@tuliptree.org>
8094 Andreas Tobler <andreast@gcc.gnu.org>
8097 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8098 rtl.emit instead cfun->emit.
8099 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8100 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8102 2008-04-01 Ben Elliston <bje@au.ibm.com>
8104 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8106 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8108 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8110 (fprofile-use): Add var flag_profile_use
8111 * coverage.c (coverage_begin_output): Do not open a gcno file for
8112 output only if -ftest-coverage is set.
8113 Do not add getpwd() to gcda file path.
8114 (build_gcov_info): Check the new flag
8115 flag_profile_datafile_relative_path.
8116 (coverage_init): Use profile_data_prefix.
8117 Read profile counter only if flag_profile_use is set.
8118 * opts.c (common_handle_option): New option fprofile-use=,
8119 fprofile-dir=, fprofile-generate=.
8120 * toplev.c (profile_data_prefix): New variable definition.
8121 * toplev.h (profile_data_prefix): New declaration.
8122 * doc/invoke.tex (Option Summary, Optimization Options):
8125 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8127 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8128 use tmp consistently.
8131 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8132 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8133 UNSPEC_FR_RECIP_APPROX_RES.
8134 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8136 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8139 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8141 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8144 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8145 element of the vector via a pointer.
8147 2008-03-31 Ian Lance Taylor <iant@google.com>
8149 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8151 2008-03-31 Jan Hubicka <jh@suse.cz>
8153 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8154 get_arg_pointer_save_area.
8155 * expr.c (init_expr): Just clear out rtl.expr.
8156 * function.c (free_after_compilation): Clear out whole RTL structure.
8157 (get_func_frame_size): Merge into ...
8158 (get_frame_size): ... this one.
8159 (assign_stack_local_1): Merge into ...
8160 (assign_stack_local): ... this one.
8161 (expand_function_end): Update call of get_arg_pointer_save_area.
8162 (get_art_pointer_save_area): Remove cfun argument.
8163 * function.h (emit_status): regno_pointer_align does not need length
8164 attribute. Move x_regno_reg_rtx to ...
8165 (regno_reg_rtx): ... new global array.
8166 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8167 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8168 apply_args_value, forced_labels, stack_pointer_delta):
8170 (struct varasm_status): Move here from varasm.c
8171 (struct rtl_data): New. Move here some fields from struct function.
8172 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8173 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8174 used_temp_slots avail_temp_slots, temp_slot_level,
8175 nonlocal_goto_handler_labels): Update accesstors.
8176 (rtl): New global variable.
8177 (struct function): Move some fileds to rtl_data.
8178 (get_arg_pointer_save_area): Update prototype.
8179 * emit-rtl.c (rtl): Declare.
8180 (regno_reg_rtx): Declare.
8181 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8183 (gen_reg_rtx): Update.
8184 (init_virtual_regs): Do not tate emit_status argument.
8185 (init_emit): Do not allocate emit.
8186 * varasm.c (varasm_statuc): Move to function.h.
8187 (n_deferred_constatns): Update accestor.
8188 (init_varasm_status): Do not allocate varasm_status.
8189 (force_const_mem, get_pool_size, output_constant_pool): Update.
8190 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8191 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8193 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8195 PR rtl-optimization/35729
8196 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8199 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8202 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8203 load/store if memory is unaligned.
8204 (*movti_rex64): Likewise.
8206 * config/i386/predicates.md (misaligned_operand): New.
8208 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8211 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8214 2008-03-31 Jan Beulich <jbeulich@novell.com>
8216 * config/ia64/constraints.md: Add 'j' constraint.
8217 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8218 (movdi_internal): Likewise.
8220 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8223 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8225 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8228 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8229 proper error message for the third argument on blendpd and
8232 * config/i386/sse.md (blendbits): New.
8233 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8235 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8237 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8239 2008-03-30 Richard Guenther <rguenther@suse.de>
8242 * fold-const.c (fold_sign_changed_comparison): Do leave
8243 conversions to base-types alone.
8245 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8247 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8248 the link register if one altivec register is be saved.
8250 2008-03-30 Ben Elliston <bje@au.ibm.com>
8252 * final.c (final_scan_insn): Remove if (0) code.
8254 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8256 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8258 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8260 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8261 of V4SFmode to ix86_binary_operator_ok.
8263 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8265 * config/i386/i386.c (override_options): Initialize
8266 ix86_veclib_handler to ix86_veclibabi_svml when
8267 -mveclibabi=svml is used.
8268 (ix86_veclibabi_svml): New function for SVML ABI style
8269 vectorization support.
8270 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8272 2008-03-28 Rafael Espindola <espindola@google.com>
8274 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8275 (tree_binary_nonnegative_warnv_p): Make it public.
8276 (tree_single_nonnegative_warnv_p): Make it public.
8277 (tree_invalid_nonnegative_warnv_p): Make it public.
8278 (tree_unary_nonzero_warnv_p): Make it public.
8279 (tree_binary_nonzero_warnv_p): Make it public
8280 (tree_single_nonzero_warnv_p): Make it public.
8281 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8282 (extract_range_from_binary_expr): Split the expr argument.
8283 (extract_range_from_unary_expr): Split the expr argument.
8284 (extract_range_from_comparison): Split the expr argument.
8285 (extract_range_from_expr): Use the new aux functions.
8286 (vrp_evaluate_conditional_warnv): Use
8287 vrp_evaluate_conditional_warnv_with_ops.
8288 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8289 (tree_binary_nonzero_warnv_p): Declare.
8290 (tree_single_nonzero_warnv_p): Declare.
8291 (tree_expr_nonzero_warnv_p): Declare.
8292 (tree_unary_nonnegative_warnv_p): Declare.
8293 (tree_binary_nonnegative_warnv_p): Declare.
8294 (tree_single_nonnegative_warnv_p): Declare.
8295 (tree_invalid_nonnegative_warnv_p): Declare.
8297 2008-03-28 Richard Guenther <rguenther@suse.de>
8299 PR tree-optimization/30317
8300 PR tree-optimization/30911
8301 PR tree-optimization/34793
8302 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8303 (struct assert_locus_d): New member EXPR.
8304 (register_new_assert_for): Add EXPR parameter to support
8305 ASSERT_EXPR <name, expr OP limit>.
8306 (register_edge_assert_for_1): Adjust callers.
8307 (find_assert_locations): Likewise.
8308 (process_assert_insertions_for): Build condition from expression.
8309 (extract_range_from_assert): Handle ASSERT_EXPRs
8310 of the form ASSERT_EXPR <name, expr OP limit>.
8311 (register_edge_assert_for_2): New helper registering
8312 asserts for comparisons. Recognize range tests of the form
8313 (unsigned)i - CST1 OP CST2.
8314 (register_edge_assert_for_1): Use it.
8315 (register_edge_assert_for): Likewise.
8316 (needs_overflow_infinity): Integer sub-types
8317 do not need overflow infinities.
8318 (vrp_val_is_max): The extreme values of integer sub-types
8319 are those of the base type.
8320 (vrp_val_is_min): Likewise.
8321 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8324 2008-03-28 Nick Clifton <nickc@redhat.com>
8327 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8328 Return GENERAL_REGS for stack adjustment reloads.
8330 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8333 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8334 const_vector when all the vectors are constant.
8336 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8338 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8340 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8341 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8343 (s<code>_sf): Use new scc_sf attribute for opcode names.
8345 2008-03-27 Tom Tromey <tromey@redhat.com>
8347 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8348 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8349 config/spu/t-spu-elf, config/i386/t-interix,
8350 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8351 config/i386/x-darwin, config/i386/x-mingw32,
8352 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8353 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8354 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8355 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8356 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8357 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8358 config/score/t-score-elf, config/arm/t-strongarm-pe,
8359 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8360 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8361 Revert automatic dependency patch.
8363 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8366 * config/i386/i386.c (ix86_function_arg_boundary): Align
8367 decimal floating point to its natural boundary.
8369 2008-03-27 Richard Guenther <rguenther@suse.de>
8372 * fold-const.c (fold_comparison): Restrict distinct decl
8373 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8374 solely rely on operand_equal_p.
8376 2008-03-27 Richard Guenther <rguenther@suse.de>
8379 * c-common.c (handle_weak_attribute): Reject combination of
8382 2008-03-27 Richard Guenther <rguenther@suse.de>
8384 PR tree-optimization/32810
8385 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8386 conversions from DECL_INITIAL.
8387 (fold_const_aggregate_ref): Likewise from constructor elements.
8389 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8391 * tree-affine.h (aff_combination_expand): Declare.
8392 (get_inner_reference_aff): Likewise.
8393 * tree-affine.c (aff_combination_expand): Split out from
8394 tree_to_aff_combination_expand.
8395 (get_inner_reference_aff): New function.
8396 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8397 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8398 (struct lim_aux_data): sm_done field removed.
8399 (mem_ref_loc_p, mem_ref_locs_p): New types.
8400 (struct mem_ref): Added id, stored, accesses_in_loop,
8401 indep_loop, dep_loop, indep_ref, dep_ref fields.
8402 Removed is_stored, locs and next fields.
8403 (memory_accesses): New variable.
8404 (movement_possibility): Do not allow moving statements
8405 that store to memory.
8406 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8408 (determine_max_movement): For statements with memory references,
8409 find the outermost loop in that the reference is independent.
8410 (move_computations_stmt): Mark the virtual operands for renaming.
8411 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8412 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8413 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8414 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8415 create_vop_ref_mapping, analyze_memory_references,
8416 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8417 get_all_locs_in_loop, ref_always_accessed_p,
8418 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8419 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8420 store_motion_loop, store_motion): New functions.
8421 (struct vop_to_refs_elt): New type.
8422 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8423 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8424 (schedule_sm): Replaced by...
8425 (execute_sm): ... this.
8426 (determine_lsm_ref, hoist_memory_references,
8427 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8428 find_more_ref_vops, free_mem_ref, free_mem_refs,
8429 determine_lsm_loop, determine_lsm): Removed.
8430 (tree_ssa_lim_finalize): Free data structures used by store motion.
8431 (tree_ssa_lim): Call analyze_memory_references. Use
8432 store_motion instead of determine_lsm.
8434 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8436 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8437 rename tmake_file to m68hc11/t-m68hc11.
8438 (mcore): Set inhibit_libc to true.
8439 * config.host (alpha*-dec-*vms*): Set extra_programs.
8440 (interix3*): Don't use host_xmake_file.
8441 * configure.ac: Let config.gcc override inhibit_libc.
8442 * configure: Regenerate.
8444 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8445 * config/t-openbsd-thread: Remove commented out lines.
8447 * config/x-interix: Remove.
8449 * config/m68hc11/t-m68hc11-gas: Rename to...
8450 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8452 * config/mcore/t-mcore: Remove T_CFLAGS.
8453 * config/mcore/t-mcore-pe: Likewise.
8455 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8457 * configure.ac: Replace custom __GNU_SOURCE test with
8458 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8459 * aclocal.m4: Regenerate.
8460 * configure: Regenerate.
8461 * config.in: Regenerate.
8463 2008-03-27 Richard Guenther <rguenther@suse.de>
8465 * fold-const.c (target.h): Include.
8466 (fold_comparison): Fold comparison of addresses of decls
8467 that bind locally or of constants. Consolidate address folding code.
8468 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8469 results from fold_binary_to_constant.
8470 (compare_values_warnv): Likewise.
8472 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8475 * fold-const.c (fold_truthop): Check for integeral types when folding
8476 a == 0 && b == 0 and a != 0 || b != 0 .
8478 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8480 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8482 2008-03-26 Andreas Schwab <schwab@suse.de>
8484 * doc/invoke.texi: Fix use of @item vs. @itemx.
8486 2008-03-26 Tom Tromey <tromey@redhat.com>
8488 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8489 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8490 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8491 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8492 build/genconstants.o, build/genemit.o, build/genextract.o,
8493 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8494 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8497 2008-03-26 Richard Guenther <rguenther@suse.de>
8500 2008-03-26 Richard Guenther <rguenther@suse.de>
8502 * fold-const.c (target.h): Include.
8503 (fold_comparison): Fold comparison of addresses of two decls
8504 that bind locally. Consolidate address folding code.
8506 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8508 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8509 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8510 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8511 dconstsqrt2, dconstthird, dconste and/or dconst10.
8512 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8513 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8514 dconstsqrt2, dconste): Delete.
8515 (init_emit_once): Likewise. Simplify initializing dconstm1.
8517 * real.c (get_real_const): New.
8518 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8519 dconstsqrt2, dconste): Delete.
8520 (real_value_const, get_real_const): New.
8522 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8524 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8526 * config/i386/i386.c (ix86_function_arg_boundary): Check
8527 BIGGEST_ALIGNMENT instead of 128.
8528 (setup_incoming_varargs_64): Likewise.
8530 2008-03-26 Tom Tromey <tromey@redhat.com>
8532 * Makefile.in (DEPFILES): Add missing '/'.
8534 2008-03-26 Richard Guenther <rguenther@suse.de>
8536 * fold-const.c (target.h): Include.
8537 (fold_comparison): Fold comparison of addresses of two decls
8538 that bind locally. Consolidate address folding code.
8540 2008-03-26 Nick Clifton <nickc@redhat.com>
8543 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8544 not allow INT+INT as a legitimate addressing mode.
8546 2008-03-26 Richard Guenther <rguenther@suse.de>
8548 * tree-flow.h (widen_bitfield): Remove declaration.
8549 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8550 (widen_bitfield): Remove function.
8551 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8554 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8557 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8560 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8562 PR rtl-optimization/35232
8563 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8564 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8565 reg_reloaded_call_part_clobbered here.
8566 (reload_regs_reach_end_p): New function.
8567 (reload_reg_rtx_for_input): New variable.
8568 (reload_reg_rtx_for_output): Likewise.
8569 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8570 when reassigning a pseudo register. Load reloadreg from
8571 reload_reg_rtx_for_input, moving the mode and register
8573 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8574 instead of the original when deciding whether an input reload
8575 would be a no-op or whether an output reload can be deleted.
8576 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8577 when setting up new_spill_reg_store. Load it from
8578 reload_reg_rtx_for_output, moving the mode and register
8580 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8581 instead of the original when deciding whether an output reload
8582 would be a no-op. Do the same when modifying insn notes.
8583 Use rtx_equal_p instead of == to compare the registers.
8584 (inherit_piecemeal_p): Take a mode and two register numbers
8586 (emit_reload_insns): Clear new_spill_reg_store for every hard
8587 register in the reload register. Remove spill registers
8588 from reg_reloaded_valid before considering whether to record
8589 inheritance information for them. Use reload_reg_rtx_for_output
8590 instead of reg_rtx when recording output reloads. Use
8591 reload_reg_rtx_for_input instead of reg_rtx when recording
8592 input reloads. Set or clear reg_reloaded_call_part_clobbered
8593 at the same time as setting reg_reloaded_valid.
8594 (delete_output_reload): Add a new_reload_reg parameter and use it
8595 instead of rld[j].reg_rtx.
8596 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8599 2008-03-25 Tom Tromey <tromey@redhat.com>
8601 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8602 (build/genattr.o): Likewise.
8603 (build/genattrtab.o): Likewise.
8604 (build/gencodes.o): Likewise.
8605 (build/genconfig.o): Likewise.
8606 (build/genconstants.o): Likewise.
8607 (build/genemit.o): Likewise.
8608 (build/genextract.o): Likewise.
8609 (build/genflags.o): Likewise.
8611 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8613 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8614 instead of size_int for integer types.
8615 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8616 to match type of MINUS_EXPR.
8618 2008-03-25 Tom Tromey <tromey@redhat.com>
8620 * configure: Rebuilt.
8621 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8624 2008-03-25 Tom Tromey <tromey@redhat.com>
8626 * config/x-solaris (host-solaris.o): Update.
8627 * config/x-linux (host-linux.o): Update.
8628 * config/x-hpux (host-hpux.o): Update.
8629 * config/x-darwin (host-darwin.o): Update.
8630 * config/v850/t-v850e (v850-c.o): Update.
8631 * config/v850/t-v850 (v850-c.o): Update.
8632 * config/t-vxworks (vxworks.o): Update.
8633 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8634 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8635 * config/spu/t-spu-elf (spu-c.o): Update.
8637 * config/sh/t-symbian (sh-c.o): Update.
8638 (symbian.o): Update.
8639 * config/sh/t-sh (sh-c.o): Update.
8640 * config/score/t-score-elf (score7.o, score3.o): Update.
8641 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8642 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8643 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8644 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8646 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8647 * config/m32c/t-m32c (m32c-pragma.o): Update.
8648 * config/ia64/t-ia64 (ia64-c.o): Update.
8649 * config/i386/x-mingw32 (host-mingw32.o): Update.
8650 * config/i386/x-i386 (driver-i386.o): Update.
8651 * config/i386/x-darwin (host-i386-darwin.o): Update.
8652 * config/i386/x-cygwin (host-cygwin.o): Update.
8653 * config/i386/t-nwld (nwld.o): Update.
8654 * config/i386/t-netware (netware.o): Update.
8655 * config/i386/t-interix (winnt.o): Update.
8656 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8657 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8658 msformat-c.o): Update.
8659 * config/bfin/t-bfin-linux (generated_files): Add
8660 linux-sysroot-suffix.h.
8661 * config/arm/t-wince-pe (pe.o): Update.
8662 * config/arm/t-strongarm-pe (pe.o): Update.
8663 * config/arm/t-pe (pe.o): Update.
8664 * config/arm/t-arm (arm-c.o): Update.
8665 * doc/install.texi (Prerequisites): Require make 3.80.
8666 * Makefile.in: Remove .o targets.
8667 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8668 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8669 (simple_generated_h, simple_generated_c): Move earlier.
8670 (generated_files): New variable.
8671 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8672 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8673 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8674 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8675 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8676 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8677 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8678 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8679 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8680 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8681 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8682 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8684 (COMPILE.base, COMPILE): New variables.
8685 (%.o): New pattern rule.
8686 (ALL_HOST_OBJS): New variable.
8687 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8688 (dummy-checksum.o, cc1-checksum.o): Remove.
8689 (DRIVER_SHLIB): New variable.
8690 (DRIVER_DEFINES): Use it.
