1 2008-06-27 Olivier Hainque <hainque@adacore.com>
3 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4 documented assumptions.
6 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8 * dwarf2out.c: Remove trailing white spaces. Break long line
11 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13 * libfuncs.h (LTI_synchronize): New libfunc_index.
14 (synchronize_libfunc): Declare.
15 * builtins.c (expand_builtin_synchronize): Consider using
16 synchronize_libfunc before falling back on an asm blockage.
17 * config/mips/mips.c: Include libfuncs.h
18 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
20 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
22 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
23 parameter. Copy stack_reg to r11 where appropriate.
24 (no_global_regs_above): Add gpr parameter.
25 (rs6000_stack_info): Only add padding for SPE save area if we
26 are saving SPE GPRs and CR.
27 (saveres_routine_syms): New variable.
28 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
30 (rs6000_savres_routine_sym): New function.
31 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
33 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
34 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
35 Tweak FPR out-of-line saving.
36 (rs6000_make_savres_rtx): New function.
37 (rs6000_use_multiple_p): New function.
38 (rs6000_savres_strategy): New function.
39 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
40 out-of-line if appropriate.
41 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
42 if we are optimizing for size.
43 (GP_SAVE_INLINE): Define.
44 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
45 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
46 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
47 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
48 (*save_fpregs_<mode>): Add use of r11.
49 (*restore_gpregs_<mode>): New insn.
50 (*return_and_restore_gpregs_<mode>): New insn.
51 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
53 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
54 (*restore_gpregs_spe): New insn.
55 (*return_and_restore_gpregs_spe): New insn.
56 * config/rs6000/predicates.md (save_world_operation): Fix check.
58 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
60 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
61 this point, so assert that.
63 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
65 * cfganal.c: Include vec.h and vecprim.h.
66 (compute_idf): Import from...
67 * tree-into-ssa (compute_idf): ...here.
68 * basic-block.h (compute_idf): Export.
70 2008-06-26 Joseph Myers <joseph@codesourcery.com>
72 * c-decl.c (merge_decls): Use !current_function_decl to check for
73 extern declaration of C99 inline function being at file scope.
75 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
77 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
79 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
81 * alias.c (record_alias_subset, init_alias_analysis): Fix
82 -Wc++-compat and/or -Wcast-qual warnings.
83 * attribs.c (lookup_attribute_spec): Likewise.
84 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
85 copy_bb, connect_traces,
86 find_rarely_executed_basic_blocks_and_cr): Likewise.
87 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
88 note_btr_set, migrate_btr_defs): Likewise.
89 * builtins.c (result_vector, expand_builtin_memcpy,
90 expand_builtin_mempcpy_args, expand_builtin_strncpy,
91 builtin_memset_read_str, expand_builtin_printf,
92 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
94 * caller-save.c (mark_set_regs): Likewise.
95 * calls.c (expand_call, emit_library_call_value_1): Likewise.
96 * cgraph.c (cgraph_edge): Likewise.
97 * combine.c (likely_spilled_retval_1): Likewise.
98 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
99 htab_counts_entry_del, get_coverage_counts): Likewise.
100 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
101 new_cselib_val): Likewise.
102 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
103 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
105 * df-core.c (df_compact_blocks): Likewise.
106 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
107 * df-scan.c (df_grow_reg_info, df_ref_create,
108 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
109 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
110 df_record_entry_block_defs, df_record_exit_block_uses,
111 df_bb_verify): Likewise.
112 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
113 DF_REF_EXTRACT_MODE_CONST): New.
114 * dominance.c (get_immediate_dominator, get_dominated_by,
115 nearest_common_dominator, root_of_dom_tree,
116 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
117 -Wc++-compat and/or -Wcast-qual warnings.
118 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
119 record_store, replace_read, check_mem_read_rtx, scan_insn,
120 dse_step1, dse_record_singleton_alias_set): Likewise.
121 * dwarf2asm.c (dw2_force_const_mem): Likewise.
123 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
125 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
126 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
127 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
128 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
129 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
130 add_ranges_num, add_ranges_by_labels, file_info_cmp,
131 file_name_acquire, output_file_names, add_const_value_attribute,
132 premark_used_types_helper, file_table_eq, file_table_hash,
133 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
134 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
135 -Wcast-qual warnings.
136 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
137 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
138 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
139 gen_reg_rtx, start_sequence, init_emit): Likewise.
140 * et-forest.c (et_new_occ, et_new_tree): Likewise.
141 * except.c (init_eh_for_function, gen_eh_region,
142 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
143 arh_to_landing_pad, arh_to_label, add_action_record,
144 add_call_site, switch_to_exception_section): Likewise.
145 * expmed.c (synth_mult): Likewise.
146 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
147 store_expr): Likewise.
148 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
150 * function.c (assign_stack_temp_for_type,
151 allocate_struct_function, match_asm_constraints_1): Likewise.
152 * gcov-io.c (gcov_allocate): Likewise.
153 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
154 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
155 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
156 record_one_set, insert_expr_in_table, insert_set_in_table,
157 dump_hash_table, compute_hash_table_work, alloc_hash_table,
158 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
159 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
160 -Wcast-qual warnings.
162 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
165 -Wcast-qual warnings.
166 * gcc.c (process_command): Likewise.
167 * genattrtab.c (oballoc): Use XOBNEW.
168 (oballocvec): Define.
169 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
170 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
171 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
172 -Wc++-compat and/or -Wcast-qual warnings.
173 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
174 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
175 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
176 gen_presence_absence_set, gen_automaton, gen_regexp_el,
177 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
178 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
179 add_excls, process_presence_absence_names,
180 process_presence_absence_patterns, add_presence_absence,
181 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
182 get_free_state, add_arc, get_free_automata_list_el,
183 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
184 transform_3, cache_presence, create_ainsns, create_automata,
185 create_state_ainsn_table, dfa_insn_code_enlarge,
186 output_trans_func, output_min_issue_delay_func,
187 output_dead_lock_func, output_reset_func,
188 output_get_cpu_unit_code_func, output_dfa_start_func,
189 expand_automata): Likewise.
190 * genextract.c (gen_insn): Likewise.
191 * gengtype-lex.l: Likewise.
192 * gengtype.c (read_input_list, adjust_field_type,
193 process_gc_options): Likewise.
194 * genoutput.c (note_constraint): Likewise.
195 * genpreds.c (mangle, add_constraint): Likewise.
196 * genrecog.c (process_define_predicate, new_decision,
197 add_to_sequence): Likewise.
198 * gensupport.c (record_insn_name): Likewise.
200 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
202 * config/i386/driver-i386.c (detect_caches_amd,
203 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
204 and/or -Wcast-qual warnings.
205 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
206 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
207 gt_pch_save): Likewise.
208 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
209 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
210 * global.c (compute_regsets): Likewise.
211 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
212 finish_graph_dump_file): Likewise.
213 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
214 unlink_bb_notes): Likewise.
215 * integrate.c (get_hard_reg_initial_val): Likewise.
216 * ipa-prop.c (ipa_push_func_to_list): Likewise.
217 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
218 * local-alloc.c (update_equiv_regs): Likewise.
219 * loop-invariant.c (check_invariant_table_size,
220 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
222 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
223 altered_reg_used, mark_altered): Likewise.
224 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
225 insert_var_expansion_initialization,
226 combine_var_copies_in_loop_exit, apply_opt_in_copies,
227 release_var_copies): Likewise.
228 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
229 analyze_matrix_decl, add_allocation_site, analyze_transpose,
230 analyze_accesses_for_phi_node, check_var_notmodified_p,
231 check_allocation_function, find_sites_in_func,
232 record_all_accesses_in_func, transform_access_sites,
233 transform_allocation_sites): Likewise.
234 * omp-low.c (new_omp_region, create_omp_child_function_name,
235 check_omp_nesting_restrictions, check_combined_parallel,
236 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
237 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
238 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
239 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
241 * opts-common.c (prune_options): Likewise.
242 * opts.c (add_input_filename, print_filtered_help,
243 get_option_state): Likewise.
244 * params.c (add_params): Likewise.
245 * passes.c (set_pass_for_id, next_pass_1,
246 do_per_function_toporder, pass_fini_dump_file): Likewise.
247 * postreload.c (reload_cse_simplify_operands): Likewise.
248 * predict.c (tree_predicted_by_p, tree_predict_edge,
249 clear_bb_predictions, combine_predictions_for_bb): Likewise.
251 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
255 * recog.c (check_asm_operands, validate_change_1): Likewise.
256 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
257 subst_asm_stack_regs): Likewise.
258 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
259 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
260 * regmove.c (reg_is_remote_constant_p): Likewise.
261 * regrename.c (regrename_optimize, scan_rtx_reg,
262 kill_clobbered_value, kill_set_value, kill_autoinc_value):
264 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
265 regstat_compute_calls_crossed): Likewise.
266 * reload1.c (init_reload, new_insn_chain,
267 has_nonexceptional_receiver, reload, copy_reloads,
268 calculate_needs_all_insns, init_elim_table): Likewise.
269 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
270 * rtl.c (shallow_copy_rtx_stat): Likewise.
271 * rtlanal.c (parms_set): Likewise.
272 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
273 sbitmap_resize, sbitmap_vector_alloc): Likewise.
274 * sched-ebb.c (earliest_block_with_similiar_load,
275 add_deps_for_risky_insns): Likewise.
276 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
277 schedule_region): Likewise.
278 * see.c (eq_descriptor_pre_extension,
279 hash_descriptor_pre_extension, hash_del_pre_extension,
280 eq_descriptor_properties, hash_descriptor_properties,
281 hash_del_properties, see_seek_pre_extension_expr,
282 see_initialize_data_structures, see_print_register_properties,
283 see_print_pre_extension_expr, see_delete_merged_def_extension,
284 see_delete_unmerged_def_extension, see_emit_use_extension,
285 see_pre_delete_extension, see_map_extension, see_commit_changes,
286 see_analyze_merged_def_local_prop,
287 see_analyze_merged_def_local_prop,
288 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
289 see_set_prop_merged_def, see_set_prop_unmerged_def,
290 see_set_prop_unmerged_use, see_print_one_extension,
291 see_merge_one_use_extension, see_merge_one_def_extension,
292 see_store_reference_and_extension, see_update_uses_relevancy,
293 see_update_defs_relevancy): Likewise.
294 * statistics.c (hash_statistics_hash, hash_statistics_eq,
295 hash_statistics_free, curr_statistics_hash): Likewise.
296 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
297 expand_asm_operands, expand_return, case_bit_test_cmp,
298 expand_case): Likewise.
299 * stor-layout.c (start_record_layout): Likewise.
300 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
301 gt_pch_save_stringpool): Likewise.
302 * tree-data-ref.c (hash_stmt_vertex_info,
303 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
304 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
306 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.md : Change constraints of HImode and QImode
310 immediate operands from "i" to "n". Change SImode "ni" constraint to
311 "i" and SImode "rmi" constraint to "g". Remove all constraints
312 from const0_operand and const1_operand predicated operands.
313 (i): Change QImode and HImode attribute from "i" to "n".
314 (*subqi_2): Change HImode operands to QImode.
317 2008-06-25 Olivier Hainque <hainque@adacore.com>
319 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
322 2008-06-25 Richard Guenther <rguenther@suse.de>
324 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
325 not overflow the result type.
327 2008-06-25 Richard Guenther <rguenther@suse.de>
329 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
330 (vn_lookup): Likewise.
332 2008-06-25 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/35518
335 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
336 * tree-sra.c (instantiate_element): Use fold_build3 to build
338 (try_instantiate_multiple_fields): Likewise.
340 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * config/rs6000/rs6000.md: Change all string instruction's clobber to
345 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
347 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
348 use_backchain_to_restore_sp to true
349 if the offset of the link register save area would go over the 32k - 1
350 offset limit of the load
353 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
355 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
356 anchor for the type-punning blurb. Cross-reference "Structures
357 unions enumerations and bit-fields implementation". Provide a
358 cast-through-pointer example. Make final sentence self-contained.
359 * doc/implement-c.texi (Structures unions enumerations and
360 bit-fields implementation): Cross-reference the type-punning blurb
361 in the -fstrict-aliasing documentation.
363 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
366 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
367 the memory instead of the memory itself for the save area.
369 2008-06-24 Olivier Hainque <hainque@adacore.com>
370 Nicolas Roche <roche@adacore.com>
372 * gengtype.c (srcdir_len): size_t instead of int.
373 (get_file_realbasename): New function. For F a filename, the real
374 basename of F, with all the path components stripped.
375 (get_file_srcdir_relative_path): New function. For F a filename, the
376 relative path to F from $(srcdir).
377 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
378 get_file_realbasename. Adjust the head comment.
379 (get_prefix_langdir_index): New function. For F a filename, return the
380 lang_dir_names[] relative index of the language directory that is
382 (get_file_langdir): For F a filename, return the name of the language
383 directory where F is located.
384 (get_file_gtfilename): New function. The gt- output file name for an
386 (get_output_file_with_visibility): Replace in-line computations with
387 uses of get_file_gtfilename and get_prefix_langdir_index.
388 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
390 2008-06-24 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/36504
393 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
394 references without base address.
396 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
399 * calls.c (expand_call): Increase alignment for recursive functions.
401 2008-06-23 Anatoly Sokolov <aesok@post.ru>
403 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
404 (TARGET_FUNCTION_VALUE): New define.
405 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
406 * config/avr/avr.h (FUNCTION_VALUE): Remove.
408 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
411 (fmod<mode>3): Ditto.
412 (remainderxf3): Ditto.
413 (remainder<mode>3): Ditto.
415 2008-06-23 Jakub Jelinek <jakub@redhat.com>
418 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
419 REG is a hard register.
421 PR tree-optimization/36508
422 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
423 499, don't check it at all in release compilers.
425 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
428 together with SSE_TARGET_MATH to disable insn pattern.
429 (*fop_<MODEF:mode>_2_i387): Ditto.
430 (*fop_<MODEF:mode>_3_i387): Ditto.
432 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
434 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
436 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
439 * gimplify.c (gimplify_asm_expr): Check the return code of
440 parse_output_constraint call, set function return and is_inout
443 2008-06-22 Ian Lance Taylor <iant@google.com>
445 * c-lex.c (narrowest_unsigned_type): Change itk to int.
446 (narrowest_signed_type): Likewise.
447 * c-typeck.c (c_common_type): Change local variable mclass to enum
449 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
450 tcc_comparison, not the tree code itself.
451 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
452 (c_expand_expr): Cast modifier to enum expand_modifier.
453 * c-common.h (C_RID_CODE): Add casts.
454 (C_SET_RID_CODE): Define.
455 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
456 (c_lex_one_token): Add cast to avoid warning.
457 (c_parser_objc_type_name): Rename local typename to type_name.
458 (check_no_duplicate_clause): Change code parameter to enum
460 (c_parser_omp_var_list_parens): Change kind parameter to enum
462 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
463 c_parser_omp_list_var_parens.
464 (c_parser_omp_threadprivate): Likewise.
465 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
466 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
467 * c-format.c (NO_FMT): Define.
468 (printf_length_specs): Use NO_FMT.
469 (asm_fprintf_length_specs): Likewise.
470 (gcc_diag_length_specs): Likewise.
471 (scanf_length_specs): Likewise.
472 (strfmon_length_specs): Likewise.
473 (gcc_gfc_length_specs): Likewise.
474 (printf_flag_specs): Change 0 to STD_C89.
475 (asm_fprintf_flag_specs): Likewise.
476 (gcc_diag_flag_specs): Likewise.
477 (gcc_cxxdiag_flag_specs): Likewise.
478 (scanf_flag_specs): Likewise.
479 (strftime_flag_specs): Likewise.
480 (strfmon_flag_specs): Likewise.
481 (print_char_table): Likewise.
482 (asm_fprintf_char_table): Likewise.
483 (gcc_diag_char_table): Likewise.
484 (gcc_tdiag_char_table): Likewise.
485 (gcc_cdiag_char_table): Likewise.
486 (gcc_cxxdiag_char_table): Likewise.
487 (gcc_gfc_char_table): Likewise.
488 (scan_char_table): Likewise.
489 (time_char_table): Likewis.
490 (monetary_char_table): Likewise.
491 * c-format.h (BADLEN): Likewise.
493 2008-06-21 Ian Lance Taylor <iant@google.com>
495 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
496 Define END_OF_BASE_TREE_CODES around inclusion.
497 * tree.c (tree_code_type): New global array.
498 (tree_code_length, tree_code_name): Likewise.
499 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
501 (all-tree.def, s-alltree): New targets.
502 (gencheck.h, s-gencheck): Remove.
503 (tree.o): Depend upon all-tree.def.
504 (build/gencheck.o): Remove gencheck.h dependency.
505 (mostlyclean): Don't remove gencheck.h.
506 * c-common.h (enum c_tree_code): Remove.
507 * c-lang.c (tree_code_type): Remove.
508 (tree_code_length, tree_code_name): Remove.
509 * gencheck.c (tree_codes): Include all-tree.def, rather than
510 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
512 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
514 * cp/cp-tree.h (enum cplus_tree_code): Remove.
515 (operator_name_info): Size to MAX_TREE_CODES.
516 (assignment_operator_name_info): Likewise.
517 * cp/cp-lang.c (tree_code_type): Remove.
518 (tree_code_length, tree_code_name): Remove.
519 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
520 (assignment_operator_name_info): Likewise.
521 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
523 * cp/mangle.c (write_expression): Likewise.
524 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
525 * fortran/f95-lang.c (tree_code_type): Remove.
526 (tree_code_length, tree_code_name): Remove.
527 * java/java-tree.h (enum java_tree_code): Remove.
528 * java/lang.c (tree_code_type): Remove.
529 (tree_code_length, tree_code_name): Remove.
530 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
531 * objc/objc-act.h (enum objc_tree_code): Remove.
532 * objc/objc-lang.c (tree_code_type): Remove.
533 (tree_code_length, tree_code_name): Remove.
534 * objcp/objcp-lang.c (tree_code_type): Remove.
535 (tree_code_length, tree_code_name): Remove.
536 * ada/ada-tree.h (enum gnat_tree_code): Remove.
537 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
538 * ada/misc.c (tree_code_type): Remove.
539 (tree_code_length, tree_code_name): Remove.
541 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
543 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
544 the grand_bitmap_obstack.
546 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
548 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
549 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
550 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
551 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
552 move_stmt_r, new_label_mapper): Likewise.
553 * tree-complex.c (cvc_lookup): Likewise.
554 * tree-dfa.c (create_function_ann): Likewise.
555 * tree-dump.c (dump_register): Likewise.
556 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
557 find_phi_replacement_condition): Likewise.
558 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
559 tree_function_versioning): Likewise.
560 * tree-into-ssa.c (cmp_dfsnum): Likewise.
561 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
562 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
563 get_nonlocal_debug_decl, convert_nonlocal_reference,
564 convert_nonlocal_omp_clauses, get_local_debug_decl,
565 convert_local_reference, convert_local_omp_clauses,
566 convert_nl_goto_reference, convert_nl_goto_receiver,
567 convert_tramp_reference, convert_call_expr): Likewise.
568 * tree-outof-ssa.c (contains_tree_r): Likewise.
569 * tree-parloops.c (reduction_phi, initialize_reductions,
570 eliminate_local_variables_1, add_field_for_reduction,
571 add_field_for_name, create_phi_for_local_result,
572 create_call_for_reduction_1, create_loads_for_reductions,
573 create_stores_for_reduction, create_loads_and_stores_for_name):
575 * tree-phinodes.c (allocate_phi_node): Likewise.
576 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
577 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
578 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
579 * tree-ssa-coalesce.c (compare_pairs): Likewise.
580 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
581 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
582 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
583 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
584 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
585 vn_nary_op_insert): Likewise.
586 * tree-ssa.c (redirect_edge_var_map_add,
587 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
588 * tree-vectorizer.c (vectorize_loops): Likewise.
589 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
590 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
591 tree_cons_stat, build1_stat, build_variant_type_copy,
592 decl_init_priority_lookup, decl_fini_priority_lookup,
593 decl_priority_info, decl_restrict_base_lookup,
594 decl_restrict_base_insert, decl_debug_expr_lookup,
595 decl_debug_expr_insert, decl_value_expr_lookup,
596 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
597 type_hash_add, get_file_function_name, tree_check_failed,
598 tree_not_check_failed, tree_range_check_failed,
599 omp_clause_range_check_failed, build_omp_clause,
600 build_vl_exp_stat): Likewise.
601 * value-prof.c (gimple_histogram_value,
602 gimple_duplicate_stmt_histograms): Likewise.
603 * var-tracking.c (attrs_list_insert, attrs_list_copy,
604 unshare_variable, variable_union_info_cmp_pos, variable_union,
605 dataflow_set_different_1, dataflow_set_different_2,
606 vt_find_locations, variable_was_changed, set_variable_part,
607 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
608 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
609 section_entry_hash, object_block_entry_eq,
610 object_block_entry_hash, create_block_symbol,
611 initialize_cold_section_name, default_function_rodata_section,
612 strip_reg_name, set_user_assembler_name, const_desc_eq,
613 build_constant_desc, output_constant_def, lookup_constant_def,
614 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
615 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
616 default_internal_label): Likewise.
617 * varray.c (varray_init, varray_grow): Likewise.
618 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
620 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
623 operators for "test" insn. Macroize insn using SWI mode macro.
624 (*jcc_fused_2): Ditto.
625 (*jcc_fused_3): Macroize insn using SWI mode macro.
626 (*jcc_fused_4): Ditto.
628 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
630 * tree-ssa-pre.c: Fix typo in comment.
631 (init_antic, fini_antic): Add explicit funtions for
632 initializing and deinitializing ANTIC and AVAIL sets.
633 (create_expression_by_pieces): Fix typo in comment.
634 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
635 (execute_pre): Eventually dump details about ANTIC_IN.
637 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
639 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
640 * gcc.c (translate_options, init_spec, store_arg, read_specs,
641 add_to_obstack, file_at_path, find_a_file, execute,
642 add_preprocessor_option, add_assembler_option, add_linker_option,
643 process_command, insert_wrapper, do_option_spec, do_self_spec,
644 spec_path, do_spec_1, is_directory, main, used_arg,
645 getenv_spec_function): Likewise.
646 * tlink.c (symbol_hash_lookup, file_hash_lookup,
647 demangled_hash_lookup, symbol_push, file_push, frob_extension):
650 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
652 * doc/rtl.texi: Updated subreg section.
654 2008-06-19 Jakub Jelinek <jakub@redhat.com>
657 * cgraphunit.c (cgraph_process_new_functions): Don't clear
658 node->needed and node->reachable.
659 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
660 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
661 (expand_task_call): Don't call expand_task_copyfn.
662 (expand_task_copyfn): Renamed to...
663 (finalize_task_copyfn): ... this.
665 2008-06-19 Jan Hubicka <jh@suse.cz>
667 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
668 clobbering framepointer.
670 2008-06-19 Jan Hubicka <jh@suse.cz>
672 * tree-optimize.c (execute_early_local_optimizations): Set
673 cgraph_state only at first invocation.
675 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
677 * system.h (-Wc++-compat): Activate as a warning, no an error.
679 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
682 instead of "#" in insn asm template.
683 (*jcc_fused_2): Ditto.
685 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
687 * config/i386/i386.h (ix86_tune_indices)
688 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
689 (TARGET_FUSE_CMP_AND_BRANCH): New define.
690 * config/i386/i386.md (*jcc_fused_1): New insn pattern
691 (*jcc_fused_2): Ditto.
692 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
693 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
694 (print operand): Handle 'E' and 'e' code.
696 2008-06-19 Anatoly Sokolov <aesok@post.ru>
698 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
699 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
700 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
702 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
704 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
706 (cgraph_expand_function): Use local copy of decl.
707 (cgraph_expand_all_functions): Remove redundant initialization of
709 (cgraph_optimize): Reword internal_error message.
711 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
713 * arm-protos.h (arm_return_in_memory): Remove public
714 arm_return_in_memory() prototype.
715 * arm.c (arm_return_in_memory): Add static prototype, add target
716 hook macro, change definition and comments.
717 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
719 2008-06-19 Ben Elliston <bje@au.ibm.com>
721 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
722 real.c: Remove references to IEEE 754R.
723 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
724 * doc/libgcc.texi (Decimal float library routines): Likewise.
726 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
728 * targhooks.h (struct gcc_target): New member unwind_word_mode.
729 (default_unwind_word_mode): Add prototype.
730 * targhooks.c (default_unwind_word_mode): New function.
731 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
732 instead of word_mode.
733 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
734 (TARGET_INITIALIZER): Use it.
736 * c-common.c (handle_mode_attribute): Support "unwind_word"
738 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
740 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
741 word_mode to access SjLj_Function_Context member "data".
742 (sjlj_emit_dispatch_table): Likewise. Also, perform type
743 conversion from targetm.eh_return_filter_mode () to
744 targetm.unwind_word_mode () if they differ.
746 * builtin-types.def (BT_UNWINDWORD): New primitive type.
747 (BT_FN_UNWINDWORD_PTR): New function type.
748 (BT_FN_WORD_PTR): Remove.
749 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
750 * except.c (expand_builtin_extend_pointer): Convert pointer to
751 targetm.unwind_word_mode () instead of word_mode.
753 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
754 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
755 (spu_unwind_word_mode): New function.
756 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
757 (TARGET_UNWIND_WORD_MODE): Define.
758 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
760 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
762 * config/spu/spu.c (reg_align): Remove.
763 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
764 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
765 (spu_split_store): Likewise.
767 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
769 * gcc/tree-vn.c: Fix typo in comment.
771 2008-06-18 Jan Hubicka <jh@suse.cz>
773 * cgraphunit.c (cgraph_optimize): Output debug info when doing
774 toplevel reorder too.
776 2008-06-18 Jan Hubicka <jh@suse.cz>
778 * c-opts.c (c_common_post_options): PCH is not compatible with
780 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
781 -fno-toplevel-reorder by default now.
783 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
785 PR documentation/30739
786 * doc/install.texi (Prerequisites): Document dependency on awk.
788 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
789 Ian Lance Taylor <iant@google.com>
791 PR rtl-optimization/35604
792 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
793 only want to change jump destinations, not eventual label comparisons.
795 2008-06-16 Jan Hubicka <jh@suse.cz>
797 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
799 (cgraph_analyze_function): Likewise.
801 2008-06-16 Jan Hubicka <jh@suse.cz>
803 * cgraph.h (cgraph_mark_if_needed): New function.
804 * cgraphunit.c (cgraph_mark_if_needed): New function.
805 * c-decl.c (duplicate_decl): Use it.
807 2008-06-16 Jan Hubicka <jh@suse.cz>
809 * cgraph.c (cgraph_add_new_function): When in expansion state, do
812 2008-06-16 Jan Hubicka <jh@suse.cz>
814 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
816 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
817 Kazu Hirata <kazu@codesourcery.com>
818 Maxim Kuvyrkov <maxim@codesourcery.com
820 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
821 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
822 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
823 EXTRA_SPEC_FUNCTIONS.
824 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
825 (DRIVER_SELF_SPECS): Adjust.
826 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
827 * config/mips/st.h, config/mips/t-st: New.
828 * config/mips/driver-native.c, config/mips/x-native: New.
829 * doc/invoke.texi (MIPS): Document 'native' value for -march and
832 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
834 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
836 (ISA_HAS_FP_CONDMOVE): New macro.
837 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
838 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
839 (ISA_HAS_NMADD3_NMSUB3): New macro.
840 * config/mips/mips.c (mips_rtx_costs): Update.
841 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
842 compiling for ST Loongson 2E/2F.
843 (madd<mode>): Rename to madd4<mode>. Update.
844 (madd3<mode>): New pattern.
845 (msub<mode>): Rename to msub4<mode>. Update.
846 (msub3<mode>): New pattern.
847 (nmadd<mode>): Rename to nmadd4<mode>. Update.
848 (nmadd3<mode>): New pattern.
849 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
850 (nmadd3<mode>_fastmath): New pattern.
851 (nmsub<mode>): Rename to nmsub4<mode>. Update.
852 (nmsub3<mode>): New pattern.
853 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
854 (nmsub3<mode>_fastmath): New pattern.
855 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
857 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
859 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
860 (DF_REF_INSN_INFO): New.
861 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
862 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
863 with a NULL DF_REF_INSN_INFO.
864 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
866 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
867 DF_INSN_INFO_EQ_USES): New.
868 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
869 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
870 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
871 * df-core.c: Update comment for above changes.
872 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
873 DF_INSN_UID_* macros.
874 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
875 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
876 insn rtx. Update all callers.
877 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
878 df_ref_create_structure, df_insn_refs_collect): Likewise.
879 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
880 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
881 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
882 macros to access the insn refs.
883 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
884 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
885 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
886 for accessing the refs.
887 (try_fwprop_subst): Likewise.
888 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
889 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
890 for accessing the refs.
891 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
892 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
893 to look at the insn refs.
894 (record_uses): Likewise.
895 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
897 (mark_artificial_uses): Don't mark_insn for artificial refs.
898 (mark_reg_rependencies): Likewise.
900 * doc/rtl.texi: Remove documentation of ADDRESSOF.
902 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
904 * configure: Regenerate.
906 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
908 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
909 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
910 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
912 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
914 * config/avr/avr.c (avr_mcu_t): Add attiny167.
915 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
916 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
918 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
920 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
921 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
922 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
924 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
926 * tree-ssa-sccvn.c: Fix format of comments.
928 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
930 * cgraph.c: Remove unneeded forward declarations of eq_node()
933 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
935 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
937 (see_update_relevancy): Likewise.
938 * fwprop.c (try_fwprop_subst): Likewise.
939 * rtlanal.c (noop_move_p): Likewise.
940 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
941 notes to non-existing libcall blocks.
942 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
944 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
945 (dead_libcall_p): Remove.
946 (delete_trivially_dead_insns): Don't use it.
947 * web.c (union_defs): Remove comment about keeping nops.
948 * gcse.c (hash_scan_insn): Don't take libcall pointers.
949 (compute_hash_table_work): Don't track libcall notes.
950 (do_local_cprop): Don't take libcall pointers. Don't update
952 (adjust_libcall_notes): Deleted.
953 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
954 ever have existed in the first place).
955 (replace_store_insn): Don't try to remove libcall notes.
956 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
957 (resolve_reg_notes): Don't call them.
958 (resolve_simple_move): Likewise.
959 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
960 Don't remove REG_RETVAL notes.
961 * emit-rtl.c (try_split): Don't update libcall notes.
962 (emit_copy_of_insn_after): Dito.
963 * cselib.c (cselib_current_insn_in_libcall): Remove.
964 (cselib_process_insn): Don't set/clear it.
965 (new_elt_loc_list): Don't record it.
966 (cselib_init): Don't initialize it.
967 * cselib.c (struct elt_loc_list): Remove in_libcall field.
968 * loop-invariant.c (find_invariant_insn): Don't look for libcall
970 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
971 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
972 (init_deps): Don't initialize it.
973 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
974 * combine.c (delete_noop_moves): Don't update libcall notes.
975 (can_combine_p): Remove now pointless #if 0 block.
976 (try_combine): Remove another obsolete #if 0 block.
977 (distribute_notes): Don't distribute libcall notes.
978 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
979 * dce.c (libcall_dead_p): Remove.
980 (delete_unmarked_insns): Don't handle libcall blocks.
981 (preserve_libcall_for_dce): Remove.
982 (prescan_insns_for_dce): Don't special-case libcall block insns.
983 * reload1 (reload): Don't handle libcall notes.
984 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
987 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
989 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
990 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
991 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
993 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
995 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
996 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
997 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
999 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1001 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1003 2008-06-16 Ira Rosen <irar@il.ibm.com>
1005 PR tree-optimization/36493
1006 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1007 the arguments list. Use VECTYPE to create vector pointer.
1008 (vectorizable_store): Fail if accesses through a pointer to vectype
1009 do not alias the original memory reference operands.
1010 Call vect_create_data_ref_ptr without the removed argument.
1011 (vectorizable_load): Likewise.
1012 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1015 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1018 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1021 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1023 * config/mips/loongson2ef.md: New file.
1024 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1025 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1026 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1027 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1028 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1030 (loongson2ef.md): New include.
1031 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1032 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1033 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1034 (loongson_gt_<mode>, loongson_extract_halfword)
1035 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1036 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1037 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1038 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1039 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1040 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1041 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1042 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1043 (vec_interleave_low<mode>): Define type attribute.
1044 * config/mips/mips.c (mips_ls2): New static variable.
1045 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1046 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1047 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1048 Implement target scheduling hooks.
1049 (mips_multipass_dfa_lookahead): Update to handle tuning for
1051 (mips_sched_init): Initialize data for Loongson scheduling.
1052 (mips_ls2_variable_issue): New static function.
1053 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1055 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1056 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1057 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1058 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1059 Handle ST Loongson 2E/2F cores.
1060 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1062 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1064 * omp-low.c (extract_omp_for_data): Fix comment typo.
1067 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1069 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1070 FIXME note about gcc/config.guess.
1071 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1072 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1073 * doc/cppopts.texi: Likewise.
1074 * doc/extend.texi: Likewise.
1075 * doc/gcc.texi: Likewise.
1076 * doc/gccint.texi: Likewise.
1077 * doc/gcov.texi: Likewise.
1078 * doc/gty.texi: Likewise.
1079 * doc/hostconfig.texi: Likewise.
1080 * doc/install.texi: Likewise.
1081 * doc/invoke.texi: Likewise.
1082 * doc/loop.texi: Likewise.
1083 * doc/makefile.texi: Likewise.
1084 * doc/md.texi: Likewise.
1085 * doc/passes.texi: Likewise.
1086 * doc/tm.texi: Likewise.
1087 * doc/tree-ssa.texi: Likewise.
1088 * doc/trouble.texi: Likewise.
1090 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1091 Nathan Sidwell <nathan@codesourcery.com>
1092 Maxim Kuvyrkov <maxim@codesourcery.com>
1093 Richard Sandiford <rdsandiford@googlemail.com>
1095 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1096 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1097 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1099 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1100 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1101 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1103 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1104 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1105 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1106 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1107 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1108 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1109 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1110 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1111 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1112 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1113 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1114 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1115 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1116 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1117 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1118 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1119 (mips_builtins): Add Loongson builtins.
1120 (mips_loongson_2ef_bdesc): New.
1121 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1122 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1123 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1124 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1126 (mips_expand_vector_init): New.
1127 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1128 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1130 * config/mips/mips.md: Add unspec numbers for Loongson
1131 builtins. Include loongson.md.
1132 (MOVE64): Include Loongson vector modes.
1133 (SPLITF): Include Loongson vector modes.
1134 (HALFMODE): Handle Loongson vector modes.
1135 * config/mips/loongson.md: New.
1136 * config/mips/loongson.h: New.
1137 * config.gcc: Add loongson.h header for mips*-*-* targets.
1138 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1140 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1142 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1143 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1144 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1145 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1146 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1147 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1148 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1149 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1150 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1151 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1152 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1153 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1154 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1155 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1156 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1157 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1158 Remove use_fixproto=yes.
1159 (ia64*-*-hpux*): Remove comment about using fixproto.
1160 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1162 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1164 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1166 * configure: Regenerate.
1168 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1171 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1172 before evaluating it.
1174 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1177 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1178 nested inline functions.
1179 (start_decl, start_function): Don't invert DECL_EXTERNAL
1180 for nested inline functions.
1182 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1184 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1185 splits that must be made for correctness.
1187 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1189 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1190 (AVAIL_NON_MIPS16): Likewise.
1191 (mips_builtin_description): Replace target_flags with a predicate.
1192 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1193 (dspr2_32): New availability predicates.
1194 (MIPS_BUILTIN): New macro.
1195 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1196 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1197 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1198 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1199 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1200 (mips_dsp_32only_bdesc): Merge into...
1201 (mips_builtins): ...this new array.
1202 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1203 (mips_init_builtins): Update after above changes.
1204 (mips_expand_builtin_1): Merge into...
1205 (mips_expand_builtin): ...here and update after above changes.
1207 2008-06-12 Paul Brook <paul@codesourcery.com>
1209 * longlong.h (__arm__): Define count_leading_zeros.
1210 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1211 (clzsi2, clzdi2): New functions.
1212 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1213 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1214 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1215 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1216 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1217 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1218 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1219 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1220 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1221 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1223 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1225 * config/m68k/m68k.c (m68k_tune_flags): New.
1226 (override_options): Compute m68k_tune_flags.
1227 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1228 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1230 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1233 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1235 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1237 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1238 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1240 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1242 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1243 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1245 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1248 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1251 2008-06-12 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/36345
1254 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1255 add memory_tag_needed flag.
1256 (may_alias_p): Declare.
1257 * tree-ssa-alias.c (may_alias_p): Export.
1258 (set_initial_properties): Use memory_tag_needed flag.
1259 (update_reference_counts): Likewise.
1260 (reset_alias_info): Reset memory_tag_needed flag.
1261 (create_name_tags): Check memory_tag_needed flag.
1262 (dump_points_to_info_for): Dump it.
1263 * tree-ssa-structalias.c (struct variable_info): Remove
1264 directly_dereferenced flag.
1265 (new_var_info): Do not initialize it.
1266 (process_constraint_1): Do not set it.
1267 (update_alias_info): Set is_dereferenced flag.
1268 (set_uids_in_ptset): Use may_alias_p.
1269 (set_used_smts): Check memory_tag_needed flag.
1270 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1271 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1272 memory_tag_needed flag.
1273 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1276 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1278 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1279 red zone for w64 abi.
1280 (ix86_expand_prologue): Likewise.
1281 (ix86_force_to_memory): Likewise.
1282 (ix86_free_from_memory): Likewise.
1284 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1287 * config/rs6000/rs6000.c (rs6000_override_options): Set
1288 rs6000_isel conditionally to the absence of comand line override.
1289 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1290 Remove duplicate rs6000_isel setting.
1291 * config/rs6000/eabispe.h: Ditto.
1293 2008-06-11 Richard Guenther <rguenther@suse.de>
1295 * alias.c (get_alias_set): Use the element alias-set for arrays.
1296 (record_component_aliases): For arrays and vectors do nothing.
1297 * c-common.c (strict_aliasing_warning): Handle the cases
1298 of alias set zero explicitly.
1299 * Makefile.in (dfp.o-warn): Add -Wno-error.
1301 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1303 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1305 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1306 tune_32 tune_64 to supported_defaults. Allow values not
1307 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1308 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1309 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1310 with_cpu_64 to generic for 64-bit-supporting configurations, not
1311 with_cpu. Remove FIXMEs.
1312 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1313 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1314 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1315 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1316 arch_32 and arch_64.
1318 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1319 Olivier Hainque <hainque@adacore.com>
1321 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1322 Use DECL_SIZE_UNIT to retrieve the size of the field.
1324 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1326 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1327 with function calls after declarations. Lay out
1328 neon_float_type_node before further use.
1330 2008-06-11 Richard Guenther <rguenther@suse.de>
1332 * tree-flow.h (may_point_to_global_var): Declare.
1333 * tree-ssa-alias.c (may_point_to_global_var): New function.
1334 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1336 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1338 * configure.ac: Teach that fido supports .debug_line.
1339 * configure: Regenerate.
1341 2008-06-10 Tom Tromey <tromey@redhat.com>
1343 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1346 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1348 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1349 (encode_decimal64, decode_decimal64, encode_decimal128,
1350 decode_decimal128): Reverse order of 32-bit parts of value if host
1351 and target endianness differ.
1353 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1355 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1356 Avoid division by 0.
1357 (tree_mod_pow2_value_transform): Likewise.
1358 (tree_ic_transform): Likewise.
1359 (tree_stringops_transform): Likewise.
1360 (tree_mod_subtract_transform): Likewise.
1361 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1362 (copy_edges_for_bb): Likewise.
1363 (initialize_cfun): Likewise.
1365 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1368 nonmemory_operand. Add "N" operand constraint.
1370 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1371 (*jcc_btsi_mask): Ditto.
1372 (*jcc_btsi_mask_1): Ditto.
1374 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1376 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1377 TYPE_CANONICAL for copied element type.
1379 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1383 Add m_CORE2 and m_GENERIC.
1384 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1385 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1387 (*jcc_btdi_rex64): New instruction and split pattern.
1389 (*jcc_btsi_1): Ditto.
1390 (*btsq): Fix Intel asm dialect operand order.
1394 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1397 * simplify-rtx.c (simplify_subreg): Add check for shift count
1400 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1402 * doc/md.texi: Synchronize with later constraints.md change.
1403 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1404 with a C implementation.
1405 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1407 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1408 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1409 when moving to and from MD_REGNUM.
1410 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1411 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1412 Handle byte and halfword moves.
1413 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1415 * config/mips/constraints.md (h): Turn into NO_REGS.
1416 (l, x): Update documentation.
1417 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1418 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1419 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1420 (HILO): New mode iterator.
1422 (any_div): New code iterator.
1423 (u): Extend code attribute to div and udiv.
1424 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1425 d_operand in the splitters. Remove redundant CONST_INT checks.
1426 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1427 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1428 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1429 accordingly, using normal moves instead of unspecs to move LO into
1430 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1431 (<u>mulsidi3): Handle expansion in C code.
1432 (<u>mulsidi3_32bit_internal): Rename to...
1433 (<u>mulsidi3_32bit): ...this.
1434 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1435 (*<u>mulsidi3_64bit): Rename to...
1436 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1437 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1438 to set LO and HI to the multiplication result. Use a normal move
1439 for MFLO and an unspec for MFHI.
1440 (*<u>mulsidi3_64bit_parts): Replace with...
1441 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1442 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1443 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1444 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1445 instead of HI. Split the instruction into a separate multiplication
1446 and MFHI if !TARGET_FIX_R4000.
1447 (<su>muldi3_highpart): Likewise.
1448 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1449 and the "=h" clobber.
1450 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1451 (<u>mulditi3): New expander.
1452 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1453 (madsi): Remove "=h" clobber.
1454 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1455 Force the modulus result to be a GPR and split the instruction into
1456 a division followed by an MFHI after reload.
1457 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1458 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1459 the MIPS16 HIGH define_split.
1460 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1461 of acc<->gpr moves to "multi".
1462 (*movdi_64bit): Replace the single "x" alternative with
1463 alternatives for moving into and out of "a".
1464 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1465 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1466 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1467 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1468 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1469 (movti): New expander.
1470 (*movti, *movti_mips16): New insns.
1471 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1472 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1473 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1474 * config/mips/predicates.md (fpr_operand): Delete.
1475 (d_operand): New predicate.
1477 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1479 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1480 failure on some Bourne shells.
1481 (x86_64-*-*): Ditto.
1483 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1485 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1487 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1489 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1490 (sparc-sun-solaris2*): Likewise.
1492 2008-06-09 Arnaud Charlet <charlet@adacore.com
1494 * doc/install.texi: Update requirements to build the Ada compiler.
1496 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1498 * df-scan.c (struct df_scan_problem_data): Remove the
1499 mw_link_pool alloc pool.
1500 (df_scan_free_internal): Don't free it.
1501 (df_scan_alloc): Don't allocate it.
1502 * df.h (struct df_link): Update comment.
1504 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1506 * except.h: Correct checks for when SJLJ exceptions must be used.
1508 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1510 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1513 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1515 PR tree-optimization/36218
1516 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1517 configure for the build system.
1518 (BUILD_LDFLAGS): Define.
1519 * configure: Regenerate.
1520 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1522 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1525 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1526 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1527 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1529 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1531 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1533 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1535 * config.gcc (Obsolete configurations): Remove list of
1537 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1538 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1539 targets matched by those patterns.
1540 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1541 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1542 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1543 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1544 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1545 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1546 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1547 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1548 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1549 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1550 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1551 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1552 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1553 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1554 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1555 Make code for Solaris 7 and greater unconditional for Solaris.
1556 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1557 Remove --with-* handling.
1558 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1559 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1560 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1561 LINK_OS_WINDISS_SPEC): Remove.
1562 * config/rs6000/sysv4.opt (mwindiss): Remove.
1563 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1564 * configure: Regenerate.
1565 * doc/cpp.texi: Don't mention BeOS.
1566 * doc/extend.texi (interrupt): Don't mention MS1.
1567 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1568 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1569 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1570 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1571 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1573 * doc/invoke.texi (MT Options): Remove.
1574 (-mwindiss): Remove.
1575 (CRIS Options): Remove cris-axis-aout references.
1576 (HPPA Options): Don't mention hppa1.1-*-pro.
1577 * doc/md.texi: (MorphoTech family): Remove.
1578 * libgcc2.c: Don't handle UWIN.
1579 * config/alpha/t-unicosmk: Remove.
1580 * config/alpha/unicosmk.h: Remove.
1581 * config/arm/kaos-arm.h: Remove.
1582 * config/arm/kaos-strongarm.h: Remove.
1583 * config/arm/strongarm-coff.h: Remove.
1584 * config/arm/strongarm-elf.h: Remove.
1585 * config/arm/strongarm-pe.h: Remove.
1586 * config/arm/t-strongarm-pe: Remove.
1587 * config/arm/t-xscale-coff: Remove.
1588 * config/arm/t-xscale-elf: Remove.
1589 * config/arm/xscale-coff.h: Remove.
1590 * config/arm/xscale-elf.h: Remove.
1591 * config/chorus.h: Remove.
1592 * config/cris/aout.h: Remove.
1593 * config/cris/aout.opt: Remove.
1594 * config/cris/t-aout: Remove.
1595 * config/i386/beos-elf.h: Remove.
1596 * config/i386/kaos-i386.h: Remove.
1597 * config/i386/ptx4-i.h: Remove.
1598 * config/i386/sco5.h: Remove.
1599 * config/i386/sco5.opt: Remove.
1600 * config/i386/sysv4-cpp.h: Remove.
1601 * config/i386/sysv5.h: Remove.
1602 * config/i386/t-beos: Remove.
1603 * config/i386/t-sco5: Remove.
1604 * config/i386/t-uwin: Remove.
1605 * config/i386/uwin.asm: Remove.
1606 * config/i386/uwin.h: Remove.
1607 * config/kaos.h: Remove.
1608 * config/mips/windiss.h: Remove.
1609 * config/mt: Remove directory.
1610 * config/pa/pa-osf.h: Remove.
1611 * config/pa/pa-pro-end.h: Remove.
1612 * config/pa/t-pro: Remove.
1613 * config/ptx4.h: Remove.
1614 * config/rs6000/beos.h: Remove.
1615 * config/rs6000/kaos-ppc.h: Remove.
1616 * config/rs6000/t-beos: Remove.
1617 * config/rs6000/windiss.h: Remove.
1618 * config/sh/kaos-sh.h: Remove.
1619 * config/sol2-6.h: Remove.
1620 * config/sparc/sol26-sld.h: Remove.
1621 * config/sparc/sysv4-only.h: Remove.
1622 * config/vax/bsd.h: Remove.
1623 * config/vax/t-memfuncs: Remove.
1624 * config/vax/ultrix.h: Remove.
1625 * config/vax/vaxv.h: Remove.
1626 * config/windiss.h: Remove.
1628 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1630 PR rtl-optimization/36438
1631 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1632 for vector shifts with constant scalar shift operands.
1634 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1636 * doc/invoke.texi: Document -march=xlr.
1637 * config/mips/xlr.md: New file.
1638 * config/mips/mips.md: Include it.
