1 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3 * c-decl.c (merge_decls): Use !current_function_decl to check for
4 extern declaration of C99 inline function being at file scope.
6 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * alias.c (record_alias_subset, init_alias_analysis): Fix
13 -Wc++-compat and/or -Wcast-qual warnings.
14 * attribs.c (lookup_attribute_spec): Likewise.
15 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
16 copy_bb, connect_traces,
17 find_rarely_executed_basic_blocks_and_cr): Likewise.
18 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
19 note_btr_set, migrate_btr_defs): Likewise.
20 * builtins.c (result_vector, expand_builtin_memcpy,
21 expand_builtin_mempcpy_args, expand_builtin_strncpy,
22 builtin_memset_read_str, expand_builtin_printf,
23 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
25 * caller-save.c (mark_set_regs): Likewise.
26 * calls.c (expand_call, emit_library_call_value_1): Likewise.
27 * cgraph.c (cgraph_edge): Likewise.
28 * combine.c (likely_spilled_retval_1): Likewise.
29 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
30 htab_counts_entry_del, get_coverage_counts): Likewise.
31 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
32 new_cselib_val): Likewise.
33 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
34 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
36 * df-core.c (df_compact_blocks): Likewise.
37 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
38 * df-scan.c (df_grow_reg_info, df_ref_create,
39 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
40 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
41 df_record_entry_block_defs, df_record_exit_block_uses,
42 df_bb_verify): Likewise.
43 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
44 DF_REF_EXTRACT_MODE_CONST): New.
45 * dominance.c (get_immediate_dominator, get_dominated_by,
46 nearest_common_dominator, root_of_dom_tree,
47 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
48 -Wc++-compat and/or -Wcast-qual warnings.
49 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
50 record_store, replace_read, check_mem_read_rtx, scan_insn,
51 dse_step1, dse_record_singleton_alias_set): Likewise.
52 * dwarf2asm.c (dw2_force_const_mem): Likewise.
54 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
57 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
58 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
59 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
60 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
61 add_ranges_num, add_ranges_by_labels, file_info_cmp,
62 file_name_acquire, output_file_names, add_const_value_attribute,
63 premark_used_types_helper, file_table_eq, file_table_hash,
64 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
65 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
67 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
68 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
69 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
70 gen_reg_rtx, start_sequence, init_emit): Likewise.
71 * et-forest.c (et_new_occ, et_new_tree): Likewise.
72 * except.c (init_eh_for_function, gen_eh_region,
73 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
74 arh_to_landing_pad, arh_to_label, add_action_record,
75 add_call_site, switch_to_exception_section): Likewise.
76 * expmed.c (synth_mult): Likewise.
77 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
78 store_expr): Likewise.
79 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
81 * function.c (assign_stack_temp_for_type,
82 allocate_struct_function, match_asm_constraints_1): Likewise.
83 * gcov-io.c (gcov_allocate): Likewise.
84 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
85 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
86 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
87 record_one_set, insert_expr_in_table, insert_set_in_table,
88 dump_hash_table, compute_hash_table_work, alloc_hash_table,
89 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
90 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
93 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
95 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
97 * gcc.c (process_command): Likewise.
98 * genattrtab.c (oballoc): Use XOBNEW.
100 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
101 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
102 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
103 -Wc++-compat and/or -Wcast-qual warnings.
104 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
105 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
106 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
107 gen_presence_absence_set, gen_automaton, gen_regexp_el,
108 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
109 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
110 add_excls, process_presence_absence_names,
111 process_presence_absence_patterns, add_presence_absence,
112 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
113 get_free_state, add_arc, get_free_automata_list_el,
114 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
115 transform_3, cache_presence, create_ainsns, create_automata,
116 create_state_ainsn_table, dfa_insn_code_enlarge,
117 output_trans_func, output_min_issue_delay_func,
118 output_dead_lock_func, output_reset_func,
119 output_get_cpu_unit_code_func, output_dfa_start_func,
120 expand_automata): Likewise.
121 * genextract.c (gen_insn): Likewise.
122 * gengtype-lex.l: Likewise.
123 * gengtype.c (read_input_list, adjust_field_type,
124 process_gc_options): Likewise.
125 * genoutput.c (note_constraint): Likewise.
126 * genpreds.c (mangle, add_constraint): Likewise.
127 * genrecog.c (process_define_predicate, new_decision,
128 add_to_sequence): Likewise.
129 * gensupport.c (record_insn_name): Likewise.
131 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
133 * config/i386/driver-i386.c (detect_caches_amd,
134 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
135 and/or -Wcast-qual warnings.
136 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
137 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
138 gt_pch_save): Likewise.
139 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
140 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
141 * global.c (compute_regsets): Likewise.
142 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
143 finish_graph_dump_file): Likewise.
144 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
145 unlink_bb_notes): Likewise.
146 * integrate.c (get_hard_reg_initial_val): Likewise.
147 * ipa-prop.c (ipa_push_func_to_list): Likewise.
148 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
149 * local-alloc.c (update_equiv_regs): Likewise.
150 * loop-invariant.c (check_invariant_table_size,
151 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
153 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
154 altered_reg_used, mark_altered): Likewise.
155 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
156 insert_var_expansion_initialization,
157 combine_var_copies_in_loop_exit, apply_opt_in_copies,
158 release_var_copies): Likewise.
159 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
160 analyze_matrix_decl, add_allocation_site, analyze_transpose,
161 analyze_accesses_for_phi_node, check_var_notmodified_p,
162 check_allocation_function, find_sites_in_func,
163 record_all_accesses_in_func, transform_access_sites,
164 transform_allocation_sites): Likewise.
165 * omp-low.c (new_omp_region, create_omp_child_function_name,
166 check_omp_nesting_restrictions, check_combined_parallel,
167 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
168 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
169 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
170 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
172 * opts-common.c (prune_options): Likewise.
173 * opts.c (add_input_filename, print_filtered_help,
174 get_option_state): Likewise.
175 * params.c (add_params): Likewise.
176 * passes.c (set_pass_for_id, next_pass_1,
177 do_per_function_toporder, pass_fini_dump_file): Likewise.
178 * postreload.c (reload_cse_simplify_operands): Likewise.
179 * predict.c (tree_predicted_by_p, tree_predict_edge,
180 clear_bb_predictions, combine_predictions_for_bb): Likewise.
182 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
184 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
186 * recog.c (check_asm_operands, validate_change_1): Likewise.
187 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
188 subst_asm_stack_regs): Likewise.
189 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
190 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
191 * regmove.c (reg_is_remote_constant_p): Likewise.
192 * regrename.c (regrename_optimize, scan_rtx_reg,
193 kill_clobbered_value, kill_set_value, kill_autoinc_value):
195 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
196 regstat_compute_calls_crossed): Likewise.
197 * reload1.c (init_reload, new_insn_chain,
198 has_nonexceptional_receiver, reload, copy_reloads,
199 calculate_needs_all_insns, init_elim_table): Likewise.