8691 (gencondmd.c): Move out of build/.
8692 (s-conditions): Update.
8693 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8694 (ALL_BUILD_OBJS): Likewise.
8695 (build/%.o): Use BUILDCOMPILE.
8696 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8697 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8698 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8699 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8700 build/genconfig.o, build/genconstants.o, build/genemit.o,
8701 build/genextract.o, build/genflags.o, build/genmddeps.o,
8702 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8703 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8704 build/gen-protos.o, build/scan.o, build/fix-header.o,
8705 build/scan-decls.o): Simplify.
8706 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8707 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8708 prefix.o, toplev.o): Reduce to variable setting.
8709 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8710 ($(out_object_file), gcc-options.o): New targets.
8711 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8712 * configure: Rebuilt.
8713 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8714 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8716 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8718 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8719 complain when we hit an error, return ERROR_MARK_NODE.
8721 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8723 * config/sh/constraints.md (Pso, Psz): New constraints.
8724 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8725 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8727 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8729 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8730 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8732 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8734 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8735 (prefetch_sh2a): New.
8737 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8738 Naveen.H.S <naveen.hs@kpitcummins.com>
8740 * config/sh/constraints.md (I28): New constraint.
8741 * config/sh/sh.c (broken_move): Add support for movi20s.
8742 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8744 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8745 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8746 Naveen.H.S <naveen.hs@kpitcummins.com>
8748 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8749 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8750 (print_operand): Handle resbank in %@ operand code.
8751 (sh_encode_section_info): New.
8752 (push_regs): Add conditions for resbank.
8753 (sh_expand_epilogue): Likewise.
8754 (sh_insert_attributes): Likewise.
8755 (sh_attribute_table): Likewise.
8756 (sh_handle_resbank_handler_attribute): New.
8757 (sh2a_handle_function_vector_handler_attribute): New.
8758 (sh2a_is_function_vector_call): New.
8759 (sh2a_get_function_vector_number): New.
8760 (sh2a_function_vector_p): New.
8761 (sh_cfun_resbank_handler_p): New.
8762 * config/sh/sh.md (calli): Emit jsr/n if possible.
8763 (calli_tbr_rel): New.
8764 (calli_pcrel): Emit jsr/n if possible.
8765 (return_i): Emit rts/n if possible.
8766 (call_valuei_tbr_rel): New.
8767 (call_valuei_pcrel): Add condition for SH2A target.
8768 (call_value): Likewise.
8769 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8770 (sh2a_get_function_vector_number): Likewise.
8771 (sh2a_is_function_vector_call): Likewise.
8772 * doc/extend.texi: Document TBR relative addressing of SH2A.
8773 (resbank): Add description for SH2A.
8775 2008-03-24 Richard Guenther <rguenther@suse.de>
8778 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8779 pointer assignments change conversions according to middle-end rules.
8780 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8781 * configure.ac: Include type checking in yes.
8782 * configure: Regenerate.
8784 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8786 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8787 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8789 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8791 * gthr-vxworks.h (UNUSED): Define.
8793 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8795 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8797 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8799 * doc/extend.texi (Function Attributes): Add missing comma in the
8800 example of the "alloc_size" attribute.
8802 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8805 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8810 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8813 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8814 of the underlying type of a MS bitfield layout to the natural
8815 alignment of the type.
8817 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8820 to their natural alignment to avoid store forwarding stalls.
8822 2008-03-22 Richard Guenther <rguenther@suse.de>
8824 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8825 For PHI nodes verify the address is invariant.
8826 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8827 (get_symbol_constant_value): Use is_gimple_min_invariant.
8828 (maybe_fold_stmt_indirect): Likewise.
8830 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8832 PR rtl-optimization/33927
8833 * Makefile.in (dse.o): Depend on $(TM_P_H).
8834 * expr.h (extract_low_bits): Declare.
8835 * expmed.c (extract_low_bits): New function.
8836 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8837 * dse.c: Include tm_p.h.
8838 (find_shift_sequence): Remove the read_reg argument and return the
8839 read value. Emit the instructions instead of returning them.
8840 Iterate on new_mode rather than calculating it each time.
8841 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8842 source to NEW_MODE and extract_low_bits to convert the shifted
8844 (replace_read): Allow the load and store to have different mode
8845 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8846 or extraction instructions before trying the replacement. Update
8847 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8849 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8851 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8852 to their natural alignment to avoid store forwarding stalls.
8854 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8857 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8858 encouraging but not allowing gprs for input;
8859 change the input constraint to !f#r.
8860 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8862 change the output constraint to !f#r.
8864 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8867 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8868 corresponding post-reload splitters.
8869 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8870 when x87 FP math is selected.
8871 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8872 New function prototype.
8873 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8874 unreachable function to ease macroization of insn patterns.
8876 2008-03-21 Martin Jambor <mjambor@suse.cz>
8878 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8879 reference dumps if ddr is NULL or dependence is unknown.
8881 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8883 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8884 unsigned extension into account.
8885 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8886 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8887 Do computations on a scratch register.
8889 2008-03-21 Richard Guenther <rguenther@suse.de>
8891 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8892 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8893 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8894 * tree-ssa-dom.c (record_equality): Likewise.
8895 * tree-inline.c (copy_body_r): Likewise.
8896 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8899 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8901 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8902 as 'delete_unused' argument.
8904 2008-03-20 Richard Guenther <rguenther@suse.de>
8906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8907 special casing of constant qualifiers.
8908 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8909 care about them in general.
8910 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8911 regardless of their type.
8912 (fold_stmt_r): Forcefully fold *& if we end up with that.
8914 2008-03-20 Paul Brook <paul@codesourcery.com>
8916 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8917 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8919 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8921 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8922 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8924 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8926 * common.opt (Wmudflap): New option.
8927 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8928 (mx_register_decls): Likewise.
8929 (mudflap_finish_file): Likewise.
8930 * doc/invoke.texi: Document -Wno-mudflap.
8932 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8934 * c-format.c (replace_format_name_to_system_name): New.
8936 (convert_format_name_to_system_name): New.
8937 (decode_format_attr): Add use of convert_format_name_to_system_name.
8938 (format_types_orig): Add gnu_ prefix to names.
8939 (check_format_info_main): Special treating of \0 escaped names for
8940 supporting multi-character format specifiers as I32, I64.
8941 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8942 (gnu_target_overrides_format_attributes): New.
8943 * c-format.h: Add structure target_ovr_attr to hold
8944 system specific formatter names.
8945 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8946 msformat-c.o file to c_target_objs and cxx_target_objs.
8947 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8948 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8949 (TARGET_N_FORMAT_TYPES): New.
8950 * config/i386/msformat-c.c: New.
8951 * config/i386/t-cygming: Add build rule for msformat-c.o.
8952 * doc/extend.texi: Add new format names gnu_* and ms_* and
8954 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8956 2008-03-20 Ira Rosen <irar@il.ibm.com>
8958 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8959 optimizations turned on under -O3.
8960 (ftree-vectorize): Add that the flag is turned on with -O3.
8962 2008-03-20 Ben Elliston <bje@au.ibm.com>
8964 * regmove.c (try_auto_increment): Fix spelling error in comment.
8965 * final.c (final_scan_insn): Likewise.
8967 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8971 allocator preferences for "y" and "r" class registers.
8972 ("*mov<mode>_internal"): Ditto.
8973 ("*movv2sf_internal_rex64"): Ditto.
8974 ("*movv2sf_internal"): Ditto.
8976 2008-03-19 Michael Matz <matz@suse.de>
8979 * calls.c (expand_call): Check overlap of arguments with call
8980 address for sibcalls.
8982 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8985 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8986 of the underlying type of a MS bitfield layout to the natural
8987 alignment of the type.
8989 2008-03-19 Jan Hubicka <jh@suse.cz>
8992 * toplev.c (decode_d_option): Handle all CPP flags.
8993 * tree-vrp.c: Update tree_pass descriptors.
8994 * regrename.c: Update tree_pass descriptors.
8995 * fwprop.c: Update tree_pass descriptors.
8996 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8997 * tree-into-ssa.c: Update tree_pass descriptors.
8998 * tree-dump.c: Update tree_pass descriptors.
8999 * tree-complex.c: Update tree_pass descriptors.
9000 * tree-dump.h: Update tree_pass descriptors.
9001 * see.c: Update tree_pass descriptors.
9002 * cgraphbuild.c: Update tree_pass descriptors.
9003 * tracer.c: Update tree_pass descriptors.
9004 * tree-loop-distribution.c: Update tree_pass descriptors.
9005 * cgraph.c: Update tree_pass descriptors.
9006 * postreload-gcse.c: Update tree_pass descriptors.
9007 * postreload.c: Update tree_pass descriptors.
9008 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9009 * tree-tailcall.c: Update tree_pass descriptors.
9010 * tree-pass.h (tree_opt_pass): Rename to ...
9011 (opt_pass) ... this one; add "type" field and remove letter field.
9012 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9013 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9014 all_lowering_passes): Update declaration.
9015 * ipa-cp.c: Update tree_pass descriptors.
9016 * final.c: Update tree_pass descriptors.
9017 * omp-low.c: Update tree_pass descriptors.
9018 * tree-ssa-dse.c: Update tree_pass descriptors.
9019 * ipa-reference.c: Update tree_pass descriptors.
9020 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9021 * auto-inc-dec.c: Update tree_pass descriptors.
9022 * reorg.c: Update tree_pass descriptors.
9023 * cgraphunit.c: Update tree_pass descriptors.
9024 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9025 * tree-ssa-ccp.c: Update tree_pass descriptors.
9026 * df-core.c: Update tree_pass descriptors.
9027 * mode-switching.c: Update tree_pass descriptors.
9028 * tree-nomudflap.c: Update tree_pass descriptors.
9029 * modulo-sched.c: Update tree_pass descriptors.
9030 * ipa-pure-const.c: Update tree_pass descriptors.
9031 * cse.c: Update tree_pass descriptors.
9032 * web.c: Update tree_pass descriptors.
9033 * tree-stdarg.c: Update tree_pass descriptors.
9034 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9035 * tree-ssa-dom.c: Update tree_pass descriptors.
9036 * tree-nrv.c: Update tree_pass descriptors.
9037 * tree-ssa-alias.c: Update tree_pass descriptors.
9038 * loop-init.c: Update tree_pass descriptors.
9039 * gimple-low.c: Update tree_pass descriptors.
9040 * ipa-inline.c: Update tree_pass descriptors.
9041 * tree-ssa-sink.c: Update tree_pass descriptors.
9042 * global.c: Update tree_pass descriptors.
9043 * ifcvt.c: Update tree_pass descriptors.
9044 * jump.c: Update tree_pass descriptors.
9045 * predict.c: Update tree_pass descriptors.
9046 * tree-ssa-loop.c: Update tree_pass descriptors.
9047 * recog.c: Update tree_pass descriptors.
9048 * dse.c: Update tree_pass descriptors.
9049 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9050 * tree-eh.c: Update tree_pass descriptors.
9051 * regmove.c: Update tree_pass descriptors.
9053 * function.c: Update tree_pass descriptors.
9054 * tree-vectorizer.c: Update tree_pass descriptors.
9055 * gcse.c: Update tree_pass descriptors.
9056 * ipa-type-escape.c: Update tree_pass descriptors.
9057 * tree-if-conv.c: Update tree_pass descriptors.
9058 * init-regs.c: Update tree_pass descriptors.
9059 * ipa.c: Update tree_pass descriptors.
9060 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9061 * rtl-factoring.c: Update tree_pass descriptors.
9062 * lower-subreg.c: Update tree_pass descriptors.
9063 * bt-load.c: Update tree_pass descriptors.
9064 * tree-dfa.c: Update tree_pass descriptors.
9065 * except.c: Update tree_pass descriptors.
9066 * emit-rtl.c: Update tree_pass descriptors.
9067 * cfgexpand.c: Update tree_pass descriptors.
9068 * tree-cfgcleanup.c: Update tree_pass descriptors.
9069 * cfgcleanup.c: Update tree_pass descriptors.
9070 * tree-ssa-pre.c: Update tree_pass descriptors.
9071 * tree-sra.c: Update tree_pass descriptors.
9072 * tree-mudflap.c: Update tree_pass descriptors.
9073 * tree-ssa-copy.c: Update tree_pass descriptors.
9074 * cfglayout.c: Update tree_pass descriptors.
9075 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9076 * tree-ssa-dce.c: Update tree_pass descriptors.
9077 * tree-ssa.c: Update tree_pass descriptors.
9078 * regclass.c: Update tree_pass descriptors.
9079 * integrate.c: Update tree_pass descriptors.
9080 * tree-optimize.c: Update tree_pass descriptors.
9081 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9082 * tree-object-size.c: Update tree_pass descriptors.
9083 * combine.c: Update tree_pass descriptors.
9084 * tree-outof-ssa.c: Update tree_pass descriptors.
9085 * bb-reorder.c: Update tree_pass descriptors.
9086 * stack-ptr-mod.c: Update tree_pass descriptors.
9087 * var-tracking.c: Update tree_pass descriptors.
9088 * tree-profile.c: Update tree_pass descriptors.
9089 * tree-vect-generic.c: Update tree_pass descriptors.
9090 * reg-stack.c: Update tree_pass descriptors.
9091 * sched-rgn.c: Update tree_pass descriptors.
9092 * tree-ssa-structalias.c: Update tree_pass descriptors.
9093 * tree-cfg.c: Update tree_pass descriptors.
9094 * passes.c (current_pass): Update declaration.
9095 (finish_optimization_passes): Update.
9096 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9097 (register_one_dump_file, register_dump_files_1, next_pass_1):
9099 (init_optimization_passes): Update handling of new types.
9100 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9101 * ipa-struct-reorg.c: Update tree_pass descriptors.
9102 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9103 * combine-stack-adj.c: Update tree_pass descriptors.
9104 * cfgrtl.c: Update tree_pass descriptors.
9105 * dce.c: Update tree_pass descriptors.
9106 * tree-ssanames.c: Update tree_pass descriptors.
9108 2008-03-19 Richard Guenther <rguenther@suse.de>
9111 * tree-ssa.c (walk_data): New structure.
9112 (warn_uninitialized_var): If not always_executed warn with "maybe"
9114 (execute_early_warn_uninitialized): Compute post-dominators.
9115 Initialize always_executed before processing each basic block.
9117 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9120 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9121 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9123 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9125 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9127 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9129 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9131 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9132 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9133 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9134 target after ignore has been set, and move there also the commputation
9135 of subtarget and original_target.
9136 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9137 (LANG_HOOKS_INITIALIZER): Remove it.
9138 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9140 2008-03-18 Richard Guenther <rguenther@suse.de>
9142 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9143 found an expression with constants, note that in the VN for the lhs.
9144 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9145 fold them to constants if possible. Run cleanup_cfg if done so.
9146 (execute_pre): Return todo.
9148 (execute_fre): Likewise.
9149 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9151 (get_prop_source_stmt): Look through pointer conversions.
9153 2008-03-18 Jan Hubicka <jh@suse.cz>
9155 * tree-pretty-print.c: Include predict.h.
9156 (dump_generic_node): Dump predictor.
9157 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9158 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9159 * gimple-low.c (lower_stmt): Likewise.
9160 * expr.c (expand_expr_real): Likewise.
9161 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9163 (build_predict_expr, build_predict_expr): New.
9164 * predict.h (predictor_name, build_predict_expr): Update.
9165 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9166 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9167 * predict.def (PRED_CONTINUE): Update hitrate.
9168 * tree.def (PREDICT_EXPR): Define.
9169 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9170 do not handle BIND_EXPR.
9171 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9172 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9173 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9176 2008-03-18 Michael Matz <matz@suse.de>
9178 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9180 2008-03-18 Richard Guenther <rguenther@suse.de>
9182 * tree-gimple.h (is_gimple_invariant_address): Declare.
9183 (is_gimple_constant): Likewise.
9184 * tree-gimple.c (is_gimple_constant): New function.
9185 (is_gimple_invariant_address): Likewise.
9186 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9187 and is_gimple_invariant_address.
9188 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9190 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9191 an addressable base.
9193 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9196 * gimplify.c (gimplify_expr): Gimplify second operand of
9199 2008-03-17 Richard Guenther <rguenther@suse.de>
9201 PR tree-optimization/19637
9202 * fold-const.c (fold_unary): Remove restrictions of removing
9203 intermediate pointer-conversions (P2)(P1)P0.
9204 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9205 conversion to void pointer.
9206 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9208 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9211 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9212 emulated thread local variables.
9214 2008-03-16 Richard Guenther <rguenther@suse.de>
9217 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9218 expand TREE_INVARIANT operations that are not gimple invariant.
9220 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9222 * doc/extend.texi (Alignment): Say that the ABI controls
9223 the __alignof__ for non-strict-alignment targets rather
9224 than being a recommendation.
9226 2008-03-15 Paul Brook <paul@codesourcery.com>
9228 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9230 (arm_output_fn_unwind): Mark functions that can not be unwound.
9232 2008-03-15 Paul Brook <paul@codesourcery.com>
9234 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9235 extension instructions.
9237 2008-03-15 Richard Guenther <rguenther@suse.de>
9239 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9240 and fold constant aggregate refs.
9241 (fold_const_aggregate_ref): Handle string constants
9242 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9243 (evaluate_stmt): Simplify now that ccp_fold folds constant
9246 2008-03-15 Paul Brook <paul@codesourcery.com>
9248 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9249 (extzv): Use gen_extzv_t2.
9250 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9252 2008-03-15 Richard Guenther <rguenther@suse.de>
9254 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9255 (fold_const_aggregate_ref): Likewise.
9256 (get_value): Return NULL if we don't have any values.
9257 (ccp_finalize): Set const_val to NULL after freeing it.
9258 * tree-flow.h (get_symbol_constant_value): Declare.
9259 (fold_const_aggregate_ref): Likewise.
9260 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9262 2008-03-15 Richard Guenther <rguenther@suse.de>
9265 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9266 to not produce negative array indices if not allowed. Add
9267 parameter to indicate that.
9268 (maybe_fold_offset_to_component_ref): Allow negative array
9269 indices only for the first member of a structure.
9270 (maybe_fold_offset_to_reference): Allow negative array indices.