1640 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1641 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1642 (mips_rtx_cost_data): Likewise.
1644 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1646 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1647 PRE_INC and PRE_DEC cases.
1649 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1651 PR rtl-optimization/36419
1652 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1653 the emitting jump insn.
1656 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1657 is not bool, boolify the whole *expr_p and convert to the desired type.
1659 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1661 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1662 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1663 Add omp_private_outer_ref hook, add another argument to
1664 omp_clause_default_ctor hook.
1665 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1666 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1667 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1668 hook_tree_tree_tree_tree_null.
1669 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1670 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1671 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1672 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1673 * tree.def (OMP_TASK): New tree code.
1674 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1675 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1676 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1677 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1678 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1679 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1680 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1681 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1682 (OMP_DIRECTIVE_P): Add OMP_TASK.
1683 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1684 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1685 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1686 and OMP_CLAUSE_UNTIED entries.
1687 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1689 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1690 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1691 * tree-pretty-print.c (dump_omp_clause): Handle
1692 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1693 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1694 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1695 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1696 warning about unsigned iterators. Change decl/init/cond/incr
1697 arguments to TREE_VECs, check arguments for all collapsed loops.
1698 (c_finish_omp_taskwait): New function.
1699 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1701 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1702 default_function_array_conversion on init. Add par_clauses argument.
1703 If decl is present in parallel's lastprivate clause, change it to
1704 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1705 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1706 collapse count in clauses.
1707 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1708 c_parser_omp_for_loop callers.
1709 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1710 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1711 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1712 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1714 (c_parser_omp_clause_schedule): Handle schedule(auto).
1715 Include correct location in the error message.
1716 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1717 and PRAGMA_OMP_CLAUSE_UNTIED.
1718 (OMP_TASK_CLAUSE_MASK): Define.
1719 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1720 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1721 * tree-nested.c (convert_nonlocal_omp_clauses,
1722 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1723 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1724 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1725 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1727 (conver_nonlocal_reference, convert_local_reference,
1728 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1729 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1730 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1731 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1732 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1733 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1734 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1735 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1736 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1738 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1739 * c-common.h (c_finish_omp_taskwait): New prototype.
1740 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1741 * tree-parloops.c (create_parallel_loop): Create 1 entry
1742 vectors for OMP_FOR_{INIT,COND,INCR}.
1743 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1744 (make_edges): Handle OMP_TASK.
1745 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1746 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1747 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1748 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1749 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1750 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1751 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1752 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1753 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1754 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1755 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1756 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1757 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1758 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1759 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1760 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1761 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1762 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1763 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1764 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1765 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1766 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1767 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1768 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1769 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1770 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1771 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1772 original iterator is present in lastprivate clause or if
1773 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1774 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1775 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1776 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1777 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1778 if it is set, lookup var in outer contexts too. Handle
1779 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1780 to be implicitly determined firstprivate for task regions.
1781 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1782 if it is set, lookup var in outer contexts too. Set
1783 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1784 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1785 OMP_CLAUSE_UNTIED. Take region_type as last argument
1786 instead of in_parallel and in_combined_parallel.
1787 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1789 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1790 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1791 (new_omp_context): Set default_kind to
1792 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1793 (omp_region_type): New enum.
1794 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1795 fields, add region_type.
1796 (new_omp_context): Take region_type as argument instead of is_parallel
1797 and is_combined_parallel.
1798 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1799 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1800 ctx->is_combined_parallel checks.
1801 (gimplify_omp_task): New function.
1802 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1804 * omp-low.c (extract_omp_for_data): Use schedule(static)
1805 for schedule(auto). Handle pointer and unsigned iterators.
1806 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1807 Add loops argument. Extract data for collapsed OMP_FOR loops.
1808 (expand_parallel_call): Assert sched_kind isn't auto,
1809 map runtime schedule to index 3.
1810 (struct omp_for_data_loop): New type.
1811 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1812 Add loop, loops, collapse and iter_type fields.
1813 (workshare_safe_to_combine_p): Disallow combined for if
1814 iter_type is unsigned long long. Don't combine collapse > 1 loops
1815 unless all bounds and steps are constant. Adjust extract_omp_for_data
1817 (expand_omp_for_generic): Handle pointer, unsigned and long long
1818 iterators. Handle collapsed OMP_FOR loops. Adjust
1819 for struct omp_for_data changes. If libgomp function doesn't return
1820 boolean_type_node, add comparison of the return value with 0.
1821 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1822 pointer, unsigned and long long iterators. Adjust for struct
1823 omp_for_data changes.
1824 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1825 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1826 unsigned long long. Allocate loops array, pass it to
1827 extract_omp_for_data. For collapse > 1 loops use always
1828 expand_omp_for_generic.
1829 (omp_context): Add sfield_map and srecord_type fields.
1830 (is_task_ctx, lookup_sfield): New functions.
1831 (use_pointer_for_field): Use is_task_ctx helper. Change first
1832 argument's type from const_tree to tree. Clarify comment.
1833 In OMP_TASK disallow copy-in/out sharing.
1834 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1835 (install_var_field): Add mask argument. Populate both record_type
1836 and srecord_type if needed.
1837 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1839 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1840 and DECL_FIELD_OFFSET.
1841 (scan_sharing_clauses): Adjust install_var_field callers. For
1842 firstprivate clauses on explicit tasks allocate the var by value in
1843 record_type unconditionally, rather than by reference.
1844 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1845 Use is_taskreg_ctx instead of is_parallel_ctx.
1846 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1847 (create_omp_child_function_name): Add task_copy argument, use
1848 *_omp_cpyfn* names if it is true.
1849 (create_omp_child_function): Add task_copy argument, if true create
1850 *_omp_cpyfn* helper function.
1851 (scan_omp_parallel): Adjust create_omp_child_function callers.
1852 Rename parallel_nesting_level to taskreg_nesting_level.
1853 (scan_omp_task): New function.
1854 (lower_rec_input_clauses): Don't run constructors for firstprivate
1855 explicit task vars which are initialized by *_omp_cpyfn*.
1856 Pass outer var ref to omp_clause_default_ctor hook if
1857 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1858 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1859 OMP_CLAUSE_REDUCTION_INIT.
1860 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1861 avoid duplicate setting of fields. Handle
1862 OMP_CLAUSE_PRIVATE_OUTER_REF.
1863 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1864 copy-out if TREE_READONLY, only copy-in.
1865 (expand_task_copyfn): New function.
1866 (expand_task_call): New function.
1867 (struct omp_taskcopy_context): New type.
1868 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1870 (lower_omp_parallel): Rename to...
1871 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1872 Call create_task_copyfn if srecord_type is needed. Adjust
1874 (task_shared_vars): New variable.
1875 (check_omp_nesting_restrictions): Warn if work-sharing,
1876 barrier, master or ordered region is closely nested inside OMP_TASK.
1877 Add warnings for barrier if closely nested inside of work-sharing,
1878 ordered, or master region.
1879 (scan_omp_1): Call check_omp_nesting_restrictions even for
1880 GOMP_barrier calls. Rename parallel_nesting_level to
1881 taskreg_nesting_level. Handle OMP_TASK.
1882 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1883 work-sharing construct, continue looking for them on parent parallel
1885 (lower_omp_for_lastprivate): Add lastprivate clauses
1886 to the beginning of dlist rather than end. Adjust for struct
1887 omp_for_data changes.
1888 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1889 not after it. Handle collapsed OMP_FOR loops, adjust for
1890 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1891 (get_ws_args_for): Adjust extract_omp_for_data caller.
1892 (scan_omp_for): Handle collapsed OMP_FOR
1893 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1894 (lower_omp_single_simple): If libgomp function doesn't return
1895 boolean_type_node, add comparison of the return value with 0.
1896 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1897 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1898 (parallel_nesting_level): Rename to...
1899 (taskreg_nesting_level): ... this.
1900 (is_taskreg_ctx): New function.
1901 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1903 (execute_lower_omp): Rename parallel_nesting_level to
1904 taskreg_nesting_level.
1905 (expand_omp_parallel): Rename to...
1906 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1907 Call omp_task_call for OMP_TASK regions.
1908 (expand_omp): Adjust caller, handle OMP_TASK.
1909 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1911 * bitmap.c (bitmap_default_obstack_depth): New variable.
1912 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1913 if argument is NULL and bitmap_default_obstack is already initialized.
1914 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1916 * matrix-reorg.c (matrix_reorg): Likewise.
1918 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.md (*indirect_jump): Macroize using P
1921 mode iterator. Remove !TARGET_64BIT from insn constraints.
1922 (*tablejump_1): Ditto.
1923 (*indirect_jump_rex64): Remove insn pattern.
1924 (*tablejump_1_rex64): Ditto.
1925 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1926 and eh_return_si insn patterns.
1928 2008-06-06 Richard Guenther <rguenther@suse.de>
1930 * tree-ssa-structalias.c (merge_smts_into): Remove.
1931 (find_what_p_points_to): Do not bother to compute the
1932 points-to set for pt_anything pointers.
1933 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1934 for pt_anything pointers is ok.
1936 2008-06-06 Jan Hubicka <jh@suse.cz>
1938 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1940 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1942 * cgraph.c: Fix typos in comments.
1943 (cgraph_availability_names): Fix string typo.
1944 * fold-const.c: Fix typos in comments.
1945 (fold_binary): Fix typo in warning.
1946 * genautomata.c: Fix typos in comments.
1947 (check_presence_pattern_sets): Fix typo in local variable.
1948 (output_description): Fix typo in output.
1949 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1950 * hwint.h: Likewise.
1951 * matrix-reorg.c (check_allocation_function): Likewise.
1952 * omega.c (smooth_weird_equations): Likewise.
1953 * auto-inc-dec.c: Fix typos in comments.
1954 * bb-reorder.c: Likewise.
1955 * builtins.c: Likewise.
1956 * c-common.c: Likewise.
1957 * c-cppbuiltin.c: Likewise.
1958 * c-parser.c: Likewise.
1959 * c-pretty-print.c: Likewise.
1960 * cfgcleanup.c: Likewise.
1961 * cfgexpand.c: Likewise.
1962 * cfghooks.c: Likewise.
1963 * cfglayout.c: Likewise.
1964 * cfgloopmanip.c: Likewise.
1965 * cgraphunit.c: Likewise.
1966 * coverage.c: Likewise.
1967 * dbxout.c: Likewise.
1968 * df-byte-scan.c: Likewise.
1969 * df-core.c: Likewise.
1970 * df-problems.c: Likewise.
1971 * df-scan.c: Likewise.
1973 * dominance.c: Likewise.
1974 * domwalk.c: Likewise.
1976 * dwarf2out.c: Likewise.
1977 * emit-rtl.c: Likewise.
1978 * et-forest.c: Likewise.
1979 * function.c: Likewise.
1980 * function.h: Likewise.
1982 * gcov-io.c: Likewise.
1985 * genattrtab.c: Likewise.
1986 * ggc-page.c: Likewise.
1987 * gimplify.c: Likewise.
1988 * gthr-lynx.h: Likewise.
1989 * haifa-sched.c: Likewise.
1990 * ipa-cp.c: Likewise.
1991 * ipa-inline.c: Likewise.
1992 * ipa-prop.h: Likewise.
1993 * ipa-pure-const.c: Likewise.
1994 * ipa-struct-reorg.c: Likewise.
1995 * ipa-struct-reorg.h: Likewise.
1996 * ipa-type-escape.c: Likewise.
1998 * loop-doloop.c: Likewise.
1999 * mips-tfile.c: Likewise.
2000 * mkmap-flat.awk: Likewise.
2001 * mkmap-symver.awk: Likewise.
2002 * modulo-sched.c: Likewise.
2003 * omp-low.c: Likewise.
2004 * optabs.c: Likewise.
2005 * optabs.h: Likewise.
2007 * passes.c: Likewise.
2008 * postreload-gcse.c: Likewise.
2009 * postreload.c: Likewise.
2010 * predict.c: Likewise.
2011 * pretty-print.h: Likewise.
2012 * profile.c: Likewise.
2013 * protoize.c: Likewise.
2014 * ra-conflict.c: Likewise.
2016 * recog.c: Likewise.
2017 * regclass.c: Likewise.
2019 * reload.c: Likewise.
2020 * rtl-error.c: Likewise.
2021 * rtlanal.c: Likewise.
2023 * sched-rgn.c: Likewise.
2026 * target.h: Likewise.
2027 * tree-dfa.c: Likewise.
2028 * tree-eh.c: Likewise.
2029 * tree-flow-inline.h: Likewise.
2030 * tree-inline.c: Likewise.
2031 * tree-into-ssa.c: Likewise.
2032 * tree-loop-distribution.c: Likewise.
2033 * tree-nested.c: Likewise.
2034 * tree-parloops.c: Likewise.
2035 * tree-pass.h: Likewise.
2036 * tree-pretty-print.c: Likewise.
2037 * tree-profile.c: Likewise.
2038 * tree-scalar-evolution.c: Likewise.
2039 * tree-sra.c: Likewise.
2040 * tree-ssa-alias-warnings.c: Likewise.
2041 * tree-ssa-ccp.c: Likewise.
2042 * tree-ssa-coalesce.c: Likewise.
2043 * tree-ssa-dom.c: Likewise.
2044 * tree-ssa-dse.c: Likewise.
2045 * tree-ssa-forwprop.c: Likewise.
2046 * tree-ssa-live.c: Likewise.
2047 * tree-ssa-live.h: Likewise.
2048 * tree-ssa-loop-im.c: Likewise.
2049 * tree-ssa-loop-ivopts.c: Likewise.
2050 * tree-ssa-loop-niter.c: Likewise.
2051 * tree-ssa-loop-prefetch.c: Likewise.
2052 * tree-ssa-phiopt.c: Likewise.
2053 * tree-ssa-phiprop.c: Likewise.
2054 * tree-ssa-sccvn.c: Likewise.
2055 * tree-ssa-ter.c: Likewise.
2056 * tree-ssa-threadupdate.c: Likewise.
2057 * tree-ssa.c: Likewise.
2058 * tree-vect-analyze.c: Likewise.
2059 * tree-vect-transform.c: Likewise.
2060 * tree-vectorizer.c: Likewise.
2061 * tree-vn.c: Likewise.
2062 * tree-vrp.c: Likewise.
2064 * tree.def: Likewise.
2066 * unwind-dw2-fde.c: Likewise.
2067 * unwind.inc: Likewise.
2068 * value-prof.c: Likewise.
2069 * vmsdbgout.c: Likewise.
2071 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2073 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2074 always place FP constants in the TOC for TARGET_POWERPC64.
2075 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2077 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2079 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2080 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2081 enable for TARGET_E500_DOUBLE.
2082 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2083 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2084 floating-point modes like integer modes for E500 double.
2085 (rs6000_legitimate_offset_address_p): Likewise.
2086 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2087 addressing for DDmode for E500 double.
2088 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2089 modes as using 64-bits of registers for E500 double.
2090 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2091 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2092 specially for E500 double.
2093 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2094 TDmode for E500 double.
2095 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2096 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2097 (rs6000_split_multireg_move): Do not handle TDmode specially for
2099 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2100 using 64-bit registers for E500 double.
2101 (emit_frame_save): Do not handle DDmode specially for E500 double.
2102 (gen_frame_mem_offset): Likewise.
2103 (rs6000_function_value): Do not call spe_build_register_parallel
2104 for DDmode or TDmode.
2105 (rs6000_libcall_value): Likewise.
2106 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2107 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2110 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2112 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2115 2008-06-04 Junjie Gu <jgu@tensilica.com>
2117 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2118 comparison for frame pointers.
2120 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2123 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2125 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2128 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2129 register is already smaller or equal to required mode.
2131 2008-06-04 Xinliang David Li <davidxl@google.com>
2133 * tree-call-cdce.c: New file.
2134 (cond_dead_built_in_calls): New static variable.
2135 (input_domain): New struct.
2136 (check_pow): New function.
2137 (check_builtin_call): Ditto.
2138 (check_target_format): Ditto.
2139 (is_call_dce_candidate): Ditto.
2140 (gen_one_condition): Ditto.
2141 (gen_conditions_for_domain): Ditto.
2142 (get_domain): Ditto.
2143 (gen_conditions_for_pow_cst_base): Ditto.
2144 (gen_conditions_for_pow_int_base): Ditto.
2145 (gen_conditions_for_pow): Ditto.
2146 (get_no_error_domain): Ditto.
2147 (gen_shrink_wrap_conditions): Ditto.
2148 (shrink_wrap_one_built_in_call): Ditto.
2149 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2150 (tree_call_cdce): Ditto.
2151 (gate_call_cdce): Ditto.
2152 (pass_call_cdce): New gimple pass.
2153 * passes.c: (init_optimization_passes): New pass.
2154 * tree-pass.h: New pass declaration.
2155 * opts.c (decode_options): New flag setting.
2156 * common.opt: Add -ftree-builtin-call-dce flag.
2157 * Makefile.in: Add new source file.
2158 * tempvar.def: New tv_id.
2159 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2161 2008-06-04 Richard Guenther <rguenther@suse.de>
2163 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2164 (is_call_clobbered): Always check var_ann->call_clobbered.
2165 (mark_call_clobbered): Always set var_ann->call_clobbered.
2166 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2167 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2168 (reset_alias_info): Clear call clobbering info on MTAGs and
2170 (set_pt_anything): Set pt_global_mem.
2171 (create_tag_raw): Adjust comment.
2172 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2174 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2175 Maxim Kuvyrkov <maxim@codesourcery.com>
2177 * config/m68k/m68k.opt (mxgot): New option.
2178 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2179 (m68k_output_addr_const_extra): New.
2180 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2181 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2182 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2183 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2185 2008-06-04 Richard Guenther <rguenther@suse.de>
2187 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2188 negative or non-representable offsets.
2190 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2192 * config/i386/i386.c (ix86_gen_leave): New.
2193 (ix86_gen_pop1): Likewise.
2194 (ix86_gen_add3): Likewise.
2195 (ix86_gen_sub3): Likewise.
2196 (ix86_gen_sub3_carry): Likewise.
2197 (ix86_gen_one_cmpl2): Likewise.
2198 (ix86_gen_monitor): Likewise.
2199 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2200 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2201 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2202 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2203 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2204 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2205 (ix86_expand_epilogue): Updated.
2206 (print_operand): Handle integer register operand for 'z'.
2207 (ix86_expand_strlensi_unroll_1): Likewise.
2208 (ix86_expand_strlen): Likewise.
2209 (ix86_expand_builtin): Likewise.
2210 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2211 mov{q}/mov{l} and add{q}/add{l}.
2213 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2215 * config/i386/i386.md (P): New mode iterator.
2216 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2217 using P mode iterator.
2218 (DFmode push_operand splitter): Ditto.
2219 (XFmode push_operand splitter): Ditto.
2220 (DFmode float_extend SFmode push_operand splitter): Ditto.
2221 (XFmode float_extend SFmode push_operand splitter): Do not generate
2222 SImode pushes for 64bit target. Macroize Dimode and SImode
2223 pushes using P mode iterator.
2224 (XFmode float_extend DFmode push_operand splitter): Ditto.
2226 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2228 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2229 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2230 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2232 (ix86_call_abi_override): Remove check for call_used_regs.
2234 2008-06-03 Richard Guenther <rguenther@suse.de>
2236 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2237 for the lhs of calls if the return type contains pointers.
2239 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2241 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2242 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2243 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2244 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2245 of cfun and DEFAULT_ABI to deceide abi mode.
2247 (REG_PARM_STACK_SPACE): Removed.
2248 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2249 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2250 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2251 (ix86_function_abi): Likewise.
2252 (ix86_function_type_abi): Likewise.
2253 (ix86_call_abi_override): Likewise.
2254 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2255 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2256 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2257 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2259 (X86_64_REGPARM_MAX): New.
2260 (X86_64_SSE_REGPARM_MAX): New.
2261 (X64_REGPARM_MAX): New.
2262 (X64_SSE_REGPARM_MAX): New.
2263 (X86_32_REGPARM_MAX): New.
2264 (X86_32_SSE_REGPARM_MAX): New.
2265 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2266 (ix86_function_regparm): Handle user calling abi.
2267 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2268 by DEFAULT_ABI versus SYSV_ABI check.
2269 (ix86_reg_parm_stack_space): New.
2270 (ix86_function_type_abi): New.
2271 (ix86_call_abi_override): New.
2272 (ix86_function_abi): New.
2273 (ix86_cfun_abi): New.
2274 (init_cumulative_args): Call abi specific initialization.
2275 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2276 (function_arg_64): Extend SSE_REGPARM_MAX check.
2277 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2278 (ix86_pass_by_reference): Likewise.
2279 (ix86_function_value_regno_p): Likewise.
2280 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2281 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2282 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2283 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2284 (setup_incoming_varargs_64): Adjust regparm for call abi.
2285 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2286 (ix86_va_start): Likewise.
2287 (ix86_gimplify_va_arg): Likewise.
2288 (ix86_expand_prologue): Likewise.
2289 (output_pic_addr_const): Likewise.
2290 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2291 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2292 (x86_output_mi_thunk): Likewise.
2293 (x86_function_profiler): Likewise.
2294 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2295 (SYSV_ABI, MS_ABI): New constants.
2297 (init_regs): Add prototype of function in regclass.c file.
2298 (OVERRIDE_ABI_FORMAT): New.
2299 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2300 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2301 (OUTGOING_REG_PARM_STACK_SPACE): New.
2302 (ix86_reg_parm_stack_space): New prototype.
2303 (CUMULATIVE_ARGS): Add call_abi member.
2304 (machine_function): Add call_abi member.
2305 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2306 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2308 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2311 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2312 (avr_builtin_setjmp_frame_value): New function.
2313 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2314 (nonlocal_goto): Define.
2316 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2318 * config/mips/mips.c (mips_emit_loadgp): Return early if
2319 there is nothing do to, otherwise emit a blockage if
2320 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2321 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2323 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2325 * configure.ac: Drop unneeded backslash ending up in config.in.
2326 * acinclude.m4: Likewise.
2327 * config.in: Regenerate.
2329 2008-05-26 Jan Hubicka <jh@suse.cz>
2331 * predict.c (maybe_hot_frequency_p): Break out of...
2332 (maybe_hot_bb_p): ... here.
2333 (maybe_hot_edge_p): New.
2334 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2335 * basic-block.h (maybe_hot_edge_p): Declare.
2337 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2339 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2340 (*cmpfp_<mode>_cc): Ditto.
2341 (*fp_jcc_8<mode>_387): Ditto.
2342 (*fop_<MODEF:mode>_2_i387): Ditto.
2343 (*fop_<MODEF:mode>_3_i387): Ditto.
2344 (*fop_xf_2_i387): Ditto.
2345 (*fop_xf_3_i387): Ditto.
2347 2008-06-02 Tomas Bily <tbily@suse.cz>
2349 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2351 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2353 * config/mips/mips.c (mips_valid_offset_p): New function.
2354 (mips_valid_lo_sum_p): Likewise.
2355 (mips_classify_address): Use them.
2356 (mips_force_address): New function.
2357 (mips_legitimize_address): Use it.
2358 * config/mips/mips.md (MOVE128): New mode iterator.
2359 (movtf): Require TARGET_64BIT. Remove empty strings.
2360 (*movtf_internal): Rename to...
2361 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2362 of "R" and use {,fp}{load,store} attributes instead of "multi".
2363 Use a separate define_split.
2364 (*movtf_mips16): New pattern.
2366 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2368 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2369 * config/mips/mips.c (mips_expand_before_return): New function.
2370 (mips_expand_epilogue): Call it.
2371 * config/mips/mips.md (return): Turn into a define_expand.
2372 (*return): New insn.
2374 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2376 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2377 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2378 functions. Do not emit uses and clobbers of CONCATs; individually
2379 use and clobber their operands.
2380 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2381 gen_clobber, emit_use and gen_use.
2382 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2383 (expand_builtin_return): Likewise.
2384 * cfgbuild.c (count_basic_blocks): Likewise.
2385 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2386 * explow.c (emit_stack_restore): Likewise.
2387 * expmed.c (extract_bit_field_1): Likewise.
2388 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2389 (emit_move_multi_word, store_constructor): Likewise.
2390 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2391 (thread_prologue_and_epilogue_insns): Likewise.
2392 * lower-subreg.c (resolve_simple_move): Likewise.
2393 * optabs.c (widen_operand, expand_binop): Likewise.
2394 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2395 * reload.c (find_reloads): Likewise.
2396 * reload1.c (eliminate_regs_in_insn): Likewise.
2397 * stmt.c (expand_nl_goto_receiver): Likewise.
2398 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2399 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2400 * config/arm/arm.c (arm_load_pic_register): Likewise.
2401 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2402 * config/arm/arm.md (untyped_return): Likewise.
2403 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2404 * config/avr/avr.c (expand_prologue): Likewise.
2405 * config/bfin/bfin.c (do_unlink): Likewise.
2406 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2407 * config/cris/cris.c (cris_expand_prologue): Likewise.
2408 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2409 (machopic_legitimize_pic_address): Likewise.
2410 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2411 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2412 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2413 (ix86_expand_convert_uns_didf_sse): Likewise.
2414 (ix86_expand_vector_init_general): Likewise.
2415 * config/ia64/ia64.md (eh_epilogue): Likewise.
2416 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2417 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2418 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2419 (config/iq2000/iq2000.c): Likewise.
2420 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2421 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2422 (builtin_longjmp): Likewise.
2423 * config/mn10300/mn10300.md (call, call_value): Likewise.
2424 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2425 * config/pdp11/pdp11.md (abshi2): Likewise.
2426 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2427 * config/s390/s390.c (s390_emit_prologue): Likewise.
2428 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2429 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2430 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2431 * config/sh/sh.c (prepare_move_operands): Likewise.
2432 (output_stack_adjust, sh_expand_epilogue): Likewise.
2433 (sh_set_return_address, sh_expand_t_scc): Likewise.
2434 * config/sparc/sparc.c (load_pic_register): Likewise.
2435 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2436 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2437 * config/v850/v850.c (expand_epilogue): Likewise.
2439 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2441 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2442 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2443 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2444 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2445 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2446 stack pointer register.
2447 (output_movhi): Remove code for interrupt specific writing to the
2448 stack pointer register.
2450 2008-05-31 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/34244
2453 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2454 (tree_expr_nonzero_warnv_p): Likewise.
2455 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2456 ssa_name_nonnegative_p.
2457 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2458 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2459 not tree_expr_nonzero_warnv_p.
2461 PR tree-optimization/36262
2463 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2465 PR tree-optimization/34244
2466 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2467 (record_numbers_of_iterations): New function.
2468 (execute_vrp): Cache the numbers of iterations of loops.
2469 * tree-scalar-evolution.c (scev_reset_except_niters):
2471 (scev_reset): Use scev_reset_except_niters.
2472 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2474 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2476 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2477 __WORKAROUND_RETS when appropriate.
2479 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2482 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2484 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2485 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2486 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2487 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2488 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2489 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2490 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2491 *fop_df_1_sse insn patterns using MODEF mode iterator.
2492 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2493 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2494 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2495 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2496 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2497 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2498 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2499 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2500 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2501 (*fop_xf_5_i387): Ditto.
2502 (*fop_xf_6_i387): Ditto.
2504 2008-05-30 Richard Guenther <rguenther@suse.de>
2506 * builtins.c (build_string_literal): Avoid generating
2507 a non-gimple_val result.
2509 2008-05-30 DJ Delorie <dj@redhat.com>
2511 * exec-tool.in: Use an environment variable (private) instead of a
2512 file (shared) as a semaphore, so as to not break parallel builds.
2514 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2516 * optabs.c (maybe_encapsulate_block): Remove.
2517 (emit_libcall_block): Adjust accordingly.
2518 * optabs.h (maybe_encapsulate_block): Remove prototype.
2520 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2521 Don't use maybe_encapsulate_block.
2523 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2525 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2526 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2527 rtx is a SYMBOL_REF before calling get_pool_constant.
2529 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2531 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2533 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2535 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2536 rather than OS names to choose INO_T_EQ definition.
2537 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2538 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2540 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2543 * config/darwin-f.c: New.
2544 * config/t-darwin: Added rule to build darwin-f.o.
2545 * config.gcc: Defined new variable, fortran_target_objs.
2546 (*-*-darwin*): Set fortran_target_objs.
2547 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2548 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2549 * configure: Regenerated.
2551 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2555 canonical type if needed.
2557 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2559 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2561 2008-05-29 Richard Guenther <rguenther@suse.de>
2563 PR tree-optimization/36343
2564 PR tree-optimization/36346
2565 PR tree-optimization/36347
2566 * tree-flow.h (clobber_what_p_points_to): Declare.
2567 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2568 pointed-to variable is dereferenced is irrelevant to whether
2569 the pointer can access the pointed-to variable.
2570 (clobber_what_p_points_to): New function.
2571 * tree-ssa-alias.c (set_initial_properties): Use it.
2572 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2573 call clobber check for NMTs.
2575 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2577 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2578 for printing gcov_type.
2580 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2582 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2583 and the eh region information.
2584 * value-prof.c (gimple_move_stmt_histograms): New function.
2585 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2587 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2589 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2591 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2593 * value-prof.c (tree_ic_transform): Print counts.
2594 * tree-profile.c (tree_gen_ic_func_profiler):
2595 Clear __gcov_indreict_call_callee variable to avoid misattribution
2598 2008-05-28 Rafael Espindola <espindola@google.com>
2600 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2603 2008-05-28 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/36339
2606 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2607 and clobbering code out of the loop.
2609 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2614 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2615 s390_contiguous_bitmask_p, s390_symref_operand_p,
2616 s390_check_symref_alignment, s390_reload_larl_operand,
2617 s390_reload_symref_address): New functions.
2618 (s390_branch_condition_mnemonic): Support compare and branch
2620 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2621 and 'W' constraints.
2622 (s390_secondary_reload): Add secondary reloads for unaligned
2623 symbol refs or symbol refs to floating point or QI/TI mode
2625 (legitimate_address_p): Accept symbol references as addresses.
2626 (s390_expand_insv): Use rotate and insert selected bits
2627 instruction for insv when building for z10.
2628 (print_operand_address): Handle symbol ref addresses.
2629 (print_operand): Output modifier 'c' added for signed byte values.
2630 (s390_encode_section_info): Mark symbol refs with
2631 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2633 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2634 (length attribute): RRF, RRR have 4 byte length.
2635 (FPALL, INTALL): New mode iterators added.
2636 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2637 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2638 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2639 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2640 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2641 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2642 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2643 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2645 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2646 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2647 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2648 reload<INTALL:mode><P:mode>_toreg_z10,
2649 reload<FPALL:mode><P:mode>_tomem_z10,
2650 reload<FPALL:mode><P:mode>_toreg_z10,
2651 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2652 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2653 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2654 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2656 (movmem, clrmem, cmpmem): New splitters added.
2658 * config/s390/predicates.md (larl_operand): Use
2659 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2660 SYMBOL_REF_ALIGN1_P.
2661 (s390_signed_integer_comparison,
2662 s390_unsigned_integer_comparison): New predicates.
2664 * config/s390/s390-protos.h (s390_check_symref_alignment,
2665 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2666 s390_reload_symref_address,
2667 s390_compare_and_branch_condition_mask): Prototypes added.
2669 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2670 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2671 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2673 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2675 * config/s390/s390.c (z10_cost): New cost function for z10.
2676 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2677 (s390_issue_rate): Adjust issue rate for z10.
2678 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2679 (processor_flags): Add PF_Z10.
2680 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2681 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2682 * gcc/config.gcc: Add z10.
2684 2008-05-28 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/36291
2687 * tree-flow. h (struct gimple_df): Remove var_anns member.
2688 * tree-flow-inline.h (gimple_var_anns): Remove.
2689 (var_ann): Simplify.
2690 * tree-dfa.c (create_var_ann): Simplify.
2691 (remove_referenced_var): Clear alias info from var_anns of globals.
2692 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2693 (delete_tree_ssa): Clear alias info from var_anns of globals.
2694 Do not free var_anns.
2695 (var_ann_eq): Remove.
2696 (var_ann_hash): Likewise.
2698 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2700 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2701 and loongson2f entries.
2702 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2703 * config/mips/mips.h (processor_type): Add Loongson-2E
2704 and Loongson-2F entries.
2705 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2706 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2707 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2708 * doc/invoke.texi (MIPS Options): Document loongson2e
2709 and loongson2f processor names.
2711 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2715 * config/i386/i386.c (ix86_function_arg_boundary): Use
2716 alignment of canonical type.
2717 (ix86_expand_vector_move): Check unaligned memory access for
2720 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2722 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2723 Moved to the front of file.
2725 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2726 H.J. Lu <hongjiu.lu@intel.com>
2728 * dwarf2out.c (current_fde): New.
2730 (lookup_cfa:): Likewise.
2731 (dwarf2out_end_epilogue): Likewise.
2732 (dwarf2out_note_section_used): Likewise.
2734 2008-05-27 Michael Matz <matz@suse.de>
2737 * c.opt (Wenum-compare): New warning option.
2738 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2740 2008-05-27 Michael Matz <matz@suse.de>
2743 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2745 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2746 into memory as tail calls.
2748 2008-05-27 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/36339
2751 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2752 pointers cause all addressable variables to be call clobbered.
2754 2008-05-27 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/36245
2757 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2759 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2761 * config/s390/s390.md: Replace all occurences of the 'm'
2762 constraint with 'RT'.
2764 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2766 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2768 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2770 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2771 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2772 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2774 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2776 * reload.c: (find_reloads): Skip alternatives according to the
2777 "enabled" attribute. Constify the constraint variable.
2778 * recog.c (get_attr_enabled): Add default implementation.
2779 (extract_insn): Set the alternative_enabled_p array
2780 in the recog_data struct.
2781 (preprocess_constraints, constrain_operands): Skip
2782 alternatives according to the "enabled" attribute
2783 * recog.h (struct recog_data): New field alternative_enabled_p.
2784 (skip_alternative): New inline function.
2785 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2786 (record_reg_classes): Skip alternative according to the
2787 "enabled" attribute.
2789 * doc/md.texi: Add documention for the "enabled" attribute.
2791 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2793 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2794 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2795 constraint with TARGET_MEM_CONSTRAINT.
2796 * recog.c (asm_operand_ok, preprocess_constraints,
2797 constrain_operands): Likewise.
2798 * regclass.c (record_reg_classes): Likewise.
2799 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2800 * reload1.c (maybe_fix_stack_asms): Likewise.
2801 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2802 * recog.h: Adjust comment.
2803 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2804 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2805 * doc/md.texi: Add a note to description of 'm' constraint.
2806 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2808 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2810 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2811 that the bitfield is of integral type before testing its precision.
2813 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2814 Sa Liu <saliu@de.ibm.com>
2816 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2817 __modti3, __udivti3, __umodti3 and __udivmodti4.
2818 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2819 that implement TImode mul and div functions.
2820 * config/spu/multi3.c: New. Implement __multi3.
2821 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2822 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2825 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2827 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2828 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2829 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2830 tls_sysv_suffix): New mode and mode attribute iterators.
2831 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2832 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2833 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2834 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2835 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2838 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2840 PR tree-optimization/36329
2841 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2842 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2843 * cgraphbuild.c (initialize_inline_failed): Use the latter
2844 macro in lieu of the former.
2845 * ipa-inline.c (cgraph_mark_inline): Likewise.
2846 (cgraph_decide_inlining_of_small_function): Likewise.
2847 (cgraph_decide_inlining): Likewise.
2848 (cgraph_decide_inlining_incrementally): Likewise.
2850 2008-05-26 Tristan Gingold <gingold@adacore.com>
2851 Anatoly Sokolov <aesok@post.ru>
2853 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2854 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2855 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2856 optimization for 'avr6' architecture.
2858 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2861 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2863 2008-05-26 Richard Guenther <rguenther@suse.de>
2865 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2866 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2868 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2871 * caller-save.c (insert_restore): Verify alignment of spill space.
2872 (insert_save): Likewise.
2873 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2874 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2875 (STACK_SLOT_ALIGNMENT): Likewise.
2876 * function.c (LOCAL_ALIGNMENT): Removed.
2877 (get_stack_local_alignment): New.
2878 (assign_stack_local): Use it. Set alignment on stack slot.
2879 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2880 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2881 (STACK_SLOT_ALIGNMENT): New.
2882 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2883 stack slot in XFmode.
2885 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2887 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2890 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2891 argument operand in rax isn't removed.
2893 2008-05-26 Richard Guenther <rguenther@suse.de>
2896 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2897 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2899 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2902 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2904 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2906 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2907 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2909 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2911 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2912 build a trampoline if we don't want one.
2913 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2914 return zero for nested functions if we don't want a trampoline.
2916 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2918 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2920 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2923 * c.opt: Removed undocumented option '-lang-fortran'.
2924 * c-common.h: Removed global variable 'lang_fortran'.
2925 * c-opts.c (c_common_handle_option): Removed code to handle
2926 option '-lang-fortran'. Updated includes.
2927 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2928 definition of '__GFORTRAN__'.
2929 (define__GNUC__): Reimplemented to use BASEVER and
2930 cpp_define_formatted.
2931 (builtin_define_with_value_n): Removed.
2932 * c-incpath.h: Renamed to ...
2933 * incpath.h: ... this.
2934 * c-incpath.c: Renamed to ...
2935 * incpath.c: ... this. Updated includes.
2936 * fix-header.c: Updated includes.
2937 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2938 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2939 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2941 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2943 * tree.h: Update the table of flags used on tree nodes.
2944 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2945 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2946 (FORCED_LABEL): Add access check.
2947 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2948 (ASM_INPUT_P): Likewise.
2949 (ASM_VOLATILE_P): Likewise.
2950 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2951 (OMP_SECTION_LAST): Access private_flag directly.
2952 (OMP_RETURN_NOWAIT): Likewise.
2953 (OMP_PARALLEL_COMBINED): Likewise.
2954 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2955 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2956 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2957 deprecated_flag directly.
2959 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2961 * final.c (frame_pointer_needed): Removed.
2962 * flags.h (frame_pointer_needed): Likewise.
2964 * function.h (rtl_data): Add frame_pointer_needed.
2965 (frame_pointer_needed): New.
2967 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2969 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2971 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2973 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2976 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2978 * c-common.c (strip_array_types): Move function to..
2980 (get_inner_array_type): Delete.
2981 * c-common.h (strip_array_types): Move declaration to..
2983 (get_inner_array_type): Delete.
2984 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2985 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2986 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2987 * config/pa/pa.c (emit_move_sequence): Likewise.
2989 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2994 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2996 * function.c: Include target hook for nonlocal_goto frame value.
2998 2008-05-24 Richard Guenther <rguenther@suse.de>
3000 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3001 variable can be only accessed through a pointer or a union.
3003 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3005 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3006 * doc/extend.texi: Likewise.
3008 2008-05-23 DJ Delorie <dj@redhat.com>
3010 * config/m32c/jump.md (untyped_call): Add.
3012 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3014 (m32c_address_cost): Detail costs for indirect offsets.
3016 2008-05-23 Rafael Espindola <espindola@google.com>
3018 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3019 if a node is a SUBREG.
3020 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3023 2008-05-23 Paul Brook <paul@codesourcery.com>
3024 Carlos O'Donell <carlos@codesourcery.com>
3026 * doc/extend.texi: Clarify use of __attribute__((naked)).
3027 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3028 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3029 * function.c (use_register_for_decl): Use
3030 targetm.calls.allocate_stack_slots_for_args.
3031 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3032 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3033 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3035 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3037 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3039 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3041 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3042 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3043 is only rounded once.
3045 2008-05-23 Richard Guenther <rguenther@suse.de>
3047 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3049 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3050 Jakub Jelinek <jakub@redhat.com>
3053 * configure.ac: Handle --enable-cld.
3054 * configure: Regenerated.
3055 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3056 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3057 (ix86_current_function_needs_cld): New define.
3058 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3059 (cld): New isns pattern.
3060 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3061 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3062 * config/i386/i386.opt (mcld): New option.
3063 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3064 TARGET_CLD and ix86_current_function_needs_cld.
3065 (override_options): Use -mcld by default for 32-bit code if
3068 * doc/install.texi (Options specification): Document --enable-cld.
3069 * doc/invoke.texi (Machine Dependent Options)
3070 [i386 and x86-64 Options]: Add -mcld option.
3071 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3073 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3074 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3075 (return_in_memory_64): Likewise.
3076 (return_in_memory_ms_64): Likewise.
3078 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3080 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3081 * builtins.c (fold_builtin_fpclassify): New.
3082 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3083 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3084 * c-common.c (handle_type_generic_attribute): Adjust to accept
3085 fixed arguments before an elipsis.
3086 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3087 * doc/extend.texi: Document __builtin_fpclassify.
3089 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3091 * omp-low.c (gate_expand_omp_ssa): Remove.
3092 (pass_expand_omp_ssa): Remove.
3093 (gate_expand_omp): Do not check for flag_openmp_ssa.
3094 * common.opt (-fopenmp-ssa): Remove.
3095 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3097 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3099 * config/sh/sh.opt (mfixed-range): New option.
3100 * config/sh/sh-protos.h (sh_fix_range): Declare.
3101 * config/sh/sh.c (sh_fix_range): New function.
3102 * config/sh/sh.h (sh_fixed_range_str): Declare.
3103 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3105 * doc/invoke.texi (SH Options): Document -mfixed-range.
3107 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3109 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3110 it before the redeclaration.
3112 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3114 * config/avr/avr.c (get_sequence_length): Add new function.
3115 (expand_prologue, expand_epilogue): Remove duplicate code.
3117 2008-05-22 Rafael Espindola <espindola@google.com>
3119 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3122 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3124 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3125 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3127 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3128 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3129 (vect_update_misalignment_for_peel): Likewise.
3130 (vector_alignment_reachable_p): Likewise.
3131 * tree-vect-transform.c (vectorizable_load): Likewise.
3132 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3133 (get_vectype_for_scalar_type): Pass mode of scalar_type
3134 to UNITS_PER_SIMD_WORD.
3136 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3137 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3138 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3139 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3140 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3142 2008-05-22 Ira Rosen <irar@il.ibm.com>
3144 PR tree-optimization/36293
3145 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3146 if the first load must be skipped because of a gap.
3148 2008-05-22 Richard Guenther <rguenther@suse.de>
3150 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3151 more cases of offset disambiguation that is possible if
3152 strict-aliasing rules apply.
3153 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3154 for basic offset and type-based disambiguation.
3156 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3158 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3159 ix86_expand_vector_set on V16QImode for SSE4.1.
3161 2008-05-21 Tom Tromey <tromey@redhat.com>
3163 * c.opt (Wimport): Mark as undocumented.
3164 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3166 (Warning Options): Likewise.
3167 * doc/cppopts.texi: Don't mention -Wimport.
3169 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3171 PR tree-optimization/36287
3172 PR tree-optimization/36286
3173 * lambda-code.c (build_access_matrix): Do not use the loop->num
3174 for computing the number of induction variables: use the loop depth
3177 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3180 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3181 option -f(no-)leading-underscore.
3183 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3185 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3186 GET_MODE_NUNITS (mode).
3188 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3190 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3191 (-mmulhw): Add 464 to description.
3192 (-mdlmzb): Likewise.
3193 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3194 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3196 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3197 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3198 * config/rs6000/rs6000.md: Update comments for 464.
3200 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3202 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3204 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/sse.md (vec_extractv4sf): Removed.
3207 (vec_extractv2df): Likewise.
3208 (vec_extractv2di): Likewise.
3209 (vec_extractv4si): Likewise.
3210 (vec_extractv8hi): Likewise.
3211 (vec_extractv16qi): Likewise.
3212 (vec_extract<mode>): New.
3214 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/sse.md (vec_setv4sf): Removed.
3217 (vec_setv2df): Likewise.
3218 (vec_setv2di): Likewise.
3219 (vec_setv4si): Likewise.
3220 (vec_setv8hi): Likewise.
3221 (vec_setv16qi): Likewise.
3222 (vec_set<mode>): New.
3224 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3227 goto for vec_concat and vec_interleave.
3229 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3231 * config/i386/sse.md (vec_initv4sf): Removed.
3232 (vec_initv2df): Likewise.
3233 (vec_initv2di): Likewise.
3234 (vec_initv4si): Likewise.
3235 (vec_initv8hi): Likewise.
3236 (vec_initv16qi): Likewise.
3237 (vec_init<mode>): New.
3239 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3241 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3243 2008-05-21 Tom Tromey <tromey@redhat.com>
3245 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3246 (zone_find_object_offset): Likewise.
3247 (gt_ggc_m_S): Likewise.
3248 (highest_bit): Likewise.
3249 * ggc-page.c (gt_ggc_m_S): New function.
3250 * stringpool.c (string_stack): Remove.
3251 (init_stringpool): Update.
3252 (ggc_alloc_string): Use ggc_alloc.
3253 (maybe_delete_ident): New function.
3254 (ggc_purge_stringpool): Likewise.
3255 (gt_ggc_m_S): Remove.
3256 * ggc-common.c (ggc_protect_identifiers): New global.
3257 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3258 ggc_protect_identifiers.
3259 * ggc.h (ggc_protect_identifiers): Declare.
3260 (gt_ggc_m_S): Update.
3261 (ggc_purge_stringpool): Declare.
3262 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3263 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3265 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3267 2008-05-21 David S. Miller <davem@davemloft.net>
3269 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3272 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3274 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3277 2008-05-20 David Daney <ddaney@avtrex.com>
3279 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3280 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3281 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3282 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3283 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3284 (atomic_hiqi_op): New define_code_iterator.
3285 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3286 mips_expand_compare_and_swap_12.
3287 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3288 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3289 (sync_<optab><mode>, sync_old_<optab><mode>,
3290 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3291 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3292 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3293 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3294 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3295 (test_and_set_12): New insn.
3296 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3297 sync_new_<optab><mode>, sync_old_nand<mode>,
3298 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3299 clobber to operand 0 for SI and DI mode insns.
3300 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3301 mips_gen_fn_4): New typedefs.
3302 (mips_gen_fn_ptrs): Define new union type.
3303 (mips_expand_compare_and_swap_12): Remove declaration.
3304 (mips_expand_atomic_qihi): Declare function.
3305 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3306 (mips_expand_atomic_qihi): ... this. Use new generator function
3308 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3309 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3310 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3311 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3312 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3313 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3314 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3315 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3316 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3317 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3320 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3322 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3325 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3327 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3328 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3329 (avr_attribute_table): Add 'OS_main' function attribute.
3330 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3331 functions with 'OS_main' attribute.
3333 2008-05-20 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/35204
3336 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3337 helper, split out from ...
3338 (DFS): ... here. Make the DFS walk non-recursive.
3340 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3341 Jan Sjodin <jan.sjodin@amd.com>
3343 PR tree-optimization/36181
3344 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3345 (parallelize_loops): Don't parallelize when the loop has vector
3348 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3349 Sebastian Pop <sebastian.pop@amd.com>
3351 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3352 matrix, and never look at the tree representation of the memory
3354 (linear_transform_loops): Computes parameters and access matrices.
3355 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3357 (access_matrix_get_index_for_parameter): New.
3358 * tree-data-ref.h (struct access_matrix): New.
3359 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3360 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3361 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3362 am_vector_index_for_loop): New.
3363 (struct data_reference): Add field access_matrix.