200 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
201 * rtl.c (shallow_copy_rtx_stat): Likewise.
202 * rtlanal.c (parms_set): Likewise.
203 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
204 sbitmap_resize, sbitmap_vector_alloc): Likewise.
205 * sched-ebb.c (earliest_block_with_similiar_load,
206 add_deps_for_risky_insns): Likewise.
207 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
208 schedule_region): Likewise.
209 * see.c (eq_descriptor_pre_extension,
210 hash_descriptor_pre_extension, hash_del_pre_extension,
211 eq_descriptor_properties, hash_descriptor_properties,
212 hash_del_properties, see_seek_pre_extension_expr,
213 see_initialize_data_structures, see_print_register_properties,
214 see_print_pre_extension_expr, see_delete_merged_def_extension,
215 see_delete_unmerged_def_extension, see_emit_use_extension,
216 see_pre_delete_extension, see_map_extension, see_commit_changes,
217 see_analyze_merged_def_local_prop,
218 see_analyze_merged_def_local_prop,
219 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
220 see_set_prop_merged_def, see_set_prop_unmerged_def,
221 see_set_prop_unmerged_use, see_print_one_extension,
222 see_merge_one_use_extension, see_merge_one_def_extension,
223 see_store_reference_and_extension, see_update_uses_relevancy,
224 see_update_defs_relevancy): Likewise.
225 * statistics.c (hash_statistics_hash, hash_statistics_eq,
226 hash_statistics_free, curr_statistics_hash): Likewise.
227 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
228 expand_asm_operands, expand_return, case_bit_test_cmp,
229 expand_case): Likewise.
230 * stor-layout.c (start_record_layout): Likewise.
231 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
232 gt_pch_save_stringpool): Likewise.
233 * tree-data-ref.c (hash_stmt_vertex_info,
234 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
235 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
237 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md : Change constraints of HImode and QImode
241 immediate operands from "i" to "n". Change SImode "ni" constraint to
242 "i" and SImode "rmi" constraint to "g". Remove all constraints
243 from const0_operand and const1_operand predicated operands.
244 (i): Change QImode and HImode attribute from "i" to "n".
245 (*subqi_2): Change HImode operands to QImode.
248 2008-06-25 Olivier Hainque <hainque@adacore.com>
250 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
253 2008-06-25 Richard Guenther <rguenther@suse.de>
255 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
256 not overflow the result type.
258 2008-06-25 Richard Guenther <rguenther@suse.de>
260 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
261 (vn_lookup): Likewise.
263 2008-06-25 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/35518
266 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
267 * tree-sra.c (instantiate_element): Use fold_build3 to build
269 (try_instantiate_multiple_fields): Likewise.
271 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
273 * config/rs6000/rs6000.md: Change all string instruction's clobber to
276 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
279 use_backchain_to_restore_sp to true
280 if the offset of the link register save area would go over the 32k - 1
281 offset limit of the load
284 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
286 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
287 anchor for the type-punning blurb. Cross-reference "Structures
288 unions enumerations and bit-fields implementation". Provide a
289 cast-through-pointer example. Make final sentence self-contained.
290 * doc/implement-c.texi (Structures unions enumerations and
291 bit-fields implementation): Cross-reference the type-punning blurb
292 in the -fstrict-aliasing documentation.
294 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
297 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
298 the memory instead of the memory itself for the save area.
300 2008-06-24 Olivier Hainque <hainque@adacore.com>
301 Nicolas Roche <roche@adacore.com>
303 * gengtype.c (srcdir_len): size_t instead of int.
304 (get_file_realbasename): New function. For F a filename, the real
305 basename of F, with all the path components stripped.
306 (get_file_srcdir_relative_path): New function. For F a filename, the
307 relative path to F from $(srcdir).
308 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
309 get_file_realbasename. Adjust the head comment.
310 (get_prefix_langdir_index): New function. For F a filename, return the
311 lang_dir_names[] relative index of the language directory that is
313 (get_file_langdir): For F a filename, return the name of the language
314 directory where F is located.
315 (get_file_gtfilename): New function. The gt- output file name for an
317 (get_output_file_with_visibility): Replace in-line computations with
318 uses of get_file_gtfilename and get_prefix_langdir_index.
319 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
321 2008-06-24 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/36504
324 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
325 references without base address.
327 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
330 * calls.c (expand_call): Increase alignment for recursive functions.
332 2008-06-23 Anatoly Sokolov <aesok@post.ru>
334 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
335 (TARGET_FUNCTION_VALUE): New define.
336 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
337 * config/avr/avr.h (FUNCTION_VALUE): Remove.
339 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
342 (fmod<mode>3): Ditto.
343 (remainderxf3): Ditto.
344 (remainder<mode>3): Ditto.
346 2008-06-23 Jakub Jelinek <jakub@redhat.com>
349 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
350 REG is a hard register.
352 PR tree-optimization/36508
353 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
354 499, don't check it at all in release compilers.
356 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
359 together with SSE_TARGET_MATH to disable insn pattern.
360 (*fop_<MODEF:mode>_2_i387): Ditto.
361 (*fop_<MODEF:mode>_3_i387): Ditto.
363 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
365 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
367 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
370 * gimplify.c (gimplify_asm_expr): Check the return code of
371 parse_output_constraint call, set function return and is_inout
374 2008-06-22 Ian Lance Taylor <iant@google.com>
376 * c-lex.c (narrowest_unsigned_type): Change itk to int.
377 (narrowest_signed_type): Likewise.
378 * c-typeck.c (c_common_type): Change local variable mclass to enum
380 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
381 tcc_comparison, not the tree code itself.
382 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
383 (c_expand_expr): Cast modifier to enum expand_modifier.
384 * c-common.h (C_RID_CODE): Add casts.
385 (C_SET_RID_CODE): Define.
386 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
387 (c_lex_one_token): Add cast to avoid warning.
388 (c_parser_objc_type_name): Rename local typename to type_name.
389 (check_no_duplicate_clause): Change code parameter to enum
391 (c_parser_omp_var_list_parens): Change kind parameter to enum
393 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
394 c_parser_omp_list_var_parens.
395 (c_parser_omp_threadprivate): Likewise.
396 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
397 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
398 * c-format.c (NO_FMT): Define.
399 (printf_length_specs): Use NO_FMT.
400 (asm_fprintf_length_specs): Likewise.
401 (gcc_diag_length_specs): Likewise.
402 (scanf_length_specs): Likewise.
403 (strfmon_length_specs): Likewise.
404 (gcc_gfc_length_specs): Likewise.
405 (printf_flag_specs): Change 0 to STD_C89.
406 (asm_fprintf_flag_specs): Likewise.
407 (gcc_diag_flag_specs): Likewise.
408 (gcc_cxxdiag_flag_specs): Likewise.
409 (scanf_flag_specs): Likewise.
410 (strftime_flag_specs): Likewise.
411 (strfmon_flag_specs): Likewise.
412 (print_char_table): Likewise.
413 (asm_fprintf_char_table): Likewise.
