1 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3 * dwarf2out.c: Remove trailing white spaces. Break long line
6 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8 * libfuncs.h (LTI_synchronize): New libfunc_index.
9 (synchronize_libfunc): Declare.
10 * builtins.c (expand_builtin_synchronize): Consider using
11 synchronize_libfunc before falling back on an asm blockage.
12 * config/mips/mips.c: Include libfuncs.h
13 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
17 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
18 parameter. Copy stack_reg to r11 where appropriate.
19 (no_global_regs_above): Add gpr parameter.
20 (rs6000_stack_info): Only add padding for SPE save area if we
21 are saving SPE GPRs and CR.
22 (saveres_routine_syms): New variable.
23 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
25 (rs6000_savres_routine_sym): New function.
26 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
28 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
29 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
30 Tweak FPR out-of-line saving.
31 (rs6000_make_savres_rtx): New function.
32 (rs6000_use_multiple_p): New function.
33 (rs6000_savres_strategy): New function.
34 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
35 out-of-line if appropriate.
36 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
37 if we are optimizing for size.
38 (GP_SAVE_INLINE): Define.
39 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
40 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
41 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
42 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
43 (*save_fpregs_<mode>): Add use of r11.
44 (*restore_gpregs_<mode>): New insn.
45 (*return_and_restore_gpregs_<mode>): New insn.
46 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
48 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
49 (*restore_gpregs_spe): New insn.
50 (*return_and_restore_gpregs_spe): New insn.
51 * config/rs6000/predicates.md (save_world_operation): Fix check.
53 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
55 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
56 this point, so assert that.
58 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
60 * cfganal.c: Include vec.h and vecprim.h.
61 (compute_idf): Import from...
62 * tree-into-ssa (compute_idf): ...here.
63 * basic-block.h (compute_idf): Export.
65 2008-06-26 Joseph Myers <joseph@codesourcery.com>
67 * c-decl.c (merge_decls): Use !current_function_decl to check for
68 extern declaration of C99 inline function being at file scope.
70 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
72 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
74 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * alias.c (record_alias_subset, init_alias_analysis): Fix
77 -Wc++-compat and/or -Wcast-qual warnings.
78 * attribs.c (lookup_attribute_spec): Likewise.
79 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
80 copy_bb, connect_traces,
81 find_rarely_executed_basic_blocks_and_cr): Likewise.
82 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
83 note_btr_set, migrate_btr_defs): Likewise.
84 * builtins.c (result_vector, expand_builtin_memcpy,
85 expand_builtin_mempcpy_args, expand_builtin_strncpy,
86 builtin_memset_read_str, expand_builtin_printf,
87 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
89 * caller-save.c (mark_set_regs): Likewise.
90 * calls.c (expand_call, emit_library_call_value_1): Likewise.
91 * cgraph.c (cgraph_edge): Likewise.
92 * combine.c (likely_spilled_retval_1): Likewise.
93 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
94 htab_counts_entry_del, get_coverage_counts): Likewise.
95 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
96 new_cselib_val): Likewise.
97 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
98 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
100 * df-core.c (df_compact_blocks): Likewise.
101 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
102 * df-scan.c (df_grow_reg_info, df_ref_create,
103 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
104 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
105 df_record_entry_block_defs, df_record_exit_block_uses,
106 df_bb_verify): Likewise.
107 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
108 DF_REF_EXTRACT_MODE_CONST): New.
109 * dominance.c (get_immediate_dominator, get_dominated_by,
110 nearest_common_dominator, root_of_dom_tree,
111 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
112 -Wc++-compat and/or -Wcast-qual warnings.
113 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
114 record_store, replace_read, check_mem_read_rtx, scan_insn,
115 dse_step1, dse_record_singleton_alias_set): Likewise.
116 * dwarf2asm.c (dw2_force_const_mem): Likewise.
118 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
121 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
122 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
123 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
124 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
125 add_ranges_num, add_ranges_by_labels, file_info_cmp,
126 file_name_acquire, output_file_names, add_const_value_attribute,
127 premark_used_types_helper, file_table_eq, file_table_hash,
128 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
129 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
130 -Wcast-qual warnings.
131 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
132 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
133 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
134 gen_reg_rtx, start_sequence, init_emit): Likewise.
135 * et-forest.c (et_new_occ, et_new_tree): Likewise.
136 * except.c (init_eh_for_function, gen_eh_region,
137 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
138 arh_to_landing_pad, arh_to_label, add_action_record,
139 add_call_site, switch_to_exception_section): Likewise.
140 * expmed.c (synth_mult): Likewise.
141 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
142 store_expr): Likewise.
143 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
145 * function.c (assign_stack_temp_for_type,
146 allocate_struct_function, match_asm_constraints_1): Likewise.
147 * gcov-io.c (gcov_allocate): Likewise.
148 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
149 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
150 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
151 record_one_set, insert_expr_in_table, insert_set_in_table,
152 dump_hash_table, compute_hash_table_work, alloc_hash_table,
153 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
154 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
155 -Wcast-qual warnings.
157 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
159 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
160 -Wcast-qual warnings.
161 * gcc.c (process_command): Likewise.
162 * genattrtab.c (oballoc): Use XOBNEW.
163 (oballocvec): Define.
164 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
165 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
166 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
167 -Wc++-compat and/or -Wcast-qual warnings.
168 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
169 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
170 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
171 gen_presence_absence_set, gen_automaton, gen_regexp_el,
172 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
173 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
174 add_excls, process_presence_absence_names,
175 process_presence_absence_patterns, add_presence_absence,
176 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
177 get_free_state, add_arc, get_free_automata_list_el,
178 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
179 transform_3, cache_presence, create_ainsns, create_automata,
180 create_state_ainsn_table, dfa_insn_code_enlarge,
181 output_trans_func, output_min_issue_delay_func,
182 output_dead_lock_func, output_reset_func,
183 output_get_cpu_unit_code_func, output_dfa_start_func,
184 expand_automata): Likewise.
185 * genextract.c (gen_insn): Likewise.
186 * gengtype-lex.l: Likewise.
187 * gengtype.c (read_input_list, adjust_field_type,
188 process_gc_options): Likewise.
189 * genoutput.c (note_constraint): Likewise.
190 * genpreds.c (mangle, add_constraint): Likewise.
191 * genrecog.c (process_define_predicate, new_decision,
192 add_to_sequence): Likewise.
193 * gensupport.c (record_insn_name): Likewise.
195 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
197 * config/i386/driver-i386.c (detect_caches_amd,
198 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
199 and/or -Wcast-qual warnings.
200 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
201 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
202 gt_pch_save): Likewise.
203 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
204 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
205 * global.c (compute_regsets): Likewise.
206 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
207 finish_graph_dump_file): Likewise.
208 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
209 unlink_bb_notes): Likewise.
210 * integrate.c (get_hard_reg_initial_val): Likewise.
211 * ipa-prop.c (ipa_push_func_to_list): Likewise.
212 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
213 * local-alloc.c (update_equiv_regs): Likewise.
214 * loop-invariant.c (check_invariant_table_size,
215 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
217 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
218 altered_reg_used, mark_altered): Likewise.
219 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
220 insert_var_expansion_initialization,
221 combine_var_copies_in_loop_exit, apply_opt_in_copies,
222 release_var_copies): Likewise.
223 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
224 analyze_matrix_decl, add_allocation_site, analyze_transpose,
225 analyze_accesses_for_phi_node, check_var_notmodified_p,
226 check_allocation_function, find_sites_in_func,
227 record_all_accesses_in_func, transform_access_sites,
228 transform_allocation_sites): Likewise.
229 * omp-low.c (new_omp_region, create_omp_child_function_name,
230 check_omp_nesting_restrictions, check_combined_parallel,
231 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
232 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
233 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
234 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
236 * opts-common.c (prune_options): Likewise.
237 * opts.c (add_input_filename, print_filtered_help,
238 get_option_state): Likewise.
239 * params.c (add_params): Likewise.
240 * passes.c (set_pass_for_id, next_pass_1,
241 do_per_function_toporder, pass_fini_dump_file): Likewise.
242 * postreload.c (reload_cse_simplify_operands): Likewise.
243 * predict.c (tree_predicted_by_p, tree_predict_edge,
244 clear_bb_predictions, combine_predictions_for_bb): Likewise.
246 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
248 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
250 * recog.c (check_asm_operands, validate_change_1): Likewise.
251 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
252 subst_asm_stack_regs): Likewise.
253 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
254 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
255 * regmove.c (reg_is_remote_constant_p): Likewise.
256 * regrename.c (regrename_optimize, scan_rtx_reg,
257 kill_clobbered_value, kill_set_value, kill_autoinc_value):
259 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
260 regstat_compute_calls_crossed): Likewise.
261 * reload1.c (init_reload, new_insn_chain,
262 has_nonexceptional_receiver, reload, copy_reloads,
263 calculate_needs_all_insns, init_elim_table): Likewise.
264 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
265 * rtl.c (shallow_copy_rtx_stat): Likewise.
266 * rtlanal.c (parms_set): Likewise.
267 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
268 sbitmap_resize, sbitmap_vector_alloc): Likewise.
269 * sched-ebb.c (earliest_block_with_similiar_load,
270 add_deps_for_risky_insns): Likewise.
271 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
272 schedule_region): Likewise.
273 * see.c (eq_descriptor_pre_extension,
274 hash_descriptor_pre_extension, hash_del_pre_extension,
275 eq_descriptor_properties, hash_descriptor_properties,
276 hash_del_properties, see_seek_pre_extension_expr,
277 see_initialize_data_structures, see_print_register_properties,
278 see_print_pre_extension_expr, see_delete_merged_def_extension,
279 see_delete_unmerged_def_extension, see_emit_use_extension,
280 see_pre_delete_extension, see_map_extension, see_commit_changes,
281 see_analyze_merged_def_local_prop,
282 see_analyze_merged_def_local_prop,
283 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
284 see_set_prop_merged_def, see_set_prop_unmerged_def,
285 see_set_prop_unmerged_use, see_print_one_extension,
286 see_merge_one_use_extension, see_merge_one_def_extension,
287 see_store_reference_and_extension, see_update_uses_relevancy,
288 see_update_defs_relevancy): Likewise.
289 * statistics.c (hash_statistics_hash, hash_statistics_eq,
290 hash_statistics_free, curr_statistics_hash): Likewise.
291 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
292 expand_asm_operands, expand_return, case_bit_test_cmp,
293 expand_case): Likewise.
294 * stor-layout.c (start_record_layout): Likewise.
295 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
296 gt_pch_save_stringpool): Likewise.
297 * tree-data-ref.c (hash_stmt_vertex_info,
298 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
299 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
301 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/i386.md : Change constraints of HImode and QImode
305 immediate operands from "i" to "n". Change SImode "ni" constraint to
306 "i" and SImode "rmi" constraint to "g". Remove all constraints
307 from const0_operand and const1_operand predicated operands.
308 (i): Change QImode and HImode attribute from "i" to "n".
309 (*subqi_2): Change HImode operands to QImode.
312 2008-06-25 Olivier Hainque <hainque@adacore.com>
314 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
317 2008-06-25 Richard Guenther <rguenther@suse.de>
319 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
320 not overflow the result type.
322 2008-06-25 Richard Guenther <rguenther@suse.de>
324 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
325 (vn_lookup): Likewise.
327 2008-06-25 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/35518
330 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
331 * tree-sra.c (instantiate_element): Use fold_build3 to build
333 (try_instantiate_multiple_fields): Likewise.
335 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
337 * config/rs6000/rs6000.md: Change all string instruction's clobber to
340 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
343 use_backchain_to_restore_sp to true
344 if the offset of the link register save area would go over the 32k - 1
345 offset limit of the load
348 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
350 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
351 anchor for the type-punning blurb. Cross-reference "Structures
352 unions enumerations and bit-fields implementation". Provide a
353 cast-through-pointer example. Make final sentence self-contained.
354 * doc/implement-c.texi (Structures unions enumerations and
355 bit-fields implementation): Cross-reference the type-punning blurb
356 in the -fstrict-aliasing documentation.
358 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
361 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
362 the memory instead of the memory itself for the save area.
364 2008-06-24 Olivier Hainque <hainque@adacore.com>
365 Nicolas Roche <roche@adacore.com>
367 * gengtype.c (srcdir_len): size_t instead of int.
368 (get_file_realbasename): New function. For F a filename, the real
369 basename of F, with all the path components stripped.
370 (get_file_srcdir_relative_path): New function. For F a filename, the
371 relative path to F from $(srcdir).
372 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
373 get_file_realbasename. Adjust the head comment.
374 (get_prefix_langdir_index): New function. For F a filename, return the
375 lang_dir_names[] relative index of the language directory that is
377 (get_file_langdir): For F a filename, return the name of the language
378 directory where F is located.
379 (get_file_gtfilename): New function. The gt- output file name for an
381 (get_output_file_with_visibility): Replace in-line computations with
382 uses of get_file_gtfilename and get_prefix_langdir_index.
383 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
385 2008-06-24 Jakub Jelinek <jakub@redhat.com>
387 PR tree-optimization/36504
388 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
389 references without base address.
391 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
394 * calls.c (expand_call): Increase alignment for recursive functions.
396 2008-06-23 Anatoly Sokolov <aesok@post.ru>
398 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
399 (TARGET_FUNCTION_VALUE): New define.
400 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
401 * config/avr/avr.h (FUNCTION_VALUE): Remove.
403 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
406 (fmod<mode>3): Ditto.
407 (remainderxf3): Ditto.
408 (remainder<mode>3): Ditto.
410 2008-06-23 Jakub Jelinek <jakub@redhat.com>
413 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
414 REG is a hard register.
416 PR tree-optimization/36508
417 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
418 499, don't check it at all in release compilers.
420 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
423 together with SSE_TARGET_MATH to disable insn pattern.
424 (*fop_<MODEF:mode>_2_i387): Ditto.
425 (*fop_<MODEF:mode>_3_i387): Ditto.
427 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
429 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
431 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
434 * gimplify.c (gimplify_asm_expr): Check the return code of
435 parse_output_constraint call, set function return and is_inout
438 2008-06-22 Ian Lance Taylor <iant@google.com>
440 * c-lex.c (narrowest_unsigned_type): Change itk to int.
441 (narrowest_signed_type): Likewise.
442 * c-typeck.c (c_common_type): Change local variable mclass to enum
444 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
445 tcc_comparison, not the tree code itself.
446 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
447 (c_expand_expr): Cast modifier to enum expand_modifier.
448 * c-common.h (C_RID_CODE): Add casts.
449 (C_SET_RID_CODE): Define.
450 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
451 (c_lex_one_token): Add cast to avoid warning.
452 (c_parser_objc_type_name): Rename local typename to type_name.
453 (check_no_duplicate_clause): Change code parameter to enum
455 (c_parser_omp_var_list_parens): Change kind parameter to enum
457 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
458 c_parser_omp_list_var_parens.
459 (c_parser_omp_threadprivate): Likewise.
460 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
461 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
462 * c-format.c (NO_FMT): Define.
463 (printf_length_specs): Use NO_FMT.
464 (asm_fprintf_length_specs): Likewise.
465 (gcc_diag_length_specs): Likewise.
466 (scanf_length_specs): Likewise.
467 (strfmon_length_specs): Likewise.
468 (gcc_gfc_length_specs): Likewise.
469 (printf_flag_specs): Change 0 to STD_C89.
470 (asm_fprintf_flag_specs): Likewise.
471 (gcc_diag_flag_specs): Likewise.
472 (gcc_cxxdiag_flag_specs): Likewise.
473 (scanf_flag_specs): Likewise.
474 (strftime_flag_specs): Likewise.
475 (strfmon_flag_specs): Likewise.
476 (print_char_table): Likewise.
477 (asm_fprintf_char_table): Likewise.
478 (gcc_diag_char_table): Likewise.
479 (gcc_tdiag_char_table): Likewise.
480 (gcc_cdiag_char_table): Likewise.
481 (gcc_cxxdiag_char_table): Likewise.
482 (gcc_gfc_char_table): Likewise.
483 (scan_char_table): Likewise.
484 (time_char_table): Likewis.
485 (monetary_char_table): Likewise.
486 * c-format.h (BADLEN): Likewise.
488 2008-06-21 Ian Lance Taylor <iant@google.com>
490 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
491 Define END_OF_BASE_TREE_CODES around inclusion.
492 * tree.c (tree_code_type): New global array.
493 (tree_code_length, tree_code_name): Likewise.
494 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
496 (all-tree.def, s-alltree): New targets.
497 (gencheck.h, s-gencheck): Remove.
498 (tree.o): Depend upon all-tree.def.
499 (build/gencheck.o): Remove gencheck.h dependency.
500 (mostlyclean): Don't remove gencheck.h.
501 * c-common.h (enum c_tree_code): Remove.
502 * c-lang.c (tree_code_type): Remove.
503 (tree_code_length, tree_code_name): Remove.
504 * gencheck.c (tree_codes): Include all-tree.def, rather than
505 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
507 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
509 * cp/cp-tree.h (enum cplus_tree_code): Remove.
510 (operator_name_info): Size to MAX_TREE_CODES.
511 (assignment_operator_name_info): Likewise.
512 * cp/cp-lang.c (tree_code_type): Remove.
513 (tree_code_length, tree_code_name): Remove.
514 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
515 (assignment_operator_name_info): Likewise.
516 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
518 * cp/mangle.c (write_expression): Likewise.
519 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
520 * fortran/f95-lang.c (tree_code_type): Remove.
521 (tree_code_length, tree_code_name): Remove.
522 * java/java-tree.h (enum java_tree_code): Remove.
523 * java/lang.c (tree_code_type): Remove.
524 (tree_code_length, tree_code_name): Remove.
525 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
526 * objc/objc-act.h (enum objc_tree_code): Remove.
527 * objc/objc-lang.c (tree_code_type): Remove.
528 (tree_code_length, tree_code_name): Remove.
529 * objcp/objcp-lang.c (tree_code_type): Remove.
530 (tree_code_length, tree_code_name): Remove.
531 * ada/ada-tree.h (enum gnat_tree_code): Remove.
532 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
533 * ada/misc.c (tree_code_type): Remove.
534 (tree_code_length, tree_code_name): Remove.
536 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
538 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
539 the grand_bitmap_obstack.
541 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
543 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
544 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
545 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
546 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
547 move_stmt_r, new_label_mapper): Likewise.
548 * tree-complex.c (cvc_lookup): Likewise.
549 * tree-dfa.c (create_function_ann): Likewise.
550 * tree-dump.c (dump_register): Likewise.
551 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
552 find_phi_replacement_condition): Likewise.
553 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
554 tree_function_versioning): Likewise.
555 * tree-into-ssa.c (cmp_dfsnum): Likewise.
556 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
557 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
558 get_nonlocal_debug_decl, convert_nonlocal_reference,
559 convert_nonlocal_omp_clauses, get_local_debug_decl,
560 convert_local_reference, convert_local_omp_clauses,
561 convert_nl_goto_reference, convert_nl_goto_receiver,
562 convert_tramp_reference, convert_call_expr): Likewise.
563 * tree-outof-ssa.c (contains_tree_r): Likewise.
564 * tree-parloops.c (reduction_phi, initialize_reductions,
565 eliminate_local_variables_1, add_field_for_reduction,
566 add_field_for_name, create_phi_for_local_result,
567 create_call_for_reduction_1, create_loads_for_reductions,
568 create_stores_for_reduction, create_loads_and_stores_for_name):
570 * tree-phinodes.c (allocate_phi_node): Likewise.
571 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
572 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
573 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
574 * tree-ssa-coalesce.c (compare_pairs): Likewise.
575 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
576 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
577 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
578 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
579 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
580 vn_nary_op_insert): Likewise.
581 * tree-ssa.c (redirect_edge_var_map_add,
582 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
583 * tree-vectorizer.c (vectorize_loops): Likewise.
584 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
585 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
586 tree_cons_stat, build1_stat, build_variant_type_copy,
587 decl_init_priority_lookup, decl_fini_priority_lookup,
588 decl_priority_info, decl_restrict_base_lookup,
589 decl_restrict_base_insert, decl_debug_expr_lookup,
590 decl_debug_expr_insert, decl_value_expr_lookup,
591 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
592 type_hash_add, get_file_function_name, tree_check_failed,
593 tree_not_check_failed, tree_range_check_failed,
594 omp_clause_range_check_failed, build_omp_clause,
595 build_vl_exp_stat): Likewise.
596 * value-prof.c (gimple_histogram_value,
597 gimple_duplicate_stmt_histograms): Likewise.
598 * var-tracking.c (attrs_list_insert, attrs_list_copy,
599 unshare_variable, variable_union_info_cmp_pos, variable_union,
600 dataflow_set_different_1, dataflow_set_different_2,
601 vt_find_locations, variable_was_changed, set_variable_part,
602 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
603 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
604 section_entry_hash, object_block_entry_eq,
605 object_block_entry_hash, create_block_symbol,
606 initialize_cold_section_name, default_function_rodata_section,
607 strip_reg_name, set_user_assembler_name, const_desc_eq,
608 build_constant_desc, output_constant_def, lookup_constant_def,
609 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
610 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
611 default_internal_label): Likewise.
612 * varray.c (varray_init, varray_grow): Likewise.
613 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
615 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
617 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
618 operators for "test" insn. Macroize insn using SWI mode macro.
619 (*jcc_fused_2): Ditto.
620 (*jcc_fused_3): Macroize insn using SWI mode macro.
621 (*jcc_fused_4): Ditto.
623 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
625 * tree-ssa-pre.c: Fix typo in comment.
626 (init_antic, fini_antic): Add explicit funtions for
627 initializing and deinitializing ANTIC and AVAIL sets.
628 (create_expression_by_pieces): Fix typo in comment.
629 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
630 (execute_pre): Eventually dump details about ANTIC_IN.
632 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
634 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
635 * gcc.c (translate_options, init_spec, store_arg, read_specs,
636 add_to_obstack, file_at_path, find_a_file, execute,
637 add_preprocessor_option, add_assembler_option, add_linker_option,
638 process_command, insert_wrapper, do_option_spec, do_self_spec,
639 spec_path, do_spec_1, is_directory, main, used_arg,
640 getenv_spec_function): Likewise.
641 * tlink.c (symbol_hash_lookup, file_hash_lookup,
642 demangled_hash_lookup, symbol_push, file_push, frob_extension):
645 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
647 * doc/rtl.texi: Updated subreg section.
649 2008-06-19 Jakub Jelinek <jakub@redhat.com>
652 * cgraphunit.c (cgraph_process_new_functions): Don't clear
653 node->needed and node->reachable.
654 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
655 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
656 (expand_task_call): Don't call expand_task_copyfn.
657 (expand_task_copyfn): Renamed to...
658 (finalize_task_copyfn): ... this.
660 2008-06-19 Jan Hubicka <jh@suse.cz>
662 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
663 clobbering framepointer.
665 2008-06-19 Jan Hubicka <jh@suse.cz>
667 * tree-optimize.c (execute_early_local_optimizations): Set
668 cgraph_state only at first invocation.
670 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * system.h (-Wc++-compat): Activate as a warning, no an error.
674 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
677 instead of "#" in insn asm template.
678 (*jcc_fused_2): Ditto.
680 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.h (ix86_tune_indices)
683 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
684 (TARGET_FUSE_CMP_AND_BRANCH): New define.
685 * config/i386/i386.md (*jcc_fused_1): New insn pattern
686 (*jcc_fused_2): Ditto.
687 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
688 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
689 (print operand): Handle 'E' and 'e' code.
691 2008-06-19 Anatoly Sokolov <aesok@post.ru>
693 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
694 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
695 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
697 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
699 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
701 (cgraph_expand_function): Use local copy of decl.
702 (cgraph_expand_all_functions): Remove redundant initialization of
704 (cgraph_optimize): Reword internal_error message.
706 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
708 * arm-protos.h (arm_return_in_memory): Remove public
709 arm_return_in_memory() prototype.
710 * arm.c (arm_return_in_memory): Add static prototype, add target
711 hook macro, change definition and comments.
712 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
714 2008-06-19 Ben Elliston <bje@au.ibm.com>
716 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
717 real.c: Remove references to IEEE 754R.
718 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
719 * doc/libgcc.texi (Decimal float library routines): Likewise.
721 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
723 * targhooks.h (struct gcc_target): New member unwind_word_mode.
724 (default_unwind_word_mode): Add prototype.
725 * targhooks.c (default_unwind_word_mode): New function.
726 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
727 instead of word_mode.
728 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
729 (TARGET_INITIALIZER): Use it.
731 * c-common.c (handle_mode_attribute): Support "unwind_word"
733 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
735 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
736 word_mode to access SjLj_Function_Context member "data".
737 (sjlj_emit_dispatch_table): Likewise. Also, perform type
738 conversion from targetm.eh_return_filter_mode () to
739 targetm.unwind_word_mode () if they differ.
741 * builtin-types.def (BT_UNWINDWORD): New primitive type.
742 (BT_FN_UNWINDWORD_PTR): New function type.
743 (BT_FN_WORD_PTR): Remove.
744 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
745 * except.c (expand_builtin_extend_pointer): Convert pointer to
746 targetm.unwind_word_mode () instead of word_mode.
748 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
749 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
750 (spu_unwind_word_mode): New function.
751 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
752 (TARGET_UNWIND_WORD_MODE): Define.
753 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
755 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
757 * config/spu/spu.c (reg_align): Remove.
758 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
759 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
760 (spu_split_store): Likewise.
762 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
764 * gcc/tree-vn.c: Fix typo in comment.
766 2008-06-18 Jan Hubicka <jh@suse.cz>
768 * cgraphunit.c (cgraph_optimize): Output debug info when doing
769 toplevel reorder too.
771 2008-06-18 Jan Hubicka <jh@suse.cz>
773 * c-opts.c (c_common_post_options): PCH is not compatible with
775 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
776 -fno-toplevel-reorder by default now.
778 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
780 PR documentation/30739
781 * doc/install.texi (Prerequisites): Document dependency on awk.
783 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
784 Ian Lance Taylor <iant@google.com>
786 PR rtl-optimization/35604
787 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
788 only want to change jump destinations, not eventual label comparisons.
790 2008-06-16 Jan Hubicka <jh@suse.cz>
792 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
794 (cgraph_analyze_function): Likewise.
796 2008-06-16 Jan Hubicka <jh@suse.cz>
798 * cgraph.h (cgraph_mark_if_needed): New function.
799 * cgraphunit.c (cgraph_mark_if_needed): New function.
800 * c-decl.c (duplicate_decl): Use it.
802 2008-06-16 Jan Hubicka <jh@suse.cz>
804 * cgraph.c (cgraph_add_new_function): When in expansion state, do
807 2008-06-16 Jan Hubicka <jh@suse.cz>
809 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
811 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
812 Kazu Hirata <kazu@codesourcery.com>
813 Maxim Kuvyrkov <maxim@codesourcery.com
815 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
816 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
817 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
818 EXTRA_SPEC_FUNCTIONS.
819 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
820 (DRIVER_SELF_SPECS): Adjust.
821 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
822 * config/mips/st.h, config/mips/t-st: New.
823 * config/mips/driver-native.c, config/mips/x-native: New.
824 * doc/invoke.texi (MIPS): Document 'native' value for -march and
827 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
829 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
831 (ISA_HAS_FP_CONDMOVE): New macro.
832 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
833 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
834 (ISA_HAS_NMADD3_NMSUB3): New macro.
835 * config/mips/mips.c (mips_rtx_costs): Update.
836 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
837 compiling for ST Loongson 2E/2F.
838 (madd<mode>): Rename to madd4<mode>. Update.
839 (madd3<mode>): New pattern.
840 (msub<mode>): Rename to msub4<mode>. Update.
841 (msub3<mode>): New pattern.
842 (nmadd<mode>): Rename to nmadd4<mode>. Update.
843 (nmadd3<mode>): New pattern.
844 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
845 (nmadd3<mode>_fastmath): New pattern.
846 (nmsub<mode>): Rename to nmsub4<mode>. Update.
847 (nmsub3<mode>): New pattern.
848 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
849 (nmsub3<mode>_fastmath): New pattern.
850 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
852 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
854 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
855 (DF_REF_INSN_INFO): New.
856 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
857 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
858 with a NULL DF_REF_INSN_INFO.
859 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
861 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
862 DF_INSN_INFO_EQ_USES): New.
863 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
864 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
865 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
866 * df-core.c: Update comment for above changes.
867 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
868 DF_INSN_UID_* macros.
869 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
870 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
871 insn rtx. Update all callers.
872 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
873 df_ref_create_structure, df_insn_refs_collect): Likewise.
874 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
875 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
876 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
877 macros to access the insn refs.
878 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
879 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
880 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
881 for accessing the refs.
882 (try_fwprop_subst): Likewise.
883 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
884 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
885 for accessing the refs.
886 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
887 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
888 to look at the insn refs.
889 (record_uses): Likewise.
890 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
892 (mark_artificial_uses): Don't mark_insn for artificial refs.
893 (mark_reg_rependencies): Likewise.
895 * doc/rtl.texi: Remove documentation of ADDRESSOF.
897 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
899 * configure: Regenerate.
901 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
903 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
904 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
905 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
907 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
909 * config/avr/avr.c (avr_mcu_t): Add attiny167.
910 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
911 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
913 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
915 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
916 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
917 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
919 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
921 * tree-ssa-sccvn.c: Fix format of comments.
923 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
925 * cgraph.c: Remove unneeded forward declarations of eq_node()
928 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
930 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
932 (see_update_relevancy): Likewise.
933 * fwprop.c (try_fwprop_subst): Likewise.
934 * rtlanal.c (noop_move_p): Likewise.
935 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
936 notes to non-existing libcall blocks.
937 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
939 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
940 (dead_libcall_p): Remove.
941 (delete_trivially_dead_insns): Don't use it.
942 * web.c (union_defs): Remove comment about keeping nops.
943 * gcse.c (hash_scan_insn): Don't take libcall pointers.
944 (compute_hash_table_work): Don't track libcall notes.
945 (do_local_cprop): Don't take libcall pointers. Don't update
947 (adjust_libcall_notes): Deleted.
948 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
949 ever have existed in the first place).
950 (replace_store_insn): Don't try to remove libcall notes.
951 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
952 (resolve_reg_notes): Don't call them.
953 (resolve_simple_move): Likewise.
954 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
955 Don't remove REG_RETVAL notes.
956 * emit-rtl.c (try_split): Don't update libcall notes.
957 (emit_copy_of_insn_after): Dito.
958 * cselib.c (cselib_current_insn_in_libcall): Remove.
959 (cselib_process_insn): Don't set/clear it.
960 (new_elt_loc_list): Don't record it.
961 (cselib_init): Don't initialize it.
962 * cselib.c (struct elt_loc_list): Remove in_libcall field.
963 * loop-invariant.c (find_invariant_insn): Don't look for libcall
965 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
966 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
967 (init_deps): Don't initialize it.
968 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
969 * combine.c (delete_noop_moves): Don't update libcall notes.
970 (can_combine_p): Remove now pointless #if 0 block.
971 (try_combine): Remove another obsolete #if 0 block.
972 (distribute_notes): Don't distribute libcall notes.
973 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
974 * dce.c (libcall_dead_p): Remove.
975 (delete_unmarked_insns): Don't handle libcall blocks.
976 (preserve_libcall_for_dce): Remove.
977 (prescan_insns_for_dce): Don't special-case libcall block insns.
978 * reload1 (reload): Don't handle libcall notes.
979 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
982 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
984 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
985 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
986 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
988 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
990 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
991 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
992 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
994 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
996 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
998 2008-06-16 Ira Rosen <irar@il.ibm.com>
1000 PR tree-optimization/36493
1001 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1002 the arguments list. Use VECTYPE to create vector pointer.
1003 (vectorizable_store): Fail if accesses through a pointer to vectype
1004 do not alias the original memory reference operands.
1005 Call vect_create_data_ref_ptr without the removed argument.
1006 (vectorizable_load): Likewise.
1007 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1010 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1013 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1016 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1018 * config/mips/loongson2ef.md: New file.
1019 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1020 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1021 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1022 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1023 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1025 (loongson2ef.md): New include.
1026 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1027 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1028 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1029 (loongson_gt_<mode>, loongson_extract_halfword)
1030 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1031 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1032 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1033 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1034 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1035 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1036 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1037 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1038 (vec_interleave_low<mode>): Define type attribute.
1039 * config/mips/mips.c (mips_ls2): New static variable.
1040 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1041 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1042 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1043 Implement target scheduling hooks.
1044 (mips_multipass_dfa_lookahead): Update to handle tuning for
1046 (mips_sched_init): Initialize data for Loongson scheduling.
1047 (mips_ls2_variable_issue): New static function.
1048 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1050 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1051 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1052 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1053 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1054 Handle ST Loongson 2E/2F cores.
1055 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1057 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1059 * omp-low.c (extract_omp_for_data): Fix comment typo.
1062 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1064 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1065 FIXME note about gcc/config.guess.
1066 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1067 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1068 * doc/cppopts.texi: Likewise.
1069 * doc/extend.texi: Likewise.
1070 * doc/gcc.texi: Likewise.
1071 * doc/gccint.texi: Likewise.
1072 * doc/gcov.texi: Likewise.
1073 * doc/gty.texi: Likewise.
1074 * doc/hostconfig.texi: Likewise.
1075 * doc/install.texi: Likewise.
1076 * doc/invoke.texi: Likewise.
1077 * doc/loop.texi: Likewise.
1078 * doc/makefile.texi: Likewise.
1079 * doc/md.texi: Likewise.
1080 * doc/passes.texi: Likewise.
1081 * doc/tm.texi: Likewise.
1082 * doc/tree-ssa.texi: Likewise.
1083 * doc/trouble.texi: Likewise.
1085 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1086 Nathan Sidwell <nathan@codesourcery.com>
1087 Maxim Kuvyrkov <maxim@codesourcery.com>
1088 Richard Sandiford <rdsandiford@googlemail.com>
1090 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1091 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1092 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1094 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1095 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1096 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1098 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1099 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1100 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1101 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1102 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1103 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1104 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1105 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1106 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1107 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1108 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1109 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1110 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1111 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1112 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1113 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1114 (mips_builtins): Add Loongson builtins.
1115 (mips_loongson_2ef_bdesc): New.
1116 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1117 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1118 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1119 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1121 (mips_expand_vector_init): New.
1122 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1123 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1125 * config/mips/mips.md: Add unspec numbers for Loongson
1126 builtins. Include loongson.md.
1127 (MOVE64): Include Loongson vector modes.
1128 (SPLITF): Include Loongson vector modes.
1129 (HALFMODE): Handle Loongson vector modes.
1130 * config/mips/loongson.md: New.
1131 * config/mips/loongson.h: New.
1132 * config.gcc: Add loongson.h header for mips*-*-* targets.
1133 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1135 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1137 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1138 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1139 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1140 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1141 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1142 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1143 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1144 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1145 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1146 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1147 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1148 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1149 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1150 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1151 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1152 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1153 Remove use_fixproto=yes.
1154 (ia64*-*-hpux*): Remove comment about using fixproto.
1155 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1157 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1159 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1161 * configure: Regenerate.
1163 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1166 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1167 before evaluating it.
1169 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1172 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1173 nested inline functions.
1174 (start_decl, start_function): Don't invert DECL_EXTERNAL
1175 for nested inline functions.
1177 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1179 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1180 splits that must be made for correctness.
1182 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1184 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1185 (AVAIL_NON_MIPS16): Likewise.
1186 (mips_builtin_description): Replace target_flags with a predicate.
1187 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1188 (dspr2_32): New availability predicates.
1189 (MIPS_BUILTIN): New macro.
1190 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1191 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1192 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1193 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1194 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1195 (mips_dsp_32only_bdesc): Merge into...
1196 (mips_builtins): ...this new array.
1197 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1198 (mips_init_builtins): Update after above changes.
1199 (mips_expand_builtin_1): Merge into...
1200 (mips_expand_builtin): ...here and update after above changes.
1202 2008-06-12 Paul Brook <paul@codesourcery.com>
1204 * longlong.h (__arm__): Define count_leading_zeros.
1205 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1206 (clzsi2, clzdi2): New functions.
1207 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1208 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1209 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1210 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1211 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1212 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1213 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1214 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1215 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1216 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1218 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1220 * config/m68k/m68k.c (m68k_tune_flags): New.
1221 (override_options): Compute m68k_tune_flags.
1222 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1223 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1225 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1228 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1230 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1232 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1233 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1235 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1237 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1238 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1240 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1243 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1246 2008-06-12 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/36345
1249 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1250 add memory_tag_needed flag.
1251 (may_alias_p): Declare.
1252 * tree-ssa-alias.c (may_alias_p): Export.
1253 (set_initial_properties): Use memory_tag_needed flag.
1254 (update_reference_counts): Likewise.
1255 (reset_alias_info): Reset memory_tag_needed flag.
1256 (create_name_tags): Check memory_tag_needed flag.
1257 (dump_points_to_info_for): Dump it.
1258 * tree-ssa-structalias.c (struct variable_info): Remove
1259 directly_dereferenced flag.
1260 (new_var_info): Do not initialize it.
1261 (process_constraint_1): Do not set it.
1262 (update_alias_info): Set is_dereferenced flag.
1263 (set_uids_in_ptset): Use may_alias_p.
1264 (set_used_smts): Check memory_tag_needed flag.
1265 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1266 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1267 memory_tag_needed flag.
1268 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1271 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1273 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1274 red zone for w64 abi.
1275 (ix86_expand_prologue): Likewise.
1276 (ix86_force_to_memory): Likewise.
1277 (ix86_free_from_memory): Likewise.
1279 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1282 * config/rs6000/rs6000.c (rs6000_override_options): Set
1283 rs6000_isel conditionally to the absence of comand line override.
1284 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1285 Remove duplicate rs6000_isel setting.
1286 * config/rs6000/eabispe.h: Ditto.
1288 2008-06-11 Richard Guenther <rguenther@suse.de>
1290 * alias.c (get_alias_set): Use the element alias-set for arrays.
1291 (record_component_aliases): For arrays and vectors do nothing.
1292 * c-common.c (strict_aliasing_warning): Handle the cases
1293 of alias set zero explicitly.
1294 * Makefile.in (dfp.o-warn): Add -Wno-error.
1296 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1298 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1300 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1301 tune_32 tune_64 to supported_defaults. Allow values not
1302 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1303 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1304 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1305 with_cpu_64 to generic for 64-bit-supporting configurations, not
1306 with_cpu. Remove FIXMEs.
1307 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1308 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1309 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1310 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1311 arch_32 and arch_64.
1313 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1314 Olivier Hainque <hainque@adacore.com>
1316 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1317 Use DECL_SIZE_UNIT to retrieve the size of the field.
1319 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1321 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1322 with function calls after declarations. Lay out
1323 neon_float_type_node before further use.
1325 2008-06-11 Richard Guenther <rguenther@suse.de>
1327 * tree-flow.h (may_point_to_global_var): Declare.
1328 * tree-ssa-alias.c (may_point_to_global_var): New function.
1329 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1331 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1333 * configure.ac: Teach that fido supports .debug_line.
1334 * configure: Regenerate.
1336 2008-06-10 Tom Tromey <tromey@redhat.com>
1338 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1341 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1343 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1344 (encode_decimal64, decode_decimal64, encode_decimal128,
1345 decode_decimal128): Reverse order of 32-bit parts of value if host
1346 and target endianness differ.
1348 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1350 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1351 Avoid division by 0.
1352 (tree_mod_pow2_value_transform): Likewise.
1353 (tree_ic_transform): Likewise.
1354 (tree_stringops_transform): Likewise.
1355 (tree_mod_subtract_transform): Likewise.
1356 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1357 (copy_edges_for_bb): Likewise.
1358 (initialize_cfun): Likewise.
1360 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1362 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1363 nonmemory_operand. Add "N" operand constraint.
1365 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1366 (*jcc_btsi_mask): Ditto.
1367 (*jcc_btsi_mask_1): Ditto.
1369 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1371 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1372 TYPE_CANONICAL for copied element type.
1374 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1378 Add m_CORE2 and m_GENERIC.
1379 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1380 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1382 (*jcc_btdi_rex64): New instruction and split pattern.
1384 (*jcc_btsi_1): Ditto.
1385 (*btsq): Fix Intel asm dialect operand order.
1389 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1392 * simplify-rtx.c (simplify_subreg): Add check for shift count
1395 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1397 * doc/md.texi: Synchronize with later constraints.md change.
1398 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1399 with a C implementation.
1400 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1402 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1403 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1404 when moving to and from MD_REGNUM.
1405 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1406 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1407 Handle byte and halfword moves.
1408 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1410 * config/mips/constraints.md (h): Turn into NO_REGS.
1411 (l, x): Update documentation.
1412 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1413 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1414 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1415 (HILO): New mode iterator.
1417 (any_div): New code iterator.
1418 (u): Extend code attribute to div and udiv.
1419 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1420 d_operand in the splitters. Remove redundant CONST_INT checks.
1421 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1422 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1423 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1424 accordingly, using normal moves instead of unspecs to move LO into
1425 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1426 (<u>mulsidi3): Handle expansion in C code.
1427 (<u>mulsidi3_32bit_internal): Rename to...
1428 (<u>mulsidi3_32bit): ...this.
1429 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1430 (*<u>mulsidi3_64bit): Rename to...
1431 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1432 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1433 to set LO and HI to the multiplication result. Use a normal move
1434 for MFLO and an unspec for MFHI.
1435 (*<u>mulsidi3_64bit_parts): Replace with...
1436 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1437 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1438 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1439 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1440 instead of HI. Split the instruction into a separate multiplication
1441 and MFHI if !TARGET_FIX_R4000.
1442 (<su>muldi3_highpart): Likewise.
1443 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1444 and the "=h" clobber.
1445 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1446 (<u>mulditi3): New expander.
1447 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1448 (madsi): Remove "=h" clobber.
1449 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1450 Force the modulus result to be a GPR and split the instruction into
1451 a division followed by an MFHI after reload.
1452 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1453 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1454 the MIPS16 HIGH define_split.
1455 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1456 of acc<->gpr moves to "multi".
1457 (*movdi_64bit): Replace the single "x" alternative with
1458 alternatives for moving into and out of "a".
1459 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1460 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1461 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1462 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1463 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1464 (movti): New expander.
1465 (*movti, *movti_mips16): New insns.
1466 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1467 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1468 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1469 * config/mips/predicates.md (fpr_operand): Delete.
1470 (d_operand): New predicate.
1472 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1474 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1475 failure on some Bourne shells.
1476 (x86_64-*-*): Ditto.
1478 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1480 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1482 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1484 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1485 (sparc-sun-solaris2*): Likewise.
1487 2008-06-09 Arnaud Charlet <charlet@adacore.com
1489 * doc/install.texi: Update requirements to build the Ada compiler.
1491 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1493 * df-scan.c (struct df_scan_problem_data): Remove the
1494 mw_link_pool alloc pool.
1495 (df_scan_free_internal): Don't free it.
1496 (df_scan_alloc): Don't allocate it.
1497 * df.h (struct df_link): Update comment.
1499 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1501 * except.h: Correct checks for when SJLJ exceptions must be used.
1503 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1505 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1508 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1510 PR tree-optimization/36218
1511 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1512 configure for the build system.
1513 (BUILD_LDFLAGS): Define.
1514 * configure: Regenerate.
1515 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1517 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1520 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1521 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1522 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1524 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1526 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1528 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1530 * config.gcc (Obsolete configurations): Remove list of
1532 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1533 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1534 targets matched by those patterns.
1535 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1536 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1537 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1538 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1539 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1540 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1541 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1542 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1543 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1544 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1545 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1546 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1547 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1548 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1549 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1550 Make code for Solaris 7 and greater unconditional for Solaris.
1551 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1552 Remove --with-* handling.
1553 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1554 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1555 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1556 LINK_OS_WINDISS_SPEC): Remove.
1557 * config/rs6000/sysv4.opt (mwindiss): Remove.
1558 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1559 * configure: Regenerate.
1560 * doc/cpp.texi: Don't mention BeOS.
1561 * doc/extend.texi (interrupt): Don't mention MS1.
1562 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1563 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1564 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1565 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1566 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1568 * doc/invoke.texi (MT Options): Remove.
1569 (-mwindiss): Remove.
1570 (CRIS Options): Remove cris-axis-aout references.
1571 (HPPA Options): Don't mention hppa1.1-*-pro.
1572 * doc/md.texi: (MorphoTech family): Remove.
1573 * libgcc2.c: Don't handle UWIN.
1574 * config/alpha/t-unicosmk: Remove.
1575 * config/alpha/unicosmk.h: Remove.
1576 * config/arm/kaos-arm.h: Remove.
1577 * config/arm/kaos-strongarm.h: Remove.
1578 * config/arm/strongarm-coff.h: Remove.
1579 * config/arm/strongarm-elf.h: Remove.
1580 * config/arm/strongarm-pe.h: Remove.
1581 * config/arm/t-strongarm-pe: Remove.
1582 * config/arm/t-xscale-coff: Remove.
1583 * config/arm/t-xscale-elf: Remove.
1584 * config/arm/xscale-coff.h: Remove.
1585 * config/arm/xscale-elf.h: Remove.
1586 * config/chorus.h: Remove.
1587 * config/cris/aout.h: Remove.
1588 * config/cris/aout.opt: Remove.
1589 * config/cris/t-aout: Remove.
1590 * config/i386/beos-elf.h: Remove.
1591 * config/i386/kaos-i386.h: Remove.
1592 * config/i386/ptx4-i.h: Remove.
1593 * config/i386/sco5.h: Remove.
1594 * config/i386/sco5.opt: Remove.
1595 * config/i386/sysv4-cpp.h: Remove.
1596 * config/i386/sysv5.h: Remove.
1597 * config/i386/t-beos: Remove.
1598 * config/i386/t-sco5: Remove.
1599 * config/i386/t-uwin: Remove.
1600 * config/i386/uwin.asm: Remove.
1601 * config/i386/uwin.h: Remove.
1602 * config/kaos.h: Remove.
1603 * config/mips/windiss.h: Remove.
1604 * config/mt: Remove directory.
1605 * config/pa/pa-osf.h: Remove.
1606 * config/pa/pa-pro-end.h: Remove.
1607 * config/pa/t-pro: Remove.
1608 * config/ptx4.h: Remove.
1609 * config/rs6000/beos.h: Remove.
1610 * config/rs6000/kaos-ppc.h: Remove.
1611 * config/rs6000/t-beos: Remove.
1612 * config/rs6000/windiss.h: Remove.
1613 * config/sh/kaos-sh.h: Remove.
1614 * config/sol2-6.h: Remove.
1615 * config/sparc/sol26-sld.h: Remove.
1616 * config/sparc/sysv4-only.h: Remove.
1617 * config/vax/bsd.h: Remove.
1618 * config/vax/t-memfuncs: Remove.
1619 * config/vax/ultrix.h: Remove.
1620 * config/vax/vaxv.h: Remove.
1621 * config/windiss.h: Remove.
1623 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1625 PR rtl-optimization/36438
1626 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1627 for vector shifts with constant scalar shift operands.
1629 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1631 * doc/invoke.texi: Document -march=xlr.
1632 * config/mips/xlr.md: New file.
1633 * config/mips/mips.md: Include it.
1635 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1636 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1637 (mips_rtx_cost_data): Likewise.