3364 (DR_ACCESS_MATRIX): New.
3365 (compute_data_dependences_for_loop): Update declaration.
3366 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3367 * lambda.h (lambda_vector_vec_p): Declared.
3368 * lambda-code.c: Depend on pointer-set.h.
3369 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3370 av_for_af_base, av_for_af, build_access_matrix,
3371 lambda_compute_access_matrices): New.
3372 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3374 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3376 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3379 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3380 Sebastian Pop <sebastian.pop@amd.com>
3382 PR tree-optimization/36206
3383 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3385 (instantiate_scev_1): Rename flags to fold_conversions.
3386 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3387 outeside instantiation_loop.
3388 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3389 (evolution_function_is_affine_or_constant_p): Removed.
3390 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3392 (analyze_siv_subscript): Pass in the loop nest number.
3393 Call evolution_function_is_affine_in_loop instead of
3394 evolution_function_is_affine_p.
3395 (analyze_overlapping_iterations): Pass in the loop nest number.
3397 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3398 Sebastian Pop <sebastian.pop@amd.com>
3400 PR tree-optimization/36206
3401 * tree-chrec.h (chrec_fold_op): New.
3402 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3405 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3407 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3409 (remove_duplicates): Do not set inode on non-inode systems.
3412 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3414 * config.gcc (tm_file): Update comments about relative pathnames.
3416 2008-05-20 Richard Guenther <rguenther@suse.de>
3418 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3419 * tree-ssa-sccvn.c (process_scc): Likewise.
3420 * tree-ssa-sink.c (execute_sink_code): Likewise.
3421 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3422 * tree-vrp.c (process_assert_insertions): Likewise.
3423 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3424 (perform_tree_ssa_dce): Likewise.
3425 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3426 (dump_dominator_optimization_stats): Likewise.
3427 * tree-vectorizer.c (vectorize_loops): Likewise.
3429 2008-05-20 Richard Guenther <rguenther@suse.de>
3431 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3433 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3435 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3436 (ix86_i386elf_return_in_memory): Likewise.
3437 (ix86_i386interix_return_in_memory): Likewise.
3438 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3439 (SUBTARGET_RETURN_IN_MEMORY): New.
3440 * config/i386/i386elf.h: Likewise.
3441 * config/i386/ptx4-i.h: Likewise.
3442 * config/i386/sol2-10.h: Likewise.
3443 * config/i386/sysv4.h: Likewise.
3444 * config/i386/vx-common.h: Likewise.
3445 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3446 * config/i386/i386.c (ix86_return_in_memory): Made static and
3447 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3448 (ix86_i386elf_return_in_memory): Removed.
3449 (ix86_i386interix_return_in_memory): Removed.
3450 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3451 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3453 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3455 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3457 2008-05-19 Xinliang David Li <davidxl@google.com>
3459 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3461 * common.opt: Ditto.
3462 * doc/invoke.texi: Ditto.
3464 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3466 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3467 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3469 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3471 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3472 sizes of operand array from 8/4 to 4/2.
3473 (ix86_expand_vector_init_general): Change size of operand array
3474 from 32 to 16. Remove op0, op1 and half_mode.
3476 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3478 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3479 (ix86_expand_vector_init_interleave): Likewise.
3480 (ix86_expand_vector_init_general): Use them. Assert
3481 word_mode == SImode when n_words == 4.
3483 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3485 * config/i386/i386.c (ix86_secondary_reload): New static function.
3486 (TARGET_SECONDARY_RELOAD): New define.
3487 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3488 * config/i386/i386.md (reload_outqi): Remove.
3490 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3493 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3494 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3495 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3496 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3497 (fold_builtin_1): Likewise.
3498 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3499 c-common.c (check_builtin_function_arguments): Handle
3500 BUILT_IN_ISINF_SIGN.
3501 * doc/extend.texi: Document __builtin_isinf_sign.
3502 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3504 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3506 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3507 EH cleanup at the end of the pass, search for those that have been
3508 turned into forwarder blocks and do the cleanup on their successor.
3510 2008-05-18 Richard Guenther <rguenther@suse.de>
3512 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3513 pointers to sizetype and vice versa.
3515 2008-05-18 Xinliang David Li <davidxl@google.com>
3517 * gcc/tree-ssa-dce.c: Coding style fix.
3518 (check_pow): Documentation comment.
3519 (check_log): Documenation comment. Coding style fix.
3520 (is_unnecessary_except_errno_call): Ditto.
3521 (gen_conditions_for_pow): Ditto.
3522 (gen_conditions_for_log): Ditto.
3523 (gen_shrink_wrap_conditions): Ditto.
3524 (shrink_wrap_one_built_in_calls): Ditto.
3525 * gcc/doc/invoke.texi: Better documentation string.
3526 * ChangeLog: Fix wrong change log entries from
3527 May 17 checkin on function call DCE.
3529 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3531 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3533 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3535 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3536 * df-problems.c (simulation routines): Fixed block comment to
3537 properly say how to add forwards scanning functions.
3539 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3541 * tree-inline.c (setup_one_parameter): Remove dead code.
3543 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3545 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3546 a BIT_AND_EXPR only for an INTEGER_TYPE.
3548 2008-05-17 Xinliang David Li <davidxl@google.com>
3550 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3551 (check_pow, check_log, is_unnecessary_except_errno_call): New
3552 functions to check for eliminating math functions that are pure
3553 except for setting errno.
3554 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3555 general condition expressions for shrink-wrapping pow/log calls.
3556 (gen_shrink_wrap_conditions): Ditto.
3557 (shrink_wrap_one_built_in_call): Ditto.
3558 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3559 (mark_operand_necessary): If debugging, output if OP is necessary.
3560 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3562 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3564 * gcc/common.opt: New user flag -ftree-builtin-dce.
3565 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3567 2008-05-16 David S. Miller <davem@davemloft.net>
3569 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3570 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3572 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3575 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3577 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3579 * ifcvt.c (dead_or_predicable): Rename
3580 df_simulate_one_insn_backwards to df_simulate_one_insn.
3581 * recog.c (peephole2_optimize): Ditto.
3582 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3584 * df.h: Rename df_simulate_one_insn_backwards to
3585 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3586 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3587 scanning of defs and uses.
3588 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3589 (df_simulate_one_insn_forwards): Removed.
3591 2008-05-16 Doug Kwan <dougkwan@google.com>
3593 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3595 (real_from_string): Handle NaNs and Inf as approriate.
3597 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3599 * doc/gty.texi (Source Files Containing Type Information): Note
3600 that headers should appear first in the gtfiles list.
3602 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3604 * tree.def (COND_EXEC): Properly documented this code.
3606 2008-05-16 Diego Novillo <dnovillo@google.com>
3608 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3609 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3612 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3614 * tree-ssa-dse (max_stmt_uid): Removed.
3615 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3616 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3617 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3618 * function.h (cfun.last_stmt_uid): New field.
3619 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3620 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3622 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3623 (create_stmt_ann): Initialize the ann->uid field.
3624 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3626 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3628 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3630 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3631 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3632 (init_empty_tree_cfg): Call it.
3634 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3636 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3639 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3641 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3642 * tree-dump.c (dump_options): New verbose option.
3643 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3645 * tree-pass.h (TDF_VERBOSE): New dump flag.
3646 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3647 (tree-flow.h): Added include.
3648 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3650 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3652 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3654 From Jie Zhang <jie.zhang@analog.com>
3655 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3656 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3657 mcpu=bf561-none and mcpu=bf561-0.2.
3658 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3659 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3660 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3661 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3662 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3663 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3664 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3666 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3667 (cputype_selected): Remove.
3668 (bfin_handle_option): Don't use cputype_selected.
3669 (override_options): When no mcpu option, enable all workarounds.
3670 Don't use bfin_workarounds.
3671 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3673 (DEFAULT_CPU_TYPE): Don't define.
3675 2008-05-16 Richard Guenther <rguenther@suse.de>
3677 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3678 on deletion of the last stmt.
3680 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3683 V8HImode for SSE2 and V16QImode for SSE4.1.
3685 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3687 * cgraph.h (compute_inline_parameters): Made public.
3688 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3689 variable_generate_summary, function_write_summary,
3690 variable_write_summary, variable_read_summary. Added generate_summary,
3691 write_summary, read_summary.
3692 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3693 pass_ipa_inline.function_generate_summary, to
3694 compute_inline_parameters.
3695 * ipa-inline.c (compute_inline_parameters): Made public and added
3697 (compute_inline_parameters_for_current): New function.
3698 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3699 (inline_generate_summary): Removed parameter and made to loop over
3701 (pass_ipa_inline): Updated for new IPA_PASS structure.
3702 * passes.c (execute_ipa_summary_passes): Now is called once per
3703 pass rather than once per node*pass.
3705 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3707 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3708 avr_have_mul_p, avr_asm_only_p): Remove variables.
3709 (avr_override_options): Remove initialization of removed variables.
3710 (avr_file_start): Convert removed variables to fields of
3711 'struct base_arch_s *avr_current_arch'.
3712 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3713 (AVR_HAVE_MUL): (Ditto.).
3714 (AVR_HAVE_MOVW): (Ditto.).
3715 (AVR_HAVE_LPMX): (Ditto.).
3716 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3717 avr_asm_only_p): Remove declaration.
3719 2008-05-15 Diego Novillo <dnovillo@google.com>
3721 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3722 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3724 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3727 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3728 Don't call record_truncated_value from here.
3729 (record_truncated_value): Turn it into a for_each_rtx callback.
3730 (record_truncated_values): New function.
3731 (combine_instructions): Call note_uses with record_truncated_values.
3732 Change name of check_conversion to check_promoted_subreg.
3734 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3736 * doc/sourcebuild.texi: Document support for torture tests.
3738 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3741 to alternative 4 of operand 2.
3743 2008-05-15 Richard Guenther <rguenther@suse.de>
3745 * tree-pass.h (current_pass): Declare.
3746 (get_pass_for_id): Likewise.
3747 * passes.c (passes_by_id, passes_by_id_size): New globals.
3748 (set_pass_for_id): New function.
3749 (get_pass_for_id): Likewise.
3750 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3751 (execute_function_todo): Flush per function statistics.
3752 * toplev.c (compile_file): Init statistics.
3753 (general_init): Do early statistics initialization.
3754 (finalize): Finish statistics.
3755 * statistics.h (statistics_early_init): Declare.
3756 (statistics_init): Likewise.
3757 (statistics_fini): Likewise.
3758 (statistics_fini_pass): Likewise.
3759 (statistics_counter_event): Likewise.
3760 (statistics_histogram_event): Likewise.
3761 * statistics.c: New file.
3762 * Makefile.in (OBJS-common): Add statistics.o.
3763 (statistics.o): Add dependencies.
3764 * doc/invoke.texi (-fdump-statistics): Document.
3766 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3768 (execute_pre): Use statistics_counter_event.
3769 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3770 (substitute_and_fold): Increment it. Use statistics_counter_event.
3772 2008-05-15 Diego Novillo <dnovillo@google.com>
3774 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3776 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3777 * tree-ssa-alias.c (new_type_alias): Remove references to
3778 sub-variables from comment.
3779 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3781 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3783 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3784 attribute to 1 only for insertps alternative.
3786 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3788 * config/bfin/bfin.md (loadbytes): New pattern.
3789 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3790 (bfin_init_builtins): Initialize it.
3791 (bdesc_1arg): Add it.
3793 2008-05-15 Sa Liu <saliu@de.ibm.com>
3795 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3796 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3797 * testsuite/lib/target-supports.exp: Add
3798 check_effective_target_fortran_integer_16.
3800 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3802 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3803 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3804 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3805 (TARGET_RETURN_IN_MEMORY): Define.
3807 2008-05-15 Richard Guenther <rguenther@suse.de>
3810 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3811 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3812 represent unmodifiable vars.
3814 2008-05-15 Richard Guenther <rguenther@suse.de>
3816 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3817 INDIRECT_REF and TARGET_MEM_REF.
3818 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3821 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3822 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3825 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3826 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3827 insn alternatives. Add missing alternatives.
3828 (*vec_concatv2di_rex64_sse4_1): Likewise.
3829 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3830 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3833 2008-05-15 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/36009
3836 PR tree-optimization/36204
3837 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3838 (determine_invariantness_stmt): Record the loop a store is
3840 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3843 2008-05-15 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/34330
3846 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3847 through the pointer will alias the SMT.
3849 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3851 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3853 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3855 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3857 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3858 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3860 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3861 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3862 (vashl_optab): New optab for vector/vector shifts.
3863 (vashr_optab): Ditto.
3864 (vlshr_optab): Ditto.
3865 (vrotl_optab): Ditto.
3866 (vrotr_optab): Ditto.
3867 (optab_subtype): New enum for optab_for_tree_code call.
3868 (optab_for_tree_code): Add enum optab_subtype argument.
3870 * optabs.c (optab_for_tree_code): Take an additional argument to
3871 distinguish between a vector shift by a scalar and vector shift by
3872 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3873 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3874 vector shift by a vector.
3875 (expand_widen_pattern_expr): Pass additional argument to
3876 optab_for_tree_code.
3878 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3879 vrotl_optab, vrotr_optab.
3881 * expr.c (expand_expr_real_1): Update calls to
3882 optab_for_tree_code to distinguish between vector shifted by a
3883 scalar and vector shifted by a vector.
3884 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3885 (supportable_narrowing_operation): Ditto.
3886 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3887 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3888 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3889 (vect_create_epilog_for_reduction): Ditto.
3890 (vectorizable_reduction): Ditto.
3891 (vectorizable_operation): Ditto.
3892 (vect_strided_store_supported): Ditto.
3893 (vect_strided_load_supported): Ditto.
3894 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3895 * expmed.c (expand_shift): Ditto.
3897 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3899 (ashr@var{m}3): Ditto.
3900 (vashl@var{m}3): Document new vector/vector shift standard name.
3901 (vashr@var{m}3): Ditto.
3902 (vlshr@var{m}3): Ditto.
3903 (vrotl@var{m}3): Ditto.
3904 (vrotr@var{m}3): Ditto.
3906 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3907 (PPERM_INVERT): Ditto.
3908 (PPERM_REVERSE): Ditto.
3909 (PPERM_REV_INV): Ditto.
3910 (PPERM_ZERO): Ditto.
3911 (PPERM_ONES): Ditto.
3912 (PPERM_SIGN): Ditto.
3913 (PPERM_INV_SIGN): Ditto.
3914 (PPERM_SRC1): Ditto.
3915 (PPERM_SRC2): Ditto.
3917 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3918 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3919 allows a memory operand to be the value being added, and split it
3920 to improve vectorization.
3921 (sse5_pmacsdqh_mem): Ditto.
3922 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3923 (sse5_mulv2div2di3_high): Ditto.
3924 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3925 (vec_pack_trunc_v4si): Ditto.
3926 (vec_pack_trunc_v2di): Ditto.
3927 (sse5_pcmov_<mode>): Remove code that tried to use use
3928 andps/andnps instead of pcmov.
3929 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3930 pmacsdqh instructions.
3931 (vec_widen_smult_lo_v4si): Ditto.
3933 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3934 (PPERM_INVERT): Ditto.
3935 (PPERM_REVERSE): Ditto.
3936 (PPERM_REV_INV): Ditto.
3937 (PPERM_ZERO): Ditto.
3938 (PPERM_ONES): Ditto.
3939 (PPERM_SIGN): Ditto.
3940 (PPERM_INV_SIGN): Ditto.
3941 (PPERM_SRC1): Ditto.
3942 (PPERM_SRC2): Ditto.
3943 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3945 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3947 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3948 says ignore whether the last reference is a memory operand.
3950 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3951 Paolo Bonzini <bonzini at gnu dot org>
3953 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3956 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3957 (vlshr<mode>3): Rename from vlshr<mode>3.
3958 (vashr<mode>3): Rename from vashr<mode>3.
3959 (mulv4sf3): Change the names of vector shift patterns.
3963 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3966 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3991 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3992 (floatunssidf2_internal): Change vector/vector shift names.
3993 (floatunsdidf2_internal): Ditto.
4000 (vashl<mode>3): Rename from ashl<mode>3.
4001 (vashr<mode>3): Rename from ashr<mode>3.
4002 (vlshr<mode>3): Rename from lshr<mode>3.
4003 (vrotl<mode>3): Rename from rotl<mode>3.
4005 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4008 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4009 multiply gives the wrong value when doing widening multiplies.
4010 (vec_widen_smult_lo_v4si): Ditto.
4012 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4014 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4015 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4016 emit_library_call_value.
4017 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4018 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4019 * calls.c (initialize_argument_information, precompute_arguments,
4020 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4021 (precompute_arguments): Removed flags parameter.
4022 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4024 2008-05-14 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4027 Make sure to register the store if the use is a PHI_NODE.
4029 2008-05-14 Olivier Hainque <hainque@adacore.com>
4031 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4032 memory if the component is to be referenced in BLKmode according
4033 to get_inner_reference.
4035 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4037 * calls.c (emit_library_call_value_1): Restore code clearing
4038 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4040 2008-05-14 Olivier Hainque <hainque@adacore.com>
4041 Nicolas Roche <roche@adacore.com>
4043 * configure.ac: Add support for a "gcc_subdir" variable in
4044 config-lang.in, to denote a subdirectory where the language/GCC
4045 integration files are to be found.
4046 * configure: Regenerate.
4048 2008-05-14 Ira Rosen <irar@il.ibm.com>
4050 PR tree-optimization/36098
4051 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4052 value for the first load in the group in case of a gap.
4053 (vect_build_slp_tree): Check that there are no gaps in loads.
4055 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4057 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4058 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4059 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4060 emit_insn and remove unneeded code to construct extra args.
4061 (emit_no_conflict_block): Removed.
4062 * optabls.h: (emit_no_conflict_block): Removed.
4063 * cse.c (cse_extended_basic_block): Remove search for
4064 REG_NO_CONFLICT note.
4065 * global.c: Removed incorrect comment added in revision 117.
4066 * expr.c (convert_move): Change call to emit_no_conflict_block to
4068 * recog.c: Change comments so that they do not mention
4070 * local_alloc.c (combine_regs): Removed last parameter.
4071 (no_conflict_p): Removed.
4072 (block_alloc): Removed note, no_conflict_combined_regno and set
4073 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4074 (combine_regs): Removed already_dead and code to look for
4075 REG_NO_CONFLICT notes.
4076 * lower_subreg (remove_retval_note): Removed code to look for
4077 REG_NO_CONFLICT block.
4078 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4079 (resolve_clobber): Remove code to process libcalls that have
4080 REG_NO_CONFLICT notes.
4081 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4083 * combine.c (can_combine_p, distribute_notes): Removed
4084 REG_NO_CONFLICT case.
4085 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4087 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4088 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4090 * reg-notes.def (NO_CONFLICT): Removed.
4092 2008-05-14 David S. Miller <davem@davemloft.net>
4094 * config/sparc/sparc.c (sparc_profile_hook): If
4095 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4096 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4097 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4099 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4101 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4103 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4107 and op1 expansion before vector concat to have less live pseudos.
4109 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4111 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4112 ix86_expand_vector_set if supported.
4114 2008-05-13 Diego Novillo <dnovillo@google.com>
4115 Kenneth Zadeck <zadeck@naturalbridge.com>
4117 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4119 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4120 phinodes_print_statistics, init_ssanames, fini_ssanames,
4121 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4122 release_ssa_name, release_defs, replace_ssa_name_symbol,
4123 ssanames_print_statistics): Move ...
4124 * tree-flow.h: ... here.
4125 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4126 Use FN instead of cfun.
4127 (make_ssa_name_fn): Rename from make_ssa_name.
4128 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4129 * tree-flow-inline.h (make_ssa_name): Move from
4130 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4131 * omp-low.c (expand_omp_parallel):
4132 * tree-flow-inline.h (redirect_edge_var_map_result):
4133 * tree-ssa.c (init_tree_ssa): Add argument FN.
4134 Use it instead of cfun. Update all users.
4136 2008-05-13 Tom Tromey <tromey@redhat.com>
4138 PR preprocessor/22168:
4139 * doc/cpp.texi (Top): Update menu.
4140 (Alternatives to Wrapper #ifndef): New node.
4141 (Other Directives): Document deprecation.
4142 (Obsolete Features): Remove menu.
4143 (Assertions): Merge node into Obsolete Features.
4144 (Obsolete once-only headers): Move earlier; rename to Alternatives
4146 * doc/cppopts.texi: Update.
4147 * c.opt (Wdeprecated): Enable for C and ObjC.
4148 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4149 (C++ Dialect Options): Move -Wno-deprecated from here to...
4150 (Warning Options): ... here.
4152 2008-05-13 Richard Guenther <rguenther@suse.de>
4155 * fold-const.c (fold_sign_changed_comparison): Do not allow
4156 changes in pointer-ness.
4158 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4161 * config/sh/sh.c (sh_expand_prologue): Don't clear
4162 RTX_FRAME_RELATED_P for push insns.
4164 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4166 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4168 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4170 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4171 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4172 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4174 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4176 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4177 (*vec_concatv4sf_sse): This.
4178 (*sse2_concatv2si): Renamed to ...
4179 (*vec_concatv2si_sse2): This.
4180 (*sse1_concatv2si): Renamed to ...
4181 (*vec_concatv2si_sse): This.
4182 (*vec_concatv2di_rex): Renamed to ...
4183 (*vec_concatv2di_rex64): This.
4184 (*vec_concatv2si_sse4_1): New.
4185 (*vec_concatv2di_rex64_sse4_1): Likewise.
4187 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4189 PR rtl-optimization/36111
4190 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4191 that was created for swappable operands.
4193 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4196 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4197 * configure.ac: Add call to ACX_PROG_GNAT.
4199 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4201 * optc-gen.awk: Fix comment typo.
4203 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4205 * pretty-print.c (pp_integer_with_precision): Use
4206 HOST_LONG_LONG_FORMAT.
4208 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4210 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4212 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4214 * config/i386/i386.c (bdesc_ptest): Removed.
4215 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4216 (bdesc_args): Add __builtin_ia32_ptestz128,
4217 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4218 (ix86_init_mmx_sse_builtins): Updated.
4219 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4220 (ix86_expand_builtin): Updated.
4222 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4224 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4225 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4227 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4229 * value-prof.c (interesting_stringop_to_profile): Do not
4230 return early for BUILT_IN_MEMPCPY.
4232 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4234 * calls.c (expand_call): Don't use callgraph to increase
4235 preferred_stack_boundary.
4237 * cgraph.h (cgraph_rtl_info): Use unsigned on
4238 preferred_incoming_stack_boundary.
4240 * final.c (rest_of_clean_state): Use unsigned on
4241 preferred_stack_boundary.
4243 2008-05-09 Tom Tromey <tromey@redhat.com>
4245 PR preprocessor/22231:
4246 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4249 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4251 PR tree-optimization/36129
4252 * tree-ssa-ccp.c: Include value-prof.h.
4253 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4254 built-in function was folded to a constant.
4255 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4257 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4258 Sebastian Pop <sebastian.pop@amd.com>
4260 * tree-scalar-evolution.c: Document instantiate_scev.
4261 (instantiate_parameters_1): Renamed instantiate_scev_1.
4262 Don't use the same loop for instantiation_loop and evolution_loop.
4263 (instantiate_scev): New.
4264 (instantiate_parameters): Moved...
4265 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4266 same loop twice. Maintains the semantics for this function.
4267 * tree-scalar-evolution.h (instantiate_scev): Declare.
4268 (instantiate_parameters): ...here. Now static inline.
4269 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4270 instead of resolve_mixers.
4272 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4274 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4276 2008-05-09 Tomas Bily <tbily@suse.cz>
4278 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4279 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4280 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4281 * c-common.c (c_common_truthvalue_conversion): Likewise.
4282 * tree-object-size.c (compute_object_offset): Likewise.
4283 * tree-inline.c (estimate_num_insns_1): Likewise.
4284 * varasm.c (const_hash_1, compare_constant, copy_constant)
4285 (compute_reloc_for_constant, output_addressed_constants)
4286 (initializer_constant_valid_p): Likewise.
4287 * c-omp.c (check_omp_for_incr_expr): Likewise.
4288 * gimplify.c (gimplify_expr): Likewise.
4289 * c-typeck.c (c_finish_return): Likewise.
4290 * tree-vectorizer.c (supportable_widening_operation)
4291 (supportable_narrowing_operation): Likewise.
4292 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4293 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4294 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4295 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4296 (descr_info_loc): Likewise.
4297 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4298 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4299 (fold_unary): Likewise.
4300 * builtins.c (get_pointer_alignment): Likewise.
4301 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4302 (instantiate_parameters_1): Likewise.
4303 * tree.c (expr_align, stabilize_reference): Likewise.
4304 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4305 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4306 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4307 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4308 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4309 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4311 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4312 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4313 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4314 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4315 (forward_propagate_comparison)
4316 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4317 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4318 * emit-rtl.c (component_ref_for_mem_expr)
4319 (set_mem_attributes_minus_bitpos): Likewise.
4320 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4321 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4323 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4324 (build_function_call, pointer_diff, build_compound_expr)
4325 (c_finish_return): Likewise.
4326 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4327 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4329 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4330 * expr.c (is_aligning_offset): Likewise.
4331 * tree-ssa-alias.c (is_escape_site): Likewise.
4332 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4333 (check_all_va_list_escapes): Likewise.
4334 * tree-ssa-loop-ivopts.c (determine_base_object)
4335 (determine_common_wider_type): Likewise.
4336 * dojump.c (do_jump): Likewise.
4337 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4338 * tree-gimple.c (is_gimple_cast): Likewise.
4339 * fold-const.c (decode_field_reference, )
4340 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4341 (fold_binary): Likewise.
4342 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4343 (already_warned_in_frontend_p): Likewise.
4344 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4345 * tree.c (really_constant_p, get_unwidened): Likewise.
4346 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4347 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4348 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4350 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4352 (CONVERT_EXPR_P): Define.
4353 (CASE_CONVERT): Define.
4355 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4358 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4359 (delete_unmarked_insns): When deleting a call, call
4360 delete_unreachable_blocks.
4361 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4362 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4364 2008-05-08 Richard Guenther <rguenther@suse.de>
4366 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4367 (-ftree-salias): Likewise.
4368 (salias-max-implicit-fields): Remove param documentation.
4369 (salias-max-array-elements): Likewise.
4370 * tree-pass.h (pass_create_structure_vars): Remove.
4371 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4372 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4373 * tree-ssa-alias.c (create_structure_vars): Remove.
4374 (gate_structure_vars): Likewise.
4375 (pass_create_structure_vars): Likewise.
4376 (gate_build_alias): Likewise.
4377 (pass_build_alias): Adjust to run always and dump the function.
4378 * common.opt (ftree-salias): Hide.
4379 * passes.c (init_optimization_passes): Remove
4380 pass_create_structure_vars, adjust comment.
4381 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4382 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4383 * opts.c (decode_options): Do not set flag_tree_salias.
4384 (common_handle_option): Add OPT_ftree_salias to the backward
4385 compatibility section.
4387 2008-05-08 Richard Guenther <rguenther@suse.de>
4389 * tree-flow-inline.h (var_can_have_subvars): Move ...
4390 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4391 * tree-flow.h (var_can_have_subvars): Remove.
4392 (push_fields_onto_fieldstack): Remove.
4393 (sort_fieldstack): Likewise.
4394 (struct fieldoff): Move ...
4395 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4396 alias_set and base_for_components fields.
4397 (sort_fieldstack): Make static.
4398 (push_fields_onto_fieldstack): Likewise. Remove code that
4399 handles anything but RECORD_TYPEs. Remove alias_set and
4400 base_for_components handling.
4401 (create_variable_info_for): Adjust.
4403 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4405 * common.opt (Wframe-larger-than=): Shorten the help message
4407 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4409 2008-05-08 Rafael Espindola <espindola@google.com>
4411 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4413 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4414 trap and that both operands are gimple values.
4415 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4416 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4419 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4421 * read-rtl.c (join_c_conditions): Return the first string if the
4422 two strings are equal.
4424 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4426 * gensupport.h (pred_data): Add a "num_codes" field.
4427 (add_predicate_code): Declare.
4428 * gensupport.c (add_predicate_code): New function.
4429 (std_pred_table): Add an "allows_const_p" field.
4430 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4431 Remove the (incomplete) list of such codes from the codes field.
4432 (init_predicate_table): Use add_predicate_code. Add all
4433 RTX_CONST_OBJs if allows_const_p is true.
4434 * genrecog.c (process_define_predicate): Use add_predicate_code.
4436 2008-05-08 David Daney <ddaney@avtrex.com>
4437 Richard Sandiford <rsandifo@nildram.co.uk>
4439 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4440 special case of constant zero operands.
4441 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4442 old and new values. Special case constant zero values.
4443 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4445 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4446 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4448 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4451 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4452 similar RTX_CONST_OBJ before CONST_INT.
4454 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4456 * stmt.c (expand_stack_restore): Change sa mode if needed.
4458 2008-05-08 Richard Guenther <rguenther@suse.de>
4460 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4461 return type to bool.
4462 (ix86_sol10_return_in_memory): Likewise.
4463 (ix86_i386elf_return_in_memory): Likewise.
4464 (ix86_i386interix_return_in_memory): Likewise.
4465 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4466 (ix86_sol10_return_in_memory): Likewise.
4467 (ix86_i386elf_return_in_memory): Likewise.
4468 (ix86_i386interix_return_in_memory): Likewise.
4470 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4473 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4475 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4476 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4479 2008-05-08 Richard Guenther <rguenther@suse.de>
4481 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4482 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4483 (DR_SUBVARS): Remove.
4484 * tree-dfa.c (dump_subvars_for): Remove.
4485 (debug_subvars_for): Likewise.
4486 (dump_variable): Do not dump subvars.
4487 (remove_referenced_var): Do not remove subvars.
4488 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4489 (lookup_subvars_for_var): Remove.
4490 (get_subvars_for_var): Likewise.
4491 (get_subvars_at): Likewise.
4492 (get_first_overlapping_subvar): Likewise.
4493 (overlap_subvar): Likewise.
4494 * tree-flow.h (subvar_t): Remove.
4495 (struct var_ann_d): Remove subvars field.
4496 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4497 argument. Remove special handling of SFTs.
4498 (compute_tag_properties): Likewise.
4499 (set_initial_properties): Likewise.
4500 (compute_call_clobbered): Likewise.
4501 (count_mem_refs): Likewise.
4502 (compute_memory_partitions): Likewise.
4503 (compute_flow_insensitive_aliasing): Likewise.
4504 (setup_pointers_and_addressables): Likewise.
4505 (new_type_alias): Likewise.
4506 (struct used_part): Remove.
4507 (used_portions): Likewise.
4508 (struct used_part_map): Likewise.
4509 (used_part_map_eq): Likewise.
4510 (used_part_map_hash): Likewise.
4511 (free_used_part_map): Likewise.
4512 (up_lookup): Likewise.
4513 (up_insert): Likewise.
4514 (get_or_create_used_part_for): Likewise.
4515 (create_sft): Likewise.
4516 (create_overlap_variables_for): Likewise.
4517 (find_used_portions): Likewise.
4518 (create_structure_vars): Likewise.
4519 * tree.def (STRUCT_FIELD_TAG): Remove.
4520 * tree.h (MTAG_P): Adjust.
4521 (struct tree_memory_tag): Remove base_for_components and
4522 unpartitionable flags.
4523 (struct tree_struct_field_tag): Remove.
4524 (SFT_PARENT_VAR): Likewise.
4525 (SFT_OFFSET): Likewise.
4526 (SFT_SIZE): Likewise.
4527 (SFT_NONADDRESSABLE_P): Likewise.
4528 (SFT_ALIAS_SET): Likewise.
4529 (SFT_UNPARTITIONABLE_P): Likewise.
4530 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4531 (union tree_node): Remove sft field.
4532 * alias.c (get_alias_set): Remove special handling of SFTs.
4533 * print-tree.c (print_node): Remove handling of SFTs.
4534 * tree-dump.c (dequeue_and_dump): Likewise.
4535 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4536 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4537 * tree-predcom.c (set_alias_info): Do not set subvars.
4538 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4539 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4540 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4541 (add_vars_for_offset): Remove.
4542 (add_virtual_operand): Remove special handling of SFTs.
4543 (add_call_clobber_ops): Likewise.
4544 (add_call_read_ops): Likewise.
4545 (get_asm_expr_operands): Likewise.
4546 (get_modify_stmt_operands): Likewise.
4547 (get_expr_operands): Likewise.
4548 (add_to_addressable_set): Likewise.
4549 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4550 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4551 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4552 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4553 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4554 (tree_node_structure): Likewise.
4555 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4557 (find_what_p_points_to): Likewise.
4559 2008-05-08 Sa Liu <saliu@de.ibm.com>
4561 * config/spu/spu.md: Fixed subti3 pattern.
4563 2008-05-08 Richard Guenther <rguenther@suse.de>
4566 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4567 sure to create a representative for trailing arrays for PTA.
4569 2008-05-08 Richard Guenther <rguenther@suse.de>
4572 * fold-const.c (operand_equal_p): Two objects which types
4573 differ in pointerness are not equal.
4575 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4577 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4578 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4579 (emit_library_call_value_1): Add new variable fndecl initialized by
4580 NULL_TREE. It should be the decl type of orgfun, but this information
4581 seems not to be available here, so it uses the default calling abi.
4582 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4583 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4584 by TARGET_RETURN_IN_MEMORY.
4585 * config/i386/i386-interix.h: Likewise.
4586 * config/i386/i386.h: Likewise.
4587 * config/i386/i386elf.h: Likewise.
4588 * config/i386/ptx4-i.h: Likewise.
4589 * config/i386/sol2-10.h: Likewise.
4590 * config/i386/sysv4.h: Likewise.
4591 * config/i386/vx-common.h: Likewise.
4592 * config/cris/cris.h: Removed #if 0 clause.
4593 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4594 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4596 (ix86_sol10_return_in_memory): Likewise.
4597 (ix86_i386elf_return_in_memory): New.
4598 (ix86_i386interix_return_in_memory): New.
4599 * config/mt/mt-protos.h (mt_return_in_memory): New.
4600 * config/mt/mt.c: Likewise.
4601 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4602 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4603 * config/bfin/bfin.h: Likewise.
4604 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4606 * config/bfin/bfin.c: Likewise.
4607 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4608 * config/alpha/unicosmk.h: Likewise.
4609 * config/i386/cygming.h: Likewise.
4610 * config/iq2000/iq2000.h: Likewise.
4611 * config/mips/mips.h: Likewise.
4612 * config/mn10300/mn10300.h: Likewise.
4613 * config/rs6000/rs6000.h: Likewise.
4614 * config/score/score.h: Likewise.
4615 * config/spu/spu.h: Likewise.
4616 * config/v850/v850.h: Likewise.
4617 * defaults.h: Likewise.
4618 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4619 * expr.c (emit_block_move): Adjust use of
4620 OUTGOING_REG_PARM_STACK_SPACE.
4621 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4622 OUTGOING_REG_PARM_STACK_SPACE.
4623 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4625 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4627 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4628 on OMP_RETURN for OMP_FOR.
4631 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4632 (fortran_common): New function.
4633 (gen_variable_die): Call fortran_common instead of common_check,
4634 adjust for it returning tree instead of rtx. Formatting.
4636 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4640 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4641 * c-decl.c (merge_decls): Ditto.
4642 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4643 to RTL_CONST_OR_PURE_CALL_P.
4644 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4645 Initialized DECL_LOOPING_CONST_PURE.
4646 (process_call_operands): Set tree_side_effects properly.
4647 * tree.h (TREE_READONLY_DECL_P): Removed.
4648 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4649 (DECL_LOOPING_OR_CONST_P): New macro.
4650 (struct tree_function_decl): Added looping_const_or_pure_p.
4652 (ECF_LOOPING_OR_CONST_P): New macro.
4653 * rtlanal.c (pure_const_p): Removed.
4654 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4655 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4656 to RTL_CONST_CALL_P.
4657 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4658 (check_decl, check_tree, check_call, scan_function): Initialize
4660 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4661 (static_execute): Set looping true for recursive functions.
4662 Undo setting state to IPA_NEITHER for recursive functions.
4664 * ifcvt.c (noce_can_store_speculate_p): Changed
4665 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4666 RTL_CONST_OR_PURE_CALL_P.
4667 * dse.c (scan_insn): Ditto.
4668 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4669 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4670 RTL_CONST_OR_PURE_CALL_P.
4671 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4672 pure_call_p to RTL_CONST_CALL_P.
4673 * gimplify.c (gimplify_call_expr): Clear side effects for
4674 non-looping pure and constant calls.
4675 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4676 (flags_from_decl_or_type): Set ecf flags from decl flags.
4677 (initialize_argument_information): Turn off
4678 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4679 Change const to pure if callee_copies is true rather than just
4681 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4682 way of marking pure calls.
4683 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4684 Remove hack that was supposed to fix pr7335 and remove old
4685 way of marking pure calls.
4686 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4687 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4688 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4689 RTL_CONST_OR_PURE_CALL_P.
4690 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4691 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4692 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4693 * sched-deps.c (schedule_analyze): Ditto.
4694 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4695 return_val field of calls to represent pure and const function info.
4696 (CONST_OR_PURE_CALL_P): Deleted macro.
4697 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4698 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4699 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4701 * tree-optimize.c (execute_fixup_cfg): Added test for
4702 ECF_LOOPING_CONST_OR_PURE.
4703 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4705 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4706 effects for looping pure or const calls.
4707 (verify_gimple_expr): Added verification code.
4708 * config/alpha/alpha.c (alpha_legitimize_address,
4709 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4711 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4712 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4713 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4714 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4715 RTL_CONST_OR_PURE_CALL_P.
4716 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4717 and const calls to be deleted.
4719 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4723 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4724 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4725 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4726 to handle nonimmediate operands.
4727 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4728 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4729 to handle nonimmediate operands.
4730 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4731 (mmx_pmulhrwv4hi3): New expander. Use
4732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4733 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4734 (sse2_umulv1siv1di3): New expander. Use
4735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4736 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4737 (mmx_eq<mode>3): New expander. Use
4738 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4739 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4740 (mmx_uavgv8qi3): New expander. Use
4741 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4742 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4743 (mmx_uavgv4hi3): New expander. Use
4744 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4746 * config/i386/sse.md
4747 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4748 to handle nonimmediate operands.
4749 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4750 to handle nonimmediate operands.
4751 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4752 to handle nonimmediate operands.
4753 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4754 to handle nonimmediate operands.
4755 (sse2_unpckhpd_exp): New expander. Use
4756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4757 (sse2_unpcklpd_exp): New expander. Use
4758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4759 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4760 to handle nonimmediate operands.
4761 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4762 to handle nonimmediate operands.
4763 (*sse2_<plusminus_insn><mode>3): Rename from
4764 sse2_<plusminus_insn><mode>3 insn pattern.
4765 (sse2_<plusminus_insn><mode>3): New expander. Use
4766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4767 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4768 (sse2_umulv2siv2di3): New expander. Use
4769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4770 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4771 (sse4_1_mulv2siv2di3): New expander. Use
4772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4773 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4774 (sse2_pmaddwd): New expander. Use
4775 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4776 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4777 (sse2_eq<mode>3): New expander. Use
4778 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4779 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4780 (sse4_1_eqv2di3): New expander. Use
4781 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4782 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4783 (sse2_uavgv16qi3): New expander. Use
4784 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4785 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4786 (sse2_uavgv16qi3): New expander. Use
4787 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4788 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4789 (sse2_uavgv8hi3): New expander. Use
4790 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4791 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4792 (ssse3_pmulhrswv8hi3): New expander. Use
4793 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4794 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4795 (ssse3_pmulhrswv4hi3): New expander. Use
4796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4798 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4799 (<sse>_vmmul<mode>3): Ditto.
4800 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4802 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4803 (ssse3_pmaddubsw): Ditto.
4805 * config/i386/i386.c (struct_builtin_description)
4806 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4807 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4808 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4809 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4810 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4811 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4812 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4813 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4814 (ix86_fixup_binary_operands): Assert that src1
4815 and src2 must have the same mode when swapped.
4816 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4817 and ix86_binary_operator_ok. Do not force operands in registers
4820 2008-05-07 Jan Hubicka <jh@suse.cz>
4822 * cgraph.c (dump_cgraph_node): Update.
4823 * cgraph.h (cgraph_local_info): Break out inline summary.
4824 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4826 * ipa-inline (inline_summary): New accestor function.
4827 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4828 cgraph_decide_inlining, compute_inline_parameters): Update.
4829 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4831 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4833 Cleanup ColdFire scheduling support and add V4 pipeline model.
4835 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4836 (define_attr cpu): Add cfv4 value.
4837 (define_attr type, define_attr type1): Merge into a single 'type'
4838 attribute. Update all uses.
4839 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4840 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4842 (define_attr opx_mem, define_attr opy_mem): Remove.
4843 (define_attr op_mem): Clean up, update comment.
4844 (define_attr size): Use specific values instead of general int.
4845 (define_attr guess, define_attr split): Remove. Update all uses.
4846 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4847 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4848 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4849 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4850 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4851 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4852 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4853 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4854 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4855 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4856 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4857 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4858 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4859 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4860 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4861 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4862 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4863 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4864 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4865 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4866 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4867 Update or set attributes.
4868 (stack_tie): New fake instruction.
4870 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4871 (m68k_sched_attr_size): Update declaration.
4872 (m68k_sched_attr_type2): Remove.
4873 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4874 Declare new bypass predicates.
4876 * config/m68k/m68k.c (m68k_sched_issue_rate,
4877 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4879 (TARGET_SCHED_ISSUE_RATE,
4880 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4881 (override_options): Handle scheduling for ColdFire V4 core.
4882 (m68k_expand_prologue): Emit stack_tie.
4883 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4884 'OP_TYPE_FPN'. Update all uses.
4885 (sched_guess_p): Remove.
4886 (sched_address_type): Handle symbolic addresses.
4887 (sched_get_operand): New static function.
4888 (sched_operand_type): Merge into sched_attr_op_type.
4889 (sched_attr_op_type): Handle FP registers, handle quick constants,
4891 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4892 (m68k_sched_attr_size): Update. Move logic to ...
4893 (sched_get_attr_size_int): New static function.
4894 (sched_get_opxy_mem_type): New static function.
4895 (m68k_sched_attr_op_mem): Update.
4896 (m68k_sched_attr_type2): Remove.
4897 (sched_cfv4_bypass_data): New static variable.
4898 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4899 (m68k_sched_issue_rate): Implement scheduler hook.
4900 (struct _sched_ib: enabled_p): New field.
4901 (m68k_sched_variable_issue): Update. Handle V4.
4902 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4903 sched_dump_class_func_t, sched_dump_split_class,
4904 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4905 sched_dump_dfa_class, m68k_sched_dump): Remove.
4906 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4908 (m68k_sched_init_global): Remove statisctics dumping, introduce
4909 sanity check that all instructions have pipeline reservations. Handle
4911 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4912 Handle ColdFire V4 core.
4913 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4914 New static functions.
4915 (m68k_sched_address_bypass_p): New bypass predicate.
4916 (sched_get_indexed_address_scale): New static function.
4917 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4919 * cf.md: Update comments.
4920 (define_attr type2): Remove. Use 'type' attribute instead.
4922 (cf_ib): Rename to cfv123_ib. Update all uses.
4923 (cf_oep): Rename to cfv123_oep. Update all uses.
4924 (cf_chr): Rename to cfv123_chr. Update all uses.
4925 (cf_mem): Rename to cfv123_mem. Update all uses.
4926 (cf_mac): Move to more appropriate place.
4927 (cfv123_guess): New automaton and cpu_unit.
4928 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4929 Update uses of 'size' attribute. Handle before reload scheduling.
4930 (cfv123_guess): New dummy reservation for unhandled instructions.
4931 (cfv4_*): Pipeline description of ColdFire V4 core.
4932 (ignore): New reservation to handle 'ignore' type.
4934 2008-05-07 Ian Lance Taylor <iant@google.com>
4937 * gimplify.c (find_single_pointer_decl_1): Don't look through
4939 (find_single_pointer_decl): Adjust comments.
4941 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4944 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4945 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4948 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4949 integral type rather than floating point, then VIEW_CONVERT_EXPR
4950 to the floating point type.
4952 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4954 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4955 TFmode op0 to register.
4957 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4959 * c-decl.c (grokdeclarator): Comment typo.
4961 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4963 * tree-flow.h: Remove prototype for computed_goto_p.
4964 * tree-cfg.c (computed_goto_p): Make static.
4966 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4969 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4970 (contains_aligned_value_p): This. Handle _Decimal128.
4971 (ix86_function_arg_boundary): Only align _Decimal128 to its
4972 natural boundary and handle it properly.
4974 2008-05-06 Martin Jambor <mjambor@suse.cz>
4976 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4977 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4978 (ipcp_method_set_orig_node): Removed.
4979 (ipcp_cval_get_cvalue_type): Removed.
4980 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4981 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4982 (ipcp_cval_set_cvalue_type): Removed.
4983 (ipcp_cval_get_cvalue): Removed.
4984 (ipcp_cval_set_cvalue): Removed.
4985 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4986 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4987 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4988 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4989 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4990 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4991 (ipcp_get_ith_lattice): Changed parameters.
4992 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4993 (ipcp_lattice_from_jfunc): Changed parameters.
4994 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4995 (ipcp_method_cval_print): Added temporary variable info.
4996 (ipcp_redirect): Removed already unused local variable caller.
4997 (ipcp_redirect): New temporary variable orig_callee_info
4998 (ipcp_redirect): Removed newly unused local variable callee.
4999 (ipcp_redirect): Removed (a bit confusing) local variable type.
5000 (ipcp_insert_stage): Added local variable info.
5001 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5003 (ipcp_formal_create): Removed.
5004 (ipcp_method_cval_set): Removed.
5005 (ipcp_propagate_stage): Renamed lattice variables.
5006 (ipcp_method_cval_set_cvalue_type): Removed.
5007 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5008 (ipcp_print_all_lattices): Changed printed strings to refer to
5009 lattices rather than cvals.
5010 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5011 (ipcp_propagate_const): Changed formal parameters.
5012 (build_const_val): Changed formal parameters.
5013 (ipcp_insert_stage): Removed useless variable cvalue
5014 (build_const_val): Changed formal parameters.
5015 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5016 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5017 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5018 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5019 (ipcp_print_func_profile_counts): Changed string from "method" to
5021 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5022 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5023 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5024 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5025 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5026 (ipcp_lat_is_const): Changed parameters and made inline.
5027 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5028 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5029 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5030 the predicate condition directly
5031 (ipcp_propagate_stage): Added local variable args. Removed local
5032 variable callee. (Both are mere code simplifications.)
5033 (ipcp_method_dont_insert_const): Renamed to
5034 ipcp_node_not_modifiable_p.
5035 (ipcp_node_not_modifiable_p): Made inline.
5036 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5037 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5038 (ipcp_print_all_lattices): Removed variable cvalue
5039 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5042 2008-05-06 Olivier Hainque <hainque@adacore.com>
5044 * tree-sra.c (try_instantiate_multiple_fields): Early return
5045 if field has POINTER_TYPE.
5047 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5049 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5050 by using 'q' specifier for instruction.
5051 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5053 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5055 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5056 Change mode of zero_extract from QImode to HImode.