414 (gcc_diag_char_table): Likewise.
415 (gcc_tdiag_char_table): Likewise.
416 (gcc_cdiag_char_table): Likewise.
417 (gcc_cxxdiag_char_table): Likewise.
418 (gcc_gfc_char_table): Likewise.
419 (scan_char_table): Likewise.
420 (time_char_table): Likewis.
421 (monetary_char_table): Likewise.
422 * c-format.h (BADLEN): Likewise.
424 2008-06-21 Ian Lance Taylor <iant@google.com>
426 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
427 Define END_OF_BASE_TREE_CODES around inclusion.
428 * tree.c (tree_code_type): New global array.
429 (tree_code_length, tree_code_name): Likewise.
430 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
432 (all-tree.def, s-alltree): New targets.
433 (gencheck.h, s-gencheck): Remove.
434 (tree.o): Depend upon all-tree.def.
435 (build/gencheck.o): Remove gencheck.h dependency.
436 (mostlyclean): Don't remove gencheck.h.
437 * c-common.h (enum c_tree_code): Remove.
438 * c-lang.c (tree_code_type): Remove.
439 (tree_code_length, tree_code_name): Remove.
440 * gencheck.c (tree_codes): Include all-tree.def, rather than
441 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
443 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
445 * cp/cp-tree.h (enum cplus_tree_code): Remove.
446 (operator_name_info): Size to MAX_TREE_CODES.
447 (assignment_operator_name_info): Likewise.
448 * cp/cp-lang.c (tree_code_type): Remove.
449 (tree_code_length, tree_code_name): Remove.
450 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
451 (assignment_operator_name_info): Likewise.
452 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
454 * cp/mangle.c (write_expression): Likewise.
455 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
456 * fortran/f95-lang.c (tree_code_type): Remove.
457 (tree_code_length, tree_code_name): Remove.
458 * java/java-tree.h (enum java_tree_code): Remove.
459 * java/lang.c (tree_code_type): Remove.
460 (tree_code_length, tree_code_name): Remove.
461 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
462 * objc/objc-act.h (enum objc_tree_code): Remove.
463 * objc/objc-lang.c (tree_code_type): Remove.
464 (tree_code_length, tree_code_name): Remove.
465 * objcp/objcp-lang.c (tree_code_type): Remove.
466 (tree_code_length, tree_code_name): Remove.
467 * ada/ada-tree.h (enum gnat_tree_code): Remove.
468 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
469 * ada/misc.c (tree_code_type): Remove.
470 (tree_code_length, tree_code_name): Remove.
472 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
474 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
475 the grand_bitmap_obstack.
477 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
479 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
480 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
481 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
482 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
483 move_stmt_r, new_label_mapper): Likewise.
484 * tree-complex.c (cvc_lookup): Likewise.
485 * tree-dfa.c (create_function_ann): Likewise.
486 * tree-dump.c (dump_register): Likewise.
487 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
488 find_phi_replacement_condition): Likewise.
489 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
490 tree_function_versioning): Likewise.
491 * tree-into-ssa.c (cmp_dfsnum): Likewise.
492 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
493 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
494 get_nonlocal_debug_decl, convert_nonlocal_reference,
495 convert_nonlocal_omp_clauses, get_local_debug_decl,
496 convert_local_reference, convert_local_omp_clauses,
497 convert_nl_goto_reference, convert_nl_goto_receiver,
498 convert_tramp_reference, convert_call_expr): Likewise.
499 * tree-outof-ssa.c (contains_tree_r): Likewise.
500 * tree-parloops.c (reduction_phi, initialize_reductions,
501 eliminate_local_variables_1, add_field_for_reduction,
502 add_field_for_name, create_phi_for_local_result,
503 create_call_for_reduction_1, create_loads_for_reductions,
504 create_stores_for_reduction, create_loads_and_stores_for_name):
506 * tree-phinodes.c (allocate_phi_node): Likewise.
507 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
508 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
509 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
510 * tree-ssa-coalesce.c (compare_pairs): Likewise.
511 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
512 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
513 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
514 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
515 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
516 vn_nary_op_insert): Likewise.
517 * tree-ssa.c (redirect_edge_var_map_add,
518 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
519 * tree-vectorizer.c (vectorize_loops): Likewise.
520 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
521 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
522 tree_cons_stat, build1_stat, build_variant_type_copy,
523 decl_init_priority_lookup, decl_fini_priority_lookup,
524 decl_priority_info, decl_restrict_base_lookup,
525 decl_restrict_base_insert, decl_debug_expr_lookup,
526 decl_debug_expr_insert, decl_value_expr_lookup,
527 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
528 type_hash_add, get_file_function_name, tree_check_failed,
529 tree_not_check_failed, tree_range_check_failed,
530 omp_clause_range_check_failed, build_omp_clause,
531 build_vl_exp_stat): Likewise.
532 * value-prof.c (gimple_histogram_value,
533 gimple_duplicate_stmt_histograms): Likewise.
534 * var-tracking.c (attrs_list_insert, attrs_list_copy,
535 unshare_variable, variable_union_info_cmp_pos, variable_union,
536 dataflow_set_different_1, dataflow_set_different_2,
537 vt_find_locations, variable_was_changed, set_variable_part,
538 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
539 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
540 section_entry_hash, object_block_entry_eq,
541 object_block_entry_hash, create_block_symbol,
542 initialize_cold_section_name, default_function_rodata_section,
543 strip_reg_name, set_user_assembler_name, const_desc_eq,
544 build_constant_desc, output_constant_def, lookup_constant_def,
545 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
546 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
547 default_internal_label): Likewise.
548 * varray.c (varray_init, varray_grow): Likewise.
549 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
551 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
553 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
554 operators for "test" insn. Macroize insn using SWI mode macro.
555 (*jcc_fused_2): Ditto.
556 (*jcc_fused_3): Macroize insn using SWI mode macro.
557 (*jcc_fused_4): Ditto.
559 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
561 * tree-ssa-pre.c: Fix typo in comment.
562 (init_antic, fini_antic): Add explicit funtions for
563 initializing and deinitializing ANTIC and AVAIL sets.
564 (create_expression_by_pieces): Fix typo in comment.
565 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
566 (execute_pre): Eventually dump details about ANTIC_IN.
568 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
570 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
571 * gcc.c (translate_options, init_spec, store_arg, read_specs,
572 add_to_obstack, file_at_path, find_a_file, execute,
573 add_preprocessor_option, add_assembler_option, add_linker_option,
574 process_command, insert_wrapper, do_option_spec, do_self_spec,
575 spec_path, do_spec_1, is_directory, main, used_arg,
576 getenv_spec_function): Likewise.
577 * tlink.c (symbol_hash_lookup, file_hash_lookup,
578 demangled_hash_lookup, symbol_push, file_push, frob_extension):
581 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
583 * doc/rtl.texi: Updated subreg section.
585 2008-06-19 Jakub Jelinek <jakub@redhat.com>
588 * cgraphunit.c (cgraph_process_new_functions): Don't clear
589 node->needed and node->reachable.