1639 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1641 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1642 PRE_INC and PRE_DEC cases.
1644 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1646 PR rtl-optimization/36419
1647 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1648 the emitting jump insn.
1651 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1652 is not bool, boolify the whole *expr_p and convert to the desired type.
1654 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1656 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1657 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1658 Add omp_private_outer_ref hook, add another argument to
1659 omp_clause_default_ctor hook.
1660 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1661 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1662 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1663 hook_tree_tree_tree_tree_null.
1664 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1665 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1666 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1667 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1668 * tree.def (OMP_TASK): New tree code.
1669 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1670 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1671 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1672 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1673 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1674 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1675 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1676 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1677 (OMP_DIRECTIVE_P): Add OMP_TASK.
1678 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1679 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1680 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1681 and OMP_CLAUSE_UNTIED entries.
1682 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1684 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1685 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1686 * tree-pretty-print.c (dump_omp_clause): Handle
1687 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1688 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1689 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1690 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1691 warning about unsigned iterators. Change decl/init/cond/incr
1692 arguments to TREE_VECs, check arguments for all collapsed loops.
1693 (c_finish_omp_taskwait): New function.
1694 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1696 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1697 default_function_array_conversion on init. Add par_clauses argument.
1698 If decl is present in parallel's lastprivate clause, change it to
1699 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1700 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1701 collapse count in clauses.
1702 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1703 c_parser_omp_for_loop callers.
1704 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1705 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1706 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1707 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1709 (c_parser_omp_clause_schedule): Handle schedule(auto).
1710 Include correct location in the error message.
1711 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1712 and PRAGMA_OMP_CLAUSE_UNTIED.
1713 (OMP_TASK_CLAUSE_MASK): Define.
1714 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1715 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1716 * tree-nested.c (convert_nonlocal_omp_clauses,
1717 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1718 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1719 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1720 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1722 (conver_nonlocal_reference, convert_local_reference,
1723 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1724 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1725 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1726 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1727 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1728 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1729 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1730 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1731 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1733 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1734 * c-common.h (c_finish_omp_taskwait): New prototype.
1735 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1736 * tree-parloops.c (create_parallel_loop): Create 1 entry
1737 vectors for OMP_FOR_{INIT,COND,INCR}.
1738 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1739 (make_edges): Handle OMP_TASK.
1740 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1741 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1742 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1743 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1744 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1745 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1746 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1747 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1748 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1749 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1750 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1751 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1752 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1753 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1754 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1755 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1756 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1757 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1758 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1759 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1760 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1761 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1762 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1763 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1764 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1765 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1766 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1767 original iterator is present in lastprivate clause or if
1768 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1769 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1770 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1771 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1772 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1773 if it is set, lookup var in outer contexts too. Handle
1774 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1775 to be implicitly determined firstprivate for task regions.
1776 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1777 if it is set, lookup var in outer contexts too. Set
1778 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1779 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1780 OMP_CLAUSE_UNTIED. Take region_type as last argument
1781 instead of in_parallel and in_combined_parallel.
1782 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1784 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1785 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1786 (new_omp_context): Set default_kind to
1787 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1788 (omp_region_type): New enum.
1789 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1790 fields, add region_type.
1791 (new_omp_context): Take region_type as argument instead of is_parallel
1792 and is_combined_parallel.
1793 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1794 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1795 ctx->is_combined_parallel checks.
1796 (gimplify_omp_task): New function.
1797 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1799 * omp-low.c (extract_omp_for_data): Use schedule(static)
1800 for schedule(auto). Handle pointer and unsigned iterators.
1801 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1802 Add loops argument. Extract data for collapsed OMP_FOR loops.
1803 (expand_parallel_call): Assert sched_kind isn't auto,
1804 map runtime schedule to index 3.
1805 (struct omp_for_data_loop): New type.
1806 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1807 Add loop, loops, collapse and iter_type fields.
1808 (workshare_safe_to_combine_p): Disallow combined for if
1809 iter_type is unsigned long long. Don't combine collapse > 1 loops
1810 unless all bounds and steps are constant. Adjust extract_omp_for_data
1812 (expand_omp_for_generic): Handle pointer, unsigned and long long
1813 iterators. Handle collapsed OMP_FOR loops. Adjust
1814 for struct omp_for_data changes. If libgomp function doesn't return
1815 boolean_type_node, add comparison of the return value with 0.
1816 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1817 pointer, unsigned and long long iterators. Adjust for struct
1818 omp_for_data changes.
1819 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1820 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1821 unsigned long long. Allocate loops array, pass it to
1822 extract_omp_for_data. For collapse > 1 loops use always
1823 expand_omp_for_generic.
1824 (omp_context): Add sfield_map and srecord_type fields.
1825 (is_task_ctx, lookup_sfield): New functions.
1826 (use_pointer_for_field): Use is_task_ctx helper. Change first
1827 argument's type from const_tree to tree. Clarify comment.
1828 In OMP_TASK disallow copy-in/out sharing.
1829 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1830 (install_var_field): Add mask argument. Populate both record_type
1831 and srecord_type if needed.
1832 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1834 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1835 and DECL_FIELD_OFFSET.
1836 (scan_sharing_clauses): Adjust install_var_field callers. For
1837 firstprivate clauses on explicit tasks allocate the var by value in
1838 record_type unconditionally, rather than by reference.
1839 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1840 Use is_taskreg_ctx instead of is_parallel_ctx.
1841 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1842 (create_omp_child_function_name): Add task_copy argument, use
1843 *_omp_cpyfn* names if it is true.
1844 (create_omp_child_function): Add task_copy argument, if true create
1845 *_omp_cpyfn* helper function.
1846 (scan_omp_parallel): Adjust create_omp_child_function callers.
1847 Rename parallel_nesting_level to taskreg_nesting_level.
1848 (scan_omp_task): New function.
1849 (lower_rec_input_clauses): Don't run constructors for firstprivate
1850 explicit task vars which are initialized by *_omp_cpyfn*.
1851 Pass outer var ref to omp_clause_default_ctor hook if
1852 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1853 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1854 OMP_CLAUSE_REDUCTION_INIT.
1855 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1856 avoid duplicate setting of fields. Handle
1857 OMP_CLAUSE_PRIVATE_OUTER_REF.
1858 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1859 copy-out if TREE_READONLY, only copy-in.
1860 (expand_task_copyfn): New function.
1861 (expand_task_call): New function.
1862 (struct omp_taskcopy_context): New type.
1863 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1865 (lower_omp_parallel): Rename to...
1866 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1867 Call create_task_copyfn if srecord_type is needed. Adjust
1869 (task_shared_vars): New variable.
1870 (check_omp_nesting_restrictions): Warn if work-sharing,
1871 barrier, master or ordered region is closely nested inside OMP_TASK.
1872 Add warnings for barrier if closely nested inside of work-sharing,
1873 ordered, or master region.
1874 (scan_omp_1): Call check_omp_nesting_restrictions even for
1875 GOMP_barrier calls. Rename parallel_nesting_level to
1876 taskreg_nesting_level. Handle OMP_TASK.
1877 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1878 work-sharing construct, continue looking for them on parent parallel
1880 (lower_omp_for_lastprivate): Add lastprivate clauses
1881 to the beginning of dlist rather than end. Adjust for struct
1882 omp_for_data changes.
1883 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1884 not after it. Handle collapsed OMP_FOR loops, adjust for
1885 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1886 (get_ws_args_for): Adjust extract_omp_for_data caller.
1887 (scan_omp_for): Handle collapsed OMP_FOR
1888 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1889 (lower_omp_single_simple): If libgomp function doesn't return
1890 boolean_type_node, add comparison of the return value with 0.
1891 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1892 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1893 (parallel_nesting_level): Rename to...
1894 (taskreg_nesting_level): ... this.
1895 (is_taskreg_ctx): New function.
1896 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1898 (execute_lower_omp): Rename parallel_nesting_level to
1899 taskreg_nesting_level.
1900 (expand_omp_parallel): Rename to...
1901 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1902 Call omp_task_call for OMP_TASK regions.
1903 (expand_omp): Adjust caller, handle OMP_TASK.
1904 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1906 * bitmap.c (bitmap_default_obstack_depth): New variable.
1907 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1908 if argument is NULL and bitmap_default_obstack is already initialized.
1909 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1911 * matrix-reorg.c (matrix_reorg): Likewise.
1913 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/i386.md (*indirect_jump): Macroize using P
1916 mode iterator. Remove !TARGET_64BIT from insn constraints.
1917 (*tablejump_1): Ditto.
1918 (*indirect_jump_rex64): Remove insn pattern.
1919 (*tablejump_1_rex64): Ditto.
1920 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1921 and eh_return_si insn patterns.
1923 2008-06-06 Richard Guenther <rguenther@suse.de>
1925 * tree-ssa-structalias.c (merge_smts_into): Remove.
1926 (find_what_p_points_to): Do not bother to compute the
1927 points-to set for pt_anything pointers.
1928 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1929 for pt_anything pointers is ok.
1931 2008-06-06 Jan Hubicka <jh@suse.cz>
1933 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1935 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * cgraph.c: Fix typos in comments.
1938 (cgraph_availability_names): Fix string typo.
1939 * fold-const.c: Fix typos in comments.
1940 (fold_binary): Fix typo in warning.
1941 * genautomata.c: Fix typos in comments.
1942 (check_presence_pattern_sets): Fix typo in local variable.
1943 (output_description): Fix typo in output.
1944 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1945 * hwint.h: Likewise.
1946 * matrix-reorg.c (check_allocation_function): Likewise.
1947 * omega.c (smooth_weird_equations): Likewise.
1948 * auto-inc-dec.c: Fix typos in comments.
1949 * bb-reorder.c: Likewise.
1950 * builtins.c: Likewise.
1951 * c-common.c: Likewise.
1952 * c-cppbuiltin.c: Likewise.
1953 * c-parser.c: Likewise.
1954 * c-pretty-print.c: Likewise.
1955 * cfgcleanup.c: Likewise.
1956 * cfgexpand.c: Likewise.
1957 * cfghooks.c: Likewise.
1958 * cfglayout.c: Likewise.
1959 * cfgloopmanip.c: Likewise.
1960 * cgraphunit.c: Likewise.
1961 * coverage.c: Likewise.
1962 * dbxout.c: Likewise.
1963 * df-byte-scan.c: Likewise.
1964 * df-core.c: Likewise.
1965 * df-problems.c: Likewise.
1966 * df-scan.c: Likewise.
1968 * dominance.c: Likewise.
1969 * domwalk.c: Likewise.
1971 * dwarf2out.c: Likewise.
1972 * emit-rtl.c: Likewise.
1973 * et-forest.c: Likewise.
1974 * function.c: Likewise.
1975 * function.h: Likewise.
1977 * gcov-io.c: Likewise.
1980 * genattrtab.c: Likewise.
1981 * ggc-page.c: Likewise.
1982 * gimplify.c: Likewise.
1983 * gthr-lynx.h: Likewise.
1984 * haifa-sched.c: Likewise.
1985 * ipa-cp.c: Likewise.
1986 * ipa-inline.c: Likewise.
1987 * ipa-prop.h: Likewise.
1988 * ipa-pure-const.c: Likewise.
1989 * ipa-struct-reorg.c: Likewise.
1990 * ipa-struct-reorg.h: Likewise.
1991 * ipa-type-escape.c: Likewise.
1993 * loop-doloop.c: Likewise.
1994 * mips-tfile.c: Likewise.
1995 * mkmap-flat.awk: Likewise.
1996 * mkmap-symver.awk: Likewise.
1997 * modulo-sched.c: Likewise.
1998 * omp-low.c: Likewise.
1999 * optabs.c: Likewise.
2000 * optabs.h: Likewise.
2002 * passes.c: Likewise.
2003 * postreload-gcse.c: Likewise.
2004 * postreload.c: Likewise.
2005 * predict.c: Likewise.
2006 * pretty-print.h: Likewise.
2007 * profile.c: Likewise.
2008 * protoize.c: Likewise.
2009 * ra-conflict.c: Likewise.
2011 * recog.c: Likewise.
2012 * regclass.c: Likewise.
2014 * reload.c: Likewise.
2015 * rtl-error.c: Likewise.
2016 * rtlanal.c: Likewise.
2018 * sched-rgn.c: Likewise.
2021 * target.h: Likewise.
2022 * tree-dfa.c: Likewise.
2023 * tree-eh.c: Likewise.
2024 * tree-flow-inline.h: Likewise.
2025 * tree-inline.c: Likewise.
2026 * tree-into-ssa.c: Likewise.
2027 * tree-loop-distribution.c: Likewise.
2028 * tree-nested.c: Likewise.
2029 * tree-parloops.c: Likewise.
2030 * tree-pass.h: Likewise.
2031 * tree-pretty-print.c: Likewise.
2032 * tree-profile.c: Likewise.
2033 * tree-scalar-evolution.c: Likewise.
2034 * tree-sra.c: Likewise.
2035 * tree-ssa-alias-warnings.c: Likewise.
2036 * tree-ssa-ccp.c: Likewise.
2037 * tree-ssa-coalesce.c: Likewise.
2038 * tree-ssa-dom.c: Likewise.
2039 * tree-ssa-dse.c: Likewise.
2040 * tree-ssa-forwprop.c: Likewise.
2041 * tree-ssa-live.c: Likewise.
2042 * tree-ssa-live.h: Likewise.
2043 * tree-ssa-loop-im.c: Likewise.
2044 * tree-ssa-loop-ivopts.c: Likewise.
2045 * tree-ssa-loop-niter.c: Likewise.
2046 * tree-ssa-loop-prefetch.c: Likewise.
2047 * tree-ssa-phiopt.c: Likewise.
2048 * tree-ssa-phiprop.c: Likewise.
2049 * tree-ssa-sccvn.c: Likewise.
2050 * tree-ssa-ter.c: Likewise.
2051 * tree-ssa-threadupdate.c: Likewise.
2052 * tree-ssa.c: Likewise.
2053 * tree-vect-analyze.c: Likewise.
2054 * tree-vect-transform.c: Likewise.
2055 * tree-vectorizer.c: Likewise.
2056 * tree-vn.c: Likewise.
2057 * tree-vrp.c: Likewise.
2059 * tree.def: Likewise.
2061 * unwind-dw2-fde.c: Likewise.
2062 * unwind.inc: Likewise.
2063 * value-prof.c: Likewise.
2064 * vmsdbgout.c: Likewise.
2066 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2068 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2069 always place FP constants in the TOC for TARGET_POWERPC64.
2070 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2072 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2074 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2075 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2076 enable for TARGET_E500_DOUBLE.
2077 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2078 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2079 floating-point modes like integer modes for E500 double.
2080 (rs6000_legitimate_offset_address_p): Likewise.
2081 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2082 addressing for DDmode for E500 double.
2083 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2084 modes as using 64-bits of registers for E500 double.
2085 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2086 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2087 specially for E500 double.
2088 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2089 TDmode for E500 double.
2090 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2091 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2092 (rs6000_split_multireg_move): Do not handle TDmode specially for
2094 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2095 using 64-bit registers for E500 double.
2096 (emit_frame_save): Do not handle DDmode specially for E500 double.
2097 (gen_frame_mem_offset): Likewise.
2098 (rs6000_function_value): Do not call spe_build_register_parallel
2099 for DDmode or TDmode.
2100 (rs6000_libcall_value): Likewise.
2101 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2102 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2105 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2107 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2110 2008-06-04 Junjie Gu <jgu@tensilica.com>
2112 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2113 comparison for frame pointers.
2115 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2118 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2120 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2123 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2124 register is already smaller or equal to required mode.
2126 2008-06-04 Xinliang David Li <davidxl@google.com>
2128 * tree-call-cdce.c: New file.
2129 (cond_dead_built_in_calls): New static variable.
2130 (input_domain): New struct.
2131 (check_pow): New function.
2132 (check_builtin_call): Ditto.
2133 (check_target_format): Ditto.
2134 (is_call_dce_candidate): Ditto.
2135 (gen_one_condition): Ditto.
2136 (gen_conditions_for_domain): Ditto.
2137 (get_domain): Ditto.
2138 (gen_conditions_for_pow_cst_base): Ditto.
2139 (gen_conditions_for_pow_int_base): Ditto.
2140 (gen_conditions_for_pow): Ditto.
2141 (get_no_error_domain): Ditto.
2142 (gen_shrink_wrap_conditions): Ditto.
2143 (shrink_wrap_one_built_in_call): Ditto.
2144 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2145 (tree_call_cdce): Ditto.
2146 (gate_call_cdce): Ditto.
2147 (pass_call_cdce): New gimple pass.
2148 * passes.c: (init_optimization_passes): New pass.
2149 * tree-pass.h: New pass declaration.
2150 * opts.c (decode_options): New flag setting.
2151 * common.opt: Add -ftree-builtin-call-dce flag.
2152 * Makefile.in: Add new source file.
2153 * tempvar.def: New tv_id.
2154 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2156 2008-06-04 Richard Guenther <rguenther@suse.de>
2158 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2159 (is_call_clobbered): Always check var_ann->call_clobbered.
2160 (mark_call_clobbered): Always set var_ann->call_clobbered.
2161 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2162 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2163 (reset_alias_info): Clear call clobbering info on MTAGs and
2165 (set_pt_anything): Set pt_global_mem.
2166 (create_tag_raw): Adjust comment.
2167 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2169 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2170 Maxim Kuvyrkov <maxim@codesourcery.com>
2172 * config/m68k/m68k.opt (mxgot): New option.
2173 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2174 (m68k_output_addr_const_extra): New.
2175 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2176 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2177 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2178 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2180 2008-06-04 Richard Guenther <rguenther@suse.de>
2182 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2183 negative or non-representable offsets.
2185 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2187 * config/i386/i386.c (ix86_gen_leave): New.
2188 (ix86_gen_pop1): Likewise.
2189 (ix86_gen_add3): Likewise.
2190 (ix86_gen_sub3): Likewise.
2191 (ix86_gen_sub3_carry): Likewise.
2192 (ix86_gen_one_cmpl2): Likewise.
2193 (ix86_gen_monitor): Likewise.
2194 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2195 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2196 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2197 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2198 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2199 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2200 (ix86_expand_epilogue): Updated.
2201 (print_operand): Handle integer register operand for 'z'.
2202 (ix86_expand_strlensi_unroll_1): Likewise.
2203 (ix86_expand_strlen): Likewise.
2204 (ix86_expand_builtin): Likewise.
2205 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2206 mov{q}/mov{l} and add{q}/add{l}.
2208 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2210 * config/i386/i386.md (P): New mode iterator.
2211 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2212 using P mode iterator.
2213 (DFmode push_operand splitter): Ditto.
2214 (XFmode push_operand splitter): Ditto.
2215 (DFmode float_extend SFmode push_operand splitter): Ditto.
2216 (XFmode float_extend SFmode push_operand splitter): Do not generate
2217 SImode pushes for 64bit target. Macroize Dimode and SImode
2218 pushes using P mode iterator.
2219 (XFmode float_extend DFmode push_operand splitter): Ditto.
2221 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2223 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2224 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2225 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2227 (ix86_call_abi_override): Remove check for call_used_regs.
2229 2008-06-03 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2232 for the lhs of calls if the return type contains pointers.
2234 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2236 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2237 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2238 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2239 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2240 of cfun and DEFAULT_ABI to deceide abi mode.
2242 (REG_PARM_STACK_SPACE): Removed.
2243 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2244 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2245 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2246 (ix86_function_abi): Likewise.
2247 (ix86_function_type_abi): Likewise.
2248 (ix86_call_abi_override): Likewise.
2249 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2250 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2251 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2252 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2254 (X86_64_REGPARM_MAX): New.
2255 (X86_64_SSE_REGPARM_MAX): New.
2256 (X64_REGPARM_MAX): New.
2257 (X64_SSE_REGPARM_MAX): New.
2258 (X86_32_REGPARM_MAX): New.
2259 (X86_32_SSE_REGPARM_MAX): New.
2260 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2261 (ix86_function_regparm): Handle user calling abi.
2262 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2263 by DEFAULT_ABI versus SYSV_ABI check.
2264 (ix86_reg_parm_stack_space): New.
2265 (ix86_function_type_abi): New.
2266 (ix86_call_abi_override): New.
2267 (ix86_function_abi): New.
2268 (ix86_cfun_abi): New.
2269 (init_cumulative_args): Call abi specific initialization.
2270 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2271 (function_arg_64): Extend SSE_REGPARM_MAX check.
2272 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2273 (ix86_pass_by_reference): Likewise.
2274 (ix86_function_value_regno_p): Likewise.
2275 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2276 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2277 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2278 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2279 (setup_incoming_varargs_64): Adjust regparm for call abi.
2280 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2281 (ix86_va_start): Likewise.
2282 (ix86_gimplify_va_arg): Likewise.
2283 (ix86_expand_prologue): Likewise.
2284 (output_pic_addr_const): Likewise.
2285 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2286 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2287 (x86_output_mi_thunk): Likewise.
2288 (x86_function_profiler): Likewise.
2289 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2290 (SYSV_ABI, MS_ABI): New constants.
2292 (init_regs): Add prototype of function in regclass.c file.
2293 (OVERRIDE_ABI_FORMAT): New.
2294 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2295 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2296 (OUTGOING_REG_PARM_STACK_SPACE): New.
2297 (ix86_reg_parm_stack_space): New prototype.
2298 (CUMULATIVE_ARGS): Add call_abi member.
2299 (machine_function): Add call_abi member.
2300 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2301 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2303 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2306 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2307 (avr_builtin_setjmp_frame_value): New function.
2308 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2309 (nonlocal_goto): Define.
2311 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2313 * config/mips/mips.c (mips_emit_loadgp): Return early if
2314 there is nothing do to, otherwise emit a blockage if
2315 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2316 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2318 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2320 * configure.ac: Drop unneeded backslash ending up in config.in.
2321 * acinclude.m4: Likewise.
2322 * config.in: Regenerate.
2324 2008-05-26 Jan Hubicka <jh@suse.cz>
2326 * predict.c (maybe_hot_frequency_p): Break out of...
2327 (maybe_hot_bb_p): ... here.
2328 (maybe_hot_edge_p): New.
2329 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2330 * basic-block.h (maybe_hot_edge_p): Declare.
2332 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2334 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2335 (*cmpfp_<mode>_cc): Ditto.
2336 (*fp_jcc_8<mode>_387): Ditto.
2337 (*fop_<MODEF:mode>_2_i387): Ditto.
2338 (*fop_<MODEF:mode>_3_i387): Ditto.
2339 (*fop_xf_2_i387): Ditto.
2340 (*fop_xf_3_i387): Ditto.
2342 2008-06-02 Tomas Bily <tbily@suse.cz>
2344 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2346 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2348 * config/mips/mips.c (mips_valid_offset_p): New function.
2349 (mips_valid_lo_sum_p): Likewise.
2350 (mips_classify_address): Use them.
2351 (mips_force_address): New function.
2352 (mips_legitimize_address): Use it.
2353 * config/mips/mips.md (MOVE128): New mode iterator.
2354 (movtf): Require TARGET_64BIT. Remove empty strings.
2355 (*movtf_internal): Rename to...
2356 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2357 of "R" and use {,fp}{load,store} attributes instead of "multi".
2358 Use a separate define_split.
2359 (*movtf_mips16): New pattern.
2361 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2363 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2364 * config/mips/mips.c (mips_expand_before_return): New function.
2365 (mips_expand_epilogue): Call it.
2366 * config/mips/mips.md (return): Turn into a define_expand.
2367 (*return): New insn.
2369 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2371 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2372 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2373 functions. Do not emit uses and clobbers of CONCATs; individually
2374 use and clobber their operands.
2375 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2376 gen_clobber, emit_use and gen_use.
2377 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2378 (expand_builtin_return): Likewise.
2379 * cfgbuild.c (count_basic_blocks): Likewise.
2380 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2381 * explow.c (emit_stack_restore): Likewise.
2382 * expmed.c (extract_bit_field_1): Likewise.
2383 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2384 (emit_move_multi_word, store_constructor): Likewise.
2385 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2386 (thread_prologue_and_epilogue_insns): Likewise.
2387 * lower-subreg.c (resolve_simple_move): Likewise.
2388 * optabs.c (widen_operand, expand_binop): Likewise.
2389 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2390 * reload.c (find_reloads): Likewise.
2391 * reload1.c (eliminate_regs_in_insn): Likewise.
2392 * stmt.c (expand_nl_goto_receiver): Likewise.
2393 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2394 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2395 * config/arm/arm.c (arm_load_pic_register): Likewise.
2396 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2397 * config/arm/arm.md (untyped_return): Likewise.
2398 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2399 * config/avr/avr.c (expand_prologue): Likewise.
2400 * config/bfin/bfin.c (do_unlink): Likewise.
2401 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2402 * config/cris/cris.c (cris_expand_prologue): Likewise.
2403 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2404 (machopic_legitimize_pic_address): Likewise.
2405 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2406 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2407 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2408 (ix86_expand_convert_uns_didf_sse): Likewise.
2409 (ix86_expand_vector_init_general): Likewise.
2410 * config/ia64/ia64.md (eh_epilogue): Likewise.
2411 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2412 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2413 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2414 (config/iq2000/iq2000.c): Likewise.
2415 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2416 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2417 (builtin_longjmp): Likewise.
2418 * config/mn10300/mn10300.md (call, call_value): Likewise.
2419 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2420 * config/pdp11/pdp11.md (abshi2): Likewise.
2421 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2422 * config/s390/s390.c (s390_emit_prologue): Likewise.
2423 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2424 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2425 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2426 * config/sh/sh.c (prepare_move_operands): Likewise.
2427 (output_stack_adjust, sh_expand_epilogue): Likewise.
2428 (sh_set_return_address, sh_expand_t_scc): Likewise.
2429 * config/sparc/sparc.c (load_pic_register): Likewise.
2430 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2431 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2432 * config/v850/v850.c (expand_epilogue): Likewise.
2434 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2436 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2437 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2438 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2439 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2440 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2441 stack pointer register.
2442 (output_movhi): Remove code for interrupt specific writing to the
2443 stack pointer register.
2445 2008-05-31 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/34244
2448 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2449 (tree_expr_nonzero_warnv_p): Likewise.
2450 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2451 ssa_name_nonnegative_p.
2452 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2453 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2454 not tree_expr_nonzero_warnv_p.
2456 PR tree-optimization/36262
2458 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2460 PR tree-optimization/34244
2461 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2462 (record_numbers_of_iterations): New function.
2463 (execute_vrp): Cache the numbers of iterations of loops.
2464 * tree-scalar-evolution.c (scev_reset_except_niters):
2466 (scev_reset): Use scev_reset_except_niters.
2467 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2469 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2471 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2472 __WORKAROUND_RETS when appropriate.
2474 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2476 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2477 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2479 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2480 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2481 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2482 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2483 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2484 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2485 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2486 *fop_df_1_sse insn patterns using MODEF mode iterator.
2487 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2488 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2489 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2490 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2491 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2492 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2493 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2494 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2495 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2496 (*fop_xf_5_i387): Ditto.
2497 (*fop_xf_6_i387): Ditto.
2499 2008-05-30 Richard Guenther <rguenther@suse.de>
2501 * builtins.c (build_string_literal): Avoid generating
2502 a non-gimple_val result.
2504 2008-05-30 DJ Delorie <dj@redhat.com>
2506 * exec-tool.in: Use an environment variable (private) instead of a
2507 file (shared) as a semaphore, so as to not break parallel builds.
2509 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2511 * optabs.c (maybe_encapsulate_block): Remove.
2512 (emit_libcall_block): Adjust accordingly.
2513 * optabs.h (maybe_encapsulate_block): Remove prototype.
2515 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2516 Don't use maybe_encapsulate_block.
2518 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2520 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2521 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2522 rtx is a SYMBOL_REF before calling get_pool_constant.
2524 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2526 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2528 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2530 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2531 rather than OS names to choose INO_T_EQ definition.
2532 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2533 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2535 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2538 * config/darwin-f.c: New.
2539 * config/t-darwin: Added rule to build darwin-f.o.
2540 * config.gcc: Defined new variable, fortran_target_objs.
2541 (*-*-darwin*): Set fortran_target_objs.
2542 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2543 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2544 * configure: Regenerated.
2546 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2549 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2550 canonical type if needed.
2552 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2554 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2556 2008-05-29 Richard Guenther <rguenther@suse.de>
2558 PR tree-optimization/36343
2559 PR tree-optimization/36346
2560 PR tree-optimization/36347
2561 * tree-flow.h (clobber_what_p_points_to): Declare.
2562 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2563 pointed-to variable is dereferenced is irrelevant to whether
2564 the pointer can access the pointed-to variable.
2565 (clobber_what_p_points_to): New function.
2566 * tree-ssa-alias.c (set_initial_properties): Use it.
2567 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2568 call clobber check for NMTs.
2570 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2572 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2573 for printing gcov_type.
2575 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2577 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2578 and the eh region information.
2579 * value-prof.c (gimple_move_stmt_histograms): New function.
2580 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2582 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2584 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2586 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2588 * value-prof.c (tree_ic_transform): Print counts.
2589 * tree-profile.c (tree_gen_ic_func_profiler):
2590 Clear __gcov_indreict_call_callee variable to avoid misattribution
2593 2008-05-28 Rafael Espindola <espindola@google.com>
2595 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2598 2008-05-28 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/36339
2601 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2602 and clobbering code out of the loop.
2604 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2609 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2610 s390_contiguous_bitmask_p, s390_symref_operand_p,
2611 s390_check_symref_alignment, s390_reload_larl_operand,
2612 s390_reload_symref_address): New functions.
2613 (s390_branch_condition_mnemonic): Support compare and branch
2615 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2616 and 'W' constraints.
2617 (s390_secondary_reload): Add secondary reloads for unaligned
2618 symbol refs or symbol refs to floating point or QI/TI mode
2620 (legitimate_address_p): Accept symbol references as addresses.
2621 (s390_expand_insv): Use rotate and insert selected bits
2622 instruction for insv when building for z10.
2623 (print_operand_address): Handle symbol ref addresses.
2624 (print_operand): Output modifier 'c' added for signed byte values.
2625 (s390_encode_section_info): Mark symbol refs with
2626 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2628 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2629 (length attribute): RRF, RRR have 4 byte length.
2630 (FPALL, INTALL): New mode iterators added.
2631 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2632 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2633 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2634 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2635 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2636 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2637 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2638 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2640 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2641 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2642 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2643 reload<INTALL:mode><P:mode>_toreg_z10,
2644 reload<FPALL:mode><P:mode>_tomem_z10,
2645 reload<FPALL:mode><P:mode>_toreg_z10,
2646 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2647 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2648 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2649 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2651 (movmem, clrmem, cmpmem): New splitters added.
2653 * config/s390/predicates.md (larl_operand): Use
2654 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2655 SYMBOL_REF_ALIGN1_P.
2656 (s390_signed_integer_comparison,
2657 s390_unsigned_integer_comparison): New predicates.
2659 * config/s390/s390-protos.h (s390_check_symref_alignment,
2660 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2661 s390_reload_symref_address,
2662 s390_compare_and_branch_condition_mask): Prototypes added.
2664 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2665 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2666 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2668 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2670 * config/s390/s390.c (z10_cost): New cost function for z10.
2671 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2672 (s390_issue_rate): Adjust issue rate for z10.
2673 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2674 (processor_flags): Add PF_Z10.
2675 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2676 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2677 * gcc/config.gcc: Add z10.
2679 2008-05-28 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/36291
2682 * tree-flow. h (struct gimple_df): Remove var_anns member.
2683 * tree-flow-inline.h (gimple_var_anns): Remove.
2684 (var_ann): Simplify.
2685 * tree-dfa.c (create_var_ann): Simplify.
2686 (remove_referenced_var): Clear alias info from var_anns of globals.
2687 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2688 (delete_tree_ssa): Clear alias info from var_anns of globals.
2689 Do not free var_anns.
2690 (var_ann_eq): Remove.
2691 (var_ann_hash): Likewise.
2693 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2695 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2696 and loongson2f entries.
2697 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2698 * config/mips/mips.h (processor_type): Add Loongson-2E
2699 and Loongson-2F entries.
2700 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2701 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2702 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2703 * doc/invoke.texi (MIPS Options): Document loongson2e
2704 and loongson2f processor names.
2706 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2710 * config/i386/i386.c (ix86_function_arg_boundary): Use
2711 alignment of canonical type.
2712 (ix86_expand_vector_move): Check unaligned memory access for
2715 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2717 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2718 Moved to the front of file.
2720 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2721 H.J. Lu <hongjiu.lu@intel.com>
2723 * dwarf2out.c (current_fde): New.
2725 (lookup_cfa:): Likewise.
2726 (dwarf2out_end_epilogue): Likewise.
2727 (dwarf2out_note_section_used): Likewise.
2729 2008-05-27 Michael Matz <matz@suse.de>
2732 * c.opt (Wenum-compare): New warning option.
2733 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2735 2008-05-27 Michael Matz <matz@suse.de>
2738 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2740 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2741 into memory as tail calls.
2743 2008-05-27 Richard Guenther <rguenther@suse.de>
2745 PR tree-optimization/36339
2746 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2747 pointers cause all addressable variables to be call clobbered.
2749 2008-05-27 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/36245
2752 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2754 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2756 * config/s390/s390.md: Replace all occurences of the 'm'
2757 constraint with 'RT'.
2759 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2761 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2763 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2765 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2766 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2767 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2769 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2771 * reload.c: (find_reloads): Skip alternatives according to the
2772 "enabled" attribute. Constify the constraint variable.
2773 * recog.c (get_attr_enabled): Add default implementation.
2774 (extract_insn): Set the alternative_enabled_p array
2775 in the recog_data struct.
2776 (preprocess_constraints, constrain_operands): Skip
2777 alternatives according to the "enabled" attribute
2778 * recog.h (struct recog_data): New field alternative_enabled_p.
2779 (skip_alternative): New inline function.
2780 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2781 (record_reg_classes): Skip alternative according to the
2782 "enabled" attribute.
2784 * doc/md.texi: Add documention for the "enabled" attribute.
2786 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2788 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2789 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2790 constraint with TARGET_MEM_CONSTRAINT.
2791 * recog.c (asm_operand_ok, preprocess_constraints,
2792 constrain_operands): Likewise.
2793 * regclass.c (record_reg_classes): Likewise.
2794 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2795 * reload1.c (maybe_fix_stack_asms): Likewise.
2796 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2797 * recog.h: Adjust comment.
2798 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2799 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2800 * doc/md.texi: Add a note to description of 'm' constraint.
2801 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2803 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2805 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2806 that the bitfield is of integral type before testing its precision.
2808 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2809 Sa Liu <saliu@de.ibm.com>
2811 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2812 __modti3, __udivti3, __umodti3 and __udivmodti4.
2813 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2814 that implement TImode mul and div functions.
2815 * config/spu/multi3.c: New. Implement __multi3.
2816 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2817 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2820 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2822 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2823 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2824 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2825 tls_sysv_suffix): New mode and mode attribute iterators.
2826 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2827 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2828 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2829 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2830 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2833 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2835 PR tree-optimization/36329
2836 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2837 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2838 * cgraphbuild.c (initialize_inline_failed): Use the latter
2839 macro in lieu of the former.
2840 * ipa-inline.c (cgraph_mark_inline): Likewise.
2841 (cgraph_decide_inlining_of_small_function): Likewise.
2842 (cgraph_decide_inlining): Likewise.
2843 (cgraph_decide_inlining_incrementally): Likewise.
2845 2008-05-26 Tristan Gingold <gingold@adacore.com>
2846 Anatoly Sokolov <aesok@post.ru>
2848 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2849 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2850 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2851 optimization for 'avr6' architecture.
2853 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2856 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2858 2008-05-26 Richard Guenther <rguenther@suse.de>
2860 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2861 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2863 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2866 * caller-save.c (insert_restore): Verify alignment of spill space.
2867 (insert_save): Likewise.
2868 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2869 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2870 (STACK_SLOT_ALIGNMENT): Likewise.
2871 * function.c (LOCAL_ALIGNMENT): Removed.
2872 (get_stack_local_alignment): New.
2873 (assign_stack_local): Use it. Set alignment on stack slot.
2874 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2875 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2876 (STACK_SLOT_ALIGNMENT): New.
2877 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2878 stack slot in XFmode.
2880 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2882 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2885 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2886 argument operand in rax isn't removed.
2888 2008-05-26 Richard Guenther <rguenther@suse.de>
2891 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2892 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2894 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2897 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2899 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2901 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2902 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2904 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2906 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2907 build a trampoline if we don't want one.
2908 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2909 return zero for nested functions if we don't want a trampoline.
2911 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2913 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2915 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2918 * c.opt: Removed undocumented option '-lang-fortran'.
2919 * c-common.h: Removed global variable 'lang_fortran'.
2920 * c-opts.c (c_common_handle_option): Removed code to handle
2921 option '-lang-fortran'. Updated includes.
2922 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2923 definition of '__GFORTRAN__'.
2924 (define__GNUC__): Reimplemented to use BASEVER and
2925 cpp_define_formatted.
2926 (builtin_define_with_value_n): Removed.
2927 * c-incpath.h: Renamed to ...
2928 * incpath.h: ... this.
2929 * c-incpath.c: Renamed to ...
2930 * incpath.c: ... this. Updated includes.
2931 * fix-header.c: Updated includes.
2932 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2933 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2934 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2936 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2938 * tree.h: Update the table of flags used on tree nodes.
2939 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2940 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2941 (FORCED_LABEL): Add access check.
2942 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2943 (ASM_INPUT_P): Likewise.
2944 (ASM_VOLATILE_P): Likewise.
2945 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2946 (OMP_SECTION_LAST): Access private_flag directly.
2947 (OMP_RETURN_NOWAIT): Likewise.
2948 (OMP_PARALLEL_COMBINED): Likewise.
2949 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2950 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2951 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2952 deprecated_flag directly.
2954 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2956 * final.c (frame_pointer_needed): Removed.
2957 * flags.h (frame_pointer_needed): Likewise.
2959 * function.h (rtl_data): Add frame_pointer_needed.
2960 (frame_pointer_needed): New.
2962 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2964 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2966 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2968 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2971 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2973 * c-common.c (strip_array_types): Move function to..
2975 (get_inner_array_type): Delete.
2976 * c-common.h (strip_array_types): Move declaration to..
2978 (get_inner_array_type): Delete.
2979 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2980 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2981 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2982 * config/pa/pa.c (emit_move_sequence): Likewise.
2984 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2986 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2989 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2991 * function.c: Include target hook for nonlocal_goto frame value.
2993 2008-05-24 Richard Guenther <rguenther@suse.de>
2995 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2996 variable can be only accessed through a pointer or a union.
2998 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3000 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3001 * doc/extend.texi: Likewise.
3003 2008-05-23 DJ Delorie <dj@redhat.com>
3005 * config/m32c/jump.md (untyped_call): Add.
3007 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3009 (m32c_address_cost): Detail costs for indirect offsets.
3011 2008-05-23 Rafael Espindola <espindola@google.com>
3013 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3014 if a node is a SUBREG.
3015 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3018 2008-05-23 Paul Brook <paul@codesourcery.com>
3019 Carlos O'Donell <carlos@codesourcery.com>
3021 * doc/extend.texi: Clarify use of __attribute__((naked)).
3022 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3023 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3024 * function.c (use_register_for_decl): Use
3025 targetm.calls.allocate_stack_slots_for_args.
3026 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3027 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3028 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3030 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3032 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3034 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3036 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3037 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3038 is only rounded once.
3040 2008-05-23 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3044 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3045 Jakub Jelinek <jakub@redhat.com>
3048 * configure.ac: Handle --enable-cld.
3049 * configure: Regenerated.
3050 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3051 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3052 (ix86_current_function_needs_cld): New define.
3053 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3054 (cld): New isns pattern.
3055 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3056 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3057 * config/i386/i386.opt (mcld): New option.
3058 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3059 TARGET_CLD and ix86_current_function_needs_cld.
3060 (override_options): Use -mcld by default for 32-bit code if
3063 * doc/install.texi (Options specification): Document --enable-cld.
3064 * doc/invoke.texi (Machine Dependent Options)
3065 [i386 and x86-64 Options]: Add -mcld option.
3066 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3068 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3069 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3070 (return_in_memory_64): Likewise.
3071 (return_in_memory_ms_64): Likewise.
3073 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3075 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3076 * builtins.c (fold_builtin_fpclassify): New.
3077 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3078 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3079 * c-common.c (handle_type_generic_attribute): Adjust to accept
3080 fixed arguments before an elipsis.
3081 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3082 * doc/extend.texi: Document __builtin_fpclassify.
3084 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3086 * omp-low.c (gate_expand_omp_ssa): Remove.
3087 (pass_expand_omp_ssa): Remove.
3088 (gate_expand_omp): Do not check for flag_openmp_ssa.
3089 * common.opt (-fopenmp-ssa): Remove.
3090 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3092 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3094 * config/sh/sh.opt (mfixed-range): New option.
3095 * config/sh/sh-protos.h (sh_fix_range): Declare.
3096 * config/sh/sh.c (sh_fix_range): New function.
3097 * config/sh/sh.h (sh_fixed_range_str): Declare.
3098 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3100 * doc/invoke.texi (SH Options): Document -mfixed-range.
3102 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3104 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3105 it before the redeclaration.
3107 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3109 * config/avr/avr.c (get_sequence_length): Add new function.
3110 (expand_prologue, expand_epilogue): Remove duplicate code.
3112 2008-05-22 Rafael Espindola <espindola@google.com>
3114 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3117 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3119 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3120 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3122 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3123 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3124 (vect_update_misalignment_for_peel): Likewise.
3125 (vector_alignment_reachable_p): Likewise.
3126 * tree-vect-transform.c (vectorizable_load): Likewise.
3127 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3128 (get_vectype_for_scalar_type): Pass mode of scalar_type
3129 to UNITS_PER_SIMD_WORD.
3131 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3132 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3133 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3134 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3135 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3137 2008-05-22 Ira Rosen <irar@il.ibm.com>
3139 PR tree-optimization/36293
3140 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3141 if the first load must be skipped because of a gap.
3143 2008-05-22 Richard Guenther <rguenther@suse.de>
3145 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3146 more cases of offset disambiguation that is possible if
3147 strict-aliasing rules apply.
3148 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3149 for basic offset and type-based disambiguation.
3151 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3154 ix86_expand_vector_set on V16QImode for SSE4.1.
3156 2008-05-21 Tom Tromey <tromey@redhat.com>
3158 * c.opt (Wimport): Mark as undocumented.
3159 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3161 (Warning Options): Likewise.
3162 * doc/cppopts.texi: Don't mention -Wimport.
3164 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3166 PR tree-optimization/36287
3167 PR tree-optimization/36286
3168 * lambda-code.c (build_access_matrix): Do not use the loop->num
3169 for computing the number of induction variables: use the loop depth
3172 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3175 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3176 option -f(no-)leading-underscore.
3178 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3180 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3181 GET_MODE_NUNITS (mode).
3183 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3185 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3186 (-mmulhw): Add 464 to description.
3187 (-mdlmzb): Likewise.
3188 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3189 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3191 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3192 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3193 * config/rs6000/rs6000.md: Update comments for 464.
3195 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3197 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3199 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/sse.md (vec_extractv4sf): Removed.
3202 (vec_extractv2df): Likewise.
3203 (vec_extractv2di): Likewise.
3204 (vec_extractv4si): Likewise.
3205 (vec_extractv8hi): Likewise.
3206 (vec_extractv16qi): Likewise.
3207 (vec_extract<mode>): New.
3209 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3211 * config/i386/sse.md (vec_setv4sf): Removed.
3212 (vec_setv2df): Likewise.
3213 (vec_setv2di): Likewise.
3214 (vec_setv4si): Likewise.
3215 (vec_setv8hi): Likewise.
3216 (vec_setv16qi): Likewise.
3217 (vec_set<mode>): New.
3219 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3222 goto for vec_concat and vec_interleave.
3224 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/sse.md (vec_initv4sf): Removed.
3227 (vec_initv2df): Likewise.
3228 (vec_initv2di): Likewise.
3229 (vec_initv4si): Likewise.
3230 (vec_initv8hi): Likewise.
3231 (vec_initv16qi): Likewise.
3232 (vec_init<mode>): New.
3234 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3236 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3238 2008-05-21 Tom Tromey <tromey@redhat.com>
3240 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3241 (zone_find_object_offset): Likewise.
3242 (gt_ggc_m_S): Likewise.
3243 (highest_bit): Likewise.
3244 * ggc-page.c (gt_ggc_m_S): New function.
3245 * stringpool.c (string_stack): Remove.
3246 (init_stringpool): Update.
3247 (ggc_alloc_string): Use ggc_alloc.
3248 (maybe_delete_ident): New function.
3249 (ggc_purge_stringpool): Likewise.
3250 (gt_ggc_m_S): Remove.
3251 * ggc-common.c (ggc_protect_identifiers): New global.
3252 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3253 ggc_protect_identifiers.
3254 * ggc.h (ggc_protect_identifiers): Declare.
3255 (gt_ggc_m_S): Update.
3256 (ggc_purge_stringpool): Declare.
3257 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3258 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3260 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3262 2008-05-21 David S. Miller <davem@davemloft.net>
3264 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3267 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3269 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3272 2008-05-20 David Daney <ddaney@avtrex.com>
3274 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3275 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3276 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3277 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3278 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3279 (atomic_hiqi_op): New define_code_iterator.
3280 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3281 mips_expand_compare_and_swap_12.
3282 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3283 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3284 (sync_<optab><mode>, sync_old_<optab><mode>,
3285 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3286 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3287 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3288 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3289 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3290 (test_and_set_12): New insn.
3291 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3292 sync_new_<optab><mode>, sync_old_nand<mode>,
3293 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3294 clobber to operand 0 for SI and DI mode insns.
3295 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3296 mips_gen_fn_4): New typedefs.
3297 (mips_gen_fn_ptrs): Define new union type.
3298 (mips_expand_compare_and_swap_12): Remove declaration.
3299 (mips_expand_atomic_qihi): Declare function.
3300 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3301 (mips_expand_atomic_qihi): ... this. Use new generator function
3303 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3304 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3305 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3306 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3307 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3308 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3309 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3310 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3311 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3312 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3315 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3320 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3322 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3323 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3324 (avr_attribute_table): Add 'OS_main' function attribute.
3325 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3326 functions with 'OS_main' attribute.
3328 2008-05-20 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/35204
3331 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3332 helper, split out from ...
3333 (DFS): ... here. Make the DFS walk non-recursive.
3335 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3336 Jan Sjodin <jan.sjodin@amd.com>
3338 PR tree-optimization/36181
3339 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3340 (parallelize_loops): Don't parallelize when the loop has vector
3343 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3344 Sebastian Pop <sebastian.pop@amd.com>
3346 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3347 matrix, and never look at the tree representation of the memory
3349 (linear_transform_loops): Computes parameters and access matrices.
3350 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3352 (access_matrix_get_index_for_parameter): New.
3353 * tree-data-ref.h (struct access_matrix): New.
3354 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3355 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3356 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3357 am_vector_index_for_loop): New.
3358 (struct data_reference): Add field access_matrix.
3359 (DR_ACCESS_MATRIX): New.
3360 (compute_data_dependences_for_loop): Update declaration.
3361 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3362 * lambda.h (lambda_vector_vec_p): Declared.