5057 (sign bit tests peepholes): (Ditto.).
5059 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5061 * config/i386/mmx.md: Remove double backslashes from asm templates.
5062 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5063 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5064 to handle nonimmediate operands.
5065 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5066 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5067 to handle nonimmediate operands.
5068 (*mmx_<code>v2sf3_finite): New insn pattern.
5069 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5070 (mmx_<code>v2sf3): New expander. Use
5071 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5072 (mmx_<plusminus_insn><mode>3): New expander. Use
5073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5074 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5075 (mmx_add<mode>3): Removed.
5076 (mmx_ssadd<mode>3): Ditto.
5077 (mmx_usadd<mode>3): Ditto.
5078 (mmx_sub<mode>3): Ditto.
5079 (mmx_sssub<mode>3): Ditto.
5080 (mmx_ussub<mode>3): Ditto.
5081 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5082 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5083 to handle nonimmediate operands.
5084 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5086 (mmx_smulv4hi3_highpart): New expander. Use
5087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5088 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5090 (mmx_umulv4hi3_highpart): New expander. Use
5091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5092 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5093 (mmx_<code>v4hi3): New expander. Use
5094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5095 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5096 (mmx_<code>v8qi3): New expander. Use
5097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5098 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5099 (mmx_<code><mode>3): New expander. Use
5100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5102 2008-05-05 Jan Hubicka <jh@suse.cz>
5104 PR tree-optimization/36118
5105 * passes.c (pass_init_dump_file): Fix dump header.
5107 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5111 VCE for function decls.
5113 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5115 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5117 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5119 * config/i386/i386.md (sat_plusminus): New.
5120 (plusminus_insn): Likewise.
5121 (plusminus_mnemonic): Likewise.
5123 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5124 (*<addsub><mode>3_cc_overflow): Renamed to ...
5125 (*<plusminus_insn><mode>3_cc_overflow): This.
5126 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5127 (*<plusminus_insn>si3_zext_cc_overflow): This.
5129 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5130 (<plusminus_insn><mode>3): This.
5131 (*<addsub><mode>3): Renamed to ...
5132 (*<plusminus_insn><mode>3): This.
5133 (<sse>_vm<addsub><mode>3): Renamed to ...
5134 (<sse>_vm<plusminus_insn><mode>3): This.
5135 (sse3_h<addsub>v4sf3): Renamed to ...
5136 (sse3_h<plusminus_insn>v4sf3): This.
5137 (sse3_h<addsub>v2df3): Renamed to ...
5138 (sse3_h<plusminus_insn>v2df3): This.
5139 (<plusminus_insn><mode>3): New.
5140 (*<plusminus_insn><mode>3): Likewise.
5141 (sse2_<plusminus_insn><mode>3): Likewise.
5142 (add<mode>): Removed.
5143 (*add<mode>3): Likewise.
5144 (sse2_ssadd<mode>3): Likewise.
5145 (sse2_usadd<mode>3): Likewise.
5146 (sub<mode>3): Likewise.
5147 (*sub<mode>3): Likewise.
5148 (sse2_sssub<mode>3): Likewise.
5149 (sse2_ussub<mode>3): Likewise.
5151 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5153 * gthr-single.h: Add in required interface elements as per gthr.h.
5154 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5155 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5156 Generalize UNUSED macro.
5157 (__gthread_once): Add.
5158 (__gthread_key_create): Add.
5159 (__gthread_key_delete): Add.
5160 (__gthread_getspecific): Add.
5161 (__gthread_setspecific): Add.
5163 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5166 the same size types for the indirect reference on the rhs, then
5169 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.md
5172 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5173 one insn template instead of template series.
5174 (*xordi_1_rex64): Ditto.
5175 (*xordi_2_rex64): Ditto.
5177 2008-05-05 Ira Rosen <irar@il.ibm.com>
5179 PR tree-optimization/36119
5180 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5183 2008-06-04 Jan Hubicka <jh@suse.cz>
5185 tree-optimization/36100
5186 * tree-pass.h (pass_O0_always_inline): Declare.
5187 * ipa-inline.c (inline_transform): Remove dead code.
5188 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5189 pass_O0_always_inline): New.
5190 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5192 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5194 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5195 mnemonic in this_param move for TARGET_64BIT.
5197 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5199 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5200 (*strmovsi_rex_1): Ditto.
5201 (*strsetsi_1): Ditto.
5202 (*strsetsi_rex_1): Ditto.
5204 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5205 adddicc expanders using SWI mode iterator.
5207 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5213 2008-05-04 David S. Miller <davem@davemloft.net>
5215 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5216 (sparc*-*-linux*): Use linux.h in tm_file.
5217 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5218 compiler defaulting to 32-bit.
5219 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5221 * config/sparc/linux.h: Remove definitions now obtained
5222 properly from linux.h
5223 * config/sparc/linux64.h: Likewise.
5224 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5225 don't want this setting for 32-bit builds in a biarch compiler.
5226 * doc/install.texi: Add sparc-linux to list of targets
5227 supporting --enable-targets=all.
5229 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5231 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5233 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5236 after V4SI_FTYPE_V8HI.
5237 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5238 case V4SI_FTYPE_V2DF.
5240 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5242 * doc/invoke.texi (max-flow-memory-locations): Removed.
5243 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5245 2008-05-03 Richard Guenther <rguenther@suse.de>
5248 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5250 2008-05-02 David S. Miller <davem@davemloft.net>
5252 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5254 2008-05-02 Simon Baldwin <simonb@google.com>
5257 * c-common.h (warn_array_subscript_range): Removed.
5258 * c-common.c (warn_array_subscript_range): Ditto.
5259 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5260 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5262 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5264 * config/i386/i386.c (ix86_special_builtin_type): New.
5265 (bdesc_special_args): Likewise.
5266 (ix86_expand_special_args_builtin): Likewise.
5267 (ix86_init_mmx_sse_builtins): Updated.
5268 (ix86_expand_builtin): Updated.
5269 (ix86_expand_store_builtin): Removed.
5270 (ix86_expand_unop_builtin): Likewise.
5272 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5273 * config/i386/mmintrin.h (__v2sf): Here.
5275 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5277 (_mm_loadl_pi): Likewise.
5278 (_mm_storeh_pi): Replace __v2si with __v2sf.
5279 (_mm_storel_pi): Likewise.
5281 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5282 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5283 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5284 __builtin_ia32_loadlpd.
5286 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5288 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5289 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5290 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5291 (ix86_init_mmx_sse_builtins): Updated.
5292 (ix86_expand_args_builtin): Likewise.
5293 (ix86_expand_builtin): Likewise.
5294 (ix86_expand_unop1_builtin): Renamed to ...
5295 (ix86_expand_unop_vec_merge_builtin): This.
5297 2008-05-01 Jan Hubicka <jh@suse.cz>
5300 * ipa-inline.c (inline_generate_summary): Make static.
5301 (inline_transform): Do not call inlining at -O0; make static.
5302 * passes.c (execute_todo): Add sanity check.
5303 (execute_one_ipa_transform_pass): Execute proper flags.
5305 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5307 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5308 (DECL_NONADDRESSABLE_P): Likewise.
5309 * alias.c (record_component_aliases): Fix comment.
5311 2008-05-01 Simon Baldwin <simonb@google.com>
5313 * c-common.h (warn_array_subscript_range): New function.
5314 * c-common.c (warn_array_subscript_range): Ditto.
5315 * tree-vrp.c (check_array_ref): Corrected code to agree with
5316 comment, ignoring only arrays of size 0 or size 1.
5317 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5319 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5321 * config/i386/i386.c (ix86_builtin_type): Replace
5322 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5323 (bdesc_args): Updated.
5324 (ix86_init_mmx_sse_builtins): Likewise.
5325 (ix86_expand_args_builtin): Likewise.
5327 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5330 * doc/extend.texi: Correct __builtin_ia32_palignr.
5332 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5335 * config/i386/i386.c (bdesc_crc32): Removed.
5336 (ix86_expand_crc32): Likewise.
5337 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5338 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5339 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5340 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5341 UINT_FTYPE_UINT_UCHAR.
5342 (bdesc_args): Updated. Add crc32 builtins.
5343 (ix86_init_mmx_sse_builtins): Updated.
5344 (ix86_expand_args_builtin): Updated to support subreg.
5346 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5348 2008-05-01 Jan Hubicka <jh@suse.cz>
5350 * tree-pass.h (opt_pass): Add IPA_PASS.
5351 (varpool_node, cgraph_node): Forward declare.
5352 (ipa_opt_pass): Define.
5353 (pass_ipa_inline): Turn into ipa_opt_pass.
5354 (pass_apply_inline): Remove.
5355 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5356 (apply_inline): Turn into ....
5357 (inline_transform): ... this one.
5358 (inline_generate_summary): New function.
5359 (pass_apply_inline): Remove.
5360 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5362 (struct function): Add ipa_transforms_to_apply.
5363 * passes.c (register_one_dump_file): Work on IPA_PASS.
5364 (init_optimization_passes): Remove pass_inline_parameters and
5366 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5367 (execute_one_pass) ... here; apply transforms when possible.
5368 (add_ipa_transform_pass, execute_ipa_summary_asses,
5369 execute_one_ipa_transform_pass): New.
5370 (execute_ipa_pass_list): Update for IPA_PASS type.
5372 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5374 * config/i386/i386.c (ix86_builtin_type): Add
5375 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5376 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5377 (bdesc_args): Add SSE4a builtins.
5378 (ix86_init_mmx_sse_builtins): Updated.
5379 (ix86_expand_args_builtin): Likewise.
5380 (ix86_expand_builtin): Likewise.
5382 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386.c (ix86_builtin_type): Add
5385 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5386 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5387 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5388 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5389 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5390 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5391 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5392 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5393 and DI_FTYPE_DI_DI_INT.
5394 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5395 (ix86_init_mmx_sse_builtins): Updated.
5396 (ix86_expand_args_builtin): Likewise.
5397 (ix86_expand_builtin): Likewise.
5398 (ix86_expand_binop_imm_builtin): Removed.
5400 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5402 2008-04-30 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/32921
5405 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5407 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5409 * config/arm/arm.c (arm_unwind_emit): Use
5410 crtl->all_throwers_are_sibcalls instead of
5411 cfun->all_throwers_are_sibcalls.
5412 (arm_output_fn_unwind): Likewise.
5413 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5414 instead of cfun->uses_pic_offset_table.
5415 (frv_expand_prologue): Likewise.
5416 (frv_frame_pointer_required): Likewise.
5417 (frv_expand_fdpic_call): Likewise.
5418 (frv_emit_movsi): Likewise.
5419 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5420 cfun->returns_pcc_struct instead of
5421 current_function_returns_pcc_struct.
5422 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5423 instead of cfun->calls_eh_return.
5424 (m32c_pushm_popm): Likewise.
5425 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5426 "extern" declaration.
5428 2008-04-30 Richard Guenther <rguenther@suse.de>
5430 PR tree-optimization/21636
5431 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5433 (evaluate_stmt): Print the likely value.
5434 (ccp_visit_stmt): Avoid excessive vertical spacing.
5436 2008-04-30 Rafael Espindola <espindola@google.com>
5438 * builtins.c (fold_call_expr): Return realret.
5439 * tree-ssa-threadedge.c
5440 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5441 __builtin_object_size.
5443 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5445 * gcc.c (wrapper_string): New variable.
5446 (insert_wrapper): New function.
5447 (execute): New option -wrapper.
5448 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5450 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5452 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5453 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5454 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5456 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5457 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5458 config/rs6000/e500crtres64gprctr.asm,
5459 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5460 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5461 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5462 config/rs6000/e500crtsav64gprctr.asm,
5463 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5464 config/rs6000/e500crtsavg64gprctr.asm: New files.
5465 * config/rs6000/t-ppccomm: Add build rules for new files.
5466 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5467 * config/rs6000/t-netbsd: Add build rules for new files.
5468 (LIB2FUNCS_STATIC_EXTRA): New variable.
5469 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5470 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5471 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5473 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/i386.c (ix86_builtin_type): Add
5476 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5477 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5478 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5479 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5480 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5481 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5482 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5483 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5484 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5485 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5486 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5487 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5488 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5489 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5490 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5491 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5492 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5493 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5494 V1DI_FTYPE_V2SI_V2SI.
5495 (bdesc_2arg): Moved to ...
5497 (ix86_init_mmx_sse_builtins): Updated.
5498 (ix86_expand_args_builtin): Updated. Take a pointer
5499 to const struct builtin_description. Handle comparison
5501 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5502 (ix86_expand_builtin): Updated.
5504 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5505 (ssse3_pmaddubsw128): This.
5506 (ssse3_pmaddubswv4hi3): Renamed to ...
5507 (ssse3_pmaddubsw): This.
5509 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5510 (__builtin_ia32_packssdw128): Likewise.
5511 (__builtin_ia32_packuswb128): Likewise.
5512 (__builtin_ia32_pmaddubsw): Likewise.
5513 (__builtin_ia32_pmaddubsw128): Likewise.
5515 2008-04-30 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/14847
5518 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5519 (recognize_bits_test): Use it.
5520 (recognize_single_bit_test): Likewise.
5522 2008-04-30 Martin Jambor <mjambor@suse.cz>
5524 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5525 instead of setting number of formal parameters to zero.
5526 (ipcp_init_stage): Do not set the number of actual parameters to zero
5528 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5529 which are called with variable number of arguments.
5530 (ipcp_insert_stage): Explicitely skipping all nodes which are
5531 called with variable number of arguments.
5532 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5533 number of parameters.
5535 * ipa-prop.h (struct ipa_node_params): Added flag
5536 called_with_var_arguments
5537 (ipa_set_param_count): Added. Changed sole setter to use it.
5538 (ipa_get_param_count): Added. All readers of param_count
5539 converted to use it instead.
5540 (ipa_set_called_with_variable_arg): Added.
5541 (ipa_is_called_with_var_arguments): Added.
5542 (ipa_get_ith_param): Added. All readers of param_decls converted
5544 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5546 (ipa_get_cs_argument_count): Added, all readers of argument_count
5548 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5551 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5552 (struct ipcp_lattice): Renamed cval_type to type
5553 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5555 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5556 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5557 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5558 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5559 (build_const_val): Changed the type of parameter cvalue to tree
5560 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5561 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5563 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5566 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5567 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5568 (ipa_add_method): Renamed to ipa_push_func_to_list
5569 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5570 (ipa_callsite_param_count): Removed.
5571 (ipa_callsite_param_count_set): Removed.
5572 (ipa_callsite_param): Removed.
5573 (ipa_callsite_callee): Removed.
5574 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5575 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5576 (ipa_method_formal_count): Removed.
5577 (ipa_method_formal_count_set): Removed.
5578 (ipa_method_get_tree): Removed.
5579 (ipa_method_tree_map_create): Removed.
5580 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5581 (ipa_create_param_decls_array): Creates the array itself
5582 (ipa_create_param_decls_array): Temporary variable info instead of
5584 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5585 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5586 (get_type): Removed.
5587 (ipa_jf_get_info_type): Removed.
5588 (ipa_node_create): Renamed to ipa_create_node_params
5589 (ipa_free): Renamed to ipa_free_all_node_params
5590 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5591 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5592 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5593 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5594 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5595 ipa_free_all_edge_args
5596 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5597 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5598 (ipa_create_methodlist_node): Removed.
5599 (ipa_methodlist_method): Removed.
5600 (ipa_methodlist_method_set): Removed.
5601 (ipa_methodlist_next_method): Removed.
5602 (ipa_methodlist_next_method_set): Removed.
5603 (ipa_method_is_modified): Removed.
5604 (ipa_method_modify_create): Removed.
5605 (ipa_method_modify_init): Temporary variable info instead of a few
5607 (ipa_detect_param_modifications): Temporary variable info instead of
5609 (ipa_compute_jump_functions): Temporary variable info instead of
5611 (ipa_method_modify_set): Removed.
5612 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5613 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5614 than craph_node as the first parameter.
5615 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5616 (ipa_method_modify_init): Removed.
5617 (ipa_compute_jump_functions): Added a temp variable instead of
5618 repeatadly dereferencing the cgraph_edge.aux pointer
5619 (ipa_callsite_param_set_type): Removed.
5620 (ipa_compute_jump_functions): i renamed to index and moved to
5622 (ipa_callsite_param_set_info_type_formal): Removed.
5623 (ipa_callsite_param_set_info_type): Removed.
5624 (ipa_callsite_param_map_create): Removed.
5625 (ipa_callsite_tree): Removed.
5626 (ipa_callsite_caller): Removed.
5627 (ipa_pop_func_from_list): return_method removed to return_func
5629 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5630 prefixed all values with IPA_. Changed all users.
5631 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5632 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5633 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5634 (union parameter_info): Renamed to jump_func_value.
5635 (union jump_func_value): Renamed value to constant
5636 (struct ipa_jump_func): Renamed info_type to value
5637 (struct ipa_node): Renamed to ipa_node_params
5638 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5639 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5640 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5641 (struct ipa_edge): Renamed to ipa_edge_args
5642 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5643 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5644 (struct ipa_methodlist): Renamed to ipa_func_list
5645 (struct ipa_func_list): method_p renamed to node, next_method
5647 (ipa_methodlist_p): Removed, switched all users to struct pointer
5648 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5650 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5652 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5653 (rs6000_emit_epilogue): Use backchain to restore only when we
5654 have a large frame. Make use of frame pointer to restore if we
5655 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5657 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5659 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5660 Add mode to zero_extract.
5661 (sign bit tests peepholes): (Ditto.).
5663 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5665 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5666 Instructions in comments with SSE3.
5667 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5668 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5669 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5670 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5671 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5672 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5673 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5674 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5675 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5676 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5677 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5678 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5679 (bdesc_sse_args): Renamed to ...
5680 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5681 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5682 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5684 (bdesc_1arg): Moved to ...
5686 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5687 Instructions in comments with SSE3.
5688 (ix86_expand_sse_operands_builtin): Renamed to ...
5689 (ix86_expand_args_builtin): This. Updated.
5690 (ix86_expand_unop1_builtin): Update comments.
5691 (ix86_expand_builtin): Updated.
5693 2008-04-29 Richard Guenther <rguenther@suse.de>
5695 PR tree-optimization/36078
5696 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5697 Update virtual SSA form after cleaning up the CFG.
5699 2008-04-29 Richard Guenther <rguenther@suse.de>
5702 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5704 2008-04-29 Richard Guenther <rguenther@suse.de>
5706 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5707 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5708 (compute_flow_insensitive_aliasing): Do not treat
5709 PTR_IS_REF_ALL pointers special.
5710 (get_smt_for): Likewise.
5711 (may_alias_p): Re-structure.
5712 (is_escape_site): A ref-all pointer conversion is not an escape site.
5713 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5714 PTR_IS_REF_ALL pointers special.
5715 * tree-ssa-structalias.h (struct alias_info): Remove
5716 ref_all_symbol_mem_tag field.
5717 (PTR_IS_REF_ALL): Remove.
5719 2008-04-29 Richard Guenther <rguenther@suse.de>
5722 * fold-const.c (extract_muldiv_1): In combining division constants
5723 make sure to never overflow.
5725 2008-04-29 Nick Clifton <nickc@redhat.com>
5727 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5729 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5732 * optc-gen.awk: Work around HP-UX/IA awk bug.
5734 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5736 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5739 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5742 * config/i386/i386.md
5743 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5744 Change operand 1 predicate to nonimmediate_operand.
5746 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5749 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5751 * gengtype.c (walk_type, write_func_for_structure): Handle
5753 * doc/gty.texi: Document chain_circular.
5755 2008-04-28 Richard Guenther <rguenther@suse.de>
5757 PR tree-optimization/36066
5758 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5761 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/i386.md
5765 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5766 Use match_scratch instead of match_operand for operands 3 and 4.
5768 2008-04-27 Richard Guenther <rguenther@suse.de>
5770 PR tree-optimization/18754
5771 PR tree-optimization/34223
5772 * tree-pass.h (pass_complete_unrolli): Declare.
5773 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5774 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5775 Rewrite loop into loop closed SSA form if it is not already.
5776 (tree_unroll_loops_completely): Re-structure to iterate over
5777 innermost loops with intermediate CFG cleanups.
5778 Unroll outermost loops only if requested or the code does not grow
5780 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5781 loops are available.
5782 (tree_vectorize): Instead do so here.
5783 (tree_complete_unroll): Also unroll outermost loops.
5784 (tree_complete_unroll_inner): New function.
5785 (gate_tree_complete_unroll_inner): Likewise.
5786 (pass_complete_unrolli): New pass.
5787 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5788 uses outside of the loop.
5789 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5790 form if it is available.
5791 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5792 * passes.c (init_optimization_passes): Schedule complete inner
5793 loop unrolling pass before the first CCP pass after final inlining.
5795 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5797 * targhooks.h (default_emutls_var_fields,
5798 default_emutls_var_init): Declare.
5799 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5800 * target.h (struct gcc_target): Add struct emutls member.
5801 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5802 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5803 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5804 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5805 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5806 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5807 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5808 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5809 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5810 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5811 emit debug information.
5812 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5813 * varasm.c: Include targhooks.h.
5814 (emutls_object_section, emutls_tmpl_section): New.
5815 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5816 (EMUTLS_SEPARATOR): New.
5818 (get_emutls_object_name): New.
5819 (default_emutls_var_fields): New, broken out of ...
5820 (get_emutls_object_type): ... here. Adjust to use target hooks.
5821 (get_emutls_init_templ_addr): Adjust to use target hooks.
5822 (emutls_decl): Adjust to use target hooks.
5823 (emutls_finish): Likewise.
5824 (default_emutls_var_init): New, broken out of ...
5825 (assemble_variable): ... here. Adjust to use target hooks.
5826 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5828 * c-common.c (handle_section_attribute): Prevent overriding
5829 sections for emulated tls with special sections.
5830 * config/i386/i386.c (x86_64_elf_select_section): Add
5831 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5832 (x86_64_elf_unique_section): Likewise.
5833 * config/vxworks.c: Include tree.h.
5834 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5835 (vxworks_override_options): Set TLS scheme.
5836 * doc/tm.texi (Emulated TLS): New node.
5838 2008-04-26 Simon Baldwin <simonb@google.com>
5841 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5842 with propagated string constants.
5844 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5846 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5847 constraint for operand 2 when operand 0 is memory operand.
5848 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5849 operand 0 is memory operand.
5850 (fix_trunc<mode>_i387_with_temp): Ditto.
5851 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5852 operand 2 when operand 1 is memory operand.
5853 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5854 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5855 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5856 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5857 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5858 operands 2,3 and 4 when operand 1 is memory operand.
5859 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5861 (fistdi2_floor_with_temp): Ditto.
5862 (fist<mode>2_floor_with_temp): Ditto.
5863 (fistdi2_ceil_with_temp): Ditto.
5864 (fist<mode>2_ceil_with_temp): Ditto.
5865 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5867 2008-04-26 David Daney <ddaney@avtrex.com>
5869 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5871 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5872 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5873 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5874 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5875 (compare_and_swap_12): New insn.
5876 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5877 * config/mips/mips.c (mips_force_binary): New function.
5878 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5879 (mips_expand_compare_and_swap_12): New function.
5880 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5882 2008-04-25 Jan Hubicka <jh@suse.cz>
5885 * cfgexpand.c (pass_expand): Turn into RTL pass.
5886 * passes.c (execute_one_pass): Do pass typechecking after execution.
5887 * tree-pass.h (pass_expand): Turn into RTL pass.
5889 * function.h (struct rtl_data): Move here fields
5890 accesses_prior_frames, calls_eh_return, saves_all_registers,
5891 has_nonlocal_goto, has_asm_statement, is_thunk,
5892 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5893 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5894 arg_pointer_save_area_init from struct function; turn into bool.
5895 (struct function): Move
5896 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5897 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5898 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5899 tail_call_emit, arg_pointer_save_area_init
5900 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5901 (current_function_returns_struct, current_function_returns_pcc_struct,
5902 current_function_calls_setjmp, current_function_calls_alloca,
5903 current_function_accesses_prior_frames,
5904 current_function_calls_eh_return, current_function_is_thunk,
5905 current_function_stdarg, current_function_profile,
5906 current_function_limit_stack, current_function_uses_pic_offset_table,
5907 current_function_uses_const_pool, current_function_has_nonlocal_label,
5908 current_function_saves_all_registers,
5909 current_function_has_nonlocal_goto,
5910 current_function_has_asm_statement): Remove accesor macros.
5911 * ra-conflict.c (global_conflicts): Update.
5912 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5913 (suitable_for_tail_call_opt_p): Update.
5914 * builtins.c (expand_builtin_return_addr): Update.
5915 (expand_builtin_setjmp_setup): Update.
5916 (expand_builtin_nonlocal_goto): Update.
5917 * final.c (final_start_function): Update.
5918 (profile_function): Update.
5919 (leaf_function_p): Update.
5920 (only_leaf_regs_used): Update.
5921 * df-scan.c (df_get_exit_block_use_set): Update.
5922 * dojump.c (clear_pending_stack_adjust): Update.
5923 * tree-stdarg.c (gate_optimize_stdarg): Update.
5924 * gimple-low.c (lower_function_body): Update.
5925 * global.c (compute_regsets): Update.
5926 (global_alloc): Update.
5927 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5928 * expr.c (expand_assignment): Update.
5929 * dse.c (dse_step0): Update.
5930 (dse_step1): Update.
5931 * c-decl.c (store_parm_decls): Update.
5932 * local-alloc.c (combine_regs): Update.
5933 (find_free_reg): Update.
5934 * function.c (assign_parms_augmented_arg_list): Update.
5935 (assign_parm_find_data_types): Update.
5936 (assign_parms): Update.
5937 (allocate_struct_function): Update.
5938 (expand_function_start): Update.
5939 (expand_function_end): Update.
5940 (get_arg_pointer_save_area): Update.
5941 (thread_prologue_and_epilogue_insns): Update.
5942 (rest_of_match_asm_constraints): Update.
5943 * stor-layout.c (variable_size): Update.
5944 * gcse.c (gcse_main): Update.
5945 (bypass_jumps): Update.
5946 * gimplify.c (gimplify_function_tree): Update.
5947 * calls.c (emit_call_1): Update.
5948 (expand_call): Update.
5949 * bt-load.c (compute_defs_uses_and_gen): Update.
5950 * except.c (sjlj_assign_call_site_values): Update.
5951 (sjlj_emit_function_enter): Update.
5952 (can_throw_external): Update.
5953 (set_nothrow_function_flags): Update.
5954 (expand_builtin_unwind_init): Update.
5955 (expand_eh_return): Update.
5956 (convert_to_eh_region_ranges): Update.
5957 (output_function_exception_table): Update.
5958 * emit-rtl.c (gen_tmp_stack_mem): Update.
5959 * cfgexpand.c (expand_used_vars): Update.
5960 (tree_expand_cfg): Update.
5961 * cfgcleanup.c (rest_of_handle_jump): Update.
5962 * explow.c (allocate_dynamic_stack_space): Update.
5963 * varasm.c (assemble_start_function): Update.
5964 (force_const_mem): Update.
5965 (mark_constant_pool): Update.
5966 * tree-optimize.c (tree_rest_of_compilation): Update.
5967 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5968 * tree-cfg.c (notice_special_calls): Update.
5969 (is_ctrl_altering_stmt): Update.
5970 (tree_can_make_abnormal_goto): Update.
5971 (tree_purge_dead_abnormal_call_edges): Update.
5972 * config/alpha/predicates.md: Update.
5973 * config/alpha/alpha.c (alpha_sa_mask): Update.
5974 (alpha_sa_size): Update.
5975 (alpha_does_function_need_gp): Update.
5976 (alpha_expand_prologue): Update.
5977 (alpha_start_function): Update.
5978 (alpha_output_function_end_prologue): Update.
5979 (alpha_expand_epilogue): Update.
5980 * config/frv/frv.c (frv_stack_info): Update.
5981 (frv_expand_epilogue): Update.
5982 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5983 (s390_register_info): Update.
5984 (s390_frame_info): Update.
5985 (s390_init_frame_layout): Update.
5986 (s390_can_eliminate): Update.
5987 (save_gprs): Update.
5988 * config/spu/spu.c (spu_split_immediate): Update.
5989 (need_to_save_reg): Update.
5990 (spu_expand_prologue): Update.
5991 (spu_expand_epilogue): Update.
5992 * config/sparc/sparc.md: Update.
5993 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5994 (sparc_tls_got): Update.
5995 (legitimize_pic_address): Update.
5996 (sparc_emit_call_insn): Update.
5997 (sparc_expand_prologue): Update.
5998 (output_return): Update.
5999 (print_operand): Update.
6000 (sparc_function_ok_for_sibcall): Update.
6001 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6002 * config/m32r/m32r.md: Update.
6003 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6004 (m32r_compute_frame_size): Update.
6005 (m32r_expand_prologue): Update.
6006 (m32r_expand_epilogue): Update.
6007 (m32r_legitimize_pic_address): Update.
6008 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6009 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6010 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6012 (ix86_save_reg): Update.
6013 (ix86_compute_frame_layout): Update.
6014 (ix86_expand_prologue): Update.
6015 (ix86_expand_epilogue): Update.
6016 * config/sh/sh.c (output_stack_adjust): Update.
6017 (calc_live_regs): Update.
6018 (sh5_schedule_saves): Update.
6019 (sh_expand_prologue): Update.
6020 (sh_expand_epilogue): Update.
6021 (sh_setup_incoming_varargs): Update.
6022 (sh_allocate_initial_value): Update.
6023 (sh_get_pr_initial_val): Update.
6024 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6025 * config/sh/sh.md (label:): Update.
6026 * config/avr/avr.c (out_movhi_mr_r): Update.
6027 * config/crx/crx.h (enum): Update.
6028 * config/xtensa/xtensa.h (along): Update.
6029 * config/stormy16/stormy16.c Update.
6030 (xstormy16_compute_stack_layout): Update.
6031 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6032 (fr30_expand_prologue): Update.
6033 * config/cris/cris.c (cris_conditional_register_usage): Update.
6034 (cris_reg_saved_in_regsave_area): Update.
6035 (cris_initial_frame_pointer_offset): Update.
6036 (cris_simple_epilogue): Update.
6037 (cris_expand_prologue): Update.
6038 (cris_expand_epilogue): Update.
6039 (cris_expand_pic_call_address): Update.
6040 (cris_asm_output_symbol_ref): Update.
6041 (cris_asm_output_label_ref): Update.
6042 * config/cris/cris.md Update.
6043 * config/iq2000/iq2000.c (compute_frame_size): Update.
6044 (iq2000_expand_epilogue): Update.
6045 * config/mt/mt.h (save_direction): Update.
6046 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6047 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6048 (ia64_secondary_reload_class): Update.
6049 * config/m68k/m68k.c (m68k_save_reg): Update.
6050 (m68k_expand_prologue): Update.
6051 (m68k_expand_epilogue): Update.
6052 (legitimize_pic_address): Update.
6053 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6054 (first_reg_to_save): Update.
6055 (first_altivec_reg_to_save): Update.
6056 (compute_vrsave_mask): Update.
6057 (compute_save_world_info): Update.
6058 (rs6000_stack_info): Update.
6059 (spe_func_has_64bit_regs_p): Update.
6060 (rs6000_ra_ever_killed): Update.
6061 (rs6000_emit_eh_reg_restore): Update.
6062 (rs6000_emit_allocate_stack): Update.
6063 (rs6000_emit_prologue): Update.
6064 (rs6000_emit_epilogue): Update.
6065 (rs6000_output_function_epilogue): Update.
6066 (output_profile_hook): Update.
6067 (rs6000_elf_declare_function_name): Update.
6068 * config/rs6000/rs6000.h (rs6000_args): Update.
6069 * config/rs6000/rs6000.md: Update.
6070 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6071 * config/arc/arc.c (arc_output_function_epilogue): Update.
6072 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6073 * config/darwin.c (machopic_function_base_name): Update.
6074 * config/score/score3.c (score3_compute_frame_size): Update.
6077 (score3_epilogue): Update.
6078 * config/score/score7.c (score7_compute_frame_size): Update.
6079 (score7_prologue): Update.
6080 (score7_epilogue): Update.
6081 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6082 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6083 * config/arm/arm.c (use_return_insn): Update.
6084 (require_pic_register): Update.
6085 (arm_load_pic_register): Update.
6086 (arm_compute_save_reg0_reg12_mask): Update.
6087 (arm_compute_save_reg_mask): Update.
6088 (thumb1_compute_save_reg_mask): Update.
6089 (output_return_instruction): Update.
6090 (arm_output_function_prologue): Update.
6091 (arm_output_epilogue): Update.
6092 (arm_get_frame_offsets): Update.
6093 (arm_expand_prologue): Update.
6094 (thumb_pushpop): Update.
6095 (thumb_exit): Update.
6096 (thumb1_expand_prologue): Update.
6097 (thumb1_expand_epilogue): Update.
6098 (arm_unwind_emit): Update.
6099 (arm_output_fn_unwind): Update.
6100 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6101 * config/arm/arm.md: Update.
6102 * config/pa/pa.md: Update.
6103 * config/pa/pa.c (legitimize_pic_address): Update.
6104 (compute_frame_size): Update.
6105 (hppa_expand_prologue): Update.
6106 (hppa_expand_epilogue): Update.
6107 (borx_reg_operand): Update.
6108 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6109 (HARD_REGNO_RENAME_OK): Update.
6110 * config/mips/mips.c (mips_global_pointer): Update.
6111 (mips_save_reg_p): Update.
6112 (mips_compute_frame_info): Update.
6113 (mips_frame_pointer_required): Update.
6114 (mips_expand_prologue): Update.
6115 (mips_expand_epilogue): Update.
6116 (mips_can_use_return_insn): Update.
6117 (mips_reorg_process_insns): Update.
6118 * config/v850/v850.c (compute_register_save_size): Update.
6119 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6120 * config/mmix/mmix.c (along): Update.
6121 (mmix_expand_epilogue): Update.
6122 * config/bfin/bfin.c (legitimize_pic_address): Update.
6123 (must_save_p): Update.
6124 (stack_frame_needed_p): Update.
6125 (add_to_reg): Update.
6126 (bfin_expand_prologue): Update.
6127 * stmt.c (expand_asm_operands): Update.
6128 * reload1.c (reload): Update.
6129 (init_elim_table): Update.
6131 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6133 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6135 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6138 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6139 (mov<mode>): Removed.
6140 (*movv4sf_internal): Likewise.
6141 (*movv2df_internal): Likewise.
6143 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6145 * config.gcc (crx-*-elf): Remove deprecation.
6147 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6149 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6150 __gcc_deregister_frame with atexit.
6151 (deregister_frame_dtor): Remove.
6153 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6154 Nathan Sidwell <nathan@codesourcery.com>
6156 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6158 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6159 (rs6000_isel): Likewise.
6160 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6161 (rs6000_isel): New variable.
6162 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6164 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6167 * c-common.c (handle_vector_size_attribute): Call
6168 lang_hooks.types.reconstruct_complex_type instead of
6169 reconstruct_complex_type.
6170 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6171 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6172 * langhooks.h (struct lang_hooks_for_types): Add
6173 reconstruct_complex_type hook.
6174 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6175 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6177 2008-04-24 Richard Guenther <rguenther@suse.de>
6179 * c-common.h (check_builtin_function_arguments): Declare.
6180 * c-common.c (validate_nargs): New function.
6181 (check_builtin_function_arguments): Likewise.
6182 * c-typeck.c (build_function_call): Call
6183 check_builtin_function_arguments.
6184 * builtins.c (fold_builtin_classify): Remove error reporting code.
6185 (fold_builtin_unordered_cmp): Likewise.
6186 (fold_builtin_1): Likewise.
6187 (fold_builtin_n): Likewise.
6189 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6191 PR tree-optimization/36008
6192 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6193 the original op1, rather than delta by step.
6195 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6196 Sebastian Pop <sebastian.pop@amd.com>
6198 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6199 eliminate_local_variables_stmt, eliminate_local_variables,
6200 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6201 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6202 of code delimited by two edges in the CFG.
6203 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6204 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6205 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6206 the case of parallelisation of reductions.
6207 (expr_invariant_in_region_p): New.
6209 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6210 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6212 2008-04-24 Ira Rosen <irar@il.ibm.com>
6213 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/36034
6216 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6217 incapable of dealing with loads with gaps.
6219 2008-04-24 Rafael Espindola <espindola@google.com>
6221 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6222 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6223 vrp_evaluate_conditional.
6224 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6225 (vrp_evaluate_conditional): Split the cond argument.
6226 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6227 (simplify_stmt_for_jump_threading): Update call to
6228 vrp_evaluate_conditional.
6230 2008-04-24 Ira Rosen <irar@il.ibm.com>
6232 PR tree-optimization/35982
6233 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6234 interleaved data-refs are of the same type.
6236 2008-04-24 Danny Smith <dannysmith@users.net>
6238 * c-format.c (check_format_info_main): Use strncmp rather than a
6239 magic prefix to handle multichar length specs.
6240 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6241 Don't prefix "I64" and "I32" with '\0'.
6243 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6246 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6247 in registers for -m32 only if stdarg_p (fntype).
6249 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6251 PR rtl-optimization/36006
6252 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6253 temp to op0 in order to avoid invalid rtx sharing.
6255 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6257 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6258 check TREE_INVARIANT.
6259 * tree-gimple.c (is_gimple_address): New.
6260 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6261 * tree-gimple.h (is_gimple_address): New.
6262 * tree.h (decl_address_invariant_p): New.
6263 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6264 (build_string): Likewise.
6265 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6266 (tree_invariant_p_1): Likewise.
6267 (save_expr): Use it.
6268 (tree_invariant_p): New.
6269 (skip_simple_arithmetic): Use it.
6270 (stabilize_reference_1): Use it.
6271 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6273 (build1_stat): Drop code to compute TREE_INVARIANT.
6274 (build2_stat): Drop code to compute TREE_INVARIANT.
6275 (build3_stat): Drop code to compute TREE_INVARIANT.
6276 (build4_stat): Drop code to compute TREE_INVARIANT.
6277 (build5_stat): Drop code to compute TREE_INVARIANT.
6278 (build7_stat): Drop code to compute TREE_INVARIANT.
6279 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6280 * tree.h (struct tree_base): Remove invariant_flag.
6281 (TREE_INVARIANT): Remove.
6282 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6283 (fold_builtin_expect): Check TREE_CONSTANT.
6284 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6285 * c-tree.h (c_expr_to_decl): Drop third parameter.
6286 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6287 (build_c_cast): Don't set TREE_INVARIANT.
6288 (pop_init_level): Don't set TREE_INVARIANT.
6289 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6290 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6292 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6293 (gimplify_addr_expr): Adjust comment.
6294 * tree-mudflap.c (mf_build_string):
6295 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6296 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6297 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6298 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6299 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6300 * langhooks.h (struct lang_hooks): Drop third parameter from
6303 2008-04-23 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/27799
6306 PR tree-optimization/32921
6307 PR tree-optimization/32624
6308 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6309 SMTs aliases and the tag itself into the solution.
6310 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6311 merge the points-to solution back into the SMT aliases.
6312 (may_alias_p): Use alias_set_subset_of instead of
6313 aliases_conflict_p. A pointer which points to
6314 memory with alias set zero may access any variable.
6316 2008-04-23 Richard Guenther <rguenther@suse.de>
6318 * alias.c (alias_set_subset_of): Correctly handle asking
6319 if zero is a subset of an alias set with zero child.
6320 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6321 (compute_flow_insensitive_aliasing): Correctly walk all
6322 pointers. Do not unnecessarily union sets.
6324 2008-04-23 Richard Guenther <rguenther@suse.de>
6327 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6329 2008-04-22 Tomas Bily <tbily@suse.cz>
6331 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6333 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6335 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6336 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6337 * tree-inline.c (estimate_num_insns_1): Likewise.
6338 * varasm.c (const_hash_1, compare_constant, copy_constant)
6339 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6340 * emit-rtl.c (component_ref_for_mem_expr)
6341 (set_mem_attributes_minus_bitpos): Likewise.
6342 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6343 (is_aligning_offset): Likewise.
6344 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6345 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6346 * dojump.c (do_jump): Likewise.
6347 * builtins.c (get_pointer_alignment, get_memory_rtx)
6348 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6349 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6351 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6353 PR rtl-optimization/36017
6354 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6355 expanding the library call.
6357 2008-04-22 Ian Lance Taylor <iant@google.com>
6359 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6362 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6364 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6365 of LR/CTR moves for Power6.
6367 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6370 * passes.c (init_optimization_passes): Remove
6371 pass_fast_rtl_byte_dce.
6373 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6376 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6377 builtin functions to generate faster code.
6378 (_mm_cvtpu16_ps): Ditto.
6379 (_mm_cvtpi32x2_ps): Ditto.
6381 2008-04-22 Nick Clifton <nickc@redhat.com>
6383 * common.opt (ftree-loop-distribution): Add Optimization
6386 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6387 (frv_expand_builtin_va_start): Likewise.
6389 * config/arm/arm.c (thumb_find_work_register): Fix location of
6390 argument register count.
6392 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6394 Support scheduling for ColdFire V1 and V3 microarchitecture.
6395 Improve scheduling of multiplication instructions.
6397 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6398 (mac): New instruction attribute.
6399 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6400 (m68k_sched_mac): New variable.
6401 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6402 Handle cfv1 and cfv3.
6403 (max_insn_size): New static variable.
6404 (struct _sched_ib): New type.
6405 (sched_ib): New static variable.
6406 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6407 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6408 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6410 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6411 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6412 new variables. Update.
6413 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6414 Add modeling of cfv3 instruction buffer. Update.
6415 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6416 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6417 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6418 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6419 a particular reservation applies to.
6420 (type2): Reorganize attribute values. Rename alu to alu_reg,
6421 alu_l to alu, move_l to omove. Join move to alu. Split mul
6423 (cf_ib_*): Simplify description of instruction buffer.
6424 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6425 (cf_mem): Split into cf_mem1 and cf_mem2.
6426 (cf_v2_move_??): Rename to cfv12_alu_??.
6427 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6428 (cf_v2_mul_??): Remove reservations.
6429 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6430 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6431 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6433 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6434 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6435 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6436 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6437 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6438 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6439 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6440 expansions of the above reservations for instructions of sizes
6443 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6445 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6447 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6449 * coverage.c: Include tree-pass.h.
6450 (coverage_counter_alloc): Print da_file_name to the dump file.
6452 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6454 * sbitmap.c (sbitmap_range_empty_p): New function.
6455 * sbitmap.h (sbitmap_range_empty_p): New function.
6456 * bitmap.h: Now includes obstack.h.
6458 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6459 Kenneth Zadeck <zadeck@naturalbridge.com>
6461 * dbgcnt.def (ra_byte_scan): Added.
6462 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6463 when the last hit happens for a counter.
6464 * timevar.def (TV_DF_BYTE_LR): New variable.
6465 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6466 * passes.c (pass_fast_rtl_byte_dce): New pass.
6467 * fwprop.c (update_df): Added mode to call df_ref_create.
6468 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6469 DF_REF_EXTRACT_OFFSET.
6470 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6471 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6473 (df_ref_extract): Added mode field.
6474 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6475 DF_REF_EXTRACT_OFFSET.
6476 (DF_REF_EXTRACT_MODE): New macro.
6477 (df_byte_lr_bb_info): New structure.
6478 (df_print_byte_regset, df_compute_accessed_bytes,
6479 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6480 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6481 df_byte_lr_simulate_uses,
6482 df_byte_lr_simulate_artificial_refs_at_top,
6483 df_byte_lr_simulate_artificial_refs_at_end,
6484 df_compute_accessed_bytes): New function.
6485 (df_ref_create): Add parameter.
6486 (df_byte_lr_get_bb_info): New inline function.
6487 * df-scan.c (df_ref_record, df_uses_record,
6488 df_ref_create_structure): Added mode parameter.
6489 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6490 df_defs_record, df_uses_record, df_get_conditional_uses,
6491 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6492 df_entry_block_defs_collect, df_exit_block_uses_collect):
6493 Added mode parameter to calls to df_ref_record, df_uses_record,
6494 df_ref_create_structure.
6495 (df_ref_equal_p, df_ref_compare): Added test for modes.
6496 (df_ref_create_structure): Added code to set mode. Renamed
6497 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6498 DF_REF_EXTRACT_OFFSET.
6499 * df-core.c (df_print_byte_regset): New function.
6500 * df-byte-scan.c: New file.
6501 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6502 calls to BITMAP_FREE.
6503 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6504 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6505 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6506 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6507 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6508 df_byte_lr_local_compute, df_byte_lr_init,
6509 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6510 df_byte_lr_transfer_function, df_byte_lr_free,
6511 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6512 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6513 df_byte_lr_simulate_uses,
6514 df_byte_lr_simulate_artificial_refs_at_top,
6515 df_byte_lr_simulate_artificial_refs_at_end): New function.
6516 * dce.c (byte_dce_process_block): New function.
6517 (dce_process_block): au is now passed in rather than computed
6518 locally. Changed loops that look at artificial defs to not look
6519 for conditional or partial ones, because there never are any.
6520 (fast_dce): Now is able to drive byte_dce_process_block or
6521 dce_process_block depending on the kind of dce being done.
6522 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6523 (rest_of_handle_fast_byte_dce): New function.
6524 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6525 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6527 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6530 * gcc.h: Added fortran options that take arguments to
6531 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6534 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6536 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6537 scalarization if on the LHS and not a full access.
6539 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6541 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6543 2008-04-18 Rafael Espindola <espindola@google.com>
6545 * tree-vrp.c (find_case_label_index): Fix the binary search.
6546 (find_case_label_range): New.
6547 (vrp_visit_switch_stmt): Use find_case_label_range.
6548 (simplify_switch_using_ranges): Use find_case_label_range.
6550 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6552 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6553 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6555 2008-04-18 Tom Tromey <tromey@redhat.com>
6558 * doc/cpp.texi (Implementation-defined behavior): Mention
6561 2008-04-18 Ian Lance Taylor <iant@google.com>
6563 * fold-const.c (pointer_may_wrap_p): New static function.
6564 (fold_comparison): Add another test for pointer overflow. Use
6565 pointer_may_wrap_p to disable some false positives.
6567 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6569 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6570 (fname_as_string): Match updated cpp_interpret_string prototype.
6571 (fix_string_type): Support char16_t* and char32_t*.
6572 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6573 derivative) nodes. Register as builtin if C++0x.
6574 (c_parse_error): Support CPP_CHAR{16,32}.
6575 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6576 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6577 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6578 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6579 CTI_CHAR32_ARRAY_TYPE>: New elements.
6580 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6581 char32_type_node, signed_char32_type_node, char16_array_type_node,
6582 char32_array_type_node): New defines.
6583 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6584 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6585 (lex_string): Support CPP_STRING{16,32}, match updated
6586 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6587 (lex_charconst): Support CPP_CHAR{16,32}.
6588 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6589 and CPP_STRING{16,32}.
6591 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6594 * aclocal.m4: Regenerate.
6595 * configure: Regenerate.
6597 2008-04-18 Jan Hubicka <jh@suse.cz>
6599 * except.c (dw2_size_of_call_site_table,
6600 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6602 * cgraphbuild.c (build_cgraph_edges): Update.
6603 * tree-pass.h: Update comment.