590 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
591 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
592 (expand_task_call): Don't call expand_task_copyfn.
593 (expand_task_copyfn): Renamed to...
594 (finalize_task_copyfn): ... this.
596 2008-06-19 Jan Hubicka <jh@suse.cz>
598 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
599 clobbering framepointer.
601 2008-06-19 Jan Hubicka <jh@suse.cz>
603 * tree-optimize.c (execute_early_local_optimizations): Set
604 cgraph_state only at first invocation.
606 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
608 * system.h (-Wc++-compat): Activate as a warning, no an error.
610 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
613 instead of "#" in insn asm template.
614 (*jcc_fused_2): Ditto.
616 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
618 * config/i386/i386.h (ix86_tune_indices)
619 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
620 (TARGET_FUSE_CMP_AND_BRANCH): New define.
621 * config/i386/i386.md (*jcc_fused_1): New insn pattern
622 (*jcc_fused_2): Ditto.
623 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
624 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
625 (print operand): Handle 'E' and 'e' code.
627 2008-06-19 Anatoly Sokolov <aesok@post.ru>
629 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
630 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
631 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
633 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
635 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
637 (cgraph_expand_function): Use local copy of decl.
638 (cgraph_expand_all_functions): Remove redundant initialization of
640 (cgraph_optimize): Reword internal_error message.
642 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
644 * arm-protos.h (arm_return_in_memory): Remove public
645 arm_return_in_memory() prototype.
646 * arm.c (arm_return_in_memory): Add static prototype, add target
647 hook macro, change definition and comments.
648 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
650 2008-06-19 Ben Elliston <bje@au.ibm.com>
652 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
653 real.c: Remove references to IEEE 754R.
654 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
655 * doc/libgcc.texi (Decimal float library routines): Likewise.
657 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
659 * targhooks.h (struct gcc_target): New member unwind_word_mode.
660 (default_unwind_word_mode): Add prototype.
661 * targhooks.c (default_unwind_word_mode): New function.
662 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
663 instead of word_mode.
664 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
665 (TARGET_INITIALIZER): Use it.
667 * c-common.c (handle_mode_attribute): Support "unwind_word"
669 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
671 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
672 word_mode to access SjLj_Function_Context member "data".
673 (sjlj_emit_dispatch_table): Likewise. Also, perform type
674 conversion from targetm.eh_return_filter_mode () to
675 targetm.unwind_word_mode () if they differ.
677 * builtin-types.def (BT_UNWINDWORD): New primitive type.
678 (BT_FN_UNWINDWORD_PTR): New function type.
679 (BT_FN_WORD_PTR): Remove.
680 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
681 * except.c (expand_builtin_extend_pointer): Convert pointer to
682 targetm.unwind_word_mode () instead of word_mode.
684 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
685 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
686 (spu_unwind_word_mode): New function.
687 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
688 (TARGET_UNWIND_WORD_MODE): Define.
689 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
691 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
693 * config/spu/spu.c (reg_align): Remove.
694 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
695 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
696 (spu_split_store): Likewise.
698 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
700 * gcc/tree-vn.c: Fix typo in comment.
702 2008-06-18 Jan Hubicka <jh@suse.cz>
704 * cgraphunit.c (cgraph_optimize): Output debug info when doing
705 toplevel reorder too.
707 2008-06-18 Jan Hubicka <jh@suse.cz>
709 * c-opts.c (c_common_post_options): PCH is not compatible with
711 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
712 -fno-toplevel-reorder by default now.
714 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
716 PR documentation/30739
717 * doc/install.texi (Prerequisites): Document dependency on awk.
719 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
720 Ian Lance Taylor <iant@google.com>
722 PR rtl-optimization/35604
723 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
724 only want to change jump destinations, not eventual label comparisons.
726 2008-06-16 Jan Hubicka <jh@suse.cz>
728 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
730 (cgraph_analyze_function): Likewise.
732 2008-06-16 Jan Hubicka <jh@suse.cz>
734 * cgraph.h (cgraph_mark_if_needed): New function.
735 * cgraphunit.c (cgraph_mark_if_needed): New function.
736 * c-decl.c (duplicate_decl): Use it.
738 2008-06-16 Jan Hubicka <jh@suse.cz>
740 * cgraph.c (cgraph_add_new_function): When in expansion state, do
743 2008-06-16 Jan Hubicka <jh@suse.cz>
745 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
747 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
748 Kazu Hirata <kazu@codesourcery.com>
749 Maxim Kuvyrkov <maxim@codesourcery.com
751 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
752 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
753 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
754 EXTRA_SPEC_FUNCTIONS.
755 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
756 (DRIVER_SELF_SPECS): Adjust.
757 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
758 * config/mips/st.h, config/mips/t-st: New.
759 * config/mips/driver-native.c, config/mips/x-native: New.
760 * doc/invoke.texi (MIPS): Document 'native' value for -march and
763 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
765 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
767 (ISA_HAS_FP_CONDMOVE): New macro.
768 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
769 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
770 (ISA_HAS_NMADD3_NMSUB3): New macro.
771 * config/mips/mips.c (mips_rtx_costs): Update.
772 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
773 compiling for ST Loongson 2E/2F.
774 (madd<mode>): Rename to madd4<mode>. Update.
775 (madd3<mode>): New pattern.
776 (msub<mode>): Rename to msub4<mode>. Update.
777 (msub3<mode>): New pattern.
778 (nmadd<mode>): Rename to nmadd4<mode>. Update.
779 (nmadd3<mode>): New pattern.
780 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
781 (nmadd3<mode>_fastmath): New pattern.
782 (nmsub<mode>): Rename to nmsub4<mode>. Update.
783 (nmsub3<mode>): New pattern.
784 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
785 (nmsub3<mode>_fastmath): New pattern.
786 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
788 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
790 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
791 (DF_REF_INSN_INFO): New.
792 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
793 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
794 with a NULL DF_REF_INSN_INFO.
795 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
797 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
798 DF_INSN_INFO_EQ_USES): New.
799 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
800 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
801 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
802 * df-core.c: Update comment for above changes.
803 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
804 DF_INSN_UID_* macros.
805 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
806 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
807 insn rtx. Update all callers.
808 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
809 df_ref_create_structure, df_insn_refs_collect): Likewise.
810 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
811 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
812 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
813 macros to access the insn refs.
814 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
815 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
816 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
817 for accessing the refs.
818 (try_fwprop_subst): Likewise.
819 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
820 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
821 for accessing the refs.
822 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
823 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
824 to look at the insn refs.
825 (record_uses): Likewise.
826 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
828 (mark_artificial_uses): Don't mark_insn for artificial refs.
829 (mark_reg_rependencies): Likewise.
831 * doc/rtl.texi: Remove documentation of ADDRESSOF.
833 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
835 * configure: Regenerate.
837 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
839 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
840 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
841 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
843 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
845 * config/avr/avr.c (avr_mcu_t): Add attiny167.