3363 * lambda-code.c: Depend on pointer-set.h.
3364 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3365 av_for_af_base, av_for_af, build_access_matrix,
3366 lambda_compute_access_matrices): New.
3367 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3369 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3371 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3374 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3375 Sebastian Pop <sebastian.pop@amd.com>
3377 PR tree-optimization/36206
3378 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3380 (instantiate_scev_1): Rename flags to fold_conversions.
3381 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3382 outeside instantiation_loop.
3383 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3384 (evolution_function_is_affine_or_constant_p): Removed.
3385 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3387 (analyze_siv_subscript): Pass in the loop nest number.
3388 Call evolution_function_is_affine_in_loop instead of
3389 evolution_function_is_affine_p.
3390 (analyze_overlapping_iterations): Pass in the loop nest number.
3392 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3393 Sebastian Pop <sebastian.pop@amd.com>
3395 PR tree-optimization/36206
3396 * tree-chrec.h (chrec_fold_op): New.
3397 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3400 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3402 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3404 (remove_duplicates): Do not set inode on non-inode systems.
3407 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3409 * config.gcc (tm_file): Update comments about relative pathnames.
3411 2008-05-20 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3414 * tree-ssa-sccvn.c (process_scc): Likewise.
3415 * tree-ssa-sink.c (execute_sink_code): Likewise.
3416 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3417 * tree-vrp.c (process_assert_insertions): Likewise.
3418 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3419 (perform_tree_ssa_dce): Likewise.
3420 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3421 (dump_dominator_optimization_stats): Likewise.
3422 * tree-vectorizer.c (vectorize_loops): Likewise.
3424 2008-05-20 Richard Guenther <rguenther@suse.de>
3426 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3428 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3430 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3431 (ix86_i386elf_return_in_memory): Likewise.
3432 (ix86_i386interix_return_in_memory): Likewise.
3433 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3434 (SUBTARGET_RETURN_IN_MEMORY): New.
3435 * config/i386/i386elf.h: Likewise.
3436 * config/i386/ptx4-i.h: Likewise.
3437 * config/i386/sol2-10.h: Likewise.
3438 * config/i386/sysv4.h: Likewise.
3439 * config/i386/vx-common.h: Likewise.
3440 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3441 * config/i386/i386.c (ix86_return_in_memory): Made static and
3442 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3443 (ix86_i386elf_return_in_memory): Removed.
3444 (ix86_i386interix_return_in_memory): Removed.
3445 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3446 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3448 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3450 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3452 2008-05-19 Xinliang David Li <davidxl@google.com>
3454 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3456 * common.opt: Ditto.
3457 * doc/invoke.texi: Ditto.
3459 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3461 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3462 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3464 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3466 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3467 sizes of operand array from 8/4 to 4/2.
3468 (ix86_expand_vector_init_general): Change size of operand array
3469 from 32 to 16. Remove op0, op1 and half_mode.
3471 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3473 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3474 (ix86_expand_vector_init_interleave): Likewise.
3475 (ix86_expand_vector_init_general): Use them. Assert
3476 word_mode == SImode when n_words == 4.
3478 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3480 * config/i386/i386.c (ix86_secondary_reload): New static function.
3481 (TARGET_SECONDARY_RELOAD): New define.
3482 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3483 * config/i386/i386.md (reload_outqi): Remove.
3485 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3488 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3489 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3490 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3491 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3492 (fold_builtin_1): Likewise.
3493 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3494 c-common.c (check_builtin_function_arguments): Handle
3495 BUILT_IN_ISINF_SIGN.
3496 * doc/extend.texi: Document __builtin_isinf_sign.
3497 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3499 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3501 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3502 EH cleanup at the end of the pass, search for those that have been
3503 turned into forwarder blocks and do the cleanup on their successor.
3505 2008-05-18 Richard Guenther <rguenther@suse.de>
3507 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3508 pointers to sizetype and vice versa.
3510 2008-05-18 Xinliang David Li <davidxl@google.com>
3512 * gcc/tree-ssa-dce.c: Coding style fix.
3513 (check_pow): Documentation comment.
3514 (check_log): Documenation comment. Coding style fix.
3515 (is_unnecessary_except_errno_call): Ditto.
3516 (gen_conditions_for_pow): Ditto.
3517 (gen_conditions_for_log): Ditto.
3518 (gen_shrink_wrap_conditions): Ditto.
3519 (shrink_wrap_one_built_in_calls): Ditto.
3520 * gcc/doc/invoke.texi: Better documentation string.
3521 * ChangeLog: Fix wrong change log entries from
3522 May 17 checkin on function call DCE.
3524 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3526 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3528 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3530 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3531 * df-problems.c (simulation routines): Fixed block comment to
3532 properly say how to add forwards scanning functions.
3534 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3536 * tree-inline.c (setup_one_parameter): Remove dead code.
3538 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3540 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3541 a BIT_AND_EXPR only for an INTEGER_TYPE.
3543 2008-05-17 Xinliang David Li <davidxl@google.com>
3545 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3546 (check_pow, check_log, is_unnecessary_except_errno_call): New
3547 functions to check for eliminating math functions that are pure
3548 except for setting errno.
3549 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3550 general condition expressions for shrink-wrapping pow/log calls.
3551 (gen_shrink_wrap_conditions): Ditto.
3552 (shrink_wrap_one_built_in_call): Ditto.
3553 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3554 (mark_operand_necessary): If debugging, output if OP is necessary.
3555 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3557 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3559 * gcc/common.opt: New user flag -ftree-builtin-dce.
3560 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3562 2008-05-16 David S. Miller <davem@davemloft.net>
3564 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3565 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3567 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3572 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3574 * ifcvt.c (dead_or_predicable): Rename
3575 df_simulate_one_insn_backwards to df_simulate_one_insn.
3576 * recog.c (peephole2_optimize): Ditto.
3577 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3579 * df.h: Rename df_simulate_one_insn_backwards to
3580 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3581 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3582 scanning of defs and uses.
3583 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3584 (df_simulate_one_insn_forwards): Removed.
3586 2008-05-16 Doug Kwan <dougkwan@google.com>
3588 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3590 (real_from_string): Handle NaNs and Inf as approriate.
3592 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3594 * doc/gty.texi (Source Files Containing Type Information): Note
3595 that headers should appear first in the gtfiles list.
3597 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3599 * tree.def (COND_EXEC): Properly documented this code.
3601 2008-05-16 Diego Novillo <dnovillo@google.com>
3603 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3604 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3607 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3609 * tree-ssa-dse (max_stmt_uid): Removed.
3610 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3611 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3612 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3613 * function.h (cfun.last_stmt_uid): New field.
3614 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3615 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3617 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3618 (create_stmt_ann): Initialize the ann->uid field.
3619 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3621 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3623 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3625 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3626 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3627 (init_empty_tree_cfg): Call it.
3629 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3631 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3634 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3636 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3637 * tree-dump.c (dump_options): New verbose option.
3638 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3640 * tree-pass.h (TDF_VERBOSE): New dump flag.
3641 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3642 (tree-flow.h): Added include.
3643 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3645 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3647 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3649 From Jie Zhang <jie.zhang@analog.com>
3650 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3651 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3652 mcpu=bf561-none and mcpu=bf561-0.2.
3653 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3654 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3655 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3656 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3657 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3658 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3659 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3661 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3662 (cputype_selected): Remove.
3663 (bfin_handle_option): Don't use cputype_selected.
3664 (override_options): When no mcpu option, enable all workarounds.
3665 Don't use bfin_workarounds.
3666 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3668 (DEFAULT_CPU_TYPE): Don't define.
3670 2008-05-16 Richard Guenther <rguenther@suse.de>
3672 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3673 on deletion of the last stmt.
3675 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3677 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3678 V8HImode for SSE2 and V16QImode for SSE4.1.
3680 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3682 * cgraph.h (compute_inline_parameters): Made public.
3683 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3684 variable_generate_summary, function_write_summary,
3685 variable_write_summary, variable_read_summary. Added generate_summary,
3686 write_summary, read_summary.
3687 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3688 pass_ipa_inline.function_generate_summary, to
3689 compute_inline_parameters.
3690 * ipa-inline.c (compute_inline_parameters): Made public and added
3692 (compute_inline_parameters_for_current): New function.
3693 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3694 (inline_generate_summary): Removed parameter and made to loop over
3696 (pass_ipa_inline): Updated for new IPA_PASS structure.
3697 * passes.c (execute_ipa_summary_passes): Now is called once per
3698 pass rather than once per node*pass.
3700 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3702 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3703 avr_have_mul_p, avr_asm_only_p): Remove variables.
3704 (avr_override_options): Remove initialization of removed variables.
3705 (avr_file_start): Convert removed variables to fields of
3706 'struct base_arch_s *avr_current_arch'.
3707 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3708 (AVR_HAVE_MUL): (Ditto.).
3709 (AVR_HAVE_MOVW): (Ditto.).
3710 (AVR_HAVE_LPMX): (Ditto.).
3711 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3712 avr_asm_only_p): Remove declaration.
3714 2008-05-15 Diego Novillo <dnovillo@google.com>
3716 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3717 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3719 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3722 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3723 Don't call record_truncated_value from here.
3724 (record_truncated_value): Turn it into a for_each_rtx callback.
3725 (record_truncated_values): New function.
3726 (combine_instructions): Call note_uses with record_truncated_values.
3727 Change name of check_conversion to check_promoted_subreg.
3729 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3731 * doc/sourcebuild.texi: Document support for torture tests.
3733 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3736 to alternative 4 of operand 2.
3738 2008-05-15 Richard Guenther <rguenther@suse.de>
3740 * tree-pass.h (current_pass): Declare.
3741 (get_pass_for_id): Likewise.
3742 * passes.c (passes_by_id, passes_by_id_size): New globals.
3743 (set_pass_for_id): New function.
3744 (get_pass_for_id): Likewise.
3745 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3746 (execute_function_todo): Flush per function statistics.
3747 * toplev.c (compile_file): Init statistics.
3748 (general_init): Do early statistics initialization.
3749 (finalize): Finish statistics.
3750 * statistics.h (statistics_early_init): Declare.
3751 (statistics_init): Likewise.
3752 (statistics_fini): Likewise.
3753 (statistics_fini_pass): Likewise.
3754 (statistics_counter_event): Likewise.
3755 (statistics_histogram_event): Likewise.
3756 * statistics.c: New file.
3757 * Makefile.in (OBJS-common): Add statistics.o.
3758 (statistics.o): Add dependencies.
3759 * doc/invoke.texi (-fdump-statistics): Document.
3761 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3763 (execute_pre): Use statistics_counter_event.
3764 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3765 (substitute_and_fold): Increment it. Use statistics_counter_event.
3767 2008-05-15 Diego Novillo <dnovillo@google.com>
3769 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3771 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3772 * tree-ssa-alias.c (new_type_alias): Remove references to
3773 sub-variables from comment.
3774 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3776 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3778 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3779 attribute to 1 only for insertps alternative.
3781 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3783 * config/bfin/bfin.md (loadbytes): New pattern.
3784 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3785 (bfin_init_builtins): Initialize it.
3786 (bdesc_1arg): Add it.
3788 2008-05-15 Sa Liu <saliu@de.ibm.com>
3790 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3791 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3792 * testsuite/lib/target-supports.exp: Add
3793 check_effective_target_fortran_integer_16.
3795 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3797 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3798 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3799 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3800 (TARGET_RETURN_IN_MEMORY): Define.
3802 2008-05-15 Richard Guenther <rguenther@suse.de>
3805 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3806 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3807 represent unmodifiable vars.
3809 2008-05-15 Richard Guenther <rguenther@suse.de>
3811 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3812 INDIRECT_REF and TARGET_MEM_REF.
3813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3816 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3817 H.J. Lu <hongjiu.lu@intel.com>
3819 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3820 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3821 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3822 insn alternatives. Add missing alternatives.
3823 (*vec_concatv2di_rex64_sse4_1): Likewise.
3824 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3825 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3828 2008-05-15 Richard Guenther <rguenther@suse.de>
3830 PR tree-optimization/36009
3831 PR tree-optimization/36204
3832 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3833 (determine_invariantness_stmt): Record the loop a store is
3835 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3838 2008-05-15 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/34330
3841 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3842 through the pointer will alias the SMT.
3844 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3846 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3848 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3850 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3852 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3853 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3855 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3856 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3857 (vashl_optab): New optab for vector/vector shifts.
3858 (vashr_optab): Ditto.
3859 (vlshr_optab): Ditto.
3860 (vrotl_optab): Ditto.
3861 (vrotr_optab): Ditto.
3862 (optab_subtype): New enum for optab_for_tree_code call.
3863 (optab_for_tree_code): Add enum optab_subtype argument.
3865 * optabs.c (optab_for_tree_code): Take an additional argument to
3866 distinguish between a vector shift by a scalar and vector shift by
3867 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3868 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3869 vector shift by a vector.
3870 (expand_widen_pattern_expr): Pass additional argument to
3871 optab_for_tree_code.
3873 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3874 vrotl_optab, vrotr_optab.
3876 * expr.c (expand_expr_real_1): Update calls to
3877 optab_for_tree_code to distinguish between vector shifted by a
3878 scalar and vector shifted by a vector.
3879 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3880 (supportable_narrowing_operation): Ditto.
3881 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3882 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3883 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3884 (vect_create_epilog_for_reduction): Ditto.
3885 (vectorizable_reduction): Ditto.
3886 (vectorizable_operation): Ditto.
3887 (vect_strided_store_supported): Ditto.
3888 (vect_strided_load_supported): Ditto.
3889 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3890 * expmed.c (expand_shift): Ditto.
3892 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3894 (ashr@var{m}3): Ditto.
3895 (vashl@var{m}3): Document new vector/vector shift standard name.
3896 (vashr@var{m}3): Ditto.
3897 (vlshr@var{m}3): Ditto.
3898 (vrotl@var{m}3): Ditto.
3899 (vrotr@var{m}3): Ditto.
3901 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3902 (PPERM_INVERT): Ditto.
3903 (PPERM_REVERSE): Ditto.
3904 (PPERM_REV_INV): Ditto.
3905 (PPERM_ZERO): Ditto.
3906 (PPERM_ONES): Ditto.
3907 (PPERM_SIGN): Ditto.
3908 (PPERM_INV_SIGN): Ditto.
3909 (PPERM_SRC1): Ditto.
3910 (PPERM_SRC2): Ditto.
3912 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3913 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3914 allows a memory operand to be the value being added, and split it
3915 to improve vectorization.
3916 (sse5_pmacsdqh_mem): Ditto.
3917 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3918 (sse5_mulv2div2di3_high): Ditto.
3919 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3920 (vec_pack_trunc_v4si): Ditto.
3921 (vec_pack_trunc_v2di): Ditto.
3922 (sse5_pcmov_<mode>): Remove code that tried to use use
3923 andps/andnps instead of pcmov.
3924 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3925 pmacsdqh instructions.
3926 (vec_widen_smult_lo_v4si): Ditto.
3928 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3929 (PPERM_INVERT): Ditto.
3930 (PPERM_REVERSE): Ditto.
3931 (PPERM_REV_INV): Ditto.
3932 (PPERM_ZERO): Ditto.
3933 (PPERM_ONES): Ditto.
3934 (PPERM_SIGN): Ditto.
3935 (PPERM_INV_SIGN): Ditto.
3936 (PPERM_SRC1): Ditto.
3937 (PPERM_SRC2): Ditto.
3938 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3940 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3942 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3943 says ignore whether the last reference is a memory operand.
3945 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3946 Paolo Bonzini <bonzini at gnu dot org>
3948 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3951 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3952 (vlshr<mode>3): Rename from vlshr<mode>3.
3953 (vashr<mode>3): Rename from vashr<mode>3.
3954 (mulv4sf3): Change the names of vector shift patterns.
3958 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3961 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3986 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3987 (floatunssidf2_internal): Change vector/vector shift names.
3988 (floatunsdidf2_internal): Ditto.
3995 (vashl<mode>3): Rename from ashl<mode>3.
3996 (vashr<mode>3): Rename from ashr<mode>3.
3997 (vlshr<mode>3): Rename from lshr<mode>3.
3998 (vrotl<mode>3): Rename from rotl<mode>3.
4000 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4003 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4004 multiply gives the wrong value when doing widening multiplies.
4005 (vec_widen_smult_lo_v4si): Ditto.
4007 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4009 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4010 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4011 emit_library_call_value.
4012 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4013 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4014 * calls.c (initialize_argument_information, precompute_arguments,
4015 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4016 (precompute_arguments): Removed flags parameter.
4017 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4019 2008-05-14 Richard Guenther <rguenther@suse.de>
4021 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4022 Make sure to register the store if the use is a PHI_NODE.
4024 2008-05-14 Olivier Hainque <hainque@adacore.com>
4026 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4027 memory if the component is to be referenced in BLKmode according
4028 to get_inner_reference.
4030 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4032 * calls.c (emit_library_call_value_1): Restore code clearing
4033 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4035 2008-05-14 Olivier Hainque <hainque@adacore.com>
4036 Nicolas Roche <roche@adacore.com>
4038 * configure.ac: Add support for a "gcc_subdir" variable in
4039 config-lang.in, to denote a subdirectory where the language/GCC
4040 integration files are to be found.
4041 * configure: Regenerate.
4043 2008-05-14 Ira Rosen <irar@il.ibm.com>
4045 PR tree-optimization/36098
4046 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4047 value for the first load in the group in case of a gap.
4048 (vect_build_slp_tree): Check that there are no gaps in loads.
4050 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4052 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4053 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4054 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4055 emit_insn and remove unneeded code to construct extra args.
4056 (emit_no_conflict_block): Removed.
4057 * optabls.h: (emit_no_conflict_block): Removed.
4058 * cse.c (cse_extended_basic_block): Remove search for
4059 REG_NO_CONFLICT note.
4060 * global.c: Removed incorrect comment added in revision 117.
4061 * expr.c (convert_move): Change call to emit_no_conflict_block to
4063 * recog.c: Change comments so that they do not mention
4065 * local_alloc.c (combine_regs): Removed last parameter.
4066 (no_conflict_p): Removed.
4067 (block_alloc): Removed note, no_conflict_combined_regno and set
4068 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4069 (combine_regs): Removed already_dead and code to look for
4070 REG_NO_CONFLICT notes.
4071 * lower_subreg (remove_retval_note): Removed code to look for
4072 REG_NO_CONFLICT block.
4073 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4074 (resolve_clobber): Remove code to process libcalls that have
4075 REG_NO_CONFLICT notes.
4076 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4078 * combine.c (can_combine_p, distribute_notes): Removed
4079 REG_NO_CONFLICT case.
4080 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4082 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4083 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4085 * reg-notes.def (NO_CONFLICT): Removed.
4087 2008-05-14 David S. Miller <davem@davemloft.net>
4089 * config/sparc/sparc.c (sparc_profile_hook): If
4090 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4091 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4092 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4094 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4096 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4098 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4101 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4102 and op1 expansion before vector concat to have less live pseudos.
4104 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4107 ix86_expand_vector_set if supported.
4109 2008-05-13 Diego Novillo <dnovillo@google.com>
4110 Kenneth Zadeck <zadeck@naturalbridge.com>
4112 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4114 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4115 phinodes_print_statistics, init_ssanames, fini_ssanames,
4116 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4117 release_ssa_name, release_defs, replace_ssa_name_symbol,
4118 ssanames_print_statistics): Move ...
4119 * tree-flow.h: ... here.
4120 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4121 Use FN instead of cfun.
4122 (make_ssa_name_fn): Rename from make_ssa_name.
4123 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4124 * tree-flow-inline.h (make_ssa_name): Move from
4125 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4126 * omp-low.c (expand_omp_parallel):
4127 * tree-flow-inline.h (redirect_edge_var_map_result):
4128 * tree-ssa.c (init_tree_ssa): Add argument FN.
4129 Use it instead of cfun. Update all users.
4131 2008-05-13 Tom Tromey <tromey@redhat.com>
4133 PR preprocessor/22168:
4134 * doc/cpp.texi (Top): Update menu.
4135 (Alternatives to Wrapper #ifndef): New node.
4136 (Other Directives): Document deprecation.
4137 (Obsolete Features): Remove menu.
4138 (Assertions): Merge node into Obsolete Features.
4139 (Obsolete once-only headers): Move earlier; rename to Alternatives
4141 * doc/cppopts.texi: Update.
4142 * c.opt (Wdeprecated): Enable for C and ObjC.
4143 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4144 (C++ Dialect Options): Move -Wno-deprecated from here to...
4145 (Warning Options): ... here.
4147 2008-05-13 Richard Guenther <rguenther@suse.de>
4150 * fold-const.c (fold_sign_changed_comparison): Do not allow
4151 changes in pointer-ness.
4153 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4156 * config/sh/sh.c (sh_expand_prologue): Don't clear
4157 RTX_FRAME_RELATED_P for push insns.
4159 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4161 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4163 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4165 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4166 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4167 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4169 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4171 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4172 (*vec_concatv4sf_sse): This.
4173 (*sse2_concatv2si): Renamed to ...
4174 (*vec_concatv2si_sse2): This.
4175 (*sse1_concatv2si): Renamed to ...
4176 (*vec_concatv2si_sse): This.
4177 (*vec_concatv2di_rex): Renamed to ...
4178 (*vec_concatv2di_rex64): This.
4179 (*vec_concatv2si_sse4_1): New.
4180 (*vec_concatv2di_rex64_sse4_1): Likewise.
4182 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4184 PR rtl-optimization/36111
4185 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4186 that was created for swappable operands.
4188 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4191 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4192 * configure.ac: Add call to ACX_PROG_GNAT.
4194 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4196 * optc-gen.awk: Fix comment typo.
4198 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4200 * pretty-print.c (pp_integer_with_precision): Use
4201 HOST_LONG_LONG_FORMAT.
4203 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4205 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4207 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4209 * config/i386/i386.c (bdesc_ptest): Removed.
4210 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4211 (bdesc_args): Add __builtin_ia32_ptestz128,
4212 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4213 (ix86_init_mmx_sse_builtins): Updated.
4214 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4215 (ix86_expand_builtin): Updated.
4217 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4219 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4220 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4222 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4224 * value-prof.c (interesting_stringop_to_profile): Do not
4225 return early for BUILT_IN_MEMPCPY.
4227 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4229 * calls.c (expand_call): Don't use callgraph to increase
4230 preferred_stack_boundary.
4232 * cgraph.h (cgraph_rtl_info): Use unsigned on
4233 preferred_incoming_stack_boundary.
4235 * final.c (rest_of_clean_state): Use unsigned on
4236 preferred_stack_boundary.
4238 2008-05-09 Tom Tromey <tromey@redhat.com>
4240 PR preprocessor/22231:
4241 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4244 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4246 PR tree-optimization/36129
4247 * tree-ssa-ccp.c: Include value-prof.h.
4248 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4249 built-in function was folded to a constant.
4250 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4252 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4253 Sebastian Pop <sebastian.pop@amd.com>
4255 * tree-scalar-evolution.c: Document instantiate_scev.
4256 (instantiate_parameters_1): Renamed instantiate_scev_1.
4257 Don't use the same loop for instantiation_loop and evolution_loop.
4258 (instantiate_scev): New.
4259 (instantiate_parameters): Moved...
4260 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4261 same loop twice. Maintains the semantics for this function.
4262 * tree-scalar-evolution.h (instantiate_scev): Declare.
4263 (instantiate_parameters): ...here. Now static inline.
4264 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4265 instead of resolve_mixers.
4267 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4269 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4271 2008-05-09 Tomas Bily <tbily@suse.cz>
4273 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4274 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4275 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4276 * c-common.c (c_common_truthvalue_conversion): Likewise.
4277 * tree-object-size.c (compute_object_offset): Likewise.
4278 * tree-inline.c (estimate_num_insns_1): Likewise.
4279 * varasm.c (const_hash_1, compare_constant, copy_constant)
4280 (compute_reloc_for_constant, output_addressed_constants)
4281 (initializer_constant_valid_p): Likewise.
4282 * c-omp.c (check_omp_for_incr_expr): Likewise.
4283 * gimplify.c (gimplify_expr): Likewise.
4284 * c-typeck.c (c_finish_return): Likewise.
4285 * tree-vectorizer.c (supportable_widening_operation)
4286 (supportable_narrowing_operation): Likewise.
4287 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4288 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4289 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4290 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4291 (descr_info_loc): Likewise.
4292 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4293 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4294 (fold_unary): Likewise.
4295 * builtins.c (get_pointer_alignment): Likewise.
4296 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4297 (instantiate_parameters_1): Likewise.
4298 * tree.c (expr_align, stabilize_reference): Likewise.
4299 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4300 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4301 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4302 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4303 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4304 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4306 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4307 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4308 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4309 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4310 (forward_propagate_comparison)
4311 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4312 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4313 * emit-rtl.c (component_ref_for_mem_expr)
4314 (set_mem_attributes_minus_bitpos): Likewise.
4315 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4316 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4318 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4319 (build_function_call, pointer_diff, build_compound_expr)
4320 (c_finish_return): Likewise.
4321 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4322 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4324 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4325 * expr.c (is_aligning_offset): Likewise.
4326 * tree-ssa-alias.c (is_escape_site): Likewise.
4327 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4328 (check_all_va_list_escapes): Likewise.
4329 * tree-ssa-loop-ivopts.c (determine_base_object)
4330 (determine_common_wider_type): Likewise.
4331 * dojump.c (do_jump): Likewise.
4332 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4333 * tree-gimple.c (is_gimple_cast): Likewise.
4334 * fold-const.c (decode_field_reference, )
4335 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4336 (fold_binary): Likewise.
4337 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4338 (already_warned_in_frontend_p): Likewise.
4339 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4340 * tree.c (really_constant_p, get_unwidened): Likewise.
4341 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4342 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4343 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4345 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4347 (CONVERT_EXPR_P): Define.
4348 (CASE_CONVERT): Define.
4350 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4353 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4354 (delete_unmarked_insns): When deleting a call, call
4355 delete_unreachable_blocks.
4356 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4357 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4359 2008-05-08 Richard Guenther <rguenther@suse.de>
4361 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4362 (-ftree-salias): Likewise.
4363 (salias-max-implicit-fields): Remove param documentation.
4364 (salias-max-array-elements): Likewise.
4365 * tree-pass.h (pass_create_structure_vars): Remove.
4366 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4367 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4368 * tree-ssa-alias.c (create_structure_vars): Remove.
4369 (gate_structure_vars): Likewise.
4370 (pass_create_structure_vars): Likewise.
4371 (gate_build_alias): Likewise.
4372 (pass_build_alias): Adjust to run always and dump the function.
4373 * common.opt (ftree-salias): Hide.
4374 * passes.c (init_optimization_passes): Remove
4375 pass_create_structure_vars, adjust comment.
4376 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4377 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4378 * opts.c (decode_options): Do not set flag_tree_salias.
4379 (common_handle_option): Add OPT_ftree_salias to the backward
4380 compatibility section.
4382 2008-05-08 Richard Guenther <rguenther@suse.de>
4384 * tree-flow-inline.h (var_can_have_subvars): Move ...
4385 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4386 * tree-flow.h (var_can_have_subvars): Remove.
4387 (push_fields_onto_fieldstack): Remove.
4388 (sort_fieldstack): Likewise.
4389 (struct fieldoff): Move ...
4390 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4391 alias_set and base_for_components fields.
4392 (sort_fieldstack): Make static.
4393 (push_fields_onto_fieldstack): Likewise. Remove code that
4394 handles anything but RECORD_TYPEs. Remove alias_set and
4395 base_for_components handling.
4396 (create_variable_info_for): Adjust.
4398 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4400 * common.opt (Wframe-larger-than=): Shorten the help message
4402 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4404 2008-05-08 Rafael Espindola <espindola@google.com>
4406 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4408 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4409 trap and that both operands are gimple values.
4410 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4411 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4414 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4416 * read-rtl.c (join_c_conditions): Return the first string if the
4417 two strings are equal.
4419 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4421 * gensupport.h (pred_data): Add a "num_codes" field.
4422 (add_predicate_code): Declare.
4423 * gensupport.c (add_predicate_code): New function.
4424 (std_pred_table): Add an "allows_const_p" field.
4425 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4426 Remove the (incomplete) list of such codes from the codes field.
4427 (init_predicate_table): Use add_predicate_code. Add all
4428 RTX_CONST_OBJs if allows_const_p is true.
4429 * genrecog.c (process_define_predicate): Use add_predicate_code.
4431 2008-05-08 David Daney <ddaney@avtrex.com>
4432 Richard Sandiford <rsandifo@nildram.co.uk>
4434 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4435 special case of constant zero operands.
4436 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4437 old and new values. Special case constant zero values.
4438 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4440 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4441 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4443 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4446 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4447 similar RTX_CONST_OBJ before CONST_INT.
4449 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4451 * stmt.c (expand_stack_restore): Change sa mode if needed.
4453 2008-05-08 Richard Guenther <rguenther@suse.de>
4455 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4456 return type to bool.
4457 (ix86_sol10_return_in_memory): Likewise.
4458 (ix86_i386elf_return_in_memory): Likewise.
4459 (ix86_i386interix_return_in_memory): Likewise.
4460 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4461 (ix86_sol10_return_in_memory): Likewise.
4462 (ix86_i386elf_return_in_memory): Likewise.
4463 (ix86_i386interix_return_in_memory): Likewise.
4465 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4468 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4470 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4471 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4474 2008-05-08 Richard Guenther <rguenther@suse.de>
4476 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4477 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4478 (DR_SUBVARS): Remove.
4479 * tree-dfa.c (dump_subvars_for): Remove.
4480 (debug_subvars_for): Likewise.
4481 (dump_variable): Do not dump subvars.
4482 (remove_referenced_var): Do not remove subvars.
4483 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4484 (lookup_subvars_for_var): Remove.
4485 (get_subvars_for_var): Likewise.
4486 (get_subvars_at): Likewise.
4487 (get_first_overlapping_subvar): Likewise.
4488 (overlap_subvar): Likewise.
4489 * tree-flow.h (subvar_t): Remove.
4490 (struct var_ann_d): Remove subvars field.
4491 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4492 argument. Remove special handling of SFTs.
4493 (compute_tag_properties): Likewise.
4494 (set_initial_properties): Likewise.
4495 (compute_call_clobbered): Likewise.
4496 (count_mem_refs): Likewise.
4497 (compute_memory_partitions): Likewise.
4498 (compute_flow_insensitive_aliasing): Likewise.
4499 (setup_pointers_and_addressables): Likewise.
4500 (new_type_alias): Likewise.
4501 (struct used_part): Remove.
4502 (used_portions): Likewise.
4503 (struct used_part_map): Likewise.
4504 (used_part_map_eq): Likewise.
4505 (used_part_map_hash): Likewise.
4506 (free_used_part_map): Likewise.
4507 (up_lookup): Likewise.
4508 (up_insert): Likewise.
4509 (get_or_create_used_part_for): Likewise.
4510 (create_sft): Likewise.
4511 (create_overlap_variables_for): Likewise.
4512 (find_used_portions): Likewise.
4513 (create_structure_vars): Likewise.
4514 * tree.def (STRUCT_FIELD_TAG): Remove.
4515 * tree.h (MTAG_P): Adjust.
4516 (struct tree_memory_tag): Remove base_for_components and
4517 unpartitionable flags.
4518 (struct tree_struct_field_tag): Remove.
4519 (SFT_PARENT_VAR): Likewise.
4520 (SFT_OFFSET): Likewise.
4521 (SFT_SIZE): Likewise.
4522 (SFT_NONADDRESSABLE_P): Likewise.
4523 (SFT_ALIAS_SET): Likewise.
4524 (SFT_UNPARTITIONABLE_P): Likewise.
4525 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4526 (union tree_node): Remove sft field.
4527 * alias.c (get_alias_set): Remove special handling of SFTs.
4528 * print-tree.c (print_node): Remove handling of SFTs.
4529 * tree-dump.c (dequeue_and_dump): Likewise.
4530 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4531 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4532 * tree-predcom.c (set_alias_info): Do not set subvars.
4533 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4534 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4535 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4536 (add_vars_for_offset): Remove.
4537 (add_virtual_operand): Remove special handling of SFTs.
4538 (add_call_clobber_ops): Likewise.
4539 (add_call_read_ops): Likewise.
4540 (get_asm_expr_operands): Likewise.
4541 (get_modify_stmt_operands): Likewise.
4542 (get_expr_operands): Likewise.
4543 (add_to_addressable_set): Likewise.
4544 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4545 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4546 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4547 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4548 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4549 (tree_node_structure): Likewise.
4550 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4552 (find_what_p_points_to): Likewise.
4554 2008-05-08 Sa Liu <saliu@de.ibm.com>
4556 * config/spu/spu.md: Fixed subti3 pattern.
4558 2008-05-08 Richard Guenther <rguenther@suse.de>
4561 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4562 sure to create a representative for trailing arrays for PTA.
4564 2008-05-08 Richard Guenther <rguenther@suse.de>
4567 * fold-const.c (operand_equal_p): Two objects which types
4568 differ in pointerness are not equal.
4570 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4572 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4573 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4574 (emit_library_call_value_1): Add new variable fndecl initialized by
4575 NULL_TREE. It should be the decl type of orgfun, but this information
4576 seems not to be available here, so it uses the default calling abi.
4577 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4578 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4579 by TARGET_RETURN_IN_MEMORY.
4580 * config/i386/i386-interix.h: Likewise.
4581 * config/i386/i386.h: Likewise.
4582 * config/i386/i386elf.h: Likewise.
4583 * config/i386/ptx4-i.h: Likewise.
4584 * config/i386/sol2-10.h: Likewise.
4585 * config/i386/sysv4.h: Likewise.
4586 * config/i386/vx-common.h: Likewise.
4587 * config/cris/cris.h: Removed #if 0 clause.
4588 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4589 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4591 (ix86_sol10_return_in_memory): Likewise.
4592 (ix86_i386elf_return_in_memory): New.
4593 (ix86_i386interix_return_in_memory): New.
4594 * config/mt/mt-protos.h (mt_return_in_memory): New.
4595 * config/mt/mt.c: Likewise.
4596 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4597 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4598 * config/bfin/bfin.h: Likewise.
4599 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4601 * config/bfin/bfin.c: Likewise.
4602 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4603 * config/alpha/unicosmk.h: Likewise.
4604 * config/i386/cygming.h: Likewise.
4605 * config/iq2000/iq2000.h: Likewise.
4606 * config/mips/mips.h: Likewise.
4607 * config/mn10300/mn10300.h: Likewise.
4608 * config/rs6000/rs6000.h: Likewise.
4609 * config/score/score.h: Likewise.
4610 * config/spu/spu.h: Likewise.
4611 * config/v850/v850.h: Likewise.
4612 * defaults.h: Likewise.
4613 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4614 * expr.c (emit_block_move): Adjust use of
4615 OUTGOING_REG_PARM_STACK_SPACE.
4616 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4617 OUTGOING_REG_PARM_STACK_SPACE.
4618 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4620 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4622 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4623 on OMP_RETURN for OMP_FOR.
4626 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4627 (fortran_common): New function.
4628 (gen_variable_die): Call fortran_common instead of common_check,
4629 adjust for it returning tree instead of rtx. Formatting.
4631 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4635 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4636 * c-decl.c (merge_decls): Ditto.
4637 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4638 to RTL_CONST_OR_PURE_CALL_P.
4639 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4640 Initialized DECL_LOOPING_CONST_PURE.
4641 (process_call_operands): Set tree_side_effects properly.
4642 * tree.h (TREE_READONLY_DECL_P): Removed.
4643 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4644 (DECL_LOOPING_OR_CONST_P): New macro.
4645 (struct tree_function_decl): Added looping_const_or_pure_p.
4647 (ECF_LOOPING_OR_CONST_P): New macro.
4648 * rtlanal.c (pure_const_p): Removed.
4649 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4650 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4651 to RTL_CONST_CALL_P.
4652 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4653 (check_decl, check_tree, check_call, scan_function): Initialize
4655 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4656 (static_execute): Set looping true for recursive functions.
4657 Undo setting state to IPA_NEITHER for recursive functions.
4659 * ifcvt.c (noce_can_store_speculate_p): Changed
4660 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4661 RTL_CONST_OR_PURE_CALL_P.
4662 * dse.c (scan_insn): Ditto.
4663 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4664 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4665 RTL_CONST_OR_PURE_CALL_P.
4666 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4667 pure_call_p to RTL_CONST_CALL_P.
4668 * gimplify.c (gimplify_call_expr): Clear side effects for
4669 non-looping pure and constant calls.
4670 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4671 (flags_from_decl_or_type): Set ecf flags from decl flags.
4672 (initialize_argument_information): Turn off
4673 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4674 Change const to pure if callee_copies is true rather than just
4676 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4677 way of marking pure calls.
4678 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4679 Remove hack that was supposed to fix pr7335 and remove old
4680 way of marking pure calls.
4681 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4682 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4683 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4684 RTL_CONST_OR_PURE_CALL_P.
4685 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4686 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4687 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4688 * sched-deps.c (schedule_analyze): Ditto.
4689 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4690 return_val field of calls to represent pure and const function info.
4691 (CONST_OR_PURE_CALL_P): Deleted macro.
4692 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4693 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4694 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4696 * tree-optimize.c (execute_fixup_cfg): Added test for
4697 ECF_LOOPING_CONST_OR_PURE.
4698 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4700 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4701 effects for looping pure or const calls.
4702 (verify_gimple_expr): Added verification code.
4703 * config/alpha/alpha.c (alpha_legitimize_address,
4704 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4706 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4707 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4708 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4709 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4710 RTL_CONST_OR_PURE_CALL_P.
4711 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4712 and const calls to be deleted.
4714 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4718 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4719 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4720 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4721 to handle nonimmediate operands.
4722 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4723 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4724 to handle nonimmediate operands.
4725 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4726 (mmx_pmulhrwv4hi3): New expander. Use
4727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4728 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4729 (sse2_umulv1siv1di3): New expander. Use
4730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4731 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4732 (mmx_eq<mode>3): New expander. Use
4733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4734 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4735 (mmx_uavgv8qi3): New expander. Use
4736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4737 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4738 (mmx_uavgv4hi3): New expander. Use
4739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4741 * config/i386/sse.md
4742 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4743 to handle nonimmediate operands.
4744 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4745 to handle nonimmediate operands.
4746 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4747 to handle nonimmediate operands.
4748 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4749 to handle nonimmediate operands.
4750 (sse2_unpckhpd_exp): New expander. Use
4751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4752 (sse2_unpcklpd_exp): New expander. Use
4753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4754 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4755 to handle nonimmediate operands.
4756 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4757 to handle nonimmediate operands.
4758 (*sse2_<plusminus_insn><mode>3): Rename from
4759 sse2_<plusminus_insn><mode>3 insn pattern.
4760 (sse2_<plusminus_insn><mode>3): New expander. Use
4761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4762 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4763 (sse2_umulv2siv2di3): New expander. Use
4764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4765 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4766 (sse4_1_mulv2siv2di3): New expander. Use
4767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4768 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4769 (sse2_pmaddwd): New expander. Use
4770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4771 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4772 (sse2_eq<mode>3): New expander. Use
4773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4774 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4775 (sse4_1_eqv2di3): New expander. Use
4776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4777 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4778 (sse2_uavgv16qi3): New expander. Use
4779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4780 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4781 (sse2_uavgv16qi3): New expander. Use
4782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4783 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4784 (sse2_uavgv8hi3): New expander. Use
4785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4786 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4787 (ssse3_pmulhrswv8hi3): New expander. Use
4788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4789 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4790 (ssse3_pmulhrswv4hi3): New expander. Use
4791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4793 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4794 (<sse>_vmmul<mode>3): Ditto.
4795 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4797 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4798 (ssse3_pmaddubsw): Ditto.
4800 * config/i386/i386.c (struct_builtin_description)
4801 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4802 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4803 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4804 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4805 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4806 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4807 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4808 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4809 (ix86_fixup_binary_operands): Assert that src1
4810 and src2 must have the same mode when swapped.
4811 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4812 and ix86_binary_operator_ok. Do not force operands in registers
4815 2008-05-07 Jan Hubicka <jh@suse.cz>
4817 * cgraph.c (dump_cgraph_node): Update.
4818 * cgraph.h (cgraph_local_info): Break out inline summary.
4819 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4821 * ipa-inline (inline_summary): New accestor function.
4822 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4823 cgraph_decide_inlining, compute_inline_parameters): Update.
4824 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4826 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4828 Cleanup ColdFire scheduling support and add V4 pipeline model.
4830 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4831 (define_attr cpu): Add cfv4 value.
4832 (define_attr type, define_attr type1): Merge into a single 'type'
4833 attribute. Update all uses.
4834 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4835 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4837 (define_attr opx_mem, define_attr opy_mem): Remove.
4838 (define_attr op_mem): Clean up, update comment.
4839 (define_attr size): Use specific values instead of general int.
4840 (define_attr guess, define_attr split): Remove. Update all uses.
4841 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4842 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4843 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4844 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4845 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4846 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4847 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4848 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4849 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4850 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4851 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4852 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4853 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4854 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4855 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4856 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4857 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4858 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4859 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4860 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4861 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4862 Update or set attributes.
4863 (stack_tie): New fake instruction.
4865 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4866 (m68k_sched_attr_size): Update declaration.
4867 (m68k_sched_attr_type2): Remove.
4868 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4869 Declare new bypass predicates.
4871 * config/m68k/m68k.c (m68k_sched_issue_rate,
4872 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4874 (TARGET_SCHED_ISSUE_RATE,
4875 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4876 (override_options): Handle scheduling for ColdFire V4 core.
4877 (m68k_expand_prologue): Emit stack_tie.
4878 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4879 'OP_TYPE_FPN'. Update all uses.
4880 (sched_guess_p): Remove.
4881 (sched_address_type): Handle symbolic addresses.
4882 (sched_get_operand): New static function.
4883 (sched_operand_type): Merge into sched_attr_op_type.
4884 (sched_attr_op_type): Handle FP registers, handle quick constants,
4886 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4887 (m68k_sched_attr_size): Update. Move logic to ...
4888 (sched_get_attr_size_int): New static function.
4889 (sched_get_opxy_mem_type): New static function.
4890 (m68k_sched_attr_op_mem): Update.
4891 (m68k_sched_attr_type2): Remove.
4892 (sched_cfv4_bypass_data): New static variable.
4893 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4894 (m68k_sched_issue_rate): Implement scheduler hook.
4895 (struct _sched_ib: enabled_p): New field.
4896 (m68k_sched_variable_issue): Update. Handle V4.
4897 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4898 sched_dump_class_func_t, sched_dump_split_class,
4899 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4900 sched_dump_dfa_class, m68k_sched_dump): Remove.
4901 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4903 (m68k_sched_init_global): Remove statisctics dumping, introduce
4904 sanity check that all instructions have pipeline reservations. Handle
4906 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4907 Handle ColdFire V4 core.
4908 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4909 New static functions.
4910 (m68k_sched_address_bypass_p): New bypass predicate.
4911 (sched_get_indexed_address_scale): New static function.
4912 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4914 * cf.md: Update comments.
4915 (define_attr type2): Remove. Use 'type' attribute instead.
4917 (cf_ib): Rename to cfv123_ib. Update all uses.
4918 (cf_oep): Rename to cfv123_oep. Update all uses.
4919 (cf_chr): Rename to cfv123_chr. Update all uses.
4920 (cf_mem): Rename to cfv123_mem. Update all uses.
4921 (cf_mac): Move to more appropriate place.
4922 (cfv123_guess): New automaton and cpu_unit.
4923 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4924 Update uses of 'size' attribute. Handle before reload scheduling.
4925 (cfv123_guess): New dummy reservation for unhandled instructions.
4926 (cfv4_*): Pipeline description of ColdFire V4 core.
4927 (ignore): New reservation to handle 'ignore' type.
4929 2008-05-07 Ian Lance Taylor <iant@google.com>
4932 * gimplify.c (find_single_pointer_decl_1): Don't look through
4934 (find_single_pointer_decl): Adjust comments.
4936 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4939 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4940 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4943 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4944 integral type rather than floating point, then VIEW_CONVERT_EXPR
4945 to the floating point type.
4947 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4950 TFmode op0 to register.
4952 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4954 * c-decl.c (grokdeclarator): Comment typo.
4956 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4958 * tree-flow.h: Remove prototype for computed_goto_p.
4959 * tree-cfg.c (computed_goto_p): Make static.
4961 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4965 (contains_aligned_value_p): This. Handle _Decimal128.
4966 (ix86_function_arg_boundary): Only align _Decimal128 to its
4967 natural boundary and handle it properly.
4969 2008-05-06 Martin Jambor <mjambor@suse.cz>
4971 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4972 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4973 (ipcp_method_set_orig_node): Removed.
4974 (ipcp_cval_get_cvalue_type): Removed.
4975 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4976 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4977 (ipcp_cval_set_cvalue_type): Removed.
4978 (ipcp_cval_get_cvalue): Removed.
4979 (ipcp_cval_set_cvalue): Removed.
4980 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4981 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4982 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4983 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4984 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4985 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4986 (ipcp_get_ith_lattice): Changed parameters.
4987 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4988 (ipcp_lattice_from_jfunc): Changed parameters.
4989 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4990 (ipcp_method_cval_print): Added temporary variable info.
4991 (ipcp_redirect): Removed already unused local variable caller.
4992 (ipcp_redirect): New temporary variable orig_callee_info
4993 (ipcp_redirect): Removed newly unused local variable callee.
4994 (ipcp_redirect): Removed (a bit confusing) local variable type.
4995 (ipcp_insert_stage): Added local variable info.
4996 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4998 (ipcp_formal_create): Removed.
4999 (ipcp_method_cval_set): Removed.
5000 (ipcp_propagate_stage): Renamed lattice variables.
5001 (ipcp_method_cval_set_cvalue_type): Removed.
5002 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5003 (ipcp_print_all_lattices): Changed printed strings to refer to
5004 lattices rather than cvals.
5005 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5006 (ipcp_propagate_const): Changed formal parameters.
5007 (build_const_val): Changed formal parameters.
5008 (ipcp_insert_stage): Removed useless variable cvalue
5009 (build_const_val): Changed formal parameters.
5010 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5011 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5012 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5013 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5014 (ipcp_print_func_profile_counts): Changed string from "method" to
5016 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5017 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5018 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5019 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5020 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5021 (ipcp_lat_is_const): Changed parameters and made inline.
5022 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5023 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5024 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5025 the predicate condition directly
5026 (ipcp_propagate_stage): Added local variable args. Removed local
5027 variable callee. (Both are mere code simplifications.)
5028 (ipcp_method_dont_insert_const): Renamed to
5029 ipcp_node_not_modifiable_p.
5030 (ipcp_node_not_modifiable_p): Made inline.
5031 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5032 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5033 (ipcp_print_all_lattices): Removed variable cvalue
5034 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5037 2008-05-06 Olivier Hainque <hainque@adacore.com>
5039 * tree-sra.c (try_instantiate_multiple_fields): Early return
5040 if field has POINTER_TYPE.
5042 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5044 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5045 by using 'q' specifier for instruction.
5046 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5048 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5050 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5051 Change mode of zero_extract from QImode to HImode.
5052 (sign bit tests peepholes): (Ditto.).