6604 * final.c (leaf_function_p): Update.
6605 (leaf_renumber_regs): Update.
6606 (rest_of_clean_state): Update.
6607 * omp-low.c (expand_omp_parallel): Update.
6608 * ipa-reference.c (analyze_function): Update.
6609 * reorg.c (find_end_label): Update.
6610 (optimize_skip): Update.
6611 (fill_simple_delay_slots): Update.
6612 (fill_simple_delay_slots): Update.
6613 (make_return_insns): Update.
6614 (dbr_schedule): Update.
6615 * gimple-low.c (record_vars_into): Update.
6616 * cfgbuild.c (make_edges): Update.
6617 * function.c (assign_stack_local): Update.
6618 (assign_parm_adjust_stack_rtl): Update.
6619 (locate_and_pad_parm): Update.
6620 (allocate_struct_function): Do not initialize stack_alignment_needed
6621 and preferred_stack_boundary here.
6622 (stack_protect_prologue): Update.
6623 (stack_protect_epilogue): Update.
6624 (expand_function_start): Initialize stack_alignment_needed,
6625 preferred_stack_boundary and max_jumptable_ents.
6626 (expand_function_end): Update.
6627 (free_after_compilation): Do not NULLify epilogue_delay_list.
6628 * function.h (struct rtl_data): Add stack_protect_guard,
6629 stack_alignment_needed,
6630 preferred_stack_boundary, epilogue_delay_list.
6631 (struct function): Remove value_histograms, stack_alignment_needed,
6632 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6634 unexpanded_var_list, stack_protect_guard.
6635 (current_function_epilogue_delay_list): Remove.
6636 * ipa-type-escape.c (analyze_function): Update.
6637 * gimplify.c (pop_gimplify_context): Update comment.
6638 * calls.c (expand_call): Update.
6639 (emit_library_call_value_1): Update.
6640 * except.c (set_nothrow_function_flags): Update.
6641 * cfgexpand.c (get_decl_align_unit): Update.
6642 (create_stack_guard): Update.
6643 (estimated_stack_frame_size): Update.
6644 (expand_used_vars): Update.
6645 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6646 * explow.c (allocate_dynamic_stack_space): Update.
6647 * tree-ssa-live.c (remove_unused_locals): Update.
6648 * varasm.c (mark_constant_pool): Update.
6649 * tree-inline.c (remap_decls): Update.
6650 (initialize_cfun): Update.
6651 (declare_return_variable): Update.
6652 (inline_forbidden_p): Update.
6653 (expand_call_inline): Update.
6654 (declare_inline_vars): Update.
6655 (tree_function_versioning): Update.
6656 * tree-flow.h (value_histograms): New.
6657 (VALUE_HISTOGRAMS): New macro.
6658 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6660 * tree-cfg.c (set_bb_for_stmt): Update.
6661 (replace_by_duplicate_decl): Update.
6662 (move_block_to_fn): Update.
6663 (new_label_mapper): Update.
6664 (dump_function_to_file): Update.
6665 * ipa-struct-reorg.c (build_data_structure): Update.
6666 * cfgrtl.c (print_rtl_with_bb): Update.
6667 * reload1.c (reload): Update.
6669 * config/i386/i386.c (setup_incoming_varargs_64,
6670 ix86_compute_frame_layout): Update.
6671 * config/arc/arc.c (arc_output_function_epilogue): Update.
6673 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6675 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6676 for FreeBSD as well.
6677 * gthr-posix95.h: Likewise.
6679 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6681 PR rtl-optimization/35838
6682 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6683 out the byte offset of the first subreg.
6685 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6687 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6688 to split_ti instead of three separate calls with single member arrays.
6689 (subti3 splitter): Ditto.
6690 (adddi3 splitter): Ditto with split_di.
6691 (subdi3 splitter): Ditto.
6692 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6693 two separate calls with single member arrays. Swap match_dup
6694 operands 1 and 2 to better fit into the array.
6695 (negdi2 splitter): Ditto with split_di.
6696 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6697 two separate calls with single member arrays. Swap match_dup operands
6698 6 and 7 to better fit into the array.
6700 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/i386/i386.c (sse_builtin_type): New.
6703 (bdesc_sse_args): Likewise.
6704 (bdesc_sse_3arg): Removed.
6705 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6706 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6707 IX86_BUILTIN_ROUNDPS.
6708 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6709 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6710 IX86_BUILTIN_ROUNDPS.
6711 (ix86_expand_sse_4_operands_builtin): Removed.
6712 (ix86_expand_sse_operands_builtin): New.
6713 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6714 and CODE_FOR_sse4_1_roundps.
6715 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6716 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6718 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6721 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6722 regs before frame pop when needed. If use_backchain_to_restore_sp
6723 then load backchain into a temp reg to restore vr and vrsave. Add
6724 code to restore vr after frame pop if possible.
6726 2008-04-17 Richard Guenther <rguenther@suse.de>
6728 * tree-vn.c (expressions_equal_p): Do not check type
6729 equality or compatibility before calling operand_equal_p.
6730 * fold-const.c (operand_equal_p): Check equivalence of
6731 integer constants before bailing out due to signedness or
6732 precision differences.
6733 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6734 spurious differences in type qualification. Ignore types
6735 for COMPONENT_REFs at all.
6737 2008-04-17 Christian Bruel <christian.bruel@st.com>
6739 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6740 msw_skip comparison.
6742 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6745 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6748 PR tree-optimization/35899
6749 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6750 rather than TREE_OPERAND.
6752 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6755 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6756 temporary registers. Change operand predicate to general_operand.
6757 (remainderxf3): Ditto.
6759 2008-04-16 Richard Guenther <rguenther@suse.de>
6761 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6762 * tree-affine.c (aff_combination_expand): Look through some
6765 2008-04-15 Doug Kwan <dougkwan@google.com>
6767 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6769 * tree-pretty-print.c (dump_generic_node): Ditto.
6770 * final.c (output_addr_const): Ditto.
6771 * dwarf2out.c (output_cfi): Ditto.
6772 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6773 * print-rtl.c (print_rtx): Ditto.
6774 * print-tree.c (print_node_brief, print_node): Ditto.
6775 * c-common.c (match_case_to_enum_1): Ditto.
6776 * sched-vis.c (print_value): Ditto.
6777 * config/i386/i386.c (print_operand): Cast to long unsigned int
6780 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6781 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6782 MS Windows VirtualProtect function.
6784 2008-04-15 Jan Hubicka <jh@suse.cz>
6786 * gengtype.c (write_root): Param_is argument is OK.
6787 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6788 * function.h: Include varray.h
6789 (rtl_eh): New stucture based on except.c one.
6790 (call_site_record): New forward declaration and vector type.
6791 * calls.c (emit_call_1): Do not call
6792 note_current_region_may_contain_throw.
6793 * except.c (eh_status): Remove cur_region, try_region since they are
6795 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6796 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6797 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6798 Remove call_site_data_used, call_site_data_size.
6799 Turn call_site_record into vector in function.h.
6800 (note_current_region_may_contain_throw): Remove.
6801 (get_exception_pointer, get_exception_filter): Do not take struct
6802 function argument; update.
6803 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6804 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6805 build_post_landing_pads, dw2_build_landing_pads,
6806 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6807 sjlj_emit_function_enter, sjlj_emit_function_enter,
6808 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6809 sjlj_build_landing_pads, finish_eh_generation,
6810 remove_exception_handler_label, remove_eh_handler,
6811 maybe_remove_eh_handler, add_reachable_handler,
6812 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6813 add_action_record, collect_one_action_chain, add_call_site,
6814 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6815 sjlj_output_call_site_table, output_function_exception_table,
6816 * except.h (note_current_region_may_contain_throw): Remove
6817 (get_exception_pointer, get_exception_filter): Do not take struct
6819 * Makefile.in (GTFILES): Put varargs before struct function.
6821 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6823 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6824 punt for STRING_CST.
6825 (get_constraint_for): Deal with STRING_CST here instead.
6827 2008-04-15 Richard Guenther <rguenther@suse.de>
6829 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6830 statements in a basic-block with a backward walk. Do not
6831 substitute into dead statements but instead remove those.
6833 2008-04-15 Richard Guenther <rguenther@suse.de>
6835 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6836 to zero, thus disable creation of SFTs.
6838 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6840 * tree-predcom.c (suitable_reference_p): Return false if the
6841 reference can throw.
6843 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6846 * c-decl.c (finish_decl): If extern or static var has variable
6847 size, set TREE_TYPE (decl) to error_mark_node.
6849 2008-04-15 Rafael Espindola <espindola@google.com>
6851 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6854 2008-04-15 Richard Guenther <rguenther@suse.de>
6856 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6857 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6858 (visit_reference_op_load): Do walk vuse-vdef chains on
6859 vn_reference_lookup.
6860 (visit_reference_op_store): But do not here.
6861 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6862 vn_reference_lookup.
6863 (vn_lookup_with_vuses): But do so here.
6865 2008-04-14 Ian Lance Taylor <iant@google.com>
6867 * fold-const.c (fold_overflow_warning): Remove assertion.
6869 2008-04-15 Ben Elliston <bje@au.ibm.com>
6871 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6872 temp1 local variables.
6874 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6877 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6878 ".text.unlikely" section as executable.
6880 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6882 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6883 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6884 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6885 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6886 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6887 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6888 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6890 2008-04-14 Ian Lance Taylor <iant@google.com>
6892 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6893 * fold-const.c (fold_comparison): If appropriate, test
6894 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6895 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6896 reassociating a pointer type.
6897 * doc/invoke.texi (Optimize Options): Document that
6898 -fstrict-overflow applies to pointer wraparound.
6900 2008-04-13 Jan Hubicka <jh@suse.cz>
6902 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6904 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6906 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6907 we are going to "save the world".
6909 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6911 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6912 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6913 operand 0 constraint, not "=".
6915 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6917 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6919 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6921 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6922 of size of positions_needed * CHAR_BIT.
6924 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6927 * dse.c (store_info): Change positions_needed to unsigned
6929 (lowpart_bitmask): New.
6930 (record_store): Cast to unsigned HOST_WIDE_INT for
6931 positions_needed. Assert width <= size of positions_needed *
6932 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6933 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6934 lowpart_bitmask to set mask.
6936 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6938 * config/bfin/constraints.md: New file.
6939 * config/bfin/bfin.md: Include it.
6940 (adddi3): Use satisfies_constraint functions instead of the old macros.
6941 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6942 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6943 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6944 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6945 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6946 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6947 EXTRA_CONSTRAINT): Delete.
6948 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6949 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6951 * config/bfin/bfin.c: Include "tm-constrs.h".
6952 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6953 Use satisfies_constraint functions instead of the old macros.
6954 * doc/md.texi (Blackfin Constraints): Update file name reference.
6956 2008-04-11 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/35869
6959 * tree-vrp.c (execute_vrp): Move switch statement update after
6960 jump threading. Schedule another cfg cleanup run.
6962 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6965 * attribs.c (decl_attributes): Return early on errorneous node.
6967 2008-04-10 Oleg Ryjkov <olegr@google.com>
6969 * tree.h (struct tree_base): Added a new flag default_def_flag.
6970 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6972 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6974 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6976 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6979 * pa.md: Define mode iterator P. Define mode attribute dwc.
6980 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6981 (icacheflush): Likewise.
6982 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6983 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6985 2008-04-11 Ben Elliston <bje@au.ibm.com>
6987 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6989 2008-04-10 Rafael Espindola <espindola@google.com>
6991 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6992 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6993 (extract_range_from_expr): The same.
6995 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6997 * config/mips/mips.md (GPR2): New mode iterator.
6999 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7000 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7001 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7002 Rewrite these to take two modes, the mode of comparison and the
7003 mode of the destination.
7004 * config/mips/mips.c (mips_expand_scc): Instead of having
7005 paradoxical subreg as destination, expand "narrowing" scc if mode
7006 of comparison is SI and target is requested in DI mode.
7007 (mips_emit_int_order_test): Update comment. Make mode of
7008 comparison match CMP0 rather than TARGET. When creating inverse
7009 target use mode of TARGET.
7011 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7013 * gcov-dump.c (tag_summary): Only print summaries for the first
7014 GCOV_COUNTERS_SUMMABLE counters.
7016 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/i386.md (absneg): New code iterator.
7019 (absnegprefix): New code attribute.
7020 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7021 patterns using absneg code iterator.
7022 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7023 using absneg code iterator.
7024 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7025 *neg<mode>2 patterns using absneg code iterator.
7026 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7027 *negextendsfdf2 patterns using absneg code iterator.
7028 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7029 *negextendsfxf2 patterns using absneg code iterator.
7030 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7031 *negextendsfdf2 patterns using absneg code iterator.
7032 * config/i386/sse.md (<code><mode>2): Macroize expander from
7033 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7035 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7037 * config/s390/s390.h: Remove the remains of the recent search
7038 & replace action of current_function_outgoing_args_size.
7040 2008-04-10 Ira Rosen <irar@il.ibm.com>
7042 PR tree-optimization/35821
7043 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7044 NEW_STMT_LIST is not NULL.
7046 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7049 * toplev.c (process_options): Remove -ffunction-sections debugging
7052 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7054 PR middle-end/PR28690
7055 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7056 than gen_rtx_fmt_ee to perform more canonicalizations.
7058 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7061 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7063 2008-04-09 Richard Guenther <rguenther@suse.de>
7065 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7066 (dump_function_to_file): Dump function arguments with types.
7068 2008-04-08 Richard Guenther <rguenther@suse.de>
7070 * fold-const.c (fold_widened_comparison): Do not allow
7071 sign-changes that change the result.
7073 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7076 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7077 kinds of indirect references.
7079 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7081 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7082 GNU Fortran language string.
7084 2008-04-08 Rafael Espindola <espindola@google.com>
7086 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7087 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7088 * tree.h (tree_call_nonnegative_warnv_p): New.
7090 2008-04-08 Jan Hubicka <jh@suse.cz>
7092 * function.c (free_after_compilation): Clear out regno_reg_rtx
7095 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7098 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7100 PR middle-end/PR28690
7101 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7102 same precedence as REG_POINTER and MEM_POINTER operands.
7104 2008-04-08 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7108 for adding index to base.
7110 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7112 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7113 (MINGW_ENABLE_EXECUTE_STACK): New.
7114 (IN_LIBGCC2): For libgcc include windows.h file for
7115 function declarations.
7117 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7119 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7120 and tem2 if tem1 is not a REG or MULT.
7122 2008-04-08 Jan Hubicka <jh@suse.cz>
7124 * function.h (incomming_args): Break out of struct function.
7125 (function_subsections): Break out of struct function.
7126 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7127 return_rtx and hard_reg_initial_vals from struct function.
7128 Kill inl_max_label_num.
7129 (current_function_pops_args, current_function_args_info,
7130 current_function_args_size, current_function_args_size,
7131 current_function_pretend_args_size,
7132 current_function_outgoing_args_size,
7133 current_function_internal_arg_pointer, current_function_return_rtx):
7134 Kill compatibility accestor macros.
7135 * builtins.c (expand_builtin_apply_args_1): Update.
7136 (expand_builtin_next_arg): Update.
7137 * df-scan.c (df_get_call_refs): Update.
7138 * dbxout.c (dbxout_function_end): Update.
7139 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7140 (output_line_info): Update.
7141 (secname_for_decl): Update.
7142 (dwarf2out_var_location): Update.
7143 * function.c (free_after_compilation): Update.
7144 (assign_parm_find_stack_rtl): Update.
7145 (assign_parms): Update.
7146 (expand_dummy_function_end): Update.
7147 (expand_function_end): Update.
7148 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7149 (expand_call): Update.
7150 (emit_library_call_value_1): Update.
7151 (store_one_arg): Update.
7152 * varasm.c (initialize_cold_section_name): Update.
7153 (unlikely_text_section): Update.
7154 (unlikely_text_section_p): Update.
7155 (assemble_start_function): Update.
7156 (assemble_end_function): Update.
7157 (default_section_type_flags): Update.
7158 (switch_to_section): Update.
7159 * integrate.c (set_decl_abstract_flags): Update.
7160 (get_hard_reg_initial_val): Update.
7161 (has_hard_reg_initial_val): Update.
7162 (allocate_initial_values): Update.
7163 * resource.c (init_resource_info): Update.
7164 * config/alpha/alpha.c (NUM_ARGS): Update.
7165 (direct_return): Update.
7166 (alpha_va_start): Update.
7167 (alpha_sa_size): Update.
7168 (alpha_initial_elimination_offset): Update.
7169 (alpha_expand_prologue): Update.
7170 (alpha_start_function): Update.
7171 (alpha_expand_epilogue): Update.
7172 (unicosmk_initial_elimination_offset):
7173 * config/alpha/alpha.md (call expander): Update.
7174 * config/s390/s390.c (s390_register_info): Update.
7175 (s390_register_info): Update.
7176 (s390_frame_info): Update.
7177 (s390_initial_elimination_offset): Update.
7178 (s390_build_builtin_va_list): Update.
7179 (s390_va_start): Update.
7180 * config/spu/spu.c (direct_return): Update.
7181 (spu_expand_prologue): Update.
7182 (spu_initial_elimination_offset): Update.
7183 (spu_build_builtin_va_list): Update.
7184 (spu_va_start): Update.
7185 * config/sparc/sparc.c (sparc_init_modes): Update.
7186 (sparc_compute_frame_size): Update.
7187 (function_value): Update.
7188 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7189 * config/i386/i386.md (return expander): Update.
7190 * config/i386/i386.c (ix86_va_start): Update.
7191 (ix86_can_use_return_insn_p): Update.
7192 (ix86_compute_frame_layout): Update.
7193 (ix86_expand_epilogue): Update.
7194 * config/sh/sh.c (output_stack_adjust): Update.
7195 (calc_live_regs): Update.
7196 (sh_expand_prologue): Update.
7197 (sh_builtin_saveregs): Update.
7198 (sh_va_start): Update.
7199 (initial_elimination_offset): Update.
7200 (sh_allocate_initial_value): Update.
7201 (sh_function_ok_for_sibcall): Update.
7202 (sh_get_pr_initial_val): Update.
7203 * config/sh/sh.md (return expander): Update.
7204 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7205 * config/crx/crx.c (crx_compute_frame): UPdate.
7206 (crx_initial_elimination_offset): UPdate.
7207 * config/xtensa/xtensa.c (compute_frame_size): Update
7208 (xtensa_builtin_saveregs): Update.
7209 (xtensa_va_start): Update.
7210 (order_regs_for_local_alloc): Update.
7211 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7212 (xstormy16_expand_builtin_va_start): Update.
7213 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7214 * config/m68hc11/m68hc11.md (return expanders): Update.
7215 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7216 (expand_epilogue): Update.
7217 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7218 (cris_simple_epilogue): Update.
7219 (cris_expand_prologue): Update.
7220 (cris_expand_epilogue): Update.
7221 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7222 (compute_frame_size): Update.
7223 * config/mt/mt.c (mt_compute_frame_size): Update.
7224 * config/mn10300/mn10300.c (expand_prologue): Update.
7225 (expand_epilogue): Update.
7226 (initial_offset): Update.
7227 (mn10300_builtin_saveregs):
7228 * config/mn10300/mn10300.md (return expander): Update.
7229 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7230 (ia64_initial_elimination_offset): Update.
7231 (ia64_initial_elimination_offset): Update.
7232 (ia64_expand_prologue): Update.
7233 * config/m68k/m68k.md (return expander): Update.
7234 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7235 (rs6000_stack_info): Update.
7236 * config/mcore/mcore.c (layout_mcore_frame): Update.
7237 (mcore_expand_prolog): Update.
7238 * config/arc/arc.c (arc_compute_frame_size): Update.
7239 * config/score/score3.c (score3_compute_frame_size): Update.
7240 * config/score/score7.c (score7_compute_frame_size): Update.
7241 * config/arm/arm.c (use_return_insn): Update.
7242 (thumb_find_work_register): Update.
7243 (arm_compute_save_reg_mask): Update.
7244 (arm_output_function_prologue): Update.
7245 (arm_output_epilogue): Update.
7246 (arm_size_return_regs): Update.
7247 (arm_get_frame_offsets): Update.
7248 (arm_expand_prologue): Update.
7249 (thumb_exit): Update.
7250 (thumb_unexpanded_epilogue): Update.
7251 (thumb1_output_function_prologue): Update.
7252 * config/pa/pa.md (return expander): Update.
7253 * config/pa/pa.c (compute_frame_size): Update.
7254 (hppa_builtin_saveregs): Update.
7255 * config/mips/mips.c (mips_va_start): Update.
7256 (mips16_build_function_stub): Update.
7257 (mips_compute_frame_info): Update.
7258 (mips_restore_gp): Update.
7259 (mips_output_function_prologue): Update.
7260 (mips_expand_prologue): Update.
7261 * config/v850/v850.c (compute_frame_size): Update.
7262 (expand_prologue): * config/mmix/mmix.c (along): update.
7263 (mmix_initial_elimination_offset): update.
7264 (mmix_reorg): update.
7265 (mmix_use_simple_return): update.
7266 (mmix_expand_prologue): update.
7267 (mmix_expand_epilogue): Update.
7268 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7269 (emit_link_insn): Update.
7271 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7273 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7274 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7276 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7279 2008-04-07 Jan Hubicka <jh@suse.cz>
7281 * function.h (rtl): Rename to x_rtl.
7283 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7284 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7285 used_temp_slots avail_temp_slots, temp_slot_level,
7286 nonlocal_goto_handler_labels): Update accesstors.
7287 (rtl): New global variable.
7288 (struct function): Move some fileds to rtl_data.
7289 (get_arg_pointer_save_area): Update prototype.
7290 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7291 get_arg_pointer_save_area.
7292 * expr.c (init_expr): Update
7293 * function.c (get_frame_size): Update
7294 (assign_stack_local): Update
7295 (expand_function_end): Update.
7296 (get_art_pointer_save_area): Update
7298 * emit-rtl.c (rtl): Declare.
7299 (regno_reg_rtx): Declare.
7300 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7302 (gen_reg_rtx): Update.
7303 * varasm.c (n_deferred_constatns): Update accestor.
7304 (init_varasm_status): Do not allocate varasm_status.
7305 (force_const_mem, get_pool_size, output_constant_pool): Update.
7306 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7307 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7308 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7309 * sparc/sparc.h (INIT_EXPANDERS): Update.
7310 * ia64/ia64.h (INIT_EXPANDERS): Update.
7312 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7314 * reload.c (push_secondary_reload): Add missing break to for loop.
7316 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7318 PR middle-end/PR28690
7319 * rtlanal.c: Update copyright years.
7320 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7321 as REG_POINTER and MEM_POINTER operands.
7322 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7323 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7324 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7325 * gcse.c: Update copyright years.
7326 (pre_delete): Call gen_reg_rtx_and_attrs.
7327 (hoist_code): Likewise.
7328 (build_store_vectors): Likewise.
7329 (delete_store): Likewise.
7330 * loop-invariant.c (move_invariant_reg): Likewise.
7331 Update copyright years.
7333 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7336 control string instead of quoted.
7338 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7340 * doc/rtl.texi: Rewrite of subreg section.
7342 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7345 * config/i386/i386.c (legitimize_pic_address): Add treating
7346 of dllimport SYM_REF's.
7347 (legitimize_dllimport_symbol): Add prototype.
7349 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7351 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7352 reference in constructor with non self-referential type.
7354 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7356 Removal of Return with Depressed Stack Pointer support
7357 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7358 (ECF_SP_DEPRESSED): Likewise.
7359 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7360 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7361 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7362 (expand_call): Do not test ECF_SP_DEPRESSED.
7363 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7364 * function.c (keep_stack_depressed): Delete.
7365 (handle_epilogue_set): Likewise.
7366 (update_epilogue_consts): Likewise.
7367 (emit_equiv_load): Likewise.
7368 (thread_prologue_and_epilogue_insns): Remove support for Return with
7369 Depressed Stack Pointer.
7370 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7372 2008-04-06 Richard Guenther <rguenther@suse.de>
7374 PR tree-optimization/35400
7375 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7376 information from SSA_NAMEs.
7378 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7380 * config/avr/avr.h (avr_mega_p): Remove declaration.
7381 (AVR_MEGA): Remove macro.
7382 * config/avr/avr.c (avr_mega_p): Remove variable.
7383 (avr_override_options): Remove inicializion of avr_mega_p.
7384 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7385 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7386 (avr_jump_mode): (Ditto.).
7387 (avr_output_progmem_section_asm_op): (Ditto.).
7388 (avr_asm_init_sections): (Ditto.).
7389 (avr_asm_init_sections): (Ditto.).
7390 (avr_rtx_costs): (Ditto.).
7391 * config/avr/avr.md: (Ditto.).
7392 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7395 2008-04-06 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/35842
7398 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7399 is_gimple_invariant_address.
7401 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7403 * gcc.c (default_compilers): Sync Fortran extensions list with
7404 that in fortran/lang-specs.h.
7405 * doc/invoke.texi: Likewise.
7406 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7407 * dwarf2out.c (gen_compile_unit_die): Likewise.
7409 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7411 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7413 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7416 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7417 attribute is used for nested functions.
7419 2008-04-05 Jan Hubicka <jh@suse.cz>
7421 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7423 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7425 (dump_files): Update.
7426 (enable_rtl_dump_file): Do not accept letter argument.
7427 * tree-pass.h (dump_file_info): Remove letter argument.
7428 * toplev.c (decode_d_option): Update -da handling.
7429 * toplev.h (enable_rtl_dump_file): Update prototype.
7430 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7431 it out based on pass type.
7432 (register_dump_files_1): Likewise.
7433 (init_optimization_passes): Update register_one_dump_file calls.
7434 (execute_one_pass): Sanity check that IPA passes are called at IPA
7435 level and RTL passes at RTL level.
7436 (execute_pass_list): IPA pass can not be after or subpass of
7438 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7439 disallov RTL subpasses of IPA subpasses.
7441 2008-04-05 Ben Elliston <bje@au.ibm.com>
7443 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7444 builtins that return exactly once and do not throw. Cache call to
7447 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7449 PR rtl-optimization/34916
7451 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7452 between instruction pairs.
7454 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7456 * doc/invoke.texi: Document -mbitops for SH.
7457 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7458 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7459 * config/sh/sh.c (print_operand): Add %t operand code.
7460 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7461 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7462 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7463 (extendqihi2): Likewise.
7464 (movqi_i): Likewise.
7465 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7466 (extv): Use bld instruction for SH2A if possible.
7468 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7469 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7470 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7471 (bset.b, bclr.b): Define peepholes.
7472 * config/sh/sh.opt (mbitops): New option.
7474 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7477 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7478 and view convert expression.
7480 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7483 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7485 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7487 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7489 * config/i386/cpuid.h (bit_AES): New.
7490 (bit_PCLMUL): Likewise.
7492 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7493 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7494 SSE2 if AES or PCLMUL is enabled.
7495 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7496 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7497 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7498 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7499 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7500 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7501 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7502 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7503 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7504 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7505 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7506 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7507 __builtin_ia32_aeskeygenassist128 and
7508 __builtin_ia32_pclmulqdq128.
7509 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7510 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7511 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7513 * config/i386/i386.h (TARGET_AES): New.
7514 (TARGET_PCLMUL): Likewise.
7515 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7517 * config/i386/i386.md (UNSPEC_AESENC): New.
7518 (UNSPEC_AESENCLAST): Likewise.
7519 (UNSPEC_AESDEC): Likewise.
7520 (UNSPEC_AESDECLAST): Likewise.
7521 (UNSPEC_AESIMC): Likewise.
7522 (UNSPEC_AESKEYGENASSIST): Likewise.
7523 (UNSPEC_PCLMUL): Likewise.
7525 * config/i386/i386.opt (maes): New.
7526 (mpclmul): Likewise.
7528 * config/i386/sse.md (aesenc): New pattern.
7529 (aesenclast): Likewise.
7531 (aesdeclast): Likewise.
7533 (aeskeygenassist): Likewise.
7534 (pclmulqdq): Likewise.
7536 * config/i386/wmmintrin.h: New.
7538 * doc/extend.texi: Document AES and PCLMUL built-in function.
7540 * doc/invoke.texi: Document -maes and -mpclmul.
7542 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7544 * function.c (free_after_parsing): Replace with
7545 cxx_push_function_context from C++ front-end.
7546 (allocate_struct_function): Don't call langhook.
7547 * langhooks.h (struct lang_hooks_for_functions): Delete.
7548 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7550 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7551 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7552 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7553 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7554 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7555 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7556 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7558 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7559 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7561 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7564 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7567 2008-04-04 Richard Guenther <rguenther@suse.de>
7570 * fold-const.c (optimize_minmax_comparison): Use the correct
7571 type for the constant in the simplified comparison.
7573 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7575 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7576 Pass L2 size as "--param l2-cache-size" to the compiler.
7577 (decode_l2_cache): New function to decode L2 cache parameters using
7578 0x8000006 extended cpuid function.
7579 (detect_caches_amd): Determine parameters of L2 cache using
7580 decode_l2_caches function.
7581 (decode_caches_intel): Decode L2 cache parameters.
7582 (detect_caches_intel): Determine L2 cache parameters using
7583 decode_caches_intel and decode_l2_caches functions.
7585 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7587 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7588 secondary input reload for subword loads from the constant pool.
7590 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7593 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7594 constants of the appropriate size for runtime calculations.
7597 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7598 decimal-float literal constant zero.
7600 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7603 * c-parser.c (c_parser_omp_atomic): Call
7604 default_function_array_conversion on the RHS.
7607 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7608 call is_variable_sized if decl has incomplete type.
7610 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7614 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7616 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7618 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7619 (sgt<u>): Merge sgt and sgtu into new expander.
7620 (sgt, sgtu): Remove expanders.
7621 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7622 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7623 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7624 *sgtu_<mode>_mips16 into new pattern.
7625 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7626 (sge<u>): Merge sge and sgeu into new expander.
7627 (sge, sgeu): Remove expanders.
7628 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7630 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7631 (slt<u>): Merge slt and sltu into new expander.
7632 (slt, sltu): Remove expanders.
7633 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7634 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7635 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7636 *sltu_<mode>_mips16 into new pattern.
7637 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7638 (sle<u>): Merge sle and sleu into new expander.
7639 (sle, sleu): Remove expanders.
7640 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7641 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7642 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7643 *sleu_<mode>_mips16 into new pattern.
7644 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7646 2008-04-03 Jan Hubicka <jh@suse.cz>
7648 PR tree-optimization/35795
7649 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7650 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7651 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7652 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7653 * score/score3.c (score3_output_mi_thunk): Likewise.
7654 * score/score7.c (score7_output_mi_thunk): Likewise.
7655 * mips/mips.c (mips_output_mi_thunk): Likewise.
7657 2008-04-03 Richard Guenther <rguenther@suse.de>
7659 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7660 conversions. Simplify code.
7662 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7664 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7666 2008-04-03 Tom Tromey <tromey@redhat.com>
7667 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7669 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7670 * config/bfin/t-bfin-linux (generated_files): Add
7671 linux-sysroot-suffix.h.
7672 * doc/install.texi (Prerequisites): Require make 3.80.
7673 * doc/sourcebuild.texi (Front End Directory): Document new
7675 * Makefile.in (generated_files): New variable.
7676 (ALL_HOST_OBJS): New variable.
7677 ($(ALL_HOST_OBJS)): New target.
7679 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7681 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7682 (remap_block): Call id->transform_lang_insert_block instead
7684 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7685 Set id.transform_lang_insert_block to NULL.
7686 (clone_body): Move to cp/optimize.c
7687 * tree-inline.h (struct copy_body_data): Change
7688 transform_lang_insert_block to function pointer.
7689 (copy_generic_body, copy_decl_no_change): Export.
7690 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7691 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7692 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7694 * c-tree.h (insert_block): Kill.
7695 * c-decl.c (insert_block): Kill.
7697 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7699 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7700 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7701 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7703 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7704 argument, call {push,pop}_function_context from here.
7705 * c-parser.c: Use c_{push,pop}_function_context.
7707 * function.c (push_function_context_to): Move meat ...
7708 (push_function_context): ... here. Simplify.
7709 * function.c (pop_function_context_from): Move meat ...
7710 (pop_function_context): ... here. Simplify.
7711 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7713 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7714 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7715 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7716 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7718 2008-04-03 Ben Elliston <bje@au.ibm.com>
7720 * expmed.c (extract_force_align_mem_bit_field): Remove.
7722 2008-04-03 Richard Guenther <rguenther@suse.de>
7725 * expr.h (try_casesi): Adjust prototype.
7726 * expr.c (try_casesi): Take fallback label as extra parameter.
7727 Use that for gen_casesi if default_label is NULL.
7728 * stmt.c (expand_case): Pass fallback label to try_casesi,
7729 make sure to fill gaps with a fallback label if default_label
7732 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7735 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7737 2008-04-03 Ben Elliston <bje@au.ibm.com>
7739 * expmed.c (extract_split_bit_field): Remove if (0) code.
7740 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7741 (do_ds_constraint): Likewise.
7743 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7745 * doc/cppopts.texi (-dU): Document.
7746 * c-common.h (flag_dump_macros): Update comment.
7747 * c-opts.c (handle_OPT_d): Handle -dU.
7748 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7749 dump_queued_macros, cb_used_define, cb_used_undef): New.
7750 (init_pp_output): Handle -dU.
7751 (cb_line_change): Call dump_queued_macros.
7752 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7754 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7756 * config/avr/predicates.md (io_address_operand): New predicate.
7757 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7758 * config/avr/avr.c (avr_io_address_p): Remove function.
7759 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7760 'avr_io_address_p' function.
7761 (out_movhi_r_mr): (Ditto.).
7762 (out_movqi_mr_r): (Ditto.).
7763 (out_movhi_mr_r): (Ditto.).
7764 (avr_address_cost): (Ditto.).
7766 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7769 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7770 in 32bit mode when XMM registers are available to avoid store
7772 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7773 corresponding post-reload splitters.
7775 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7777 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7778 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7779 __builtin_ia32_roundss.
7780 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7781 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7782 __builtin_ia32_roundss.
7783 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7784 IX86_BUILTIN_SHUFPD here.
7786 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7788 * config/i386/i386.md (plogic): New.
7789 (plogicprefix): Likewise.
7791 * config/i386/mmx.md (mmx_<code><mode>3): New.
7792 (mmx_and<mode>3): Removed.
7793 (mmx_ior<mode>3): Likewise.
7794 (mmx_xor<mode>3): Likewise.
7796 * config/i386/sse.md (<code><mode>3): New.
7797 (*<code><mode>3): Likewise.
7798 (*<code><mode>3): Likewise.
7799 (<code><mode>3): Likewise.
7800 (*sse_<code><mode>3): Likewise.
7801 (*sse2_<code><mode>3): Likewise.
7802 (<code>tf3): Likewise.
7803 (*<code>tf3): Likewise.
7804 (and<mode>3): Likewise.
7805 (*and<mode>3): Likewise.
7806 (ior<mode>3): Removed.
7807 (*ior<mode>3): Likewise.
7808 (xor<mode>3): Likewise.
7809 (*xor<mode>3): Likewise.
7810 (*and<mode>3): Likewise.
7811 (*ior<mode>3): Likewise.
7812 (*xor<mode>3): Likewise.
7813 (and<mode>3): Likewise.
7814 (*sse_and<mode>3): Likewise.
7815 (*sse2_and<mode>3): Likewise.
7817 (*andtf3): Likewise.
7818 (ior<mode>3): Likewise.
7819 (*sse_ior<mode>3): Likewise.
7820 (*sse2_ior<mode>3): Likewise.
7822 (*iortf3): Likewise.
7823 (xor<mode>3): Likewise.
7824 (*sse_xor<mode>3): Likewise.
7825 (*sse2_xor<mode>3): Likewise.
7827 (*xortf3): Likewise.
7829 2008-04-02 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/14495
7832 PR tree-optimization/34793
7833 * tree-vrp.c (struct switch_update): New structure.
7834 (to_remove_edges, to_update_switch_stmts): New VECs.
7835 (simplify_switch_using_ranges): New function. Remove not taken
7836 case labels and edges.
7837 (simplify_stmt_using_ranges): Call it.
7838 (identify_jump_threads): Mark edges we have queued for removal
7839 so we don't thread them.
7840 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7842 * tree-cfg.c (group_case_labels): Deal with missing default label.
7843 (tree_verify_flow_info): Allow missing default label.
7844 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7845 (emit_case_nodes): Likewise.
7846 (expand_case): Do not rely on the default label to be present.
7847 * expr.c (try_casesi): Deal with NULL default_label.
7848 (do_tablejump): Likewise.
7850 2008-04-02 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/14495
7853 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7854 SWITCH_EXPR here ...
7855 (vrp_visit_switch_stmt): ... but here (new function).
7856 (find_case_label_index): New helper function.
7857 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7859 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7861 * fwprop.c: Fix ISO-C99ism.
7863 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7866 * Makefile.in (objdir): Set it here.
7867 * configure.ac: Not here. Find dynamic linker characteristics.
7868 * exec-tool.in: Use them.
7869 * aclocal.m4: Regenerate.
7870 * configure: Regenerate.
7872 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7874 * expr.c (expand_var): Delete it.
7875 * expr.h (expand_var): Delete prototype.
7876 * function.c (expand_function_start): Use expand_decl instead.
7877 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7880 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7882 PR rtl-optimization/35542
7883 * fwprop.c (forward_propagate_and_simplify): Replace
7884 loc_reg_mentioned_in_p with reg_mentioned_p.
7886 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7888 PR rtl-optimization/35281
7889 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7890 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7891 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7892 (varying_mem_p): Move above propagate_rtx.
7893 (all_uses_available_at): Do not check MEMs.
7895 2008-04-02 Rafael Espindola <espindola@google.com>
7897 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7898 (register_edge_assert_for_2): Split the cond argument.
7899 (register_edge_assert_for_1): Adjust for the change in
7900 register_edge_assert_for_2.
7901 (register_edge_assert_for): Split the cond argument.
7902 (find_switch_asserts): Adjust for the change in
7903 register_edge_assert_for.
7905 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7907 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7908 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7909 offsets for 64-bit mingw.
7910 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7911 abi for x86_64-pc-mingw.
7913 2008-04-02 Richard Guenther <rguenther@suse.de>
7915 * tree-vrp.c (extract_range_from_assert): Make sure to not
7916 produce range min/max with TREE_OVERFOW set.
7917 If merging a anti-range and a range keep the anti-range if
7918 the range covers all values of the type.
7919 (register_edge_assert_for_2): Only allow sign-changing
7920 conversions in detecting canonical range checks. Also
7921 register an assert for the unsigned name if useful.
7923 PR tree-optimization/35787
7924 * tree-vrp.c (vrp_val_max): New function.
7925 (vrp_val_min): Likewise.
7926 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7927 (vrp_val_is_min): Likewise.
7928 (supports_overflow_infinity): Use vrp_val_{min,max}.
7929 (negative_overflow_infinity): Likewise.
7930 (positive_overflow_infinity): Likewise.
7931 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7932 (is_positive_overflow_infinity): Likewise.
7933 (is_overflow_infinity): Likewise.
7934 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7935 vrp_val_is_{min,max}.
7936 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7937 to ranges if possible. Avoid empty ranges.
7939 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7942 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7943 the expression is a function address.
7945 2008-04-01 George Helffrich <george@gcc.gnu.org>
7947 PR fortran/35154, fortran/23057
7948 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7949 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7950 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7951 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7953 (dbxout_syms): Check for COMMON-based symbol and wrap in
7954 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7955 in bracket for efficiency.
7957 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7958 using DW_TAG_common_block + member offset.
7959 (add_pubname_string): New function.
7960 (dw_expand_expr): New function to find block name and offset for
7962 (common_check): New function to check whether symbol in Fortran COMMON.
7963 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7965 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7968 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7970 2008-04-02 Ben Elliston <bje@au.ibm.com>
7972 * config/v850/v850.md (casesi): Remove if (0) code.
7973 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7974 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7976 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7978 * config/i386/i386.md (rex64suffix): New mode attribute.
7979 (floathi<mode>2): Disable expander for SSE math.
7980 (*floathi<mode>2_1): New insn insn_and_split pattern.
7981 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7982 corresponding post-reload splitters.
7983 (*floathi<mode>2_i387): New macroized insn pattern.
7984 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7985 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7986 insn_and_split pattern.
7987 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7988 New macroized instruction patterns and corresponding post-reload
7990 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7991 and corresponding post-reload splitters.
7992 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7993 New macroized instruction patterns.
7994 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7995 macroized instruction patterns and corresponding post-reload splitters.
7996 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7997 corresponding post-reload splitters.
7998 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7999 New macroized instruction patterns.
8000 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8001 corresponding post-reload splitters.
8002 (*floatsi<mode>2_i387): New macroized instruction patterns.
8004 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8006 * config/i386/i386.md (smaxmin): New.
8007 (umaxmin): Likewise.
8008 (maxminiprefix): Likewise.
8009 (maxminfprefix): Likewise.
8010 (<code><mode>3): Likewise.
8011 (smin<mode>3): Removed.
8012 (smax<mode>3): Likewise.
8014 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8015 (mmx_<code>v4hi3): Likewise.
8016 (mmx_<code>v8qi3): Likewise.
8017 (mmx_smaxv2sf3): Removed.
8018 (mmx_sminv2sf3): Likewise.
8019 (mmx_umaxv8qi3): Likewise.
8020 (mmx_smaxv4hi3): Likewise.
8021 (mmx_uminv8qi3): Likewise.
8022 (mmx_sminv4hi3): Likewise.
8024 * config/i386/sse.md (<addsub><mode>3): New.
8025 (*<addsub><mode>3): Likewise.
8026 (<sse>_vm<addsub><mode>3): Likewise.
8027 (<maxmin><mode>3): Likewise.
8028 (*<maxmin><mode>3_finite): Likewise.
8029 (*<maxmin><mode>3): Likewise.
8030 (<sse>_vm<maxmin><mode>3): Likewise.
8031 (sse3_h<addsub>v4sf3): Likewise.
8032 (sse3_h<addsub>v2df3): Likewise.
8033 (<maxmin>v16qi3): Likewise.
8034 (*<maxmin>v16qi3): Likewise.
8035 (<maxmin>v8hi3): Likewise.
8036 (*<maxmin>v8hi3): Likewise.
8037 (*sse4_1_<maxmin><mode>3): Likewise.
8038 (*sse4_1_<maxmin><mode>3): Likewise.
8039 (add<mode>3): Removed.
8040 (*add<mode>3): Likewise.
8041 (<sse>_vmadd<mode>3): Likewise.
8042 (sub<mode>3): Likewise.
8043 (*sub<mode>3): Likewise.
8044 (<sse>_vmsub<mode>3): Likewise.
8045 (smin<mode>3): Likewise.
8046 (*smin<mode>3_finite): Likewise.
8047 (*smin<mode>3): Likewise.
8048 (<sse>_vmsmin<mode>3): Likewise.
8049 (smax<mode>3): Likewise.
8050 (*smax<mode>3_finite): Likewise.
8051 (*smax<mode>3): Likewise.
8052 (<sse>_vmsmax<mode>3): Likewise.
8053 (sse3_haddv4sf3): Likewise.
8054 (sse3_haddv2df3): Likewise.
8055 (sse3_hsubv4sf3): Likewise.
8056 (sse3_hsubv2df3): Likewise.
8057 (umaxv16qi3): Likewise.
8058 (*umaxv16qi3): Likewise.
8059 (smaxv8hi3): Likewise.
8060 (*smaxv8hi3): Likewise.
8061 (*sse4_1_smax<mode>3): Likewise.
8062 (*sse4_1_umax<mode>3): Likewise.
8063 (uminv16qi3): Likewise.
8064 (*uminv16qi3): Likewise.
8065 (sminv8hi3): Likewise.
8066 (*sminv8hi3): Likewise.
8067 (*sse4_1_smin<mode>3): Likewise.
8068 (*sse4_1_umin<mode>3): Likewise.
8070 2008-04-01 Rafael Espindola <espindola@google.com>
8072 * tree-cfg.c (verify_expr): remove in_phi.
8073 (verify_stmt): Don't call walk_tree with verify_expr. Use
8074 is_gimple_min_invariant instead of is_gimple_val.
8076 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8078 * doc/include/gpl_v3.texi: Update for manpage generation.
8079 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8081 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8082 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8083 gpl_v3.texi instead of gpl.texi.
8086 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8089 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8091 2008-04-01 Rafael Espindola <espindola@google.com>
8093 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8094 (extract_code_and_val_from_cond): Use
8095 extract_code_and_val_from_cond_with_ops.
8097 2008-04-01 Jan Hubicka <jh@suse.cz>
8099 * function.c (free_after_compilation): Free epilogue_delay_list.
8100 (prepare_function_start): Assert that previous compilation was freed.
8102 2008-04-01 Jan Hubicka <jh@suse.cz>
8103 Jim Wilson <wilson@tuliptree.org>
8104 Andreas Tobler <andreast@gcc.gnu.org>
8107 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8108 rtl.emit instead cfun->emit.
8109 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8110 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8112 2008-04-01 Ben Elliston <bje@au.ibm.com>
8114 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8116 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8118 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8120 (fprofile-use): Add var flag_profile_use
8121 * coverage.c (coverage_begin_output): Do not open a gcno file for
8122 output only if -ftest-coverage is set.
8123 Do not add getpwd() to gcda file path.
8124 (build_gcov_info): Check the new flag
8125 flag_profile_datafile_relative_path.
8126 (coverage_init): Use profile_data_prefix.
8127 Read profile counter only if flag_profile_use is set.
8128 * opts.c (common_handle_option): New option fprofile-use=,
8129 fprofile-dir=, fprofile-generate=.
8130 * toplev.c (profile_data_prefix): New variable definition.
8131 * toplev.h (profile_data_prefix): New declaration.
8132 * doc/invoke.tex (Option Summary, Optimization Options):
8135 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8137 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8138 use tmp consistently.
8141 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8142 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8143 UNSPEC_FR_RECIP_APPROX_RES.
8144 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8146 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8149 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8151 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8154 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8155 element of the vector via a pointer.
8157 2008-03-31 Ian Lance Taylor <iant@google.com>
8159 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8161 2008-03-31 Jan Hubicka <jh@suse.cz>
8163 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8164 get_arg_pointer_save_area.
8165 * expr.c (init_expr): Just clear out rtl.expr.
8166 * function.c (free_after_compilation): Clear out whole RTL structure.
8167 (get_func_frame_size): Merge into ...
8168 (get_frame_size): ... this one.
8169 (assign_stack_local_1): Merge into ...
8170 (assign_stack_local): ... this one.
8171 (expand_function_end): Update call of get_arg_pointer_save_area.
8172 (get_art_pointer_save_area): Remove cfun argument.
8173 * function.h (emit_status): regno_pointer_align does not need length
8174 attribute. Move x_regno_reg_rtx to ...
8175 (regno_reg_rtx): ... new global array.
8176 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8177 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8178 apply_args_value, forced_labels, stack_pointer_delta):
8180 (struct varasm_status): Move here from varasm.c
8181 (struct rtl_data): New. Move here some fields from struct function.
8182 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8183 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8184 used_temp_slots avail_temp_slots, temp_slot_level,
8185 nonlocal_goto_handler_labels): Update accesstors.
8186 (rtl): New global variable.