9271 (maybe_fold_stmt_addition): Likewise.
9273 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9274 Anatoly Sokolov <aesok@post.ru>
9276 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9277 (avr_arch): Add ARCH_AVR6.
9278 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9279 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9280 instead of fixed value 2.
9281 (print_operand_address): Use gs() asm specifier instead of pm().
9282 (avr_assemble_integer): (Ditto.).
9283 (avr_output_addr_vec_elt): (Ditto.).
9284 (print_operand): Handle "!" code.
9285 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9286 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9287 (AVR_HAVE_EIJMP_EICALL): Define.
9288 (AVR_3_BYTE_PC): Redefine.
9289 (AVR_2_BYTE_PC): (Ditto.).
9290 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9291 (LINK_SPEC): Add atmega2560 and atmega2561.
9292 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9294 * config/avr/avr.md (call_insn): Use eicall instead of icall
9295 for 3 byte PC devices.
9296 (call_value_insn): (Ditto.).
9297 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9298 (indirect_jump): Use only for for 2 byte PC devices.
9299 (*tablejump): (Ditto.).
9300 (*indirect_jump_avr6): Add insn.
9301 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9302 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9303 instead of ijmp for 3 byte PC devices.
9304 (__tablejump2__): (Ditto.).
9305 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9306 (MULITLIB_DIRNAMES): (Ditto.).
9307 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9309 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9311 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9312 "sse2_umulsidi3". Use V1DI mode for operand 0.
9313 ("mmx_psadbw"): Use V1DI mode for operand 0.
9314 * config/i386/i386-modes.def (V1SI): New vector mode.
9315 * config/i386/i386.c (struct builtin_description)
9316 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9317 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9318 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9319 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9320 v1di_ftype_v8qi_v8qi type.
9321 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9323 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9324 __builtin_ia32_pmuludq]: Fix the mode of return value.
9326 2008-03-15 Richard Guenther <rguenther@suse.de>
9329 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9332 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9334 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9335 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9336 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9337 unless TARGET_SERIALIZE_VOLATILE is enabled.
9338 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9339 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9340 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9342 2008-03-14 Richard Guenther <rguenther@suse.de>
9344 PR tree-optimization/34172
9345 * tree-flow.h (refs_may_alias_p): Declare.
9346 (get_single_def_stmt): Likewise.
9347 (get_single_def_stmt_from_phi): Likewise.
9348 (get_single_def_stmt_with_phi): Likewise.
9349 * tree-dfa.c (refs_may_alias_p): New function.
9350 (get_single_def_stmt): Likewise.
9351 (get_single_def_stmt_from_phi): Likewise.
9352 (get_single_def_stmt_with_phi): Likewise.
9353 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9354 (vn_reference_lookup_1): New helper function.
9355 (vn_reference_lookup): Walk the virtual use-def chain to
9356 continue searching for a match if the def does not alias the
9357 reference we are looking for.
9359 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9361 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9362 archive and Perzl. Update The Written Word listing.
9364 2008-03-14 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/34043
9367 PR tree-optimization/33989
9368 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9370 (bitmap_find_leader): Use extra argument to verify dominance
9371 relationship inside a basic-block.
9372 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9373 (find_leader_in_sets): Adjust.
9374 (create_component_ref_by_pieces): Take extra argument for
9375 dominance check, handle lookup failures.
9376 (find_or_generate_expression): Likewise.
9377 (create_expression_by_pieces): Likewise.
9378 (insert_into_preds_of_block): Adjust.
9379 (create_value_expr_from): If asked for, verify all operands
9380 are in the blocks AVAIL_OUT set.
9381 (make_values_for_stmt): Check for SSA_NAMEs that are life
9382 over an abnormal edge.
9383 (compute_avail): Remove such check.
9384 (do_SCCVN_insertion): New function.
9385 (eliminate): If we do not find a leader suitable for replacement
9386 insert a replacement expression from SCCVN if available.
9387 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9388 (struct vn_ssa_aux): Add needs_insertion flag.
9389 * tree-ssa-sccvn.c (may_insert): New global flag.
9390 (copy_reference_ops_from_ref): Value-number union member access
9391 based on its size, not type and member if insertion is allowed.
9392 (visit_reference_op_load): For a weak match from union type
9393 punning lookup a view-converted value and insert a SSA_NAME
9394 for that value if that is not found.
9395 (visit_use): Make dumps shorter. Do not disallow value numbering
9396 SSA_NAMEs that are life over an abnormal edge to constants.
9397 (free_scc_vn): Release inserted SSA_NAMEs.
9398 (run_scc_vn): New flag to specify whether insertion is allowed.
9399 Process SSA_NAMEs in forward order.
9400 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9401 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9402 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9403 pointer type to/from integral types that do not change the
9404 precision to regular conversions.
9406 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9408 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9409 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9410 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9411 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9412 input arguments and the mode of return value. Built-in functions
9413 that operate on whole 64-bit MMX register now use V1DI mode.
9415 2008-03-13 Alon Dayan <alond@il.ibm.com>
9416 Olga Golovanevsky <olga@il.ibm.com>
9418 PR tree-optimization/35041
9419 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9420 to locate the right position in a statement.
9422 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/xmmintrin.h: Change all static inline functions to
9427 extern inline and add __gnu_inline__ attribute.
9428 * config/i386/bmintrin.h: Ditto.
9429 * config/i386/smmintrin.h: Ditto.
9430 * config/i386/tmmintrin.h: Ditto.
9431 * config/i386/mmintrin-common.h: Ditto.
9432 * config/i386/ammintrin.h: Ditto.
9433 * config/i386/emmintrin.h: Ditto.
9434 * config/i386/pmmintrin.h: Ditto.
9435 * config/i386/mmintrin.h: Ditto.
9436 * config/i386/mm3dnow.h: Ditto.
9438 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9441 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9442 (lower_omp_2): New function.
9443 (lower_omp_1, lower_omp): Rewritten.
9445 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9448 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9449 with the phrase "Microsoft Windows compilers".
9450 (Push/Pop Macro Pragmas): New subsection. Document
9451 #pragma push_macro and pragma pop_macro.
9453 2008-03-12 Paul Brook <paul@codesourcery.com>
9455 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9457 2008-03-12 Paul Brook <paul@codesourcery.com>
9459 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9460 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9461 (thumb2_addsi_shortim): Rename ...
9462 (thumb2_addsi_short): ... to this. Allow register operands.
9463 (thumb2_subsi_short): New pattern.
9464 (thumb2_one_cmplsi2_short,
9465 thumb2_negsi2_short): New patterns and peepholes.
9467 2008-03-12 Paul Brook <paul@codesourcery.com>
9469 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9471 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9473 * config/i386/i386.md (int_cond): New code iterator.
9475 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9476 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9477 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9478 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9479 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9480 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9481 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9482 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9484 2008-03-12 Paul Brook <paul@codesourcery.com>
9486 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9487 instead of {arm,thumb}_compute_save_reg_mask.
9488 (output_return_instruction): Ditto.
9489 (thumb_unexpanded_epilogue): Ditto.
9490 (thumb1_expand_prologue): Ditto.
9491 (thumb1_output_function_prologue): Ditto.
9492 (arm_set_return_address): Ditto.
9493 (thumb_set_return_address): Ditto.
9494 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9495 regs to achieve stack alignment.
9496 (thumb1_compute_save_reg_mask): Fix compiler warning.
9497 (arm_output_epilogue): Use offsets->saved_regs_mask.
9498 Adjust stack pointer by poping call clobered registers.
9499 (arm_expand_prologue): Use offsets->saved_regs_mask.
9500 Adjust stack pointer by pushing extra registers.
9501 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9503 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9506 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9507 conversion to the operands of a multiplication.
9509 2008-03-12 Richard Guenther <rguenther@suse.de>
9511 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9512 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9513 * timevar.def (TV_TREE_PHIPROP): Add.
9514 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9515 pass description. Use TV_TREE_PHIPROP.
9516 * tree-ssa-forwprop.c: Remove phiprop code.
9518 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9521 * omp-low.c (maybe_lookup_decl): Constify first argument.
9522 (use_pointer_for_field): Change last argument from bool to
9523 omp_context *. Disallow shared copy-in/out in nested
9524 parallel if decl is shared in outer parallel too.
9525 (build_outer_var_ref, scan_sharing_clauses,
9526 lower_rec_input_clauses, lower_copyprivate_clauses,
9527 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9529 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9530 Ira Rosen <irar@il.ibm.com>
9532 * tree-vectorizer.c (free_stmt_vec_info): New function.
9533 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9534 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9535 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9536 * tree-vect-transform.c (vectorizable_conversion): Free
9537 vec_oprnds0 if it was allocated.
9538 (vect_permute_store_chain): Remove unused VECs.
9539 (vectorizable_store): Free VECs that are allocated in the..
9541 (vect_transform_strided_load, vectorizable_load): Likewise.
9542 (vect_remove_stores): Simplify the code.
9543 (vect_transform_loop): Move code to vect_remove_stores().
9544 Call vect_remove_stores() and free_stmt_vec_info().
9546 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9548 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9549 TARGET_HPUX. Revise comment.
9550 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9551 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9552 Use sr4 variant of `be' instruction when not generating PIC code.
9553 (attr_length_call): Adjust for above change.
9555 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9557 * ipa-reference.c (static_execute): Remove module_statics_const and
9558 associated setting code.
9560 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9564 predicate for operand 1.
9565 (paritysi2_cmp): Use register_operand predicate for operand 2.
9566 Use earlyclobber modifier for operand 1. Remove support for
9568 (paritydi2_cmp): Use register_operand predicate for operand 3.
9569 Use earlyclobber modifier for operand 1. Remove support for
9572 2008-03-11 Paul Brook <paul@codesourcery.com>
9573 Vladimir Prus <vladimir@codesourcery.com>
9575 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9576 (arm_compute_save_reg0_reg12_mask): Always
9577 check if register 11 must be saved. Always safe hard frame pointer
9578 when frame_pointer_needeed.
9579 (arm_compute_save_reg_mask): Save IP and PC
9580 only with apcs frames.
9581 (arm_output_epilogue): Adjust Thumb2 codepath to
9582 be also invoked and work for ARM non-apcs frames.
9583 (arm_expand_prologue): Don't bother saving IP
9584 for non-apcs frame, since it's not clobbered by
9585 prologue code. Implement non-apcs frame
9588 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9590 PR rtl-optimization/35281
9591 * expr.c (convert_move): Use a new pseudo for the intermediate
9592 from_mode->word_mode result.
9594 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9596 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9597 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9598 * toplev.c (compile_file): Don't call it.
9600 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9603 * expr.c (store_expr): Call emit_block_move if the mode
9604 of "temp" RTX is BLKmode.
9606 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9607 Richard Guenther <rguenther@suse.de>
9609 PR tree-optimization/31358
9610 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9611 the step with a NULL_TREE.
9612 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9613 to sizetype if type is a pointer type.
9614 (add_candidate_1): Don't convert the base and step to
9615 the generic type if the orginal type is a pointer type.
9616 (add_iv_value_candidates): Use sizetype for the step
9617 if type is a pointer type.
9618 (cand_value_at): Likewise.
9619 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9621 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9622 Don't convert the tem affine to the type.
9623 (add_elt_to_tree): Use sizetype for the step if a pointer.
9624 Use POINTER_PLUS_EXPR for pointers.
9625 (aff_combination_to_tree): Use sizetype for the step if a
9628 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9630 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9631 Remove commutativity hint.
9633 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9637 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9638 errorneous type. Check that v is a VAR_DECL.
9641 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9643 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9645 PR tree-optimization/35494
9646 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9647 may be overriden at link and run time.
9649 2008-03-10 Richard Guenther <rguenther@suse.de>
9651 PR tree-optimization/34677
9652 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9653 (poolify_tree): Likewise.
9654 (modify_expr_template): Likewise.
9655 (poolify_modify_stmt): Likewise.
9656 (insert_fake_stores): Handle all component-ref style stores
9657 in addition to INDIRECT_REF. Also handle complex types.
9658 Do not poolify the inserted load.
9659 (realify_fake_stores): Do not rebuild the tree but only
9660 make it a SSA_NAME copy.
9661 (init_pre): Remove initialzation of modify_expr_template.
9662 Do not allocate modify_expr_node_pool.
9663 (fini_pre): Do not free modify_expr_node_pool.
9665 2008-03-10 Paul Brook <paul@codesourcery.com>
9667 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9670 2008-03-10 Paul Brook <paul@codesourcery.com>
9671 Mark Shinwell <shinwell@codesourcery.com>
9673 * config/arm/cortex-r4.md: New.
9674 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9676 * config/arm/arm.md: Include cortex-r4.md.
9677 (insn): Add smmls, sdiv and udiv values.
9678 (generic_sched): Don't use generic scheduling for Cortex-R4.
9679 (arm_issue_rate): New function.
9680 (TARGET_SCHED_ISSUE_RATE): Define.
9682 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9684 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9686 2008-03-10 Richard Guenther <rguenther@suse.de>
9688 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9689 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9691 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9693 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9694 Set default to true.
9696 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9698 * c.opt (Wsynth): Deprecate.
9699 * doc/invoke.texi (Option Summary, Warning Options): Document
9700 -Wno-format-contains-nul.
9702 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9706 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9708 2008-03-09 Ira Rosen <irar@il.ibm.com>
9710 * config/rs6000/rs6000.c (builtin_description): Rename vector
9711 left shift operations.
9712 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9713 (altivec_vsl<VI_char>): Rename to ...
9714 (ashl<mode>3): ... new name.
9715 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9717 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9719 2008-03-08 Richard Guenther <rguenther@suse.de>
9721 * coverage.h (tree_coverage_counter_addr): Declare.
9722 * coverage.c (tree_coverage_counter_addr): New function.
9723 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9725 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9726 (tree_gen_one_value_profiler): Likewise.
9727 (tree_gen_ic_profiler): Likewise.
9728 (tree_gen_average_profiler): Likewise.
9729 (tree_gen_ior_profiler): Likewise.
9731 2008-03-08 Richard Guenther <rguenther@suse.de>
9733 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9734 (vn_binary_op_insert): Likewise.
9735 (vn_unary_op_lookup): Likewise.
9736 (vn_unary_op_insert): Likewise.
9737 (vn_nary_op_lookup): Declare.
9738 (vn_nary_op_insert): Likewise.
9739 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9740 and binary hashes, use a single obstack for unary_op_pool
9742 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9743 a single struct vn_nary_op_s. Store tree code length and
9744 a variable number of operands.
9745 (struct vn_reference_op_struct): Remove unused op2.
9746 (vn_reference_op_eq): Do not compare op2.
9747 (vn_reference_op_compute_hash): Do not compute hash of op2.
9748 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9749 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9750 with vn_nary_op_compute_hash.
9751 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9752 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9754 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9756 (visit_unary_op): Call nary functions.
9757 (visit_binary_op): Likewise.
9758 (process_scc): Adjust for struct vn_tables_s changes.
9759 (allocate_vn_table): Likewise.
9760 (free_vn_table): Likewise.
9761 * tree-vn.c (vn_add): Call nary functions.
9762 (vn_lookup): Likewise.
9764 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9767 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9768 wdst back after sync_compare_and_swapqhi_internal.
9770 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9773 * config/i386/i386-modes.def (V1DI): New vector mode.
9774 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9775 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9776 (MMXMODE248): Ditto.
9777 (MMXMODE): Add V1DI mode.
9778 (mmxvecsize): Change DI mode to V1DI mode.
9779 ("mov<mode>): Use MMXMODEI8 mode iterator.
9780 ("*mov<mode>_internal_rex64"): Ditto.
9781 ("*mov<mode>_internal"): Ditto.
9782 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9783 ("mmx_sub<mode>3"): Ditto.
9784 ("mmx_adddi3"): Remove insn pattern.
9785 ("mmx_subdi3"): Ditto.
9786 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9787 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9788 ("mmx_ashl<mode>3"): Ditto.
9789 ("mmx_lshrdi3"): Remove insn pattern.
9790 ("mmx_ashldi3"): Ditto.
9791 * config/i386/i386.c (classify_argument): Handle V1DImode.
9792 (function_arg_advance_32): Ditto.
9793 (function_arg_32): Ditto.
9794 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9795 mmx_addv1di3 insn pattern.
9796 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9797 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9798 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9799 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9800 Remove definitions of built-in functions.
9801 (V1DI_type_node): New node.
9802 (v1di_ftype_v1di_int): Ditto.
9803 (v1di_ftype_v1di_v1di): Ditto.
9804 (v2si_ftype_v2si_si): Ditto.
9805 (v4hi_ftype_v4hi_di): Remove node.
9806 (v2si_ftype_v2si_di): Ditto.
9807 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9808 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9809 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9810 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9811 Add new builtins using def_builtin_const.
9812 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9813 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9814 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9815 * config/i386/mmintrin.h (__v1di): New typedef.
9816 (_mm_add_si64): Cast arguments to __v1di type.
9817 (_mm_sub_si64): Ditto.
9818 (_mm_sll_pi16): Cast __count to __v4hi type.
9819 (_mm_sll_pi32): Cast __count to __v2si type.
9820 (_mm_sll_si64): Cast arguments to __v1di type.
9821 (_mm_srl_pi16): Cast __count to __v4hi type.
9822 (_mm_srl_pi32): Cast __count to __v2si type.
9823 (_mm_srl_si64): Cast arguments to __v1di type.
9824 (_mm_sra_pi16): Cast __count to __v4hi type.
9825 (_mm_sra_pi32): Cast __count to __v2si type.
9826 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9827 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9828 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9829 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9830 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9831 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9832 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9833 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9834 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9835 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9836 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9837 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9839 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9841 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9843 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9846 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9847 reg+const addressing for Altivec modes. Don't generate reg+reg
9848 addressing for TFmode or TDmode quantities.
9850 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9852 * c-common.c (vector_types_convertible_p): Call langhook
9853 instead of comptypes.
9855 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9858 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9859 integral and scalar float variables which have a
9862 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9864 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9865 dwarf_register_span hook when emitting unwind information for
9866 register-to-memory saves.
9867 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9868 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9870 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9872 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9873 for the same VAR_DECL.
9875 2008-03-06 Tom Tromey <tromey@redhat.com>
9878 * doc/standards.texi (Standards): Don't mention treelang.