5054 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5056 * config/i386/mmx.md: Remove double backslashes from asm templates.
5057 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5058 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5059 to handle nonimmediate operands.
5060 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5061 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5062 to handle nonimmediate operands.
5063 (*mmx_<code>v2sf3_finite): New insn pattern.
5064 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5065 (mmx_<code>v2sf3): New expander. Use
5066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5067 (mmx_<plusminus_insn><mode>3): New expander. Use
5068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5069 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5070 (mmx_add<mode>3): Removed.
5071 (mmx_ssadd<mode>3): Ditto.
5072 (mmx_usadd<mode>3): Ditto.
5073 (mmx_sub<mode>3): Ditto.
5074 (mmx_sssub<mode>3): Ditto.
5075 (mmx_ussub<mode>3): Ditto.
5076 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5077 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5078 to handle nonimmediate operands.
5079 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5081 (mmx_smulv4hi3_highpart): New expander. Use
5082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5083 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5085 (mmx_umulv4hi3_highpart): New expander. Use
5086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5087 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5088 (mmx_<code>v4hi3): New expander. Use
5089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5090 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5091 (mmx_<code>v8qi3): New expander. Use
5092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5093 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5094 (mmx_<code><mode>3): New expander. Use
5095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5097 2008-05-05 Jan Hubicka <jh@suse.cz>
5099 PR tree-optimization/36118
5100 * passes.c (pass_init_dump_file): Fix dump header.
5102 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5106 VCE for function decls.
5108 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5110 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5112 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5114 * config/i386/i386.md (sat_plusminus): New.
5115 (plusminus_insn): Likewise.
5116 (plusminus_mnemonic): Likewise.
5118 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5119 (*<addsub><mode>3_cc_overflow): Renamed to ...
5120 (*<plusminus_insn><mode>3_cc_overflow): This.
5121 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5122 (*<plusminus_insn>si3_zext_cc_overflow): This.
5124 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5125 (<plusminus_insn><mode>3): This.
5126 (*<addsub><mode>3): Renamed to ...
5127 (*<plusminus_insn><mode>3): This.
5128 (<sse>_vm<addsub><mode>3): Renamed to ...
5129 (<sse>_vm<plusminus_insn><mode>3): This.
5130 (sse3_h<addsub>v4sf3): Renamed to ...
5131 (sse3_h<plusminus_insn>v4sf3): This.
5132 (sse3_h<addsub>v2df3): Renamed to ...
5133 (sse3_h<plusminus_insn>v2df3): This.
5134 (<plusminus_insn><mode>3): New.
5135 (*<plusminus_insn><mode>3): Likewise.
5136 (sse2_<plusminus_insn><mode>3): Likewise.
5137 (add<mode>): Removed.
5138 (*add<mode>3): Likewise.
5139 (sse2_ssadd<mode>3): Likewise.
5140 (sse2_usadd<mode>3): Likewise.
5141 (sub<mode>3): Likewise.
5142 (*sub<mode>3): Likewise.
5143 (sse2_sssub<mode>3): Likewise.
5144 (sse2_ussub<mode>3): Likewise.
5146 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5148 * gthr-single.h: Add in required interface elements as per gthr.h.
5149 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5150 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5151 Generalize UNUSED macro.
5152 (__gthread_once): Add.
5153 (__gthread_key_create): Add.
5154 (__gthread_key_delete): Add.
5155 (__gthread_getspecific): Add.
5156 (__gthread_setspecific): Add.
5158 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5161 the same size types for the indirect reference on the rhs, then
5164 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.md
5167 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5168 one insn template instead of template series.
5169 (*xordi_1_rex64): Ditto.
5170 (*xordi_2_rex64): Ditto.
5172 2008-05-05 Ira Rosen <irar@il.ibm.com>
5174 PR tree-optimization/36119
5175 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5178 2008-06-04 Jan Hubicka <jh@suse.cz>
5180 tree-optimization/36100
5181 * tree-pass.h (pass_O0_always_inline): Declare.
5182 * ipa-inline.c (inline_transform): Remove dead code.
5183 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5184 pass_O0_always_inline): New.
5185 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5187 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5189 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5190 mnemonic in this_param move for TARGET_64BIT.
5192 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5194 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5195 (*strmovsi_rex_1): Ditto.
5196 (*strsetsi_1): Ditto.
5197 (*strsetsi_rex_1): Ditto.
5199 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5200 adddicc expanders using SWI mode iterator.
5202 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5205 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5208 2008-05-04 David S. Miller <davem@davemloft.net>
5210 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5211 (sparc*-*-linux*): Use linux.h in tm_file.
5212 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5213 compiler defaulting to 32-bit.
5214 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5216 * config/sparc/linux.h: Remove definitions now obtained
5217 properly from linux.h
5218 * config/sparc/linux64.h: Likewise.
5219 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5220 don't want this setting for 32-bit builds in a biarch compiler.
5221 * doc/install.texi: Add sparc-linux to list of targets
5222 supporting --enable-targets=all.
5224 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5226 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5228 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5231 after V4SI_FTYPE_V8HI.
5232 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5233 case V4SI_FTYPE_V2DF.
5235 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5237 * doc/invoke.texi (max-flow-memory-locations): Removed.
5238 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5240 2008-05-03 Richard Guenther <rguenther@suse.de>
5243 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5245 2008-05-02 David S. Miller <davem@davemloft.net>
5247 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5249 2008-05-02 Simon Baldwin <simonb@google.com>
5252 * c-common.h (warn_array_subscript_range): Removed.
5253 * c-common.c (warn_array_subscript_range): Ditto.
5254 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5255 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5257 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5259 * config/i386/i386.c (ix86_special_builtin_type): New.
5260 (bdesc_special_args): Likewise.
5261 (ix86_expand_special_args_builtin): Likewise.
5262 (ix86_init_mmx_sse_builtins): Updated.
5263 (ix86_expand_builtin): Updated.
5264 (ix86_expand_store_builtin): Removed.
5265 (ix86_expand_unop_builtin): Likewise.
5267 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5268 * config/i386/mmintrin.h (__v2sf): Here.
5270 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5272 (_mm_loadl_pi): Likewise.
5273 (_mm_storeh_pi): Replace __v2si with __v2sf.
5274 (_mm_storel_pi): Likewise.
5276 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5277 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5278 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5279 __builtin_ia32_loadlpd.
5281 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5283 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5284 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5285 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5286 (ix86_init_mmx_sse_builtins): Updated.
5287 (ix86_expand_args_builtin): Likewise.
5288 (ix86_expand_builtin): Likewise.
5289 (ix86_expand_unop1_builtin): Renamed to ...
5290 (ix86_expand_unop_vec_merge_builtin): This.
5292 2008-05-01 Jan Hubicka <jh@suse.cz>
5295 * ipa-inline.c (inline_generate_summary): Make static.
5296 (inline_transform): Do not call inlining at -O0; make static.
5297 * passes.c (execute_todo): Add sanity check.
5298 (execute_one_ipa_transform_pass): Execute proper flags.
5300 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5302 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5303 (DECL_NONADDRESSABLE_P): Likewise.
5304 * alias.c (record_component_aliases): Fix comment.
5306 2008-05-01 Simon Baldwin <simonb@google.com>
5308 * c-common.h (warn_array_subscript_range): New function.
5309 * c-common.c (warn_array_subscript_range): Ditto.
5310 * tree-vrp.c (check_array_ref): Corrected code to agree with
5311 comment, ignoring only arrays of size 0 or size 1.
5312 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5314 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5316 * config/i386/i386.c (ix86_builtin_type): Replace
5317 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5318 (bdesc_args): Updated.
5319 (ix86_init_mmx_sse_builtins): Likewise.
5320 (ix86_expand_args_builtin): Likewise.
5322 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5325 * doc/extend.texi: Correct __builtin_ia32_palignr.
5327 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5330 * config/i386/i386.c (bdesc_crc32): Removed.
5331 (ix86_expand_crc32): Likewise.
5332 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5333 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5334 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5335 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5336 UINT_FTYPE_UINT_UCHAR.
5337 (bdesc_args): Updated. Add crc32 builtins.
5338 (ix86_init_mmx_sse_builtins): Updated.
5339 (ix86_expand_args_builtin): Updated to support subreg.
5341 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5343 2008-05-01 Jan Hubicka <jh@suse.cz>
5345 * tree-pass.h (opt_pass): Add IPA_PASS.
5346 (varpool_node, cgraph_node): Forward declare.
5347 (ipa_opt_pass): Define.
5348 (pass_ipa_inline): Turn into ipa_opt_pass.
5349 (pass_apply_inline): Remove.
5350 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5351 (apply_inline): Turn into ....
5352 (inline_transform): ... this one.
5353 (inline_generate_summary): New function.
5354 (pass_apply_inline): Remove.
5355 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5357 (struct function): Add ipa_transforms_to_apply.
5358 * passes.c (register_one_dump_file): Work on IPA_PASS.
5359 (init_optimization_passes): Remove pass_inline_parameters and
5361 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5362 (execute_one_pass) ... here; apply transforms when possible.
5363 (add_ipa_transform_pass, execute_ipa_summary_asses,
5364 execute_one_ipa_transform_pass): New.
5365 (execute_ipa_pass_list): Update for IPA_PASS type.
5367 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5369 * config/i386/i386.c (ix86_builtin_type): Add
5370 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5371 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5372 (bdesc_args): Add SSE4a builtins.
5373 (ix86_init_mmx_sse_builtins): Updated.
5374 (ix86_expand_args_builtin): Likewise.
5375 (ix86_expand_builtin): Likewise.
5377 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5379 * config/i386/i386.c (ix86_builtin_type): Add
5380 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5381 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5382 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5383 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5384 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5385 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5386 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5387 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5388 and DI_FTYPE_DI_DI_INT.
5389 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5390 (ix86_init_mmx_sse_builtins): Updated.
5391 (ix86_expand_args_builtin): Likewise.
5392 (ix86_expand_builtin): Likewise.
5393 (ix86_expand_binop_imm_builtin): Removed.
5395 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5397 2008-04-30 Richard Guenther <rguenther@suse.de>
5399 PR tree-optimization/32921
5400 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5402 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5404 * config/arm/arm.c (arm_unwind_emit): Use
5405 crtl->all_throwers_are_sibcalls instead of
5406 cfun->all_throwers_are_sibcalls.
5407 (arm_output_fn_unwind): Likewise.
5408 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5409 instead of cfun->uses_pic_offset_table.
5410 (frv_expand_prologue): Likewise.
5411 (frv_frame_pointer_required): Likewise.
5412 (frv_expand_fdpic_call): Likewise.
5413 (frv_emit_movsi): Likewise.
5414 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5415 cfun->returns_pcc_struct instead of
5416 current_function_returns_pcc_struct.
5417 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5418 instead of cfun->calls_eh_return.
5419 (m32c_pushm_popm): Likewise.
5420 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5421 "extern" declaration.
5423 2008-04-30 Richard Guenther <rguenther@suse.de>
5425 PR tree-optimization/21636
5426 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5428 (evaluate_stmt): Print the likely value.
5429 (ccp_visit_stmt): Avoid excessive vertical spacing.
5431 2008-04-30 Rafael Espindola <espindola@google.com>
5433 * builtins.c (fold_call_expr): Return realret.
5434 * tree-ssa-threadedge.c
5435 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5436 __builtin_object_size.
5438 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5440 * gcc.c (wrapper_string): New variable.
5441 (insert_wrapper): New function.
5442 (execute): New option -wrapper.
5443 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5445 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5447 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5448 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5449 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5451 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5452 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5453 config/rs6000/e500crtres64gprctr.asm,
5454 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5455 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5456 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5457 config/rs6000/e500crtsav64gprctr.asm,
5458 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5459 config/rs6000/e500crtsavg64gprctr.asm: New files.
5460 * config/rs6000/t-ppccomm: Add build rules for new files.
5461 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5462 * config/rs6000/t-netbsd: Add build rules for new files.
5463 (LIB2FUNCS_STATIC_EXTRA): New variable.
5464 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5465 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5466 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5468 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5470 * config/i386/i386.c (ix86_builtin_type): Add
5471 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5472 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5473 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5474 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5475 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5476 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5477 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5478 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5479 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5480 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5481 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5482 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5483 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5484 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5485 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5486 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5487 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5488 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5489 V1DI_FTYPE_V2SI_V2SI.
5490 (bdesc_2arg): Moved to ...
5492 (ix86_init_mmx_sse_builtins): Updated.
5493 (ix86_expand_args_builtin): Updated. Take a pointer
5494 to const struct builtin_description. Handle comparison
5496 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5497 (ix86_expand_builtin): Updated.
5499 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5500 (ssse3_pmaddubsw128): This.
5501 (ssse3_pmaddubswv4hi3): Renamed to ...
5502 (ssse3_pmaddubsw): This.
5504 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5505 (__builtin_ia32_packssdw128): Likewise.
5506 (__builtin_ia32_packuswb128): Likewise.
5507 (__builtin_ia32_pmaddubsw): Likewise.
5508 (__builtin_ia32_pmaddubsw128): Likewise.
5510 2008-04-30 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/14847
5513 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5514 (recognize_bits_test): Use it.
5515 (recognize_single_bit_test): Likewise.
5517 2008-04-30 Martin Jambor <mjambor@suse.cz>
5519 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5520 instead of setting number of formal parameters to zero.
5521 (ipcp_init_stage): Do not set the number of actual parameters to zero
5523 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5524 which are called with variable number of arguments.
5525 (ipcp_insert_stage): Explicitely skipping all nodes which are
5526 called with variable number of arguments.
5527 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5528 number of parameters.
5530 * ipa-prop.h (struct ipa_node_params): Added flag
5531 called_with_var_arguments
5532 (ipa_set_param_count): Added. Changed sole setter to use it.
5533 (ipa_get_param_count): Added. All readers of param_count
5534 converted to use it instead.
5535 (ipa_set_called_with_variable_arg): Added.
5536 (ipa_is_called_with_var_arguments): Added.
5537 (ipa_get_ith_param): Added. All readers of param_decls converted
5539 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5541 (ipa_get_cs_argument_count): Added, all readers of argument_count
5543 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5546 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5547 (struct ipcp_lattice): Renamed cval_type to type
5548 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5550 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5551 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5552 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5553 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5554 (build_const_val): Changed the type of parameter cvalue to tree
5555 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5556 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5558 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5561 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5562 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5563 (ipa_add_method): Renamed to ipa_push_func_to_list
5564 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5565 (ipa_callsite_param_count): Removed.
5566 (ipa_callsite_param_count_set): Removed.
5567 (ipa_callsite_param): Removed.
5568 (ipa_callsite_callee): Removed.
5569 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5570 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5571 (ipa_method_formal_count): Removed.
5572 (ipa_method_formal_count_set): Removed.
5573 (ipa_method_get_tree): Removed.
5574 (ipa_method_tree_map_create): Removed.
5575 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5576 (ipa_create_param_decls_array): Creates the array itself
5577 (ipa_create_param_decls_array): Temporary variable info instead of
5579 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5580 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5581 (get_type): Removed.
5582 (ipa_jf_get_info_type): Removed.
5583 (ipa_node_create): Renamed to ipa_create_node_params
5584 (ipa_free): Renamed to ipa_free_all_node_params
5585 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5586 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5587 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5588 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5589 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5590 ipa_free_all_edge_args
5591 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5592 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5593 (ipa_create_methodlist_node): Removed.
5594 (ipa_methodlist_method): Removed.
5595 (ipa_methodlist_method_set): Removed.
5596 (ipa_methodlist_next_method): Removed.
5597 (ipa_methodlist_next_method_set): Removed.
5598 (ipa_method_is_modified): Removed.
5599 (ipa_method_modify_create): Removed.
5600 (ipa_method_modify_init): Temporary variable info instead of a few
5602 (ipa_detect_param_modifications): Temporary variable info instead of
5604 (ipa_compute_jump_functions): Temporary variable info instead of
5606 (ipa_method_modify_set): Removed.
5607 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5608 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5609 than craph_node as the first parameter.
5610 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5611 (ipa_method_modify_init): Removed.
5612 (ipa_compute_jump_functions): Added a temp variable instead of
5613 repeatadly dereferencing the cgraph_edge.aux pointer
5614 (ipa_callsite_param_set_type): Removed.
5615 (ipa_compute_jump_functions): i renamed to index and moved to
5617 (ipa_callsite_param_set_info_type_formal): Removed.
5618 (ipa_callsite_param_set_info_type): Removed.
5619 (ipa_callsite_param_map_create): Removed.
5620 (ipa_callsite_tree): Removed.
5621 (ipa_callsite_caller): Removed.
5622 (ipa_pop_func_from_list): return_method removed to return_func
5624 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5625 prefixed all values with IPA_. Changed all users.
5626 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5627 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5628 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5629 (union parameter_info): Renamed to jump_func_value.
5630 (union jump_func_value): Renamed value to constant
5631 (struct ipa_jump_func): Renamed info_type to value
5632 (struct ipa_node): Renamed to ipa_node_params
5633 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5634 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5635 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5636 (struct ipa_edge): Renamed to ipa_edge_args
5637 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5638 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5639 (struct ipa_methodlist): Renamed to ipa_func_list
5640 (struct ipa_func_list): method_p renamed to node, next_method
5642 (ipa_methodlist_p): Removed, switched all users to struct pointer
5643 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5645 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5647 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5648 (rs6000_emit_epilogue): Use backchain to restore only when we
5649 have a large frame. Make use of frame pointer to restore if we
5650 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5652 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5654 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5655 Add mode to zero_extract.
5656 (sign bit tests peepholes): (Ditto.).
5658 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5661 Instructions in comments with SSE3.
5662 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5663 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5664 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5665 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5666 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5667 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5668 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5669 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5670 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5671 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5672 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5673 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5674 (bdesc_sse_args): Renamed to ...
5675 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5676 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5677 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5679 (bdesc_1arg): Moved to ...
5681 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5682 Instructions in comments with SSE3.
5683 (ix86_expand_sse_operands_builtin): Renamed to ...
5684 (ix86_expand_args_builtin): This. Updated.
5685 (ix86_expand_unop1_builtin): Update comments.
5686 (ix86_expand_builtin): Updated.
5688 2008-04-29 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/36078
5691 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5692 Update virtual SSA form after cleaning up the CFG.
5694 2008-04-29 Richard Guenther <rguenther@suse.de>
5697 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5699 2008-04-29 Richard Guenther <rguenther@suse.de>
5701 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5702 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5703 (compute_flow_insensitive_aliasing): Do not treat
5704 PTR_IS_REF_ALL pointers special.
5705 (get_smt_for): Likewise.
5706 (may_alias_p): Re-structure.
5707 (is_escape_site): A ref-all pointer conversion is not an escape site.
5708 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5709 PTR_IS_REF_ALL pointers special.
5710 * tree-ssa-structalias.h (struct alias_info): Remove
5711 ref_all_symbol_mem_tag field.
5712 (PTR_IS_REF_ALL): Remove.
5714 2008-04-29 Richard Guenther <rguenther@suse.de>
5717 * fold-const.c (extract_muldiv_1): In combining division constants
5718 make sure to never overflow.
5720 2008-04-29 Nick Clifton <nickc@redhat.com>
5722 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5724 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5727 * optc-gen.awk: Work around HP-UX/IA awk bug.
5729 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5731 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5734 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5737 * config/i386/i386.md
5738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5739 Change operand 1 predicate to nonimmediate_operand.
5741 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5744 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5746 * gengtype.c (walk_type, write_func_for_structure): Handle
5748 * doc/gty.texi: Document chain_circular.
5750 2008-04-28 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/36066
5753 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5756 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/i386.md
5760 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5761 Use match_scratch instead of match_operand for operands 3 and 4.
5763 2008-04-27 Richard Guenther <rguenther@suse.de>
5765 PR tree-optimization/18754
5766 PR tree-optimization/34223
5767 * tree-pass.h (pass_complete_unrolli): Declare.
5768 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5769 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5770 Rewrite loop into loop closed SSA form if it is not already.
5771 (tree_unroll_loops_completely): Re-structure to iterate over
5772 innermost loops with intermediate CFG cleanups.
5773 Unroll outermost loops only if requested or the code does not grow
5775 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5776 loops are available.
5777 (tree_vectorize): Instead do so here.
5778 (tree_complete_unroll): Also unroll outermost loops.
5779 (tree_complete_unroll_inner): New function.
5780 (gate_tree_complete_unroll_inner): Likewise.
5781 (pass_complete_unrolli): New pass.
5782 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5783 uses outside of the loop.
5784 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5785 form if it is available.
5786 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5787 * passes.c (init_optimization_passes): Schedule complete inner
5788 loop unrolling pass before the first CCP pass after final inlining.
5790 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5792 * targhooks.h (default_emutls_var_fields,
5793 default_emutls_var_init): Declare.
5794 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5795 * target.h (struct gcc_target): Add struct emutls member.
5796 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5797 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5798 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5799 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5800 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5801 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5802 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5803 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5804 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5805 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5806 emit debug information.
5807 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5808 * varasm.c: Include targhooks.h.
5809 (emutls_object_section, emutls_tmpl_section): New.
5810 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5811 (EMUTLS_SEPARATOR): New.
5813 (get_emutls_object_name): New.
5814 (default_emutls_var_fields): New, broken out of ...
5815 (get_emutls_object_type): ... here. Adjust to use target hooks.
5816 (get_emutls_init_templ_addr): Adjust to use target hooks.
5817 (emutls_decl): Adjust to use target hooks.
5818 (emutls_finish): Likewise.
5819 (default_emutls_var_init): New, broken out of ...
5820 (assemble_variable): ... here. Adjust to use target hooks.
5821 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5823 * c-common.c (handle_section_attribute): Prevent overriding
5824 sections for emulated tls with special sections.
5825 * config/i386/i386.c (x86_64_elf_select_section): Add
5826 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5827 (x86_64_elf_unique_section): Likewise.
5828 * config/vxworks.c: Include tree.h.
5829 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5830 (vxworks_override_options): Set TLS scheme.
5831 * doc/tm.texi (Emulated TLS): New node.
5833 2008-04-26 Simon Baldwin <simonb@google.com>
5836 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5837 with propagated string constants.
5839 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5841 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5842 constraint for operand 2 when operand 0 is memory operand.
5843 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5844 operand 0 is memory operand.
5845 (fix_trunc<mode>_i387_with_temp): Ditto.
5846 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5847 operand 2 when operand 1 is memory operand.
5848 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5849 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5850 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5851 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5852 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5853 operands 2,3 and 4 when operand 1 is memory operand.
5854 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5856 (fistdi2_floor_with_temp): Ditto.
5857 (fist<mode>2_floor_with_temp): Ditto.
5858 (fistdi2_ceil_with_temp): Ditto.
5859 (fist<mode>2_ceil_with_temp): Ditto.
5860 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5862 2008-04-26 David Daney <ddaney@avtrex.com>
5864 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5866 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5867 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5868 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5869 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5870 (compare_and_swap_12): New insn.
5871 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5872 * config/mips/mips.c (mips_force_binary): New function.
5873 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5874 (mips_expand_compare_and_swap_12): New function.
5875 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5877 2008-04-25 Jan Hubicka <jh@suse.cz>
5880 * cfgexpand.c (pass_expand): Turn into RTL pass.
5881 * passes.c (execute_one_pass): Do pass typechecking after execution.
5882 * tree-pass.h (pass_expand): Turn into RTL pass.
5884 * function.h (struct rtl_data): Move here fields
5885 accesses_prior_frames, calls_eh_return, saves_all_registers,
5886 has_nonlocal_goto, has_asm_statement, is_thunk,
5887 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5888 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5889 arg_pointer_save_area_init from struct function; turn into bool.
5890 (struct function): Move
5891 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5892 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5893 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5894 tail_call_emit, arg_pointer_save_area_init
5895 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5896 (current_function_returns_struct, current_function_returns_pcc_struct,
5897 current_function_calls_setjmp, current_function_calls_alloca,
5898 current_function_accesses_prior_frames,
5899 current_function_calls_eh_return, current_function_is_thunk,
5900 current_function_stdarg, current_function_profile,
5901 current_function_limit_stack, current_function_uses_pic_offset_table,
5902 current_function_uses_const_pool, current_function_has_nonlocal_label,
5903 current_function_saves_all_registers,
5904 current_function_has_nonlocal_goto,
5905 current_function_has_asm_statement): Remove accesor macros.
5906 * ra-conflict.c (global_conflicts): Update.
5907 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5908 (suitable_for_tail_call_opt_p): Update.
5909 * builtins.c (expand_builtin_return_addr): Update.
5910 (expand_builtin_setjmp_setup): Update.
5911 (expand_builtin_nonlocal_goto): Update.
5912 * final.c (final_start_function): Update.
5913 (profile_function): Update.
5914 (leaf_function_p): Update.
5915 (only_leaf_regs_used): Update.
5916 * df-scan.c (df_get_exit_block_use_set): Update.
5917 * dojump.c (clear_pending_stack_adjust): Update.
5918 * tree-stdarg.c (gate_optimize_stdarg): Update.
5919 * gimple-low.c (lower_function_body): Update.
5920 * global.c (compute_regsets): Update.
5921 (global_alloc): Update.
5922 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5923 * expr.c (expand_assignment): Update.
5924 * dse.c (dse_step0): Update.
5925 (dse_step1): Update.
5926 * c-decl.c (store_parm_decls): Update.
5927 * local-alloc.c (combine_regs): Update.
5928 (find_free_reg): Update.
5929 * function.c (assign_parms_augmented_arg_list): Update.
5930 (assign_parm_find_data_types): Update.
5931 (assign_parms): Update.
5932 (allocate_struct_function): Update.
5933 (expand_function_start): Update.
5934 (expand_function_end): Update.
5935 (get_arg_pointer_save_area): Update.
5936 (thread_prologue_and_epilogue_insns): Update.
5937 (rest_of_match_asm_constraints): Update.
5938 * stor-layout.c (variable_size): Update.
5939 * gcse.c (gcse_main): Update.
5940 (bypass_jumps): Update.
5941 * gimplify.c (gimplify_function_tree): Update.
5942 * calls.c (emit_call_1): Update.
5943 (expand_call): Update.
5944 * bt-load.c (compute_defs_uses_and_gen): Update.
5945 * except.c (sjlj_assign_call_site_values): Update.
5946 (sjlj_emit_function_enter): Update.
5947 (can_throw_external): Update.
5948 (set_nothrow_function_flags): Update.
5949 (expand_builtin_unwind_init): Update.
5950 (expand_eh_return): Update.
5951 (convert_to_eh_region_ranges): Update.
5952 (output_function_exception_table): Update.
5953 * emit-rtl.c (gen_tmp_stack_mem): Update.
5954 * cfgexpand.c (expand_used_vars): Update.
5955 (tree_expand_cfg): Update.
5956 * cfgcleanup.c (rest_of_handle_jump): Update.
5957 * explow.c (allocate_dynamic_stack_space): Update.
5958 * varasm.c (assemble_start_function): Update.
5959 (force_const_mem): Update.
5960 (mark_constant_pool): Update.
5961 * tree-optimize.c (tree_rest_of_compilation): Update.
5962 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5963 * tree-cfg.c (notice_special_calls): Update.
5964 (is_ctrl_altering_stmt): Update.
5965 (tree_can_make_abnormal_goto): Update.
5966 (tree_purge_dead_abnormal_call_edges): Update.
5967 * config/alpha/predicates.md: Update.
5968 * config/alpha/alpha.c (alpha_sa_mask): Update.
5969 (alpha_sa_size): Update.
5970 (alpha_does_function_need_gp): Update.
5971 (alpha_expand_prologue): Update.
5972 (alpha_start_function): Update.
5973 (alpha_output_function_end_prologue): Update.
5974 (alpha_expand_epilogue): Update.
5975 * config/frv/frv.c (frv_stack_info): Update.
5976 (frv_expand_epilogue): Update.
5977 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5978 (s390_register_info): Update.
5979 (s390_frame_info): Update.
5980 (s390_init_frame_layout): Update.
5981 (s390_can_eliminate): Update.
5982 (save_gprs): Update.
5983 * config/spu/spu.c (spu_split_immediate): Update.
5984 (need_to_save_reg): Update.
5985 (spu_expand_prologue): Update.
5986 (spu_expand_epilogue): Update.
5987 * config/sparc/sparc.md: Update.
5988 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5989 (sparc_tls_got): Update.
5990 (legitimize_pic_address): Update.
5991 (sparc_emit_call_insn): Update.
5992 (sparc_expand_prologue): Update.
5993 (output_return): Update.
5994 (print_operand): Update.
5995 (sparc_function_ok_for_sibcall): Update.
5996 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5997 * config/m32r/m32r.md: Update.
5998 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5999 (m32r_compute_frame_size): Update.
6000 (m32r_expand_prologue): Update.
6001 (m32r_expand_epilogue): Update.
6002 (m32r_legitimize_pic_address): Update.
6003 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6004 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6005 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6007 (ix86_save_reg): Update.
6008 (ix86_compute_frame_layout): Update.
6009 (ix86_expand_prologue): Update.
6010 (ix86_expand_epilogue): Update.
6011 * config/sh/sh.c (output_stack_adjust): Update.
6012 (calc_live_regs): Update.
6013 (sh5_schedule_saves): Update.
6014 (sh_expand_prologue): Update.
6015 (sh_expand_epilogue): Update.
6016 (sh_setup_incoming_varargs): Update.
6017 (sh_allocate_initial_value): Update.
6018 (sh_get_pr_initial_val): Update.
6019 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6020 * config/sh/sh.md (label:): Update.
6021 * config/avr/avr.c (out_movhi_mr_r): Update.
6022 * config/crx/crx.h (enum): Update.
6023 * config/xtensa/xtensa.h (along): Update.
6024 * config/stormy16/stormy16.c Update.
6025 (xstormy16_compute_stack_layout): Update.
6026 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6027 (fr30_expand_prologue): Update.
6028 * config/cris/cris.c (cris_conditional_register_usage): Update.
6029 (cris_reg_saved_in_regsave_area): Update.
6030 (cris_initial_frame_pointer_offset): Update.
6031 (cris_simple_epilogue): Update.
6032 (cris_expand_prologue): Update.
6033 (cris_expand_epilogue): Update.
6034 (cris_expand_pic_call_address): Update.
6035 (cris_asm_output_symbol_ref): Update.
6036 (cris_asm_output_label_ref): Update.
6037 * config/cris/cris.md Update.
6038 * config/iq2000/iq2000.c (compute_frame_size): Update.
6039 (iq2000_expand_epilogue): Update.
6040 * config/mt/mt.h (save_direction): Update.
6041 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6042 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6043 (ia64_secondary_reload_class): Update.
6044 * config/m68k/m68k.c (m68k_save_reg): Update.
6045 (m68k_expand_prologue): Update.
6046 (m68k_expand_epilogue): Update.
6047 (legitimize_pic_address): Update.
6048 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6049 (first_reg_to_save): Update.
6050 (first_altivec_reg_to_save): Update.
6051 (compute_vrsave_mask): Update.
6052 (compute_save_world_info): Update.
6053 (rs6000_stack_info): Update.
6054 (spe_func_has_64bit_regs_p): Update.
6055 (rs6000_ra_ever_killed): Update.
6056 (rs6000_emit_eh_reg_restore): Update.
6057 (rs6000_emit_allocate_stack): Update.
6058 (rs6000_emit_prologue): Update.
6059 (rs6000_emit_epilogue): Update.
6060 (rs6000_output_function_epilogue): Update.
6061 (output_profile_hook): Update.
6062 (rs6000_elf_declare_function_name): Update.
6063 * config/rs6000/rs6000.h (rs6000_args): Update.
6064 * config/rs6000/rs6000.md: Update.
6065 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6066 * config/arc/arc.c (arc_output_function_epilogue): Update.
6067 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6068 * config/darwin.c (machopic_function_base_name): Update.
6069 * config/score/score3.c (score3_compute_frame_size): Update.
6072 (score3_epilogue): Update.
6073 * config/score/score7.c (score7_compute_frame_size): Update.
6074 (score7_prologue): Update.
6075 (score7_epilogue): Update.
6076 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6077 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6078 * config/arm/arm.c (use_return_insn): Update.
6079 (require_pic_register): Update.
6080 (arm_load_pic_register): Update.
6081 (arm_compute_save_reg0_reg12_mask): Update.
6082 (arm_compute_save_reg_mask): Update.
6083 (thumb1_compute_save_reg_mask): Update.
6084 (output_return_instruction): Update.
6085 (arm_output_function_prologue): Update.
6086 (arm_output_epilogue): Update.
6087 (arm_get_frame_offsets): Update.
6088 (arm_expand_prologue): Update.
6089 (thumb_pushpop): Update.
6090 (thumb_exit): Update.
6091 (thumb1_expand_prologue): Update.
6092 (thumb1_expand_epilogue): Update.
6093 (arm_unwind_emit): Update.
6094 (arm_output_fn_unwind): Update.
6095 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6096 * config/arm/arm.md: Update.
6097 * config/pa/pa.md: Update.
6098 * config/pa/pa.c (legitimize_pic_address): Update.
6099 (compute_frame_size): Update.
6100 (hppa_expand_prologue): Update.
6101 (hppa_expand_epilogue): Update.
6102 (borx_reg_operand): Update.
6103 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6104 (HARD_REGNO_RENAME_OK): Update.
6105 * config/mips/mips.c (mips_global_pointer): Update.
6106 (mips_save_reg_p): Update.
6107 (mips_compute_frame_info): Update.
6108 (mips_frame_pointer_required): Update.
6109 (mips_expand_prologue): Update.
6110 (mips_expand_epilogue): Update.
6111 (mips_can_use_return_insn): Update.
6112 (mips_reorg_process_insns): Update.
6113 * config/v850/v850.c (compute_register_save_size): Update.
6114 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6115 * config/mmix/mmix.c (along): Update.
6116 (mmix_expand_epilogue): Update.
6117 * config/bfin/bfin.c (legitimize_pic_address): Update.
6118 (must_save_p): Update.
6119 (stack_frame_needed_p): Update.
6120 (add_to_reg): Update.
6121 (bfin_expand_prologue): Update.
6122 * stmt.c (expand_asm_operands): Update.
6123 * reload1.c (reload): Update.
6124 (init_elim_table): Update.
6126 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6128 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6130 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6133 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6134 (mov<mode>): Removed.
6135 (*movv4sf_internal): Likewise.
6136 (*movv2df_internal): Likewise.
6138 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6140 * config.gcc (crx-*-elf): Remove deprecation.
6142 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6144 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6145 __gcc_deregister_frame with atexit.
6146 (deregister_frame_dtor): Remove.
6148 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6149 Nathan Sidwell <nathan@codesourcery.com>
6151 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6153 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6154 (rs6000_isel): Likewise.
6155 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6156 (rs6000_isel): New variable.
6157 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6159 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6162 * c-common.c (handle_vector_size_attribute): Call
6163 lang_hooks.types.reconstruct_complex_type instead of
6164 reconstruct_complex_type.
6165 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6166 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6167 * langhooks.h (struct lang_hooks_for_types): Add
6168 reconstruct_complex_type hook.
6169 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6170 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6172 2008-04-24 Richard Guenther <rguenther@suse.de>
6174 * c-common.h (check_builtin_function_arguments): Declare.
6175 * c-common.c (validate_nargs): New function.
6176 (check_builtin_function_arguments): Likewise.
6177 * c-typeck.c (build_function_call): Call
6178 check_builtin_function_arguments.
6179 * builtins.c (fold_builtin_classify): Remove error reporting code.
6180 (fold_builtin_unordered_cmp): Likewise.
6181 (fold_builtin_1): Likewise.
6182 (fold_builtin_n): Likewise.
6184 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6186 PR tree-optimization/36008
6187 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6188 the original op1, rather than delta by step.
6190 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6191 Sebastian Pop <sebastian.pop@amd.com>
6193 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6194 eliminate_local_variables_stmt, eliminate_local_variables,
6195 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6196 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6197 of code delimited by two edges in the CFG.
6198 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6199 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6200 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6201 the case of parallelisation of reductions.
6202 (expr_invariant_in_region_p): New.
6204 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6205 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6207 2008-04-24 Ira Rosen <irar@il.ibm.com>
6208 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/36034
6211 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6212 incapable of dealing with loads with gaps.
6214 2008-04-24 Rafael Espindola <espindola@google.com>
6216 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6217 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6218 vrp_evaluate_conditional.
6219 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6220 (vrp_evaluate_conditional): Split the cond argument.
6221 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6222 (simplify_stmt_for_jump_threading): Update call to
6223 vrp_evaluate_conditional.
6225 2008-04-24 Ira Rosen <irar@il.ibm.com>
6227 PR tree-optimization/35982
6228 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6229 interleaved data-refs are of the same type.
6231 2008-04-24 Danny Smith <dannysmith@users.net>
6233 * c-format.c (check_format_info_main): Use strncmp rather than a
6234 magic prefix to handle multichar length specs.
6235 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6236 Don't prefix "I64" and "I32" with '\0'.
6238 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6241 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6242 in registers for -m32 only if stdarg_p (fntype).
6244 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6246 PR rtl-optimization/36006
6247 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6248 temp to op0 in order to avoid invalid rtx sharing.
6250 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6252 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6253 check TREE_INVARIANT.
6254 * tree-gimple.c (is_gimple_address): New.
6255 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6256 * tree-gimple.h (is_gimple_address): New.
6257 * tree.h (decl_address_invariant_p): New.
6258 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6259 (build_string): Likewise.
6260 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6261 (tree_invariant_p_1): Likewise.
6262 (save_expr): Use it.
6263 (tree_invariant_p): New.
6264 (skip_simple_arithmetic): Use it.
6265 (stabilize_reference_1): Use it.
6266 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6268 (build1_stat): Drop code to compute TREE_INVARIANT.
6269 (build2_stat): Drop code to compute TREE_INVARIANT.
6270 (build3_stat): Drop code to compute TREE_INVARIANT.
6271 (build4_stat): Drop code to compute TREE_INVARIANT.
6272 (build5_stat): Drop code to compute TREE_INVARIANT.
6273 (build7_stat): Drop code to compute TREE_INVARIANT.
6274 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6275 * tree.h (struct tree_base): Remove invariant_flag.
6276 (TREE_INVARIANT): Remove.
6277 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6278 (fold_builtin_expect): Check TREE_CONSTANT.
6279 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6280 * c-tree.h (c_expr_to_decl): Drop third parameter.
6281 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6282 (build_c_cast): Don't set TREE_INVARIANT.
6283 (pop_init_level): Don't set TREE_INVARIANT.
6284 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6285 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6287 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6288 (gimplify_addr_expr): Adjust comment.
6289 * tree-mudflap.c (mf_build_string):
6290 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6291 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6292 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6293 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6294 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6295 * langhooks.h (struct lang_hooks): Drop third parameter from
6298 2008-04-23 Richard Guenther <rguenther@suse.de>
6300 PR tree-optimization/27799
6301 PR tree-optimization/32921
6302 PR tree-optimization/32624
6303 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6304 SMTs aliases and the tag itself into the solution.
6305 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6306 merge the points-to solution back into the SMT aliases.
6307 (may_alias_p): Use alias_set_subset_of instead of
6308 aliases_conflict_p. A pointer which points to
6309 memory with alias set zero may access any variable.
6311 2008-04-23 Richard Guenther <rguenther@suse.de>
6313 * alias.c (alias_set_subset_of): Correctly handle asking
6314 if zero is a subset of an alias set with zero child.
6315 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6316 (compute_flow_insensitive_aliasing): Correctly walk all
6317 pointers. Do not unnecessarily union sets.
6319 2008-04-23 Richard Guenther <rguenther@suse.de>
6322 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6324 2008-04-22 Tomas Bily <tbily@suse.cz>
6326 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6328 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6330 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6331 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6332 * tree-inline.c (estimate_num_insns_1): Likewise.
6333 * varasm.c (const_hash_1, compare_constant, copy_constant)
6334 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6335 * emit-rtl.c (component_ref_for_mem_expr)
6336 (set_mem_attributes_minus_bitpos): Likewise.
6337 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6338 (is_aligning_offset): Likewise.
6339 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6340 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6341 * dojump.c (do_jump): Likewise.
6342 * builtins.c (get_pointer_alignment, get_memory_rtx)
6343 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6344 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6346 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6348 PR rtl-optimization/36017
6349 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6350 expanding the library call.
6352 2008-04-22 Ian Lance Taylor <iant@google.com>
6354 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6357 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6359 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6360 of LR/CTR moves for Power6.
6362 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6365 * passes.c (init_optimization_passes): Remove
6366 pass_fast_rtl_byte_dce.
6368 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6371 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6372 builtin functions to generate faster code.
6373 (_mm_cvtpu16_ps): Ditto.
6374 (_mm_cvtpi32x2_ps): Ditto.
6376 2008-04-22 Nick Clifton <nickc@redhat.com>
6378 * common.opt (ftree-loop-distribution): Add Optimization
6381 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6382 (frv_expand_builtin_va_start): Likewise.
6384 * config/arm/arm.c (thumb_find_work_register): Fix location of
6385 argument register count.
6387 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6389 Support scheduling for ColdFire V1 and V3 microarchitecture.
6390 Improve scheduling of multiplication instructions.
6392 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6393 (mac): New instruction attribute.
6394 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6395 (m68k_sched_mac): New variable.
6396 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6397 Handle cfv1 and cfv3.
6398 (max_insn_size): New static variable.
6399 (struct _sched_ib): New type.
6400 (sched_ib): New static variable.
6401 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6402 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6403 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6405 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6406 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6407 new variables. Update.
6408 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6409 Add modeling of cfv3 instruction buffer. Update.
6410 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6411 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6412 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6413 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6414 a particular reservation applies to.
6415 (type2): Reorganize attribute values. Rename alu to alu_reg,
6416 alu_l to alu, move_l to omove. Join move to alu. Split mul
6418 (cf_ib_*): Simplify description of instruction buffer.
6419 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6420 (cf_mem): Split into cf_mem1 and cf_mem2.
6421 (cf_v2_move_??): Rename to cfv12_alu_??.
6422 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6423 (cf_v2_mul_??): Remove reservations.
6424 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6425 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6426 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6428 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6429 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6430 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6431 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6432 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6433 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6434 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6435 expansions of the above reservations for instructions of sizes
6438 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6440 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6442 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6444 * coverage.c: Include tree-pass.h.
6445 (coverage_counter_alloc): Print da_file_name to the dump file.
6447 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6449 * sbitmap.c (sbitmap_range_empty_p): New function.
6450 * sbitmap.h (sbitmap_range_empty_p): New function.
6451 * bitmap.h: Now includes obstack.h.
6453 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6454 Kenneth Zadeck <zadeck@naturalbridge.com>
6456 * dbgcnt.def (ra_byte_scan): Added.
6457 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6458 when the last hit happens for a counter.
6459 * timevar.def (TV_DF_BYTE_LR): New variable.
6460 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6461 * passes.c (pass_fast_rtl_byte_dce): New pass.
6462 * fwprop.c (update_df): Added mode to call df_ref_create.
6463 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6464 DF_REF_EXTRACT_OFFSET.
6465 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6466 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6468 (df_ref_extract): Added mode field.
6469 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6470 DF_REF_EXTRACT_OFFSET.
6471 (DF_REF_EXTRACT_MODE): New macro.
6472 (df_byte_lr_bb_info): New structure.
6473 (df_print_byte_regset, df_compute_accessed_bytes,
6474 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6475 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6476 df_byte_lr_simulate_uses,
6477 df_byte_lr_simulate_artificial_refs_at_top,
6478 df_byte_lr_simulate_artificial_refs_at_end,
6479 df_compute_accessed_bytes): New function.
6480 (df_ref_create): Add parameter.
6481 (df_byte_lr_get_bb_info): New inline function.
6482 * df-scan.c (df_ref_record, df_uses_record,
6483 df_ref_create_structure): Added mode parameter.
6484 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6485 df_defs_record, df_uses_record, df_get_conditional_uses,
6486 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6487 df_entry_block_defs_collect, df_exit_block_uses_collect):
6488 Added mode parameter to calls to df_ref_record, df_uses_record,
6489 df_ref_create_structure.
6490 (df_ref_equal_p, df_ref_compare): Added test for modes.
6491 (df_ref_create_structure): Added code to set mode. Renamed
6492 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6493 DF_REF_EXTRACT_OFFSET.
6494 * df-core.c (df_print_byte_regset): New function.
6495 * df-byte-scan.c: New file.
6496 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6497 calls to BITMAP_FREE.
6498 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6499 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6500 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6501 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6502 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6503 df_byte_lr_local_compute, df_byte_lr_init,
6504 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6505 df_byte_lr_transfer_function, df_byte_lr_free,
6506 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6507 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6508 df_byte_lr_simulate_uses,
6509 df_byte_lr_simulate_artificial_refs_at_top,
6510 df_byte_lr_simulate_artificial_refs_at_end): New function.
6511 * dce.c (byte_dce_process_block): New function.
6512 (dce_process_block): au is now passed in rather than computed
6513 locally. Changed loops that look at artificial defs to not look
6514 for conditional or partial ones, because there never are any.
6515 (fast_dce): Now is able to drive byte_dce_process_block or
6516 dce_process_block depending on the kind of dce being done.
6517 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6518 (rest_of_handle_fast_byte_dce): New function.
6519 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6520 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6522 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6525 * gcc.h: Added fortran options that take arguments to
6526 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6529 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6531 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6532 scalarization if on the LHS and not a full access.
6534 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6536 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6538 2008-04-18 Rafael Espindola <espindola@google.com>
6540 * tree-vrp.c (find_case_label_index): Fix the binary search.
6541 (find_case_label_range): New.
6542 (vrp_visit_switch_stmt): Use find_case_label_range.
6543 (simplify_switch_using_ranges): Use find_case_label_range.
6545 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6547 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6548 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6550 2008-04-18 Tom Tromey <tromey@redhat.com>
6553 * doc/cpp.texi (Implementation-defined behavior): Mention
6556 2008-04-18 Ian Lance Taylor <iant@google.com>
6558 * fold-const.c (pointer_may_wrap_p): New static function.
6559 (fold_comparison): Add another test for pointer overflow. Use
6560 pointer_may_wrap_p to disable some false positives.
6562 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6564 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6565 (fname_as_string): Match updated cpp_interpret_string prototype.
6566 (fix_string_type): Support char16_t* and char32_t*.
6567 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6568 derivative) nodes. Register as builtin if C++0x.
6569 (c_parse_error): Support CPP_CHAR{16,32}.
6570 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6571 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6572 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6573 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6574 CTI_CHAR32_ARRAY_TYPE>: New elements.
6575 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6576 char32_type_node, signed_char32_type_node, char16_array_type_node,
6577 char32_array_type_node): New defines.
6578 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6579 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6580 (lex_string): Support CPP_STRING{16,32}, match updated
6581 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6582 (lex_charconst): Support CPP_CHAR{16,32}.
6583 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6584 and CPP_STRING{16,32}.
6586 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6589 * aclocal.m4: Regenerate.
6590 * configure: Regenerate.
6592 2008-04-18 Jan Hubicka <jh@suse.cz>
6594 * except.c (dw2_size_of_call_site_table,
6595 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6597 * cgraphbuild.c (build_cgraph_edges): Update.
6598 * tree-pass.h: Update comment.
6599 * final.c (leaf_function_p): Update.
6600 (leaf_renumber_regs): Update.