846 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
847 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
849 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
851 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
852 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
853 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
855 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
857 * tree-ssa-sccvn.c: Fix format of comments.
859 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
861 * cgraph.c: Remove unneeded forward declarations of eq_node()
864 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
866 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
868 (see_update_relevancy): Likewise.
869 * fwprop.c (try_fwprop_subst): Likewise.
870 * rtlanal.c (noop_move_p): Likewise.
871 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
872 notes to non-existing libcall blocks.
873 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
875 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
876 (dead_libcall_p): Remove.
877 (delete_trivially_dead_insns): Don't use it.
878 * web.c (union_defs): Remove comment about keeping nops.
879 * gcse.c (hash_scan_insn): Don't take libcall pointers.
880 (compute_hash_table_work): Don't track libcall notes.
881 (do_local_cprop): Don't take libcall pointers. Don't update
883 (adjust_libcall_notes): Deleted.
884 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
885 ever have existed in the first place).
886 (replace_store_insn): Don't try to remove libcall notes.
887 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
888 (resolve_reg_notes): Don't call them.
889 (resolve_simple_move): Likewise.
890 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
891 Don't remove REG_RETVAL notes.
892 * emit-rtl.c (try_split): Don't update libcall notes.
893 (emit_copy_of_insn_after): Dito.
894 * cselib.c (cselib_current_insn_in_libcall): Remove.
895 (cselib_process_insn): Don't set/clear it.
896 (new_elt_loc_list): Don't record it.
897 (cselib_init): Don't initialize it.
898 * cselib.c (struct elt_loc_list): Remove in_libcall field.
899 * loop-invariant.c (find_invariant_insn): Don't look for libcall
901 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
902 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
903 (init_deps): Don't initialize it.
904 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
905 * combine.c (delete_noop_moves): Don't update libcall notes.
906 (can_combine_p): Remove now pointless #if 0 block.
907 (try_combine): Remove another obsolete #if 0 block.
908 (distribute_notes): Don't distribute libcall notes.
909 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
910 * dce.c (libcall_dead_p): Remove.
911 (delete_unmarked_insns): Don't handle libcall blocks.
912 (preserve_libcall_for_dce): Remove.
913 (prescan_insns_for_dce): Don't special-case libcall block insns.
914 * reload1 (reload): Don't handle libcall notes.
915 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
918 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
920 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
921 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
922 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
924 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
926 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
927 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
928 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
930 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
932 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
934 2008-06-16 Ira Rosen <irar@il.ibm.com>
936 PR tree-optimization/36493
937 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
938 the arguments list. Use VECTYPE to create vector pointer.
939 (vectorizable_store): Fail if accesses through a pointer to vectype
940 do not alias the original memory reference operands.
941 Call vect_create_data_ref_ptr without the removed argument.
942 (vectorizable_load): Likewise.
943 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
946 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
949 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
952 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
954 * config/mips/loongson2ef.md: New file.
955 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
956 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
957 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
958 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
959 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
961 (loongson2ef.md): New include.
962 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
963 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
964 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
965 (loongson_gt_<mode>, loongson_extract_halfword)
966 (loongson_insert_halfword_0, loongson_insert_halfword_2)
967 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
968 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
969 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
970 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
971 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
972 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
973 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
974 (vec_interleave_low<mode>): Define type attribute.
975 * config/mips/mips.c (mips_ls2): New static variable.
976 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
977 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
978 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
979 Implement target scheduling hooks.
980 (mips_multipass_dfa_lookahead): Update to handle tuning for
982 (mips_sched_init): Initialize data for Loongson scheduling.
983 (mips_ls2_variable_issue): New static function.
984 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
986 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
987 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
988 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
989 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
990 Handle ST Loongson 2E/2F cores.
991 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
993 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
995 * omp-low.c (extract_omp_for_data): Fix comment typo.
998 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1000 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1001 FIXME note about gcc/config.guess.
1002 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1003 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1004 * doc/cppopts.texi: Likewise.
1005 * doc/extend.texi: Likewise.
1006 * doc/gcc.texi: Likewise.
1007 * doc/gccint.texi: Likewise.
1008 * doc/gcov.texi: Likewise.
1009 * doc/gty.texi: Likewise.
1010 * doc/hostconfig.texi: Likewise.
1011 * doc/install.texi: Likewise.
1012 * doc/invoke.texi: Likewise.
1013 * doc/loop.texi: Likewise.
1014 * doc/makefile.texi: Likewise.
1015 * doc/md.texi: Likewise.
1016 * doc/passes.texi: Likewise.
1017 * doc/tm.texi: Likewise.
1018 * doc/tree-ssa.texi: Likewise.
1019 * doc/trouble.texi: Likewise.
1021 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1022 Nathan Sidwell <nathan@codesourcery.com>
1023 Maxim Kuvyrkov <maxim@codesourcery.com>
1024 Richard Sandiford <rdsandiford@googlemail.com>
1026 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1027 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1028 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1030 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1031 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1032 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1034 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1035 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1036 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1037 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1038 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1039 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1040 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1041 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1042 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1043 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1044 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1045 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1046 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1047 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1048 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1049 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1050 (mips_builtins): Add Loongson builtins.
1051 (mips_loongson_2ef_bdesc): New.
1052 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1053 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1054 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1055 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1057 (mips_expand_vector_init): New.
1058 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1059 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1061 * config/mips/mips.md: Add unspec numbers for Loongson
1062 builtins. Include loongson.md.
1063 (MOVE64): Include Loongson vector modes.
1064 (SPLITF): Include Loongson vector modes.
1065 (HALFMODE): Handle Loongson vector modes.
1066 * config/mips/loongson.md: New.
1067 * config/mips/loongson.h: New.
1068 * config.gcc: Add loongson.h header for mips*-*-* targets.
1069 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1071 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1073 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1074 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1075 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1076 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1077 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1078 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1079 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1080 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1081 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1082 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1083 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1084 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1085 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1086 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1087 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1088 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1089 Remove use_fixproto=yes.
1090 (ia64*-*-hpux*): Remove comment about using fixproto.
1091 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1093 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1095 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1097 * configure: Regenerate.
1099 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1102 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1103 before evaluating it.
1105 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1108 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1109 nested inline functions.
1110 (start_decl, start_function): Don't invert DECL_EXTERNAL
1111 for nested inline functions.
1113 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1115 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1116 splits that must be made for correctness.
1118 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1120 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1121 (AVAIL_NON_MIPS16): Likewise.
1122 (mips_builtin_description): Replace target_flags with a predicate.
1123 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1124 (dspr2_32): New availability predicates.
1125 (MIPS_BUILTIN): New macro.
1126 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1127 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1128 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1129 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1130 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1131 (mips_dsp_32only_bdesc): Merge into...
1132 (mips_builtins): ...this new array.
1133 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1134 (mips_init_builtins): Update after above changes.
1135 (mips_expand_builtin_1): Merge into...
1136 (mips_expand_builtin): ...here and update after above changes.