9879 * doc/invoke.texi (Overall Options): Don't mention treelang.
9880 * doc/install.texi (Prerequisites): Don't mention bison or
9882 (Configuration): Don't mention treelang.
9883 (Building): Likewise.
9884 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9886 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9888 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9889 word-extractions out of a multi-word object.
9891 2008-03-06 Richard Guenther <rguenther@suse.de>
9893 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9894 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9895 result type and precision.
9896 * expr.c (get_inner_reference): Set unsignedp based on the result
9897 type of BIT_FIELD_REF.
9898 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9899 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9900 (try_instantiate_multiple_fields): Likewise. Use the correct type
9902 (sra_build_assignment): Likewise.
9903 (sra_build_elt_assignment): Likewise.
9904 (sra_explode_bitfield_assignment): Likewise.
9905 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9906 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9907 set BIT_FIELD_REF_UNSIGNED.
9908 (vectorizable_load): Likewise.
9910 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9912 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9915 2008-03-06 Richard Guenther <rguenther@suse.de>
9917 * alias.c (struct alias_set_entry): Move has_zero_child field
9918 to pack with alias_set.
9920 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9922 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9925 2008-03-05 Ian Lance Taylor <iant@google.com>
9927 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9929 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9931 * fwprop.c (update_df): Support width and offset parameters of
9933 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9934 global_conflicts): Change DF_REF_EXTRACT to either
9935 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9936 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9937 * df-scan.c (df_ref_record, df_defs_record,
9938 df_ref_create_structure, df_def_record_1, df_uses_record,
9939 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9940 df_bb_refs_collect, df_entry_block_defs_collect,
9941 df_exit_block_uses_collect): Support new width and offset fields.
9942 (ref_extract_pool): New storage pool.
9943 (df_free_ref): New function.
9944 (df_reg_chain_unlink, df_free_collection_rec,
9945 df_sort_and_compress_refs): Call df_free_ref.
9946 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9948 (df_ref_create_structure): Allocate df_ref_extract if offset and
9949 width fields are used.
9950 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9951 (df_uses_record): Get offset and width from ZERO_EXTRACT
9953 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9954 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9955 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9956 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9957 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9958 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9959 (df_ref_extract): New structure.
9960 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9961 (df_ref_create): Add width and offset parameters.
9963 2008-03-05 Richard Guenther <rguenther@suse.de>
9965 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9966 Use ranges_overlap_p.
9967 (offset_overlaps_with_access): Rename
9968 to ranges_overlap_p and move ...
9969 * tree-flow-inline.h (ranges_overlap_p): ... here.
9971 * tree.h (get_inner_reference, handled_component_p): Update
9974 * tree.h (record_component_aliases, get_alias_set,
9975 alias_sets_conflict_p, alias_sets_must_conflict_p,
9976 objects_must_conflict_p): Move declarations ...
9977 * alias.h (record_component_aliases, get_alias_set,
9978 alias_sets_conflict_p, alias_sets_must_conflict_p,
9979 objects_must_conflict_p): ... here.
9980 Include coretypes.h.
9981 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9983 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9985 * cfg.c: Include tree-flow.h.
9986 (remove_edge_raw): Call redirect_edge_var_map_clear.
9987 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9988 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9989 (redirect_edge_var_map_result): New.
9990 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9991 PENDING_STMT use with redirect_edge_var_map_*.
9992 * tree-ssa.c (edge_var_maps): New definition.
9993 (redirect_edge_var_map_add): New.
9994 (redirect_edge_var_map_clear): New.
9995 (redirect_edge_var_map_dup): New.
9996 (redirect_edge_var_map_vector): New.
9997 (redirect_edge_var_map_destroy): New.
9998 (ssa_redirect_edge): Replace PENDING_STMT use with
9999 redirect_edge_var_map_*.
10000 (flush_pending_stmts): Same.
10001 (delete_tree_ssa): Destroy edge var map.
10002 * tree-flow.h (struct _edge_var_map): New.
10003 Define edge_var_map vector type.
10004 Declare redirect_edge_var_map_* prototypes.
10005 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10006 * tree-cfg.c (reinstall_phi_args): Replace
10007 PENDING_STMT use with redirect_edge_var_map_*.
10009 2008-03-05 Richard Guenther <rguenther@suse.de>
10011 PR tree-optimization/35472
10012 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10013 whose single use_stmt has a overlapping set of loaded and
10014 stored symbols as that use_stmt might be a noop assignment then.
10016 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10018 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10020 2008-03-05 Richard Guenther <rguenther@suse.de>
10023 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10024 should be constants.
10025 * tree-cfg.c (verify_expr): Verify it.
10026 * fold-const.c (fold_truthop): Remove code generating
10027 BIT_FIELD_REFs of structure bases.
10028 (fold_binary): Likewise.
10029 (fold_ternary): Position and size of BIT_FIELD_REFs are
10030 always host integers.
10031 (make_bit_field_ref): Remove.
10032 (optimize_bit_field_compare): Remove.
10033 (all_ones_mask_p): Remove.
10035 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10038 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10039 (split_block_and_df_analyze): New. Split basic block and rebuild
10041 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10043 (split_pattern_seq): Likewise.
10044 (erase_matching_seqs): Likewise.
10045 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10047 2008-03-04 Geoff Keating <geoffk@apple.com>
10049 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10050 declaration and code.
10051 (tree_invalid_nonnegative_warnv_p): Likewise.
10053 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10055 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10056 examples. Truncate option-names then causing overfull hbox.
10058 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10061 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10063 * configure: Rebuilt.
10065 2008-03-04 Rafael Espindola <espindola@google.com>
10067 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10068 (tree_unary_nonnegative_warnv_p): New.
10069 (tree_binary_nonnegative_warnv_p): New.
10070 (tree_single_nonnegative_warnv_p): New.
10071 (tree_invalid_nonnegative_warnv_p): New.
10072 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10074 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10077 * opts.c (handle_option): Postpone 'unknown option' errors only for
10080 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10083 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10086 2008-03-04 Rafael Espindola <espindola@google.com>
10088 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10089 (tree_binary_nonzero_warnv_p): New.
10090 (tree_single_nonzero_warnv_p): New.
10091 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10093 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10095 PR middle-end/35456
10096 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10097 transformations for modes that have signed zeros.
10098 * ifcvt.c (noce_try_abs): Ditto.
10100 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10102 * config/i386/i386.c (override_options): Force
10103 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10105 2008-03-04 Jan Hubicka <jh@suse.cz>
10108 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10111 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10113 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10114 label to probe the stack.
10116 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10118 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10119 (__gthr_win32_mutex_destroy): Declare.
10120 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10121 __gthr_win32_mutex_destroy.
10122 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10124 2008-03-03 Jan Hubicka <jh@suse.cz>
10127 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10128 aggressive on inlining cold calls.
10130 2008-03-03 Richard Guenther <rguenther@suse.de>
10132 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10133 struct copies into the expression table.
10134 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10135 (try_to_simplify): Likewise.
10136 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10137 integral and pointer arguments which do not change the
10138 precision to NOP_EXPRs.
10139 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10140 VIEW_CONVERT_EXPR case.
10142 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10144 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10145 defined in a loop at depth 0 is invariant.
10146 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10147 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10148 be called at loop depth 0.
10150 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10153 * gcc.c (process_command): Update copyright notice dates.
10154 * gcov.c (print_version): Likewise.
10155 * gcov-dump.c (print_version): Likewise.
10156 * mips-tfile.c (main): Likewise.
10157 * mips-tdump.c (main): Likewise.
10159 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10162 * c-common.c (flag_permissive): Delete.
10163 (constant_expression_warnings): Check flags first.
10164 (constant_expression_error): New.
10165 * c-common.h (flag_permissive): Delete.
10166 (constant_expression_error): Declare.
10167 * flags.h (flag_permissive): Declare. Update description.
10168 * diagnostic.c (pedwarn): Update.
10170 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10171 (permissive_error_kind): New.
10172 * toplev.c (flag_permissive): Define. Update description.
10173 * toplev.h (permissive_error_kind): Declare.
10174 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10175 (pedwarn_c90): Use pedantic_warning_kind.
10176 * c-opts.c (c_common_post_options): flag_permissive does not affect
10177 flag_pedantic_errors.
10179 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10181 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10182 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10183 __absvsi2, __absvDI2): Use unsigned arithmetic.
10185 2008-03-02 Andi Kleen <ak@suse.de>
10186 Richard Guenther <rguenther@suse.de>
10188 * struct-equiv.c: Remove file.
10189 * cfg_cleanup.c (condjump_equiv_p): Remove.
10190 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10191 (struct-equiv.o): Remove rule.
10192 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10193 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10194 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10196 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10198 * ifcvt.c (noce_process_if_block): Try to handle only the then
10199 block if the else block exists but isn't suitable.
10201 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10204 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10205 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10206 regression from previous patch.
10208 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10211 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10213 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10214 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10215 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10216 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10217 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10218 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10219 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10220 (__gthread_mutex_destroy_function): Rename to
10221 __gthread_mutex_destroy.
10222 * gthr-dce.h (__gthread_mutex_destroy): Call
10223 pthread_mutex_destroy.
10224 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10225 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10226 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10228 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10230 * df-scan.c (df_ref_chain_change_bb): Simplify.
10231 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10232 set_block_for_insn if there's any change.
10233 * df.h ((df_insn_change_bb): Fix prototype.
10234 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10235 df_insn_change_bb, don't call set_block_for_insn.
10236 * emit-rtl.c (reorder_insns): Likewise.
10237 * haifa-sched.c (move_insn): Likewise.
10239 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10241 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10243 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10245 * tree-flow-inline.h (next_readonly_imm_use): Return
10246 NULL_USE_OPERAND_P after the end.
10248 2008-03-01 Richard Guenther <rguenther@suse.de>
10250 PR tree-optimization/35411
10251 * tree-sra.c (sra_build_assignment): Split conversion to
10252 final type to a separate statement if we are not assigning
10255 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10257 * fold-const.c (fold_convertible_p): Correct the logic to follow
10258 that in fold_convert().
10260 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10263 * tree-inline.c (build_duplicate_type): When we make a
10264 duplicate type, make it unique in the canonical types system.
10266 2008-02-29 Tom Tromey <tromey@redhat.com>
10268 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10269 input_file_stack_history, input_file_stack_restored): Remove.
10270 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10271 * input.h (struct file_stack): Remove.
10272 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10273 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10275 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10277 (diagnostic_last_module_changed): Add 'map' argument.
10278 (diagnostic_set_last_function): Likewise.
10279 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10280 line map, not input_file_stack.
10281 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10283 2008-02-29 Paul Brook <paul@codesourcery.com>
10285 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10287 2008-02-29 Paul Brook <paul@codesourcery.com>
10289 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10291 2008-02-29 Richard Guenther <rguenther@suse.de>
10293 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10295 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10296 value for comparing for a store match.
10297 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10298 (try_to_simplify): Do not do a full-blown reference lookup.
10300 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10302 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10303 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10305 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10307 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10309 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10310 strides against cache sizes.
10312 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10314 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10317 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10319 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10320 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10321 is smaller than the original promoted value.
10322 (simplify_subreg): If OP is a SUBREG, try to preserve its
10323 SUBREG_PROMOTED_VAR_P information.
10325 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10327 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10328 (VN_INFO_GET): Allocate new objects on the obstack.
10329 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10330 for rpo_numbers_temp, for consistency.
10331 (free_scc_vn): Free the obstack.
10333 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10335 * doc/invoke.texi: Document -ftree-loop-distribution.
10336 * tree-loop-distribution.c: New.
10337 * tree-pass.h (pass_loop_distribution): New.
10338 * graphds.h (struct graph): Add htab_t indices.
10339 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10340 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10341 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10342 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10343 * tree-data-ref.c (debug_data_dependence_relations): New.
10344 (dump_data_dependence_relation): Also print data references.
10345 (free_data_ref): Extern.
10346 (same_access_functions): Moved...
10347 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10348 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10349 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10350 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10351 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10352 (stmts_from_loop): Skip LABEL_EXPR.
10353 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10355 (build_rdg): Initialize rdg->indices htab.
10356 (free_rdg, stores_from_loop, ref_base_address,
10357 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10358 have_similar_memory_accesses_1, ref_base_address_1,
10359 remove_similar_memory_refs): New.
10360 * tree-data-ref.h: Depend on tree-chrec.h.
10361 (debug_data_dependence_relations, free_data_ref): Declared.
10362 (same_access_functions): ... here.
10363 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10365 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10366 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10367 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10368 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10369 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10370 rdg_vertex_for_stmt): Declared.
10371 (struct rdg_edge): Add level.
10373 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10374 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10376 (rdg_has_similar_memory_accesses): New.
10377 * tree-vect-analyze.c: Remove unused static decls.
10378 * lambda.h (dependence_level): New.
10379 * common.opt (ftree-loop-distribution): New.
10380 * tree-flow.h (mark_virtual_ops_in_bb,
10381 slpeel_tree_duplicate_loop_to_edge_cfg,
10382 rename_variables_in_loop): Declared.
10383 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10384 (OBJS-common): Add tree-loop-distribution.o.
10385 (tree-loop-distribution.o): New rule.
10386 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10387 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10388 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10390 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10393 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10394 other than structures and unions.
10396 2008-02-28 Richard Guenther <rguenther@suse.de>
10399 2008-02-26 Richard Guenther <rguenther@suse.de>
10401 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10402 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10403 (lookup_decl_from_uid): Declare.
10404 (remove_decl_from_map): Likewise.
10405 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10406 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10407 (decl_for_uid_map): New global hashtable mapping DECL_UID
10409 (init_ttree): Allocate it.
10410 (insert_decl_to_uid_decl_map): New helper function.
10411 (make_node_stat): Insert new decls into the map.
10412 (copy_node_stat): Likewise.
10413 (lookup_decl_from_uid): New function.
10414 (remove_decl_from_map): Likewise.
10415 (print_decl_for_uid_map_statistics): New helper.
10416 (dump_tree_statistics): Call it.
10418 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10419 (referenced_var_iterator): Adjust.
10420 (FOR_EACH_REFERENCED_VAR): Adjust.
10421 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10422 (num_referenced_vars): Adjust.
10423 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10424 (first_referenced_var): Remove.
10425 (end_referenced_vars_p): Likewise.
10426 (next_referenced_var): Likewise.
10427 (referenced_var_iterator_set): New helper function.
10428 * tree-dfa.c (referenced_var_lookup): Adjust.
10429 (referenced_var_check_and_insert): Likewise.
10430 (remove_referenced_var): Likewise.
10431 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10432 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10433 (verify_call_clobbering): Likewise.
10434 (verify_memory_partitions): Likewise.
10435 (init_tree_ssa): Allocate bitmap instead of hashtable for
10437 (delete_tree_ssa): Adjust.
10438 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10440 (compute_tag_properties): Likewise.
10441 (set_initial_properties): Likewise.
10442 (find_partition_for): Likewise.
10443 (update_reference_counts): Likewise.
10444 (dump_may_aliases_for): Likewise.
10445 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10446 (add_call_clobber_ops): Likewise.
10447 (add_call_read_ops): Likewise.
10448 (get_asm_expr_operands): Likewise.
10449 * tree-into-ssa.c (dump_decl_set): Likewise.
10450 (update_ssa): Likewise.
10451 * tree-sra.c (scan_function): Likewise.
10452 (decide_instantiations): Likewise.
10453 (scalarize_parms): Likewise.
10454 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10455 (dsa_named_for): Likewise.
10456 * tree-ssa-structalias.c (update_alias_info): Likewise.
10457 (merge_smts_into): Likewise.
10459 2008-02-27 David Daney <ddaney@avtrex.com>
10462 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10463 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10464 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10465 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10466 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10468 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10471 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10472 (BUILT_IN_NEXTTOWARD): Remove.
10473 (BUILT_IN_NEXTTOWARDF): Ditto.
10474 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10475 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10477 2008-02-27 Tom Tromey <tromey@redhat.com>
10479 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10480 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10482 2008-02-27 Jan Beulich <jbeulich@novell.com>
10484 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10485 update the respective field on newdecl.
10487 2008-02-27 Revital Eres <eres@il.ibm.com>
10489 PR rtl-optimization/34999
10490 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10491 crossing edges that ends with a call insn.
10492 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10493 call insn and clear the EDGE_CROSSING flag of the crossing edge
10494 when fixing fallthru edges.
10496 2008-02-27 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/35390
10499 * fold-const.c (fold_unary): Return the correct argument,
10500 converted to the result type.
10502 2008-02-27 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/34971
10505 * expr.c (expand_expr_real_1): Assert on rotates that operate
10507 * fold-const.c (fold_binary): Use the types precision, not the
10508 bitsize of the mode if folding rotate expressions. Build rotates
10509 only for full modes.
10511 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10513 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10514 and CPP_PRAGMA_EOL.
10515 * c-pragma.c (pragma_ns_name): New typedef.
10516 (registered_pp_pragmas): New variable.
10517 (c_pp_lookup_pragma): New function.
10518 (c_register_pragma_1): If flag_preprocess_only, do nothing
10519 for non-expanded pragmas, for expanded ones push pragma's
10520 namespace and name into registered_pp_pragmas vector.
10521 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10522 flag_preprocess_only, don't register GCC pch_preprocess
10523 pragma if flag_preprocess_only.
10524 * c-opts.c (c_common_init): Call init_pragma even if
10525 flag_preprocess_only.
10526 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10527 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10528 cpp_register_pragma if flag_preprocess_only.
10530 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10533 * c-parser.c (c_parser_translation_unit): Warn for empty
10534 translation unit, not empty source file.
10536 2008-02-26 Paul Brook <paul@codesourcery.com>
10538 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10539 operand for Thumb-2.
10540 * config/arm/arm.h (reg_class): Add CORE_REGS.
10541 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10542 (BASE_REG_CLASS): Use CORE_REGS.
10543 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10544 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10545 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10546 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10547 ARM_REGNO_OK_FOR_INDEX_P.
10548 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10549 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10550 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10551 (ldm/stm peepholes): Ditto.
10552 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10553 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10554 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10555 * config/arm/constraints.md: Enable "k" constraint on ARM.