6601 (rest_of_clean_state): Update.
6602 * omp-low.c (expand_omp_parallel): Update.
6603 * ipa-reference.c (analyze_function): Update.
6604 * reorg.c (find_end_label): Update.
6605 (optimize_skip): Update.
6606 (fill_simple_delay_slots): Update.
6607 (fill_simple_delay_slots): Update.
6608 (make_return_insns): Update.
6609 (dbr_schedule): Update.
6610 * gimple-low.c (record_vars_into): Update.
6611 * cfgbuild.c (make_edges): Update.
6612 * function.c (assign_stack_local): Update.
6613 (assign_parm_adjust_stack_rtl): Update.
6614 (locate_and_pad_parm): Update.
6615 (allocate_struct_function): Do not initialize stack_alignment_needed
6616 and preferred_stack_boundary here.
6617 (stack_protect_prologue): Update.
6618 (stack_protect_epilogue): Update.
6619 (expand_function_start): Initialize stack_alignment_needed,
6620 preferred_stack_boundary and max_jumptable_ents.
6621 (expand_function_end): Update.
6622 (free_after_compilation): Do not NULLify epilogue_delay_list.
6623 * function.h (struct rtl_data): Add stack_protect_guard,
6624 stack_alignment_needed,
6625 preferred_stack_boundary, epilogue_delay_list.
6626 (struct function): Remove value_histograms, stack_alignment_needed,
6627 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6629 unexpanded_var_list, stack_protect_guard.
6630 (current_function_epilogue_delay_list): Remove.
6631 * ipa-type-escape.c (analyze_function): Update.
6632 * gimplify.c (pop_gimplify_context): Update comment.
6633 * calls.c (expand_call): Update.
6634 (emit_library_call_value_1): Update.
6635 * except.c (set_nothrow_function_flags): Update.
6636 * cfgexpand.c (get_decl_align_unit): Update.
6637 (create_stack_guard): Update.
6638 (estimated_stack_frame_size): Update.
6639 (expand_used_vars): Update.
6640 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6641 * explow.c (allocate_dynamic_stack_space): Update.
6642 * tree-ssa-live.c (remove_unused_locals): Update.
6643 * varasm.c (mark_constant_pool): Update.
6644 * tree-inline.c (remap_decls): Update.
6645 (initialize_cfun): Update.
6646 (declare_return_variable): Update.
6647 (inline_forbidden_p): Update.
6648 (expand_call_inline): Update.
6649 (declare_inline_vars): Update.
6650 (tree_function_versioning): Update.
6651 * tree-flow.h (value_histograms): New.
6652 (VALUE_HISTOGRAMS): New macro.
6653 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6655 * tree-cfg.c (set_bb_for_stmt): Update.
6656 (replace_by_duplicate_decl): Update.
6657 (move_block_to_fn): Update.
6658 (new_label_mapper): Update.
6659 (dump_function_to_file): Update.
6660 * ipa-struct-reorg.c (build_data_structure): Update.
6661 * cfgrtl.c (print_rtl_with_bb): Update.
6662 * reload1.c (reload): Update.
6664 * config/i386/i386.c (setup_incoming_varargs_64,
6665 ix86_compute_frame_layout): Update.
6666 * config/arc/arc.c (arc_output_function_epilogue): Update.
6668 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6670 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6671 for FreeBSD as well.
6672 * gthr-posix95.h: Likewise.
6674 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6676 PR rtl-optimization/35838
6677 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6678 out the byte offset of the first subreg.
6680 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6682 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6683 to split_ti instead of three separate calls with single member arrays.
6684 (subti3 splitter): Ditto.
6685 (adddi3 splitter): Ditto with split_di.
6686 (subdi3 splitter): Ditto.
6687 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6688 two separate calls with single member arrays. Swap match_dup
6689 operands 1 and 2 to better fit into the array.
6690 (negdi2 splitter): Ditto with split_di.
6691 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6692 two separate calls with single member arrays. Swap match_dup operands
6693 6 and 7 to better fit into the array.
6695 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/i386.c (sse_builtin_type): New.
6698 (bdesc_sse_args): Likewise.
6699 (bdesc_sse_3arg): Removed.
6700 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6701 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6702 IX86_BUILTIN_ROUNDPS.
6703 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6704 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6705 IX86_BUILTIN_ROUNDPS.
6706 (ix86_expand_sse_4_operands_builtin): Removed.
6707 (ix86_expand_sse_operands_builtin): New.
6708 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6709 and CODE_FOR_sse4_1_roundps.
6710 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6711 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6713 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6716 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6717 regs before frame pop when needed. If use_backchain_to_restore_sp
6718 then load backchain into a temp reg to restore vr and vrsave. Add
6719 code to restore vr after frame pop if possible.
6721 2008-04-17 Richard Guenther <rguenther@suse.de>
6723 * tree-vn.c (expressions_equal_p): Do not check type
6724 equality or compatibility before calling operand_equal_p.
6725 * fold-const.c (operand_equal_p): Check equivalence of
6726 integer constants before bailing out due to signedness or
6727 precision differences.
6728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6729 spurious differences in type qualification. Ignore types
6730 for COMPONENT_REFs at all.
6732 2008-04-17 Christian Bruel <christian.bruel@st.com>
6734 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6735 msw_skip comparison.
6737 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6740 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6743 PR tree-optimization/35899
6744 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6745 rather than TREE_OPERAND.
6747 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6750 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6751 temporary registers. Change operand predicate to general_operand.
6752 (remainderxf3): Ditto.
6754 2008-04-16 Richard Guenther <rguenther@suse.de>
6756 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6757 * tree-affine.c (aff_combination_expand): Look through some
6760 2008-04-15 Doug Kwan <dougkwan@google.com>
6762 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6764 * tree-pretty-print.c (dump_generic_node): Ditto.
6765 * final.c (output_addr_const): Ditto.
6766 * dwarf2out.c (output_cfi): Ditto.
6767 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6768 * print-rtl.c (print_rtx): Ditto.
6769 * print-tree.c (print_node_brief, print_node): Ditto.
6770 * c-common.c (match_case_to_enum_1): Ditto.
6771 * sched-vis.c (print_value): Ditto.
6772 * config/i386/i386.c (print_operand): Cast to long unsigned int
6775 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6776 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6777 MS Windows VirtualProtect function.
6779 2008-04-15 Jan Hubicka <jh@suse.cz>
6781 * gengtype.c (write_root): Param_is argument is OK.
6782 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6783 * function.h: Include varray.h
6784 (rtl_eh): New stucture based on except.c one.
6785 (call_site_record): New forward declaration and vector type.
6786 * calls.c (emit_call_1): Do not call
6787 note_current_region_may_contain_throw.
6788 * except.c (eh_status): Remove cur_region, try_region since they are
6790 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6791 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6792 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6793 Remove call_site_data_used, call_site_data_size.
6794 Turn call_site_record into vector in function.h.
6795 (note_current_region_may_contain_throw): Remove.
6796 (get_exception_pointer, get_exception_filter): Do not take struct
6797 function argument; update.
6798 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6799 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6800 build_post_landing_pads, dw2_build_landing_pads,
6801 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6802 sjlj_emit_function_enter, sjlj_emit_function_enter,
6803 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6804 sjlj_build_landing_pads, finish_eh_generation,
6805 remove_exception_handler_label, remove_eh_handler,
6806 maybe_remove_eh_handler, add_reachable_handler,
6807 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6808 add_action_record, collect_one_action_chain, add_call_site,
6809 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6810 sjlj_output_call_site_table, output_function_exception_table,
6811 * except.h (note_current_region_may_contain_throw): Remove
6812 (get_exception_pointer, get_exception_filter): Do not take struct
6814 * Makefile.in (GTFILES): Put varargs before struct function.
6816 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6818 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6819 punt for STRING_CST.
6820 (get_constraint_for): Deal with STRING_CST here instead.
6822 2008-04-15 Richard Guenther <rguenther@suse.de>
6824 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6825 statements in a basic-block with a backward walk. Do not
6826 substitute into dead statements but instead remove those.
6828 2008-04-15 Richard Guenther <rguenther@suse.de>
6830 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6831 to zero, thus disable creation of SFTs.
6833 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6835 * tree-predcom.c (suitable_reference_p): Return false if the
6836 reference can throw.
6838 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6841 * c-decl.c (finish_decl): If extern or static var has variable
6842 size, set TREE_TYPE (decl) to error_mark_node.
6844 2008-04-15 Rafael Espindola <espindola@google.com>
6846 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6849 2008-04-15 Richard Guenther <rguenther@suse.de>
6851 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6852 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6853 (visit_reference_op_load): Do walk vuse-vdef chains on
6854 vn_reference_lookup.
6855 (visit_reference_op_store): But do not here.
6856 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6857 vn_reference_lookup.
6858 (vn_lookup_with_vuses): But do so here.
6860 2008-04-14 Ian Lance Taylor <iant@google.com>
6862 * fold-const.c (fold_overflow_warning): Remove assertion.
6864 2008-04-15 Ben Elliston <bje@au.ibm.com>
6866 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6867 temp1 local variables.
6869 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6872 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6873 ".text.unlikely" section as executable.
6875 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6877 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6878 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6879 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6880 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6881 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6882 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6883 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6885 2008-04-14 Ian Lance Taylor <iant@google.com>
6887 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6888 * fold-const.c (fold_comparison): If appropriate, test
6889 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6890 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6891 reassociating a pointer type.
6892 * doc/invoke.texi (Optimize Options): Document that
6893 -fstrict-overflow applies to pointer wraparound.
6895 2008-04-13 Jan Hubicka <jh@suse.cz>
6897 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6899 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6901 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6902 we are going to "save the world".
6904 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6906 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6907 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6908 operand 0 constraint, not "=".
6910 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6912 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6914 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6916 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6917 of size of positions_needed * CHAR_BIT.
6919 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6922 * dse.c (store_info): Change positions_needed to unsigned
6924 (lowpart_bitmask): New.
6925 (record_store): Cast to unsigned HOST_WIDE_INT for
6926 positions_needed. Assert width <= size of positions_needed *
6927 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6928 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6929 lowpart_bitmask to set mask.
6931 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6933 * config/bfin/constraints.md: New file.
6934 * config/bfin/bfin.md: Include it.
6935 (adddi3): Use satisfies_constraint functions instead of the old macros.
6936 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6937 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6938 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6939 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6940 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6941 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6942 EXTRA_CONSTRAINT): Delete.
6943 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6944 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6946 * config/bfin/bfin.c: Include "tm-constrs.h".
6947 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6948 Use satisfies_constraint functions instead of the old macros.
6949 * doc/md.texi (Blackfin Constraints): Update file name reference.
6951 2008-04-11 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/35869
6954 * tree-vrp.c (execute_vrp): Move switch statement update after
6955 jump threading. Schedule another cfg cleanup run.
6957 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6960 * attribs.c (decl_attributes): Return early on errorneous node.
6962 2008-04-10 Oleg Ryjkov <olegr@google.com>
6964 * tree.h (struct tree_base): Added a new flag default_def_flag.
6965 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6967 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6969 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6971 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6974 * pa.md: Define mode iterator P. Define mode attribute dwc.
6975 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6976 (icacheflush): Likewise.
6977 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6978 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6980 2008-04-11 Ben Elliston <bje@au.ibm.com>
6982 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6984 2008-04-10 Rafael Espindola <espindola@google.com>
6986 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6987 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6988 (extract_range_from_expr): The same.
6990 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6992 * config/mips/mips.md (GPR2): New mode iterator.
6994 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6995 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6996 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6997 Rewrite these to take two modes, the mode of comparison and the
6998 mode of the destination.
6999 * config/mips/mips.c (mips_expand_scc): Instead of having
7000 paradoxical subreg as destination, expand "narrowing" scc if mode
7001 of comparison is SI and target is requested in DI mode.
7002 (mips_emit_int_order_test): Update comment. Make mode of
7003 comparison match CMP0 rather than TARGET. When creating inverse
7004 target use mode of TARGET.
7006 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7008 * gcov-dump.c (tag_summary): Only print summaries for the first
7009 GCOV_COUNTERS_SUMMABLE counters.
7011 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7013 * config/i386/i386.md (absneg): New code iterator.
7014 (absnegprefix): New code attribute.
7015 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7016 patterns using absneg code iterator.
7017 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7018 using absneg code iterator.
7019 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7020 *neg<mode>2 patterns using absneg code iterator.
7021 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7022 *negextendsfdf2 patterns using absneg code iterator.
7023 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7024 *negextendsfxf2 patterns using absneg code iterator.
7025 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7026 *negextendsfdf2 patterns using absneg code iterator.
7027 * config/i386/sse.md (<code><mode>2): Macroize expander from
7028 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7030 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7032 * config/s390/s390.h: Remove the remains of the recent search
7033 & replace action of current_function_outgoing_args_size.
7035 2008-04-10 Ira Rosen <irar@il.ibm.com>
7037 PR tree-optimization/35821
7038 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7039 NEW_STMT_LIST is not NULL.
7041 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7044 * toplev.c (process_options): Remove -ffunction-sections debugging
7047 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7049 PR middle-end/PR28690
7050 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7051 than gen_rtx_fmt_ee to perform more canonicalizations.
7053 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7056 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7058 2008-04-09 Richard Guenther <rguenther@suse.de>
7060 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7061 (dump_function_to_file): Dump function arguments with types.
7063 2008-04-08 Richard Guenther <rguenther@suse.de>
7065 * fold-const.c (fold_widened_comparison): Do not allow
7066 sign-changes that change the result.
7068 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7071 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7072 kinds of indirect references.
7074 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7076 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7077 GNU Fortran language string.
7079 2008-04-08 Rafael Espindola <espindola@google.com>
7081 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7082 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7083 * tree.h (tree_call_nonnegative_warnv_p): New.
7085 2008-04-08 Jan Hubicka <jh@suse.cz>
7087 * function.c (free_after_compilation): Clear out regno_reg_rtx
7090 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7093 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7095 PR middle-end/PR28690
7096 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7097 same precedence as REG_POINTER and MEM_POINTER operands.
7099 2008-04-08 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7103 for adding index to base.
7105 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7107 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7108 (MINGW_ENABLE_EXECUTE_STACK): New.
7109 (IN_LIBGCC2): For libgcc include windows.h file for
7110 function declarations.
7112 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7114 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7115 and tem2 if tem1 is not a REG or MULT.
7117 2008-04-08 Jan Hubicka <jh@suse.cz>
7119 * function.h (incomming_args): Break out of struct function.
7120 (function_subsections): Break out of struct function.
7121 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7122 return_rtx and hard_reg_initial_vals from struct function.
7123 Kill inl_max_label_num.
7124 (current_function_pops_args, current_function_args_info,
7125 current_function_args_size, current_function_args_size,
7126 current_function_pretend_args_size,
7127 current_function_outgoing_args_size,
7128 current_function_internal_arg_pointer, current_function_return_rtx):
7129 Kill compatibility accestor macros.
7130 * builtins.c (expand_builtin_apply_args_1): Update.
7131 (expand_builtin_next_arg): Update.
7132 * df-scan.c (df_get_call_refs): Update.
7133 * dbxout.c (dbxout_function_end): Update.
7134 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7135 (output_line_info): Update.
7136 (secname_for_decl): Update.
7137 (dwarf2out_var_location): Update.
7138 * function.c (free_after_compilation): Update.
7139 (assign_parm_find_stack_rtl): Update.
7140 (assign_parms): Update.
7141 (expand_dummy_function_end): Update.
7142 (expand_function_end): Update.
7143 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7144 (expand_call): Update.
7145 (emit_library_call_value_1): Update.
7146 (store_one_arg): Update.
7147 * varasm.c (initialize_cold_section_name): Update.
7148 (unlikely_text_section): Update.
7149 (unlikely_text_section_p): Update.
7150 (assemble_start_function): Update.
7151 (assemble_end_function): Update.
7152 (default_section_type_flags): Update.
7153 (switch_to_section): Update.
7154 * integrate.c (set_decl_abstract_flags): Update.
7155 (get_hard_reg_initial_val): Update.
7156 (has_hard_reg_initial_val): Update.
7157 (allocate_initial_values): Update.
7158 * resource.c (init_resource_info): Update.
7159 * config/alpha/alpha.c (NUM_ARGS): Update.
7160 (direct_return): Update.
7161 (alpha_va_start): Update.
7162 (alpha_sa_size): Update.
7163 (alpha_initial_elimination_offset): Update.
7164 (alpha_expand_prologue): Update.
7165 (alpha_start_function): Update.
7166 (alpha_expand_epilogue): Update.
7167 (unicosmk_initial_elimination_offset):
7168 * config/alpha/alpha.md (call expander): Update.
7169 * config/s390/s390.c (s390_register_info): Update.
7170 (s390_register_info): Update.
7171 (s390_frame_info): Update.
7172 (s390_initial_elimination_offset): Update.
7173 (s390_build_builtin_va_list): Update.
7174 (s390_va_start): Update.
7175 * config/spu/spu.c (direct_return): Update.
7176 (spu_expand_prologue): Update.
7177 (spu_initial_elimination_offset): Update.
7178 (spu_build_builtin_va_list): Update.
7179 (spu_va_start): Update.
7180 * config/sparc/sparc.c (sparc_init_modes): Update.
7181 (sparc_compute_frame_size): Update.
7182 (function_value): Update.
7183 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7184 * config/i386/i386.md (return expander): Update.
7185 * config/i386/i386.c (ix86_va_start): Update.
7186 (ix86_can_use_return_insn_p): Update.
7187 (ix86_compute_frame_layout): Update.
7188 (ix86_expand_epilogue): Update.
7189 * config/sh/sh.c (output_stack_adjust): Update.
7190 (calc_live_regs): Update.
7191 (sh_expand_prologue): Update.
7192 (sh_builtin_saveregs): Update.
7193 (sh_va_start): Update.
7194 (initial_elimination_offset): Update.
7195 (sh_allocate_initial_value): Update.
7196 (sh_function_ok_for_sibcall): Update.
7197 (sh_get_pr_initial_val): Update.
7198 * config/sh/sh.md (return expander): Update.
7199 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7200 * config/crx/crx.c (crx_compute_frame): UPdate.
7201 (crx_initial_elimination_offset): UPdate.
7202 * config/xtensa/xtensa.c (compute_frame_size): Update
7203 (xtensa_builtin_saveregs): Update.
7204 (xtensa_va_start): Update.
7205 (order_regs_for_local_alloc): Update.
7206 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7207 (xstormy16_expand_builtin_va_start): Update.
7208 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7209 * config/m68hc11/m68hc11.md (return expanders): Update.
7210 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7211 (expand_epilogue): Update.
7212 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7213 (cris_simple_epilogue): Update.
7214 (cris_expand_prologue): Update.
7215 (cris_expand_epilogue): Update.
7216 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7217 (compute_frame_size): Update.
7218 * config/mt/mt.c (mt_compute_frame_size): Update.
7219 * config/mn10300/mn10300.c (expand_prologue): Update.
7220 (expand_epilogue): Update.
7221 (initial_offset): Update.
7222 (mn10300_builtin_saveregs):
7223 * config/mn10300/mn10300.md (return expander): Update.
7224 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7225 (ia64_initial_elimination_offset): Update.
7226 (ia64_initial_elimination_offset): Update.
7227 (ia64_expand_prologue): Update.
7228 * config/m68k/m68k.md (return expander): Update.
7229 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7230 (rs6000_stack_info): Update.
7231 * config/mcore/mcore.c (layout_mcore_frame): Update.
7232 (mcore_expand_prolog): Update.
7233 * config/arc/arc.c (arc_compute_frame_size): Update.
7234 * config/score/score3.c (score3_compute_frame_size): Update.
7235 * config/score/score7.c (score7_compute_frame_size): Update.
7236 * config/arm/arm.c (use_return_insn): Update.
7237 (thumb_find_work_register): Update.
7238 (arm_compute_save_reg_mask): Update.
7239 (arm_output_function_prologue): Update.
7240 (arm_output_epilogue): Update.
7241 (arm_size_return_regs): Update.
7242 (arm_get_frame_offsets): Update.
7243 (arm_expand_prologue): Update.
7244 (thumb_exit): Update.
7245 (thumb_unexpanded_epilogue): Update.
7246 (thumb1_output_function_prologue): Update.
7247 * config/pa/pa.md (return expander): Update.
7248 * config/pa/pa.c (compute_frame_size): Update.
7249 (hppa_builtin_saveregs): Update.
7250 * config/mips/mips.c (mips_va_start): Update.
7251 (mips16_build_function_stub): Update.
7252 (mips_compute_frame_info): Update.
7253 (mips_restore_gp): Update.
7254 (mips_output_function_prologue): Update.
7255 (mips_expand_prologue): Update.
7256 * config/v850/v850.c (compute_frame_size): Update.
7257 (expand_prologue): * config/mmix/mmix.c (along): update.
7258 (mmix_initial_elimination_offset): update.
7259 (mmix_reorg): update.
7260 (mmix_use_simple_return): update.
7261 (mmix_expand_prologue): update.
7262 (mmix_expand_epilogue): Update.
7263 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7264 (emit_link_insn): Update.
7266 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7268 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7269 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7271 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7274 2008-04-07 Jan Hubicka <jh@suse.cz>
7276 * function.h (rtl): Rename to x_rtl.
7278 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7279 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7280 used_temp_slots avail_temp_slots, temp_slot_level,
7281 nonlocal_goto_handler_labels): Update accesstors.
7282 (rtl): New global variable.
7283 (struct function): Move some fileds to rtl_data.
7284 (get_arg_pointer_save_area): Update prototype.
7285 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7286 get_arg_pointer_save_area.
7287 * expr.c (init_expr): Update
7288 * function.c (get_frame_size): Update
7289 (assign_stack_local): Update
7290 (expand_function_end): Update.
7291 (get_art_pointer_save_area): Update
7293 * emit-rtl.c (rtl): Declare.
7294 (regno_reg_rtx): Declare.
7295 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7297 (gen_reg_rtx): Update.
7298 * varasm.c (n_deferred_constatns): Update accestor.
7299 (init_varasm_status): Do not allocate varasm_status.
7300 (force_const_mem, get_pool_size, output_constant_pool): Update.
7301 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7302 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7303 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7304 * sparc/sparc.h (INIT_EXPANDERS): Update.
7305 * ia64/ia64.h (INIT_EXPANDERS): Update.
7307 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7309 * reload.c (push_secondary_reload): Add missing break to for loop.
7311 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7313 PR middle-end/PR28690
7314 * rtlanal.c: Update copyright years.
7315 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7316 as REG_POINTER and MEM_POINTER operands.
7317 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7318 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7319 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7320 * gcse.c: Update copyright years.
7321 (pre_delete): Call gen_reg_rtx_and_attrs.
7322 (hoist_code): Likewise.
7323 (build_store_vectors): Likewise.
7324 (delete_store): Likewise.
7325 * loop-invariant.c (move_invariant_reg): Likewise.
7326 Update copyright years.
7328 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7331 control string instead of quoted.
7333 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7335 * doc/rtl.texi: Rewrite of subreg section.
7337 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7340 * config/i386/i386.c (legitimize_pic_address): Add treating
7341 of dllimport SYM_REF's.
7342 (legitimize_dllimport_symbol): Add prototype.
7344 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7346 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7347 reference in constructor with non self-referential type.
7349 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7351 Removal of Return with Depressed Stack Pointer support
7352 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7353 (ECF_SP_DEPRESSED): Likewise.
7354 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7355 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7356 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7357 (expand_call): Do not test ECF_SP_DEPRESSED.
7358 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7359 * function.c (keep_stack_depressed): Delete.
7360 (handle_epilogue_set): Likewise.
7361 (update_epilogue_consts): Likewise.
7362 (emit_equiv_load): Likewise.
7363 (thread_prologue_and_epilogue_insns): Remove support for Return with
7364 Depressed Stack Pointer.
7365 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7367 2008-04-06 Richard Guenther <rguenther@suse.de>
7369 PR tree-optimization/35400
7370 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7371 information from SSA_NAMEs.
7373 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7375 * config/avr/avr.h (avr_mega_p): Remove declaration.
7376 (AVR_MEGA): Remove macro.
7377 * config/avr/avr.c (avr_mega_p): Remove variable.
7378 (avr_override_options): Remove inicializion of avr_mega_p.
7379 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7380 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7381 (avr_jump_mode): (Ditto.).
7382 (avr_output_progmem_section_asm_op): (Ditto.).
7383 (avr_asm_init_sections): (Ditto.).
7384 (avr_asm_init_sections): (Ditto.).
7385 (avr_rtx_costs): (Ditto.).
7386 * config/avr/avr.md: (Ditto.).
7387 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7390 2008-04-06 Richard Guenther <rguenther@suse.de>
7392 PR tree-optimization/35842
7393 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7394 is_gimple_invariant_address.
7396 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7398 * gcc.c (default_compilers): Sync Fortran extensions list with
7399 that in fortran/lang-specs.h.
7400 * doc/invoke.texi: Likewise.
7401 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7402 * dwarf2out.c (gen_compile_unit_die): Likewise.
7404 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7406 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7408 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7411 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7412 attribute is used for nested functions.
7414 2008-04-05 Jan Hubicka <jh@suse.cz>
7416 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7418 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7420 (dump_files): Update.
7421 (enable_rtl_dump_file): Do not accept letter argument.
7422 * tree-pass.h (dump_file_info): Remove letter argument.
7423 * toplev.c (decode_d_option): Update -da handling.
7424 * toplev.h (enable_rtl_dump_file): Update prototype.
7425 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7426 it out based on pass type.
7427 (register_dump_files_1): Likewise.
7428 (init_optimization_passes): Update register_one_dump_file calls.
7429 (execute_one_pass): Sanity check that IPA passes are called at IPA
7430 level and RTL passes at RTL level.
7431 (execute_pass_list): IPA pass can not be after or subpass of
7433 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7434 disallov RTL subpasses of IPA subpasses.
7436 2008-04-05 Ben Elliston <bje@au.ibm.com>
7438 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7439 builtins that return exactly once and do not throw. Cache call to
7442 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7444 PR rtl-optimization/34916
7446 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7447 between instruction pairs.
7449 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7451 * doc/invoke.texi: Document -mbitops for SH.
7452 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7453 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7454 * config/sh/sh.c (print_operand): Add %t operand code.
7455 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7456 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7457 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7458 (extendqihi2): Likewise.
7459 (movqi_i): Likewise.
7460 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7461 (extv): Use bld instruction for SH2A if possible.
7463 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7464 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7465 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7466 (bset.b, bclr.b): Define peepholes.
7467 * config/sh/sh.opt (mbitops): New option.
7469 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7472 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7473 and view convert expression.
7475 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7478 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7480 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7482 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7484 * config/i386/cpuid.h (bit_AES): New.
7485 (bit_PCLMUL): Likewise.
7487 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7488 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7489 SSE2 if AES or PCLMUL is enabled.
7490 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7491 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7492 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7493 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7494 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7495 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7496 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7497 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7498 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7499 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7500 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7501 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7502 __builtin_ia32_aeskeygenassist128 and
7503 __builtin_ia32_pclmulqdq128.
7504 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7505 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7506 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7508 * config/i386/i386.h (TARGET_AES): New.
7509 (TARGET_PCLMUL): Likewise.
7510 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7512 * config/i386/i386.md (UNSPEC_AESENC): New.
7513 (UNSPEC_AESENCLAST): Likewise.
7514 (UNSPEC_AESDEC): Likewise.
7515 (UNSPEC_AESDECLAST): Likewise.
7516 (UNSPEC_AESIMC): Likewise.
7517 (UNSPEC_AESKEYGENASSIST): Likewise.
7518 (UNSPEC_PCLMUL): Likewise.
7520 * config/i386/i386.opt (maes): New.
7521 (mpclmul): Likewise.
7523 * config/i386/sse.md (aesenc): New pattern.
7524 (aesenclast): Likewise.
7526 (aesdeclast): Likewise.
7528 (aeskeygenassist): Likewise.
7529 (pclmulqdq): Likewise.
7531 * config/i386/wmmintrin.h: New.
7533 * doc/extend.texi: Document AES and PCLMUL built-in function.
7535 * doc/invoke.texi: Document -maes and -mpclmul.
7537 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7539 * function.c (free_after_parsing): Replace with
7540 cxx_push_function_context from C++ front-end.
7541 (allocate_struct_function): Don't call langhook.
7542 * langhooks.h (struct lang_hooks_for_functions): Delete.
7543 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7545 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7546 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7547 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7548 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7549 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7550 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7551 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7553 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7554 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7556 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7559 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7562 2008-04-04 Richard Guenther <rguenther@suse.de>
7565 * fold-const.c (optimize_minmax_comparison): Use the correct
7566 type for the constant in the simplified comparison.
7568 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7570 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7571 Pass L2 size as "--param l2-cache-size" to the compiler.
7572 (decode_l2_cache): New function to decode L2 cache parameters using
7573 0x8000006 extended cpuid function.
7574 (detect_caches_amd): Determine parameters of L2 cache using
7575 decode_l2_caches function.
7576 (decode_caches_intel): Decode L2 cache parameters.
7577 (detect_caches_intel): Determine L2 cache parameters using
7578 decode_caches_intel and decode_l2_caches functions.
7580 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7582 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7583 secondary input reload for subword loads from the constant pool.
7585 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7588 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7589 constants of the appropriate size for runtime calculations.
7592 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7593 decimal-float literal constant zero.
7595 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7598 * c-parser.c (c_parser_omp_atomic): Call
7599 default_function_array_conversion on the RHS.
7602 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7603 call is_variable_sized if decl has incomplete type.
7605 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7607 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7609 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7611 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7613 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7614 (sgt<u>): Merge sgt and sgtu into new expander.
7615 (sgt, sgtu): Remove expanders.
7616 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7617 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7618 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7619 *sgtu_<mode>_mips16 into new pattern.
7620 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7621 (sge<u>): Merge sge and sgeu into new expander.
7622 (sge, sgeu): Remove expanders.
7623 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7625 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7626 (slt<u>): Merge slt and sltu into new expander.
7627 (slt, sltu): Remove expanders.
7628 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7629 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7630 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7631 *sltu_<mode>_mips16 into new pattern.
7632 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7633 (sle<u>): Merge sle and sleu into new expander.
7634 (sle, sleu): Remove expanders.
7635 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7636 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7637 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7638 *sleu_<mode>_mips16 into new pattern.
7639 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7641 2008-04-03 Jan Hubicka <jh@suse.cz>
7643 PR tree-optimization/35795
7644 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7645 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7646 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7647 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7648 * score/score3.c (score3_output_mi_thunk): Likewise.
7649 * score/score7.c (score7_output_mi_thunk): Likewise.
7650 * mips/mips.c (mips_output_mi_thunk): Likewise.
7652 2008-04-03 Richard Guenther <rguenther@suse.de>
7654 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7655 conversions. Simplify code.
7657 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7659 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7661 2008-04-03 Tom Tromey <tromey@redhat.com>
7662 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7664 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7665 * config/bfin/t-bfin-linux (generated_files): Add
7666 linux-sysroot-suffix.h.
7667 * doc/install.texi (Prerequisites): Require make 3.80.
7668 * doc/sourcebuild.texi (Front End Directory): Document new
7670 * Makefile.in (generated_files): New variable.
7671 (ALL_HOST_OBJS): New variable.
7672 ($(ALL_HOST_OBJS)): New target.
7674 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7676 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7677 (remap_block): Call id->transform_lang_insert_block instead
7679 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7680 Set id.transform_lang_insert_block to NULL.
7681 (clone_body): Move to cp/optimize.c
7682 * tree-inline.h (struct copy_body_data): Change
7683 transform_lang_insert_block to function pointer.
7684 (copy_generic_body, copy_decl_no_change): Export.
7685 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7686 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7687 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7689 * c-tree.h (insert_block): Kill.
7690 * c-decl.c (insert_block): Kill.
7692 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7694 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7695 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7696 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7698 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7699 argument, call {push,pop}_function_context from here.
7700 * c-parser.c: Use c_{push,pop}_function_context.
7702 * function.c (push_function_context_to): Move meat ...
7703 (push_function_context): ... here. Simplify.
7704 * function.c (pop_function_context_from): Move meat ...
7705 (pop_function_context): ... here. Simplify.
7706 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7708 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7709 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7710 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7711 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7713 2008-04-03 Ben Elliston <bje@au.ibm.com>
7715 * expmed.c (extract_force_align_mem_bit_field): Remove.
7717 2008-04-03 Richard Guenther <rguenther@suse.de>
7720 * expr.h (try_casesi): Adjust prototype.
7721 * expr.c (try_casesi): Take fallback label as extra parameter.
7722 Use that for gen_casesi if default_label is NULL.
7723 * stmt.c (expand_case): Pass fallback label to try_casesi,
7724 make sure to fill gaps with a fallback label if default_label
7727 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7730 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7732 2008-04-03 Ben Elliston <bje@au.ibm.com>
7734 * expmed.c (extract_split_bit_field): Remove if (0) code.
7735 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7736 (do_ds_constraint): Likewise.
7738 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7740 * doc/cppopts.texi (-dU): Document.
7741 * c-common.h (flag_dump_macros): Update comment.
7742 * c-opts.c (handle_OPT_d): Handle -dU.
7743 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7744 dump_queued_macros, cb_used_define, cb_used_undef): New.
7745 (init_pp_output): Handle -dU.
7746 (cb_line_change): Call dump_queued_macros.
7747 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7749 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7751 * config/avr/predicates.md (io_address_operand): New predicate.
7752 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7753 * config/avr/avr.c (avr_io_address_p): Remove function.
7754 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7755 'avr_io_address_p' function.
7756 (out_movhi_r_mr): (Ditto.).
7757 (out_movqi_mr_r): (Ditto.).
7758 (out_movhi_mr_r): (Ditto.).
7759 (avr_address_cost): (Ditto.).
7761 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7763 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7764 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7765 in 32bit mode when XMM registers are available to avoid store
7767 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7768 corresponding post-reload splitters.
7770 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7773 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7774 __builtin_ia32_roundss.
7775 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7776 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7777 __builtin_ia32_roundss.
7778 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7779 IX86_BUILTIN_SHUFPD here.
7781 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7783 * config/i386/i386.md (plogic): New.
7784 (plogicprefix): Likewise.
7786 * config/i386/mmx.md (mmx_<code><mode>3): New.
7787 (mmx_and<mode>3): Removed.
7788 (mmx_ior<mode>3): Likewise.
7789 (mmx_xor<mode>3): Likewise.
7791 * config/i386/sse.md (<code><mode>3): New.
7792 (*<code><mode>3): Likewise.
7793 (*<code><mode>3): Likewise.
7794 (<code><mode>3): Likewise.
7795 (*sse_<code><mode>3): Likewise.
7796 (*sse2_<code><mode>3): Likewise.
7797 (<code>tf3): Likewise.
7798 (*<code>tf3): Likewise.
7799 (and<mode>3): Likewise.
7800 (*and<mode>3): Likewise.
7801 (ior<mode>3): Removed.
7802 (*ior<mode>3): Likewise.
7803 (xor<mode>3): Likewise.
7804 (*xor<mode>3): Likewise.
7805 (*and<mode>3): Likewise.
7806 (*ior<mode>3): Likewise.
7807 (*xor<mode>3): Likewise.
7808 (and<mode>3): Likewise.
7809 (*sse_and<mode>3): Likewise.
7810 (*sse2_and<mode>3): Likewise.
7812 (*andtf3): Likewise.
7813 (ior<mode>3): Likewise.
7814 (*sse_ior<mode>3): Likewise.
7815 (*sse2_ior<mode>3): Likewise.
7817 (*iortf3): Likewise.
7818 (xor<mode>3): Likewise.
7819 (*sse_xor<mode>3): Likewise.
7820 (*sse2_xor<mode>3): Likewise.
7822 (*xortf3): Likewise.
7824 2008-04-02 Richard Guenther <rguenther@suse.de>
7826 PR tree-optimization/14495
7827 PR tree-optimization/34793
7828 * tree-vrp.c (struct switch_update): New structure.
7829 (to_remove_edges, to_update_switch_stmts): New VECs.
7830 (simplify_switch_using_ranges): New function. Remove not taken
7831 case labels and edges.
7832 (simplify_stmt_using_ranges): Call it.
7833 (identify_jump_threads): Mark edges we have queued for removal
7834 so we don't thread them.
7835 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7837 * tree-cfg.c (group_case_labels): Deal with missing default label.
7838 (tree_verify_flow_info): Allow missing default label.
7839 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7840 (emit_case_nodes): Likewise.
7841 (expand_case): Do not rely on the default label to be present.
7842 * expr.c (try_casesi): Deal with NULL default_label.
7843 (do_tablejump): Likewise.
7845 2008-04-02 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/14495
7848 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7849 SWITCH_EXPR here ...
7850 (vrp_visit_switch_stmt): ... but here (new function).
7851 (find_case_label_index): New helper function.
7852 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7854 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7856 * fwprop.c: Fix ISO-C99ism.
7858 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7861 * Makefile.in (objdir): Set it here.
7862 * configure.ac: Not here. Find dynamic linker characteristics.
7863 * exec-tool.in: Use them.
7864 * aclocal.m4: Regenerate.
7865 * configure: Regenerate.
7867 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7869 * expr.c (expand_var): Delete it.
7870 * expr.h (expand_var): Delete prototype.
7871 * function.c (expand_function_start): Use expand_decl instead.
7872 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7875 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7877 PR rtl-optimization/35542
7878 * fwprop.c (forward_propagate_and_simplify): Replace
7879 loc_reg_mentioned_in_p with reg_mentioned_p.
7881 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7883 PR rtl-optimization/35281
7884 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7885 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7886 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7887 (varying_mem_p): Move above propagate_rtx.
7888 (all_uses_available_at): Do not check MEMs.
7890 2008-04-02 Rafael Espindola <espindola@google.com>
7892 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7893 (register_edge_assert_for_2): Split the cond argument.
7894 (register_edge_assert_for_1): Adjust for the change in
7895 register_edge_assert_for_2.
7896 (register_edge_assert_for): Split the cond argument.
7897 (find_switch_asserts): Adjust for the change in
7898 register_edge_assert_for.
7900 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7902 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7903 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7904 offsets for 64-bit mingw.
7905 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7906 abi for x86_64-pc-mingw.
7908 2008-04-02 Richard Guenther <rguenther@suse.de>
7910 * tree-vrp.c (extract_range_from_assert): Make sure to not
7911 produce range min/max with TREE_OVERFOW set.
7912 If merging a anti-range and a range keep the anti-range if
7913 the range covers all values of the type.
7914 (register_edge_assert_for_2): Only allow sign-changing
7915 conversions in detecting canonical range checks. Also
7916 register an assert for the unsigned name if useful.
7918 PR tree-optimization/35787
7919 * tree-vrp.c (vrp_val_max): New function.
7920 (vrp_val_min): Likewise.
7921 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7922 (vrp_val_is_min): Likewise.
7923 (supports_overflow_infinity): Use vrp_val_{min,max}.
7924 (negative_overflow_infinity): Likewise.
7925 (positive_overflow_infinity): Likewise.
7926 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7927 (is_positive_overflow_infinity): Likewise.
7928 (is_overflow_infinity): Likewise.
7929 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7930 vrp_val_is_{min,max}.
7931 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7932 to ranges if possible. Avoid empty ranges.
7934 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7937 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7938 the expression is a function address.
7940 2008-04-01 George Helffrich <george@gcc.gnu.org>
7942 PR fortran/35154, fortran/23057
7943 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7944 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7945 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7946 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7948 (dbxout_syms): Check for COMMON-based symbol and wrap in
7949 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7950 in bracket for efficiency.
7952 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7953 using DW_TAG_common_block + member offset.
7954 (add_pubname_string): New function.
7955 (dw_expand_expr): New function to find block name and offset for
7957 (common_check): New function to check whether symbol in Fortran COMMON.
7958 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7960 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7963 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7965 2008-04-02 Ben Elliston <bje@au.ibm.com>
7967 * config/v850/v850.md (casesi): Remove if (0) code.
7968 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7969 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7971 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7973 * config/i386/i386.md (rex64suffix): New mode attribute.
7974 (floathi<mode>2): Disable expander for SSE math.
7975 (*floathi<mode>2_1): New insn insn_and_split pattern.
7976 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7977 corresponding post-reload splitters.
7978 (*floathi<mode>2_i387): New macroized insn pattern.
7979 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7980 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7981 insn_and_split pattern.
7982 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7983 New macroized instruction patterns and corresponding post-reload
7985 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7986 and corresponding post-reload splitters.
7987 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7988 New macroized instruction patterns.
7989 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7990 macroized instruction patterns and corresponding post-reload splitters.
7991 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7992 corresponding post-reload splitters.
7993 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7994 New macroized instruction patterns.
7995 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7996 corresponding post-reload splitters.
7997 (*floatsi<mode>2_i387): New macroized instruction patterns.
7999 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8001 * config/i386/i386.md (smaxmin): New.
8002 (umaxmin): Likewise.
8003 (maxminiprefix): Likewise.
8004 (maxminfprefix): Likewise.
8005 (<code><mode>3): Likewise.
8006 (smin<mode>3): Removed.
8007 (smax<mode>3): Likewise.
8009 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8010 (mmx_<code>v4hi3): Likewise.
8011 (mmx_<code>v8qi3): Likewise.
8012 (mmx_smaxv2sf3): Removed.
8013 (mmx_sminv2sf3): Likewise.
8014 (mmx_umaxv8qi3): Likewise.
8015 (mmx_smaxv4hi3): Likewise.
8016 (mmx_uminv8qi3): Likewise.
8017 (mmx_sminv4hi3): Likewise.
8019 * config/i386/sse.md (<addsub><mode>3): New.
8020 (*<addsub><mode>3): Likewise.
8021 (<sse>_vm<addsub><mode>3): Likewise.
8022 (<maxmin><mode>3): Likewise.
8023 (*<maxmin><mode>3_finite): Likewise.
8024 (*<maxmin><mode>3): Likewise.
8025 (<sse>_vm<maxmin><mode>3): Likewise.
8026 (sse3_h<addsub>v4sf3): Likewise.
8027 (sse3_h<addsub>v2df3): Likewise.
8028 (<maxmin>v16qi3): Likewise.
8029 (*<maxmin>v16qi3): Likewise.
8030 (<maxmin>v8hi3): Likewise.
8031 (*<maxmin>v8hi3): Likewise.
8032 (*sse4_1_<maxmin><mode>3): Likewise.
8033 (*sse4_1_<maxmin><mode>3): Likewise.
8034 (add<mode>3): Removed.
8035 (*add<mode>3): Likewise.
8036 (<sse>_vmadd<mode>3): Likewise.
8037 (sub<mode>3): Likewise.
8038 (*sub<mode>3): Likewise.
8039 (<sse>_vmsub<mode>3): Likewise.
8040 (smin<mode>3): Likewise.
8041 (*smin<mode>3_finite): Likewise.
8042 (*smin<mode>3): Likewise.
8043 (<sse>_vmsmin<mode>3): Likewise.
8044 (smax<mode>3): Likewise.
8045 (*smax<mode>3_finite): Likewise.
8046 (*smax<mode>3): Likewise.
8047 (<sse>_vmsmax<mode>3): Likewise.
8048 (sse3_haddv4sf3): Likewise.
8049 (sse3_haddv2df3): Likewise.
8050 (sse3_hsubv4sf3): Likewise.
8051 (sse3_hsubv2df3): Likewise.
8052 (umaxv16qi3): Likewise.
8053 (*umaxv16qi3): Likewise.
8054 (smaxv8hi3): Likewise.
8055 (*smaxv8hi3): Likewise.
8056 (*sse4_1_smax<mode>3): Likewise.
8057 (*sse4_1_umax<mode>3): Likewise.
8058 (uminv16qi3): Likewise.
8059 (*uminv16qi3): Likewise.
8060 (sminv8hi3): Likewise.
8061 (*sminv8hi3): Likewise.
8062 (*sse4_1_smin<mode>3): Likewise.
8063 (*sse4_1_umin<mode>3): Likewise.
8065 2008-04-01 Rafael Espindola <espindola@google.com>
8067 * tree-cfg.c (verify_expr): remove in_phi.
8068 (verify_stmt): Don't call walk_tree with verify_expr. Use
8069 is_gimple_min_invariant instead of is_gimple_val.
8071 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8073 * doc/include/gpl_v3.texi: Update for manpage generation.
8074 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8076 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8077 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8078 gpl_v3.texi instead of gpl.texi.
8081 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8084 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8086 2008-04-01 Rafael Espindola <espindola@google.com>
8088 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8089 (extract_code_and_val_from_cond): Use
8090 extract_code_and_val_from_cond_with_ops.
8092 2008-04-01 Jan Hubicka <jh@suse.cz>
8094 * function.c (free_after_compilation): Free epilogue_delay_list.
8095 (prepare_function_start): Assert that previous compilation was freed.
8097 2008-04-01 Jan Hubicka <jh@suse.cz>
8098 Jim Wilson <wilson@tuliptree.org>
8099 Andreas Tobler <andreast@gcc.gnu.org>
8102 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8103 rtl.emit instead cfun->emit.
8104 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8105 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8107 2008-04-01 Ben Elliston <bje@au.ibm.com>
8109 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8111 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8113 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8115 (fprofile-use): Add var flag_profile_use
8116 * coverage.c (coverage_begin_output): Do not open a gcno file for
8117 output only if -ftest-coverage is set.
8118 Do not add getpwd() to gcda file path.
8119 (build_gcov_info): Check the new flag
8120 flag_profile_datafile_relative_path.
8121 (coverage_init): Use profile_data_prefix.
8122 Read profile counter only if flag_profile_use is set.
8123 * opts.c (common_handle_option): New option fprofile-use=,
8124 fprofile-dir=, fprofile-generate=.
8125 * toplev.c (profile_data_prefix): New variable definition.
8126 * toplev.h (profile_data_prefix): New declaration.
8127 * doc/invoke.tex (Option Summary, Optimization Options):
8130 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8132 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8133 use tmp consistently.
8136 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8137 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8138 UNSPEC_FR_RECIP_APPROX_RES.
8139 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8141 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8144 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8146 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8149 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8150 element of the vector via a pointer.
8152 2008-03-31 Ian Lance Taylor <iant@google.com>
8154 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8156 2008-03-31 Jan Hubicka <jh@suse.cz>
8158 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8159 get_arg_pointer_save_area.
8160 * expr.c (init_expr): Just clear out rtl.expr.
8161 * function.c (free_after_compilation): Clear out whole RTL structure.
8162 (get_func_frame_size): Merge into ...
8163 (get_frame_size): ... this one.
8164 (assign_stack_local_1): Merge into ...
8165 (assign_stack_local): ... this one.
8166 (expand_function_end): Update call of get_arg_pointer_save_area.
8167 (get_art_pointer_save_area): Remove cfun argument.
8168 * function.h (emit_status): regno_pointer_align does not need length
8169 attribute. Move x_regno_reg_rtx to ...
8170 (regno_reg_rtx): ... new global array.
8171 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8172 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8173 apply_args_value, forced_labels, stack_pointer_delta):
8175 (struct varasm_status): Move here from varasm.c
8176 (struct rtl_data): New. Move here some fields from struct function.
8177 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8178 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8179 used_temp_slots avail_temp_slots, temp_slot_level,
8180 nonlocal_goto_handler_labels): Update accesstors.