1138 2008-06-12 Paul Brook <paul@codesourcery.com>
1140 * longlong.h (__arm__): Define count_leading_zeros.
1141 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1142 (clzsi2, clzdi2): New functions.
1143 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1144 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1145 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1146 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1147 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1148 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1149 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1150 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1151 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1152 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1154 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1156 * config/m68k/m68k.c (m68k_tune_flags): New.
1157 (override_options): Compute m68k_tune_flags.
1158 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1159 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1161 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1164 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1166 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1168 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1169 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1171 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1173 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1174 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1176 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1179 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1182 2008-06-12 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/36345
1185 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1186 add memory_tag_needed flag.
1187 (may_alias_p): Declare.
1188 * tree-ssa-alias.c (may_alias_p): Export.
1189 (set_initial_properties): Use memory_tag_needed flag.
1190 (update_reference_counts): Likewise.
1191 (reset_alias_info): Reset memory_tag_needed flag.
1192 (create_name_tags): Check memory_tag_needed flag.
1193 (dump_points_to_info_for): Dump it.
1194 * tree-ssa-structalias.c (struct variable_info): Remove
1195 directly_dereferenced flag.
1196 (new_var_info): Do not initialize it.
1197 (process_constraint_1): Do not set it.
1198 (update_alias_info): Set is_dereferenced flag.
1199 (set_uids_in_ptset): Use may_alias_p.
1200 (set_used_smts): Check memory_tag_needed flag.
1201 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1202 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1203 memory_tag_needed flag.
1204 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1207 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1209 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1210 red zone for w64 abi.
1211 (ix86_expand_prologue): Likewise.
1212 (ix86_force_to_memory): Likewise.
1213 (ix86_free_from_memory): Likewise.
1215 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1218 * config/rs6000/rs6000.c (rs6000_override_options): Set
1219 rs6000_isel conditionally to the absence of comand line override.
1220 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1221 Remove duplicate rs6000_isel setting.
1222 * config/rs6000/eabispe.h: Ditto.
1224 2008-06-11 Richard Guenther <rguenther@suse.de>
1226 * alias.c (get_alias_set): Use the element alias-set for arrays.
1227 (record_component_aliases): For arrays and vectors do nothing.
1228 * c-common.c (strict_aliasing_warning): Handle the cases
1229 of alias set zero explicitly.
1230 * Makefile.in (dfp.o-warn): Add -Wno-error.
1232 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1234 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1236 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1237 tune_32 tune_64 to supported_defaults. Allow values not
1238 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1239 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1240 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1241 with_cpu_64 to generic for 64-bit-supporting configurations, not
1242 with_cpu. Remove FIXMEs.
1243 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1244 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1245 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1246 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1247 arch_32 and arch_64.
1249 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1250 Olivier Hainque <hainque@adacore.com>
1252 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1253 Use DECL_SIZE_UNIT to retrieve the size of the field.
1255 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1257 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1258 with function calls after declarations. Lay out
1259 neon_float_type_node before further use.
1261 2008-06-11 Richard Guenther <rguenther@suse.de>
1263 * tree-flow.h (may_point_to_global_var): Declare.
1264 * tree-ssa-alias.c (may_point_to_global_var): New function.
1265 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1267 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1269 * configure.ac: Teach that fido supports .debug_line.
1270 * configure: Regenerate.
1272 2008-06-10 Tom Tromey <tromey@redhat.com>
1274 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1277 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1279 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1280 (encode_decimal64, decode_decimal64, encode_decimal128,
1281 decode_decimal128): Reverse order of 32-bit parts of value if host
1282 and target endianness differ.
1284 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1286 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1287 Avoid division by 0.
1288 (tree_mod_pow2_value_transform): Likewise.
1289 (tree_ic_transform): Likewise.
1290 (tree_stringops_transform): Likewise.
1291 (tree_mod_subtract_transform): Likewise.
1292 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1293 (copy_edges_for_bb): Likewise.
1294 (initialize_cfun): Likewise.
1296 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1299 nonmemory_operand. Add "N" operand constraint.
1301 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1302 (*jcc_btsi_mask): Ditto.
1303 (*jcc_btsi_mask_1): Ditto.
1305 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1307 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1308 TYPE_CANONICAL for copied element type.
1310 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1313 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1314 Add m_CORE2 and m_GENERIC.
1315 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1316 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1318 (*jcc_btdi_rex64): New instruction and split pattern.
1320 (*jcc_btsi_1): Ditto.
1321 (*btsq): Fix Intel asm dialect operand order.
1325 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1328 * simplify-rtx.c (simplify_subreg): Add check for shift count
1331 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1333 * doc/md.texi: Synchronize with later constraints.md change.
1334 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1335 with a C implementation.
1336 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1338 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1339 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1340 when moving to and from MD_REGNUM.
1341 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1342 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1343 Handle byte and halfword moves.
1344 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1346 * config/mips/constraints.md (h): Turn into NO_REGS.
1347 (l, x): Update documentation.
1348 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1349 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1350 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1351 (HILO): New mode iterator.
1353 (any_div): New code iterator.
1354 (u): Extend code attribute to div and udiv.
1355 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1356 d_operand in the splitters. Remove redundant CONST_INT checks.
1357 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1358 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1359 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1360 accordingly, using normal moves instead of unspecs to move LO into
1361 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1362 (<u>mulsidi3): Handle expansion in C code.
1363 (<u>mulsidi3_32bit_internal): Rename to...
1364 (<u>mulsidi3_32bit): ...this.
1365 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1366 (*<u>mulsidi3_64bit): Rename to...
1367 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1368 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1369 to set LO and HI to the multiplication result. Use a normal move
1370 for MFLO and an unspec for MFHI.
1371 (*<u>mulsidi3_64bit_parts): Replace with...
1372 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1373 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1374 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1375 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1376 instead of HI. Split the instruction into a separate multiplication
1377 and MFHI if !TARGET_FIX_R4000.
1378 (<su>muldi3_highpart): Likewise.
1379 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1380 and the "=h" clobber.
1381 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1382 (<u>mulditi3): New expander.
1383 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1384 (madsi): Remove "=h" clobber.
1385 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1386 Force the modulus result to be a GPR and split the instruction into
1387 a division followed by an MFHI after reload.
1388 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1389 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1390 the MIPS16 HIGH define_split.
1391 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1392 of acc<->gpr moves to "multi".
1393 (*movdi_64bit): Replace the single "x" alternative with
1394 alternatives for moving into and out of "a".
1395 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1396 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1397 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1398 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1399 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1400 (movti): New expander.
1401 (*movti, *movti_mips16): New insns.
1402 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1403 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1404 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1405 * config/mips/predicates.md (fpr_operand): Delete.
1406 (d_operand): New predicate.
1408 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1410 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1411 failure on some Bourne shells.
1412 (x86_64-*-*): Ditto.
1414 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1416 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1418 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1420 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1421 (sparc-sun-solaris2*): Likewise.
1423 2008-06-09 Arnaud Charlet <charlet@adacore.com
1425 * doc/install.texi: Update requirements to build the Ada compiler.