10557 2008-02-27 Ben Elliston <bje@au.ibm.com>
10559 * config/rs6000/rs6000.c: Annotate cache line size field in all
10560 instances of struct processor_costs.
10562 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10564 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10565 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10566 jump_bypass): New counters.
10567 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10568 * dce.c (gate_ud_dce): Same.
10569 (gate_fast_dce): Same.
10570 * dse.c (gate_dse1): New function.
10571 (gate_dse2): New function.
10572 (gate_dse): Merge results of new gate functions.
10573 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10574 (gate_handle_jump_bypass): Add dbg_cnt.
10575 (gate_handle_gcse): Add dbg_cnt.
10576 * ifcvt.c (gate_handle_if_conversion): Same.
10577 (gate_handle_if_after_combine): Same.
10578 (gate_handle_if_after_reload): Same.
10579 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10581 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10583 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10585 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10587 2008-02-26 Jason Merrill <jason@redhat.com>
10590 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10591 alone if it's the naming decl for the type's main variant.
10593 2008-02-26 Tom Tromey <tromey@redhat.com>
10595 * system.h (USE_MAPPED_LOCATION): Poison.
10596 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10597 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10598 (make_goto_expr_edges): Likewise.
10599 (remove_bb): Likewise.
10600 (execute_warn_function_return): Likewise.
10601 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10603 * c-common.c (fname_decl): Remove old location code.
10604 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10606 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10608 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10609 (gen_rtx_ASM_INPUT): Likewise.
10610 (gen_rtx_ASM_INPUT_loc): Likewise.
10611 (get_rtx_asm_OPERANDS): Remove.
10612 * cfglayout.c (insn_locators_alloc): Remove old location code.
10613 (set_curr_insn_source_location): Likewise.
10614 (curr_insn_locator): Likewise.
10615 * print-tree.c (print_node): Remove old location code.
10616 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10617 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10618 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10619 location_from_locus.
10620 (construct_exit_block): Remove old location code.
10621 * emit-rtl.c (force_next_line_note): Remove old location code.
10622 * profile.c (branch_prob): Remove old location code.
10623 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10624 LOC_LINE): Remove old-location variants.
10625 * langhooks.c (lhd_print_error_function): Remove old location
10627 * configure, config.in: Rebuilt.
10628 * configure.ac (--enable-mapped-location): Remove.
10629 * c-decl.c (c_init_decl_processing): Remove old location code.
10630 (finish_function): Likewise.
10631 * recog.c (decode_asm_operands): Remove old location code.
10632 * c-pch.c (c_common_read_pch): Remove old location code.
10633 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10635 * gimple-low.c (lower_function_body): Remove old location code.
10636 * toplev.c (unknown_location): Remove.
10637 (push_srcloc): Remove old-location variant.
10638 (process_options): Remove old location code.
10639 (lang_dependent_init): Likewise.
10640 * input.h (UNKNOWN_LOCATION): Move definition.
10641 (location_t): Undeprecate.
10642 (source_locus): Remove.
10643 (location_from_locus): Remove.
10644 (struct location_s): Remove.
10645 Remove all old-location code.
10646 (input_line, input_filename): Remove.
10647 * final.c (final_scan_insn): Remove old location code.
10648 * diagnostic.c (diagnostic_build_prefix): Remove
10649 USE_MAPPED_LOCATION test.
10650 * tree.h (gimple_stmt) <locus>: Now a location_t.
10651 (tree_exp) <locus>: Likewise.
10652 (DECL_IS_BUILTIN): Remove old-location variant.
10653 (annotate_with_file_line, annotate_with_locus): Likewise.
10654 (expr_locus, set_expr_locus): Update.
10655 * tree.c (build1_stat): Remove old location code.
10656 (last_annotated_node): Remove.
10657 (annotate_with_file_line): Remove old-location variant.
10658 (annotate_with_locus): Likewise.
10659 (expr_location): Remove old location code.
10660 (set_expr_location): Likewise.
10661 (expr_has_location): Likewise.
10662 (expr_locus): Likewise.
10663 (set_expr_locus): Likewise.
10664 (expr_filename): Don't use location_from_locus.
10665 (expr_lineno): Likewise.
10666 * rtl-error.c (location_for_asm): Remove old location code.
10667 * c-lex.c (cb_line_change): Remove old location code.
10668 (fe_file_change): Likewise.
10669 (cb_def_pragma): Likewise.
10670 (c_lex_with_flags): Likewise.
10671 * gengtype.c (do_typedef): Don't special-case location types.
10672 (define_location_structures): Remove.
10673 (main): Don't call define_location_structures.
10674 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10677 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10680 * builtins.def (BUILT_IN_STDARG_START): Remove.
10681 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10682 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10683 * tree-inline.c (inline_forbidden_p_1): Likewise.
10685 2008-02-26 Richard Guenther <rguenther@suse.de>
10687 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10688 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10689 (lookup_decl_from_uid): Declare.
10690 (remove_decl_from_map): Likewise.
10691 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10692 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10693 (decl_for_uid_map): New global hashtable mapping DECL_UID
10695 (init_ttree): Allocate it.
10696 (insert_decl_to_uid_decl_map): New helper function.
10697 (make_node_stat): Insert new decls into the map.
10698 (copy_node_stat): Likewise.
10699 (lookup_decl_from_uid): New function.
10700 (remove_decl_from_map): Likewise.
10701 (print_decl_for_uid_map_statistics): New helper.
10702 (dump_tree_statistics): Call it.
10704 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10705 (referenced_var_iterator): Adjust.
10706 (FOR_EACH_REFERENCED_VAR): Adjust.
10707 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10708 (num_referenced_vars): Adjust.
10709 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10710 (first_referenced_var): Remove.
10711 (end_referenced_vars_p): Likewise.
10712 (next_referenced_var): Likewise.
10713 (referenced_var_iterator_set): New helper function.
10714 * tree-dfa.c (referenced_var_lookup): Adjust.
10715 (referenced_var_check_and_insert): Likewise.
10716 (remove_referenced_var): Likewise.
10717 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10718 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10719 (verify_call_clobbering): Likewise.
10720 (verify_memory_partitions): Likewise.
10721 (init_tree_ssa): Allocate bitmap instead of hashtable for
10723 (delete_tree_ssa): Adjust.
10724 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10726 (compute_tag_properties): Likewise.
10727 (set_initial_properties): Likewise.
10728 (find_partition_for): Likewise.
10729 (update_reference_counts): Likewise.
10730 (dump_may_aliases_for): Likewise.
10731 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10732 (add_call_clobber_ops): Likewise.
10733 (add_call_read_ops): Likewise.
10734 (get_asm_expr_operands): Likewise.
10735 * tree-into-ssa.c (dump_decl_set): Likewise.
10736 (update_ssa): Likewise.
10737 * tree-sra.c (scan_function): Likewise.
10738 (decide_instantiations): Likewise.
10739 (scalarize_parms): Likewise.
10740 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10741 (dsa_named_for): Likewise.
10742 * tree-ssa-structalias.c (update_alias_info): Likewise.
10743 (merge_smts_into): Likewise.
10745 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10748 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10749 * c-opts.c (c_common_handle_option): Wall enables
10750 Wvolatile-register-var.
10751 * common.opt: Move Wvolatile-register-var to...
10754 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10756 * common.opt (Wlarger-than=): New.
10757 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10759 * opts.c (common_handle_option): Handle -Wlarger-than=.
10760 * optc-gen.awk: Likewise.
10761 * opth-gen.awk: Likewise.
10762 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10763 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10765 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10767 * c-common.c (match_case_to_enum_1): Add appropriate
10768 OPT_W* parameter to warning.
10769 (c_do_switch_warnings): Likewise.
10770 * c-typeck.c (warning_init): Add one more parameter following
10771 'warning' function.
10772 (push_init_level): Update call to warning_init.
10773 (pop_init_level): Likewise.
10774 (add_pending_init): Likewise.
10775 (output_init_element: Likewise.
10777 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10780 * toplev.c (toplev_main): If there are warnings or error, print
10781 errors for ignored options.
10782 * opts.c (ignored_options): New static variable.
10783 (postpone_unknown_option_error): New.
10784 (print_ignored_options): New.
10785 (handle_option): Postpone errors for unknown -Wno-* options.
10786 * opts.h (print_ignored_options): Declare.
10788 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10790 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10793 2008-02-25 Richard Guenther <rguenther@suse.de>
10796 2008-02-25 Richard Guenther <rguenther@suse.de>
10798 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10799 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10800 (lookup_decl_from_uid): Declare.
10801 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10802 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10803 (decl_for_uid_map): New global hashtable mapping DECL_UID
10805 (init_ttree): Allocate it.
10806 (insert_decl_to_uid_decl_map): New helper function.
10807 (make_node_stat): Insert new decls into the map.
10808 (copy_node_stat): Likewise.
10809 (lookup_decl_from_uid): New function.
10810 (print_decl_for_uid_map_statistics): New helper.
10811 (dump_tree_statistics): Call it.
10813 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10814 (referenced_var_iterator): Adjust.
10815 (FOR_EACH_REFERENCED_VAR): Adjust.
10816 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10817 (num_referenced_vars): Adjust.
10818 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10819 (first_referenced_var): Remove.
10820 (end_referenced_vars_p): Likewise.
10821 (next_referenced_var): Likewise.
10822 (referenced_var_iterator_set): New helper function.
10823 * tree-dfa.c (referenced_var_lookup): Adjust.
10824 (referenced_var_check_and_insert): Likewise.
10825 (remove_referenced_var): Likewise.
10826 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10827 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10828 (verify_call_clobbering): Likewise.
10829 (verify_memory_partitions): Likewise.
10830 (init_tree_ssa): Allocate bitmap instead of hashtable for
10832 (delete_tree_ssa): Adjust.
10833 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10834 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10835 (compute_tag_properties): Likewise.
10836 (set_initial_properties): Likewise.
10837 (find_partition_for): Likewise.
10838 (update_reference_counts): Likewise.
10839 (dump_may_aliases_for): Likewise.
10840 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10841 (add_call_clobber_ops): Likewise.
10842 (add_call_read_ops): Likewise.
10843 (get_asm_expr_operands): Likewise.
10844 * tree-into-ssa.c (dump_decl_set): Likewise.
10845 (update_ssa): Likewise.
10846 * tree-sra.c (scan_function): Likewise.
10847 (decide_instantiations): Likewise.
10848 (scalarize_parms): Likewise.
10849 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10850 (dsa_named_for): Likewise.
10851 * tree-ssa-structalias.c (update_alias_info): Likewise.
10852 (merge_smts_into): Likewise.
10854 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10857 * doc/invoke.texi (-fcx-limited-range): Document new option.
10858 * toplev.c (process_options): Handle -fcx-fortran-rules.
10859 * common.opt: Add documentation for -fcx-fortran-rules.
10861 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10864 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10865 actual behaviour and C99.
10867 2008-02-26 Ben Elliston <bje@au.ibm.com>
10869 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10870 (ASM_CPU_POWER6_SPEC): Likewise.
10871 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10872 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10873 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10875 2008-02-25 Richard Guenther <rguenther@suse.de>
10877 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10878 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10879 (lookup_decl_from_uid): Declare.
10880 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10881 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10882 (decl_for_uid_map): New global hashtable mapping DECL_UID
10884 (init_ttree): Allocate it.
10885 (insert_decl_to_uid_decl_map): New helper function.
10886 (make_node_stat): Insert new decls into the map.
10887 (copy_node_stat): Likewise.
10888 (lookup_decl_from_uid): New function.
10889 (print_decl_for_uid_map_statistics): New helper.
10890 (dump_tree_statistics): Call it.
10892 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10893 (referenced_var_iterator): Adjust.
10894 (FOR_EACH_REFERENCED_VAR): Adjust.
10895 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10896 (num_referenced_vars): Adjust.
10897 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10898 (first_referenced_var): Remove.
10899 (end_referenced_vars_p): Likewise.
10900 (next_referenced_var): Likewise.
10901 (referenced_var_iterator_set): New helper function.
10902 * tree-dfa.c (referenced_var_lookup): Adjust.
10903 (referenced_var_check_and_insert): Likewise.
10904 (remove_referenced_var): Likewise.
10905 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10906 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10907 (verify_call_clobbering): Likewise.
10908 (verify_memory_partitions): Likewise.
10909 (init_tree_ssa): Allocate bitmap instead of hashtable for
10911 (delete_tree_ssa): Adjust.
10912 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10913 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10914 (compute_tag_properties): Likewise.
10915 (set_initial_properties): Likewise.
10916 (find_partition_for): Likewise.
10917 (update_reference_counts): Likewise.
10918 (dump_may_aliases_for): Likewise.
10919 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10920 (add_call_clobber_ops): Likewise.
10921 (add_call_read_ops): Likewise.
10922 (get_asm_expr_operands): Likewise.
10923 * tree-into-ssa.c (dump_decl_set): Likewise.
10924 (update_ssa): Likewise.
10925 * tree-sra.c (scan_function): Likewise.
10926 (decide_instantiations): Likewise.
10927 (scalarize_parms): Likewise.
10928 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10929 (dsa_named_for): Likewise.
10930 * tree-ssa-structalias.c (update_alias_info): Likewise.
10931 (merge_smts_into): Likewise.
10933 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10936 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10937 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10938 * alias.h (nonoverlapping_memrefs_p): Likewise.
10940 2008-02-25 Jan Beulich <jbeulich@novell.com>
10942 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10943 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10944 __emultls_get_address, __emultls_register_common,
10945 __floatundi?f, and _Unwind_GetIPInfo.
10946 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10947 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10948 (gen_regparm_prefix): Likewise.
10949 (i386_nlm_encode_section_info): Sync with
10950 config/i386/winnt.c:i386_pe_encode_section_info().
10951 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10952 i386_nlm_mangle_decl_assembler_name): New.
10953 (netware_override_options): New.
10954 * config/i386/netware.h (netware_override_options): Declare.
10955 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10956 (i386_nlm_mangle_decl_assembler_name): Declare.
10957 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10959 2008-02-25 Ben Elliston <bje@au.ibm.com>
10962 * c-decl.c (grokdeclarator): Remove unused local variables
10963 `typedef_type' and `type_as_written'.
10965 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10966 unused local variable `has_hot_blocks'.
10967 (fix_crossing_conditional_branches): Remove unused local variable
10970 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10972 PR middle-end/19984
10973 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10974 using DEF_C99_BUILTIN.
10975 (BUILT_IN_NANF): Ditto.
10976 (BUILT_IN_NANL): Ditto.
10978 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10979 Revital Eres <eres@il.ibm.com>
10981 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10982 regarding the order of two dependent insns in the same row.
10984 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10986 * stor-layout.c (layout_decl): Do not bump the alignment of a
10987 bit-field to more than byte alignment if it is packed.
10989 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10991 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10994 2008-02-24 Diego Novillo <dnovillo@google.com>
10996 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10999 * tree-vrp.c (vrp_evaluate_conditional): With
11000 -Wtype-limits, emit a warning when comparing against a
11001 constant outside the natural range of OP0's type.
11002 * c.opt (Wtype-limits): Move ...
11003 * common.opt (Wtype-limits): ... here.
11005 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11007 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11008 * config/rs6000/e300c2c3.md: New file.
11009 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11011 (rs6000_override_options): Add e300c2 and e300c3 cases to
11012 processor_target_table. Do not allow usage of Altivec or Spe
11013 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11014 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11015 * config/rs6000/rs6000.h (processor_type): Add
11016 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11017 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11018 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11019 and ppce300c3. Include e300c2c3.md.
11021 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11023 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11024 instead of TARGET_STRICT_ALIGN.
11026 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11028 * explow.c (memory_address): Assert that the generated address is
11031 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11034 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11035 * config/darwin-ppc-ldouble-patch.def: New file.
11036 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11037 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11038 SUBTARGET_INIT_BUILTINS if defined.
11039 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11042 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11045 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11046 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11048 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11051 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11052 file" warning condtional on -Winvalid-PCH.
11054 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11056 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11058 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11063 prevent reload from using MMX registers.
11064 (*mov<mode>_internal): Ditto.
11065 (*movv2sf_internal_rex64): Ditto.
11066 (*movv2sf_internal): Ditto.
11068 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11070 PR documentation/31569
11071 * doc/install.texi2html: Use makeinfo --no-number-sections.
11073 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11075 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11076 ensure that we can address an entire entity > 8 bytes. Don't
11077 generate reg+reg addressing for such data.
11079 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11081 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11082 strings when optimizing for size, unless the target cares about
11085 2008-02-22 Tom Tromey <tromey@redhat.com>
11087 * regclass.c (current_pass): Remove declaration.
11089 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11091 * config/avr/libgcc.S (__RAMPZ__): Define.
11092 (__do_copy_data): Add for devices with 128KB code memory.
11094 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11096 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11098 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11100 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11102 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11105 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11108 * c-typeck.c (build_binary_op): Warn about floating point
11109 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11111 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11114 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11115 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11117 (rs6000_override_options): Set altivec_abi as default, not override,
11118 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11119 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11120 is used; use new member spe_abi.
11121 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11122 spe_abi and altivec_abi.
11124 2008-02-22 Tomas Bily <tbily@suse.cz>
11126 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11128 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11131 * config.build (build_file_translate): Set to `CMD //c' only if
11133 * Makefile.in (build_file_translate): Improve comment.
11135 2008-02-21 Jan Hubicka <jh@suse.cz>
11137 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11138 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11139 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11141 2008-02-21 Michael Matz <matz@suse.de>
11144 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11146 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11148 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11149 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11150 as insn constraint.
11151 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11152 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11153 SSE_VEC_FLOAT_MODE_P as insn constraint.
11154 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11155 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11156 sse4a_movntdf using MODEF mode iterator.
11157 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11158 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11159 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11160 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11161 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11162 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11163 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11165 2008-02-21 Richard Guenther <rguenther@suse.de>
11167 * tree.def (PAREN_EXPR): New tree code.
11168 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11170 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11171 * expr.c (expand_expr_real_1): Likewise.
11172 * tree-inline.c (estimate_num_insns_1): Likewise.
11173 * tree-complex.c (expand_complex_move): Likewise.