8181 (rtl): New global variable.
8182 (struct function): Move some fileds to rtl_data.
8183 (get_arg_pointer_save_area): Update prototype.
8184 * emit-rtl.c (rtl): Declare.
8185 (regno_reg_rtx): Declare.
8186 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8188 (gen_reg_rtx): Update.
8189 (init_virtual_regs): Do not tate emit_status argument.
8190 (init_emit): Do not allocate emit.
8191 * varasm.c (varasm_statuc): Move to function.h.
8192 (n_deferred_constatns): Update accestor.
8193 (init_varasm_status): Do not allocate varasm_status.
8194 (force_const_mem, get_pool_size, output_constant_pool): Update.
8195 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8196 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8198 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8200 PR rtl-optimization/35729
8201 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8204 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8207 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8208 load/store if memory is unaligned.
8209 (*movti_rex64): Likewise.
8211 * config/i386/predicates.md (misaligned_operand): New.
8213 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8216 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8219 2008-03-31 Jan Beulich <jbeulich@novell.com>
8221 * config/ia64/constraints.md: Add 'j' constraint.
8222 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8223 (movdi_internal): Likewise.
8225 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8228 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8230 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8233 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8234 proper error message for the third argument on blendpd and
8237 * config/i386/sse.md (blendbits): New.
8238 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8240 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8242 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8244 2008-03-30 Richard Guenther <rguenther@suse.de>
8247 * fold-const.c (fold_sign_changed_comparison): Do leave
8248 conversions to base-types alone.
8250 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8252 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8253 the link register if one altivec register is be saved.
8255 2008-03-30 Ben Elliston <bje@au.ibm.com>
8257 * final.c (final_scan_insn): Remove if (0) code.
8259 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8261 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8263 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8265 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8266 of V4SFmode to ix86_binary_operator_ok.
8268 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8270 * config/i386/i386.c (override_options): Initialize
8271 ix86_veclib_handler to ix86_veclibabi_svml when
8272 -mveclibabi=svml is used.
8273 (ix86_veclibabi_svml): New function for SVML ABI style
8274 vectorization support.
8275 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8277 2008-03-28 Rafael Espindola <espindola@google.com>
8279 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8280 (tree_binary_nonnegative_warnv_p): Make it public.
8281 (tree_single_nonnegative_warnv_p): Make it public.
8282 (tree_invalid_nonnegative_warnv_p): Make it public.
8283 (tree_unary_nonzero_warnv_p): Make it public.
8284 (tree_binary_nonzero_warnv_p): Make it public
8285 (tree_single_nonzero_warnv_p): Make it public.
8286 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8287 (extract_range_from_binary_expr): Split the expr argument.
8288 (extract_range_from_unary_expr): Split the expr argument.
8289 (extract_range_from_comparison): Split the expr argument.
8290 (extract_range_from_expr): Use the new aux functions.
8291 (vrp_evaluate_conditional_warnv): Use
8292 vrp_evaluate_conditional_warnv_with_ops.
8293 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8294 (tree_binary_nonzero_warnv_p): Declare.
8295 (tree_single_nonzero_warnv_p): Declare.
8296 (tree_expr_nonzero_warnv_p): Declare.
8297 (tree_unary_nonnegative_warnv_p): Declare.
8298 (tree_binary_nonnegative_warnv_p): Declare.
8299 (tree_single_nonnegative_warnv_p): Declare.
8300 (tree_invalid_nonnegative_warnv_p): Declare.
8302 2008-03-28 Richard Guenther <rguenther@suse.de>
8304 PR tree-optimization/30317
8305 PR tree-optimization/30911
8306 PR tree-optimization/34793
8307 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8308 (struct assert_locus_d): New member EXPR.
8309 (register_new_assert_for): Add EXPR parameter to support
8310 ASSERT_EXPR <name, expr OP limit>.
8311 (register_edge_assert_for_1): Adjust callers.
8312 (find_assert_locations): Likewise.
8313 (process_assert_insertions_for): Build condition from expression.
8314 (extract_range_from_assert): Handle ASSERT_EXPRs
8315 of the form ASSERT_EXPR <name, expr OP limit>.
8316 (register_edge_assert_for_2): New helper registering
8317 asserts for comparisons. Recognize range tests of the form
8318 (unsigned)i - CST1 OP CST2.
8319 (register_edge_assert_for_1): Use it.
8320 (register_edge_assert_for): Likewise.
8321 (needs_overflow_infinity): Integer sub-types
8322 do not need overflow infinities.
8323 (vrp_val_is_max): The extreme values of integer sub-types
8324 are those of the base type.
8325 (vrp_val_is_min): Likewise.
8326 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8329 2008-03-28 Nick Clifton <nickc@redhat.com>
8332 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8333 Return GENERAL_REGS for stack adjustment reloads.
8335 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8338 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8339 const_vector when all the vectors are constant.
8341 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8343 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8345 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8346 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8348 (s<code>_sf): Use new scc_sf attribute for opcode names.
8350 2008-03-27 Tom Tromey <tromey@redhat.com>
8352 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8353 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8354 config/spu/t-spu-elf, config/i386/t-interix,
8355 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8356 config/i386/x-darwin, config/i386/x-mingw32,
8357 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8358 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8359 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8360 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8361 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8362 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8363 config/score/t-score-elf, config/arm/t-strongarm-pe,
8364 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8365 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8366 Revert automatic dependency patch.
8368 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8371 * config/i386/i386.c (ix86_function_arg_boundary): Align
8372 decimal floating point to its natural boundary.
8374 2008-03-27 Richard Guenther <rguenther@suse.de>
8377 * fold-const.c (fold_comparison): Restrict distinct decl
8378 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8379 solely rely on operand_equal_p.
8381 2008-03-27 Richard Guenther <rguenther@suse.de>
8384 * c-common.c (handle_weak_attribute): Reject combination of
8387 2008-03-27 Richard Guenther <rguenther@suse.de>
8389 PR tree-optimization/32810
8390 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8391 conversions from DECL_INITIAL.
8392 (fold_const_aggregate_ref): Likewise from constructor elements.
8394 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8396 * tree-affine.h (aff_combination_expand): Declare.
8397 (get_inner_reference_aff): Likewise.
8398 * tree-affine.c (aff_combination_expand): Split out from
8399 tree_to_aff_combination_expand.
8400 (get_inner_reference_aff): New function.
8401 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8402 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8403 (struct lim_aux_data): sm_done field removed.
8404 (mem_ref_loc_p, mem_ref_locs_p): New types.
8405 (struct mem_ref): Added id, stored, accesses_in_loop,
8406 indep_loop, dep_loop, indep_ref, dep_ref fields.
8407 Removed is_stored, locs and next fields.
8408 (memory_accesses): New variable.
8409 (movement_possibility): Do not allow moving statements
8410 that store to memory.
8411 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8413 (determine_max_movement): For statements with memory references,
8414 find the outermost loop in that the reference is independent.
8415 (move_computations_stmt): Mark the virtual operands for renaming.
8416 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8417 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8418 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8419 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8420 create_vop_ref_mapping, analyze_memory_references,
8421 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8422 get_all_locs_in_loop, ref_always_accessed_p,
8423 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8424 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8425 store_motion_loop, store_motion): New functions.
8426 (struct vop_to_refs_elt): New type.
8427 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8428 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8429 (schedule_sm): Replaced by...
8430 (execute_sm): ... this.
8431 (determine_lsm_ref, hoist_memory_references,
8432 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8433 find_more_ref_vops, free_mem_ref, free_mem_refs,
8434 determine_lsm_loop, determine_lsm): Removed.
8435 (tree_ssa_lim_finalize): Free data structures used by store motion.
8436 (tree_ssa_lim): Call analyze_memory_references. Use
8437 store_motion instead of determine_lsm.
8439 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8441 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8442 rename tmake_file to m68hc11/t-m68hc11.
8443 (mcore): Set inhibit_libc to true.
8444 * config.host (alpha*-dec-*vms*): Set extra_programs.
8445 (interix3*): Don't use host_xmake_file.
8446 * configure.ac: Let config.gcc override inhibit_libc.
8447 * configure: Regenerate.
8449 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8450 * config/t-openbsd-thread: Remove commented out lines.
8452 * config/x-interix: Remove.
8454 * config/m68hc11/t-m68hc11-gas: Rename to...
8455 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8457 * config/mcore/t-mcore: Remove T_CFLAGS.
8458 * config/mcore/t-mcore-pe: Likewise.
8460 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8462 * configure.ac: Replace custom __GNU_SOURCE test with
8463 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8464 * aclocal.m4: Regenerate.
8465 * configure: Regenerate.
8466 * config.in: Regenerate.
8468 2008-03-27 Richard Guenther <rguenther@suse.de>
8470 * fold-const.c (target.h): Include.
8471 (fold_comparison): Fold comparison of addresses of decls
8472 that bind locally or of constants. Consolidate address folding code.
8473 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8474 results from fold_binary_to_constant.
8475 (compare_values_warnv): Likewise.
8477 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8480 * fold-const.c (fold_truthop): Check for integeral types when folding
8481 a == 0 && b == 0 and a != 0 || b != 0 .
8483 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8485 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8487 2008-03-26 Andreas Schwab <schwab@suse.de>
8489 * doc/invoke.texi: Fix use of @item vs. @itemx.
8491 2008-03-26 Tom Tromey <tromey@redhat.com>
8493 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8494 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8495 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8496 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8497 build/genconstants.o, build/genemit.o, build/genextract.o,
8498 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8499 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8502 2008-03-26 Richard Guenther <rguenther@suse.de>
8505 2008-03-26 Richard Guenther <rguenther@suse.de>
8507 * fold-const.c (target.h): Include.
8508 (fold_comparison): Fold comparison of addresses of two decls
8509 that bind locally. Consolidate address folding code.
8511 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8514 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8515 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8516 dconstsqrt2, dconstthird, dconste and/or dconst10.
8517 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8518 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8519 dconstsqrt2, dconste): Delete.
8520 (init_emit_once): Likewise. Simplify initializing dconstm1.
8522 * real.c (get_real_const): New.
8523 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8524 dconstsqrt2, dconste): Delete.
8525 (real_value_const, get_real_const): New.
8527 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8531 * config/i386/i386.c (ix86_function_arg_boundary): Check
8532 BIGGEST_ALIGNMENT instead of 128.
8533 (setup_incoming_varargs_64): Likewise.
8535 2008-03-26 Tom Tromey <tromey@redhat.com>
8537 * Makefile.in (DEPFILES): Add missing '/'.
8539 2008-03-26 Richard Guenther <rguenther@suse.de>
8541 * fold-const.c (target.h): Include.
8542 (fold_comparison): Fold comparison of addresses of two decls
8543 that bind locally. Consolidate address folding code.
8545 2008-03-26 Nick Clifton <nickc@redhat.com>
8548 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8549 not allow INT+INT as a legitimate addressing mode.
8551 2008-03-26 Richard Guenther <rguenther@suse.de>
8553 * tree-flow.h (widen_bitfield): Remove declaration.
8554 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8555 (widen_bitfield): Remove function.
8556 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8559 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8562 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8565 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8567 PR rtl-optimization/35232
8568 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8569 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8570 reg_reloaded_call_part_clobbered here.
8571 (reload_regs_reach_end_p): New function.
8572 (reload_reg_rtx_for_input): New variable.
8573 (reload_reg_rtx_for_output): Likewise.
8574 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8575 when reassigning a pseudo register. Load reloadreg from
8576 reload_reg_rtx_for_input, moving the mode and register
8578 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8579 instead of the original when deciding whether an input reload
8580 would be a no-op or whether an output reload can be deleted.
8581 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8582 when setting up new_spill_reg_store. Load it from
8583 reload_reg_rtx_for_output, moving the mode and register
8585 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8586 instead of the original when deciding whether an output reload
8587 would be a no-op. Do the same when modifying insn notes.
8588 Use rtx_equal_p instead of == to compare the registers.
8589 (inherit_piecemeal_p): Take a mode and two register numbers
8591 (emit_reload_insns): Clear new_spill_reg_store for every hard
8592 register in the reload register. Remove spill registers
8593 from reg_reloaded_valid before considering whether to record
8594 inheritance information for them. Use reload_reg_rtx_for_output
8595 instead of reg_rtx when recording output reloads. Use
8596 reload_reg_rtx_for_input instead of reg_rtx when recording
8597 input reloads. Set or clear reg_reloaded_call_part_clobbered
8598 at the same time as setting reg_reloaded_valid.
8599 (delete_output_reload): Add a new_reload_reg parameter and use it
8600 instead of rld[j].reg_rtx.
8601 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8604 2008-03-25 Tom Tromey <tromey@redhat.com>
8606 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8607 (build/genattr.o): Likewise.
8608 (build/genattrtab.o): Likewise.
8609 (build/gencodes.o): Likewise.
8610 (build/genconfig.o): Likewise.
8611 (build/genconstants.o): Likewise.
8612 (build/genemit.o): Likewise.
8613 (build/genextract.o): Likewise.
8614 (build/genflags.o): Likewise.
8616 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8618 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8619 instead of size_int for integer types.
8620 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8621 to match type of MINUS_EXPR.
8623 2008-03-25 Tom Tromey <tromey@redhat.com>
8625 * configure: Rebuilt.
8626 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8629 2008-03-25 Tom Tromey <tromey@redhat.com>
8631 * config/x-solaris (host-solaris.o): Update.
8632 * config/x-linux (host-linux.o): Update.
8633 * config/x-hpux (host-hpux.o): Update.
8634 * config/x-darwin (host-darwin.o): Update.
8635 * config/v850/t-v850e (v850-c.o): Update.
8636 * config/v850/t-v850 (v850-c.o): Update.
8637 * config/t-vxworks (vxworks.o): Update.
8638 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8639 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8640 * config/spu/t-spu-elf (spu-c.o): Update.
8642 * config/sh/t-symbian (sh-c.o): Update.
8643 (symbian.o): Update.
8644 * config/sh/t-sh (sh-c.o): Update.
8645 * config/score/t-score-elf (score7.o, score3.o): Update.
8646 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8647 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8648 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8649 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8651 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8652 * config/m32c/t-m32c (m32c-pragma.o): Update.
8653 * config/ia64/t-ia64 (ia64-c.o): Update.
8654 * config/i386/x-mingw32 (host-mingw32.o): Update.
8655 * config/i386/x-i386 (driver-i386.o): Update.
8656 * config/i386/x-darwin (host-i386-darwin.o): Update.
8657 * config/i386/x-cygwin (host-cygwin.o): Update.
8658 * config/i386/t-nwld (nwld.o): Update.
8659 * config/i386/t-netware (netware.o): Update.
8660 * config/i386/t-interix (winnt.o): Update.
8661 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8662 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8663 msformat-c.o): Update.
8664 * config/bfin/t-bfin-linux (generated_files): Add
8665 linux-sysroot-suffix.h.
8666 * config/arm/t-wince-pe (pe.o): Update.
8667 * config/arm/t-strongarm-pe (pe.o): Update.
8668 * config/arm/t-pe (pe.o): Update.
8669 * config/arm/t-arm (arm-c.o): Update.
8670 * doc/install.texi (Prerequisites): Require make 3.80.
8671 * Makefile.in: Remove .o targets.
8672 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8673 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8674 (simple_generated_h, simple_generated_c): Move earlier.
8675 (generated_files): New variable.
8676 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8677 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8678 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8679 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8680 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8681 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8682 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8683 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8684 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8685 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8686 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8687 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8689 (COMPILE.base, COMPILE): New variables.
8690 (%.o): New pattern rule.
8691 (ALL_HOST_OBJS): New variable.
8692 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8693 (dummy-checksum.o, cc1-checksum.o): Remove.
8694 (DRIVER_SHLIB): New variable.
8695 (DRIVER_DEFINES): Use it.
8696 (gencondmd.c): Move out of build/.
8697 (s-conditions): Update.
8698 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8699 (ALL_BUILD_OBJS): Likewise.
8700 (build/%.o): Use BUILDCOMPILE.
8701 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8702 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8703 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8704 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8705 build/genconfig.o, build/genconstants.o, build/genemit.o,
8706 build/genextract.o, build/genflags.o, build/genmddeps.o,
8707 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8708 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8709 build/gen-protos.o, build/scan.o, build/fix-header.o,
8710 build/scan-decls.o): Simplify.
8711 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8712 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8713 prefix.o, toplev.o): Reduce to variable setting.
8714 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8715 ($(out_object_file), gcc-options.o): New targets.
8716 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8717 * configure: Rebuilt.
8718 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8719 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8721 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8723 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8724 complain when we hit an error, return ERROR_MARK_NODE.
8726 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8728 * config/sh/constraints.md (Pso, Psz): New constraints.
8729 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8730 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8732 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8734 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8735 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8737 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8739 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8740 (prefetch_sh2a): New.
8742 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8743 Naveen.H.S <naveen.hs@kpitcummins.com>
8745 * config/sh/constraints.md (I28): New constraint.
8746 * config/sh/sh.c (broken_move): Add support for movi20s.
8747 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8749 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8750 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8751 Naveen.H.S <naveen.hs@kpitcummins.com>
8753 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8754 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8755 (print_operand): Handle resbank in %@ operand code.
8756 (sh_encode_section_info): New.
8757 (push_regs): Add conditions for resbank.
8758 (sh_expand_epilogue): Likewise.
8759 (sh_insert_attributes): Likewise.
8760 (sh_attribute_table): Likewise.
8761 (sh_handle_resbank_handler_attribute): New.
8762 (sh2a_handle_function_vector_handler_attribute): New.
8763 (sh2a_is_function_vector_call): New.
8764 (sh2a_get_function_vector_number): New.
8765 (sh2a_function_vector_p): New.
8766 (sh_cfun_resbank_handler_p): New.
8767 * config/sh/sh.md (calli): Emit jsr/n if possible.
8768 (calli_tbr_rel): New.
8769 (calli_pcrel): Emit jsr/n if possible.
8770 (return_i): Emit rts/n if possible.
8771 (call_valuei_tbr_rel): New.
8772 (call_valuei_pcrel): Add condition for SH2A target.
8773 (call_value): Likewise.
8774 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8775 (sh2a_get_function_vector_number): Likewise.
8776 (sh2a_is_function_vector_call): Likewise.
8777 * doc/extend.texi: Document TBR relative addressing of SH2A.
8778 (resbank): Add description for SH2A.
8780 2008-03-24 Richard Guenther <rguenther@suse.de>
8783 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8784 pointer assignments change conversions according to middle-end rules.
8785 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8786 * configure.ac: Include type checking in yes.
8787 * configure: Regenerate.
8789 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8791 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8792 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8794 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8796 * gthr-vxworks.h (UNUSED): Define.
8798 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8800 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8802 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8804 * doc/extend.texi (Function Attributes): Add missing comma in the
8805 example of the "alloc_size" attribute.
8807 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8810 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8812 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8815 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8818 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8819 of the underlying type of a MS bitfield layout to the natural
8820 alignment of the type.
8822 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8824 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8825 to their natural alignment to avoid store forwarding stalls.
8827 2008-03-22 Richard Guenther <rguenther@suse.de>
8829 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8830 For PHI nodes verify the address is invariant.
8831 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8832 (get_symbol_constant_value): Use is_gimple_min_invariant.
8833 (maybe_fold_stmt_indirect): Likewise.
8835 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8837 PR rtl-optimization/33927
8838 * Makefile.in (dse.o): Depend on $(TM_P_H).
8839 * expr.h (extract_low_bits): Declare.
8840 * expmed.c (extract_low_bits): New function.
8841 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8842 * dse.c: Include tm_p.h.
8843 (find_shift_sequence): Remove the read_reg argument and return the
8844 read value. Emit the instructions instead of returning them.
8845 Iterate on new_mode rather than calculating it each time.
8846 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8847 source to NEW_MODE and extract_low_bits to convert the shifted
8849 (replace_read): Allow the load and store to have different mode
8850 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8851 or extraction instructions before trying the replacement. Update
8852 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8854 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8856 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8857 to their natural alignment to avoid store forwarding stalls.
8859 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8862 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8863 encouraging but not allowing gprs for input;
8864 change the input constraint to !f#r.
8865 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8867 change the output constraint to !f#r.
8869 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8872 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8873 corresponding post-reload splitters.
8874 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8875 when x87 FP math is selected.
8876 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8877 New function prototype.
8878 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8879 unreachable function to ease macroization of insn patterns.
8881 2008-03-21 Martin Jambor <mjambor@suse.cz>
8883 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8884 reference dumps if ddr is NULL or dependence is unknown.
8886 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8888 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8889 unsigned extension into account.
8890 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8891 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8892 Do computations on a scratch register.
8894 2008-03-21 Richard Guenther <rguenther@suse.de>
8896 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8897 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8898 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8899 * tree-ssa-dom.c (record_equality): Likewise.
8900 * tree-inline.c (copy_body_r): Likewise.
8901 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8904 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8906 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8907 as 'delete_unused' argument.
8909 2008-03-20 Richard Guenther <rguenther@suse.de>
8911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8912 special casing of constant qualifiers.
8913 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8914 care about them in general.
8915 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8916 regardless of their type.
8917 (fold_stmt_r): Forcefully fold *& if we end up with that.
8919 2008-03-20 Paul Brook <paul@codesourcery.com>
8921 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8922 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8924 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8926 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8927 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8929 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8931 * common.opt (Wmudflap): New option.
8932 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8933 (mx_register_decls): Likewise.
8934 (mudflap_finish_file): Likewise.
8935 * doc/invoke.texi: Document -Wno-mudflap.
8937 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8939 * c-format.c (replace_format_name_to_system_name): New.
8941 (convert_format_name_to_system_name): New.
8942 (decode_format_attr): Add use of convert_format_name_to_system_name.
8943 (format_types_orig): Add gnu_ prefix to names.
8944 (check_format_info_main): Special treating of \0 escaped names for
8945 supporting multi-character format specifiers as I32, I64.
8946 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8947 (gnu_target_overrides_format_attributes): New.
8948 * c-format.h: Add structure target_ovr_attr to hold
8949 system specific formatter names.
8950 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8951 msformat-c.o file to c_target_objs and cxx_target_objs.
8952 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8953 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8954 (TARGET_N_FORMAT_TYPES): New.
8955 * config/i386/msformat-c.c: New.
8956 * config/i386/t-cygming: Add build rule for msformat-c.o.
8957 * doc/extend.texi: Add new format names gnu_* and ms_* and
8959 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8961 2008-03-20 Ira Rosen <irar@il.ibm.com>
8963 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8964 optimizations turned on under -O3.
8965 (ftree-vectorize): Add that the flag is turned on with -O3.
8967 2008-03-20 Ben Elliston <bje@au.ibm.com>
8969 * regmove.c (try_auto_increment): Fix spelling error in comment.
8970 * final.c (final_scan_insn): Likewise.
8972 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8975 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8976 allocator preferences for "y" and "r" class registers.
8977 ("*mov<mode>_internal"): Ditto.
8978 ("*movv2sf_internal_rex64"): Ditto.
8979 ("*movv2sf_internal"): Ditto.
8981 2008-03-19 Michael Matz <matz@suse.de>
8984 * calls.c (expand_call): Check overlap of arguments with call
8985 address for sibcalls.
8987 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8990 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8991 of the underlying type of a MS bitfield layout to the natural
8992 alignment of the type.
8994 2008-03-19 Jan Hubicka <jh@suse.cz>
8997 * toplev.c (decode_d_option): Handle all CPP flags.
8998 * tree-vrp.c: Update tree_pass descriptors.
8999 * regrename.c: Update tree_pass descriptors.
9000 * fwprop.c: Update tree_pass descriptors.
9001 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9002 * tree-into-ssa.c: Update tree_pass descriptors.
9003 * tree-dump.c: Update tree_pass descriptors.
9004 * tree-complex.c: Update tree_pass descriptors.
9005 * tree-dump.h: Update tree_pass descriptors.
9006 * see.c: Update tree_pass descriptors.
9007 * cgraphbuild.c: Update tree_pass descriptors.
9008 * tracer.c: Update tree_pass descriptors.
9009 * tree-loop-distribution.c: Update tree_pass descriptors.
9010 * cgraph.c: Update tree_pass descriptors.
9011 * postreload-gcse.c: Update tree_pass descriptors.
9012 * postreload.c: Update tree_pass descriptors.
9013 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9014 * tree-tailcall.c: Update tree_pass descriptors.
9015 * tree-pass.h (tree_opt_pass): Rename to ...
9016 (opt_pass) ... this one; add "type" field and remove letter field.
9017 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9018 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9019 all_lowering_passes): Update declaration.
9020 * ipa-cp.c: Update tree_pass descriptors.
9021 * final.c: Update tree_pass descriptors.
9022 * omp-low.c: Update tree_pass descriptors.
9023 * tree-ssa-dse.c: Update tree_pass descriptors.
9024 * ipa-reference.c: Update tree_pass descriptors.
9025 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9026 * auto-inc-dec.c: Update tree_pass descriptors.
9027 * reorg.c: Update tree_pass descriptors.
9028 * cgraphunit.c: Update tree_pass descriptors.
9029 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9030 * tree-ssa-ccp.c: Update tree_pass descriptors.
9031 * df-core.c: Update tree_pass descriptors.
9032 * mode-switching.c: Update tree_pass descriptors.
9033 * tree-nomudflap.c: Update tree_pass descriptors.
9034 * modulo-sched.c: Update tree_pass descriptors.
9035 * ipa-pure-const.c: Update tree_pass descriptors.
9036 * cse.c: Update tree_pass descriptors.
9037 * web.c: Update tree_pass descriptors.
9038 * tree-stdarg.c: Update tree_pass descriptors.
9039 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9040 * tree-ssa-dom.c: Update tree_pass descriptors.
9041 * tree-nrv.c: Update tree_pass descriptors.
9042 * tree-ssa-alias.c: Update tree_pass descriptors.
9043 * loop-init.c: Update tree_pass descriptors.
9044 * gimple-low.c: Update tree_pass descriptors.
9045 * ipa-inline.c: Update tree_pass descriptors.
9046 * tree-ssa-sink.c: Update tree_pass descriptors.
9047 * global.c: Update tree_pass descriptors.
9048 * ifcvt.c: Update tree_pass descriptors.
9049 * jump.c: Update tree_pass descriptors.
9050 * predict.c: Update tree_pass descriptors.
9051 * tree-ssa-loop.c: Update tree_pass descriptors.
9052 * recog.c: Update tree_pass descriptors.
9053 * dse.c: Update tree_pass descriptors.
9054 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9055 * tree-eh.c: Update tree_pass descriptors.
9056 * regmove.c: Update tree_pass descriptors.
9058 * function.c: Update tree_pass descriptors.
9059 * tree-vectorizer.c: Update tree_pass descriptors.
9060 * gcse.c: Update tree_pass descriptors.
9061 * ipa-type-escape.c: Update tree_pass descriptors.
9062 * tree-if-conv.c: Update tree_pass descriptors.
9063 * init-regs.c: Update tree_pass descriptors.
9064 * ipa.c: Update tree_pass descriptors.
9065 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9066 * rtl-factoring.c: Update tree_pass descriptors.
9067 * lower-subreg.c: Update tree_pass descriptors.
9068 * bt-load.c: Update tree_pass descriptors.
9069 * tree-dfa.c: Update tree_pass descriptors.
9070 * except.c: Update tree_pass descriptors.
9071 * emit-rtl.c: Update tree_pass descriptors.
9072 * cfgexpand.c: Update tree_pass descriptors.
9073 * tree-cfgcleanup.c: Update tree_pass descriptors.
9074 * cfgcleanup.c: Update tree_pass descriptors.
9075 * tree-ssa-pre.c: Update tree_pass descriptors.
9076 * tree-sra.c: Update tree_pass descriptors.
9077 * tree-mudflap.c: Update tree_pass descriptors.
9078 * tree-ssa-copy.c: Update tree_pass descriptors.
9079 * cfglayout.c: Update tree_pass descriptors.
9080 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9081 * tree-ssa-dce.c: Update tree_pass descriptors.
9082 * tree-ssa.c: Update tree_pass descriptors.
9083 * regclass.c: Update tree_pass descriptors.
9084 * integrate.c: Update tree_pass descriptors.
9085 * tree-optimize.c: Update tree_pass descriptors.
9086 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9087 * tree-object-size.c: Update tree_pass descriptors.
9088 * combine.c: Update tree_pass descriptors.
9089 * tree-outof-ssa.c: Update tree_pass descriptors.
9090 * bb-reorder.c: Update tree_pass descriptors.
9091 * stack-ptr-mod.c: Update tree_pass descriptors.
9092 * var-tracking.c: Update tree_pass descriptors.
9093 * tree-profile.c: Update tree_pass descriptors.
9094 * tree-vect-generic.c: Update tree_pass descriptors.
9095 * reg-stack.c: Update tree_pass descriptors.
9096 * sched-rgn.c: Update tree_pass descriptors.
9097 * tree-ssa-structalias.c: Update tree_pass descriptors.
9098 * tree-cfg.c: Update tree_pass descriptors.
9099 * passes.c (current_pass): Update declaration.
9100 (finish_optimization_passes): Update.
9101 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9102 (register_one_dump_file, register_dump_files_1, next_pass_1):
9104 (init_optimization_passes): Update handling of new types.
9105 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9106 * ipa-struct-reorg.c: Update tree_pass descriptors.
9107 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9108 * combine-stack-adj.c: Update tree_pass descriptors.
9109 * cfgrtl.c: Update tree_pass descriptors.
9110 * dce.c: Update tree_pass descriptors.
9111 * tree-ssanames.c: Update tree_pass descriptors.
9113 2008-03-19 Richard Guenther <rguenther@suse.de>
9116 * tree-ssa.c (walk_data): New structure.
9117 (warn_uninitialized_var): If not always_executed warn with "maybe"
9119 (execute_early_warn_uninitialized): Compute post-dominators.
9120 Initialize always_executed before processing each basic block.
9122 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9125 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9126 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9128 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9130 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9132 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9134 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9136 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9137 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9138 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9139 target after ignore has been set, and move there also the commputation
9140 of subtarget and original_target.
9141 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9142 (LANG_HOOKS_INITIALIZER): Remove it.
9143 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9145 2008-03-18 Richard Guenther <rguenther@suse.de>
9147 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9148 found an expression with constants, note that in the VN for the lhs.
9149 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9150 fold them to constants if possible. Run cleanup_cfg if done so.
9151 (execute_pre): Return todo.
9153 (execute_fre): Likewise.
9154 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9156 (get_prop_source_stmt): Look through pointer conversions.
9158 2008-03-18 Jan Hubicka <jh@suse.cz>
9160 * tree-pretty-print.c: Include predict.h.
9161 (dump_generic_node): Dump predictor.
9162 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9163 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9164 * gimple-low.c (lower_stmt): Likewise.
9165 * expr.c (expand_expr_real): Likewise.
9166 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9168 (build_predict_expr, build_predict_expr): New.
9169 * predict.h (predictor_name, build_predict_expr): Update.
9170 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9171 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9172 * predict.def (PRED_CONTINUE): Update hitrate.
9173 * tree.def (PREDICT_EXPR): Define.
9174 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9175 do not handle BIND_EXPR.
9176 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9177 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9178 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9181 2008-03-18 Michael Matz <matz@suse.de>
9183 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9185 2008-03-18 Richard Guenther <rguenther@suse.de>
9187 * tree-gimple.h (is_gimple_invariant_address): Declare.
9188 (is_gimple_constant): Likewise.
9189 * tree-gimple.c (is_gimple_constant): New function.
9190 (is_gimple_invariant_address): Likewise.
9191 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9192 and is_gimple_invariant_address.
9193 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9195 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9196 an addressable base.
9198 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9201 * gimplify.c (gimplify_expr): Gimplify second operand of
9204 2008-03-17 Richard Guenther <rguenther@suse.de>
9206 PR tree-optimization/19637
9207 * fold-const.c (fold_unary): Remove restrictions of removing
9208 intermediate pointer-conversions (P2)(P1)P0.
9209 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9210 conversion to void pointer.
9211 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9213 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9216 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9217 emulated thread local variables.
9219 2008-03-16 Richard Guenther <rguenther@suse.de>
9222 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9223 expand TREE_INVARIANT operations that are not gimple invariant.
9225 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9227 * doc/extend.texi (Alignment): Say that the ABI controls
9228 the __alignof__ for non-strict-alignment targets rather
9229 than being a recommendation.
9231 2008-03-15 Paul Brook <paul@codesourcery.com>
9233 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9235 (arm_output_fn_unwind): Mark functions that can not be unwound.
9237 2008-03-15 Paul Brook <paul@codesourcery.com>
9239 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9240 extension instructions.
9242 2008-03-15 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9245 and fold constant aggregate refs.
9246 (fold_const_aggregate_ref): Handle string constants
9247 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9248 (evaluate_stmt): Simplify now that ccp_fold folds constant
9251 2008-03-15 Paul Brook <paul@codesourcery.com>
9253 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9254 (extzv): Use gen_extzv_t2.
9255 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9257 2008-03-15 Richard Guenther <rguenther@suse.de>
9259 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9260 (fold_const_aggregate_ref): Likewise.
9261 (get_value): Return NULL if we don't have any values.
9262 (ccp_finalize): Set const_val to NULL after freeing it.
9263 * tree-flow.h (get_symbol_constant_value): Declare.
9264 (fold_const_aggregate_ref): Likewise.
9265 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9267 2008-03-15 Richard Guenther <rguenther@suse.de>
9270 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9271 to not produce negative array indices if not allowed. Add
9272 parameter to indicate that.
9273 (maybe_fold_offset_to_component_ref): Allow negative array
9274 indices only for the first member of a structure.
9275 (maybe_fold_offset_to_reference): Allow negative array indices.
9276 (maybe_fold_stmt_addition): Likewise.
9278 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9279 Anatoly Sokolov <aesok@post.ru>
9281 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9282 (avr_arch): Add ARCH_AVR6.
9283 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9284 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9285 instead of fixed value 2.
9286 (print_operand_address): Use gs() asm specifier instead of pm().
9287 (avr_assemble_integer): (Ditto.).
9288 (avr_output_addr_vec_elt): (Ditto.).
9289 (print_operand): Handle "!" code.
9290 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9291 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9292 (AVR_HAVE_EIJMP_EICALL): Define.
9293 (AVR_3_BYTE_PC): Redefine.
9294 (AVR_2_BYTE_PC): (Ditto.).
9295 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9296 (LINK_SPEC): Add atmega2560 and atmega2561.
9297 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9299 * config/avr/avr.md (call_insn): Use eicall instead of icall
9300 for 3 byte PC devices.
9301 (call_value_insn): (Ditto.).
9302 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9303 (indirect_jump): Use only for for 2 byte PC devices.
9304 (*tablejump): (Ditto.).
9305 (*indirect_jump_avr6): Add insn.
9306 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9307 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9308 instead of ijmp for 3 byte PC devices.
9309 (__tablejump2__): (Ditto.).
9310 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9311 (MULITLIB_DIRNAMES): (Ditto.).
9312 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9314 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9316 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9317 "sse2_umulsidi3". Use V1DI mode for operand 0.
9318 ("mmx_psadbw"): Use V1DI mode for operand 0.
9319 * config/i386/i386-modes.def (V1SI): New vector mode.
9320 * config/i386/i386.c (struct builtin_description)
9321 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9322 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9323 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9324 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9325 v1di_ftype_v8qi_v8qi type.
9326 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9328 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9329 __builtin_ia32_pmuludq]: Fix the mode of return value.
9331 2008-03-15 Richard Guenther <rguenther@suse.de>
9334 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9337 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9339 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9340 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9341 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9342 unless TARGET_SERIALIZE_VOLATILE is enabled.
9343 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9344 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9345 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9347 2008-03-14 Richard Guenther <rguenther@suse.de>
9349 PR tree-optimization/34172
9350 * tree-flow.h (refs_may_alias_p): Declare.
9351 (get_single_def_stmt): Likewise.
9352 (get_single_def_stmt_from_phi): Likewise.
9353 (get_single_def_stmt_with_phi): Likewise.
9354 * tree-dfa.c (refs_may_alias_p): New function.
9355 (get_single_def_stmt): Likewise.
9356 (get_single_def_stmt_from_phi): Likewise.
9357 (get_single_def_stmt_with_phi): Likewise.
9358 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9359 (vn_reference_lookup_1): New helper function.
9360 (vn_reference_lookup): Walk the virtual use-def chain to
9361 continue searching for a match if the def does not alias the
9362 reference we are looking for.
9364 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9366 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9367 archive and Perzl. Update The Written Word listing.
9369 2008-03-14 Richard Guenther <rguenther@suse.de>
9371 PR tree-optimization/34043
9372 PR tree-optimization/33989
9373 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9375 (bitmap_find_leader): Use extra argument to verify dominance
9376 relationship inside a basic-block.
9377 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9378 (find_leader_in_sets): Adjust.
9379 (create_component_ref_by_pieces): Take extra argument for
9380 dominance check, handle lookup failures.
9381 (find_or_generate_expression): Likewise.
9382 (create_expression_by_pieces): Likewise.
9383 (insert_into_preds_of_block): Adjust.
9384 (create_value_expr_from): If asked for, verify all operands
9385 are in the blocks AVAIL_OUT set.
9386 (make_values_for_stmt): Check for SSA_NAMEs that are life
9387 over an abnormal edge.
9388 (compute_avail): Remove such check.
9389 (do_SCCVN_insertion): New function.
9390 (eliminate): If we do not find a leader suitable for replacement
9391 insert a replacement expression from SCCVN if available.
9392 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9393 (struct vn_ssa_aux): Add needs_insertion flag.
9394 * tree-ssa-sccvn.c (may_insert): New global flag.
9395 (copy_reference_ops_from_ref): Value-number union member access
9396 based on its size, not type and member if insertion is allowed.
9397 (visit_reference_op_load): For a weak match from union type
9398 punning lookup a view-converted value and insert a SSA_NAME
9399 for that value if that is not found.
9400 (visit_use): Make dumps shorter. Do not disallow value numbering
9401 SSA_NAMEs that are life over an abnormal edge to constants.
9402 (free_scc_vn): Release inserted SSA_NAMEs.
9403 (run_scc_vn): New flag to specify whether insertion is allowed.
9404 Process SSA_NAMEs in forward order.
9405 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9406 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9407 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9408 pointer type to/from integral types that do not change the
9409 precision to regular conversions.
9411 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9413 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9414 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9415 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9416 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9417 input arguments and the mode of return value. Built-in functions
9418 that operate on whole 64-bit MMX register now use V1DI mode.
9420 2008-03-13 Alon Dayan <alond@il.ibm.com>
9421 Olga Golovanevsky <olga@il.ibm.com>
9423 PR tree-optimization/35041
9424 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9425 to locate the right position in a statement.
9427 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9431 * config/i386/xmmintrin.h: Change all static inline functions to
9432 extern inline and add __gnu_inline__ attribute.
9433 * config/i386/bmintrin.h: Ditto.
9434 * config/i386/smmintrin.h: Ditto.
9435 * config/i386/tmmintrin.h: Ditto.
9436 * config/i386/mmintrin-common.h: Ditto.
9437 * config/i386/ammintrin.h: Ditto.
9438 * config/i386/emmintrin.h: Ditto.
9439 * config/i386/pmmintrin.h: Ditto.
9440 * config/i386/mmintrin.h: Ditto.
9441 * config/i386/mm3dnow.h: Ditto.
9443 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9446 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9447 (lower_omp_2): New function.
9448 (lower_omp_1, lower_omp): Rewritten.
9450 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9453 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9454 with the phrase "Microsoft Windows compilers".
9455 (Push/Pop Macro Pragmas): New subsection. Document
9456 #pragma push_macro and pragma pop_macro.
9458 2008-03-12 Paul Brook <paul@codesourcery.com>
9460 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9462 2008-03-12 Paul Brook <paul@codesourcery.com>
9464 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9465 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9466 (thumb2_addsi_shortim): Rename ...
9467 (thumb2_addsi_short): ... to this. Allow register operands.
9468 (thumb2_subsi_short): New pattern.
9469 (thumb2_one_cmplsi2_short,
9470 thumb2_negsi2_short): New patterns and peepholes.
9472 2008-03-12 Paul Brook <paul@codesourcery.com>
9474 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9476 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9478 * config/i386/i386.md (int_cond): New code iterator.
9480 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9481 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9482 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9483 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9484 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9485 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9486 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9487 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9489 2008-03-12 Paul Brook <paul@codesourcery.com>
9491 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9492 instead of {arm,thumb}_compute_save_reg_mask.
9493 (output_return_instruction): Ditto.
9494 (thumb_unexpanded_epilogue): Ditto.
9495 (thumb1_expand_prologue): Ditto.
9496 (thumb1_output_function_prologue): Ditto.
9497 (arm_set_return_address): Ditto.
9498 (thumb_set_return_address): Ditto.
9499 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9500 regs to achieve stack alignment.
9501 (thumb1_compute_save_reg_mask): Fix compiler warning.
9502 (arm_output_epilogue): Use offsets->saved_regs_mask.
9503 Adjust stack pointer by poping call clobered registers.
9504 (arm_expand_prologue): Use offsets->saved_regs_mask.
9505 Adjust stack pointer by pushing extra registers.
9506 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9508 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9511 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9512 conversion to the operands of a multiplication.
9514 2008-03-12 Richard Guenther <rguenther@suse.de>
9516 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9517 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9518 * timevar.def (TV_TREE_PHIPROP): Add.
9519 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9520 pass description. Use TV_TREE_PHIPROP.
9521 * tree-ssa-forwprop.c: Remove phiprop code.
9523 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9526 * omp-low.c (maybe_lookup_decl): Constify first argument.
9527 (use_pointer_for_field): Change last argument from bool to
9528 omp_context *. Disallow shared copy-in/out in nested
9529 parallel if decl is shared in outer parallel too.
9530 (build_outer_var_ref, scan_sharing_clauses,
9531 lower_rec_input_clauses, lower_copyprivate_clauses,
9532 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9534 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9535 Ira Rosen <irar@il.ibm.com>
9537 * tree-vectorizer.c (free_stmt_vec_info): New function.
9538 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9539 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9540 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9541 * tree-vect-transform.c (vectorizable_conversion): Free
9542 vec_oprnds0 if it was allocated.
9543 (vect_permute_store_chain): Remove unused VECs.
9544 (vectorizable_store): Free VECs that are allocated in the..
9546 (vect_transform_strided_load, vectorizable_load): Likewise.
9547 (vect_remove_stores): Simplify the code.
9548 (vect_transform_loop): Move code to vect_remove_stores().
9549 Call vect_remove_stores() and free_stmt_vec_info().
9551 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9553 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9554 TARGET_HPUX. Revise comment.
9555 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9556 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9557 Use sr4 variant of `be' instruction when not generating PIC code.
9558 (attr_length_call): Adjust for above change.
9560 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9562 * ipa-reference.c (static_execute): Remove module_statics_const and
9563 associated setting code.
9565 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9568 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9569 predicate for operand 1.
9570 (paritysi2_cmp): Use register_operand predicate for operand 2.
9571 Use earlyclobber modifier for operand 1. Remove support for
9573 (paritydi2_cmp): Use register_operand predicate for operand 3.
9574 Use earlyclobber modifier for operand 1. Remove support for
9577 2008-03-11 Paul Brook <paul@codesourcery.com>
9578 Vladimir Prus <vladimir@codesourcery.com>
9580 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9581 (arm_compute_save_reg0_reg12_mask): Always
9582 check if register 11 must be saved. Always safe hard frame pointer
9583 when frame_pointer_needeed.
9584 (arm_compute_save_reg_mask): Save IP and PC
9585 only with apcs frames.
9586 (arm_output_epilogue): Adjust Thumb2 codepath to
9587 be also invoked and work for ARM non-apcs frames.
9588 (arm_expand_prologue): Don't bother saving IP
9589 for non-apcs frame, since it's not clobbered by
9590 prologue code. Implement non-apcs frame
9593 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9595 PR rtl-optimization/35281
9596 * expr.c (convert_move): Use a new pseudo for the intermediate
9597 from_mode->word_mode result.
9599 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9601 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9602 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9603 * toplev.c (compile_file): Don't call it.
9605 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9608 * expr.c (store_expr): Call emit_block_move if the mode
9609 of "temp" RTX is BLKmode.
9611 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9612 Richard Guenther <rguenther@suse.de>
9614 PR tree-optimization/31358
9615 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9616 the step with a NULL_TREE.
9617 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9618 to sizetype if type is a pointer type.
9619 (add_candidate_1): Don't convert the base and step to
9620 the generic type if the orginal type is a pointer type.
9621 (add_iv_value_candidates): Use sizetype for the step
9622 if type is a pointer type.
9623 (cand_value_at): Likewise.
9624 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9626 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9627 Don't convert the tem affine to the type.
9628 (add_elt_to_tree): Use sizetype for the step if a pointer.
9629 Use POINTER_PLUS_EXPR for pointers.
9630 (aff_combination_to_tree): Use sizetype for the step if a
9633 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9635 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9636 Remove commutativity hint.
9638 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9642 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9643 errorneous type. Check that v is a VAR_DECL.
9646 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9648 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9650 PR tree-optimization/35494
9651 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9652 may be overriden at link and run time.
9654 2008-03-10 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/34677
9657 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9658 (poolify_tree): Likewise.
9659 (modify_expr_template): Likewise.
9660 (poolify_modify_stmt): Likewise.
9661 (insert_fake_stores): Handle all component-ref style stores
9662 in addition to INDIRECT_REF. Also handle complex types.
9663 Do not poolify the inserted load.
9664 (realify_fake_stores): Do not rebuild the tree but only
9665 make it a SSA_NAME copy.
9666 (init_pre): Remove initialzation of modify_expr_template.
9667 Do not allocate modify_expr_node_pool.
9668 (fini_pre): Do not free modify_expr_node_pool.
9670 2008-03-10 Paul Brook <paul@codesourcery.com>
9672 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9675 2008-03-10 Paul Brook <paul@codesourcery.com>
9676 Mark Shinwell <shinwell@codesourcery.com>
9678 * config/arm/cortex-r4.md: New.
9679 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9681 * config/arm/arm.md: Include cortex-r4.md.
9682 (insn): Add smmls, sdiv and udiv values.
9683 (generic_sched): Don't use generic scheduling for Cortex-R4.
9684 (arm_issue_rate): New function.
9685 (TARGET_SCHED_ISSUE_RATE): Define.
9687 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9689 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9691 2008-03-10 Richard Guenther <rguenther@suse.de>
9693 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9694 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9696 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9698 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9699 Set default to true.
9701 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9703 * c.opt (Wsynth): Deprecate.
9704 * doc/invoke.texi (Option Summary, Warning Options): Document
9705 -Wno-format-contains-nul.
9707 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9711 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9713 2008-03-09 Ira Rosen <irar@il.ibm.com>
9715 * config/rs6000/rs6000.c (builtin_description): Rename vector
9716 left shift operations.
9717 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9718 (altivec_vsl<VI_char>): Rename to ...
9719 (ashl<mode>3): ... new name.
9720 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9722 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9724 2008-03-08 Richard Guenther <rguenther@suse.de>
9726 * coverage.h (tree_coverage_counter_addr): Declare.
9727 * coverage.c (tree_coverage_counter_addr): New function.
9728 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9730 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9731 (tree_gen_one_value_profiler): Likewise.