1427 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1429 * df-scan.c (struct df_scan_problem_data): Remove the
1430 mw_link_pool alloc pool.
1431 (df_scan_free_internal): Don't free it.
1432 (df_scan_alloc): Don't allocate it.
1433 * df.h (struct df_link): Update comment.
1435 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1437 * except.h: Correct checks for when SJLJ exceptions must be used.
1439 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1441 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1444 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1446 PR tree-optimization/36218
1447 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1448 configure for the build system.
1449 (BUILD_LDFLAGS): Define.
1450 * configure: Regenerate.
1451 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1453 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1456 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1457 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1458 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1460 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1462 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1464 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1466 * config.gcc (Obsolete configurations): Remove list of
1468 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1469 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1470 targets matched by those patterns.
1471 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1472 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1473 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1474 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1475 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1476 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1477 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1478 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1479 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1480 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1481 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1482 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1483 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1484 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1485 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1486 Make code for Solaris 7 and greater unconditional for Solaris.
1487 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1488 Remove --with-* handling.
1489 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1490 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1491 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1492 LINK_OS_WINDISS_SPEC): Remove.
1493 * config/rs6000/sysv4.opt (mwindiss): Remove.
1494 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1495 * configure: Regenerate.
1496 * doc/cpp.texi: Don't mention BeOS.
1497 * doc/extend.texi (interrupt): Don't mention MS1.
1498 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1499 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1500 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1501 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1502 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1504 * doc/invoke.texi (MT Options): Remove.
1505 (-mwindiss): Remove.
1506 (CRIS Options): Remove cris-axis-aout references.
1507 (HPPA Options): Don't mention hppa1.1-*-pro.
1508 * doc/md.texi: (MorphoTech family): Remove.
1509 * libgcc2.c: Don't handle UWIN.
1510 * config/alpha/t-unicosmk: Remove.
1511 * config/alpha/unicosmk.h: Remove.
1512 * config/arm/kaos-arm.h: Remove.
1513 * config/arm/kaos-strongarm.h: Remove.
1514 * config/arm/strongarm-coff.h: Remove.
1515 * config/arm/strongarm-elf.h: Remove.
1516 * config/arm/strongarm-pe.h: Remove.
1517 * config/arm/t-strongarm-pe: Remove.
1518 * config/arm/t-xscale-coff: Remove.
1519 * config/arm/t-xscale-elf: Remove.
1520 * config/arm/xscale-coff.h: Remove.
1521 * config/arm/xscale-elf.h: Remove.
1522 * config/chorus.h: Remove.
1523 * config/cris/aout.h: Remove.
1524 * config/cris/aout.opt: Remove.
1525 * config/cris/t-aout: Remove.
1526 * config/i386/beos-elf.h: Remove.
1527 * config/i386/kaos-i386.h: Remove.
1528 * config/i386/ptx4-i.h: Remove.
1529 * config/i386/sco5.h: Remove.
1530 * config/i386/sco5.opt: Remove.
1531 * config/i386/sysv4-cpp.h: Remove.
1532 * config/i386/sysv5.h: Remove.
1533 * config/i386/t-beos: Remove.
1534 * config/i386/t-sco5: Remove.
1535 * config/i386/t-uwin: Remove.
1536 * config/i386/uwin.asm: Remove.
1537 * config/i386/uwin.h: Remove.
1538 * config/kaos.h: Remove.
1539 * config/mips/windiss.h: Remove.
1540 * config/mt: Remove directory.
1541 * config/pa/pa-osf.h: Remove.
1542 * config/pa/pa-pro-end.h: Remove.
1543 * config/pa/t-pro: Remove.
1544 * config/ptx4.h: Remove.
1545 * config/rs6000/beos.h: Remove.
1546 * config/rs6000/kaos-ppc.h: Remove.
1547 * config/rs6000/t-beos: Remove.
1548 * config/rs6000/windiss.h: Remove.
1549 * config/sh/kaos-sh.h: Remove.
1550 * config/sol2-6.h: Remove.
1551 * config/sparc/sol26-sld.h: Remove.
1552 * config/sparc/sysv4-only.h: Remove.
1553 * config/vax/bsd.h: Remove.
1554 * config/vax/t-memfuncs: Remove.
1555 * config/vax/ultrix.h: Remove.
1556 * config/vax/vaxv.h: Remove.
1557 * config/windiss.h: Remove.
1559 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1561 PR rtl-optimization/36438
1562 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1563 for vector shifts with constant scalar shift operands.
1565 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1567 * doc/invoke.texi: Document -march=xlr.
1568 * config/mips/xlr.md: New file.
1569 * config/mips/mips.md: Include it.
1571 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1572 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1573 (mips_rtx_cost_data): Likewise.
1575 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1577 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1578 PRE_INC and PRE_DEC cases.
1580 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1582 PR rtl-optimization/36419
1583 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1584 the emitting jump insn.
1587 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1588 is not bool, boolify the whole *expr_p and convert to the desired type.
1590 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1592 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1593 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1594 Add omp_private_outer_ref hook, add another argument to
1595 omp_clause_default_ctor hook.
1596 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1597 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1598 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1599 hook_tree_tree_tree_tree_null.
1600 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1601 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1602 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1603 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1604 * tree.def (OMP_TASK): New tree code.
1605 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1606 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1607 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1608 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1609 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1610 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1611 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1612 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1613 (OMP_DIRECTIVE_P): Add OMP_TASK.
1614 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1615 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1616 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1617 and OMP_CLAUSE_UNTIED entries.
1618 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1620 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1621 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1622 * tree-pretty-print.c (dump_omp_clause): Handle
1623 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1624 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1625 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1626 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1627 warning about unsigned iterators. Change decl/init/cond/incr
1628 arguments to TREE_VECs, check arguments for all collapsed loops.
1629 (c_finish_omp_taskwait): New function.
1630 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1632 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1633 default_function_array_conversion on init. Add par_clauses argument.
1634 If decl is present in parallel's lastprivate clause, change it to
1635 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1636 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1637 collapse count in clauses.
1638 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1639 c_parser_omp_for_loop callers.
1640 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1641 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1642 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1643 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1645 (c_parser_omp_clause_schedule): Handle schedule(auto).
1646 Include correct location in the error message.
1647 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1648 and PRAGMA_OMP_CLAUSE_UNTIED.
1649 (OMP_TASK_CLAUSE_MASK): Define.
1650 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1651 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1652 * tree-nested.c (convert_nonlocal_omp_clauses,
1653 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1654 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1655 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1656 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1658 (conver_nonlocal_reference, convert_local_reference,
1659 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1660 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1661 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1662 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1663 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1664 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1665 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1666 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1667 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1669 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1670 * c-common.h (c_finish_omp_taskwait): New prototype.
1671 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1672 * tree-parloops.c (create_parallel_loop): Create 1 entry
1673 vectors for OMP_FOR_{INIT,COND,INCR}.
1674 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1675 (make_edges): Handle OMP_TASK.