11174 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11177 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11180 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11182 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11187 * config/sh/sh.c (find_barrier): Don't go past
11188 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11190 2008-02-20 DJ Delorie <dj@redhat.com>
11192 * config/h8300/h8300.md (insv): Force source operand to be a register.
11194 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11195 as a jump, not as a plain insn.
11197 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11199 * doc/invoke.texi (Warning Options): Add new option
11200 -Wframe-larger-than=.
11201 (-Wframe-larger-than): Document.
11203 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11204 Add declarations for new option variables.
11206 * final.c (final_start_function): Check the frame size
11207 before emission and issue a Wframe-larger-than warning.
11209 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11210 Add definitions for new option variables.
11211 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11213 * common.opt (Wframe-larger-than=): New option.
11215 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11217 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11218 (<sse>_div<mode>3): Ditto.
11219 (<sse>_vmdiv<mode>3): Ditto.
11220 (<sse>_vmsqrt<mode>2): Ditto.
11221 (*smax<mode>3): Ditto.
11222 (sse5_frcz<mode>2): Ditto.
11223 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11224 as insn constraint.
11226 2008-02-20 Richard Guenther <rguenther@suse.de>
11228 PR middle-end/35265
11229 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11230 be happy with INTEGRAL_TYPE_P.
11232 2008-02-20 Richard Guenther <rguenther@suse.de>
11234 * fold-const.c (split_tree): Associate floatig-point expressions
11235 if flag_associative_math is set.
11237 2008-02-20 Richard Guenther <rguenther@suse.de>
11239 * tree.h (fold_real_zero_addition_p): Declare.
11240 * fold-const.c (fold_real_zero_addition_p): Export.
11241 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11242 floating-point operations with zero and one.
11244 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11246 * doc/install.texi: Correct references to CFLAGS, replacing them
11247 with BOOT_CFLAGS. Document flags used during bootstrap for
11250 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11253 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11254 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11256 (smin<mode>3): Ditto from similar patterns.
11257 (smax<mode>3): Ditto.
11258 (*ieee_smin<mode>3): Ditto.
11259 (*ieee_smax<mode>3): Ditto.
11260 * config/i386/sse.md (sse): New mode attribute.
11261 (mov<mode>): Macroize expander from movv4sf and movv2df using
11262 SSEMODEF2P mode iterator.
11263 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11264 SSE_VEC_FLOAT_MODE_P as insn constraint.
11265 (storent<mode>): Ditto.
11266 (storent<mode>): Macroize expander from storentsf and storentdf using
11267 MODEF mode iterator.
11268 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11269 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11270 (abs<mode>2): Ditto from similar patterns.
11271 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11272 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11273 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11274 (<sse>_vmsqrt<mode>2): Ditto.
11275 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11276 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11277 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11278 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11279 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11280 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11281 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11283 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11284 iterator and SSE_FLOAT_MODE_P as insn constraint.
11285 (<sse>_ucomi): Ditto from similar patterns.
11286 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11287 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11288 SSE_VEC_FLOAT_MODE_P as insn constraint.
11289 (vcond<mode>): Ditto from similar patterns.
11290 (and<mode>3, *and<mode>3): Ditto.
11291 (<sse>_nand<mode>3): Ditto.
11292 (ior<mode>3, *ior<mode>3): Ditto.
11293 (xor<mode>3, *xor<mode>3): Ditto.
11294 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11295 iterator and SSE_FLOAT_MODE_P as insn constraint.
11296 (*nand<mode>3): Ditto from similar patterns.
11297 (*ior<mode>3): Ditto.
11298 (*xor<mode>3): Ditto.
11300 2008-02-20 Ira Rosen <irar@il.ibm.com>
11302 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11303 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11304 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11306 2008-02-19 Jan Hubicka <jh@suse.cz>
11308 * predict.c (tree_bb_level_predictions): Remove variable next
11309 mistakely introduced by previous commit.
11311 2008-02-19 Jan Hubicka <jh@suse.cz>
11313 * predict.c (predict_paths_leading_to): Rewrite.
11314 (predict_paths_for_bb): New.
11315 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11317 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11320 * Makefile.in (build_file_translate): New.
11321 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11322 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11323 * configure.ac (build_file_translate): Substitute it.
11324 * configure: Regenerate.
11326 2008-02-19 Jan Hubicka <jh@suse.cz>
11328 PR rtl-optimization/34408
11329 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11332 2008-02-19 Jan Hubicka <jh@suse.cz>
11334 PR middle-end/28779
11335 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11338 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11341 * config/i386/i386-modes.def: Revert the last DI alignment
11342 change until Ada people can look into it.
11344 2008-02-19 Nick Clifton <nickc@redhat.com>
11346 * opts.c (print_specific_help): Fix typo in --help text.
11348 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11351 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11352 32-bit inline asm without asm alternatives for host GCC < 3.0.
11354 2008-02-19 Richard Guenther <rguenther@suse.de>
11356 PR tree-optimization/34989
11357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11358 Allow propagation to INDIRECT_REF if we can simplify only.
11360 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11362 * c-common.c (warn_for_collisions_1): Use appropriate option when
11365 2008-02-19 Nick Clifton <nickc@redhat.com>
11368 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11369 (handle_options): Fix indentation.
11370 (print_filtered_help): If no language-specific options were
11371 displayed tell the user how to list all the options supported by
11372 the language's front-end.
11373 (print_specific_help): Fix indentation and remove duplicate line.
11374 (common_handle_option): Handle the -v option.
11375 For --help enable the display of undocumented options if the -v
11376 switch has been included on the command line.
11377 For --help= check for overlaps in the arguments between the option
11378 classes and the language names and issue a warning when they
11379 cannot be disambiguated.
11380 * c.opt (v): Pass on to the common option handler.
11382 2008-02-19 Revital Eres <eres@il.ibm.com>
11384 * modulo-sched.c (sms_schedule): Change dump message when
11385 create_ddg function fails.
11386 (try_scheduling_node_in_cycle): Rename row to cycle.
11387 (print_partial_schedule): Rename CYCLE to ROW.
11389 2008-02-19 Christian Bruel <christian.bruel@st.com>
11390 Zdenek Dvorak <ook@ucw.cz>
11392 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11394 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11397 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11398 (*x86_movdicc_0_m1_se): Ditto.
11400 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11402 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11403 (CMPtype): Define as __gcc_CMPtype.
11404 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11405 (CMPtype): Define as __gcc_CMPtype.
11407 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11409 Support valgrind 3.3 for --enable-checking=valgrind.
11410 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11412 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11413 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11414 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11415 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11416 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11417 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11418 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11420 * ggc-zone.c: Similar.
11421 * ggc-page.c: Similar.
11423 2008-02-19 Paul Brook <paul@codesourcery.com>
11426 * config/arm/ieee754-df.S: Fix do_it typo.
11427 * config/arm/ieee754-sf.S: Fix do_it typo.
11429 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11432 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11433 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11434 (OPTION_MASK_ISA_SSE_SET): Likewise.
11435 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11436 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11437 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11438 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11439 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11440 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11441 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11442 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11443 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11444 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11445 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11446 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11447 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11448 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11449 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11450 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11451 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11452 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11453 (OPTION_MASK_ISA_SSE4): Removed.
11454 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11455 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11456 (override_options): Don't turn on implied SSE/MMX bits in
11459 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11461 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11464 2008-02-18 Joey Ye <joey.ye@intel.com>
11466 PR middle-end/34921
11467 * tree-nested.c (insert_field_into_struct): Set type alignment
11468 to field alignment if the former is less than the latter.
11470 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11472 * BASE-VER: Set to 4.4.0.
11474 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11476 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11477 * doc/cfg.texi: Likewise.
11478 * doc/extend.texi: Likewise.
11479 * doc/gty.texi: Likewise.
11480 * doc/invoke.texi: Likewise.
11481 * doc/loop.texi: Likewise.
11482 * doc/md.texi: Likewise.
11483 * doc/passes.texi: Likewise.
11484 * doc/rtl.texi: Likewise.
11485 * doc/sourcebuild.texi: Likewise.
11486 * doc/tm.texi: Likewise.
11487 * doc/tree-ssa.texi: Likewise.
11489 2008-02-17 Richard Guenther <rguenther@suse.de>
11491 PR middle-end/35227
11492 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11493 without default definition.
11495 2008-02-17 Richard Guenther <rguenther@suse.de>
11497 PR tree-optimization/35231
11498 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11501 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11504 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11505 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11506 libgcc_cmp_return mode.
11508 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11511 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11513 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11515 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11518 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11520 * doc/c-tree.texi: Use `@.' where appropriate.
11521 * doc/extend.texi: Likewise.
11522 * doc/install.texi: Likewise.
11523 * doc/invoke.texi: Likewise.
11524 * doc/loop.texi: Likewise.
11525 * doc/makefile.texi: Likewise.
11526 * doc/md.texi: Likewise.
11527 * doc/passes.texi: Likewise.
11528 * doc/standards.texi: Likewise.
11529 * doc/tm.texi: Likewise.
11531 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11533 PR middle-end/35196
11534 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11536 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11537 rather than in entry_bb.
11539 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11541 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11542 libgcc_cmp_return mode.
11544 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11546 PR middle-end/35130
11547 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11548 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11550 2008-02-15 Richard Guenther <rguenther@suse.de>
11551 Zdenek Dvorak <ook@ucw.cz>
11553 PR tree-optimization/35164
11554 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11555 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11556 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11557 Only propagate addresses which do not have abnormal SSA_NAMEs
11560 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11563 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11565 2008-02-15 Jan Hubicka <jh@suse.cz>
11567 PR middle-end/35149
11568 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11570 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11572 PR middle-end/34621
11573 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11574 when calculating alignment_pad.
11576 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11578 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11579 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11580 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11581 and STACK_BOUNDARY define.
11583 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11585 PR preprocessor/35061
11586 * c-pragma.c (handle_pragma_pop_macro): Check that
11587 pushed_macro_table has been allocated.
11589 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11591 PR middle-end/35136
11592 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11593 (force_gimple_operand): Likewise.
11594 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11595 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11596 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11597 (find_interesting_uses_address): Check addressability and alignment
11598 of the base expression only after substituting bases of IVs into it.
11600 2008-02-14 Michael Matz <matz@suse.de>
11603 * function.c (instantiate_virtual_regs_in_insn): Reload address
11604 before falling back to reloading the whole operand.
11606 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11608 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11609 before the first section switch note.
11611 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11613 * doc/bugreport.texi: Update copyright years.
11614 * doc/c-tree.texi: Likewise.
11615 * doc/cfg.texi: Likewise.
11616 * doc/cpp.texi: Likewise.
11617 * doc/cppinternals.texi: Likewise.
11618 * doc/fragments.texi: Likewise.
11619 * doc/frontends.texi: Likewise.
11620 * doc/gcc.texi: Likewise.
11621 * doc/gty.texi: Likewise.
11622 * doc/hostconfig.texi: Likewise.
11623 * doc/implement-c.texi: Likewise.
11624 * doc/libgcc.texi: Likewise.
11625 * doc/loop.texi: Likewise.
11626 * doc/makefile.texi: Likewise.
11627 * doc/options.texi: Likewise.
11628 * doc/passes.texi: Likewise.
11629 * doc/rtl.texi: Likewise.
11630 * doc/sourcebuild.texi: Likewise.
11631 * doc/standards.texi: Likewise.
11632 * doc/tree-ssa.texi: Likewise.
11633 * doc/trouble.texi: Likewise.
11635 * doc/extend.texi: Use @: or add comma where appropriate.
11636 * doc/invoke.texi: Likewise.
11637 * doc/tm.texi: Likewise.
11639 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11642 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11645 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11647 * doc/md.texi (clz, ctz): Add reference.
11648 * doc/rtl.texi (clz, ctz): Likewise.
11650 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11653 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11656 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11658 * config/s390/s390.c (struct constant_pool): New field
11659 emit_pool_after added.
11660 (s390_mainpool_start): Set the emit_pool_after flag according
11661 to the section switch notes.
11662 (s390_mainpool_finish): Consider emit_pool_after when emitting
11663 the literal pool at the end of the function.
11664 (s390_chunkify_start): Force literal pool splits at section
11667 2008-02-13 Michael Matz <matz@suse.de>
11670 * var-tracking.c (clobber_variable_part): Correctly traverse the
11673 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11676 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11677 Add -fdump-ipa-inline.
11678 * tree-dump.c (dump_files): Remove tree-inlined dump.
11679 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11681 2008-02-12 Richard Guenther <rguenther@suse.de>
11683 PR tree-optimization/35171
11684 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11687 2008-02-12 Richard Guenther <rguenther@suse.de>
11689 PR middle-end/35163
11690 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11691 value-preserving mode. Disallow final truncation.
11693 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11695 PR middle-end/35136
11696 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11697 code from here to...
11698 (force_gimple_operand): ...here.
11700 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11703 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11704 non-compatible pointers.
11705 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11706 different FIELD_DECLs, try harder by comparing field offsets, sizes
11709 PR inline-asm/35160
11710 * function.c (match_asm_constraints_1): Don't replace the same input
11713 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11715 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11716 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11717 (expand_epilogue): Restore RAMPZ register.
11718 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11720 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11722 * config/i386/cygwin.asm: (__alloca): Correct calling
11723 convention and alignment.
11724 (__chkstk): Force 8 byte stack alignment.
11726 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11727 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/33992
11730 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11731 the zero we compare against.
11733 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11735 PR libfortran/35063
11736 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11737 to CloseHandle after unlocking to prevent accumulation of handle
11740 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11742 PR middle_end/34150
11743 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11744 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11745 and update LABEL_NUSES during and after reload.
11747 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11749 PR middle-end/34627
11750 * combine.c (simplify_if_then_else): Make sure the comparison is
11751 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11753 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11756 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11757 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11758 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11759 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11760 * tree.h (get_type_static_bounds): Likewise.
11762 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11764 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11765 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11766 Make -Wfoo language annotations match what the compiler outputs.
11768 2008-02-08 Sa Liu <saliu@de.ibm.com>
11770 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11771 intrinsics spu_convts, spu_convtu, spu_convtf.
11773 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11775 * doc/extend.texi (Function Attributes) <noinline>: Mention
11776 asm ("") as method to keep calls.
11778 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11781 * doc/options.texi (Options): Replace references to opts.sh with
11783 * opts-common.c: Likewise.
11784 * optc-gen.awk: Likewise.
11786 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11788 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11790 2008-02-07 Richard Henderson <rth@redhat.com>
11793 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11794 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11797 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11799 PR tree-optimization/35085
11800 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11801 for operand entry oe2 in addition to operand entry oe3 in order to
11802 expose more opportunities for vectorizer sum reduction.
11804 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11807 * Makefile.in (LIBS): Remove $(GMPLIBS).
11808 (cc1-dummy, cc1): Add $(GMPLIBS).
11810 2008-02-06 Jan Hubicka <jh@suse.cz>
11813 * i386.md (moddf_integer): Do not produce partial memory stalls for
11814 targets where it hurts.
11816 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11819 * optabs.c (expand_float): Do not check for decimal modes when
11820 expanding unsigned integer through signed conversion.
11822 2008-02-06 Nick Clifton <nickc@redhat.com>
11824 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11825 inside the clobber with a match_operand and duplicated operand
11826 number in the constraint.
11827 (ineqbranchsi): Delete redundant comment.
11829 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11831 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11832 builtin_define ("__USE_INIT_FINI__").
11833 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11835 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11837 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11839 PR documentation/30330
11840 * doc/invoke.texi (C++ Dialect Options)
11841 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11842 For each warning option -Wfoo that allows -Wno-foo, ensure both
11843 -Wfoo and -Wno-foo are listed in the option index. Fix index
11844 entry of -Wswitch-default, index -Wnormalized= including the
11845 `=', and -Wlarger-than-@var{len} including @var{len}.
11847 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11849 * config/i386/i386.md (floatunssisf2): Use
11850 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11851 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11852 Macroize expander using MODEF mode iterator.
11854 2008-02-05 Diego Novillo <dnovillo@google.com>
11856 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11859 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11861 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11864 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11866 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11869 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11870 to indicate if a message should be generated.
11871 (init_cumulative_args): Updated.
11872 (function_value_32): Likewise.
11874 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11876 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11878 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11881 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11882 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11884 2008-02-04 Diego Novillo <dnovillo@google.com>
11886 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11889 * tree-vrp.c (vrp_evaluate_conditional): With
11890 -Wtype-limits, emit a warning when comparing against a
11891 constant outside the natural range of OP0's type.
11893 2008-02-04 Richard Guenther <rguenther@suse.de>
11895 PR middle-end/33631
11896 * expr.c (count_type_elements): Give for unions instead of
11899 2008-02-04 Richard Guenther <rguenther@suse.de>
11901 PR middle-end/35043
11902 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11903 to TYPE_DOMAINs base type instead of using bitsizetype here.
11905 2008-02-03 Jason Merrill <jason@redhat.com>
11907 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11909 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11912 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11913 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11914 (RS/6000 and PowerPC Options): Fix typos and markup.
11915 * doc/passes.texi (Tree-SSA passes): Likewise.
11917 2008-02-02 Michael Matz <matz@suse.de>
11920 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11921 from record_last_reg_set_info.
11922 (record_last_reg_set_info): Take an RTX argument, iterate over all
11923 constituent hardregs.
11924 (record_last_set_info, record_opr_changes): Change calls to
11925 new signature or to record_last_reg_set_info_regno.
11927 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11929 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11931 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11933 PR rtl-optimization/34773
11934 * reg-notes.def (EQUAL): Mention significance of combination of
11935 REG_EQUAL and REG_RETVAL.
11936 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11937 insn that has a REG_RETVAL.
11939 2008-02-01 Roger Sayle <roger@eyesopen.com>
11942 * configure.ac (--enable-fixed-point): Disable unless explicitly
11944 * configure: Regenerate.
11946 2008-02-01 Richard Guenther <rguenther@suse.de>
11949 * invoke.texi (-finline-limit): Remove no longer true parts
11950 of the documentation. Note that there is no default value.
11952 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11953 Mark Mitchell <mark@codesourcery.com>
11954 Ben Elliston <bje@au.ibm.com>
11957 * doc/extend.texi (Other Builtins): Document.