9732 (tree_gen_ic_profiler): Likewise.
9733 (tree_gen_average_profiler): Likewise.
9734 (tree_gen_ior_profiler): Likewise.
9736 2008-03-08 Richard Guenther <rguenther@suse.de>
9738 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9739 (vn_binary_op_insert): Likewise.
9740 (vn_unary_op_lookup): Likewise.
9741 (vn_unary_op_insert): Likewise.
9742 (vn_nary_op_lookup): Declare.
9743 (vn_nary_op_insert): Likewise.
9744 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9745 and binary hashes, use a single obstack for unary_op_pool
9747 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9748 a single struct vn_nary_op_s. Store tree code length and
9749 a variable number of operands.
9750 (struct vn_reference_op_struct): Remove unused op2.
9751 (vn_reference_op_eq): Do not compare op2.
9752 (vn_reference_op_compute_hash): Do not compute hash of op2.
9753 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9754 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9755 with vn_nary_op_compute_hash.
9756 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9757 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9759 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9761 (visit_unary_op): Call nary functions.
9762 (visit_binary_op): Likewise.
9763 (process_scc): Adjust for struct vn_tables_s changes.
9764 (allocate_vn_table): Likewise.
9765 (free_vn_table): Likewise.
9766 * tree-vn.c (vn_add): Call nary functions.
9767 (vn_lookup): Likewise.
9769 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9772 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9773 wdst back after sync_compare_and_swapqhi_internal.
9775 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9778 * config/i386/i386-modes.def (V1DI): New vector mode.
9779 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9780 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9781 (MMXMODE248): Ditto.
9782 (MMXMODE): Add V1DI mode.
9783 (mmxvecsize): Change DI mode to V1DI mode.
9784 ("mov<mode>): Use MMXMODEI8 mode iterator.
9785 ("*mov<mode>_internal_rex64"): Ditto.
9786 ("*mov<mode>_internal"): Ditto.
9787 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9788 ("mmx_sub<mode>3"): Ditto.
9789 ("mmx_adddi3"): Remove insn pattern.
9790 ("mmx_subdi3"): Ditto.
9791 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9792 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9793 ("mmx_ashl<mode>3"): Ditto.
9794 ("mmx_lshrdi3"): Remove insn pattern.
9795 ("mmx_ashldi3"): Ditto.
9796 * config/i386/i386.c (classify_argument): Handle V1DImode.
9797 (function_arg_advance_32): Ditto.
9798 (function_arg_32): Ditto.
9799 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9800 mmx_addv1di3 insn pattern.
9801 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9802 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9803 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9804 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9805 Remove definitions of built-in functions.
9806 (V1DI_type_node): New node.
9807 (v1di_ftype_v1di_int): Ditto.
9808 (v1di_ftype_v1di_v1di): Ditto.
9809 (v2si_ftype_v2si_si): Ditto.
9810 (v4hi_ftype_v4hi_di): Remove node.
9811 (v2si_ftype_v2si_di): Ditto.
9812 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9813 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9814 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9815 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9816 Add new builtins using def_builtin_const.
9817 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9818 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9819 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9820 * config/i386/mmintrin.h (__v1di): New typedef.
9821 (_mm_add_si64): Cast arguments to __v1di type.
9822 (_mm_sub_si64): Ditto.
9823 (_mm_sll_pi16): Cast __count to __v4hi type.
9824 (_mm_sll_pi32): Cast __count to __v2si type.
9825 (_mm_sll_si64): Cast arguments to __v1di type.
9826 (_mm_srl_pi16): Cast __count to __v4hi type.
9827 (_mm_srl_pi32): Cast __count to __v2si type.
9828 (_mm_srl_si64): Cast arguments to __v1di type.
9829 (_mm_sra_pi16): Cast __count to __v4hi type.
9830 (_mm_sra_pi32): Cast __count to __v2si type.
9831 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9832 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9833 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9834 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9835 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9836 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9837 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9838 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9839 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9840 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9841 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9842 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9844 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9846 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9848 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9851 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9852 reg+const addressing for Altivec modes. Don't generate reg+reg
9853 addressing for TFmode or TDmode quantities.
9855 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9857 * c-common.c (vector_types_convertible_p): Call langhook
9858 instead of comptypes.
9860 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9863 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9864 integral and scalar float variables which have a
9867 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9869 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9870 dwarf_register_span hook when emitting unwind information for
9871 register-to-memory saves.
9872 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9873 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9875 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9877 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9878 for the same VAR_DECL.
9880 2008-03-06 Tom Tromey <tromey@redhat.com>
9883 * doc/standards.texi (Standards): Don't mention treelang.
9884 * doc/invoke.texi (Overall Options): Don't mention treelang.
9885 * doc/install.texi (Prerequisites): Don't mention bison or
9887 (Configuration): Don't mention treelang.
9888 (Building): Likewise.
9889 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9891 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9893 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9894 word-extractions out of a multi-word object.
9896 2008-03-06 Richard Guenther <rguenther@suse.de>
9898 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9899 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9900 result type and precision.
9901 * expr.c (get_inner_reference): Set unsignedp based on the result
9902 type of BIT_FIELD_REF.
9903 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9904 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9905 (try_instantiate_multiple_fields): Likewise. Use the correct type
9907 (sra_build_assignment): Likewise.
9908 (sra_build_elt_assignment): Likewise.
9909 (sra_explode_bitfield_assignment): Likewise.
9910 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9911 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9912 set BIT_FIELD_REF_UNSIGNED.
9913 (vectorizable_load): Likewise.
9915 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9917 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9920 2008-03-06 Richard Guenther <rguenther@suse.de>
9922 * alias.c (struct alias_set_entry): Move has_zero_child field
9923 to pack with alias_set.
9925 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9927 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9930 2008-03-05 Ian Lance Taylor <iant@google.com>
9932 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9934 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9936 * fwprop.c (update_df): Support width and offset parameters of
9938 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9939 global_conflicts): Change DF_REF_EXTRACT to either
9940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9942 * df-scan.c (df_ref_record, df_defs_record,
9943 df_ref_create_structure, df_def_record_1, df_uses_record,
9944 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9945 df_bb_refs_collect, df_entry_block_defs_collect,
9946 df_exit_block_uses_collect): Support new width and offset fields.
9947 (ref_extract_pool): New storage pool.
9948 (df_free_ref): New function.
9949 (df_reg_chain_unlink, df_free_collection_rec,
9950 df_sort_and_compress_refs): Call df_free_ref.
9951 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9953 (df_ref_create_structure): Allocate df_ref_extract if offset and
9954 width fields are used.
9955 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9956 (df_uses_record): Get offset and width from ZERO_EXTRACT
9958 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9959 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9960 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9961 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9962 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9963 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9964 (df_ref_extract): New structure.
9965 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9966 (df_ref_create): Add width and offset parameters.
9968 2008-03-05 Richard Guenther <rguenther@suse.de>
9970 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9971 Use ranges_overlap_p.
9972 (offset_overlaps_with_access): Rename
9973 to ranges_overlap_p and move ...
9974 * tree-flow-inline.h (ranges_overlap_p): ... here.
9976 * tree.h (get_inner_reference, handled_component_p): Update
9979 * tree.h (record_component_aliases, get_alias_set,
9980 alias_sets_conflict_p, alias_sets_must_conflict_p,
9981 objects_must_conflict_p): Move declarations ...
9982 * alias.h (record_component_aliases, get_alias_set,
9983 alias_sets_conflict_p, alias_sets_must_conflict_p,
9984 objects_must_conflict_p): ... here.
9985 Include coretypes.h.
9986 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9988 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9990 * cfg.c: Include tree-flow.h.
9991 (remove_edge_raw): Call redirect_edge_var_map_clear.
9992 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9993 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9994 (redirect_edge_var_map_result): New.
9995 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9996 PENDING_STMT use with redirect_edge_var_map_*.
9997 * tree-ssa.c (edge_var_maps): New definition.
9998 (redirect_edge_var_map_add): New.
9999 (redirect_edge_var_map_clear): New.
10000 (redirect_edge_var_map_dup): New.
10001 (redirect_edge_var_map_vector): New.
10002 (redirect_edge_var_map_destroy): New.
10003 (ssa_redirect_edge): Replace PENDING_STMT use with
10004 redirect_edge_var_map_*.
10005 (flush_pending_stmts): Same.
10006 (delete_tree_ssa): Destroy edge var map.
10007 * tree-flow.h (struct _edge_var_map): New.
10008 Define edge_var_map vector type.
10009 Declare redirect_edge_var_map_* prototypes.
10010 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10011 * tree-cfg.c (reinstall_phi_args): Replace
10012 PENDING_STMT use with redirect_edge_var_map_*.
10014 2008-03-05 Richard Guenther <rguenther@suse.de>
10016 PR tree-optimization/35472
10017 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10018 whose single use_stmt has a overlapping set of loaded and
10019 stored symbols as that use_stmt might be a noop assignment then.
10021 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10023 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10025 2008-03-05 Richard Guenther <rguenther@suse.de>
10028 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10029 should be constants.
10030 * tree-cfg.c (verify_expr): Verify it.
10031 * fold-const.c (fold_truthop): Remove code generating
10032 BIT_FIELD_REFs of structure bases.
10033 (fold_binary): Likewise.
10034 (fold_ternary): Position and size of BIT_FIELD_REFs are
10035 always host integers.
10036 (make_bit_field_ref): Remove.
10037 (optimize_bit_field_compare): Remove.
10038 (all_ones_mask_p): Remove.
10040 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10043 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10044 (split_block_and_df_analyze): New. Split basic block and rebuild
10046 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10048 (split_pattern_seq): Likewise.
10049 (erase_matching_seqs): Likewise.
10050 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10052 2008-03-04 Geoff Keating <geoffk@apple.com>
10054 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10055 declaration and code.
10056 (tree_invalid_nonnegative_warnv_p): Likewise.
10058 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10060 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10061 examples. Truncate option-names then causing overfull hbox.
10063 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10066 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10068 * configure: Rebuilt.
10070 2008-03-04 Rafael Espindola <espindola@google.com>
10072 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10073 (tree_unary_nonnegative_warnv_p): New.
10074 (tree_binary_nonnegative_warnv_p): New.
10075 (tree_single_nonnegative_warnv_p): New.
10076 (tree_invalid_nonnegative_warnv_p): New.
10077 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10079 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10082 * opts.c (handle_option): Postpone 'unknown option' errors only for
10085 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10088 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10091 2008-03-04 Rafael Espindola <espindola@google.com>
10093 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10094 (tree_binary_nonzero_warnv_p): New.
10095 (tree_single_nonzero_warnv_p): New.
10096 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10098 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10100 PR middle-end/35456
10101 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10102 transformations for modes that have signed zeros.
10103 * ifcvt.c (noce_try_abs): Ditto.
10105 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10107 * config/i386/i386.c (override_options): Force
10108 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10110 2008-03-04 Jan Hubicka <jh@suse.cz>
10113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10116 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10118 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10119 label to probe the stack.
10121 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10123 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10124 (__gthr_win32_mutex_destroy): Declare.
10125 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10126 __gthr_win32_mutex_destroy.
10127 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10129 2008-03-03 Jan Hubicka <jh@suse.cz>
10132 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10133 aggressive on inlining cold calls.
10135 2008-03-03 Richard Guenther <rguenther@suse.de>
10137 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10138 struct copies into the expression table.
10139 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10140 (try_to_simplify): Likewise.
10141 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10142 integral and pointer arguments which do not change the
10143 precision to NOP_EXPRs.
10144 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10145 VIEW_CONVERT_EXPR case.
10147 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10149 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10150 defined in a loop at depth 0 is invariant.
10151 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10152 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10153 be called at loop depth 0.
10155 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10158 * gcc.c (process_command): Update copyright notice dates.
10159 * gcov.c (print_version): Likewise.
10160 * gcov-dump.c (print_version): Likewise.
10161 * mips-tfile.c (main): Likewise.
10162 * mips-tdump.c (main): Likewise.
10164 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10167 * c-common.c (flag_permissive): Delete.
10168 (constant_expression_warnings): Check flags first.
10169 (constant_expression_error): New.
10170 * c-common.h (flag_permissive): Delete.
10171 (constant_expression_error): Declare.
10172 * flags.h (flag_permissive): Declare. Update description.
10173 * diagnostic.c (pedwarn): Update.
10175 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10176 (permissive_error_kind): New.
10177 * toplev.c (flag_permissive): Define. Update description.
10178 * toplev.h (permissive_error_kind): Declare.
10179 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10180 (pedwarn_c90): Use pedantic_warning_kind.
10181 * c-opts.c (c_common_post_options): flag_permissive does not affect
10182 flag_pedantic_errors.
10184 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10186 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10187 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10188 __absvsi2, __absvDI2): Use unsigned arithmetic.
10190 2008-03-02 Andi Kleen <ak@suse.de>
10191 Richard Guenther <rguenther@suse.de>
10193 * struct-equiv.c: Remove file.
10194 * cfg_cleanup.c (condjump_equiv_p): Remove.
10195 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10196 (struct-equiv.o): Remove rule.
10197 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10198 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10199 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10201 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10203 * ifcvt.c (noce_process_if_block): Try to handle only the then
10204 block if the else block exists but isn't suitable.
10206 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10209 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10210 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10211 regression from previous patch.
10213 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10216 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10218 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10219 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10220 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10221 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10222 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10223 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10224 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10225 (__gthread_mutex_destroy_function): Rename to
10226 __gthread_mutex_destroy.
10227 * gthr-dce.h (__gthread_mutex_destroy): Call
10228 pthread_mutex_destroy.
10229 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10230 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10231 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10233 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10235 * df-scan.c (df_ref_chain_change_bb): Simplify.
10236 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10237 set_block_for_insn if there's any change.
10238 * df.h ((df_insn_change_bb): Fix prototype.
10239 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10240 df_insn_change_bb, don't call set_block_for_insn.
10241 * emit-rtl.c (reorder_insns): Likewise.
10242 * haifa-sched.c (move_insn): Likewise.
10244 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10246 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10248 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10250 * tree-flow-inline.h (next_readonly_imm_use): Return
10251 NULL_USE_OPERAND_P after the end.
10253 2008-03-01 Richard Guenther <rguenther@suse.de>
10255 PR tree-optimization/35411
10256 * tree-sra.c (sra_build_assignment): Split conversion to
10257 final type to a separate statement if we are not assigning
10260 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10262 * fold-const.c (fold_convertible_p): Correct the logic to follow
10263 that in fold_convert().
10265 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10268 * tree-inline.c (build_duplicate_type): When we make a
10269 duplicate type, make it unique in the canonical types system.
10271 2008-02-29 Tom Tromey <tromey@redhat.com>
10273 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10274 input_file_stack_history, input_file_stack_restored): Remove.
10275 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10276 * input.h (struct file_stack): Remove.
10277 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10278 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10280 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10282 (diagnostic_last_module_changed): Add 'map' argument.
10283 (diagnostic_set_last_function): Likewise.
10284 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10285 line map, not input_file_stack.
10286 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10288 2008-02-29 Paul Brook <paul@codesourcery.com>
10290 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10292 2008-02-29 Paul Brook <paul@codesourcery.com>
10294 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10296 2008-02-29 Richard Guenther <rguenther@suse.de>
10298 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10300 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10301 value for comparing for a store match.
10302 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10303 (try_to_simplify): Do not do a full-blown reference lookup.
10305 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10307 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10308 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10310 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10312 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10314 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10315 strides against cache sizes.
10317 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10319 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10322 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10324 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10325 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10326 is smaller than the original promoted value.
10327 (simplify_subreg): If OP is a SUBREG, try to preserve its
10328 SUBREG_PROMOTED_VAR_P information.
10330 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10332 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10333 (VN_INFO_GET): Allocate new objects on the obstack.
10334 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10335 for rpo_numbers_temp, for consistency.
10336 (free_scc_vn): Free the obstack.
10338 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10340 * doc/invoke.texi: Document -ftree-loop-distribution.
10341 * tree-loop-distribution.c: New.
10342 * tree-pass.h (pass_loop_distribution): New.
10343 * graphds.h (struct graph): Add htab_t indices.
10344 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10345 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10346 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10347 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10348 * tree-data-ref.c (debug_data_dependence_relations): New.
10349 (dump_data_dependence_relation): Also print data references.
10350 (free_data_ref): Extern.
10351 (same_access_functions): Moved...
10352 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10353 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10354 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10355 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10356 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10357 (stmts_from_loop): Skip LABEL_EXPR.
10358 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10360 (build_rdg): Initialize rdg->indices htab.
10361 (free_rdg, stores_from_loop, ref_base_address,
10362 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10363 have_similar_memory_accesses_1, ref_base_address_1,
10364 remove_similar_memory_refs): New.
10365 * tree-data-ref.h: Depend on tree-chrec.h.
10366 (debug_data_dependence_relations, free_data_ref): Declared.
10367 (same_access_functions): ... here.
10368 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10370 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10371 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10372 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10373 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10374 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10375 rdg_vertex_for_stmt): Declared.
10376 (struct rdg_edge): Add level.
10378 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10379 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10381 (rdg_has_similar_memory_accesses): New.
10382 * tree-vect-analyze.c: Remove unused static decls.
10383 * lambda.h (dependence_level): New.
10384 * common.opt (ftree-loop-distribution): New.
10385 * tree-flow.h (mark_virtual_ops_in_bb,
10386 slpeel_tree_duplicate_loop_to_edge_cfg,
10387 rename_variables_in_loop): Declared.
10388 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10389 (OBJS-common): Add tree-loop-distribution.o.
10390 (tree-loop-distribution.o): New rule.
10391 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10392 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10393 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10395 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10398 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10399 other than structures and unions.
10401 2008-02-28 Richard Guenther <rguenther@suse.de>
10404 2008-02-26 Richard Guenther <rguenther@suse.de>
10406 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10407 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10408 (lookup_decl_from_uid): Declare.
10409 (remove_decl_from_map): Likewise.
10410 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10411 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10412 (decl_for_uid_map): New global hashtable mapping DECL_UID
10414 (init_ttree): Allocate it.
10415 (insert_decl_to_uid_decl_map): New helper function.
10416 (make_node_stat): Insert new decls into the map.
10417 (copy_node_stat): Likewise.
10418 (lookup_decl_from_uid): New function.
10419 (remove_decl_from_map): Likewise.
10420 (print_decl_for_uid_map_statistics): New helper.
10421 (dump_tree_statistics): Call it.
10423 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10424 (referenced_var_iterator): Adjust.
10425 (FOR_EACH_REFERENCED_VAR): Adjust.
10426 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10427 (num_referenced_vars): Adjust.
10428 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10429 (first_referenced_var): Remove.
10430 (end_referenced_vars_p): Likewise.
10431 (next_referenced_var): Likewise.
10432 (referenced_var_iterator_set): New helper function.
10433 * tree-dfa.c (referenced_var_lookup): Adjust.
10434 (referenced_var_check_and_insert): Likewise.
10435 (remove_referenced_var): Likewise.
10436 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10437 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10438 (verify_call_clobbering): Likewise.
10439 (verify_memory_partitions): Likewise.
10440 (init_tree_ssa): Allocate bitmap instead of hashtable for
10442 (delete_tree_ssa): Adjust.
10443 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10444 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10445 (compute_tag_properties): Likewise.
10446 (set_initial_properties): Likewise.
10447 (find_partition_for): Likewise.
10448 (update_reference_counts): Likewise.
10449 (dump_may_aliases_for): Likewise.
10450 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10451 (add_call_clobber_ops): Likewise.
10452 (add_call_read_ops): Likewise.
10453 (get_asm_expr_operands): Likewise.
10454 * tree-into-ssa.c (dump_decl_set): Likewise.
10455 (update_ssa): Likewise.
10456 * tree-sra.c (scan_function): Likewise.
10457 (decide_instantiations): Likewise.
10458 (scalarize_parms): Likewise.
10459 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10460 (dsa_named_for): Likewise.
10461 * tree-ssa-structalias.c (update_alias_info): Likewise.
10462 (merge_smts_into): Likewise.
10464 2008-02-27 David Daney <ddaney@avtrex.com>
10467 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10468 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10469 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10470 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10471 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10473 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10476 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10477 (BUILT_IN_NEXTTOWARD): Remove.
10478 (BUILT_IN_NEXTTOWARDF): Ditto.
10479 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10480 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10482 2008-02-27 Tom Tromey <tromey@redhat.com>
10484 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10485 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10487 2008-02-27 Jan Beulich <jbeulich@novell.com>
10489 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10490 update the respective field on newdecl.
10492 2008-02-27 Revital Eres <eres@il.ibm.com>
10494 PR rtl-optimization/34999
10495 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10496 crossing edges that ends with a call insn.
10497 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10498 call insn and clear the EDGE_CROSSING flag of the crossing edge
10499 when fixing fallthru edges.
10501 2008-02-27 Richard Guenther <rguenther@suse.de>
10503 PR middle-end/35390
10504 * fold-const.c (fold_unary): Return the correct argument,
10505 converted to the result type.
10507 2008-02-27 Richard Guenther <rguenther@suse.de>
10509 PR middle-end/34971
10510 * expr.c (expand_expr_real_1): Assert on rotates that operate
10512 * fold-const.c (fold_binary): Use the types precision, not the
10513 bitsize of the mode if folding rotate expressions. Build rotates
10514 only for full modes.
10516 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10518 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10519 and CPP_PRAGMA_EOL.
10520 * c-pragma.c (pragma_ns_name): New typedef.
10521 (registered_pp_pragmas): New variable.
10522 (c_pp_lookup_pragma): New function.
10523 (c_register_pragma_1): If flag_preprocess_only, do nothing
10524 for non-expanded pragmas, for expanded ones push pragma's
10525 namespace and name into registered_pp_pragmas vector.
10526 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10527 flag_preprocess_only, don't register GCC pch_preprocess
10528 pragma if flag_preprocess_only.
10529 * c-opts.c (c_common_init): Call init_pragma even if
10530 flag_preprocess_only.
10531 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10532 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10533 cpp_register_pragma if flag_preprocess_only.
10535 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10538 * c-parser.c (c_parser_translation_unit): Warn for empty
10539 translation unit, not empty source file.
10541 2008-02-26 Paul Brook <paul@codesourcery.com>
10543 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10544 operand for Thumb-2.
10545 * config/arm/arm.h (reg_class): Add CORE_REGS.
10546 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10547 (BASE_REG_CLASS): Use CORE_REGS.
10548 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10549 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10550 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10551 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10552 ARM_REGNO_OK_FOR_INDEX_P.
10553 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10554 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10555 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10556 (ldm/stm peepholes): Ditto.
10557 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10558 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10559 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10560 * config/arm/constraints.md: Enable "k" constraint on ARM.
10562 2008-02-27 Ben Elliston <bje@au.ibm.com>
10564 * config/rs6000/rs6000.c: Annotate cache line size field in all
10565 instances of struct processor_costs.
10567 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10569 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10570 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10571 jump_bypass): New counters.
10572 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10573 * dce.c (gate_ud_dce): Same.
10574 (gate_fast_dce): Same.
10575 * dse.c (gate_dse1): New function.
10576 (gate_dse2): New function.
10577 (gate_dse): Merge results of new gate functions.
10578 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10579 (gate_handle_jump_bypass): Add dbg_cnt.
10580 (gate_handle_gcse): Add dbg_cnt.
10581 * ifcvt.c (gate_handle_if_conversion): Same.
10582 (gate_handle_if_after_combine): Same.
10583 (gate_handle_if_after_reload): Same.
10584 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10586 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10588 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10590 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10592 2008-02-26 Jason Merrill <jason@redhat.com>
10595 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10596 alone if it's the naming decl for the type's main variant.
10598 2008-02-26 Tom Tromey <tromey@redhat.com>
10600 * system.h (USE_MAPPED_LOCATION): Poison.
10601 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10602 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10603 (make_goto_expr_edges): Likewise.
10604 (remove_bb): Likewise.
10605 (execute_warn_function_return): Likewise.
10606 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10608 * c-common.c (fname_decl): Remove old location code.
10609 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10611 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10613 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10614 (gen_rtx_ASM_INPUT): Likewise.
10615 (gen_rtx_ASM_INPUT_loc): Likewise.
10616 (get_rtx_asm_OPERANDS): Remove.
10617 * cfglayout.c (insn_locators_alloc): Remove old location code.
10618 (set_curr_insn_source_location): Likewise.
10619 (curr_insn_locator): Likewise.
10620 * print-tree.c (print_node): Remove old location code.
10621 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10622 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10623 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10624 location_from_locus.
10625 (construct_exit_block): Remove old location code.
10626 * emit-rtl.c (force_next_line_note): Remove old location code.
10627 * profile.c (branch_prob): Remove old location code.
10628 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10629 LOC_LINE): Remove old-location variants.
10630 * langhooks.c (lhd_print_error_function): Remove old location
10632 * configure, config.in: Rebuilt.
10633 * configure.ac (--enable-mapped-location): Remove.
10634 * c-decl.c (c_init_decl_processing): Remove old location code.
10635 (finish_function): Likewise.
10636 * recog.c (decode_asm_operands): Remove old location code.
10637 * c-pch.c (c_common_read_pch): Remove old location code.
10638 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10640 * gimple-low.c (lower_function_body): Remove old location code.
10641 * toplev.c (unknown_location): Remove.
10642 (push_srcloc): Remove old-location variant.
10643 (process_options): Remove old location code.
10644 (lang_dependent_init): Likewise.
10645 * input.h (UNKNOWN_LOCATION): Move definition.
10646 (location_t): Undeprecate.
10647 (source_locus): Remove.
10648 (location_from_locus): Remove.
10649 (struct location_s): Remove.
10650 Remove all old-location code.
10651 (input_line, input_filename): Remove.
10652 * final.c (final_scan_insn): Remove old location code.
10653 * diagnostic.c (diagnostic_build_prefix): Remove
10654 USE_MAPPED_LOCATION test.
10655 * tree.h (gimple_stmt) <locus>: Now a location_t.
10656 (tree_exp) <locus>: Likewise.
10657 (DECL_IS_BUILTIN): Remove old-location variant.
10658 (annotate_with_file_line, annotate_with_locus): Likewise.
10659 (expr_locus, set_expr_locus): Update.
10660 * tree.c (build1_stat): Remove old location code.
10661 (last_annotated_node): Remove.
10662 (annotate_with_file_line): Remove old-location variant.
10663 (annotate_with_locus): Likewise.
10664 (expr_location): Remove old location code.
10665 (set_expr_location): Likewise.
10666 (expr_has_location): Likewise.
10667 (expr_locus): Likewise.
10668 (set_expr_locus): Likewise.
10669 (expr_filename): Don't use location_from_locus.
10670 (expr_lineno): Likewise.
10671 * rtl-error.c (location_for_asm): Remove old location code.
10672 * c-lex.c (cb_line_change): Remove old location code.
10673 (fe_file_change): Likewise.
10674 (cb_def_pragma): Likewise.
10675 (c_lex_with_flags): Likewise.
10676 * gengtype.c (do_typedef): Don't special-case location types.
10677 (define_location_structures): Remove.
10678 (main): Don't call define_location_structures.
10679 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10682 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10685 * builtins.def (BUILT_IN_STDARG_START): Remove.
10686 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10687 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10688 * tree-inline.c (inline_forbidden_p_1): Likewise.
10690 2008-02-26 Richard Guenther <rguenther@suse.de>
10692 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10693 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10694 (lookup_decl_from_uid): Declare.
10695 (remove_decl_from_map): Likewise.
10696 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10697 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10698 (decl_for_uid_map): New global hashtable mapping DECL_UID
10700 (init_ttree): Allocate it.
10701 (insert_decl_to_uid_decl_map): New helper function.
10702 (make_node_stat): Insert new decls into the map.
10703 (copy_node_stat): Likewise.
10704 (lookup_decl_from_uid): New function.
10705 (remove_decl_from_map): Likewise.
10706 (print_decl_for_uid_map_statistics): New helper.
10707 (dump_tree_statistics): Call it.
10709 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10710 (referenced_var_iterator): Adjust.
10711 (FOR_EACH_REFERENCED_VAR): Adjust.
10712 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10713 (num_referenced_vars): Adjust.
10714 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10715 (first_referenced_var): Remove.
10716 (end_referenced_vars_p): Likewise.
10717 (next_referenced_var): Likewise.
10718 (referenced_var_iterator_set): New helper function.
10719 * tree-dfa.c (referenced_var_lookup): Adjust.
10720 (referenced_var_check_and_insert): Likewise.
10721 (remove_referenced_var): Likewise.
10722 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10723 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10724 (verify_call_clobbering): Likewise.
10725 (verify_memory_partitions): Likewise.
10726 (init_tree_ssa): Allocate bitmap instead of hashtable for
10728 (delete_tree_ssa): Adjust.
10729 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10730 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10731 (compute_tag_properties): Likewise.
10732 (set_initial_properties): Likewise.
10733 (find_partition_for): Likewise.
10734 (update_reference_counts): Likewise.
10735 (dump_may_aliases_for): Likewise.
10736 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10737 (add_call_clobber_ops): Likewise.
10738 (add_call_read_ops): Likewise.
10739 (get_asm_expr_operands): Likewise.
10740 * tree-into-ssa.c (dump_decl_set): Likewise.
10741 (update_ssa): Likewise.
10742 * tree-sra.c (scan_function): Likewise.
10743 (decide_instantiations): Likewise.
10744 (scalarize_parms): Likewise.
10745 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10746 (dsa_named_for): Likewise.
10747 * tree-ssa-structalias.c (update_alias_info): Likewise.
10748 (merge_smts_into): Likewise.
10750 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10753 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10754 * c-opts.c (c_common_handle_option): Wall enables
10755 Wvolatile-register-var.
10756 * common.opt: Move Wvolatile-register-var to...
10759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10761 * common.opt (Wlarger-than=): New.
10762 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10764 * opts.c (common_handle_option): Handle -Wlarger-than=.
10765 * optc-gen.awk: Likewise.
10766 * opth-gen.awk: Likewise.
10767 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10768 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10770 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10772 * c-common.c (match_case_to_enum_1): Add appropriate
10773 OPT_W* parameter to warning.
10774 (c_do_switch_warnings): Likewise.
10775 * c-typeck.c (warning_init): Add one more parameter following
10776 'warning' function.
10777 (push_init_level): Update call to warning_init.
10778 (pop_init_level): Likewise.
10779 (add_pending_init): Likewise.
10780 (output_init_element: Likewise.
10782 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10785 * toplev.c (toplev_main): If there are warnings or error, print
10786 errors for ignored options.
10787 * opts.c (ignored_options): New static variable.
10788 (postpone_unknown_option_error): New.
10789 (print_ignored_options): New.
10790 (handle_option): Postpone errors for unknown -Wno-* options.
10791 * opts.h (print_ignored_options): Declare.
10793 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10795 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10798 2008-02-25 Richard Guenther <rguenther@suse.de>
10801 2008-02-25 Richard Guenther <rguenther@suse.de>
10803 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10804 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10805 (lookup_decl_from_uid): Declare.
10806 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10807 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10808 (decl_for_uid_map): New global hashtable mapping DECL_UID
10810 (init_ttree): Allocate it.
10811 (insert_decl_to_uid_decl_map): New helper function.
10812 (make_node_stat): Insert new decls into the map.
10813 (copy_node_stat): Likewise.
10814 (lookup_decl_from_uid): New function.
10815 (print_decl_for_uid_map_statistics): New helper.
10816 (dump_tree_statistics): Call it.
10818 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10819 (referenced_var_iterator): Adjust.
10820 (FOR_EACH_REFERENCED_VAR): Adjust.
10821 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10822 (num_referenced_vars): Adjust.
10823 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10824 (first_referenced_var): Remove.
10825 (end_referenced_vars_p): Likewise.
10826 (next_referenced_var): Likewise.
10827 (referenced_var_iterator_set): New helper function.
10828 * tree-dfa.c (referenced_var_lookup): Adjust.
10829 (referenced_var_check_and_insert): Likewise.
10830 (remove_referenced_var): Likewise.
10831 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10832 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10833 (verify_call_clobbering): Likewise.
10834 (verify_memory_partitions): Likewise.
10835 (init_tree_ssa): Allocate bitmap instead of hashtable for
10837 (delete_tree_ssa): Adjust.
10838 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10839 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10840 (compute_tag_properties): Likewise.
10841 (set_initial_properties): Likewise.
10842 (find_partition_for): Likewise.
10843 (update_reference_counts): Likewise.
10844 (dump_may_aliases_for): Likewise.
10845 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10846 (add_call_clobber_ops): Likewise.
10847 (add_call_read_ops): Likewise.
10848 (get_asm_expr_operands): Likewise.
10849 * tree-into-ssa.c (dump_decl_set): Likewise.
10850 (update_ssa): Likewise.
10851 * tree-sra.c (scan_function): Likewise.
10852 (decide_instantiations): Likewise.
10853 (scalarize_parms): Likewise.
10854 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10855 (dsa_named_for): Likewise.
10856 * tree-ssa-structalias.c (update_alias_info): Likewise.
10857 (merge_smts_into): Likewise.
10859 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10862 * doc/invoke.texi (-fcx-limited-range): Document new option.
10863 * toplev.c (process_options): Handle -fcx-fortran-rules.
10864 * common.opt: Add documentation for -fcx-fortran-rules.
10866 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10869 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10870 actual behaviour and C99.
10872 2008-02-26 Ben Elliston <bje@au.ibm.com>
10874 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10875 (ASM_CPU_POWER6_SPEC): Likewise.
10876 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10877 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10878 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10880 2008-02-25 Richard Guenther <rguenther@suse.de>
10882 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10883 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10884 (lookup_decl_from_uid): Declare.
10885 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10886 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10887 (decl_for_uid_map): New global hashtable mapping DECL_UID
10889 (init_ttree): Allocate it.
10890 (insert_decl_to_uid_decl_map): New helper function.
10891 (make_node_stat): Insert new decls into the map.
10892 (copy_node_stat): Likewise.
10893 (lookup_decl_from_uid): New function.
10894 (print_decl_for_uid_map_statistics): New helper.
10895 (dump_tree_statistics): Call it.
10897 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10898 (referenced_var_iterator): Adjust.
10899 (FOR_EACH_REFERENCED_VAR): Adjust.
10900 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10901 (num_referenced_vars): Adjust.
10902 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10903 (first_referenced_var): Remove.
10904 (end_referenced_vars_p): Likewise.
10905 (next_referenced_var): Likewise.
10906 (referenced_var_iterator_set): New helper function.
10907 * tree-dfa.c (referenced_var_lookup): Adjust.
10908 (referenced_var_check_and_insert): Likewise.
10909 (remove_referenced_var): Likewise.
10910 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10912 (verify_call_clobbering): Likewise.
10913 (verify_memory_partitions): Likewise.
10914 (init_tree_ssa): Allocate bitmap instead of hashtable for
10916 (delete_tree_ssa): Adjust.
10917 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10918 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10919 (compute_tag_properties): Likewise.
10920 (set_initial_properties): Likewise.
10921 (find_partition_for): Likewise.
10922 (update_reference_counts): Likewise.
10923 (dump_may_aliases_for): Likewise.
10924 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10925 (add_call_clobber_ops): Likewise.
10926 (add_call_read_ops): Likewise.
10927 (get_asm_expr_operands): Likewise.
10928 * tree-into-ssa.c (dump_decl_set): Likewise.
10929 (update_ssa): Likewise.
10930 * tree-sra.c (scan_function): Likewise.
10931 (decide_instantiations): Likewise.
10932 (scalarize_parms): Likewise.
10933 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10934 (dsa_named_for): Likewise.
10935 * tree-ssa-structalias.c (update_alias_info): Likewise.
10936 (merge_smts_into): Likewise.
10938 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10941 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10942 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10943 * alias.h (nonoverlapping_memrefs_p): Likewise.
10945 2008-02-25 Jan Beulich <jbeulich@novell.com>
10947 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10948 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10949 __emultls_get_address, __emultls_register_common,
10950 __floatundi?f, and _Unwind_GetIPInfo.
10951 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10952 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10953 (gen_regparm_prefix): Likewise.
10954 (i386_nlm_encode_section_info): Sync with
10955 config/i386/winnt.c:i386_pe_encode_section_info().
10956 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10957 i386_nlm_mangle_decl_assembler_name): New.
10958 (netware_override_options): New.
10959 * config/i386/netware.h (netware_override_options): Declare.
10960 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10961 (i386_nlm_mangle_decl_assembler_name): Declare.
10962 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10964 2008-02-25 Ben Elliston <bje@au.ibm.com>
10967 * c-decl.c (grokdeclarator): Remove unused local variables
10968 `typedef_type' and `type_as_written'.
10970 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10971 unused local variable `has_hot_blocks'.
10972 (fix_crossing_conditional_branches): Remove unused local variable
10975 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10977 PR middle-end/19984
10978 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10979 using DEF_C99_BUILTIN.
10980 (BUILT_IN_NANF): Ditto.
10981 (BUILT_IN_NANL): Ditto.
10983 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10984 Revital Eres <eres@il.ibm.com>
10986 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10987 regarding the order of two dependent insns in the same row.
10989 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10991 * stor-layout.c (layout_decl): Do not bump the alignment of a
10992 bit-field to more than byte alignment if it is packed.
10994 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10996 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10999 2008-02-24 Diego Novillo <dnovillo@google.com>
11001 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11004 * tree-vrp.c (vrp_evaluate_conditional): With
11005 -Wtype-limits, emit a warning when comparing against a
11006 constant outside the natural range of OP0's type.
11007 * c.opt (Wtype-limits): Move ...
11008 * common.opt (Wtype-limits): ... here.
11010 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11012 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11013 * config/rs6000/e300c2c3.md: New file.
11014 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11016 (rs6000_override_options): Add e300c2 and e300c3 cases to
11017 processor_target_table. Do not allow usage of Altivec or Spe
11018 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11019 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11020 * config/rs6000/rs6000.h (processor_type): Add
11021 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11022 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11023 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11024 and ppce300c3. Include e300c2c3.md.
11026 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11028 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11029 instead of TARGET_STRICT_ALIGN.
11031 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11033 * explow.c (memory_address): Assert that the generated address is
11036 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11039 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11040 * config/darwin-ppc-ldouble-patch.def: New file.
11041 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11042 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11043 SUBTARGET_INIT_BUILTINS if defined.
11044 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11047 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11050 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11051 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11053 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11056 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11057 file" warning condtional on -Winvalid-PCH.
11059 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11061 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11063 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11068 prevent reload from using MMX registers.
11069 (*mov<mode>_internal): Ditto.
11070 (*movv2sf_internal_rex64): Ditto.
11071 (*movv2sf_internal): Ditto.
11073 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11075 PR documentation/31569
11076 * doc/install.texi2html: Use makeinfo --no-number-sections.
11078 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11080 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11081 ensure that we can address an entire entity > 8 bytes. Don't
11082 generate reg+reg addressing for such data.
11084 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11086 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11087 strings when optimizing for size, unless the target cares about
11090 2008-02-22 Tom Tromey <tromey@redhat.com>
11092 * regclass.c (current_pass): Remove declaration.
11094 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11096 * config/avr/libgcc.S (__RAMPZ__): Define.
11097 (__do_copy_data): Add for devices with 128KB code memory.
11099 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11101 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11103 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11105 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11107 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11110 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11113 * c-typeck.c (build_binary_op): Warn about floating point
11114 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11116 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11119 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11120 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11122 (rs6000_override_options): Set altivec_abi as default, not override,
11123 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11124 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11125 is used; use new member spe_abi.
11126 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11127 spe_abi and altivec_abi.
11129 2008-02-22 Tomas Bily <tbily@suse.cz>
11131 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11133 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11136 * config.build (build_file_translate): Set to `CMD //c' only if
11138 * Makefile.in (build_file_translate): Improve comment.
11140 2008-02-21 Jan Hubicka <jh@suse.cz>
11142 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11143 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11144 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11146 2008-02-21 Michael Matz <matz@suse.de>
11149 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11151 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11154 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11155 as insn constraint.
11156 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11157 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11158 SSE_VEC_FLOAT_MODE_P as insn constraint.
11159 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11160 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11161 sse4a_movntdf using MODEF mode iterator.
11162 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11163 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11164 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11165 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11166 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11167 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11168 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11170 2008-02-21 Richard Guenther <rguenther@suse.de>
11172 * tree.def (PAREN_EXPR): New tree code.
11173 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11175 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11176 * expr.c (expand_expr_real_1): Likewise.
11177 * tree-inline.c (estimate_num_insns_1): Likewise.
11178 * tree-complex.c (expand_complex_move): Likewise.
11179 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11182 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11187 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11190 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11192 * config/sh/sh.c (find_barrier): Don't go past
11193 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11195 2008-02-20 DJ Delorie <dj@redhat.com>
11197 * config/h8300/h8300.md (insv): Force source operand to be a register.
11199 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11200 as a jump, not as a plain insn.
11202 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11204 * doc/invoke.texi (Warning Options): Add new option
11205 -Wframe-larger-than=.
11206 (-Wframe-larger-than): Document.
11208 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11209 Add declarations for new option variables.
11211 * final.c (final_start_function): Check the frame size
11212 before emission and issue a Wframe-larger-than warning.
11214 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11215 Add definitions for new option variables.
11216 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11218 * common.opt (Wframe-larger-than=): New option.
11220 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11222 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11223 (<sse>_div<mode>3): Ditto.
11224 (<sse>_vmdiv<mode>3): Ditto.
11225 (<sse>_vmsqrt<mode>2): Ditto.
11226 (*smax<mode>3): Ditto.
11227 (sse5_frcz<mode>2): Ditto.
11228 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11229 as insn constraint.
11231 2008-02-20 Richard Guenther <rguenther@suse.de>
11233 PR middle-end/35265
11234 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11235 be happy with INTEGRAL_TYPE_P.
11237 2008-02-20 Richard Guenther <rguenther@suse.de>
11239 * fold-const.c (split_tree): Associate floatig-point expressions
11240 if flag_associative_math is set.
11242 2008-02-20 Richard Guenther <rguenther@suse.de>
11244 * tree.h (fold_real_zero_addition_p): Declare.
11245 * fold-const.c (fold_real_zero_addition_p): Export.
11246 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11247 floating-point operations with zero and one.
11249 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11251 * doc/install.texi: Correct references to CFLAGS, replacing them
11252 with BOOT_CFLAGS. Document flags used during bootstrap for
11255 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11258 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11259 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11261 (smin<mode>3): Ditto from similar patterns.
11262 (smax<mode>3): Ditto.
11263 (*ieee_smin<mode>3): Ditto.
11264 (*ieee_smax<mode>3): Ditto.
11265 * config/i386/sse.md (sse): New mode attribute.
11266 (mov<mode>): Macroize expander from movv4sf and movv2df using
11267 SSEMODEF2P mode iterator.
11268 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11269 SSE_VEC_FLOAT_MODE_P as insn constraint.
11270 (storent<mode>): Ditto.
11271 (storent<mode>): Macroize expander from storentsf and storentdf using
11272 MODEF mode iterator.
11273 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11274 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11275 (abs<mode>2): Ditto from similar patterns.
11276 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11277 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11278 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11279 (<sse>_vmsqrt<mode>2): Ditto.
11280 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11281 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11282 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11283 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11284 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11285 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11286 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11288 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11289 iterator and SSE_FLOAT_MODE_P as insn constraint.
11290 (<sse>_ucomi): Ditto from similar patterns.
11291 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11292 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11293 SSE_VEC_FLOAT_MODE_P as insn constraint.
11294 (vcond<mode>): Ditto from similar patterns.
11295 (and<mode>3, *and<mode>3): Ditto.
11296 (<sse>_nand<mode>3): Ditto.
11297 (ior<mode>3, *ior<mode>3): Ditto.
11298 (xor<mode>3, *xor<mode>3): Ditto.
11299 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11300 iterator and SSE_FLOAT_MODE_P as insn constraint.
11301 (*nand<mode>3): Ditto from similar patterns.
11302 (*ior<mode>3): Ditto.
11303 (*xor<mode>3): Ditto.
11305 2008-02-20 Ira Rosen <irar@il.ibm.com>
11307 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11308 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11309 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11311 2008-02-19 Jan Hubicka <jh@suse.cz>
11313 * predict.c (tree_bb_level_predictions): Remove variable next
11314 mistakely introduced by previous commit.
11316 2008-02-19 Jan Hubicka <jh@suse.cz>
11318 * predict.c (predict_paths_leading_to): Rewrite.
11319 (predict_paths_for_bb): New.
11320 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11322 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11325 * Makefile.in (build_file_translate): New.
11326 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11327 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11328 * configure.ac (build_file_translate): Substitute it.
11329 * configure: Regenerate.
11331 2008-02-19 Jan Hubicka <jh@suse.cz>
11333 PR rtl-optimization/34408
11334 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11337 2008-02-19 Jan Hubicka <jh@suse.cz>
11339 PR middle-end/28779
11340 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11343 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11346 * config/i386/i386-modes.def: Revert the last DI alignment
11347 change until Ada people can look into it.
11349 2008-02-19 Nick Clifton <nickc@redhat.com>
11351 * opts.c (print_specific_help): Fix typo in --help text.
11353 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11356 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11357 32-bit inline asm without asm alternatives for host GCC < 3.0.
11359 2008-02-19 Richard Guenther <rguenther@suse.de>
11361 PR tree-optimization/34989
11362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11363 Allow propagation to INDIRECT_REF if we can simplify only.
11365 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11367 * c-common.c (warn_for_collisions_1): Use appropriate option when
11370 2008-02-19 Nick Clifton <nickc@redhat.com>
11373 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11374 (handle_options): Fix indentation.
11375 (print_filtered_help): If no language-specific options were
11376 displayed tell the user how to list all the options supported by
11377 the language's front-end.
11378 (print_specific_help): Fix indentation and remove duplicate line.
11379 (common_handle_option): Handle the -v option.
11380 For --help enable the display of undocumented options if the -v
11381 switch has been included on the command line.
11382 For --help= check for overlaps in the arguments between the option
11383 classes and the language names and issue a warning when they
11384 cannot be disambiguated.
11385 * c.opt (v): Pass on to the common option handler.
11387 2008-02-19 Revital Eres <eres@il.ibm.com>
11389 * modulo-sched.c (sms_schedule): Change dump message when
11390 create_ddg function fails.
11391 (try_scheduling_node_in_cycle): Rename row to cycle.
11392 (print_partial_schedule): Rename CYCLE to ROW.
11394 2008-02-19 Christian Bruel <christian.bruel@st.com>
11395 Zdenek Dvorak <ook@ucw.cz>
11397 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11399 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11402 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11403 (*x86_movdicc_0_m1_se): Ditto.
11405 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11407 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11408 (CMPtype): Define as __gcc_CMPtype.
11409 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11410 (CMPtype): Define as __gcc_CMPtype.
11412 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11414 Support valgrind 3.3 for --enable-checking=valgrind.
11415 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11417 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11418 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11419 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11420 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11421 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11422 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11423 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11425 * ggc-zone.c: Similar.
11426 * ggc-page.c: Similar.
11428 2008-02-19 Paul Brook <paul@codesourcery.com>
11431 * config/arm/ieee754-df.S: Fix do_it typo.
11432 * config/arm/ieee754-sf.S: Fix do_it typo.
11434 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11437 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11438 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11439 (OPTION_MASK_ISA_SSE_SET): Likewise.