8187 (struct function): Move some fileds to rtl_data.
8188 (get_arg_pointer_save_area): Update prototype.
8189 * emit-rtl.c (rtl): Declare.
8190 (regno_reg_rtx): Declare.
8191 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8193 (gen_reg_rtx): Update.
8194 (init_virtual_regs): Do not tate emit_status argument.
8195 (init_emit): Do not allocate emit.
8196 * varasm.c (varasm_statuc): Move to function.h.
8197 (n_deferred_constatns): Update accestor.
8198 (init_varasm_status): Do not allocate varasm_status.
8199 (force_const_mem, get_pool_size, output_constant_pool): Update.
8200 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8201 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8203 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8205 PR rtl-optimization/35729
8206 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8209 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8213 load/store if memory is unaligned.
8214 (*movti_rex64): Likewise.
8216 * config/i386/predicates.md (misaligned_operand): New.
8218 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8221 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8224 2008-03-31 Jan Beulich <jbeulich@novell.com>
8226 * config/ia64/constraints.md: Add 'j' constraint.
8227 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8228 (movdi_internal): Likewise.
8230 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8233 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8235 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8238 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8239 proper error message for the third argument on blendpd and
8242 * config/i386/sse.md (blendbits): New.
8243 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8245 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8247 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8249 2008-03-30 Richard Guenther <rguenther@suse.de>
8252 * fold-const.c (fold_sign_changed_comparison): Do leave
8253 conversions to base-types alone.
8255 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8257 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8258 the link register if one altivec register is be saved.
8260 2008-03-30 Ben Elliston <bje@au.ibm.com>
8262 * final.c (final_scan_insn): Remove if (0) code.
8264 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8266 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8268 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8270 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8271 of V4SFmode to ix86_binary_operator_ok.
8273 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8275 * config/i386/i386.c (override_options): Initialize
8276 ix86_veclib_handler to ix86_veclibabi_svml when
8277 -mveclibabi=svml is used.
8278 (ix86_veclibabi_svml): New function for SVML ABI style
8279 vectorization support.
8280 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8282 2008-03-28 Rafael Espindola <espindola@google.com>
8284 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8285 (tree_binary_nonnegative_warnv_p): Make it public.
8286 (tree_single_nonnegative_warnv_p): Make it public.
8287 (tree_invalid_nonnegative_warnv_p): Make it public.
8288 (tree_unary_nonzero_warnv_p): Make it public.
8289 (tree_binary_nonzero_warnv_p): Make it public
8290 (tree_single_nonzero_warnv_p): Make it public.
8291 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8292 (extract_range_from_binary_expr): Split the expr argument.
8293 (extract_range_from_unary_expr): Split the expr argument.
8294 (extract_range_from_comparison): Split the expr argument.
8295 (extract_range_from_expr): Use the new aux functions.
8296 (vrp_evaluate_conditional_warnv): Use
8297 vrp_evaluate_conditional_warnv_with_ops.
8298 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8299 (tree_binary_nonzero_warnv_p): Declare.
8300 (tree_single_nonzero_warnv_p): Declare.
8301 (tree_expr_nonzero_warnv_p): Declare.
8302 (tree_unary_nonnegative_warnv_p): Declare.
8303 (tree_binary_nonnegative_warnv_p): Declare.
8304 (tree_single_nonnegative_warnv_p): Declare.
8305 (tree_invalid_nonnegative_warnv_p): Declare.
8307 2008-03-28 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/30317
8310 PR tree-optimization/30911
8311 PR tree-optimization/34793
8312 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8313 (struct assert_locus_d): New member EXPR.
8314 (register_new_assert_for): Add EXPR parameter to support
8315 ASSERT_EXPR <name, expr OP limit>.
8316 (register_edge_assert_for_1): Adjust callers.
8317 (find_assert_locations): Likewise.
8318 (process_assert_insertions_for): Build condition from expression.
8319 (extract_range_from_assert): Handle ASSERT_EXPRs
8320 of the form ASSERT_EXPR <name, expr OP limit>.
8321 (register_edge_assert_for_2): New helper registering
8322 asserts for comparisons. Recognize range tests of the form
8323 (unsigned)i - CST1 OP CST2.
8324 (register_edge_assert_for_1): Use it.
8325 (register_edge_assert_for): Likewise.
8326 (needs_overflow_infinity): Integer sub-types
8327 do not need overflow infinities.
8328 (vrp_val_is_max): The extreme values of integer sub-types
8329 are those of the base type.
8330 (vrp_val_is_min): Likewise.
8331 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8334 2008-03-28 Nick Clifton <nickc@redhat.com>
8337 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8338 Return GENERAL_REGS for stack adjustment reloads.
8340 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8343 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8344 const_vector when all the vectors are constant.
8346 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8348 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8350 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8351 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8353 (s<code>_sf): Use new scc_sf attribute for opcode names.
8355 2008-03-27 Tom Tromey <tromey@redhat.com>
8357 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8358 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8359 config/spu/t-spu-elf, config/i386/t-interix,
8360 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8361 config/i386/x-darwin, config/i386/x-mingw32,
8362 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8363 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8364 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8365 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8366 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8367 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8368 config/score/t-score-elf, config/arm/t-strongarm-pe,
8369 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8370 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8371 Revert automatic dependency patch.
8373 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8376 * config/i386/i386.c (ix86_function_arg_boundary): Align
8377 decimal floating point to its natural boundary.
8379 2008-03-27 Richard Guenther <rguenther@suse.de>
8382 * fold-const.c (fold_comparison): Restrict distinct decl
8383 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8384 solely rely on operand_equal_p.
8386 2008-03-27 Richard Guenther <rguenther@suse.de>
8389 * c-common.c (handle_weak_attribute): Reject combination of
8392 2008-03-27 Richard Guenther <rguenther@suse.de>
8394 PR tree-optimization/32810
8395 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8396 conversions from DECL_INITIAL.
8397 (fold_const_aggregate_ref): Likewise from constructor elements.
8399 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8401 * tree-affine.h (aff_combination_expand): Declare.
8402 (get_inner_reference_aff): Likewise.
8403 * tree-affine.c (aff_combination_expand): Split out from
8404 tree_to_aff_combination_expand.
8405 (get_inner_reference_aff): New function.
8406 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8407 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8408 (struct lim_aux_data): sm_done field removed.
8409 (mem_ref_loc_p, mem_ref_locs_p): New types.
8410 (struct mem_ref): Added id, stored, accesses_in_loop,
8411 indep_loop, dep_loop, indep_ref, dep_ref fields.
8412 Removed is_stored, locs and next fields.
8413 (memory_accesses): New variable.
8414 (movement_possibility): Do not allow moving statements
8415 that store to memory.
8416 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8418 (determine_max_movement): For statements with memory references,
8419 find the outermost loop in that the reference is independent.
8420 (move_computations_stmt): Mark the virtual operands for renaming.
8421 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8422 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8423 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8424 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8425 create_vop_ref_mapping, analyze_memory_references,
8426 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8427 get_all_locs_in_loop, ref_always_accessed_p,
8428 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8429 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8430 store_motion_loop, store_motion): New functions.
8431 (struct vop_to_refs_elt): New type.
8432 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8433 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8434 (schedule_sm): Replaced by...
8435 (execute_sm): ... this.
8436 (determine_lsm_ref, hoist_memory_references,
8437 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8438 find_more_ref_vops, free_mem_ref, free_mem_refs,
8439 determine_lsm_loop, determine_lsm): Removed.
8440 (tree_ssa_lim_finalize): Free data structures used by store motion.
8441 (tree_ssa_lim): Call analyze_memory_references. Use
8442 store_motion instead of determine_lsm.
8444 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8446 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8447 rename tmake_file to m68hc11/t-m68hc11.
8448 (mcore): Set inhibit_libc to true.
8449 * config.host (alpha*-dec-*vms*): Set extra_programs.
8450 (interix3*): Don't use host_xmake_file.
8451 * configure.ac: Let config.gcc override inhibit_libc.
8452 * configure: Regenerate.
8454 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8455 * config/t-openbsd-thread: Remove commented out lines.
8457 * config/x-interix: Remove.
8459 * config/m68hc11/t-m68hc11-gas: Rename to...
8460 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8462 * config/mcore/t-mcore: Remove T_CFLAGS.
8463 * config/mcore/t-mcore-pe: Likewise.
8465 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8467 * configure.ac: Replace custom __GNU_SOURCE test with
8468 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8469 * aclocal.m4: Regenerate.
8470 * configure: Regenerate.
8471 * config.in: Regenerate.
8473 2008-03-27 Richard Guenther <rguenther@suse.de>
8475 * fold-const.c (target.h): Include.
8476 (fold_comparison): Fold comparison of addresses of decls
8477 that bind locally or of constants. Consolidate address folding code.
8478 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8479 results from fold_binary_to_constant.
8480 (compare_values_warnv): Likewise.
8482 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8485 * fold-const.c (fold_truthop): Check for integeral types when folding
8486 a == 0 && b == 0 and a != 0 || b != 0 .
8488 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8490 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8492 2008-03-26 Andreas Schwab <schwab@suse.de>
8494 * doc/invoke.texi: Fix use of @item vs. @itemx.
8496 2008-03-26 Tom Tromey <tromey@redhat.com>
8498 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8499 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8500 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8501 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8502 build/genconstants.o, build/genemit.o, build/genextract.o,
8503 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8504 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8507 2008-03-26 Richard Guenther <rguenther@suse.de>
8510 2008-03-26 Richard Guenther <rguenther@suse.de>
8512 * fold-const.c (target.h): Include.
8513 (fold_comparison): Fold comparison of addresses of two decls
8514 that bind locally. Consolidate address folding code.
8516 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8518 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8519 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8520 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8521 dconstsqrt2, dconstthird, dconste and/or dconst10.
8522 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8523 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8524 dconstsqrt2, dconste): Delete.
8525 (init_emit_once): Likewise. Simplify initializing dconstm1.
8527 * real.c (get_real_const): New.
8528 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8529 dconstsqrt2, dconste): Delete.
8530 (real_value_const, get_real_const): New.
8532 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8534 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8536 * config/i386/i386.c (ix86_function_arg_boundary): Check
8537 BIGGEST_ALIGNMENT instead of 128.
8538 (setup_incoming_varargs_64): Likewise.
8540 2008-03-26 Tom Tromey <tromey@redhat.com>
8542 * Makefile.in (DEPFILES): Add missing '/'.
8544 2008-03-26 Richard Guenther <rguenther@suse.de>
8546 * fold-const.c (target.h): Include.
8547 (fold_comparison): Fold comparison of addresses of two decls
8548 that bind locally. Consolidate address folding code.
8550 2008-03-26 Nick Clifton <nickc@redhat.com>
8553 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8554 not allow INT+INT as a legitimate addressing mode.
8556 2008-03-26 Richard Guenther <rguenther@suse.de>
8558 * tree-flow.h (widen_bitfield): Remove declaration.
8559 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8560 (widen_bitfield): Remove function.
8561 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8564 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8567 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8570 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8572 PR rtl-optimization/35232
8573 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8574 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8575 reg_reloaded_call_part_clobbered here.
8576 (reload_regs_reach_end_p): New function.
8577 (reload_reg_rtx_for_input): New variable.
8578 (reload_reg_rtx_for_output): Likewise.
8579 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8580 when reassigning a pseudo register. Load reloadreg from
8581 reload_reg_rtx_for_input, moving the mode and register
8583 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8584 instead of the original when deciding whether an input reload
8585 would be a no-op or whether an output reload can be deleted.
8586 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8587 when setting up new_spill_reg_store. Load it from
8588 reload_reg_rtx_for_output, moving the mode and register
8590 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8591 instead of the original when deciding whether an output reload
8592 would be a no-op. Do the same when modifying insn notes.
8593 Use rtx_equal_p instead of == to compare the registers.
8594 (inherit_piecemeal_p): Take a mode and two register numbers
8596 (emit_reload_insns): Clear new_spill_reg_store for every hard
8597 register in the reload register. Remove spill registers
8598 from reg_reloaded_valid before considering whether to record
8599 inheritance information for them. Use reload_reg_rtx_for_output
8600 instead of reg_rtx when recording output reloads. Use
8601 reload_reg_rtx_for_input instead of reg_rtx when recording
8602 input reloads. Set or clear reg_reloaded_call_part_clobbered
8603 at the same time as setting reg_reloaded_valid.
8604 (delete_output_reload): Add a new_reload_reg parameter and use it
8605 instead of rld[j].reg_rtx.
8606 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8609 2008-03-25 Tom Tromey <tromey@redhat.com>
8611 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8612 (build/genattr.o): Likewise.
8613 (build/genattrtab.o): Likewise.
8614 (build/gencodes.o): Likewise.
8615 (build/genconfig.o): Likewise.
8616 (build/genconstants.o): Likewise.
8617 (build/genemit.o): Likewise.
8618 (build/genextract.o): Likewise.
8619 (build/genflags.o): Likewise.
8621 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8623 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8624 instead of size_int for integer types.
8625 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8626 to match type of MINUS_EXPR.
8628 2008-03-25 Tom Tromey <tromey@redhat.com>
8630 * configure: Rebuilt.
8631 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8634 2008-03-25 Tom Tromey <tromey@redhat.com>
8636 * config/x-solaris (host-solaris.o): Update.
8637 * config/x-linux (host-linux.o): Update.
8638 * config/x-hpux (host-hpux.o): Update.
8639 * config/x-darwin (host-darwin.o): Update.
8640 * config/v850/t-v850e (v850-c.o): Update.
8641 * config/v850/t-v850 (v850-c.o): Update.
8642 * config/t-vxworks (vxworks.o): Update.
8643 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8644 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8645 * config/spu/t-spu-elf (spu-c.o): Update.
8647 * config/sh/t-symbian (sh-c.o): Update.
8648 (symbian.o): Update.
8649 * config/sh/t-sh (sh-c.o): Update.
8650 * config/score/t-score-elf (score7.o, score3.o): Update.
8651 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8652 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8653 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8654 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8656 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8657 * config/m32c/t-m32c (m32c-pragma.o): Update.
8658 * config/ia64/t-ia64 (ia64-c.o): Update.
8659 * config/i386/x-mingw32 (host-mingw32.o): Update.
8660 * config/i386/x-i386 (driver-i386.o): Update.
8661 * config/i386/x-darwin (host-i386-darwin.o): Update.
8662 * config/i386/x-cygwin (host-cygwin.o): Update.
8663 * config/i386/t-nwld (nwld.o): Update.
8664 * config/i386/t-netware (netware.o): Update.
8665 * config/i386/t-interix (winnt.o): Update.
8666 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8667 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8668 msformat-c.o): Update.
8669 * config/bfin/t-bfin-linux (generated_files): Add
8670 linux-sysroot-suffix.h.
8671 * config/arm/t-wince-pe (pe.o): Update.
8672 * config/arm/t-strongarm-pe (pe.o): Update.
8673 * config/arm/t-pe (pe.o): Update.
8674 * config/arm/t-arm (arm-c.o): Update.
8675 * doc/install.texi (Prerequisites): Require make 3.80.
8676 * Makefile.in: Remove .o targets.
8677 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8678 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8679 (simple_generated_h, simple_generated_c): Move earlier.
8680 (generated_files): New variable.
8681 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8682 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8683 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8684 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8685 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8686 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8687 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8688 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8689 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8690 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8691 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8692 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8694 (COMPILE.base, COMPILE): New variables.
8695 (%.o): New pattern rule.
8696 (ALL_HOST_OBJS): New variable.
8697 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8698 (dummy-checksum.o, cc1-checksum.o): Remove.
8699 (DRIVER_SHLIB): New variable.
8700 (DRIVER_DEFINES): Use it.
8701 (gencondmd.c): Move out of build/.
8702 (s-conditions): Update.
8703 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8704 (ALL_BUILD_OBJS): Likewise.
8705 (build/%.o): Use BUILDCOMPILE.
8706 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8707 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8708 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8709 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8710 build/genconfig.o, build/genconstants.o, build/genemit.o,
8711 build/genextract.o, build/genflags.o, build/genmddeps.o,
8712 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8713 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8714 build/gen-protos.o, build/scan.o, build/fix-header.o,
8715 build/scan-decls.o): Simplify.
8716 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8717 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8718 prefix.o, toplev.o): Reduce to variable setting.
8719 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8720 ($(out_object_file), gcc-options.o): New targets.
8721 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8722 * configure: Rebuilt.
8723 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8724 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8726 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8728 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8729 complain when we hit an error, return ERROR_MARK_NODE.
8731 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8733 * config/sh/constraints.md (Pso, Psz): New constraints.
8734 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8735 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8737 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8739 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8740 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8742 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8744 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8745 (prefetch_sh2a): New.
8747 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8748 Naveen.H.S <naveen.hs@kpitcummins.com>
8750 * config/sh/constraints.md (I28): New constraint.
8751 * config/sh/sh.c (broken_move): Add support for movi20s.
8752 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8754 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8755 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8756 Naveen.H.S <naveen.hs@kpitcummins.com>
8758 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8759 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8760 (print_operand): Handle resbank in %@ operand code.
8761 (sh_encode_section_info): New.
8762 (push_regs): Add conditions for resbank.
8763 (sh_expand_epilogue): Likewise.
8764 (sh_insert_attributes): Likewise.
8765 (sh_attribute_table): Likewise.
8766 (sh_handle_resbank_handler_attribute): New.
8767 (sh2a_handle_function_vector_handler_attribute): New.
8768 (sh2a_is_function_vector_call): New.
8769 (sh2a_get_function_vector_number): New.
8770 (sh2a_function_vector_p): New.
8771 (sh_cfun_resbank_handler_p): New.
8772 * config/sh/sh.md (calli): Emit jsr/n if possible.
8773 (calli_tbr_rel): New.
8774 (calli_pcrel): Emit jsr/n if possible.
8775 (return_i): Emit rts/n if possible.
8776 (call_valuei_tbr_rel): New.
8777 (call_valuei_pcrel): Add condition for SH2A target.
8778 (call_value): Likewise.
8779 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8780 (sh2a_get_function_vector_number): Likewise.
8781 (sh2a_is_function_vector_call): Likewise.
8782 * doc/extend.texi: Document TBR relative addressing of SH2A.
8783 (resbank): Add description for SH2A.
8785 2008-03-24 Richard Guenther <rguenther@suse.de>
8788 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8789 pointer assignments change conversions according to middle-end rules.
8790 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8791 * configure.ac: Include type checking in yes.
8792 * configure: Regenerate.
8794 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8796 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8797 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8799 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8801 * gthr-vxworks.h (UNUSED): Define.
8803 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8805 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8807 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8809 * doc/extend.texi (Function Attributes): Add missing comma in the
8810 example of the "alloc_size" attribute.
8812 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8815 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8817 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8820 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8823 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8824 of the underlying type of a MS bitfield layout to the natural
8825 alignment of the type.
8827 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8830 to their natural alignment to avoid store forwarding stalls.
8832 2008-03-22 Richard Guenther <rguenther@suse.de>
8834 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8835 For PHI nodes verify the address is invariant.
8836 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8837 (get_symbol_constant_value): Use is_gimple_min_invariant.
8838 (maybe_fold_stmt_indirect): Likewise.
8840 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8842 PR rtl-optimization/33927
8843 * Makefile.in (dse.o): Depend on $(TM_P_H).
8844 * expr.h (extract_low_bits): Declare.
8845 * expmed.c (extract_low_bits): New function.
8846 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8847 * dse.c: Include tm_p.h.
8848 (find_shift_sequence): Remove the read_reg argument and return the
8849 read value. Emit the instructions instead of returning them.
8850 Iterate on new_mode rather than calculating it each time.
8851 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8852 source to NEW_MODE and extract_low_bits to convert the shifted
8854 (replace_read): Allow the load and store to have different mode
8855 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8856 or extraction instructions before trying the replacement. Update
8857 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8859 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8861 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8862 to their natural alignment to avoid store forwarding stalls.
8864 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8867 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8868 encouraging but not allowing gprs for input;
8869 change the input constraint to !f#r.
8870 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8872 change the output constraint to !f#r.
8874 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8877 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8878 corresponding post-reload splitters.
8879 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8880 when x87 FP math is selected.
8881 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8882 New function prototype.
8883 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8884 unreachable function to ease macroization of insn patterns.
8886 2008-03-21 Martin Jambor <mjambor@suse.cz>
8888 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8889 reference dumps if ddr is NULL or dependence is unknown.
8891 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8893 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8894 unsigned extension into account.
8895 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8896 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8897 Do computations on a scratch register.
8899 2008-03-21 Richard Guenther <rguenther@suse.de>
8901 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8902 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8903 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8904 * tree-ssa-dom.c (record_equality): Likewise.
8905 * tree-inline.c (copy_body_r): Likewise.
8906 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8909 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8911 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8912 as 'delete_unused' argument.
8914 2008-03-20 Richard Guenther <rguenther@suse.de>
8916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8917 special casing of constant qualifiers.
8918 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8919 care about them in general.
8920 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8921 regardless of their type.
8922 (fold_stmt_r): Forcefully fold *& if we end up with that.
8924 2008-03-20 Paul Brook <paul@codesourcery.com>
8926 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8927 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8929 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8931 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8932 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8934 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8936 * common.opt (Wmudflap): New option.
8937 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8938 (mx_register_decls): Likewise.
8939 (mudflap_finish_file): Likewise.
8940 * doc/invoke.texi: Document -Wno-mudflap.
8942 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8944 * c-format.c (replace_format_name_to_system_name): New.
8946 (convert_format_name_to_system_name): New.
8947 (decode_format_attr): Add use of convert_format_name_to_system_name.
8948 (format_types_orig): Add gnu_ prefix to names.
8949 (check_format_info_main): Special treating of \0 escaped names for
8950 supporting multi-character format specifiers as I32, I64.
8951 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8952 (gnu_target_overrides_format_attributes): New.
8953 * c-format.h: Add structure target_ovr_attr to hold
8954 system specific formatter names.
8955 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8956 msformat-c.o file to c_target_objs and cxx_target_objs.
8957 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8958 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8959 (TARGET_N_FORMAT_TYPES): New.
8960 * config/i386/msformat-c.c: New.
8961 * config/i386/t-cygming: Add build rule for msformat-c.o.
8962 * doc/extend.texi: Add new format names gnu_* and ms_* and
8964 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8966 2008-03-20 Ira Rosen <irar@il.ibm.com>
8968 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8969 optimizations turned on under -O3.
8970 (ftree-vectorize): Add that the flag is turned on with -O3.
8972 2008-03-20 Ben Elliston <bje@au.ibm.com>
8974 * regmove.c (try_auto_increment): Fix spelling error in comment.
8975 * final.c (final_scan_insn): Likewise.
8977 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8981 allocator preferences for "y" and "r" class registers.
8982 ("*mov<mode>_internal"): Ditto.
8983 ("*movv2sf_internal_rex64"): Ditto.
8984 ("*movv2sf_internal"): Ditto.
8986 2008-03-19 Michael Matz <matz@suse.de>
8989 * calls.c (expand_call): Check overlap of arguments with call
8990 address for sibcalls.
8992 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8995 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8996 of the underlying type of a MS bitfield layout to the natural
8997 alignment of the type.
8999 2008-03-19 Jan Hubicka <jh@suse.cz>
9002 * toplev.c (decode_d_option): Handle all CPP flags.
9003 * tree-vrp.c: Update tree_pass descriptors.
9004 * regrename.c: Update tree_pass descriptors.
9005 * fwprop.c: Update tree_pass descriptors.
9006 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9007 * tree-into-ssa.c: Update tree_pass descriptors.
9008 * tree-dump.c: Update tree_pass descriptors.
9009 * tree-complex.c: Update tree_pass descriptors.
9010 * tree-dump.h: Update tree_pass descriptors.
9011 * see.c: Update tree_pass descriptors.
9012 * cgraphbuild.c: Update tree_pass descriptors.
9013 * tracer.c: Update tree_pass descriptors.
9014 * tree-loop-distribution.c: Update tree_pass descriptors.
9015 * cgraph.c: Update tree_pass descriptors.
9016 * postreload-gcse.c: Update tree_pass descriptors.
9017 * postreload.c: Update tree_pass descriptors.
9018 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9019 * tree-tailcall.c: Update tree_pass descriptors.
9020 * tree-pass.h (tree_opt_pass): Rename to ...
9021 (opt_pass) ... this one; add "type" field and remove letter field.
9022 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9023 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9024 all_lowering_passes): Update declaration.
9025 * ipa-cp.c: Update tree_pass descriptors.
9026 * final.c: Update tree_pass descriptors.
9027 * omp-low.c: Update tree_pass descriptors.
9028 * tree-ssa-dse.c: Update tree_pass descriptors.
9029 * ipa-reference.c: Update tree_pass descriptors.
9030 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9031 * auto-inc-dec.c: Update tree_pass descriptors.
9032 * reorg.c: Update tree_pass descriptors.
9033 * cgraphunit.c: Update tree_pass descriptors.
9034 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9035 * tree-ssa-ccp.c: Update tree_pass descriptors.
9036 * df-core.c: Update tree_pass descriptors.
9037 * mode-switching.c: Update tree_pass descriptors.
9038 * tree-nomudflap.c: Update tree_pass descriptors.
9039 * modulo-sched.c: Update tree_pass descriptors.
9040 * ipa-pure-const.c: Update tree_pass descriptors.
9041 * cse.c: Update tree_pass descriptors.
9042 * web.c: Update tree_pass descriptors.
9043 * tree-stdarg.c: Update tree_pass descriptors.
9044 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9045 * tree-ssa-dom.c: Update tree_pass descriptors.
9046 * tree-nrv.c: Update tree_pass descriptors.
9047 * tree-ssa-alias.c: Update tree_pass descriptors.
9048 * loop-init.c: Update tree_pass descriptors.
9049 * gimple-low.c: Update tree_pass descriptors.
9050 * ipa-inline.c: Update tree_pass descriptors.
9051 * tree-ssa-sink.c: Update tree_pass descriptors.
9052 * global.c: Update tree_pass descriptors.
9053 * ifcvt.c: Update tree_pass descriptors.
9054 * jump.c: Update tree_pass descriptors.
9055 * predict.c: Update tree_pass descriptors.
9056 * tree-ssa-loop.c: Update tree_pass descriptors.
9057 * recog.c: Update tree_pass descriptors.
9058 * dse.c: Update tree_pass descriptors.
9059 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9060 * tree-eh.c: Update tree_pass descriptors.
9061 * regmove.c: Update tree_pass descriptors.
9063 * function.c: Update tree_pass descriptors.
9064 * tree-vectorizer.c: Update tree_pass descriptors.
9065 * gcse.c: Update tree_pass descriptors.
9066 * ipa-type-escape.c: Update tree_pass descriptors.
9067 * tree-if-conv.c: Update tree_pass descriptors.
9068 * init-regs.c: Update tree_pass descriptors.
9069 * ipa.c: Update tree_pass descriptors.
9070 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9071 * rtl-factoring.c: Update tree_pass descriptors.
9072 * lower-subreg.c: Update tree_pass descriptors.
9073 * bt-load.c: Update tree_pass descriptors.
9074 * tree-dfa.c: Update tree_pass descriptors.
9075 * except.c: Update tree_pass descriptors.
9076 * emit-rtl.c: Update tree_pass descriptors.
9077 * cfgexpand.c: Update tree_pass descriptors.
9078 * tree-cfgcleanup.c: Update tree_pass descriptors.
9079 * cfgcleanup.c: Update tree_pass descriptors.
9080 * tree-ssa-pre.c: Update tree_pass descriptors.
9081 * tree-sra.c: Update tree_pass descriptors.
9082 * tree-mudflap.c: Update tree_pass descriptors.
9083 * tree-ssa-copy.c: Update tree_pass descriptors.
9084 * cfglayout.c: Update tree_pass descriptors.
9085 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9086 * tree-ssa-dce.c: Update tree_pass descriptors.
9087 * tree-ssa.c: Update tree_pass descriptors.
9088 * regclass.c: Update tree_pass descriptors.
9089 * integrate.c: Update tree_pass descriptors.
9090 * tree-optimize.c: Update tree_pass descriptors.
9091 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9092 * tree-object-size.c: Update tree_pass descriptors.
9093 * combine.c: Update tree_pass descriptors.
9094 * tree-outof-ssa.c: Update tree_pass descriptors.
9095 * bb-reorder.c: Update tree_pass descriptors.
9096 * stack-ptr-mod.c: Update tree_pass descriptors.
9097 * var-tracking.c: Update tree_pass descriptors.
9098 * tree-profile.c: Update tree_pass descriptors.
9099 * tree-vect-generic.c: Update tree_pass descriptors.
9100 * reg-stack.c: Update tree_pass descriptors.
9101 * sched-rgn.c: Update tree_pass descriptors.
9102 * tree-ssa-structalias.c: Update tree_pass descriptors.
9103 * tree-cfg.c: Update tree_pass descriptors.
9104 * passes.c (current_pass): Update declaration.
9105 (finish_optimization_passes): Update.
9106 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9107 (register_one_dump_file, register_dump_files_1, next_pass_1):
9109 (init_optimization_passes): Update handling of new types.
9110 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9111 * ipa-struct-reorg.c: Update tree_pass descriptors.
9112 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9113 * combine-stack-adj.c: Update tree_pass descriptors.
9114 * cfgrtl.c: Update tree_pass descriptors.
9115 * dce.c: Update tree_pass descriptors.
9116 * tree-ssanames.c: Update tree_pass descriptors.
9118 2008-03-19 Richard Guenther <rguenther@suse.de>
9121 * tree-ssa.c (walk_data): New structure.
9122 (warn_uninitialized_var): If not always_executed warn with "maybe"
9124 (execute_early_warn_uninitialized): Compute post-dominators.
9125 Initialize always_executed before processing each basic block.
9127 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9130 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9131 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9133 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9135 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9137 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9139 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9141 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9142 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9143 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9144 target after ignore has been set, and move there also the commputation
9145 of subtarget and original_target.
9146 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9147 (LANG_HOOKS_INITIALIZER): Remove it.
9148 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9150 2008-03-18 Richard Guenther <rguenther@suse.de>
9152 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9153 found an expression with constants, note that in the VN for the lhs.
9154 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9155 fold them to constants if possible. Run cleanup_cfg if done so.
9156 (execute_pre): Return todo.
9158 (execute_fre): Likewise.
9159 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9161 (get_prop_source_stmt): Look through pointer conversions.
9163 2008-03-18 Jan Hubicka <jh@suse.cz>
9165 * tree-pretty-print.c: Include predict.h.
9166 (dump_generic_node): Dump predictor.
9167 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9168 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9169 * gimple-low.c (lower_stmt): Likewise.
9170 * expr.c (expand_expr_real): Likewise.
9171 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9173 (build_predict_expr, build_predict_expr): New.
9174 * predict.h (predictor_name, build_predict_expr): Update.
9175 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9176 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9177 * predict.def (PRED_CONTINUE): Update hitrate.
9178 * tree.def (PREDICT_EXPR): Define.
9179 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9180 do not handle BIND_EXPR.
9181 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9182 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9183 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9186 2008-03-18 Michael Matz <matz@suse.de>
9188 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9190 2008-03-18 Richard Guenther <rguenther@suse.de>
9192 * tree-gimple.h (is_gimple_invariant_address): Declare.
9193 (is_gimple_constant): Likewise.
9194 * tree-gimple.c (is_gimple_constant): New function.
9195 (is_gimple_invariant_address): Likewise.
9196 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9197 and is_gimple_invariant_address.
9198 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9200 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9201 an addressable base.
9203 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9206 * gimplify.c (gimplify_expr): Gimplify second operand of
9209 2008-03-17 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/19637
9212 * fold-const.c (fold_unary): Remove restrictions of removing
9213 intermediate pointer-conversions (P2)(P1)P0.
9214 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9215 conversion to void pointer.
9216 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9218 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9221 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9222 emulated thread local variables.
9224 2008-03-16 Richard Guenther <rguenther@suse.de>
9227 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9228 expand TREE_INVARIANT operations that are not gimple invariant.
9230 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9232 * doc/extend.texi (Alignment): Say that the ABI controls
9233 the __alignof__ for non-strict-alignment targets rather
9234 than being a recommendation.
9236 2008-03-15 Paul Brook <paul@codesourcery.com>
9238 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9240 (arm_output_fn_unwind): Mark functions that can not be unwound.
9242 2008-03-15 Paul Brook <paul@codesourcery.com>
9244 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9245 extension instructions.
9247 2008-03-15 Richard Guenther <rguenther@suse.de>
9249 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9250 and fold constant aggregate refs.
9251 (fold_const_aggregate_ref): Handle string constants
9252 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9253 (evaluate_stmt): Simplify now that ccp_fold folds constant
9256 2008-03-15 Paul Brook <paul@codesourcery.com>
9258 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9259 (extzv): Use gen_extzv_t2.
9260 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9262 2008-03-15 Richard Guenther <rguenther@suse.de>
9264 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9265 (fold_const_aggregate_ref): Likewise.
9266 (get_value): Return NULL if we don't have any values.
9267 (ccp_finalize): Set const_val to NULL after freeing it.
9268 * tree-flow.h (get_symbol_constant_value): Declare.
9269 (fold_const_aggregate_ref): Likewise.
9270 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9272 2008-03-15 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9276 to not produce negative array indices if not allowed. Add
9277 parameter to indicate that.
9278 (maybe_fold_offset_to_component_ref): Allow negative array
9279 indices only for the first member of a structure.
9280 (maybe_fold_offset_to_reference): Allow negative array indices.
9281 (maybe_fold_stmt_addition): Likewise.
9283 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9284 Anatoly Sokolov <aesok@post.ru>
9286 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9287 (avr_arch): Add ARCH_AVR6.
9288 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9289 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9290 instead of fixed value 2.
9291 (print_operand_address): Use gs() asm specifier instead of pm().
9292 (avr_assemble_integer): (Ditto.).
9293 (avr_output_addr_vec_elt): (Ditto.).
9294 (print_operand): Handle "!" code.
9295 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9296 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9297 (AVR_HAVE_EIJMP_EICALL): Define.
9298 (AVR_3_BYTE_PC): Redefine.
9299 (AVR_2_BYTE_PC): (Ditto.).
9300 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9301 (LINK_SPEC): Add atmega2560 and atmega2561.
9302 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9304 * config/avr/avr.md (call_insn): Use eicall instead of icall
9305 for 3 byte PC devices.
9306 (call_value_insn): (Ditto.).
9307 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9308 (indirect_jump): Use only for for 2 byte PC devices.
9309 (*tablejump): (Ditto.).
9310 (*indirect_jump_avr6): Add insn.
9311 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9312 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9313 instead of ijmp for 3 byte PC devices.
9314 (__tablejump2__): (Ditto.).
9315 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9316 (MULITLIB_DIRNAMES): (Ditto.).
9317 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9319 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9321 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9322 "sse2_umulsidi3". Use V1DI mode for operand 0.
9323 ("mmx_psadbw"): Use V1DI mode for operand 0.
9324 * config/i386/i386-modes.def (V1SI): New vector mode.
9325 * config/i386/i386.c (struct builtin_description)
9326 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9327 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9328 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9329 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9330 v1di_ftype_v8qi_v8qi type.
9331 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9333 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9334 __builtin_ia32_pmuludq]: Fix the mode of return value.
9336 2008-03-15 Richard Guenther <rguenther@suse.de>
9339 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9342 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9344 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9345 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9346 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9347 unless TARGET_SERIALIZE_VOLATILE is enabled.
9348 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9349 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9350 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9352 2008-03-14 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/34172
9355 * tree-flow.h (refs_may_alias_p): Declare.
9356 (get_single_def_stmt): Likewise.
9357 (get_single_def_stmt_from_phi): Likewise.
9358 (get_single_def_stmt_with_phi): Likewise.
9359 * tree-dfa.c (refs_may_alias_p): New function.
9360 (get_single_def_stmt): Likewise.
9361 (get_single_def_stmt_from_phi): Likewise.
9362 (get_single_def_stmt_with_phi): Likewise.
9363 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9364 (vn_reference_lookup_1): New helper function.
9365 (vn_reference_lookup): Walk the virtual use-def chain to
9366 continue searching for a match if the def does not alias the
9367 reference we are looking for.
9369 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9371 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9372 archive and Perzl. Update The Written Word listing.
9374 2008-03-14 Richard Guenther <rguenther@suse.de>
9376 PR tree-optimization/34043
9377 PR tree-optimization/33989
9378 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9380 (bitmap_find_leader): Use extra argument to verify dominance
9381 relationship inside a basic-block.
9382 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9383 (find_leader_in_sets): Adjust.
9384 (create_component_ref_by_pieces): Take extra argument for
9385 dominance check, handle lookup failures.
9386 (find_or_generate_expression): Likewise.
9387 (create_expression_by_pieces): Likewise.
9388 (insert_into_preds_of_block): Adjust.
9389 (create_value_expr_from): If asked for, verify all operands
9390 are in the blocks AVAIL_OUT set.
9391 (make_values_for_stmt): Check for SSA_NAMEs that are life
9392 over an abnormal edge.
9393 (compute_avail): Remove such check.
9394 (do_SCCVN_insertion): New function.
9395 (eliminate): If we do not find a leader suitable for replacement
9396 insert a replacement expression from SCCVN if available.
9397 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9398 (struct vn_ssa_aux): Add needs_insertion flag.
9399 * tree-ssa-sccvn.c (may_insert): New global flag.
9400 (copy_reference_ops_from_ref): Value-number union member access
9401 based on its size, not type and member if insertion is allowed.
9402 (visit_reference_op_load): For a weak match from union type
9403 punning lookup a view-converted value and insert a SSA_NAME
9404 for that value if that is not found.
9405 (visit_use): Make dumps shorter. Do not disallow value numbering
9406 SSA_NAMEs that are life over an abnormal edge to constants.
9407 (free_scc_vn): Release inserted SSA_NAMEs.
9408 (run_scc_vn): New flag to specify whether insertion is allowed.
9409 Process SSA_NAMEs in forward order.
9410 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9411 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9412 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9413 pointer type to/from integral types that do not change the
9414 precision to regular conversions.
9416 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9418 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9419 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9420 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9421 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9422 input arguments and the mode of return value. Built-in functions
9423 that operate on whole 64-bit MMX register now use V1DI mode.
9425 2008-03-13 Alon Dayan <alond@il.ibm.com>
9426 Olga Golovanevsky <olga@il.ibm.com>
9428 PR tree-optimization/35041
9429 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9430 to locate the right position in a statement.
9432 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9436 * config/i386/xmmintrin.h: Change all static inline functions to
9437 extern inline and add __gnu_inline__ attribute.
9438 * config/i386/bmintrin.h: Ditto.
9439 * config/i386/smmintrin.h: Ditto.
9440 * config/i386/tmmintrin.h: Ditto.
9441 * config/i386/mmintrin-common.h: Ditto.
9442 * config/i386/ammintrin.h: Ditto.
9443 * config/i386/emmintrin.h: Ditto.
9444 * config/i386/pmmintrin.h: Ditto.
9445 * config/i386/mmintrin.h: Ditto.
9446 * config/i386/mm3dnow.h: Ditto.
9448 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9451 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9452 (lower_omp_2): New function.
9453 (lower_omp_1, lower_omp): Rewritten.
9455 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9458 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9459 with the phrase "Microsoft Windows compilers".
9460 (Push/Pop Macro Pragmas): New subsection. Document
9461 #pragma push_macro and pragma pop_macro.
9463 2008-03-12 Paul Brook <paul@codesourcery.com>
9465 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9467 2008-03-12 Paul Brook <paul@codesourcery.com>
9469 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9470 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9471 (thumb2_addsi_shortim): Rename ...
9472 (thumb2_addsi_short): ... to this. Allow register operands.
9473 (thumb2_subsi_short): New pattern.
9474 (thumb2_one_cmplsi2_short,
9475 thumb2_negsi2_short): New patterns and peepholes.
9477 2008-03-12 Paul Brook <paul@codesourcery.com>
9479 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9481 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.md (int_cond): New code iterator.
9485 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9486 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9487 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9488 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9489 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9490 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9491 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9492 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9494 2008-03-12 Paul Brook <paul@codesourcery.com>
9496 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9497 instead of {arm,thumb}_compute_save_reg_mask.
9498 (output_return_instruction): Ditto.
9499 (thumb_unexpanded_epilogue): Ditto.
9500 (thumb1_expand_prologue): Ditto.
9501 (thumb1_output_function_prologue): Ditto.
9502 (arm_set_return_address): Ditto.
9503 (thumb_set_return_address): Ditto.
9504 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9505 regs to achieve stack alignment.
9506 (thumb1_compute_save_reg_mask): Fix compiler warning.
9507 (arm_output_epilogue): Use offsets->saved_regs_mask.
9508 Adjust stack pointer by poping call clobered registers.
9509 (arm_expand_prologue): Use offsets->saved_regs_mask.
9510 Adjust stack pointer by pushing extra registers.
9511 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9513 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9516 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9517 conversion to the operands of a multiplication.
9519 2008-03-12 Richard Guenther <rguenther@suse.de>
9521 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9522 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9523 * timevar.def (TV_TREE_PHIPROP): Add.
9524 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9525 pass description. Use TV_TREE_PHIPROP.
9526 * tree-ssa-forwprop.c: Remove phiprop code.
9528 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9531 * omp-low.c (maybe_lookup_decl): Constify first argument.
9532 (use_pointer_for_field): Change last argument from bool to
9533 omp_context *. Disallow shared copy-in/out in nested
9534 parallel if decl is shared in outer parallel too.
9535 (build_outer_var_ref, scan_sharing_clauses,
9536 lower_rec_input_clauses, lower_copyprivate_clauses,
9537 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9539 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9540 Ira Rosen <irar@il.ibm.com>
9542 * tree-vectorizer.c (free_stmt_vec_info): New function.
9543 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9544 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9545 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9546 * tree-vect-transform.c (vectorizable_conversion): Free
9547 vec_oprnds0 if it was allocated.
9548 (vect_permute_store_chain): Remove unused VECs.
9549 (vectorizable_store): Free VECs that are allocated in the..
9551 (vect_transform_strided_load, vectorizable_load): Likewise.
9552 (vect_remove_stores): Simplify the code.
9553 (vect_transform_loop): Move code to vect_remove_stores().
9554 Call vect_remove_stores() and free_stmt_vec_info().
9556 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9558 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9559 TARGET_HPUX. Revise comment.
9560 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9561 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9562 Use sr4 variant of `be' instruction when not generating PIC code.
9563 (attr_length_call): Adjust for above change.
9565 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9567 * ipa-reference.c (static_execute): Remove module_statics_const and
9568 associated setting code.
9570 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9574 predicate for operand 1.
9575 (paritysi2_cmp): Use register_operand predicate for operand 2.
9576 Use earlyclobber modifier for operand 1. Remove support for
9578 (paritydi2_cmp): Use register_operand predicate for operand 3.
9579 Use earlyclobber modifier for operand 1. Remove support for
9582 2008-03-11 Paul Brook <paul@codesourcery.com>
9583 Vladimir Prus <vladimir@codesourcery.com>
9585 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9586 (arm_compute_save_reg0_reg12_mask): Always
9587 check if register 11 must be saved. Always safe hard frame pointer
9588 when frame_pointer_needeed.
9589 (arm_compute_save_reg_mask): Save IP and PC
9590 only with apcs frames.
9591 (arm_output_epilogue): Adjust Thumb2 codepath to
9592 be also invoked and work for ARM non-apcs frames.
9593 (arm_expand_prologue): Don't bother saving IP
9594 for non-apcs frame, since it's not clobbered by
9595 prologue code. Implement non-apcs frame
9598 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9600 PR rtl-optimization/35281
9601 * expr.c (convert_move): Use a new pseudo for the intermediate
9602 from_mode->word_mode result.
9604 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9606 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9607 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9608 * toplev.c (compile_file): Don't call it.
9610 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9613 * expr.c (store_expr): Call emit_block_move if the mode
9614 of "temp" RTX is BLKmode.
9616 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9617 Richard Guenther <rguenther@suse.de>
9619 PR tree-optimization/31358
9620 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9621 the step with a NULL_TREE.
9622 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9623 to sizetype if type is a pointer type.
9624 (add_candidate_1): Don't convert the base and step to
9625 the generic type if the orginal type is a pointer type.
9626 (add_iv_value_candidates): Use sizetype for the step
9627 if type is a pointer type.
9628 (cand_value_at): Likewise.
9629 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9631 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9632 Don't convert the tem affine to the type.
9633 (add_elt_to_tree): Use sizetype for the step if a pointer.
9634 Use POINTER_PLUS_EXPR for pointers.
9635 (aff_combination_to_tree): Use sizetype for the step if a
9638 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9640 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9641 Remove commutativity hint.
9643 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9647 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9648 errorneous type. Check that v is a VAR_DECL.
9651 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9653 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9655 PR tree-optimization/35494
9656 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9657 may be overriden at link and run time.
9659 2008-03-10 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/34677
9662 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9663 (poolify_tree): Likewise.
9664 (modify_expr_template): Likewise.
9665 (poolify_modify_stmt): Likewise.
9666 (insert_fake_stores): Handle all component-ref style stores
9667 in addition to INDIRECT_REF. Also handle complex types.
9668 Do not poolify the inserted load.
9669 (realify_fake_stores): Do not rebuild the tree but only
9670 make it a SSA_NAME copy.
9671 (init_pre): Remove initialzation of modify_expr_template.
9672 Do not allocate modify_expr_node_pool.
9673 (fini_pre): Do not free modify_expr_node_pool.
9675 2008-03-10 Paul Brook <paul@codesourcery.com>
9677 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9680 2008-03-10 Paul Brook <paul@codesourcery.com>
9681 Mark Shinwell <shinwell@codesourcery.com>
9683 * config/arm/cortex-r4.md: New.
9684 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9686 * config/arm/arm.md: Include cortex-r4.md.
9687 (insn): Add smmls, sdiv and udiv values.
9688 (generic_sched): Don't use generic scheduling for Cortex-R4.
9689 (arm_issue_rate): New function.
9690 (TARGET_SCHED_ISSUE_RATE): Define.
9692 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9694 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9696 2008-03-10 Richard Guenther <rguenther@suse.de>
9698 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9699 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9701 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9703 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9704 Set default to true.
9706 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9708 * c.opt (Wsynth): Deprecate.
9709 * doc/invoke.texi (Option Summary, Warning Options): Document
9710 -Wno-format-contains-nul.
9712 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9715 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9716 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9718 2008-03-09 Ira Rosen <irar@il.ibm.com>
9720 * config/rs6000/rs6000.c (builtin_description): Rename vector
9721 left shift operations.
9722 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9723 (altivec_vsl<VI_char>): Rename to ...
9724 (ashl<mode>3): ... new name.
9725 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9727 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9729 2008-03-08 Richard Guenther <rguenther@suse.de>
9731 * coverage.h (tree_coverage_counter_addr): Declare.
9732 * coverage.c (tree_coverage_counter_addr): New function.
9733 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9735 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9736 (tree_gen_one_value_profiler): Likewise.
9737 (tree_gen_ic_profiler): Likewise.
9738 (tree_gen_average_profiler): Likewise.
9739 (tree_gen_ior_profiler): Likewise.
9741 2008-03-08 Richard Guenther <rguenther@suse.de>
9743 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9744 (vn_binary_op_insert): Likewise.