11959 2008-01-31 Tom Browder <tom.browder@gmail.com>
11961 * doc/c-tree.texi (Types): Fix grammar.
11962 (Expression trees): Ditto.
11963 * doc/passes.texi (Tree-SSA passes): Ditto.
11965 * doc/configterms.texi (Configure Terms): Fix typo.
11966 * doc/cpp.texi (Common Predefined Macros): Ditto.
11967 * doc/md.texi (Machine Constraints): Ditto.
11969 * doc/makefile.texi (Makefile): Add comma.
11971 2008-01-31 Tom Browder <tom.browder@gmail.com>
11972 Gerald Pfeifer <gerald@pfeifer.com>
11974 * doc/sourcebuild.texi (Front End): Remove references to CVS
11975 and CVSROOT/modules.
11976 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11977 (Back End): Remove reference to CVS.
11979 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11982 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11984 (mips16_gp_pseudo_reg): ...here.
11985 * config/mips/mips.md (load_const_gp): Replace with...
11986 (load_const_gp_<mode>): ...this :P-based insn.
11988 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11990 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11991 options. Minor fixes.
11992 (-std): Move reference to standards closer to where language
11993 standards are first mentioned.
11995 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11997 PR rtl-optimization/34995
11998 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11999 parameter and return a bool. If the rtx parameter is nonnull,
12000 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12001 (find_reloads): Update call accordingly. Pass the new operand
12002 if it needed no address reloads, otherwise pass null.
12004 2008-01-30 Richard Henderson <rth@redhat.com>
12007 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12008 for unbounded arrays.
12010 2008-01-30 Silvius Rus <rus@google.com>
12012 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12014 2008-01-30 Jan Hubicka <jh@suse.cz>
12017 * i386.c (init_cumulative_args): Use real function declaration when
12020 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12022 PR rtl-optimization/34998
12023 * global.c (build_insn_chain): Treat non-subreg_lowpart
12024 SUBREGs of pseudos as clobbering all the words covered by the
12025 SUBREG, not just all the bytes.
12026 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12027 original df_ref rather than an extract parameter.
12028 (global_conflicts): Update call accordingly.
12030 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12032 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12033 the overflow check to make it easier to read.
12034 (__fixtfdi): Change the type of the ll member in union
12035 long_double to UDItype_x.
12037 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12039 PR middle-end/34969
12040 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12041 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12042 * tree-inline.c (fold_marked_statements): Call
12043 cgraph_update_edges_for_call_stmt if folding a call statement.
12044 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12045 debug_generic_stmt calls, reset it back afterwards.
12048 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12050 * c-typeck.c (build_external_ref): Don't pedwarn about
12051 static vars in current function's scope.
12053 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12055 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12057 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12060 * ipa-struct-reorg.c: Fix spelling.
12061 * params.def: Ditto.
12063 2008-01-29 Richard Guenther <rguenther@suse.de>
12065 PR middle-end/35006
12066 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12068 * tree-inline.c (remap_type): Increment remapping_type_depth
12069 around remapping types.
12070 (copy_body_r): Only add referenced variables if they are referenced
12071 from code, not types.
12073 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12084 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12085 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12087 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12090 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12091 pointer for tiny stack.
12093 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12095 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12097 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12099 * config/vx-common.h: Fix typo in comment.
12101 2008-01-28 Ian Lance Taylor <iant@google.com>
12105 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12106 coalesce pointers if they have different DECL_NO_TBAA_P values.
12107 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12108 between variables with different DECL_NO_TBAA_P values.
12110 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12113 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12114 are not legitimate small data references on SPE targets.
12116 2008-01-28 David Daney <ddaney@avtrex.com>
12118 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12120 2008-01-28 David Daney <ddaney@avtrex.com>
12122 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12124 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12126 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12127 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12128 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12129 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12130 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12131 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12132 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12133 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12135 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12137 * basic-block.h (condjump_equiv_p): Fix comment.
12139 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12141 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12142 print_generic_stmt_indented): Fix comment.
12144 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12146 * configure.ac (__stack_chk_fail): Add detecion for availability
12147 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12148 * configure: Regenerate.
12150 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12152 PR middle-end/34688
12153 * final.c (output_addr_const): Handle TRUNCATE.
12155 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12158 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12159 (zero_cost, infinite_cost): New constants.
12160 (struct cost_pair): Change type of cost to comp_cost.
12161 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12162 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12164 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12165 split_address_cost, ptr_difference_cost, difference_cost,
12166 get_computation_cost_at, get_computation_cost,
12167 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12168 determine_use_iv_cost_condition, determine_use_iv_costs,
12169 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12170 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12171 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12172 Change type of cost to comp_cost.
12173 (determine_iv_cost): Increase cost of non-original ivs, instead
12174 of decreasing the cost of original ones.
12175 (get_address_cost): Indicate the complexity of the addressing mode
12177 (try_add_cand_for): Prefer using ivs not specific to some object.
12178 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12180 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12181 Janis Johnson <janis187@us.ibm.com>
12184 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12185 (TARGET_INSTANTIATE_DECLS): Likewise.
12186 * target.h (expand_to_rtl_hook): New target hook.
12187 (instantiate_decls): Likewise.
12188 * function.c (instantiate_decl): Make non-static. Rename to...
12189 (instantiate_decl_rtl): ... this.
12190 (instantiate_expr): Use instantiate_decl_rtl.
12191 (instantiate_decls_1): Likewise.
12192 (instantiate_decls): Likewise.
12193 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12194 * function.h (instantiate_decl_rtl): Add prototype.
12195 * cfgexpand.c (target.h): New include.
12196 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12197 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12198 (TARGET_INSTANTIATE_DECLS): Likewise.
12199 (TARGET_INITIALIZER): New target hooks added.
12200 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12202 * config/rs6000/rs6000.c (tree-flow.h): New include.
12203 (machine_function): Add sdmode_stack_slot field.
12204 (rs6000_alloc_sdmode_stack_slot): New function.
12205 (rs6000_instantiate_decls): Likewise.
12206 (rs6000_secondary_memory_needed_rtx): Likewise.
12207 (rs6000_check_sdmode): Likewise.
12208 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12209 (TARGET_INSTANTIATE_DECLS): Likewise.
12210 (rs6000_hard_regno_mode_ok): Allow SDmode.
12211 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12212 (rs6000_emit_move): Handle SDmode.
12213 (function_arg_advance): Likewise.
12214 (function_arg): Likewise.
12215 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12216 SDmode var args for 32-bit compiles.
12217 (rs6000_secondary_reload_class): Handle SDmode.
12218 (rs6000_output_function_epilogue): Likewise.
12219 (rs6000_function_value): Simplify if statement.
12220 (rs6000_libcall_value): Likewise.
12221 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12222 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12223 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12224 (movsd_hardfloat): New define_insn.
12225 (movsd_softfloat): Likewise.
12226 (movsd_store): Likewise.
12227 (movsd_load): Likewise.
12228 (extendsddd2): Likewise.
12229 (extendsdtd2): Likewise.
12230 (truncddsd2): Likewise.
12231 (movdd_hardfloat64): Fixup comment.
12232 (UNSPEC_MOVSD_LOAD): New constant.
12233 (UNSPEC_MOVSD_STORE): Likewise.
12235 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12238 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12240 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12241 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12242 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12243 and TRUTH_XOR_EXPR.
12245 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12248 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12249 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12250 __LONGDOUBLE128 too.
12251 * config/rs6000/aix61.h: New file.
12253 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12255 PR rtl-optimization/34959
12256 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12257 popcount and parity rtxes the same mode as their operand.
12258 Truncate or extend the result to the return value's mode
12261 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12264 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12265 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12266 to GOT_VERSION_REGNUM.
12267 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12268 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12269 * config/mips/mips.c (mips_emit_call_insn): New function.
12270 (mips_call_tls_get_addr): Call mips_expand_call directly.
12271 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12273 (mips16_build_call_stub): Likewise. Return the call insn or null.
12274 (mips_expand_call): Update the call to mips16_build_call_stub
12275 accordingly and a remove redundant condition. Assert that MIPS16
12276 stubs do not use lazy binding. Use mips_emit_call_insn and return
12278 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12280 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12281 (mips_avoid_hazard): Remove hazard_set handling.
12282 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12283 (UNSPEC_RESTORE_GP): ...this.
12284 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12285 (FAKE_CALL_REGNO): Rename to...
12286 (GOT_VERSION_REGNUM): ...this.
12287 (type): Add "ghost" value. Add an associated insn reservation.
12288 (hazard_set): Remove.
12289 (exception_receiver): Rename to...
12290 (restore_gp): ...this and update the unspec identifier accordingly.
12291 (exception_receiver, nonlocal_got_receiver): New expanders.
12292 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12293 FAKE_CALL_REGNO. Remove hazard_set attribute.
12294 (set_got_version, update_got_version): New patterns.
12296 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12299 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12301 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12304 * doc/install.texi2html: Generate gcc-vers.texi.
12306 2008-01-25 DJ Delorie <dj@redhat.com>
12308 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12310 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12312 * config/c4x: Remove directory.
12313 * config.gcc (crx-*, mt-*): Mark obsolete.
12314 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12315 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12316 sh-*-rtemscoff*): Remove cases.
12317 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12318 * real.c (encode_c4x_single, decode_c4x_single,
12319 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12320 c4x_extended_format): Remove.
12321 * real.h (c4x_single_format, c4x_extended_format): Remove.
12322 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12324 (Pragmas): Remove comment about c4x pragmas.
12325 * doc/install.texi (c4x): Remove target-specific instructions.
12326 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12327 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12328 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12329 refer to C4x source files as examples.
12330 (C4X_FLOAT_FORMAT): Remove documentation.
12332 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12334 * config/bfin/bfin.c (override_options): Reorder tests so that
12335 flag_pic gets enabled for -msep-data.
12337 2008-01-25 Richard Guenther <rguenther@suse.de>
12339 PR middle-end/32244
12340 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12341 to its bitfield precision if required.
12343 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12345 PR middle-end/33880
12346 * tree-nested.c (walk_omp_for): New function.
12347 (convert_nonlocal_reference, convert_local_reference): Call
12348 walk_omp_for on OMP_FOR.
12349 (convert_call_expr): Call walk_body on OMP_FOR's
12350 OMP_FOR_PRE_INIT_BODY.
12352 2008-01-25 Richard Guenther <rguenther@suse.de>
12354 PR tree-optimization/34966
12355 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12356 default defs and PHI_NODEs we have to insert after the
12357 defining statement.
12359 2008-01-24 Nick Clifton <nickc@redhat.com>
12361 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12362 Provide a default definition.
12363 (LIBGCC2_UNITS_PER_WORD): Likewise.
12365 * config/stormy16/stormy16.c: Include df.h for the prototype
12366 for df_regs_ever_live_p.
12367 (xstormy16_expand_builtin_va_start): Convert the stack offset
12368 into a component_ref and then use POINTER_PLUS_EXPR to add it
12369 to the incoming_virtual_args_rtx.
12370 (xstormy16_gimplify_va_arg_expr): Rename to
12371 xstormy16_gimplify_va_arg_expr.
12372 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12373 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12374 xstormy16_gimplify_va_arg_expr.
12375 Fix up some formatting issues.
12377 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12378 Move to predicates.md.
12379 (xs_hi_general_operand): Likewise.
12380 (xs_hi_nonmemory_operand): Likewise.
12381 * config/stormy16/predicates.md:
12382 (xstormy16_carry_plus_operand): New predicate.
12383 (xs_hi_general_operand): New predicate.
12384 (xs_hi_nonmemory_operand): New predicate.
12385 * config/stormy16/stormy16-protos.h:
12386 (xstormy16_carry_plus_operand): Delete prototype.
12387 (xs_hi_general_operand): Likewise.
12388 (xs_hi_nonmemory_operand): Likewise.
12390 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12391 modifiers as they are no longer needed and they can trigger
12392 reload spill failures.
12394 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12395 with a match_operand in order to help reload.
12397 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12398 constraint with 'e' for the 8th alternative as this version of
12399 the mov.w instruction only accepts the lower 8 registers.
12401 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12404 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12405 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12408 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12410 PR middle-end/33333
12411 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12413 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12415 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12417 (remove_structure): Update allocations list before removing structure.
12419 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12421 * ipa-struct-reorg.c (is_safe_cond_expr,
12422 create_new_stmts_for_cond_expr): Use integer_zerop function,
12423 that recognize not only zero-pointer, but zero-integer too.
12425 2008-01-25 Ben Elliston <bje@au.ibm.com>
12428 * fixproto: Escape "." in sed expression that strips leading "./".
12430 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12433 * gcc.c (SWITCH_OK): Removed.
12434 (SWITCH_LIVE): Changed to bit.
12435 (SWITCH_FALSE): Likewise.
12436 (SWITCH_IGNORE): Likewise.
12437 (switchstr): Change live_cond to unsigned int.
12438 (process_command): Replace SWITCH_OK with 0.
12439 (do_self_spec): Likewise.
12440 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12441 (give_switch): Likewise.
12442 (used_arg): Likewise.
12443 (do_spec_1): Set the SWITCH_IGNORE bit.
12444 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12445 bits. Set the SWITCH_LIVE bit.
12447 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12449 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12451 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12453 PR tree-optimization/34472
12454 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12455 parameter to a "bool *" and set *DATA to false if there is
12456 an unsafe access. Do not delete the structure here.
12457 (check_cond_exprs): Delete it here instead.
12458 (check_cond_exprs, exclude_cold_structs): Do not increase
12459 I when removing a structure.
12461 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12465 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12467 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12469 PR middle-end/34934
12470 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12471 a fixed vector for stack.
12473 2008-01-24 Ben Elliston <bje@au.ibm.com>
12476 * doc/gcc.texi (Software development): Add a direntry for g++.
12478 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12480 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12481 stale and straggling -fforce-addr comments above.
12483 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12485 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12486 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12488 2008-01-23 Michael Matz <matz@suse.de>
12491 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12494 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12496 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12497 malloc result type.
12499 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12501 * config/avr/avr.c (avr_current_arch): New variable.
12502 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12503 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12504 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12505 (avr_override_options): Init 'avr_current_arch'.
12506 (base_arch_s): Move from here...
12507 * config/avr/avr.h (base_arch_s): ... here. Add new members
12508 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12509 'mega' to 'have_jmp_call'.
12510 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12511 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12513 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12515 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12516 MULTILIB_MATCHES): (Ditto.).
12518 2008-01-23 Richard Guenther <rguenther@suse.de>
12520 PR middle-end/31529
12521 * cgraphunit.c (cgraph_reset_node): Always mark the node
12522 not reachable if it is not queued already.
12524 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12526 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12527 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12528 (cputype_selected): New static variable.
12529 (bfin_handle_option): Set it if -mcpu is used.
12530 (override_option): Select default set of workarounds if no cpu type
12531 selected on the command line.
12532 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12534 From Michael Frysinger <michael.frysinger@analog.com>
12535 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12536 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12538 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12539 for bf547, bf523, bf524, and bf526.
12540 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12542 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12543 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12544 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12545 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12546 * doc/invoke.texi (Blackfin Options): Document that
12547 -mcpu now accept bf547, bf523, bf524, and bf526.
12549 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12551 PR rtl-optimization/34628
12552 * combine.c (try_combine): Stop and undo after the first combination
12553 if an autoincrement side-effect on the first insn has effectively
12556 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12559 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12560 Offset addresses are not valid for Altivec or paired float modes.
12562 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12565 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12566 if DECL_INITIAL (decl) is error_mark_node.
12569 * c-common.c (handle_vector_size_attribute): Only allow
12570 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12571 the same way as pointer, array etc. types.
12572 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12575 * tree.c (build_type_attribute_qual_variant): Call
12576 build_qualified_type if attributes are equal, but quals are not.
12578 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12581 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12582 * flags.h (warn_strict_aliasing): Remove.
12583 (warn_strict_overflow): Remove.
12584 * opts.c (warn_strict_aliasing): Remove.
12585 (warn_strict_overflow): Remove.
12586 * c-opts.c (c_common_handle_option): -Wall only sets
12587 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12588 (c_common_post_options): Give default values to -Wstrict-aliasing
12589 and -Wstrict-overflow if they are uninitialized.
12590 * common.opt (Wstrict-aliasing): Specify Var and Init.
12591 (Wstrict-overflow): Likewise.
12593 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12595 PR rtl-optimization/26854
12596 PR rtl-optimization/34400
12597 PR rtl-optimization/34884
12598 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12600 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12601 (df_rd_bb_info.expanded_lr_out): Deleted
12602 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12603 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12604 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12605 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12606 Removed code to allocate, initialize or free expanded_lr_out.
12607 (df_rd_bb_local_compute_process_def): Restructured to make more
12609 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12610 sets if the sets are being trimmed.
12612 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12615 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12616 (as_vers): Likewise.
12617 * configure: Regenerated.
12619 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12621 PR middle-end/33092
12622 * tree-pass.h (pass_build_alias): New pass.
12623 * tree-ssa-alias.c (gate_build_alias): New.
12624 (pass_build_alias): New.
12625 * passes.c (init_optimization_passes): Add pass_build_alias after
12626 pass_create_structure_vars.
12628 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12630 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12631 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12632 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12633 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12634 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12635 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12636 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12637 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12638 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12639 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12640 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12641 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12642 * config/s390/s390.md (FP_ALL): New mode iterator.
12643 (_d): New mode attribute.
12644 ("*signbit<mode>2>"): Changed mode of first operand.
12645 ("isinf<mode>2"): Changed mode of first operand.
12646 ("*TDC_insn"): Adaptation for DFP modes.
12648 2008-01-22 Ben Elliston <bje@au.ibm.com>
12650 * tree.c (check_qualified_type): Improve function description.
12652 2008-01-21 Jason Merrill <jason@redhat.com>
12655 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12656 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12659 2008-01-21 DJ Delorie <dj@redhat.com>
12661 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12664 2008-01-21 Richard Guenther <rguenther@suse.de>
12666 PR middle-end/34856
12667 * tree-cfg.c (verify_expr): Allow all invariant expressions
12668 instead of just constant class ones as reference argument.
12669 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12670 like any other constant.
12671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12673 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12675 * regmove.c (fixup_match_1): Update call crossed frequencies.