11440 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11441 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11442 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11443 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11444 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11445 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11446 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11447 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11448 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11449 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11450 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11451 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11452 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11453 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11454 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11455 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11456 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11457 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11458 (OPTION_MASK_ISA_SSE4): Removed.
11459 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11460 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11461 (override_options): Don't turn on implied SSE/MMX bits in
11464 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11466 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11469 2008-02-18 Joey Ye <joey.ye@intel.com>
11471 PR middle-end/34921
11472 * tree-nested.c (insert_field_into_struct): Set type alignment
11473 to field alignment if the former is less than the latter.
11475 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11477 * BASE-VER: Set to 4.4.0.
11479 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11481 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11482 * doc/cfg.texi: Likewise.
11483 * doc/extend.texi: Likewise.
11484 * doc/gty.texi: Likewise.
11485 * doc/invoke.texi: Likewise.
11486 * doc/loop.texi: Likewise.
11487 * doc/md.texi: Likewise.
11488 * doc/passes.texi: Likewise.
11489 * doc/rtl.texi: Likewise.
11490 * doc/sourcebuild.texi: Likewise.
11491 * doc/tm.texi: Likewise.
11492 * doc/tree-ssa.texi: Likewise.
11494 2008-02-17 Richard Guenther <rguenther@suse.de>
11496 PR middle-end/35227
11497 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11498 without default definition.
11500 2008-02-17 Richard Guenther <rguenther@suse.de>
11502 PR tree-optimization/35231
11503 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11506 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11509 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11510 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11511 libgcc_cmp_return mode.
11513 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11516 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11518 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11520 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11523 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11525 * doc/c-tree.texi: Use `@.' where appropriate.
11526 * doc/extend.texi: Likewise.
11527 * doc/install.texi: Likewise.
11528 * doc/invoke.texi: Likewise.
11529 * doc/loop.texi: Likewise.
11530 * doc/makefile.texi: Likewise.
11531 * doc/md.texi: Likewise.
11532 * doc/passes.texi: Likewise.
11533 * doc/standards.texi: Likewise.
11534 * doc/tm.texi: Likewise.
11536 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11538 PR middle-end/35196
11539 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11541 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11542 rather than in entry_bb.
11544 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11546 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11547 libgcc_cmp_return mode.
11549 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11551 PR middle-end/35130
11552 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11553 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11555 2008-02-15 Richard Guenther <rguenther@suse.de>
11556 Zdenek Dvorak <ook@ucw.cz>
11558 PR tree-optimization/35164
11559 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11560 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11561 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11562 Only propagate addresses which do not have abnormal SSA_NAMEs
11565 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11568 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11570 2008-02-15 Jan Hubicka <jh@suse.cz>
11572 PR middle-end/35149
11573 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11575 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11577 PR middle-end/34621
11578 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11579 when calculating alignment_pad.
11581 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11583 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11584 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11585 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11586 and STACK_BOUNDARY define.
11588 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11590 PR preprocessor/35061
11591 * c-pragma.c (handle_pragma_pop_macro): Check that
11592 pushed_macro_table has been allocated.
11594 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11596 PR middle-end/35136
11597 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11598 (force_gimple_operand): Likewise.
11599 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11600 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11601 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11602 (find_interesting_uses_address): Check addressability and alignment
11603 of the base expression only after substituting bases of IVs into it.
11605 2008-02-14 Michael Matz <matz@suse.de>
11608 * function.c (instantiate_virtual_regs_in_insn): Reload address
11609 before falling back to reloading the whole operand.
11611 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11613 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11614 before the first section switch note.
11616 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11618 * doc/bugreport.texi: Update copyright years.
11619 * doc/c-tree.texi: Likewise.
11620 * doc/cfg.texi: Likewise.
11621 * doc/cpp.texi: Likewise.
11622 * doc/cppinternals.texi: Likewise.
11623 * doc/fragments.texi: Likewise.
11624 * doc/frontends.texi: Likewise.
11625 * doc/gcc.texi: Likewise.
11626 * doc/gty.texi: Likewise.
11627 * doc/hostconfig.texi: Likewise.
11628 * doc/implement-c.texi: Likewise.
11629 * doc/libgcc.texi: Likewise.
11630 * doc/loop.texi: Likewise.
11631 * doc/makefile.texi: Likewise.
11632 * doc/options.texi: Likewise.
11633 * doc/passes.texi: Likewise.
11634 * doc/rtl.texi: Likewise.
11635 * doc/sourcebuild.texi: Likewise.
11636 * doc/standards.texi: Likewise.
11637 * doc/tree-ssa.texi: Likewise.
11638 * doc/trouble.texi: Likewise.
11640 * doc/extend.texi: Use @: or add comma where appropriate.
11641 * doc/invoke.texi: Likewise.
11642 * doc/tm.texi: Likewise.
11644 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11647 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11650 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11652 * doc/md.texi (clz, ctz): Add reference.
11653 * doc/rtl.texi (clz, ctz): Likewise.
11655 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11658 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11661 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11663 * config/s390/s390.c (struct constant_pool): New field
11664 emit_pool_after added.
11665 (s390_mainpool_start): Set the emit_pool_after flag according
11666 to the section switch notes.
11667 (s390_mainpool_finish): Consider emit_pool_after when emitting
11668 the literal pool at the end of the function.
11669 (s390_chunkify_start): Force literal pool splits at section
11672 2008-02-13 Michael Matz <matz@suse.de>
11675 * var-tracking.c (clobber_variable_part): Correctly traverse the
11678 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11681 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11682 Add -fdump-ipa-inline.
11683 * tree-dump.c (dump_files): Remove tree-inlined dump.
11684 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11686 2008-02-12 Richard Guenther <rguenther@suse.de>
11688 PR tree-optimization/35171
11689 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11692 2008-02-12 Richard Guenther <rguenther@suse.de>
11694 PR middle-end/35163
11695 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11696 value-preserving mode. Disallow final truncation.
11698 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11700 PR middle-end/35136
11701 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11702 code from here to...
11703 (force_gimple_operand): ...here.
11705 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11708 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11709 non-compatible pointers.
11710 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11711 different FIELD_DECLs, try harder by comparing field offsets, sizes
11714 PR inline-asm/35160
11715 * function.c (match_asm_constraints_1): Don't replace the same input
11718 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11720 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11721 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11722 (expand_epilogue): Restore RAMPZ register.
11723 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11725 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11727 * config/i386/cygwin.asm: (__alloca): Correct calling
11728 convention and alignment.
11729 (__chkstk): Force 8 byte stack alignment.
11731 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11732 Richard Guenther <rguenther@suse.de>
11734 PR tree-optimization/33992
11735 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11736 the zero we compare against.
11738 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11740 PR libfortran/35063
11741 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11742 to CloseHandle after unlocking to prevent accumulation of handle
11745 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11747 PR middle_end/34150
11748 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11749 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11750 and update LABEL_NUSES during and after reload.
11752 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11754 PR middle-end/34627
11755 * combine.c (simplify_if_then_else): Make sure the comparison is
11756 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11758 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11761 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11762 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11763 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11764 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11765 * tree.h (get_type_static_bounds): Likewise.
11767 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11769 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11770 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11771 Make -Wfoo language annotations match what the compiler outputs.
11773 2008-02-08 Sa Liu <saliu@de.ibm.com>
11775 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11776 intrinsics spu_convts, spu_convtu, spu_convtf.
11778 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11780 * doc/extend.texi (Function Attributes) <noinline>: Mention
11781 asm ("") as method to keep calls.
11783 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11786 * doc/options.texi (Options): Replace references to opts.sh with
11788 * opts-common.c: Likewise.
11789 * optc-gen.awk: Likewise.
11791 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11793 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11795 2008-02-07 Richard Henderson <rth@redhat.com>
11798 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11799 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11802 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11804 PR tree-optimization/35085
11805 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11806 for operand entry oe2 in addition to operand entry oe3 in order to
11807 expose more opportunities for vectorizer sum reduction.
11809 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11812 * Makefile.in (LIBS): Remove $(GMPLIBS).
11813 (cc1-dummy, cc1): Add $(GMPLIBS).
11815 2008-02-06 Jan Hubicka <jh@suse.cz>
11818 * i386.md (moddf_integer): Do not produce partial memory stalls for
11819 targets where it hurts.
11821 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11824 * optabs.c (expand_float): Do not check for decimal modes when
11825 expanding unsigned integer through signed conversion.
11827 2008-02-06 Nick Clifton <nickc@redhat.com>
11829 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11830 inside the clobber with a match_operand and duplicated operand
11831 number in the constraint.
11832 (ineqbranchsi): Delete redundant comment.
11834 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11836 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11837 builtin_define ("__USE_INIT_FINI__").
11838 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11840 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11842 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11844 PR documentation/30330
11845 * doc/invoke.texi (C++ Dialect Options)
11846 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11847 For each warning option -Wfoo that allows -Wno-foo, ensure both
11848 -Wfoo and -Wno-foo are listed in the option index. Fix index
11849 entry of -Wswitch-default, index -Wnormalized= including the
11850 `=', and -Wlarger-than-@var{len} including @var{len}.
11852 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.md (floatunssisf2): Use
11855 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11856 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11857 Macroize expander using MODEF mode iterator.
11859 2008-02-05 Diego Novillo <dnovillo@google.com>
11861 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11864 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11866 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11869 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11871 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11874 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11875 to indicate if a message should be generated.
11876 (init_cumulative_args): Updated.
11877 (function_value_32): Likewise.
11879 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11881 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11883 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11886 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11887 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11889 2008-02-04 Diego Novillo <dnovillo@google.com>
11891 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11894 * tree-vrp.c (vrp_evaluate_conditional): With
11895 -Wtype-limits, emit a warning when comparing against a
11896 constant outside the natural range of OP0's type.
11898 2008-02-04 Richard Guenther <rguenther@suse.de>
11900 PR middle-end/33631
11901 * expr.c (count_type_elements): Give for unions instead of
11904 2008-02-04 Richard Guenther <rguenther@suse.de>
11906 PR middle-end/35043
11907 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11908 to TYPE_DOMAINs base type instead of using bitsizetype here.
11910 2008-02-03 Jason Merrill <jason@redhat.com>
11912 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11914 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11917 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11918 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11919 (RS/6000 and PowerPC Options): Fix typos and markup.
11920 * doc/passes.texi (Tree-SSA passes): Likewise.
11922 2008-02-02 Michael Matz <matz@suse.de>
11925 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11926 from record_last_reg_set_info.
11927 (record_last_reg_set_info): Take an RTX argument, iterate over all
11928 constituent hardregs.
11929 (record_last_set_info, record_opr_changes): Change calls to
11930 new signature or to record_last_reg_set_info_regno.
11932 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11934 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11936 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11938 PR rtl-optimization/34773
11939 * reg-notes.def (EQUAL): Mention significance of combination of
11940 REG_EQUAL and REG_RETVAL.
11941 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11942 insn that has a REG_RETVAL.
11944 2008-02-01 Roger Sayle <roger@eyesopen.com>
11947 * configure.ac (--enable-fixed-point): Disable unless explicitly
11949 * configure: Regenerate.
11951 2008-02-01 Richard Guenther <rguenther@suse.de>
11954 * invoke.texi (-finline-limit): Remove no longer true parts
11955 of the documentation. Note that there is no default value.
11957 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11958 Mark Mitchell <mark@codesourcery.com>
11959 Ben Elliston <bje@au.ibm.com>
11962 * doc/extend.texi (Other Builtins): Document.
11964 2008-01-31 Tom Browder <tom.browder@gmail.com>
11966 * doc/c-tree.texi (Types): Fix grammar.
11967 (Expression trees): Ditto.
11968 * doc/passes.texi (Tree-SSA passes): Ditto.
11970 * doc/configterms.texi (Configure Terms): Fix typo.
11971 * doc/cpp.texi (Common Predefined Macros): Ditto.
11972 * doc/md.texi (Machine Constraints): Ditto.
11974 * doc/makefile.texi (Makefile): Add comma.
11976 2008-01-31 Tom Browder <tom.browder@gmail.com>
11977 Gerald Pfeifer <gerald@pfeifer.com>
11979 * doc/sourcebuild.texi (Front End): Remove references to CVS
11980 and CVSROOT/modules.
11981 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11982 (Back End): Remove reference to CVS.
11984 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11987 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11989 (mips16_gp_pseudo_reg): ...here.
11990 * config/mips/mips.md (load_const_gp): Replace with...
11991 (load_const_gp_<mode>): ...this :P-based insn.
11993 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11995 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11996 options. Minor fixes.
11997 (-std): Move reference to standards closer to where language
11998 standards are first mentioned.
12000 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12002 PR rtl-optimization/34995
12003 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12004 parameter and return a bool. If the rtx parameter is nonnull,
12005 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12006 (find_reloads): Update call accordingly. Pass the new operand
12007 if it needed no address reloads, otherwise pass null.
12009 2008-01-30 Richard Henderson <rth@redhat.com>
12012 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12013 for unbounded arrays.
12015 2008-01-30 Silvius Rus <rus@google.com>
12017 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12019 2008-01-30 Jan Hubicka <jh@suse.cz>
12022 * i386.c (init_cumulative_args): Use real function declaration when
12025 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12027 PR rtl-optimization/34998
12028 * global.c (build_insn_chain): Treat non-subreg_lowpart
12029 SUBREGs of pseudos as clobbering all the words covered by the
12030 SUBREG, not just all the bytes.
12031 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12032 original df_ref rather than an extract parameter.
12033 (global_conflicts): Update call accordingly.
12035 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12037 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12038 the overflow check to make it easier to read.
12039 (__fixtfdi): Change the type of the ll member in union
12040 long_double to UDItype_x.
12042 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12044 PR middle-end/34969
12045 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12046 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12047 * tree-inline.c (fold_marked_statements): Call
12048 cgraph_update_edges_for_call_stmt if folding a call statement.
12049 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12050 debug_generic_stmt calls, reset it back afterwards.
12053 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12055 * c-typeck.c (build_external_ref): Don't pedwarn about
12056 static vars in current function's scope.
12058 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12060 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12062 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12065 * ipa-struct-reorg.c: Fix spelling.
12066 * params.def: Ditto.
12068 2008-01-29 Richard Guenther <rguenther@suse.de>
12070 PR middle-end/35006
12071 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12073 * tree-inline.c (remap_type): Increment remapping_type_depth
12074 around remapping types.
12075 (copy_body_r): Only add referenced variables if they are referenced
12076 from code, not types.
12078 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12089 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12090 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12092 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12095 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12096 pointer for tiny stack.
12098 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12100 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12102 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12104 * config/vx-common.h: Fix typo in comment.
12106 2008-01-28 Ian Lance Taylor <iant@google.com>
12110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12111 coalesce pointers if they have different DECL_NO_TBAA_P values.
12112 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12113 between variables with different DECL_NO_TBAA_P values.
12115 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12118 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12119 are not legitimate small data references on SPE targets.
12121 2008-01-28 David Daney <ddaney@avtrex.com>
12123 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12125 2008-01-28 David Daney <ddaney@avtrex.com>
12127 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12129 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12131 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12132 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12133 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12134 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12135 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12136 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12137 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12138 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12140 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12142 * basic-block.h (condjump_equiv_p): Fix comment.
12144 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12146 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12147 print_generic_stmt_indented): Fix comment.
12149 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12151 * configure.ac (__stack_chk_fail): Add detecion for availability
12152 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12153 * configure: Regenerate.
12155 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12157 PR middle-end/34688
12158 * final.c (output_addr_const): Handle TRUNCATE.
12160 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12163 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12164 (zero_cost, infinite_cost): New constants.
12165 (struct cost_pair): Change type of cost to comp_cost.
12166 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12167 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12169 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12170 split_address_cost, ptr_difference_cost, difference_cost,
12171 get_computation_cost_at, get_computation_cost,
12172 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12173 determine_use_iv_cost_condition, determine_use_iv_costs,
12174 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12175 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12176 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12177 Change type of cost to comp_cost.
12178 (determine_iv_cost): Increase cost of non-original ivs, instead
12179 of decreasing the cost of original ones.
12180 (get_address_cost): Indicate the complexity of the addressing mode
12182 (try_add_cand_for): Prefer using ivs not specific to some object.
12183 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12185 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12186 Janis Johnson <janis187@us.ibm.com>
12189 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12190 (TARGET_INSTANTIATE_DECLS): Likewise.
12191 * target.h (expand_to_rtl_hook): New target hook.
12192 (instantiate_decls): Likewise.
12193 * function.c (instantiate_decl): Make non-static. Rename to...
12194 (instantiate_decl_rtl): ... this.
12195 (instantiate_expr): Use instantiate_decl_rtl.
12196 (instantiate_decls_1): Likewise.
12197 (instantiate_decls): Likewise.
12198 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12199 * function.h (instantiate_decl_rtl): Add prototype.
12200 * cfgexpand.c (target.h): New include.
12201 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12202 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12203 (TARGET_INSTANTIATE_DECLS): Likewise.
12204 (TARGET_INITIALIZER): New target hooks added.
12205 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12207 * config/rs6000/rs6000.c (tree-flow.h): New include.
12208 (machine_function): Add sdmode_stack_slot field.
12209 (rs6000_alloc_sdmode_stack_slot): New function.
12210 (rs6000_instantiate_decls): Likewise.
12211 (rs6000_secondary_memory_needed_rtx): Likewise.
12212 (rs6000_check_sdmode): Likewise.
12213 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12214 (TARGET_INSTANTIATE_DECLS): Likewise.
12215 (rs6000_hard_regno_mode_ok): Allow SDmode.
12216 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12217 (rs6000_emit_move): Handle SDmode.
12218 (function_arg_advance): Likewise.
12219 (function_arg): Likewise.
12220 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12221 SDmode var args for 32-bit compiles.
12222 (rs6000_secondary_reload_class): Handle SDmode.
12223 (rs6000_output_function_epilogue): Likewise.
12224 (rs6000_function_value): Simplify if statement.
12225 (rs6000_libcall_value): Likewise.
12226 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12227 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12228 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12229 (movsd_hardfloat): New define_insn.
12230 (movsd_softfloat): Likewise.
12231 (movsd_store): Likewise.
12232 (movsd_load): Likewise.
12233 (extendsddd2): Likewise.
12234 (extendsdtd2): Likewise.
12235 (truncddsd2): Likewise.
12236 (movdd_hardfloat64): Fixup comment.
12237 (UNSPEC_MOVSD_LOAD): New constant.
12238 (UNSPEC_MOVSD_STORE): Likewise.
12240 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12243 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12245 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12246 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12247 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12248 and TRUTH_XOR_EXPR.
12250 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12253 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12254 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12255 __LONGDOUBLE128 too.
12256 * config/rs6000/aix61.h: New file.
12258 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12260 PR rtl-optimization/34959
12261 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12262 popcount and parity rtxes the same mode as their operand.
12263 Truncate or extend the result to the return value's mode
12266 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12269 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12270 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12271 to GOT_VERSION_REGNUM.
12272 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12273 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12274 * config/mips/mips.c (mips_emit_call_insn): New function.
12275 (mips_call_tls_get_addr): Call mips_expand_call directly.
12276 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12278 (mips16_build_call_stub): Likewise. Return the call insn or null.
12279 (mips_expand_call): Update the call to mips16_build_call_stub
12280 accordingly and a remove redundant condition. Assert that MIPS16
12281 stubs do not use lazy binding. Use mips_emit_call_insn and return
12283 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12285 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12286 (mips_avoid_hazard): Remove hazard_set handling.
12287 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12288 (UNSPEC_RESTORE_GP): ...this.
12289 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12290 (FAKE_CALL_REGNO): Rename to...
12291 (GOT_VERSION_REGNUM): ...this.
12292 (type): Add "ghost" value. Add an associated insn reservation.
12293 (hazard_set): Remove.
12294 (exception_receiver): Rename to...
12295 (restore_gp): ...this and update the unspec identifier accordingly.
12296 (exception_receiver, nonlocal_got_receiver): New expanders.
12297 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12298 FAKE_CALL_REGNO. Remove hazard_set attribute.
12299 (set_got_version, update_got_version): New patterns.
12301 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12304 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12306 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12309 * doc/install.texi2html: Generate gcc-vers.texi.
12311 2008-01-25 DJ Delorie <dj@redhat.com>
12313 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12315 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12317 * config/c4x: Remove directory.
12318 * config.gcc (crx-*, mt-*): Mark obsolete.
12319 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12320 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12321 sh-*-rtemscoff*): Remove cases.
12322 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12323 * real.c (encode_c4x_single, decode_c4x_single,
12324 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12325 c4x_extended_format): Remove.
12326 * real.h (c4x_single_format, c4x_extended_format): Remove.
12327 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12329 (Pragmas): Remove comment about c4x pragmas.
12330 * doc/install.texi (c4x): Remove target-specific instructions.
12331 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12332 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12333 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12334 refer to C4x source files as examples.
12335 (C4X_FLOAT_FORMAT): Remove documentation.
12337 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12339 * config/bfin/bfin.c (override_options): Reorder tests so that
12340 flag_pic gets enabled for -msep-data.
12342 2008-01-25 Richard Guenther <rguenther@suse.de>
12344 PR middle-end/32244
12345 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12346 to its bitfield precision if required.
12348 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12350 PR middle-end/33880
12351 * tree-nested.c (walk_omp_for): New function.
12352 (convert_nonlocal_reference, convert_local_reference): Call
12353 walk_omp_for on OMP_FOR.
12354 (convert_call_expr): Call walk_body on OMP_FOR's
12355 OMP_FOR_PRE_INIT_BODY.
12357 2008-01-25 Richard Guenther <rguenther@suse.de>
12359 PR tree-optimization/34966
12360 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12361 default defs and PHI_NODEs we have to insert after the
12362 defining statement.
12364 2008-01-24 Nick Clifton <nickc@redhat.com>
12366 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12367 Provide a default definition.
12368 (LIBGCC2_UNITS_PER_WORD): Likewise.
12370 * config/stormy16/stormy16.c: Include df.h for the prototype
12371 for df_regs_ever_live_p.
12372 (xstormy16_expand_builtin_va_start): Convert the stack offset
12373 into a component_ref and then use POINTER_PLUS_EXPR to add it
12374 to the incoming_virtual_args_rtx.
12375 (xstormy16_gimplify_va_arg_expr): Rename to
12376 xstormy16_gimplify_va_arg_expr.
12377 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12378 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12379 xstormy16_gimplify_va_arg_expr.
12380 Fix up some formatting issues.
12382 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12383 Move to predicates.md.
12384 (xs_hi_general_operand): Likewise.
12385 (xs_hi_nonmemory_operand): Likewise.
12386 * config/stormy16/predicates.md:
12387 (xstormy16_carry_plus_operand): New predicate.
12388 (xs_hi_general_operand): New predicate.
12389 (xs_hi_nonmemory_operand): New predicate.
12390 * config/stormy16/stormy16-protos.h:
12391 (xstormy16_carry_plus_operand): Delete prototype.
12392 (xs_hi_general_operand): Likewise.
12393 (xs_hi_nonmemory_operand): Likewise.
12395 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12396 modifiers as they are no longer needed and they can trigger
12397 reload spill failures.
12399 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12400 with a match_operand in order to help reload.
12402 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12403 constraint with 'e' for the 8th alternative as this version of
12404 the mov.w instruction only accepts the lower 8 registers.
12406 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12409 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12410 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12413 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12415 PR middle-end/33333
12416 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12418 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12420 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12422 (remove_structure): Update allocations list before removing structure.
12424 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12426 * ipa-struct-reorg.c (is_safe_cond_expr,
12427 create_new_stmts_for_cond_expr): Use integer_zerop function,
12428 that recognize not only zero-pointer, but zero-integer too.
12430 2008-01-25 Ben Elliston <bje@au.ibm.com>
12433 * fixproto: Escape "." in sed expression that strips leading "./".
12435 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12438 * gcc.c (SWITCH_OK): Removed.
12439 (SWITCH_LIVE): Changed to bit.
12440 (SWITCH_FALSE): Likewise.
12441 (SWITCH_IGNORE): Likewise.
12442 (switchstr): Change live_cond to unsigned int.
12443 (process_command): Replace SWITCH_OK with 0.
12444 (do_self_spec): Likewise.
12445 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12446 (give_switch): Likewise.
12447 (used_arg): Likewise.
12448 (do_spec_1): Set the SWITCH_IGNORE bit.
12449 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12450 bits. Set the SWITCH_LIVE bit.
12452 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12454 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12456 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12458 PR tree-optimization/34472
12459 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12460 parameter to a "bool *" and set *DATA to false if there is
12461 an unsafe access. Do not delete the structure here.
12462 (check_cond_exprs): Delete it here instead.
12463 (check_cond_exprs, exclude_cold_structs): Do not increase
12464 I when removing a structure.
12466 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12469 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12470 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12472 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12474 PR middle-end/34934
12475 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12476 a fixed vector for stack.
12478 2008-01-24 Ben Elliston <bje@au.ibm.com>
12481 * doc/gcc.texi (Software development): Add a direntry for g++.
12483 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12485 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12486 stale and straggling -fforce-addr comments above.
12488 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12490 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12491 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12493 2008-01-23 Michael Matz <matz@suse.de>
12496 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12499 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12501 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12502 malloc result type.
12504 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12506 * config/avr/avr.c (avr_current_arch): New variable.
12507 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12508 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12509 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12510 (avr_override_options): Init 'avr_current_arch'.
12511 (base_arch_s): Move from here...
12512 * config/avr/avr.h (base_arch_s): ... here. Add new members
12513 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12514 'mega' to 'have_jmp_call'.
12515 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12516 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12518 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12520 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12521 MULTILIB_MATCHES): (Ditto.).
12523 2008-01-23 Richard Guenther <rguenther@suse.de>
12525 PR middle-end/31529
12526 * cgraphunit.c (cgraph_reset_node): Always mark the node
12527 not reachable if it is not queued already.
12529 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12531 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12532 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12533 (cputype_selected): New static variable.
12534 (bfin_handle_option): Set it if -mcpu is used.
12535 (override_option): Select default set of workarounds if no cpu type
12536 selected on the command line.
12537 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12539 From Michael Frysinger <michael.frysinger@analog.com>
12540 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12541 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12543 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12544 for bf547, bf523, bf524, and bf526.
12545 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12547 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12548 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12549 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12550 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12551 * doc/invoke.texi (Blackfin Options): Document that
12552 -mcpu now accept bf547, bf523, bf524, and bf526.
12554 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12556 PR rtl-optimization/34628
12557 * combine.c (try_combine): Stop and undo after the first combination
12558 if an autoincrement side-effect on the first insn has effectively
12561 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12564 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12565 Offset addresses are not valid for Altivec or paired float modes.
12567 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12570 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12571 if DECL_INITIAL (decl) is error_mark_node.
12574 * c-common.c (handle_vector_size_attribute): Only allow
12575 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12576 the same way as pointer, array etc. types.
12577 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12580 * tree.c (build_type_attribute_qual_variant): Call
12581 build_qualified_type if attributes are equal, but quals are not.
12583 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12586 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12587 * flags.h (warn_strict_aliasing): Remove.
12588 (warn_strict_overflow): Remove.
12589 * opts.c (warn_strict_aliasing): Remove.
12590 (warn_strict_overflow): Remove.
12591 * c-opts.c (c_common_handle_option): -Wall only sets
12592 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12593 (c_common_post_options): Give default values to -Wstrict-aliasing
12594 and -Wstrict-overflow if they are uninitialized.
12595 * common.opt (Wstrict-aliasing): Specify Var and Init.
12596 (Wstrict-overflow): Likewise.
12598 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12600 PR rtl-optimization/26854
12601 PR rtl-optimization/34400
12602 PR rtl-optimization/34884
12603 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12605 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12606 (df_rd_bb_info.expanded_lr_out): Deleted
12607 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12608 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12609 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12610 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12611 Removed code to allocate, initialize or free expanded_lr_out.
12612 (df_rd_bb_local_compute_process_def): Restructured to make more
12614 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12615 sets if the sets are being trimmed.
12617 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12620 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12621 (as_vers): Likewise.
12622 * configure: Regenerated.
12624 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12626 PR middle-end/33092
12627 * tree-pass.h (pass_build_alias): New pass.
12628 * tree-ssa-alias.c (gate_build_alias): New.
12629 (pass_build_alias): New.
12630 * passes.c (init_optimization_passes): Add pass_build_alias after
12631 pass_create_structure_vars.
12633 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12635 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12636 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12637 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12638 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12639 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12640 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12641 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12642 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12643 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12644 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12645 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12646 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12647 * config/s390/s390.md (FP_ALL): New mode iterator.
12648 (_d): New mode attribute.
12649 ("*signbit<mode>2>"): Changed mode of first operand.
12650 ("isinf<mode>2"): Changed mode of first operand.
12651 ("*TDC_insn"): Adaptation for DFP modes.
12653 2008-01-22 Ben Elliston <bje@au.ibm.com>
12655 * tree.c (check_qualified_type): Improve function description.
12657 2008-01-21 Jason Merrill <jason@redhat.com>
12660 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12661 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12664 2008-01-21 DJ Delorie <dj@redhat.com>
12666 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12669 2008-01-21 Richard Guenther <rguenther@suse.de>
12671 PR middle-end/34856
12672 * tree-cfg.c (verify_expr): Allow all invariant expressions
12673 instead of just constant class ones as reference argument.
12674 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12675 like any other constant.
12676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12678 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12680 * regmove.c (fixup_match_1): Update call crossed frequencies.
12682 2008-01-21 Richard Guenther <rguenther@suse.de>
12685 * tree-inline.c (setup_one_parameter): Deal with mismatched
12686 types using a VIEW_CONVERT_EXPR.
12688 2008-01-21 Alon Dayan <alond@il.ibm.com>
12689 Olga Golovanevsky <olga@il.ibm.com>
12691 PR tree-optimization/34701
12692 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12693 when the structure size is not a power of 2.
12695 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12697 * doc/install.texi: Add doc for --enable-checking=df.
12699 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12701 PR rtl-optimization/34808
12702 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12704 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12706 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12709 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12711 PR rtl-optimization/26854
12712 PR rtl-optimization/34400
12713 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12715 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12716 (df_rd_bb_info.expanded_lr_out): New.
12717 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12718 * loop_iv.c (iv_analysis_loop_init): Ditto.
12719 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12720 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12721 Added code to allocate, initialize or free expanded_lr_out.
12722 (df_rd_bb_local_compute_process_def): Restructured to make
12723 more understandable.
12724 (df_rd_confluence_n): Add code to do nothing with fake edges and
12725 code to no apply invalidate_by_call sets if the sets are being trimmed.
12726 (df_lr_local_finalize): Renamed to df_lr_finalize.
12727 (df_live_local_finalize): Renamed to df_live_finalize.
12729 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12732 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12733 deciding whether to use reciprocal instructions.
12735 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12737 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12738 dwarf2out_note_section_used if cold_text_section is NULL.
12740 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12742 PR gcov-profile/34610
12743 * tree-cfg.c (make_edges): Mark both outgoing edges from
12744 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12745 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12746 from OMP_FOR and OMP_CONTINUE outgoing edges.
12748 * tree-profile.c (tree_profiling): Return early if
12749 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12751 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12752 from cfun to child_cfun.
12753 * function.h (struct function): Add after_tree_profile bit.
12755 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12757 * config/avr/avr.S (_exit): Disable interrupt.
12759 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12760 Steven Bosscher <stevenb.gcc@gmail.com>
12762 PR rtl-optimization/26854
12763 PR rtl-optimization/34400
12764 * df-problems.c (df_live_scratch): New scratch bitmap.
12765 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12766 (df_live_reset): Clear the proper bitmaps.
12767 (df_live_bb_local_compute): Only process the artificial defs once
12768 since the order is not important.
12769 (df_live_init): Init the df_live sets only with the variables
12770 found live by df_lr.
12771 (df_live_transfer_function): Use the df_lr sets to prune the
12772 df_live sets as they are being computed.
12773 (df_live_free): Free df_live_scratch.
12775 2008-01-18 Ian Lance Taylor <iant@google.com>
12777 * common.opt: Add fmerge-debug-strings.
12778 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12779 flag_merge_debug_strings rather than flag_merge_constants.
12780 * doc/invoke.texi (Option Summary): Mention
12781 -fmerge-debug-strings.
12782 (Debugging Options): Document -fmerge-debug-strings.
12784 2008-01-18 Ian Lance Taylor <iant@google.com>
12787 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12788 (struct tree_function_decl): Add new field operator_new_flag.
12789 * tree-inline.c (expand_call_inline): When inlining a call to
12790 operator new, force the return value to go into a variable, and
12791 set DECL_NO_TBAA_P on that variable.
12792 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12794 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12797 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12798 DWARF2_DEBUGGING_INFO.
12799 (dwarf2out_note_section_used): Ditto. Add prototype.
12800 (have_multiple_function_sections, text_section_used,
12801 cold_text_section_used, *cold_text_sections): Move declarations
12804 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12806 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12807 field and add signal_ra.
12808 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12809 assignments to frame state pc. Move end of stack check after
12810 MD_FALLBACK_FRAME_STATE_FOR.
12811 (uw_update_context_1): Use frame state signal_regs if set, instead
12812 of checking signal_frame flag.
12813 (uw_update_context): Use frame state signal_ra if set.
12814 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12815 * config/xtensa/linux-unwind.h: New file.
12817 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12819 * modulo-sched.c (get_sched_window): Fix comment typo.
12821 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12823 PR tree-optimization/34648
12824 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12826 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12828 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12829 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12831 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12833 PR rtl-optimization/34400
12834 * df-core.c (df_worklist_dataflow_overeager,
12835 df_worklist_dataflow_doublequeue): New functions.
12836 (df_worklist_dataflow): Two different worklist solvers.
12837 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12840 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12843 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12844 and ftree-parallelize-loops.
12846 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12848 PR rtl-optimization/34826
12849 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12851 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12853 * global.c (find_reg): Mark the eh regs as used if necessary.
12854 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12855 * ra.h (struct allocno): no_eh_reg field added. Changed
12856 no_stack_reg type to bitfield.
12858 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12860 * tree.c (substitute_in_expr): Add missing 'break'.
12862 2008-01-17 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/34825
12865 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12866 x / x as division to handle.
12868 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12870 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12871 "-pthread" is specified.
12872 * pa-hpux11.h (LIB_SPEC): Likewise.
12874 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12875 Peter Bergner <bergner@vnet.ibm.com>
12877 PR rtl-optimization/33796
12878 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12880 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12882 PR libgfortran/34699
12883 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12885 * pa-hpux10.h (LINK_SPEC): Likewise.
12886 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12888 2008-01-16 Richard Guenther <rguenther@suse.de>
12890 PR middle-end/32628
12891 * fold-const.c (fold_convert_const_int_from_int): Do not
12892 set overflow if that occured only because of a sign extension
12893 change when converting from/to a sizetype with the same
12894 precision and signedness.
12896 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12899 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12900 location address to the correct place. Update copyright year.
12902 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12904 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12905 no dependences in the dependence_relations vector.
12907 2008-01-16 Jan Hubicka <jh@suse.cz>
12909 PR rtl-optimization/31396
12910 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12911 * cfg.c (dump_reg_info): Print it.
12912 * regs.h (struct reg_info_t): add freq_calls_crossed.
12913 (REG_FREQ_CALLS_CROSSED): New macro.
12914 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12915 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12916 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12917 regmove_optimize): Update call crossed frequencies.
12918 * local-alloc.c (struct qty): Add freq_calls_crossed.
12919 (alloc_qty): Copute freq_calls_crossed.
12920 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12921 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12922 * ra.h (struct allocno): Add freq_calls_crossed.
12924 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12926 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12927 libgomp when compiling with ftree-parallelize-loops.
12928 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12930 2008-01-16 Richard Guenther <rguenther@suse.de>
12932 PR tree-optimization/34769
12933 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12934 * tree.c (int_cst_value): Instead make this function more
12935 permissive in what it accepts as valid input. Document this
12936 function always sign-extends the value.
12938 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12939 Richard Guenther <rguenther@suse.de>
12942 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12943 (gimple_fold_indirect_ref_rhs): ... this.
12944 (gimple_fold_indirect_ref): New function with foldings
12945 that preserve lvalueness.
12946 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12947 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12948 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12949 to fold an INDIRECT_REF, fall back to the old use of
12950 fold_indirect_ref_1.
12952 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12954 * tree-data-ref.c (subscript_dependence_tester_1): Call
12955 free_conflict_function.
12956 (compute_self_dependence): Same.
12958 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12961 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12962 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12964 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12965 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12966 for DWARF2_UNWIND_INFO targets.
12968 2008-01-16 Richard Guenther <rguenther@suse.de>
12971 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12972 type qualifiers for function types.
12974 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12976 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12977 loop_iterator li from previous commit.
12979 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12981 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12983 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12985 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12986 (parallelize_loops): Don't parallelize irreducible components.
12988 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12991 * c-opts (c_common_post_options): Do not enable CPP
12992 flag_pedantic_errors by default.
12994 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12996 PR rtl-optimization/31944
12997 * cse.c (remove_pseudo_from_table): New function.
12998 (merge_equiv_classes): Use above function to remove pseudo-registers.
12999 (invalidate): Likewise.
13001 2008-01-13 Richard Guenther <rguenther@suse.de>
13003 PR middle-end/34601
13004 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13005 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13007 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13009 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13010 validate_change to unshare the source of the PC set.
13012 2008-01-12 Jan Hubicka <jh@suse.cz>
13014 PR middle-end/32135
13015 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13016 references above array bounds. This might trigger bounds checks for
13017 pointers to arrays.
13019 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13021 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13022 new_replaceable_dependencies.
13024 2008-01-12 Doug Kwan <dougkwan@google.com>
13026 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13027 instead of OPT_Wreturn_type in warning due to ignored return type
13029 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13030 options included in -Wextra.
13031 * c.opt: New option -Wignored_qualifiers.
13032 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13033 -Wignore_qualifiers.
13034 (-Wignored-qualifiers): Document.
13035 (-Wreturn-type): Remove description of functionality now handled
13036 by -Wignored-qualifiers.
13038 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13041 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13042 NOP_EXPR if it is between integral types with the same precision.
13044 2008-01-12 Jan Hubicka <jh@suse.cz>
13047 * invoke.texi (max-inline-recursive-depth): Fix default value.
13049 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13051 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13054 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13056 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13058 2008-01-11 James E. Wilson <wilson@specifix.com>
13061 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13063 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13065 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13066 save/restore frame pointer register and don't use 'call-prologues'
13067 optimization in function with "OS_task" attribute.
13069 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13071 PR middle-end/31309
13072 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13073 when copying to memory.
13075 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13077 PR rtl-optimization/30905
13078 * cfgcleanup.c: Include dce.h
13079 (crossjumps_occured): New global variable.
13080 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13081 If something changed, set crossjumps_occured to true.
13082 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13083 Don't add/remove fake edges to exit here...
13084 (cleanup_cfg): ...but do it here, when crossjumping.
13085 Run a fast DCE when successful crossjumps occured in the latest
13086 iteration of try_optimize_cfg.
13088 2008-01-11 Richard Guenther <rguenther@suse.de>
13090 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13091 (struct vn_unary_op_s): Likewise.
13092 (vn_reference_insert): Free old reference on hash collision.
13094 2008-01-10 Raksit Ashok <raksit@google.com>
13096 PR rtl-optimization/27971
13097 * combine.c (find_split_point): Split PLUS expressions which are
13098 inside a MEM rtx, and whose first operand is complex.
13100 2008-01-10 DJ Delorie <dj@redhat.com>
13102 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13103 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13104 (m32c_hard_regno_ok): Call the underlying function.
13106 2008-01-10 Richard Guenther <rguenther@suse.de>
13108 PR middle-end/34683
13109 * tree-cfg.c (tree_merge_blocks): Do not go through the
13110 full-blown folding and stmt updating path if we just deal
13111 with virtual operands.
13112 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13113 test for abnormal SSA_NAMEs.
13115 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13117 PR middle-end/34641
13118 * reload.c (push_reload): Add assertions. All constants from
13119 reg_equiv_constant should have been used for replacing the respective
13121 (find_reloads_address): Invoke find_reloads_address_part for
13122 constant taken from the reg_equiv_constant array.
13124 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13126 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13127 field (valnum) the first in the struct. Replace bools with
13130 2008-01-10 Richard Guenther <rguenther@suse.de>
13132 PR tree-optimization/34651
13133 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13134 types and ordering for masking and converting.
13136 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13138 PR tree-optimization/34017
13139 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13140 also for PHI_NODE expressions.
13142 2008-01-09 Jan Hubicka <jh@suse.cz>
13144 PR tree-optimization/34708
13145 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13146 based on number of case labels.
13147 (init_inline_once): Remove switch_cost.
13148 * tree-inline.h (eni_weights_d): Remove switch_cost.
13150 2008-01-09 Richard Guenther <rguenther@suse.de>
13151 Andrew Pinski <andrew_pinski@playstation.sony.com>
13153 PR middle-end/30132
13154 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13155 temporary if an rvalue is ok or an lvalue is not required.
13157 2008-01-09 Richard Guenther <rguenther@suse.de>
13159 PR middle-end/34458
13160 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13161 adjust return type.
13163 2008-01-09 Richard Guenther <rguenther@suse.de>
13165 PR middle-end/34679
13166 * tree.c (host_integerp): Check for sizetype only if the
13167 type is an integer type.
13169 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13172 * opts.c (decode_options): Disable inlining of functions called
13173 once if not in unit-at-a-time mode.
13175 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13177 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13179 2008-01-08 Richard Guenther <rguenther@suse.de>
13181 PR middle-end/31863
13182 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13183 out early if the result will be unused.
13185 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13190 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13191 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13194 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13196 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13197 for vectorization tuned.
13199 2008-01-08 Richard Guenther <rguenther@suse.de>
13201 PR tree-optimization/34683
13202 * tree-ssa-operands.c (operand_build_cmp): Export.
13203 * tree-ssa-operands.h (operand_build_cmp): Declare.
13204 * tree-vn.c (vuses_compare): Remove.
13205 (sort_vuses): Use operand_build_cmp.
13206 (sort_vuses_heap): Likewise.
13207 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13208 to re-use old VEC if available. Do not sort already sorted VUSEs.
13209 (vdefs_to_vec): Do not sort already sorted VDEFs.
13211 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13213 PR middle-end/34694
13214 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13216 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13219 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13220 limitations of reciprocal sequences on x86 targets.
13222 2008-01-08 Richard Guenther <rguenther@suse.de>
13224 PR tree-optimization/34683
13225 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13227 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13230 * config/darwin.c (darwin_mergeable_string_section): Don't use
13231 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13233 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13236 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13237 negxf2. Macroize expander using X87MODEF mode iterator. Change
13238 predicates of op0 and op1 to register_operand.
13239 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13240 expander using X87MODEF mode iterator. Change predicates of
13241 op0 and op1 to register_operand.
13242 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13243 corresponding patterns and macroize using MODEF macro. Change
13244 predicates of op0 and op1 to register_operand and remove
13245 "m" constraint. Disparage "r" alternative with "!".
13246 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13247 macroize using X87MODEF macro. Change predicates of op0 and op1
13248 to register_operand and remove "m" constraint. Disparage "r"
13249 alternative with "!".
13250 (absneg splitter with memory operands): Remove.
13251 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13252 patterns and macroize using X87MODEF mode iterator.
13253 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13254 Change predicate of op1 to register_operand.
13255 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13256 for memory operands.
13258 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13260 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13262 2008-01-07 Richard Guenther <rguenther@suse.de>
13264 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13267 2008-01-07 Richard Guenther <rguenther@suse.de>
13269 PR tree-optimization/34683
13270 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13271 VOPs of the needed size to save memory. Use VEC_quick_push
13272 to save compile-time.
13273 (vdefs_to_vec): Likewise.
13275 2008-01-07 Sa Liu <saliu@de.ibm.com>
13277 * config/spu/spu.md (divdf3): Genetate inline code for double
13278 division. The implementation doesn't handle INF or NAN, therefore it
13279 only applies when -ffinite-math-only is given.
13281 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13284 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13285 * doc/cpp.texi ([Common Predefined Macros]): Document.
13287 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13289 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13290 order to use commutative addition instead of subtraction.
13292 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13293 Mircea Namolaru <namolaru@il.ibm.com>
13294 Vladimir Yanovsky <yanov@il.ibm.com>
13295 Revital Eres <eres@il.ibm.com>
13297 PR tree-optimization/34263
13298 * tree-outof-ssa.c (process_single_block_loop_latch,
13299 contains_tree_r): New functions.
13300 (analyze_edges_for_bb): Call process_single_block_loop_latch
13301 function to empty single-basic-block latch block if possible.
13303 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13307 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13309 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13311 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13313 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13315 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13317 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13319 PR tree-optimization/34618
13320 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13323 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13326 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13327 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13328 Update copyright year.
13330 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13331 Update copyright year.
13332 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13335 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13337 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13338 edge does not point to current bb before changing need_assert.
13340 2008-01-04 Richard Guenther <rguenther@suse.de>
13342 PR middle-end/34029
13343 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13344 for verifying purposes if they are is_gimple_min_invariant.
13346 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13348 PR tree-optimization/34448
13349 PR tree-optimization/34465
13350 * gimplify.c (gimplify_init_constructor): Add new parameter
13351 notify_temp_creation. Use it.
13352 (gimplify_modify_expr_rhs): Take volatiles into account when
13353 optimizing constructors.
13354 Do not optimize constructors if gimplify_init_constructor will dump to
13356 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13357 * gcc.c-torture/compile/pr34448.c: New.
13359 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13361 PR gcov-profile/34609
13362 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13363 return_slot if result is TREE_ADDRESSABLE.
13365 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13367 * config/mips/mips.md (sqrt_condition): Tweak comment.
13368 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13370 2008-01-03 Tom Tromey <tromey@redhat.com>
13373 * c-common.c (c_type_hash): Handle VLAs.
13375 2008-01-03 Jan Hubicka <jh@suse.cz>
13377 PR tree-optimization/31081
13378 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13379 0 when inlining and not inlining to first basic block.
13380 (remap_decl): When var is initialized to 0, don't set default_def.
13381 (expand_call_inline): Set entry_bb.
13382 * tree-inline.h (copy_body_data): Add entry_bb.
13384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13387 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13390 PR tree-optimization/29484
13391 * tree-inline.c (inline_forbidden_p_2): New function.
13392 (inline_forbidden_p): Disallow inlining if some static var
13393 has an address of a local LABEL_DECL in its initializer.
13394 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13397 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13399 PR tree-optimization/34635
13400 * tree-data-ref.c (add_other_self_distances): Make sure that the
13401 evolution step is constant.
13403 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13405 PR middle-end/34608
13406 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13408 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13410 * tree-sra.c (scalarize_init): Insert the generate_element_init
13411 statements after the generate_element_zero statements.
13413 2008-01-02 Richard Guenther <rguenther@suse.de>
13415 PR middle-end/34093
13416 PR middle-end/31976
13417 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13418 for very large number of operands instead of ICEing.
13420 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13423 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13424 while stack probing.
13426 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13428 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13431 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13433 PR libmudflap/26442
13434 * tree-mudflap.c (mx_register_decls): Guard warning by
13435 !DECL_ARTIFICIAL check.
13437 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13439 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13440 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13441 sse5_perm<mode>): Fix constraints.