9745 (vn_unary_op_lookup): Likewise.
9746 (vn_unary_op_insert): Likewise.
9747 (vn_nary_op_lookup): Declare.
9748 (vn_nary_op_insert): Likewise.
9749 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9750 and binary hashes, use a single obstack for unary_op_pool
9752 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9753 a single struct vn_nary_op_s. Store tree code length and
9754 a variable number of operands.
9755 (struct vn_reference_op_struct): Remove unused op2.
9756 (vn_reference_op_eq): Do not compare op2.
9757 (vn_reference_op_compute_hash): Do not compute hash of op2.
9758 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9759 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9760 with vn_nary_op_compute_hash.
9761 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9762 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9764 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9766 (visit_unary_op): Call nary functions.
9767 (visit_binary_op): Likewise.
9768 (process_scc): Adjust for struct vn_tables_s changes.
9769 (allocate_vn_table): Likewise.
9770 (free_vn_table): Likewise.
9771 * tree-vn.c (vn_add): Call nary functions.
9772 (vn_lookup): Likewise.
9774 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9777 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9778 wdst back after sync_compare_and_swapqhi_internal.
9780 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9783 * config/i386/i386-modes.def (V1DI): New vector mode.
9784 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9785 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9786 (MMXMODE248): Ditto.
9787 (MMXMODE): Add V1DI mode.
9788 (mmxvecsize): Change DI mode to V1DI mode.
9789 ("mov<mode>): Use MMXMODEI8 mode iterator.
9790 ("*mov<mode>_internal_rex64"): Ditto.
9791 ("*mov<mode>_internal"): Ditto.
9792 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9793 ("mmx_sub<mode>3"): Ditto.
9794 ("mmx_adddi3"): Remove insn pattern.
9795 ("mmx_subdi3"): Ditto.
9796 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9797 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9798 ("mmx_ashl<mode>3"): Ditto.
9799 ("mmx_lshrdi3"): Remove insn pattern.
9800 ("mmx_ashldi3"): Ditto.
9801 * config/i386/i386.c (classify_argument): Handle V1DImode.
9802 (function_arg_advance_32): Ditto.
9803 (function_arg_32): Ditto.
9804 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9805 mmx_addv1di3 insn pattern.
9806 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9807 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9808 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9809 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9810 Remove definitions of built-in functions.
9811 (V1DI_type_node): New node.
9812 (v1di_ftype_v1di_int): Ditto.
9813 (v1di_ftype_v1di_v1di): Ditto.
9814 (v2si_ftype_v2si_si): Ditto.
9815 (v4hi_ftype_v4hi_di): Remove node.
9816 (v2si_ftype_v2si_di): Ditto.
9817 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9818 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9819 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9820 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9821 Add new builtins using def_builtin_const.
9822 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9823 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9824 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9825 * config/i386/mmintrin.h (__v1di): New typedef.
9826 (_mm_add_si64): Cast arguments to __v1di type.
9827 (_mm_sub_si64): Ditto.
9828 (_mm_sll_pi16): Cast __count to __v4hi type.
9829 (_mm_sll_pi32): Cast __count to __v2si type.
9830 (_mm_sll_si64): Cast arguments to __v1di type.
9831 (_mm_srl_pi16): Cast __count to __v4hi type.
9832 (_mm_srl_pi32): Cast __count to __v2si type.
9833 (_mm_srl_si64): Cast arguments to __v1di type.
9834 (_mm_sra_pi16): Cast __count to __v4hi type.
9835 (_mm_sra_pi32): Cast __count to __v2si type.
9836 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9837 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9838 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9839 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9840 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9841 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9842 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9843 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9844 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9845 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9846 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9847 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9849 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9851 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9853 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9856 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9857 reg+const addressing for Altivec modes. Don't generate reg+reg
9858 addressing for TFmode or TDmode quantities.
9860 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9862 * c-common.c (vector_types_convertible_p): Call langhook
9863 instead of comptypes.
9865 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9868 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9869 integral and scalar float variables which have a
9872 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9874 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9875 dwarf_register_span hook when emitting unwind information for
9876 register-to-memory saves.
9877 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9878 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9880 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9882 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9883 for the same VAR_DECL.
9885 2008-03-06 Tom Tromey <tromey@redhat.com>
9888 * doc/standards.texi (Standards): Don't mention treelang.
9889 * doc/invoke.texi (Overall Options): Don't mention treelang.
9890 * doc/install.texi (Prerequisites): Don't mention bison or
9892 (Configuration): Don't mention treelang.
9893 (Building): Likewise.
9894 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9896 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9898 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9899 word-extractions out of a multi-word object.
9901 2008-03-06 Richard Guenther <rguenther@suse.de>
9903 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9904 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9905 result type and precision.
9906 * expr.c (get_inner_reference): Set unsignedp based on the result
9907 type of BIT_FIELD_REF.
9908 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9909 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9910 (try_instantiate_multiple_fields): Likewise. Use the correct type
9912 (sra_build_assignment): Likewise.
9913 (sra_build_elt_assignment): Likewise.
9914 (sra_explode_bitfield_assignment): Likewise.
9915 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9916 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9917 set BIT_FIELD_REF_UNSIGNED.
9918 (vectorizable_load): Likewise.
9920 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9922 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9925 2008-03-06 Richard Guenther <rguenther@suse.de>
9927 * alias.c (struct alias_set_entry): Move has_zero_child field
9928 to pack with alias_set.
9930 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9932 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9935 2008-03-05 Ian Lance Taylor <iant@google.com>
9937 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9939 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9941 * fwprop.c (update_df): Support width and offset parameters of
9943 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9944 global_conflicts): Change DF_REF_EXTRACT to either
9945 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9946 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9947 * df-scan.c (df_ref_record, df_defs_record,
9948 df_ref_create_structure, df_def_record_1, df_uses_record,
9949 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9950 df_bb_refs_collect, df_entry_block_defs_collect,
9951 df_exit_block_uses_collect): Support new width and offset fields.
9952 (ref_extract_pool): New storage pool.
9953 (df_free_ref): New function.
9954 (df_reg_chain_unlink, df_free_collection_rec,
9955 df_sort_and_compress_refs): Call df_free_ref.
9956 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9958 (df_ref_create_structure): Allocate df_ref_extract if offset and
9959 width fields are used.
9960 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9961 (df_uses_record): Get offset and width from ZERO_EXTRACT
9963 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9964 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9965 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9966 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9967 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9968 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9969 (df_ref_extract): New structure.
9970 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9971 (df_ref_create): Add width and offset parameters.
9973 2008-03-05 Richard Guenther <rguenther@suse.de>
9975 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9976 Use ranges_overlap_p.
9977 (offset_overlaps_with_access): Rename
9978 to ranges_overlap_p and move ...
9979 * tree-flow-inline.h (ranges_overlap_p): ... here.
9981 * tree.h (get_inner_reference, handled_component_p): Update
9984 * tree.h (record_component_aliases, get_alias_set,
9985 alias_sets_conflict_p, alias_sets_must_conflict_p,
9986 objects_must_conflict_p): Move declarations ...
9987 * alias.h (record_component_aliases, get_alias_set,
9988 alias_sets_conflict_p, alias_sets_must_conflict_p,
9989 objects_must_conflict_p): ... here.
9990 Include coretypes.h.
9991 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9993 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9995 * cfg.c: Include tree-flow.h.
9996 (remove_edge_raw): Call redirect_edge_var_map_clear.
9997 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9998 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9999 (redirect_edge_var_map_result): New.
10000 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10001 PENDING_STMT use with redirect_edge_var_map_*.
10002 * tree-ssa.c (edge_var_maps): New definition.
10003 (redirect_edge_var_map_add): New.
10004 (redirect_edge_var_map_clear): New.
10005 (redirect_edge_var_map_dup): New.
10006 (redirect_edge_var_map_vector): New.
10007 (redirect_edge_var_map_destroy): New.
10008 (ssa_redirect_edge): Replace PENDING_STMT use with
10009 redirect_edge_var_map_*.
10010 (flush_pending_stmts): Same.
10011 (delete_tree_ssa): Destroy edge var map.
10012 * tree-flow.h (struct _edge_var_map): New.
10013 Define edge_var_map vector type.
10014 Declare redirect_edge_var_map_* prototypes.
10015 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10016 * tree-cfg.c (reinstall_phi_args): Replace
10017 PENDING_STMT use with redirect_edge_var_map_*.
10019 2008-03-05 Richard Guenther <rguenther@suse.de>
10021 PR tree-optimization/35472
10022 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10023 whose single use_stmt has a overlapping set of loaded and
10024 stored symbols as that use_stmt might be a noop assignment then.
10026 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10028 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10030 2008-03-05 Richard Guenther <rguenther@suse.de>
10033 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10034 should be constants.
10035 * tree-cfg.c (verify_expr): Verify it.
10036 * fold-const.c (fold_truthop): Remove code generating
10037 BIT_FIELD_REFs of structure bases.
10038 (fold_binary): Likewise.
10039 (fold_ternary): Position and size of BIT_FIELD_REFs are
10040 always host integers.
10041 (make_bit_field_ref): Remove.
10042 (optimize_bit_field_compare): Remove.
10043 (all_ones_mask_p): Remove.
10045 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10048 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10049 (split_block_and_df_analyze): New. Split basic block and rebuild
10051 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10053 (split_pattern_seq): Likewise.
10054 (erase_matching_seqs): Likewise.
10055 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10057 2008-03-04 Geoff Keating <geoffk@apple.com>
10059 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10060 declaration and code.
10061 (tree_invalid_nonnegative_warnv_p): Likewise.
10063 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10065 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10066 examples. Truncate option-names then causing overfull hbox.
10068 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10071 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10073 * configure: Rebuilt.
10075 2008-03-04 Rafael Espindola <espindola@google.com>
10077 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10078 (tree_unary_nonnegative_warnv_p): New.
10079 (tree_binary_nonnegative_warnv_p): New.
10080 (tree_single_nonnegative_warnv_p): New.
10081 (tree_invalid_nonnegative_warnv_p): New.
10082 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10084 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10087 * opts.c (handle_option): Postpone 'unknown option' errors only for
10090 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10093 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10096 2008-03-04 Rafael Espindola <espindola@google.com>
10098 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10099 (tree_binary_nonzero_warnv_p): New.
10100 (tree_single_nonzero_warnv_p): New.
10101 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10103 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10105 PR middle-end/35456
10106 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10107 transformations for modes that have signed zeros.
10108 * ifcvt.c (noce_try_abs): Ditto.
10110 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10112 * config/i386/i386.c (override_options): Force
10113 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10115 2008-03-04 Jan Hubicka <jh@suse.cz>
10118 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10121 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10123 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10124 label to probe the stack.
10126 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10128 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10129 (__gthr_win32_mutex_destroy): Declare.
10130 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10131 __gthr_win32_mutex_destroy.
10132 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10134 2008-03-03 Jan Hubicka <jh@suse.cz>
10137 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10138 aggressive on inlining cold calls.
10140 2008-03-03 Richard Guenther <rguenther@suse.de>
10142 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10143 struct copies into the expression table.
10144 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10145 (try_to_simplify): Likewise.
10146 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10147 integral and pointer arguments which do not change the
10148 precision to NOP_EXPRs.
10149 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10150 VIEW_CONVERT_EXPR case.
10152 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10154 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10155 defined in a loop at depth 0 is invariant.
10156 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10157 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10158 be called at loop depth 0.
10160 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10163 * gcc.c (process_command): Update copyright notice dates.
10164 * gcov.c (print_version): Likewise.
10165 * gcov-dump.c (print_version): Likewise.
10166 * mips-tfile.c (main): Likewise.
10167 * mips-tdump.c (main): Likewise.
10169 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10172 * c-common.c (flag_permissive): Delete.
10173 (constant_expression_warnings): Check flags first.
10174 (constant_expression_error): New.
10175 * c-common.h (flag_permissive): Delete.
10176 (constant_expression_error): Declare.
10177 * flags.h (flag_permissive): Declare. Update description.
10178 * diagnostic.c (pedwarn): Update.
10180 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10181 (permissive_error_kind): New.
10182 * toplev.c (flag_permissive): Define. Update description.
10183 * toplev.h (permissive_error_kind): Declare.
10184 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10185 (pedwarn_c90): Use pedantic_warning_kind.
10186 * c-opts.c (c_common_post_options): flag_permissive does not affect
10187 flag_pedantic_errors.
10189 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10191 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10192 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10193 __absvsi2, __absvDI2): Use unsigned arithmetic.
10195 2008-03-02 Andi Kleen <ak@suse.de>
10196 Richard Guenther <rguenther@suse.de>
10198 * struct-equiv.c: Remove file.
10199 * cfg_cleanup.c (condjump_equiv_p): Remove.
10200 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10201 (struct-equiv.o): Remove rule.
10202 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10203 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10204 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10206 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10208 * ifcvt.c (noce_process_if_block): Try to handle only the then
10209 block if the else block exists but isn't suitable.
10211 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10214 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10215 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10216 regression from previous patch.
10218 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10221 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10223 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10224 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10225 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10226 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10227 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10228 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10229 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10230 (__gthread_mutex_destroy_function): Rename to
10231 __gthread_mutex_destroy.
10232 * gthr-dce.h (__gthread_mutex_destroy): Call
10233 pthread_mutex_destroy.
10234 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10235 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10236 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10238 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10240 * df-scan.c (df_ref_chain_change_bb): Simplify.
10241 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10242 set_block_for_insn if there's any change.
10243 * df.h ((df_insn_change_bb): Fix prototype.
10244 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10245 df_insn_change_bb, don't call set_block_for_insn.
10246 * emit-rtl.c (reorder_insns): Likewise.
10247 * haifa-sched.c (move_insn): Likewise.
10249 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10251 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10253 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10255 * tree-flow-inline.h (next_readonly_imm_use): Return
10256 NULL_USE_OPERAND_P after the end.
10258 2008-03-01 Richard Guenther <rguenther@suse.de>
10260 PR tree-optimization/35411
10261 * tree-sra.c (sra_build_assignment): Split conversion to
10262 final type to a separate statement if we are not assigning
10265 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10267 * fold-const.c (fold_convertible_p): Correct the logic to follow
10268 that in fold_convert().
10270 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10273 * tree-inline.c (build_duplicate_type): When we make a
10274 duplicate type, make it unique in the canonical types system.
10276 2008-02-29 Tom Tromey <tromey@redhat.com>
10278 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10279 input_file_stack_history, input_file_stack_restored): Remove.
10280 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10281 * input.h (struct file_stack): Remove.
10282 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10283 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10285 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10287 (diagnostic_last_module_changed): Add 'map' argument.
10288 (diagnostic_set_last_function): Likewise.
10289 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10290 line map, not input_file_stack.
10291 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10293 2008-02-29 Paul Brook <paul@codesourcery.com>
10295 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10297 2008-02-29 Paul Brook <paul@codesourcery.com>
10299 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10301 2008-02-29 Richard Guenther <rguenther@suse.de>
10303 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10305 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10306 value for comparing for a store match.
10307 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10308 (try_to_simplify): Do not do a full-blown reference lookup.
10310 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10312 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10313 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10315 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10317 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10319 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10320 strides against cache sizes.
10322 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10324 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10327 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10329 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10330 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10331 is smaller than the original promoted value.
10332 (simplify_subreg): If OP is a SUBREG, try to preserve its
10333 SUBREG_PROMOTED_VAR_P information.
10335 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10337 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10338 (VN_INFO_GET): Allocate new objects on the obstack.
10339 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10340 for rpo_numbers_temp, for consistency.
10341 (free_scc_vn): Free the obstack.
10343 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10345 * doc/invoke.texi: Document -ftree-loop-distribution.
10346 * tree-loop-distribution.c: New.
10347 * tree-pass.h (pass_loop_distribution): New.
10348 * graphds.h (struct graph): Add htab_t indices.
10349 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10350 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10351 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10352 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10353 * tree-data-ref.c (debug_data_dependence_relations): New.
10354 (dump_data_dependence_relation): Also print data references.
10355 (free_data_ref): Extern.
10356 (same_access_functions): Moved...
10357 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10358 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10359 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10360 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10361 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10362 (stmts_from_loop): Skip LABEL_EXPR.
10363 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10365 (build_rdg): Initialize rdg->indices htab.
10366 (free_rdg, stores_from_loop, ref_base_address,
10367 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10368 have_similar_memory_accesses_1, ref_base_address_1,
10369 remove_similar_memory_refs): New.
10370 * tree-data-ref.h: Depend on tree-chrec.h.
10371 (debug_data_dependence_relations, free_data_ref): Declared.
10372 (same_access_functions): ... here.
10373 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10375 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10376 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10377 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10378 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10379 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10380 rdg_vertex_for_stmt): Declared.
10381 (struct rdg_edge): Add level.
10383 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10384 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10386 (rdg_has_similar_memory_accesses): New.
10387 * tree-vect-analyze.c: Remove unused static decls.
10388 * lambda.h (dependence_level): New.
10389 * common.opt (ftree-loop-distribution): New.
10390 * tree-flow.h (mark_virtual_ops_in_bb,
10391 slpeel_tree_duplicate_loop_to_edge_cfg,
10392 rename_variables_in_loop): Declared.
10393 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10394 (OBJS-common): Add tree-loop-distribution.o.
10395 (tree-loop-distribution.o): New rule.
10396 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10397 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10398 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10400 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10403 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10404 other than structures and unions.
10406 2008-02-28 Richard Guenther <rguenther@suse.de>
10409 2008-02-26 Richard Guenther <rguenther@suse.de>
10411 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10412 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10413 (lookup_decl_from_uid): Declare.
10414 (remove_decl_from_map): Likewise.
10415 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10416 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10417 (decl_for_uid_map): New global hashtable mapping DECL_UID
10419 (init_ttree): Allocate it.
10420 (insert_decl_to_uid_decl_map): New helper function.
10421 (make_node_stat): Insert new decls into the map.
10422 (copy_node_stat): Likewise.
10423 (lookup_decl_from_uid): New function.
10424 (remove_decl_from_map): Likewise.
10425 (print_decl_for_uid_map_statistics): New helper.
10426 (dump_tree_statistics): Call it.
10428 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10429 (referenced_var_iterator): Adjust.
10430 (FOR_EACH_REFERENCED_VAR): Adjust.
10431 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10432 (num_referenced_vars): Adjust.
10433 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10434 (first_referenced_var): Remove.
10435 (end_referenced_vars_p): Likewise.
10436 (next_referenced_var): Likewise.
10437 (referenced_var_iterator_set): New helper function.
10438 * tree-dfa.c (referenced_var_lookup): Adjust.
10439 (referenced_var_check_and_insert): Likewise.
10440 (remove_referenced_var): Likewise.
10441 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10442 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10443 (verify_call_clobbering): Likewise.
10444 (verify_memory_partitions): Likewise.
10445 (init_tree_ssa): Allocate bitmap instead of hashtable for
10447 (delete_tree_ssa): Adjust.
10448 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10449 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10450 (compute_tag_properties): Likewise.
10451 (set_initial_properties): Likewise.
10452 (find_partition_for): Likewise.
10453 (update_reference_counts): Likewise.
10454 (dump_may_aliases_for): Likewise.
10455 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10456 (add_call_clobber_ops): Likewise.
10457 (add_call_read_ops): Likewise.
10458 (get_asm_expr_operands): Likewise.
10459 * tree-into-ssa.c (dump_decl_set): Likewise.
10460 (update_ssa): Likewise.
10461 * tree-sra.c (scan_function): Likewise.
10462 (decide_instantiations): Likewise.
10463 (scalarize_parms): Likewise.
10464 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10465 (dsa_named_for): Likewise.
10466 * tree-ssa-structalias.c (update_alias_info): Likewise.
10467 (merge_smts_into): Likewise.
10469 2008-02-27 David Daney <ddaney@avtrex.com>
10472 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10473 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10474 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10475 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10476 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10478 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10481 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10482 (BUILT_IN_NEXTTOWARD): Remove.
10483 (BUILT_IN_NEXTTOWARDF): Ditto.
10484 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10485 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10487 2008-02-27 Tom Tromey <tromey@redhat.com>
10489 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10490 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10492 2008-02-27 Jan Beulich <jbeulich@novell.com>
10494 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10495 update the respective field on newdecl.
10497 2008-02-27 Revital Eres <eres@il.ibm.com>
10499 PR rtl-optimization/34999
10500 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10501 crossing edges that ends with a call insn.
10502 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10503 call insn and clear the EDGE_CROSSING flag of the crossing edge
10504 when fixing fallthru edges.
10506 2008-02-27 Richard Guenther <rguenther@suse.de>
10508 PR middle-end/35390
10509 * fold-const.c (fold_unary): Return the correct argument,
10510 converted to the result type.
10512 2008-02-27 Richard Guenther <rguenther@suse.de>
10514 PR middle-end/34971
10515 * expr.c (expand_expr_real_1): Assert on rotates that operate
10517 * fold-const.c (fold_binary): Use the types precision, not the
10518 bitsize of the mode if folding rotate expressions. Build rotates
10519 only for full modes.
10521 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10523 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10524 and CPP_PRAGMA_EOL.
10525 * c-pragma.c (pragma_ns_name): New typedef.
10526 (registered_pp_pragmas): New variable.
10527 (c_pp_lookup_pragma): New function.
10528 (c_register_pragma_1): If flag_preprocess_only, do nothing
10529 for non-expanded pragmas, for expanded ones push pragma's
10530 namespace and name into registered_pp_pragmas vector.
10531 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10532 flag_preprocess_only, don't register GCC pch_preprocess
10533 pragma if flag_preprocess_only.
10534 * c-opts.c (c_common_init): Call init_pragma even if
10535 flag_preprocess_only.
10536 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10537 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10538 cpp_register_pragma if flag_preprocess_only.
10540 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10543 * c-parser.c (c_parser_translation_unit): Warn for empty
10544 translation unit, not empty source file.
10546 2008-02-26 Paul Brook <paul@codesourcery.com>
10548 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10549 operand for Thumb-2.
10550 * config/arm/arm.h (reg_class): Add CORE_REGS.
10551 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10552 (BASE_REG_CLASS): Use CORE_REGS.
10553 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10554 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10555 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10556 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10557 ARM_REGNO_OK_FOR_INDEX_P.
10558 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10559 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10560 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10561 (ldm/stm peepholes): Ditto.
10562 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10563 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10564 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10565 * config/arm/constraints.md: Enable "k" constraint on ARM.
10567 2008-02-27 Ben Elliston <bje@au.ibm.com>
10569 * config/rs6000/rs6000.c: Annotate cache line size field in all
10570 instances of struct processor_costs.
10572 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10574 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10575 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10576 jump_bypass): New counters.
10577 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10578 * dce.c (gate_ud_dce): Same.
10579 (gate_fast_dce): Same.
10580 * dse.c (gate_dse1): New function.
10581 (gate_dse2): New function.
10582 (gate_dse): Merge results of new gate functions.
10583 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10584 (gate_handle_jump_bypass): Add dbg_cnt.
10585 (gate_handle_gcse): Add dbg_cnt.
10586 * ifcvt.c (gate_handle_if_conversion): Same.
10587 (gate_handle_if_after_combine): Same.
10588 (gate_handle_if_after_reload): Same.
10589 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10591 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10593 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10595 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10597 2008-02-26 Jason Merrill <jason@redhat.com>
10600 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10601 alone if it's the naming decl for the type's main variant.
10603 2008-02-26 Tom Tromey <tromey@redhat.com>
10605 * system.h (USE_MAPPED_LOCATION): Poison.
10606 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10607 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10608 (make_goto_expr_edges): Likewise.
10609 (remove_bb): Likewise.
10610 (execute_warn_function_return): Likewise.
10611 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10613 * c-common.c (fname_decl): Remove old location code.
10614 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10616 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10618 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10619 (gen_rtx_ASM_INPUT): Likewise.
10620 (gen_rtx_ASM_INPUT_loc): Likewise.
10621 (get_rtx_asm_OPERANDS): Remove.
10622 * cfglayout.c (insn_locators_alloc): Remove old location code.
10623 (set_curr_insn_source_location): Likewise.
10624 (curr_insn_locator): Likewise.
10625 * print-tree.c (print_node): Remove old location code.
10626 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10627 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10628 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10629 location_from_locus.
10630 (construct_exit_block): Remove old location code.
10631 * emit-rtl.c (force_next_line_note): Remove old location code.
10632 * profile.c (branch_prob): Remove old location code.
10633 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10634 LOC_LINE): Remove old-location variants.
10635 * langhooks.c (lhd_print_error_function): Remove old location
10637 * configure, config.in: Rebuilt.
10638 * configure.ac (--enable-mapped-location): Remove.
10639 * c-decl.c (c_init_decl_processing): Remove old location code.
10640 (finish_function): Likewise.
10641 * recog.c (decode_asm_operands): Remove old location code.
10642 * c-pch.c (c_common_read_pch): Remove old location code.
10643 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10645 * gimple-low.c (lower_function_body): Remove old location code.
10646 * toplev.c (unknown_location): Remove.
10647 (push_srcloc): Remove old-location variant.
10648 (process_options): Remove old location code.
10649 (lang_dependent_init): Likewise.
10650 * input.h (UNKNOWN_LOCATION): Move definition.
10651 (location_t): Undeprecate.
10652 (source_locus): Remove.
10653 (location_from_locus): Remove.
10654 (struct location_s): Remove.
10655 Remove all old-location code.
10656 (input_line, input_filename): Remove.
10657 * final.c (final_scan_insn): Remove old location code.
10658 * diagnostic.c (diagnostic_build_prefix): Remove
10659 USE_MAPPED_LOCATION test.
10660 * tree.h (gimple_stmt) <locus>: Now a location_t.
10661 (tree_exp) <locus>: Likewise.
10662 (DECL_IS_BUILTIN): Remove old-location variant.
10663 (annotate_with_file_line, annotate_with_locus): Likewise.
10664 (expr_locus, set_expr_locus): Update.
10665 * tree.c (build1_stat): Remove old location code.
10666 (last_annotated_node): Remove.
10667 (annotate_with_file_line): Remove old-location variant.
10668 (annotate_with_locus): Likewise.
10669 (expr_location): Remove old location code.
10670 (set_expr_location): Likewise.
10671 (expr_has_location): Likewise.
10672 (expr_locus): Likewise.
10673 (set_expr_locus): Likewise.
10674 (expr_filename): Don't use location_from_locus.
10675 (expr_lineno): Likewise.
10676 * rtl-error.c (location_for_asm): Remove old location code.
10677 * c-lex.c (cb_line_change): Remove old location code.
10678 (fe_file_change): Likewise.
10679 (cb_def_pragma): Likewise.
10680 (c_lex_with_flags): Likewise.
10681 * gengtype.c (do_typedef): Don't special-case location types.
10682 (define_location_structures): Remove.
10683 (main): Don't call define_location_structures.
10684 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10687 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10690 * builtins.def (BUILT_IN_STDARG_START): Remove.
10691 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10692 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10693 * tree-inline.c (inline_forbidden_p_1): Likewise.
10695 2008-02-26 Richard Guenther <rguenther@suse.de>
10697 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10698 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10699 (lookup_decl_from_uid): Declare.
10700 (remove_decl_from_map): Likewise.
10701 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10702 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10703 (decl_for_uid_map): New global hashtable mapping DECL_UID
10705 (init_ttree): Allocate it.
10706 (insert_decl_to_uid_decl_map): New helper function.
10707 (make_node_stat): Insert new decls into the map.
10708 (copy_node_stat): Likewise.
10709 (lookup_decl_from_uid): New function.
10710 (remove_decl_from_map): Likewise.
10711 (print_decl_for_uid_map_statistics): New helper.
10712 (dump_tree_statistics): Call it.
10714 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10715 (referenced_var_iterator): Adjust.
10716 (FOR_EACH_REFERENCED_VAR): Adjust.
10717 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10718 (num_referenced_vars): Adjust.
10719 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10720 (first_referenced_var): Remove.
10721 (end_referenced_vars_p): Likewise.
10722 (next_referenced_var): Likewise.
10723 (referenced_var_iterator_set): New helper function.
10724 * tree-dfa.c (referenced_var_lookup): Adjust.
10725 (referenced_var_check_and_insert): Likewise.
10726 (remove_referenced_var): Likewise.
10727 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10728 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10729 (verify_call_clobbering): Likewise.
10730 (verify_memory_partitions): Likewise.
10731 (init_tree_ssa): Allocate bitmap instead of hashtable for
10733 (delete_tree_ssa): Adjust.
10734 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10735 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10736 (compute_tag_properties): Likewise.
10737 (set_initial_properties): Likewise.
10738 (find_partition_for): Likewise.
10739 (update_reference_counts): Likewise.
10740 (dump_may_aliases_for): Likewise.
10741 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10742 (add_call_clobber_ops): Likewise.
10743 (add_call_read_ops): Likewise.
10744 (get_asm_expr_operands): Likewise.
10745 * tree-into-ssa.c (dump_decl_set): Likewise.
10746 (update_ssa): Likewise.
10747 * tree-sra.c (scan_function): Likewise.
10748 (decide_instantiations): Likewise.
10749 (scalarize_parms): Likewise.
10750 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10751 (dsa_named_for): Likewise.
10752 * tree-ssa-structalias.c (update_alias_info): Likewise.
10753 (merge_smts_into): Likewise.
10755 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10758 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10759 * c-opts.c (c_common_handle_option): Wall enables
10760 Wvolatile-register-var.
10761 * common.opt: Move Wvolatile-register-var to...
10764 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10766 * common.opt (Wlarger-than=): New.
10767 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10769 * opts.c (common_handle_option): Handle -Wlarger-than=.
10770 * optc-gen.awk: Likewise.
10771 * opth-gen.awk: Likewise.
10772 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10773 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10775 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10777 * c-common.c (match_case_to_enum_1): Add appropriate
10778 OPT_W* parameter to warning.
10779 (c_do_switch_warnings): Likewise.
10780 * c-typeck.c (warning_init): Add one more parameter following
10781 'warning' function.
10782 (push_init_level): Update call to warning_init.
10783 (pop_init_level): Likewise.
10784 (add_pending_init): Likewise.
10785 (output_init_element: Likewise.
10787 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10790 * toplev.c (toplev_main): If there are warnings or error, print
10791 errors for ignored options.
10792 * opts.c (ignored_options): New static variable.
10793 (postpone_unknown_option_error): New.
10794 (print_ignored_options): New.
10795 (handle_option): Postpone errors for unknown -Wno-* options.
10796 * opts.h (print_ignored_options): Declare.
10798 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10800 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10803 2008-02-25 Richard Guenther <rguenther@suse.de>
10806 2008-02-25 Richard Guenther <rguenther@suse.de>
10808 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10809 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10810 (lookup_decl_from_uid): Declare.
10811 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10812 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10813 (decl_for_uid_map): New global hashtable mapping DECL_UID
10815 (init_ttree): Allocate it.
10816 (insert_decl_to_uid_decl_map): New helper function.
10817 (make_node_stat): Insert new decls into the map.
10818 (copy_node_stat): Likewise.
10819 (lookup_decl_from_uid): New function.
10820 (print_decl_for_uid_map_statistics): New helper.
10821 (dump_tree_statistics): Call it.
10823 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10824 (referenced_var_iterator): Adjust.
10825 (FOR_EACH_REFERENCED_VAR): Adjust.
10826 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10827 (num_referenced_vars): Adjust.
10828 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10829 (first_referenced_var): Remove.
10830 (end_referenced_vars_p): Likewise.
10831 (next_referenced_var): Likewise.
10832 (referenced_var_iterator_set): New helper function.
10833 * tree-dfa.c (referenced_var_lookup): Adjust.
10834 (referenced_var_check_and_insert): Likewise.
10835 (remove_referenced_var): Likewise.
10836 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10838 (verify_call_clobbering): Likewise.
10839 (verify_memory_partitions): Likewise.
10840 (init_tree_ssa): Allocate bitmap instead of hashtable for
10842 (delete_tree_ssa): Adjust.
10843 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10844 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10845 (compute_tag_properties): Likewise.
10846 (set_initial_properties): Likewise.
10847 (find_partition_for): Likewise.
10848 (update_reference_counts): Likewise.
10849 (dump_may_aliases_for): Likewise.
10850 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10851 (add_call_clobber_ops): Likewise.
10852 (add_call_read_ops): Likewise.
10853 (get_asm_expr_operands): Likewise.
10854 * tree-into-ssa.c (dump_decl_set): Likewise.
10855 (update_ssa): Likewise.
10856 * tree-sra.c (scan_function): Likewise.
10857 (decide_instantiations): Likewise.
10858 (scalarize_parms): Likewise.
10859 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10860 (dsa_named_for): Likewise.
10861 * tree-ssa-structalias.c (update_alias_info): Likewise.
10862 (merge_smts_into): Likewise.
10864 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10867 * doc/invoke.texi (-fcx-limited-range): Document new option.
10868 * toplev.c (process_options): Handle -fcx-fortran-rules.
10869 * common.opt: Add documentation for -fcx-fortran-rules.
10871 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10874 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10875 actual behaviour and C99.
10877 2008-02-26 Ben Elliston <bje@au.ibm.com>
10879 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10880 (ASM_CPU_POWER6_SPEC): Likewise.
10881 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10882 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10883 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10885 2008-02-25 Richard Guenther <rguenther@suse.de>
10887 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10888 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10889 (lookup_decl_from_uid): Declare.
10890 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10891 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10892 (decl_for_uid_map): New global hashtable mapping DECL_UID
10894 (init_ttree): Allocate it.
10895 (insert_decl_to_uid_decl_map): New helper function.
10896 (make_node_stat): Insert new decls into the map.
10897 (copy_node_stat): Likewise.
10898 (lookup_decl_from_uid): New function.
10899 (print_decl_for_uid_map_statistics): New helper.
10900 (dump_tree_statistics): Call it.
10902 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10903 (referenced_var_iterator): Adjust.
10904 (FOR_EACH_REFERENCED_VAR): Adjust.
10905 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10906 (num_referenced_vars): Adjust.
10907 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10908 (first_referenced_var): Remove.
10909 (end_referenced_vars_p): Likewise.
10910 (next_referenced_var): Likewise.
10911 (referenced_var_iterator_set): New helper function.
10912 * tree-dfa.c (referenced_var_lookup): Adjust.
10913 (referenced_var_check_and_insert): Likewise.
10914 (remove_referenced_var): Likewise.
10915 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10916 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10917 (verify_call_clobbering): Likewise.
10918 (verify_memory_partitions): Likewise.
10919 (init_tree_ssa): Allocate bitmap instead of hashtable for
10921 (delete_tree_ssa): Adjust.
10922 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10923 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10924 (compute_tag_properties): Likewise.
10925 (set_initial_properties): Likewise.
10926 (find_partition_for): Likewise.
10927 (update_reference_counts): Likewise.
10928 (dump_may_aliases_for): Likewise.
10929 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10930 (add_call_clobber_ops): Likewise.
10931 (add_call_read_ops): Likewise.
10932 (get_asm_expr_operands): Likewise.
10933 * tree-into-ssa.c (dump_decl_set): Likewise.
10934 (update_ssa): Likewise.
10935 * tree-sra.c (scan_function): Likewise.
10936 (decide_instantiations): Likewise.
10937 (scalarize_parms): Likewise.
10938 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10939 (dsa_named_for): Likewise.
10940 * tree-ssa-structalias.c (update_alias_info): Likewise.
10941 (merge_smts_into): Likewise.
10943 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10946 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10947 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10948 * alias.h (nonoverlapping_memrefs_p): Likewise.
10950 2008-02-25 Jan Beulich <jbeulich@novell.com>
10952 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10953 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10954 __emultls_get_address, __emultls_register_common,
10955 __floatundi?f, and _Unwind_GetIPInfo.
10956 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10957 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10958 (gen_regparm_prefix): Likewise.
10959 (i386_nlm_encode_section_info): Sync with
10960 config/i386/winnt.c:i386_pe_encode_section_info().
10961 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10962 i386_nlm_mangle_decl_assembler_name): New.
10963 (netware_override_options): New.
10964 * config/i386/netware.h (netware_override_options): Declare.
10965 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10966 (i386_nlm_mangle_decl_assembler_name): Declare.
10967 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10969 2008-02-25 Ben Elliston <bje@au.ibm.com>
10972 * c-decl.c (grokdeclarator): Remove unused local variables
10973 `typedef_type' and `type_as_written'.
10975 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10976 unused local variable `has_hot_blocks'.
10977 (fix_crossing_conditional_branches): Remove unused local variable
10980 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10982 PR middle-end/19984
10983 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10984 using DEF_C99_BUILTIN.
10985 (BUILT_IN_NANF): Ditto.
10986 (BUILT_IN_NANL): Ditto.
10988 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10989 Revital Eres <eres@il.ibm.com>
10991 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10992 regarding the order of two dependent insns in the same row.
10994 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10996 * stor-layout.c (layout_decl): Do not bump the alignment of a
10997 bit-field to more than byte alignment if it is packed.
10999 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11001 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11004 2008-02-24 Diego Novillo <dnovillo@google.com>
11006 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11009 * tree-vrp.c (vrp_evaluate_conditional): With
11010 -Wtype-limits, emit a warning when comparing against a
11011 constant outside the natural range of OP0's type.
11012 * c.opt (Wtype-limits): Move ...
11013 * common.opt (Wtype-limits): ... here.
11015 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11017 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11018 * config/rs6000/e300c2c3.md: New file.
11019 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11021 (rs6000_override_options): Add e300c2 and e300c3 cases to
11022 processor_target_table. Do not allow usage of Altivec or Spe
11023 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11024 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11025 * config/rs6000/rs6000.h (processor_type): Add
11026 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11027 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11028 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11029 and ppce300c3. Include e300c2c3.md.
11031 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11033 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11034 instead of TARGET_STRICT_ALIGN.
11036 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11038 * explow.c (memory_address): Assert that the generated address is
11041 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11044 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11045 * config/darwin-ppc-ldouble-patch.def: New file.
11046 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11047 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11048 SUBTARGET_INIT_BUILTINS if defined.
11049 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11052 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11055 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11056 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11058 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11061 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11062 file" warning condtional on -Winvalid-PCH.
11064 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11066 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11068 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11072 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11073 prevent reload from using MMX registers.
11074 (*mov<mode>_internal): Ditto.
11075 (*movv2sf_internal_rex64): Ditto.
11076 (*movv2sf_internal): Ditto.
11078 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11080 PR documentation/31569
11081 * doc/install.texi2html: Use makeinfo --no-number-sections.
11083 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11085 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11086 ensure that we can address an entire entity > 8 bytes. Don't
11087 generate reg+reg addressing for such data.
11089 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11091 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11092 strings when optimizing for size, unless the target cares about
11095 2008-02-22 Tom Tromey <tromey@redhat.com>
11097 * regclass.c (current_pass): Remove declaration.
11099 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11101 * config/avr/libgcc.S (__RAMPZ__): Define.
11102 (__do_copy_data): Add for devices with 128KB code memory.
11104 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11106 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11108 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11110 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11112 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11115 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11118 * c-typeck.c (build_binary_op): Warn about floating point
11119 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11121 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11124 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11125 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11127 (rs6000_override_options): Set altivec_abi as default, not override,
11128 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11129 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11130 is used; use new member spe_abi.
11131 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11132 spe_abi and altivec_abi.
11134 2008-02-22 Tomas Bily <tbily@suse.cz>
11136 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11138 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11141 * config.build (build_file_translate): Set to `CMD //c' only if
11143 * Makefile.in (build_file_translate): Improve comment.
11145 2008-02-21 Jan Hubicka <jh@suse.cz>
11147 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11148 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11149 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11151 2008-02-21 Michael Matz <matz@suse.de>
11154 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11156 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11158 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11159 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11160 as insn constraint.
11161 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11162 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11163 SSE_VEC_FLOAT_MODE_P as insn constraint.
11164 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11165 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11166 sse4a_movntdf using MODEF mode iterator.
11167 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11168 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11169 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11170 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11171 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11172 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11173 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11175 2008-02-21 Richard Guenther <rguenther@suse.de>
11177 * tree.def (PAREN_EXPR): New tree code.
11178 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11180 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11181 * expr.c (expand_expr_real_1): Likewise.
11182 * tree-inline.c (estimate_num_insns_1): Likewise.
11183 * tree-complex.c (expand_complex_move): Likewise.
11184 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11187 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11190 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11192 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11195 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11197 * config/sh/sh.c (find_barrier): Don't go past
11198 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11200 2008-02-20 DJ Delorie <dj@redhat.com>
11202 * config/h8300/h8300.md (insv): Force source operand to be a register.
11204 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11205 as a jump, not as a plain insn.
11207 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11209 * doc/invoke.texi (Warning Options): Add new option
11210 -Wframe-larger-than=.
11211 (-Wframe-larger-than): Document.
11213 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11214 Add declarations for new option variables.
11216 * final.c (final_start_function): Check the frame size
11217 before emission and issue a Wframe-larger-than warning.
11219 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11220 Add definitions for new option variables.
11221 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11223 * common.opt (Wframe-larger-than=): New option.
11225 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11227 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11228 (<sse>_div<mode>3): Ditto.
11229 (<sse>_vmdiv<mode>3): Ditto.
11230 (<sse>_vmsqrt<mode>2): Ditto.
11231 (*smax<mode>3): Ditto.
11232 (sse5_frcz<mode>2): Ditto.
11233 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11234 as insn constraint.
11236 2008-02-20 Richard Guenther <rguenther@suse.de>
11238 PR middle-end/35265
11239 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11240 be happy with INTEGRAL_TYPE_P.
11242 2008-02-20 Richard Guenther <rguenther@suse.de>
11244 * fold-const.c (split_tree): Associate floatig-point expressions
11245 if flag_associative_math is set.
11247 2008-02-20 Richard Guenther <rguenther@suse.de>
11249 * tree.h (fold_real_zero_addition_p): Declare.
11250 * fold-const.c (fold_real_zero_addition_p): Export.
11251 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11252 floating-point operations with zero and one.
11254 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11256 * doc/install.texi: Correct references to CFLAGS, replacing them
11257 with BOOT_CFLAGS. Document flags used during bootstrap for
11260 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11262 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11263 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11264 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11266 (smin<mode>3): Ditto from similar patterns.
11267 (smax<mode>3): Ditto.
11268 (*ieee_smin<mode>3): Ditto.
11269 (*ieee_smax<mode>3): Ditto.
11270 * config/i386/sse.md (sse): New mode attribute.
11271 (mov<mode>): Macroize expander from movv4sf and movv2df using
11272 SSEMODEF2P mode iterator.
11273 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11274 SSE_VEC_FLOAT_MODE_P as insn constraint.
11275 (storent<mode>): Ditto.
11276 (storent<mode>): Macroize expander from storentsf and storentdf using
11277 MODEF mode iterator.
11278 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11279 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11280 (abs<mode>2): Ditto from similar patterns.
11281 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11282 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11283 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11284 (<sse>_vmsqrt<mode>2): Ditto.
11285 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11286 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11287 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11288 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11289 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11290 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11291 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11293 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11294 iterator and SSE_FLOAT_MODE_P as insn constraint.
11295 (<sse>_ucomi): Ditto from similar patterns.
11296 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11297 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11298 SSE_VEC_FLOAT_MODE_P as insn constraint.
11299 (vcond<mode>): Ditto from similar patterns.
11300 (and<mode>3, *and<mode>3): Ditto.
11301 (<sse>_nand<mode>3): Ditto.
11302 (ior<mode>3, *ior<mode>3): Ditto.
11303 (xor<mode>3, *xor<mode>3): Ditto.
11304 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11305 iterator and SSE_FLOAT_MODE_P as insn constraint.
11306 (*nand<mode>3): Ditto from similar patterns.
11307 (*ior<mode>3): Ditto.
11308 (*xor<mode>3): Ditto.
11310 2008-02-20 Ira Rosen <irar@il.ibm.com>
11312 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11313 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11314 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11316 2008-02-19 Jan Hubicka <jh@suse.cz>
11318 * predict.c (tree_bb_level_predictions): Remove variable next
11319 mistakely introduced by previous commit.
11321 2008-02-19 Jan Hubicka <jh@suse.cz>
11323 * predict.c (predict_paths_leading_to): Rewrite.
11324 (predict_paths_for_bb): New.
11325 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11327 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11330 * Makefile.in (build_file_translate): New.
11331 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11332 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11333 * configure.ac (build_file_translate): Substitute it.
11334 * configure: Regenerate.
11336 2008-02-19 Jan Hubicka <jh@suse.cz>
11338 PR rtl-optimization/34408
11339 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11342 2008-02-19 Jan Hubicka <jh@suse.cz>
11344 PR middle-end/28779
11345 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11348 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11351 * config/i386/i386-modes.def: Revert the last DI alignment
11352 change until Ada people can look into it.
11354 2008-02-19 Nick Clifton <nickc@redhat.com>
11356 * opts.c (print_specific_help): Fix typo in --help text.
11358 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11361 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11362 32-bit inline asm without asm alternatives for host GCC < 3.0.
11364 2008-02-19 Richard Guenther <rguenther@suse.de>
11366 PR tree-optimization/34989
11367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11368 Allow propagation to INDIRECT_REF if we can simplify only.
11370 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11372 * c-common.c (warn_for_collisions_1): Use appropriate option when
11375 2008-02-19 Nick Clifton <nickc@redhat.com>
11378 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11379 (handle_options): Fix indentation.
11380 (print_filtered_help): If no language-specific options were
11381 displayed tell the user how to list all the options supported by
11382 the language's front-end.
11383 (print_specific_help): Fix indentation and remove duplicate line.
11384 (common_handle_option): Handle the -v option.
11385 For --help enable the display of undocumented options if the -v
11386 switch has been included on the command line.
11387 For --help= check for overlaps in the arguments between the option
11388 classes and the language names and issue a warning when they
11389 cannot be disambiguated.
11390 * c.opt (v): Pass on to the common option handler.
11392 2008-02-19 Revital Eres <eres@il.ibm.com>
11394 * modulo-sched.c (sms_schedule): Change dump message when
11395 create_ddg function fails.
11396 (try_scheduling_node_in_cycle): Rename row to cycle.
11397 (print_partial_schedule): Rename CYCLE to ROW.
11399 2008-02-19 Christian Bruel <christian.bruel@st.com>
11400 Zdenek Dvorak <ook@ucw.cz>
11402 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11404 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11407 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11408 (*x86_movdicc_0_m1_se): Ditto.
11410 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11412 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11413 (CMPtype): Define as __gcc_CMPtype.
11414 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11415 (CMPtype): Define as __gcc_CMPtype.
11417 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11419 Support valgrind 3.3 for --enable-checking=valgrind.
11420 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11422 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11423 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11424 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11425 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11426 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11427 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11428 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11430 * ggc-zone.c: Similar.
11431 * ggc-page.c: Similar.
11433 2008-02-19 Paul Brook <paul@codesourcery.com>
11436 * config/arm/ieee754-df.S: Fix do_it typo.
11437 * config/arm/ieee754-sf.S: Fix do_it typo.
11439 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11442 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11443 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11444 (OPTION_MASK_ISA_SSE_SET): Likewise.
11445 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11446 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11447 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11448 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11449 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11450 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11451 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11452 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11453 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11454 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11455 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11456 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11457 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11458 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11459 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11460 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11461 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11462 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11463 (OPTION_MASK_ISA_SSE4): Removed.