12677 2008-01-21 Richard Guenther <rguenther@suse.de>
12680 * tree-inline.c (setup_one_parameter): Deal with mismatched
12681 types using a VIEW_CONVERT_EXPR.
12683 2008-01-21 Alon Dayan <alond@il.ibm.com>
12684 Olga Golovanevsky <olga@il.ibm.com>
12686 PR tree-optimization/34701
12687 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12688 when the structure size is not a power of 2.
12690 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12692 * doc/install.texi: Add doc for --enable-checking=df.
12694 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12696 PR rtl-optimization/34808
12697 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12699 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12701 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12704 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12706 PR rtl-optimization/26854
12707 PR rtl-optimization/34400
12708 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12710 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12711 (df_rd_bb_info.expanded_lr_out): New.
12712 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12713 * loop_iv.c (iv_analysis_loop_init): Ditto.
12714 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12715 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12716 Added code to allocate, initialize or free expanded_lr_out.
12717 (df_rd_bb_local_compute_process_def): Restructured to make
12718 more understandable.
12719 (df_rd_confluence_n): Add code to do nothing with fake edges and
12720 code to no apply invalidate_by_call sets if the sets are being trimmed.
12721 (df_lr_local_finalize): Renamed to df_lr_finalize.
12722 (df_live_local_finalize): Renamed to df_live_finalize.
12724 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12727 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12728 deciding whether to use reciprocal instructions.
12730 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12732 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12733 dwarf2out_note_section_used if cold_text_section is NULL.
12735 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12737 PR gcov-profile/34610
12738 * tree-cfg.c (make_edges): Mark both outgoing edges from
12739 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12740 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12741 from OMP_FOR and OMP_CONTINUE outgoing edges.
12743 * tree-profile.c (tree_profiling): Return early if
12744 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12746 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12747 from cfun to child_cfun.
12748 * function.h (struct function): Add after_tree_profile bit.
12750 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12752 * config/avr/avr.S (_exit): Disable interrupt.
12754 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12755 Steven Bosscher <stevenb.gcc@gmail.com>
12757 PR rtl-optimization/26854
12758 PR rtl-optimization/34400
12759 * df-problems.c (df_live_scratch): New scratch bitmap.
12760 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12761 (df_live_reset): Clear the proper bitmaps.
12762 (df_live_bb_local_compute): Only process the artificial defs once
12763 since the order is not important.
12764 (df_live_init): Init the df_live sets only with the variables
12765 found live by df_lr.
12766 (df_live_transfer_function): Use the df_lr sets to prune the
12767 df_live sets as they are being computed.
12768 (df_live_free): Free df_live_scratch.
12770 2008-01-18 Ian Lance Taylor <iant@google.com>
12772 * common.opt: Add fmerge-debug-strings.
12773 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12774 flag_merge_debug_strings rather than flag_merge_constants.
12775 * doc/invoke.texi (Option Summary): Mention
12776 -fmerge-debug-strings.
12777 (Debugging Options): Document -fmerge-debug-strings.
12779 2008-01-18 Ian Lance Taylor <iant@google.com>
12782 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12783 (struct tree_function_decl): Add new field operator_new_flag.
12784 * tree-inline.c (expand_call_inline): When inlining a call to
12785 operator new, force the return value to go into a variable, and
12786 set DECL_NO_TBAA_P on that variable.
12787 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12789 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12792 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12793 DWARF2_DEBUGGING_INFO.
12794 (dwarf2out_note_section_used): Ditto. Add prototype.
12795 (have_multiple_function_sections, text_section_used,
12796 cold_text_section_used, *cold_text_sections): Move declarations
12799 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12801 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12802 field and add signal_ra.
12803 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12804 assignments to frame state pc. Move end of stack check after
12805 MD_FALLBACK_FRAME_STATE_FOR.
12806 (uw_update_context_1): Use frame state signal_regs if set, instead
12807 of checking signal_frame flag.
12808 (uw_update_context): Use frame state signal_ra if set.
12809 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12810 * config/xtensa/linux-unwind.h: New file.
12812 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12814 * modulo-sched.c (get_sched_window): Fix comment typo.
12816 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12818 PR tree-optimization/34648
12819 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12821 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12823 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12824 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12826 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12828 PR rtl-optimization/34400
12829 * df-core.c (df_worklist_dataflow_overeager,
12830 df_worklist_dataflow_doublequeue): New functions.
12831 (df_worklist_dataflow): Two different worklist solvers.
12832 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12835 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12838 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12839 and ftree-parallelize-loops.
12841 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12843 PR rtl-optimization/34826
12844 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12846 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12848 * global.c (find_reg): Mark the eh regs as used if necessary.
12849 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12850 * ra.h (struct allocno): no_eh_reg field added. Changed
12851 no_stack_reg type to bitfield.
12853 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12855 * tree.c (substitute_in_expr): Add missing 'break'.
12857 2008-01-17 Richard Guenther <rguenther@suse.de>
12859 PR tree-optimization/34825
12860 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12861 x / x as division to handle.
12863 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12865 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12866 "-pthread" is specified.
12867 * pa-hpux11.h (LIB_SPEC): Likewise.
12869 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12870 Peter Bergner <bergner@vnet.ibm.com>
12872 PR rtl-optimization/33796
12873 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12875 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12877 PR libgfortran/34699
12878 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12880 * pa-hpux10.h (LINK_SPEC): Likewise.
12881 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12883 2008-01-16 Richard Guenther <rguenther@suse.de>
12885 PR middle-end/32628
12886 * fold-const.c (fold_convert_const_int_from_int): Do not
12887 set overflow if that occured only because of a sign extension
12888 change when converting from/to a sizetype with the same
12889 precision and signedness.
12891 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12894 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12895 location address to the correct place. Update copyright year.
12897 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12899 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12900 no dependences in the dependence_relations vector.
12902 2008-01-16 Jan Hubicka <jh@suse.cz>
12904 PR rtl-optimization/31396
12905 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12906 * cfg.c (dump_reg_info): Print it.
12907 * regs.h (struct reg_info_t): add freq_calls_crossed.
12908 (REG_FREQ_CALLS_CROSSED): New macro.
12909 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12910 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12911 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12912 regmove_optimize): Update call crossed frequencies.
12913 * local-alloc.c (struct qty): Add freq_calls_crossed.
12914 (alloc_qty): Copute freq_calls_crossed.
12915 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12916 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12917 * ra.h (struct allocno): Add freq_calls_crossed.
12919 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12921 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12922 libgomp when compiling with ftree-parallelize-loops.
12923 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12925 2008-01-16 Richard Guenther <rguenther@suse.de>
12927 PR tree-optimization/34769
12928 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12929 * tree.c (int_cst_value): Instead make this function more
12930 permissive in what it accepts as valid input. Document this
12931 function always sign-extends the value.
12933 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12934 Richard Guenther <rguenther@suse.de>
12937 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12938 (gimple_fold_indirect_ref_rhs): ... this.
12939 (gimple_fold_indirect_ref): New function with foldings
12940 that preserve lvalueness.
12941 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12942 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12943 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12944 to fold an INDIRECT_REF, fall back to the old use of
12945 fold_indirect_ref_1.
12947 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12949 * tree-data-ref.c (subscript_dependence_tester_1): Call
12950 free_conflict_function.
12951 (compute_self_dependence): Same.
12953 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12956 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12957 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12959 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12960 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12961 for DWARF2_UNWIND_INFO targets.
12963 2008-01-16 Richard Guenther <rguenther@suse.de>
12966 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12967 type qualifiers for function types.
12969 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12971 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12972 loop_iterator li from previous commit.
12974 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12976 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12978 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12980 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12981 (parallelize_loops): Don't parallelize irreducible components.
12983 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12986 * c-opts (c_common_post_options): Do not enable CPP
12987 flag_pedantic_errors by default.
12989 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12991 PR rtl-optimization/31944
12992 * cse.c (remove_pseudo_from_table): New function.
12993 (merge_equiv_classes): Use above function to remove pseudo-registers.
12994 (invalidate): Likewise.
12996 2008-01-13 Richard Guenther <rguenther@suse.de>
12998 PR middle-end/34601
12999 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13000 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13002 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13004 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13005 validate_change to unshare the source of the PC set.
13007 2008-01-12 Jan Hubicka <jh@suse.cz>
13009 PR middle-end/32135
13010 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13011 references above array bounds. This might trigger bounds checks for
13012 pointers to arrays.
13014 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13016 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13017 new_replaceable_dependencies.
13019 2008-01-12 Doug Kwan <dougkwan@google.com>
13021 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13022 instead of OPT_Wreturn_type in warning due to ignored return type
13024 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13025 options included in -Wextra.
13026 * c.opt: New option -Wignored_qualifiers.
13027 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13028 -Wignore_qualifiers.
13029 (-Wignored-qualifiers): Document.
13030 (-Wreturn-type): Remove description of functionality now handled
13031 by -Wignored-qualifiers.
13033 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13036 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13037 NOP_EXPR if it is between integral types with the same precision.
13039 2008-01-12 Jan Hubicka <jh@suse.cz>
13042 * invoke.texi (max-inline-recursive-depth): Fix default value.
13044 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13046 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13049 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13051 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13053 2008-01-11 James E. Wilson <wilson@specifix.com>
13056 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13058 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13060 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13061 save/restore frame pointer register and don't use 'call-prologues'
13062 optimization in function with "OS_task" attribute.
13064 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13066 PR middle-end/31309
13067 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13068 when copying to memory.
13070 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13072 PR rtl-optimization/30905
13073 * cfgcleanup.c: Include dce.h
13074 (crossjumps_occured): New global variable.
13075 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13076 If something changed, set crossjumps_occured to true.
13077 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13078 Don't add/remove fake edges to exit here...
13079 (cleanup_cfg): ...but do it here, when crossjumping.
13080 Run a fast DCE when successful crossjumps occured in the latest
13081 iteration of try_optimize_cfg.
13083 2008-01-11 Richard Guenther <rguenther@suse.de>
13085 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13086 (struct vn_unary_op_s): Likewise.
13087 (vn_reference_insert): Free old reference on hash collision.
13089 2008-01-10 Raksit Ashok <raksit@google.com>
13091 PR rtl-optimization/27971
13092 * combine.c (find_split_point): Split PLUS expressions which are
13093 inside a MEM rtx, and whose first operand is complex.
13095 2008-01-10 DJ Delorie <dj@redhat.com>
13097 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13098 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13099 (m32c_hard_regno_ok): Call the underlying function.
13101 2008-01-10 Richard Guenther <rguenther@suse.de>
13103 PR middle-end/34683
13104 * tree-cfg.c (tree_merge_blocks): Do not go through the
13105 full-blown folding and stmt updating path if we just deal
13106 with virtual operands.
13107 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13108 test for abnormal SSA_NAMEs.
13110 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13112 PR middle-end/34641
13113 * reload.c (push_reload): Add assertions. All constants from
13114 reg_equiv_constant should have been used for replacing the respective
13116 (find_reloads_address): Invoke find_reloads_address_part for
13117 constant taken from the reg_equiv_constant array.
13119 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13121 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13122 field (valnum) the first in the struct. Replace bools with
13125 2008-01-10 Richard Guenther <rguenther@suse.de>
13127 PR tree-optimization/34651
13128 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13129 types and ordering for masking and converting.
13131 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13133 PR tree-optimization/34017
13134 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13135 also for PHI_NODE expressions.
13137 2008-01-09 Jan Hubicka <jh@suse.cz>
13139 PR tree-optimization/34708
13140 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13141 based on number of case labels.
13142 (init_inline_once): Remove switch_cost.
13143 * tree-inline.h (eni_weights_d): Remove switch_cost.
13145 2008-01-09 Richard Guenther <rguenther@suse.de>
13146 Andrew Pinski <andrew_pinski@playstation.sony.com>
13148 PR middle-end/30132
13149 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13150 temporary if an rvalue is ok or an lvalue is not required.
13152 2008-01-09 Richard Guenther <rguenther@suse.de>
13154 PR middle-end/34458
13155 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13156 adjust return type.
13158 2008-01-09 Richard Guenther <rguenther@suse.de>
13160 PR middle-end/34679
13161 * tree.c (host_integerp): Check for sizetype only if the
13162 type is an integer type.
13164 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13167 * opts.c (decode_options): Disable inlining of functions called
13168 once if not in unit-at-a-time mode.
13170 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13172 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13174 2008-01-08 Richard Guenther <rguenther@suse.de>
13176 PR middle-end/31863
13177 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13178 out early if the result will be unused.
13180 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13185 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13186 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13189 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13191 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13192 for vectorization tuned.
13194 2008-01-08 Richard Guenther <rguenther@suse.de>
13196 PR tree-optimization/34683
13197 * tree-ssa-operands.c (operand_build_cmp): Export.
13198 * tree-ssa-operands.h (operand_build_cmp): Declare.
13199 * tree-vn.c (vuses_compare): Remove.
13200 (sort_vuses): Use operand_build_cmp.
13201 (sort_vuses_heap): Likewise.
13202 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13203 to re-use old VEC if available. Do not sort already sorted VUSEs.
13204 (vdefs_to_vec): Do not sort already sorted VDEFs.
13206 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13208 PR middle-end/34694
13209 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13211 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13214 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13215 limitations of reciprocal sequences on x86 targets.
13217 2008-01-08 Richard Guenther <rguenther@suse.de>
13219 PR tree-optimization/34683
13220 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13222 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13225 * config/darwin.c (darwin_mergeable_string_section): Don't use
13226 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13228 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13231 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13232 negxf2. Macroize expander using X87MODEF mode iterator. Change
13233 predicates of op0 and op1 to register_operand.
13234 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13235 expander using X87MODEF mode iterator. Change predicates of
13236 op0 and op1 to register_operand.
13237 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13238 corresponding patterns and macroize using MODEF macro. Change
13239 predicates of op0 and op1 to register_operand and remove
13240 "m" constraint. Disparage "r" alternative with "!".
13241 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13242 macroize using X87MODEF macro. Change predicates of op0 and op1
13243 to register_operand and remove "m" constraint. Disparage "r"
13244 alternative with "!".
13245 (absneg splitter with memory operands): Remove.
13246 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13247 patterns and macroize using X87MODEF mode iterator.
13248 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13249 Change predicate of op1 to register_operand.
13250 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13251 for memory operands.
13253 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13255 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13257 2008-01-07 Richard Guenther <rguenther@suse.de>
13259 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13262 2008-01-07 Richard Guenther <rguenther@suse.de>
13264 PR tree-optimization/34683
13265 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13266 VOPs of the needed size to save memory. Use VEC_quick_push
13267 to save compile-time.
13268 (vdefs_to_vec): Likewise.
13270 2008-01-07 Sa Liu <saliu@de.ibm.com>
13272 * config/spu/spu.md (divdf3): Genetate inline code for double
13273 division. The implementation doesn't handle INF or NAN, therefore it
13274 only applies when -ffinite-math-only is given.
13276 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13279 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13280 * doc/cpp.texi ([Common Predefined Macros]): Document.
13282 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13284 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13285 order to use commutative addition instead of subtraction.
13287 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13288 Mircea Namolaru <namolaru@il.ibm.com>
13289 Vladimir Yanovsky <yanov@il.ibm.com>
13290 Revital Eres <eres@il.ibm.com>
13292 PR tree-optimization/34263
13293 * tree-outof-ssa.c (process_single_block_loop_latch,
13294 contains_tree_r): New functions.
13295 (analyze_edges_for_bb): Call process_single_block_loop_latch
13296 function to empty single-basic-block latch block if possible.
13298 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13300 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13302 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13304 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13306 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13308 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13310 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13312 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13314 PR tree-optimization/34618
13315 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13318 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13321 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13322 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13323 Update copyright year.
13325 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13326 Update copyright year.
13327 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13330 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13332 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13333 edge does not point to current bb before changing need_assert.
13335 2008-01-04 Richard Guenther <rguenther@suse.de>
13337 PR middle-end/34029
13338 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13339 for verifying purposes if they are is_gimple_min_invariant.
13341 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13343 PR tree-optimization/34448
13344 PR tree-optimization/34465
13345 * gimplify.c (gimplify_init_constructor): Add new parameter
13346 notify_temp_creation. Use it.
13347 (gimplify_modify_expr_rhs): Take volatiles into account when
13348 optimizing constructors.
13349 Do not optimize constructors if gimplify_init_constructor will dump to
13351 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13352 * gcc.c-torture/compile/pr34448.c: New.
13354 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13356 PR gcov-profile/34609
13357 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13358 return_slot if result is TREE_ADDRESSABLE.
13360 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13362 * config/mips/mips.md (sqrt_condition): Tweak comment.
13363 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13365 2008-01-03 Tom Tromey <tromey@redhat.com>
13368 * c-common.c (c_type_hash): Handle VLAs.
13370 2008-01-03 Jan Hubicka <jh@suse.cz>
13372 PR tree-optimization/31081
13373 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13374 0 when inlining and not inlining to first basic block.
13375 (remap_decl): When var is initialized to 0, don't set default_def.
13376 (expand_call_inline): Set entry_bb.
13377 * tree-inline.h (copy_body_data): Add entry_bb.
13379 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13382 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13385 PR tree-optimization/29484
13386 * tree-inline.c (inline_forbidden_p_2): New function.
13387 (inline_forbidden_p): Disallow inlining if some static var
13388 has an address of a local LABEL_DECL in its initializer.
13389 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13392 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13394 PR tree-optimization/34635
13395 * tree-data-ref.c (add_other_self_distances): Make sure that the
13396 evolution step is constant.
13398 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13400 PR middle-end/34608
13401 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13403 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13405 * tree-sra.c (scalarize_init): Insert the generate_element_init
13406 statements after the generate_element_zero statements.
13408 2008-01-02 Richard Guenther <rguenther@suse.de>
13410 PR middle-end/34093
13411 PR middle-end/31976
13412 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13413 for very large number of operands instead of ICEing.
13415 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13418 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13419 while stack probing.
13421 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13423 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13426 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13428 PR libmudflap/26442
13429 * tree-mudflap.c (mx_register_decls): Guard warning by
13430 !DECL_ARTIFICIAL check.
13432 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13434 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13435 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13436 sse5_perm<mode>): Fix constraints.