11464 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11465 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11466 (override_options): Don't turn on implied SSE/MMX bits in
11469 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11471 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11474 2008-02-18 Joey Ye <joey.ye@intel.com>
11476 PR middle-end/34921
11477 * tree-nested.c (insert_field_into_struct): Set type alignment
11478 to field alignment if the former is less than the latter.
11480 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11482 * BASE-VER: Set to 4.4.0.
11484 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11486 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11487 * doc/cfg.texi: Likewise.
11488 * doc/extend.texi: Likewise.
11489 * doc/gty.texi: Likewise.
11490 * doc/invoke.texi: Likewise.
11491 * doc/loop.texi: Likewise.
11492 * doc/md.texi: Likewise.
11493 * doc/passes.texi: Likewise.
11494 * doc/rtl.texi: Likewise.
11495 * doc/sourcebuild.texi: Likewise.
11496 * doc/tm.texi: Likewise.
11497 * doc/tree-ssa.texi: Likewise.
11499 2008-02-17 Richard Guenther <rguenther@suse.de>
11501 PR middle-end/35227
11502 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11503 without default definition.
11505 2008-02-17 Richard Guenther <rguenther@suse.de>
11507 PR tree-optimization/35231
11508 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11511 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11514 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11515 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11516 libgcc_cmp_return mode.
11518 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11521 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11523 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11525 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11528 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11530 * doc/c-tree.texi: Use `@.' where appropriate.
11531 * doc/extend.texi: Likewise.
11532 * doc/install.texi: Likewise.
11533 * doc/invoke.texi: Likewise.
11534 * doc/loop.texi: Likewise.
11535 * doc/makefile.texi: Likewise.
11536 * doc/md.texi: Likewise.
11537 * doc/passes.texi: Likewise.
11538 * doc/standards.texi: Likewise.
11539 * doc/tm.texi: Likewise.
11541 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11543 PR middle-end/35196
11544 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11546 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11547 rather than in entry_bb.
11549 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11551 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11552 libgcc_cmp_return mode.
11554 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11556 PR middle-end/35130
11557 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11558 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11560 2008-02-15 Richard Guenther <rguenther@suse.de>
11561 Zdenek Dvorak <ook@ucw.cz>
11563 PR tree-optimization/35164
11564 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11565 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11566 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11567 Only propagate addresses which do not have abnormal SSA_NAMEs
11570 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11573 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11575 2008-02-15 Jan Hubicka <jh@suse.cz>
11577 PR middle-end/35149
11578 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11580 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11582 PR middle-end/34621
11583 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11584 when calculating alignment_pad.
11586 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11588 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11589 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11590 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11591 and STACK_BOUNDARY define.
11593 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11595 PR preprocessor/35061
11596 * c-pragma.c (handle_pragma_pop_macro): Check that
11597 pushed_macro_table has been allocated.
11599 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11601 PR middle-end/35136
11602 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11603 (force_gimple_operand): Likewise.
11604 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11605 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11606 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11607 (find_interesting_uses_address): Check addressability and alignment
11608 of the base expression only after substituting bases of IVs into it.
11610 2008-02-14 Michael Matz <matz@suse.de>
11613 * function.c (instantiate_virtual_regs_in_insn): Reload address
11614 before falling back to reloading the whole operand.
11616 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11618 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11619 before the first section switch note.
11621 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11623 * doc/bugreport.texi: Update copyright years.
11624 * doc/c-tree.texi: Likewise.
11625 * doc/cfg.texi: Likewise.
11626 * doc/cpp.texi: Likewise.
11627 * doc/cppinternals.texi: Likewise.
11628 * doc/fragments.texi: Likewise.
11629 * doc/frontends.texi: Likewise.
11630 * doc/gcc.texi: Likewise.
11631 * doc/gty.texi: Likewise.
11632 * doc/hostconfig.texi: Likewise.
11633 * doc/implement-c.texi: Likewise.
11634 * doc/libgcc.texi: Likewise.
11635 * doc/loop.texi: Likewise.
11636 * doc/makefile.texi: Likewise.
11637 * doc/options.texi: Likewise.
11638 * doc/passes.texi: Likewise.
11639 * doc/rtl.texi: Likewise.
11640 * doc/sourcebuild.texi: Likewise.
11641 * doc/standards.texi: Likewise.
11642 * doc/tree-ssa.texi: Likewise.
11643 * doc/trouble.texi: Likewise.
11645 * doc/extend.texi: Use @: or add comma where appropriate.
11646 * doc/invoke.texi: Likewise.
11647 * doc/tm.texi: Likewise.
11649 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11652 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11655 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11657 * doc/md.texi (clz, ctz): Add reference.
11658 * doc/rtl.texi (clz, ctz): Likewise.
11660 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11663 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11666 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11668 * config/s390/s390.c (struct constant_pool): New field
11669 emit_pool_after added.
11670 (s390_mainpool_start): Set the emit_pool_after flag according
11671 to the section switch notes.
11672 (s390_mainpool_finish): Consider emit_pool_after when emitting
11673 the literal pool at the end of the function.
11674 (s390_chunkify_start): Force literal pool splits at section
11677 2008-02-13 Michael Matz <matz@suse.de>
11680 * var-tracking.c (clobber_variable_part): Correctly traverse the
11683 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11686 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11687 Add -fdump-ipa-inline.
11688 * tree-dump.c (dump_files): Remove tree-inlined dump.
11689 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11691 2008-02-12 Richard Guenther <rguenther@suse.de>
11693 PR tree-optimization/35171
11694 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11697 2008-02-12 Richard Guenther <rguenther@suse.de>
11699 PR middle-end/35163
11700 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11701 value-preserving mode. Disallow final truncation.
11703 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11705 PR middle-end/35136
11706 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11707 code from here to...
11708 (force_gimple_operand): ...here.
11710 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11713 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11714 non-compatible pointers.
11715 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11716 different FIELD_DECLs, try harder by comparing field offsets, sizes
11719 PR inline-asm/35160
11720 * function.c (match_asm_constraints_1): Don't replace the same input
11723 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11725 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11726 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11727 (expand_epilogue): Restore RAMPZ register.
11728 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11730 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11732 * config/i386/cygwin.asm: (__alloca): Correct calling
11733 convention and alignment.
11734 (__chkstk): Force 8 byte stack alignment.
11736 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11737 Richard Guenther <rguenther@suse.de>
11739 PR tree-optimization/33992
11740 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11741 the zero we compare against.
11743 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11745 PR libfortran/35063
11746 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11747 to CloseHandle after unlocking to prevent accumulation of handle
11750 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11752 PR middle_end/34150
11753 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11754 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11755 and update LABEL_NUSES during and after reload.
11757 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11759 PR middle-end/34627
11760 * combine.c (simplify_if_then_else): Make sure the comparison is
11761 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11763 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11766 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11767 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11768 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11769 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11770 * tree.h (get_type_static_bounds): Likewise.
11772 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11774 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11775 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11776 Make -Wfoo language annotations match what the compiler outputs.
11778 2008-02-08 Sa Liu <saliu@de.ibm.com>
11780 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11781 intrinsics spu_convts, spu_convtu, spu_convtf.
11783 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11785 * doc/extend.texi (Function Attributes) <noinline>: Mention
11786 asm ("") as method to keep calls.
11788 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11791 * doc/options.texi (Options): Replace references to opts.sh with
11793 * opts-common.c: Likewise.
11794 * optc-gen.awk: Likewise.
11796 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11798 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11800 2008-02-07 Richard Henderson <rth@redhat.com>
11803 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11804 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11807 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11809 PR tree-optimization/35085
11810 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11811 for operand entry oe2 in addition to operand entry oe3 in order to
11812 expose more opportunities for vectorizer sum reduction.
11814 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11817 * Makefile.in (LIBS): Remove $(GMPLIBS).
11818 (cc1-dummy, cc1): Add $(GMPLIBS).
11820 2008-02-06 Jan Hubicka <jh@suse.cz>
11823 * i386.md (moddf_integer): Do not produce partial memory stalls for
11824 targets where it hurts.
11826 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11829 * optabs.c (expand_float): Do not check for decimal modes when
11830 expanding unsigned integer through signed conversion.
11832 2008-02-06 Nick Clifton <nickc@redhat.com>
11834 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11835 inside the clobber with a match_operand and duplicated operand
11836 number in the constraint.
11837 (ineqbranchsi): Delete redundant comment.
11839 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11841 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11842 builtin_define ("__USE_INIT_FINI__").
11843 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11845 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11847 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11849 PR documentation/30330
11850 * doc/invoke.texi (C++ Dialect Options)
11851 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11852 For each warning option -Wfoo that allows -Wno-foo, ensure both
11853 -Wfoo and -Wno-foo are listed in the option index. Fix index
11854 entry of -Wswitch-default, index -Wnormalized= including the
11855 `=', and -Wlarger-than-@var{len} including @var{len}.
11857 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11859 * config/i386/i386.md (floatunssisf2): Use
11860 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11861 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11862 Macroize expander using MODEF mode iterator.
11864 2008-02-05 Diego Novillo <dnovillo@google.com>
11866 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11869 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11871 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11874 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11876 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11879 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11880 to indicate if a message should be generated.
11881 (init_cumulative_args): Updated.
11882 (function_value_32): Likewise.
11884 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11886 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11888 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11891 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11892 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11894 2008-02-04 Diego Novillo <dnovillo@google.com>
11896 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11899 * tree-vrp.c (vrp_evaluate_conditional): With
11900 -Wtype-limits, emit a warning when comparing against a
11901 constant outside the natural range of OP0's type.
11903 2008-02-04 Richard Guenther <rguenther@suse.de>
11905 PR middle-end/33631
11906 * expr.c (count_type_elements): Give for unions instead of
11909 2008-02-04 Richard Guenther <rguenther@suse.de>
11911 PR middle-end/35043
11912 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11913 to TYPE_DOMAINs base type instead of using bitsizetype here.
11915 2008-02-03 Jason Merrill <jason@redhat.com>
11917 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11919 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11922 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11923 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11924 (RS/6000 and PowerPC Options): Fix typos and markup.
11925 * doc/passes.texi (Tree-SSA passes): Likewise.
11927 2008-02-02 Michael Matz <matz@suse.de>
11930 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11931 from record_last_reg_set_info.
11932 (record_last_reg_set_info): Take an RTX argument, iterate over all
11933 constituent hardregs.
11934 (record_last_set_info, record_opr_changes): Change calls to
11935 new signature or to record_last_reg_set_info_regno.
11937 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11939 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11941 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11943 PR rtl-optimization/34773
11944 * reg-notes.def (EQUAL): Mention significance of combination of
11945 REG_EQUAL and REG_RETVAL.
11946 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11947 insn that has a REG_RETVAL.
11949 2008-02-01 Roger Sayle <roger@eyesopen.com>
11952 * configure.ac (--enable-fixed-point): Disable unless explicitly
11954 * configure: Regenerate.
11956 2008-02-01 Richard Guenther <rguenther@suse.de>
11959 * invoke.texi (-finline-limit): Remove no longer true parts
11960 of the documentation. Note that there is no default value.
11962 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11963 Mark Mitchell <mark@codesourcery.com>
11964 Ben Elliston <bje@au.ibm.com>
11967 * doc/extend.texi (Other Builtins): Document.
11969 2008-01-31 Tom Browder <tom.browder@gmail.com>
11971 * doc/c-tree.texi (Types): Fix grammar.
11972 (Expression trees): Ditto.
11973 * doc/passes.texi (Tree-SSA passes): Ditto.
11975 * doc/configterms.texi (Configure Terms): Fix typo.
11976 * doc/cpp.texi (Common Predefined Macros): Ditto.
11977 * doc/md.texi (Machine Constraints): Ditto.
11979 * doc/makefile.texi (Makefile): Add comma.
11981 2008-01-31 Tom Browder <tom.browder@gmail.com>
11982 Gerald Pfeifer <gerald@pfeifer.com>
11984 * doc/sourcebuild.texi (Front End): Remove references to CVS
11985 and CVSROOT/modules.
11986 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11987 (Back End): Remove reference to CVS.
11989 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11992 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11994 (mips16_gp_pseudo_reg): ...here.
11995 * config/mips/mips.md (load_const_gp): Replace with...
11996 (load_const_gp_<mode>): ...this :P-based insn.
11998 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12000 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12001 options. Minor fixes.
12002 (-std): Move reference to standards closer to where language
12003 standards are first mentioned.
12005 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12007 PR rtl-optimization/34995
12008 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12009 parameter and return a bool. If the rtx parameter is nonnull,
12010 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12011 (find_reloads): Update call accordingly. Pass the new operand
12012 if it needed no address reloads, otherwise pass null.
12014 2008-01-30 Richard Henderson <rth@redhat.com>
12017 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12018 for unbounded arrays.
12020 2008-01-30 Silvius Rus <rus@google.com>
12022 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12024 2008-01-30 Jan Hubicka <jh@suse.cz>
12027 * i386.c (init_cumulative_args): Use real function declaration when
12030 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12032 PR rtl-optimization/34998
12033 * global.c (build_insn_chain): Treat non-subreg_lowpart
12034 SUBREGs of pseudos as clobbering all the words covered by the
12035 SUBREG, not just all the bytes.
12036 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12037 original df_ref rather than an extract parameter.
12038 (global_conflicts): Update call accordingly.
12040 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12042 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12043 the overflow check to make it easier to read.
12044 (__fixtfdi): Change the type of the ll member in union
12045 long_double to UDItype_x.
12047 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12049 PR middle-end/34969
12050 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12051 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12052 * tree-inline.c (fold_marked_statements): Call
12053 cgraph_update_edges_for_call_stmt if folding a call statement.
12054 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12055 debug_generic_stmt calls, reset it back afterwards.
12058 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12060 * c-typeck.c (build_external_ref): Don't pedwarn about
12061 static vars in current function's scope.
12063 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12065 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12067 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12070 * ipa-struct-reorg.c: Fix spelling.
12071 * params.def: Ditto.
12073 2008-01-29 Richard Guenther <rguenther@suse.de>
12075 PR middle-end/35006
12076 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12078 * tree-inline.c (remap_type): Increment remapping_type_depth
12079 around remapping types.
12080 (copy_body_r): Only add referenced variables if they are referenced
12081 from code, not types.
12083 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12094 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12095 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12097 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12100 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12101 pointer for tiny stack.
12103 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12105 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12107 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12109 * config/vx-common.h: Fix typo in comment.
12111 2008-01-28 Ian Lance Taylor <iant@google.com>
12115 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12116 coalesce pointers if they have different DECL_NO_TBAA_P values.
12117 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12118 between variables with different DECL_NO_TBAA_P values.
12120 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12123 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12124 are not legitimate small data references on SPE targets.
12126 2008-01-28 David Daney <ddaney@avtrex.com>
12128 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12130 2008-01-28 David Daney <ddaney@avtrex.com>
12132 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12134 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12136 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12137 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12138 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12139 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12140 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12141 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12142 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12143 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12145 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12147 * basic-block.h (condjump_equiv_p): Fix comment.
12149 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12151 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12152 print_generic_stmt_indented): Fix comment.
12154 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12156 * configure.ac (__stack_chk_fail): Add detecion for availability
12157 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12158 * configure: Regenerate.
12160 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12162 PR middle-end/34688
12163 * final.c (output_addr_const): Handle TRUNCATE.
12165 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12168 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12169 (zero_cost, infinite_cost): New constants.
12170 (struct cost_pair): Change type of cost to comp_cost.
12171 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12172 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12174 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12175 split_address_cost, ptr_difference_cost, difference_cost,
12176 get_computation_cost_at, get_computation_cost,
12177 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12178 determine_use_iv_cost_condition, determine_use_iv_costs,
12179 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12180 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12181 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12182 Change type of cost to comp_cost.
12183 (determine_iv_cost): Increase cost of non-original ivs, instead
12184 of decreasing the cost of original ones.
12185 (get_address_cost): Indicate the complexity of the addressing mode
12187 (try_add_cand_for): Prefer using ivs not specific to some object.
12188 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12190 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12191 Janis Johnson <janis187@us.ibm.com>
12194 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12195 (TARGET_INSTANTIATE_DECLS): Likewise.
12196 * target.h (expand_to_rtl_hook): New target hook.
12197 (instantiate_decls): Likewise.
12198 * function.c (instantiate_decl): Make non-static. Rename to...
12199 (instantiate_decl_rtl): ... this.
12200 (instantiate_expr): Use instantiate_decl_rtl.
12201 (instantiate_decls_1): Likewise.
12202 (instantiate_decls): Likewise.
12203 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12204 * function.h (instantiate_decl_rtl): Add prototype.
12205 * cfgexpand.c (target.h): New include.
12206 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12207 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12208 (TARGET_INSTANTIATE_DECLS): Likewise.
12209 (TARGET_INITIALIZER): New target hooks added.
12210 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12212 * config/rs6000/rs6000.c (tree-flow.h): New include.
12213 (machine_function): Add sdmode_stack_slot field.
12214 (rs6000_alloc_sdmode_stack_slot): New function.
12215 (rs6000_instantiate_decls): Likewise.
12216 (rs6000_secondary_memory_needed_rtx): Likewise.
12217 (rs6000_check_sdmode): Likewise.
12218 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12219 (TARGET_INSTANTIATE_DECLS): Likewise.
12220 (rs6000_hard_regno_mode_ok): Allow SDmode.
12221 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12222 (rs6000_emit_move): Handle SDmode.
12223 (function_arg_advance): Likewise.
12224 (function_arg): Likewise.
12225 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12226 SDmode var args for 32-bit compiles.
12227 (rs6000_secondary_reload_class): Handle SDmode.
12228 (rs6000_output_function_epilogue): Likewise.
12229 (rs6000_function_value): Simplify if statement.
12230 (rs6000_libcall_value): Likewise.
12231 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12232 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12233 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12234 (movsd_hardfloat): New define_insn.
12235 (movsd_softfloat): Likewise.
12236 (movsd_store): Likewise.
12237 (movsd_load): Likewise.
12238 (extendsddd2): Likewise.
12239 (extendsdtd2): Likewise.
12240 (truncddsd2): Likewise.
12241 (movdd_hardfloat64): Fixup comment.
12242 (UNSPEC_MOVSD_LOAD): New constant.
12243 (UNSPEC_MOVSD_STORE): Likewise.
12245 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12248 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12250 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12251 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12252 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12253 and TRUTH_XOR_EXPR.
12255 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12258 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12259 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12260 __LONGDOUBLE128 too.
12261 * config/rs6000/aix61.h: New file.
12263 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12265 PR rtl-optimization/34959
12266 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12267 popcount and parity rtxes the same mode as their operand.
12268 Truncate or extend the result to the return value's mode
12271 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12274 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12275 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12276 to GOT_VERSION_REGNUM.
12277 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12278 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12279 * config/mips/mips.c (mips_emit_call_insn): New function.
12280 (mips_call_tls_get_addr): Call mips_expand_call directly.
12281 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12283 (mips16_build_call_stub): Likewise. Return the call insn or null.
12284 (mips_expand_call): Update the call to mips16_build_call_stub
12285 accordingly and a remove redundant condition. Assert that MIPS16
12286 stubs do not use lazy binding. Use mips_emit_call_insn and return
12288 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12290 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12291 (mips_avoid_hazard): Remove hazard_set handling.
12292 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12293 (UNSPEC_RESTORE_GP): ...this.
12294 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12295 (FAKE_CALL_REGNO): Rename to...
12296 (GOT_VERSION_REGNUM): ...this.
12297 (type): Add "ghost" value. Add an associated insn reservation.
12298 (hazard_set): Remove.
12299 (exception_receiver): Rename to...
12300 (restore_gp): ...this and update the unspec identifier accordingly.
12301 (exception_receiver, nonlocal_got_receiver): New expanders.
12302 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12303 FAKE_CALL_REGNO. Remove hazard_set attribute.
12304 (set_got_version, update_got_version): New patterns.
12306 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12309 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12311 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12314 * doc/install.texi2html: Generate gcc-vers.texi.
12316 2008-01-25 DJ Delorie <dj@redhat.com>
12318 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12320 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12322 * config/c4x: Remove directory.
12323 * config.gcc (crx-*, mt-*): Mark obsolete.
12324 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12325 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12326 sh-*-rtemscoff*): Remove cases.
12327 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12328 * real.c (encode_c4x_single, decode_c4x_single,
12329 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12330 c4x_extended_format): Remove.
12331 * real.h (c4x_single_format, c4x_extended_format): Remove.
12332 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12334 (Pragmas): Remove comment about c4x pragmas.
12335 * doc/install.texi (c4x): Remove target-specific instructions.
12336 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12337 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12338 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12339 refer to C4x source files as examples.
12340 (C4X_FLOAT_FORMAT): Remove documentation.
12342 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12344 * config/bfin/bfin.c (override_options): Reorder tests so that
12345 flag_pic gets enabled for -msep-data.
12347 2008-01-25 Richard Guenther <rguenther@suse.de>
12349 PR middle-end/32244
12350 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12351 to its bitfield precision if required.
12353 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12355 PR middle-end/33880
12356 * tree-nested.c (walk_omp_for): New function.
12357 (convert_nonlocal_reference, convert_local_reference): Call
12358 walk_omp_for on OMP_FOR.
12359 (convert_call_expr): Call walk_body on OMP_FOR's
12360 OMP_FOR_PRE_INIT_BODY.
12362 2008-01-25 Richard Guenther <rguenther@suse.de>
12364 PR tree-optimization/34966
12365 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12366 default defs and PHI_NODEs we have to insert after the
12367 defining statement.
12369 2008-01-24 Nick Clifton <nickc@redhat.com>
12371 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12372 Provide a default definition.
12373 (LIBGCC2_UNITS_PER_WORD): Likewise.
12375 * config/stormy16/stormy16.c: Include df.h for the prototype
12376 for df_regs_ever_live_p.
12377 (xstormy16_expand_builtin_va_start): Convert the stack offset
12378 into a component_ref and then use POINTER_PLUS_EXPR to add it
12379 to the incoming_virtual_args_rtx.
12380 (xstormy16_gimplify_va_arg_expr): Rename to
12381 xstormy16_gimplify_va_arg_expr.
12382 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12383 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12384 xstormy16_gimplify_va_arg_expr.
12385 Fix up some formatting issues.
12387 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12388 Move to predicates.md.
12389 (xs_hi_general_operand): Likewise.
12390 (xs_hi_nonmemory_operand): Likewise.
12391 * config/stormy16/predicates.md:
12392 (xstormy16_carry_plus_operand): New predicate.
12393 (xs_hi_general_operand): New predicate.
12394 (xs_hi_nonmemory_operand): New predicate.
12395 * config/stormy16/stormy16-protos.h:
12396 (xstormy16_carry_plus_operand): Delete prototype.
12397 (xs_hi_general_operand): Likewise.
12398 (xs_hi_nonmemory_operand): Likewise.
12400 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12401 modifiers as they are no longer needed and they can trigger
12402 reload spill failures.
12404 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12405 with a match_operand in order to help reload.
12407 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12408 constraint with 'e' for the 8th alternative as this version of
12409 the mov.w instruction only accepts the lower 8 registers.
12411 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12414 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12415 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12418 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12420 PR middle-end/33333
12421 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12423 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12425 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12427 (remove_structure): Update allocations list before removing structure.
12429 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12431 * ipa-struct-reorg.c (is_safe_cond_expr,
12432 create_new_stmts_for_cond_expr): Use integer_zerop function,
12433 that recognize not only zero-pointer, but zero-integer too.
12435 2008-01-25 Ben Elliston <bje@au.ibm.com>
12438 * fixproto: Escape "." in sed expression that strips leading "./".
12440 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12443 * gcc.c (SWITCH_OK): Removed.
12444 (SWITCH_LIVE): Changed to bit.
12445 (SWITCH_FALSE): Likewise.
12446 (SWITCH_IGNORE): Likewise.
12447 (switchstr): Change live_cond to unsigned int.
12448 (process_command): Replace SWITCH_OK with 0.
12449 (do_self_spec): Likewise.
12450 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12451 (give_switch): Likewise.
12452 (used_arg): Likewise.
12453 (do_spec_1): Set the SWITCH_IGNORE bit.
12454 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12455 bits. Set the SWITCH_LIVE bit.
12457 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12459 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12461 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12463 PR tree-optimization/34472
12464 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12465 parameter to a "bool *" and set *DATA to false if there is
12466 an unsafe access. Do not delete the structure here.
12467 (check_cond_exprs): Delete it here instead.
12468 (check_cond_exprs, exclude_cold_structs): Do not increase
12469 I when removing a structure.
12471 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12474 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12475 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12477 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12479 PR middle-end/34934
12480 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12481 a fixed vector for stack.
12483 2008-01-24 Ben Elliston <bje@au.ibm.com>
12486 * doc/gcc.texi (Software development): Add a direntry for g++.
12488 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12490 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12491 stale and straggling -fforce-addr comments above.
12493 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12495 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12496 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12498 2008-01-23 Michael Matz <matz@suse.de>
12501 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12504 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12506 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12507 malloc result type.
12509 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12511 * config/avr/avr.c (avr_current_arch): New variable.
12512 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12513 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12514 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12515 (avr_override_options): Init 'avr_current_arch'.
12516 (base_arch_s): Move from here...
12517 * config/avr/avr.h (base_arch_s): ... here. Add new members
12518 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12519 'mega' to 'have_jmp_call'.
12520 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12521 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12523 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12525 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12526 MULTILIB_MATCHES): (Ditto.).
12528 2008-01-23 Richard Guenther <rguenther@suse.de>
12530 PR middle-end/31529
12531 * cgraphunit.c (cgraph_reset_node): Always mark the node
12532 not reachable if it is not queued already.
12534 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12536 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12537 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12538 (cputype_selected): New static variable.
12539 (bfin_handle_option): Set it if -mcpu is used.
12540 (override_option): Select default set of workarounds if no cpu type
12541 selected on the command line.
12542 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12544 From Michael Frysinger <michael.frysinger@analog.com>
12545 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12546 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12548 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12549 for bf547, bf523, bf524, and bf526.
12550 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12552 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12553 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12554 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12555 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12556 * doc/invoke.texi (Blackfin Options): Document that
12557 -mcpu now accept bf547, bf523, bf524, and bf526.
12559 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12561 PR rtl-optimization/34628
12562 * combine.c (try_combine): Stop and undo after the first combination
12563 if an autoincrement side-effect on the first insn has effectively
12566 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12569 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12570 Offset addresses are not valid for Altivec or paired float modes.
12572 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12575 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12576 if DECL_INITIAL (decl) is error_mark_node.
12579 * c-common.c (handle_vector_size_attribute): Only allow
12580 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12581 the same way as pointer, array etc. types.
12582 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12585 * tree.c (build_type_attribute_qual_variant): Call
12586 build_qualified_type if attributes are equal, but quals are not.
12588 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12591 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12592 * flags.h (warn_strict_aliasing): Remove.
12593 (warn_strict_overflow): Remove.
12594 * opts.c (warn_strict_aliasing): Remove.
12595 (warn_strict_overflow): Remove.
12596 * c-opts.c (c_common_handle_option): -Wall only sets
12597 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12598 (c_common_post_options): Give default values to -Wstrict-aliasing
12599 and -Wstrict-overflow if they are uninitialized.
12600 * common.opt (Wstrict-aliasing): Specify Var and Init.
12601 (Wstrict-overflow): Likewise.
12603 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12605 PR rtl-optimization/26854
12606 PR rtl-optimization/34400
12607 PR rtl-optimization/34884
12608 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12610 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12611 (df_rd_bb_info.expanded_lr_out): Deleted
12612 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12613 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12614 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12615 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12616 Removed code to allocate, initialize or free expanded_lr_out.
12617 (df_rd_bb_local_compute_process_def): Restructured to make more
12619 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12620 sets if the sets are being trimmed.
12622 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12625 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12626 (as_vers): Likewise.
12627 * configure: Regenerated.
12629 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12631 PR middle-end/33092
12632 * tree-pass.h (pass_build_alias): New pass.
12633 * tree-ssa-alias.c (gate_build_alias): New.
12634 (pass_build_alias): New.
12635 * passes.c (init_optimization_passes): Add pass_build_alias after
12636 pass_create_structure_vars.
12638 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12640 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12641 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12642 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12643 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12644 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12645 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12646 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12647 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12648 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12649 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12650 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12651 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12652 * config/s390/s390.md (FP_ALL): New mode iterator.
12653 (_d): New mode attribute.
12654 ("*signbit<mode>2>"): Changed mode of first operand.
12655 ("isinf<mode>2"): Changed mode of first operand.
12656 ("*TDC_insn"): Adaptation for DFP modes.
12658 2008-01-22 Ben Elliston <bje@au.ibm.com>
12660 * tree.c (check_qualified_type): Improve function description.
12662 2008-01-21 Jason Merrill <jason@redhat.com>
12665 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12666 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12669 2008-01-21 DJ Delorie <dj@redhat.com>
12671 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12674 2008-01-21 Richard Guenther <rguenther@suse.de>
12676 PR middle-end/34856
12677 * tree-cfg.c (verify_expr): Allow all invariant expressions
12678 instead of just constant class ones as reference argument.
12679 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12680 like any other constant.
12681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12683 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12685 * regmove.c (fixup_match_1): Update call crossed frequencies.
12687 2008-01-21 Richard Guenther <rguenther@suse.de>
12690 * tree-inline.c (setup_one_parameter): Deal with mismatched
12691 types using a VIEW_CONVERT_EXPR.
12693 2008-01-21 Alon Dayan <alond@il.ibm.com>
12694 Olga Golovanevsky <olga@il.ibm.com>
12696 PR tree-optimization/34701
12697 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12698 when the structure size is not a power of 2.
12700 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12702 * doc/install.texi: Add doc for --enable-checking=df.
12704 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12706 PR rtl-optimization/34808
12707 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12709 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12711 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12714 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12716 PR rtl-optimization/26854
12717 PR rtl-optimization/34400
12718 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12720 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12721 (df_rd_bb_info.expanded_lr_out): New.
12722 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12723 * loop_iv.c (iv_analysis_loop_init): Ditto.
12724 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12725 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12726 Added code to allocate, initialize or free expanded_lr_out.
12727 (df_rd_bb_local_compute_process_def): Restructured to make
12728 more understandable.
12729 (df_rd_confluence_n): Add code to do nothing with fake edges and
12730 code to no apply invalidate_by_call sets if the sets are being trimmed.
12731 (df_lr_local_finalize): Renamed to df_lr_finalize.
12732 (df_live_local_finalize): Renamed to df_live_finalize.
12734 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12737 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12738 deciding whether to use reciprocal instructions.
12740 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12742 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12743 dwarf2out_note_section_used if cold_text_section is NULL.
12745 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12747 PR gcov-profile/34610
12748 * tree-cfg.c (make_edges): Mark both outgoing edges from
12749 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12750 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12751 from OMP_FOR and OMP_CONTINUE outgoing edges.
12753 * tree-profile.c (tree_profiling): Return early if
12754 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12756 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12757 from cfun to child_cfun.
12758 * function.h (struct function): Add after_tree_profile bit.
12760 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12762 * config/avr/avr.S (_exit): Disable interrupt.
12764 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12765 Steven Bosscher <stevenb.gcc@gmail.com>
12767 PR rtl-optimization/26854
12768 PR rtl-optimization/34400
12769 * df-problems.c (df_live_scratch): New scratch bitmap.
12770 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12771 (df_live_reset): Clear the proper bitmaps.
12772 (df_live_bb_local_compute): Only process the artificial defs once
12773 since the order is not important.
12774 (df_live_init): Init the df_live sets only with the variables
12775 found live by df_lr.
12776 (df_live_transfer_function): Use the df_lr sets to prune the
12777 df_live sets as they are being computed.
12778 (df_live_free): Free df_live_scratch.
12780 2008-01-18 Ian Lance Taylor <iant@google.com>
12782 * common.opt: Add fmerge-debug-strings.
12783 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12784 flag_merge_debug_strings rather than flag_merge_constants.
12785 * doc/invoke.texi (Option Summary): Mention
12786 -fmerge-debug-strings.
12787 (Debugging Options): Document -fmerge-debug-strings.
12789 2008-01-18 Ian Lance Taylor <iant@google.com>
12792 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12793 (struct tree_function_decl): Add new field operator_new_flag.
12794 * tree-inline.c (expand_call_inline): When inlining a call to
12795 operator new, force the return value to go into a variable, and
12796 set DECL_NO_TBAA_P on that variable.
12797 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12799 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12802 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12803 DWARF2_DEBUGGING_INFO.
12804 (dwarf2out_note_section_used): Ditto. Add prototype.
12805 (have_multiple_function_sections, text_section_used,
12806 cold_text_section_used, *cold_text_sections): Move declarations
12809 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12811 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12812 field and add signal_ra.
12813 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12814 assignments to frame state pc. Move end of stack check after
12815 MD_FALLBACK_FRAME_STATE_FOR.
12816 (uw_update_context_1): Use frame state signal_regs if set, instead
12817 of checking signal_frame flag.
12818 (uw_update_context): Use frame state signal_ra if set.
12819 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12820 * config/xtensa/linux-unwind.h: New file.
12822 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12824 * modulo-sched.c (get_sched_window): Fix comment typo.
12826 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12828 PR tree-optimization/34648
12829 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12831 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12833 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12834 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12836 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12838 PR rtl-optimization/34400
12839 * df-core.c (df_worklist_dataflow_overeager,
12840 df_worklist_dataflow_doublequeue): New functions.
12841 (df_worklist_dataflow): Two different worklist solvers.
12842 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12845 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12848 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12849 and ftree-parallelize-loops.
12851 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12853 PR rtl-optimization/34826
12854 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12856 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12858 * global.c (find_reg): Mark the eh regs as used if necessary.
12859 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12860 * ra.h (struct allocno): no_eh_reg field added. Changed
12861 no_stack_reg type to bitfield.
12863 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12865 * tree.c (substitute_in_expr): Add missing 'break'.
12867 2008-01-17 Richard Guenther <rguenther@suse.de>
12869 PR tree-optimization/34825
12870 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12871 x / x as division to handle.
12873 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12875 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12876 "-pthread" is specified.
12877 * pa-hpux11.h (LIB_SPEC): Likewise.
12879 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12880 Peter Bergner <bergner@vnet.ibm.com>
12882 PR rtl-optimization/33796
12883 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12885 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12887 PR libgfortran/34699
12888 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12890 * pa-hpux10.h (LINK_SPEC): Likewise.
12891 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12893 2008-01-16 Richard Guenther <rguenther@suse.de>
12895 PR middle-end/32628
12896 * fold-const.c (fold_convert_const_int_from_int): Do not
12897 set overflow if that occured only because of a sign extension
12898 change when converting from/to a sizetype with the same
12899 precision and signedness.
12901 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12904 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12905 location address to the correct place. Update copyright year.
12907 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12909 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12910 no dependences in the dependence_relations vector.
12912 2008-01-16 Jan Hubicka <jh@suse.cz>
12914 PR rtl-optimization/31396
12915 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12916 * cfg.c (dump_reg_info): Print it.
12917 * regs.h (struct reg_info_t): add freq_calls_crossed.
12918 (REG_FREQ_CALLS_CROSSED): New macro.
12919 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12920 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12921 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12922 regmove_optimize): Update call crossed frequencies.
12923 * local-alloc.c (struct qty): Add freq_calls_crossed.
12924 (alloc_qty): Copute freq_calls_crossed.
12925 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12926 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12927 * ra.h (struct allocno): Add freq_calls_crossed.
12929 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12931 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12932 libgomp when compiling with ftree-parallelize-loops.
12933 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12935 2008-01-16 Richard Guenther <rguenther@suse.de>
12937 PR tree-optimization/34769
12938 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12939 * tree.c (int_cst_value): Instead make this function more
12940 permissive in what it accepts as valid input. Document this
12941 function always sign-extends the value.
12943 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12944 Richard Guenther <rguenther@suse.de>
12947 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12948 (gimple_fold_indirect_ref_rhs): ... this.
12949 (gimple_fold_indirect_ref): New function with foldings
12950 that preserve lvalueness.
12951 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12952 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12953 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12954 to fold an INDIRECT_REF, fall back to the old use of
12955 fold_indirect_ref_1.
12957 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12959 * tree-data-ref.c (subscript_dependence_tester_1): Call
12960 free_conflict_function.
12961 (compute_self_dependence): Same.
12963 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12966 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12967 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12969 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12970 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12971 for DWARF2_UNWIND_INFO targets.
12973 2008-01-16 Richard Guenther <rguenther@suse.de>
12976 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12977 type qualifiers for function types.
12979 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12981 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12982 loop_iterator li from previous commit.
12984 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12986 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12988 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12990 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12991 (parallelize_loops): Don't parallelize irreducible components.
12993 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12996 * c-opts (c_common_post_options): Do not enable CPP
12997 flag_pedantic_errors by default.
12999 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13001 PR rtl-optimization/31944
13002 * cse.c (remove_pseudo_from_table): New function.
13003 (merge_equiv_classes): Use above function to remove pseudo-registers.
13004 (invalidate): Likewise.
13006 2008-01-13 Richard Guenther <rguenther@suse.de>
13008 PR middle-end/34601
13009 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13010 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13012 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13014 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13015 validate_change to unshare the source of the PC set.
13017 2008-01-12 Jan Hubicka <jh@suse.cz>
13019 PR middle-end/32135
13020 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13021 references above array bounds. This might trigger bounds checks for
13022 pointers to arrays.
13024 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13026 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13027 new_replaceable_dependencies.
13029 2008-01-12 Doug Kwan <dougkwan@google.com>
13031 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13032 instead of OPT_Wreturn_type in warning due to ignored return type
13034 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13035 options included in -Wextra.
13036 * c.opt: New option -Wignored_qualifiers.
13037 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13038 -Wignore_qualifiers.
13039 (-Wignored-qualifiers): Document.
13040 (-Wreturn-type): Remove description of functionality now handled
13041 by -Wignored-qualifiers.
13043 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13046 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13047 NOP_EXPR if it is between integral types with the same precision.
13049 2008-01-12 Jan Hubicka <jh@suse.cz>
13052 * invoke.texi (max-inline-recursive-depth): Fix default value.
13054 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13056 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13059 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13061 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13063 2008-01-11 James E. Wilson <wilson@specifix.com>
13066 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13068 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13070 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13071 save/restore frame pointer register and don't use 'call-prologues'
13072 optimization in function with "OS_task" attribute.
13074 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13076 PR middle-end/31309
13077 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13078 when copying to memory.
13080 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13082 PR rtl-optimization/30905
13083 * cfgcleanup.c: Include dce.h
13084 (crossjumps_occured): New global variable.
13085 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13086 If something changed, set crossjumps_occured to true.
13087 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13088 Don't add/remove fake edges to exit here...
13089 (cleanup_cfg): ...but do it here, when crossjumping.
13090 Run a fast DCE when successful crossjumps occured in the latest
13091 iteration of try_optimize_cfg.
13093 2008-01-11 Richard Guenther <rguenther@suse.de>
13095 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13096 (struct vn_unary_op_s): Likewise.
13097 (vn_reference_insert): Free old reference on hash collision.
13099 2008-01-10 Raksit Ashok <raksit@google.com>
13101 PR rtl-optimization/27971
13102 * combine.c (find_split_point): Split PLUS expressions which are
13103 inside a MEM rtx, and whose first operand is complex.
13105 2008-01-10 DJ Delorie <dj@redhat.com>
13107 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13108 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13109 (m32c_hard_regno_ok): Call the underlying function.
13111 2008-01-10 Richard Guenther <rguenther@suse.de>
13113 PR middle-end/34683
13114 * tree-cfg.c (tree_merge_blocks): Do not go through the
13115 full-blown folding and stmt updating path if we just deal
13116 with virtual operands.
13117 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13118 test for abnormal SSA_NAMEs.
13120 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13122 PR middle-end/34641
13123 * reload.c (push_reload): Add assertions. All constants from
13124 reg_equiv_constant should have been used for replacing the respective
13126 (find_reloads_address): Invoke find_reloads_address_part for
13127 constant taken from the reg_equiv_constant array.
13129 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13131 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13132 field (valnum) the first in the struct. Replace bools with
13135 2008-01-10 Richard Guenther <rguenther@suse.de>
13137 PR tree-optimization/34651
13138 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13139 types and ordering for masking and converting.
13141 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13143 PR tree-optimization/34017
13144 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13145 also for PHI_NODE expressions.
13147 2008-01-09 Jan Hubicka <jh@suse.cz>
13149 PR tree-optimization/34708
13150 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13151 based on number of case labels.
13152 (init_inline_once): Remove switch_cost.
13153 * tree-inline.h (eni_weights_d): Remove switch_cost.
13155 2008-01-09 Richard Guenther <rguenther@suse.de>
13156 Andrew Pinski <andrew_pinski@playstation.sony.com>
13158 PR middle-end/30132
13159 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13160 temporary if an rvalue is ok or an lvalue is not required.
13162 2008-01-09 Richard Guenther <rguenther@suse.de>
13164 PR middle-end/34458
13165 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13166 adjust return type.
13168 2008-01-09 Richard Guenther <rguenther@suse.de>
13170 PR middle-end/34679
13171 * tree.c (host_integerp): Check for sizetype only if the
13172 type is an integer type.
13174 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13177 * opts.c (decode_options): Disable inlining of functions called
13178 once if not in unit-at-a-time mode.
13180 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13182 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13184 2008-01-08 Richard Guenther <rguenther@suse.de>
13186 PR middle-end/31863
13187 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13188 out early if the result will be unused.
13190 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13195 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13196 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13199 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13201 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13202 for vectorization tuned.
13204 2008-01-08 Richard Guenther <rguenther@suse.de>
13206 PR tree-optimization/34683
13207 * tree-ssa-operands.c (operand_build_cmp): Export.
13208 * tree-ssa-operands.h (operand_build_cmp): Declare.
13209 * tree-vn.c (vuses_compare): Remove.
13210 (sort_vuses): Use operand_build_cmp.
13211 (sort_vuses_heap): Likewise.
13212 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13213 to re-use old VEC if available. Do not sort already sorted VUSEs.
13214 (vdefs_to_vec): Do not sort already sorted VDEFs.
13216 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13218 PR middle-end/34694
13219 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13221 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13224 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13225 limitations of reciprocal sequences on x86 targets.
13227 2008-01-08 Richard Guenther <rguenther@suse.de>
13229 PR tree-optimization/34683
13230 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13232 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13235 * config/darwin.c (darwin_mergeable_string_section): Don't use
13236 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13238 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13241 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13242 negxf2. Macroize expander using X87MODEF mode iterator. Change
13243 predicates of op0 and op1 to register_operand.
13244 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13245 expander using X87MODEF mode iterator. Change predicates of
13246 op0 and op1 to register_operand.
13247 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13248 corresponding patterns and macroize using MODEF macro. Change
13249 predicates of op0 and op1 to register_operand and remove
13250 "m" constraint. Disparage "r" alternative with "!".
13251 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13252 macroize using X87MODEF macro. Change predicates of op0 and op1
13253 to register_operand and remove "m" constraint. Disparage "r"
13254 alternative with "!".
13255 (absneg splitter with memory operands): Remove.
13256 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13257 patterns and macroize using X87MODEF mode iterator.
13258 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13259 Change predicate of op1 to register_operand.
13260 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13261 for memory operands.
13263 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13265 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13267 2008-01-07 Richard Guenther <rguenther@suse.de>
13269 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13272 2008-01-07 Richard Guenther <rguenther@suse.de>
13274 PR tree-optimization/34683
13275 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13276 VOPs of the needed size to save memory. Use VEC_quick_push
13277 to save compile-time.
13278 (vdefs_to_vec): Likewise.
13280 2008-01-07 Sa Liu <saliu@de.ibm.com>
13282 * config/spu/spu.md (divdf3): Genetate inline code for double
13283 division. The implementation doesn't handle INF or NAN, therefore it
13284 only applies when -ffinite-math-only is given.
13286 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13289 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13290 * doc/cpp.texi ([Common Predefined Macros]): Document.
13292 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13294 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13295 order to use commutative addition instead of subtraction.
13297 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13298 Mircea Namolaru <namolaru@il.ibm.com>
13299 Vladimir Yanovsky <yanov@il.ibm.com>
13300 Revital Eres <eres@il.ibm.com>
13302 PR tree-optimization/34263
13303 * tree-outof-ssa.c (process_single_block_loop_latch,
13304 contains_tree_r): New functions.
13305 (analyze_edges_for_bb): Call process_single_block_loop_latch
13306 function to empty single-basic-block latch block if possible.
13308 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13310 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13312 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13314 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13316 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13318 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13320 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13322 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13324 PR tree-optimization/34618
13325 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13328 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13331 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13332 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13333 Update copyright year.
13335 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13336 Update copyright year.
13337 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13340 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13342 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13343 edge does not point to current bb before changing need_assert.
13345 2008-01-04 Richard Guenther <rguenther@suse.de>
13347 PR middle-end/34029
13348 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13349 for verifying purposes if they are is_gimple_min_invariant.
13351 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13353 PR tree-optimization/34448
13354 PR tree-optimization/34465
13355 * gimplify.c (gimplify_init_constructor): Add new parameter
13356 notify_temp_creation. Use it.
13357 (gimplify_modify_expr_rhs): Take volatiles into account when
13358 optimizing constructors.
13359 Do not optimize constructors if gimplify_init_constructor will dump to
13361 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13362 * gcc.c-torture/compile/pr34448.c: New.
13364 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13366 PR gcov-profile/34609
13367 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13368 return_slot if result is TREE_ADDRESSABLE.
13370 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13372 * config/mips/mips.md (sqrt_condition): Tweak comment.
13373 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13375 2008-01-03 Tom Tromey <tromey@redhat.com>
13378 * c-common.c (c_type_hash): Handle VLAs.
13380 2008-01-03 Jan Hubicka <jh@suse.cz>
13382 PR tree-optimization/31081
13383 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13384 0 when inlining and not inlining to first basic block.
13385 (remap_decl): When var is initialized to 0, don't set default_def.
13386 (expand_call_inline): Set entry_bb.
13387 * tree-inline.h (copy_body_data): Add entry_bb.
13389 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13392 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13395 PR tree-optimization/29484
13396 * tree-inline.c (inline_forbidden_p_2): New function.
13397 (inline_forbidden_p): Disallow inlining if some static var
13398 has an address of a local LABEL_DECL in its initializer.
13399 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13402 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13404 PR tree-optimization/34635
13405 * tree-data-ref.c (add_other_self_distances): Make sure that the
13406 evolution step is constant.
13408 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13410 PR middle-end/34608
13411 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13413 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13415 * tree-sra.c (scalarize_init): Insert the generate_element_init
13416 statements after the generate_element_zero statements.
13418 2008-01-02 Richard Guenther <rguenther@suse.de>
13420 PR middle-end/34093
13421 PR middle-end/31976
13422 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13423 for very large number of operands instead of ICEing.
13425 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13428 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13429 while stack probing.
13431 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13433 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13436 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13438 PR libmudflap/26442
13439 * tree-mudflap.c (mx_register_decls): Guard warning by
13440 !DECL_ARTIFICIAL check.
13442 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13444 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13445 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13446 sse5_perm<mode>): Fix constraints.