1676 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1677 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1678 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1679 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1680 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1681 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1682 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1683 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1684 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1685 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1686 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1687 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1688 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1689 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1690 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1691 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1692 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1693 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1694 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1695 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1696 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1697 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1698 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1699 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1700 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1701 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1702 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1703 original iterator is present in lastprivate clause or if
1704 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1705 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1706 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1707 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1708 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1709 if it is set, lookup var in outer contexts too. Handle
1710 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1711 to be implicitly determined firstprivate for task regions.
1712 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1713 if it is set, lookup var in outer contexts too. Set
1714 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1715 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1716 OMP_CLAUSE_UNTIED. Take region_type as last argument
1717 instead of in_parallel and in_combined_parallel.
1718 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1720 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1721 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1722 (new_omp_context): Set default_kind to
1723 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1724 (omp_region_type): New enum.
1725 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1726 fields, add region_type.
1727 (new_omp_context): Take region_type as argument instead of is_parallel
1728 and is_combined_parallel.
1729 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1730 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1731 ctx->is_combined_parallel checks.
1732 (gimplify_omp_task): New function.
1733 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1735 * omp-low.c (extract_omp_for_data): Use schedule(static)
1736 for schedule(auto). Handle pointer and unsigned iterators.
1737 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1738 Add loops argument. Extract data for collapsed OMP_FOR loops.
1739 (expand_parallel_call): Assert sched_kind isn't auto,
1740 map runtime schedule to index 3.
1741 (struct omp_for_data_loop): New type.
1742 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1743 Add loop, loops, collapse and iter_type fields.
1744 (workshare_safe_to_combine_p): Disallow combined for if
1745 iter_type is unsigned long long. Don't combine collapse > 1 loops
1746 unless all bounds and steps are constant. Adjust extract_omp_for_data
1748 (expand_omp_for_generic): Handle pointer, unsigned and long long
1749 iterators. Handle collapsed OMP_FOR loops. Adjust
1750 for struct omp_for_data changes. If libgomp function doesn't return
1751 boolean_type_node, add comparison of the return value with 0.
1752 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1753 pointer, unsigned and long long iterators. Adjust for struct
1754 omp_for_data changes.
1755 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1756 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1757 unsigned long long. Allocate loops array, pass it to
1758 extract_omp_for_data. For collapse > 1 loops use always
1759 expand_omp_for_generic.
1760 (omp_context): Add sfield_map and srecord_type fields.
1761 (is_task_ctx, lookup_sfield): New functions.
1762 (use_pointer_for_field): Use is_task_ctx helper. Change first
1763 argument's type from const_tree to tree. Clarify comment.
1764 In OMP_TASK disallow copy-in/out sharing.
1765 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1766 (install_var_field): Add mask argument. Populate both record_type
1767 and srecord_type if needed.
1768 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1770 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1771 and DECL_FIELD_OFFSET.
1772 (scan_sharing_clauses): Adjust install_var_field callers. For
1773 firstprivate clauses on explicit tasks allocate the var by value in
1774 record_type unconditionally, rather than by reference.
1775 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1776 Use is_taskreg_ctx instead of is_parallel_ctx.
1777 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1778 (create_omp_child_function_name): Add task_copy argument, use
1779 *_omp_cpyfn* names if it is true.
1780 (create_omp_child_function): Add task_copy argument, if true create
1781 *_omp_cpyfn* helper function.
1782 (scan_omp_parallel): Adjust create_omp_child_function callers.
1783 Rename parallel_nesting_level to taskreg_nesting_level.
1784 (scan_omp_task): New function.
1785 (lower_rec_input_clauses): Don't run constructors for firstprivate
1786 explicit task vars which are initialized by *_omp_cpyfn*.
1787 Pass outer var ref to omp_clause_default_ctor hook if
1788 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1789 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1790 OMP_CLAUSE_REDUCTION_INIT.
1791 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1792 avoid duplicate setting of fields. Handle
1793 OMP_CLAUSE_PRIVATE_OUTER_REF.
1794 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1795 copy-out if TREE_READONLY, only copy-in.
1796 (expand_task_copyfn): New function.
1797 (expand_task_call): New function.
1798 (struct omp_taskcopy_context): New type.
1799 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1801 (lower_omp_parallel): Rename to...
1802 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1803 Call create_task_copyfn if srecord_type is needed. Adjust
1805 (task_shared_vars): New variable.
1806 (check_omp_nesting_restrictions): Warn if work-sharing,
1807 barrier, master or ordered region is closely nested inside OMP_TASK.
1808 Add warnings for barrier if closely nested inside of work-sharing,
1809 ordered, or master region.
1810 (scan_omp_1): Call check_omp_nesting_restrictions even for
1811 GOMP_barrier calls. Rename parallel_nesting_level to
1812 taskreg_nesting_level. Handle OMP_TASK.
1813 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1814 work-sharing construct, continue looking for them on parent parallel
1816 (lower_omp_for_lastprivate): Add lastprivate clauses
1817 to the beginning of dlist rather than end. Adjust for struct
1818 omp_for_data changes.
1819 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1820 not after it. Handle collapsed OMP_FOR loops, adjust for
1821 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1822 (get_ws_args_for): Adjust extract_omp_for_data caller.
1823 (scan_omp_for): Handle collapsed OMP_FOR
1824 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1825 (lower_omp_single_simple): If libgomp function doesn't return
1826 boolean_type_node, add comparison of the return value with 0.
1827 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1828 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1829 (parallel_nesting_level): Rename to...
1830 (taskreg_nesting_level): ... this.
1831 (is_taskreg_ctx): New function.
1832 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1834 (execute_lower_omp): Rename parallel_nesting_level to
1835 taskreg_nesting_level.
1836 (expand_omp_parallel): Rename to...
1837 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1838 Call omp_task_call for OMP_TASK regions.
1839 (expand_omp): Adjust caller, handle OMP_TASK.
1840 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1842 * bitmap.c (bitmap_default_obstack_depth): New variable.
1843 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1844 if argument is NULL and bitmap_default_obstack is already initialized.
1845 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1847 * matrix-reorg.c (matrix_reorg): Likewise.
1849 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.md (*indirect_jump): Macroize using P
1852 mode iterator. Remove !TARGET_64BIT from insn constraints.
1853 (*tablejump_1): Ditto.
1854 (*indirect_jump_rex64): Remove insn pattern.
1855 (*tablejump_1_rex64): Ditto.
1856 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1857 and eh_return_si insn patterns.
1859 2008-06-06 Richard Guenther <rguenther@suse.de>
1861 * tree-ssa-structalias.c (merge_smts_into): Remove.
1862 (find_what_p_points_to): Do not bother to compute the
1863 points-to set for pt_anything pointers.
1864 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1865 for pt_anything pointers is ok.
1867 2008-06-06 Jan Hubicka <jh@suse.cz>
1869 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1871 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1873 * cgraph.c: Fix typos in comments.
1874 (cgraph_availability_names): Fix string typo.
1875 * fold-const.c: Fix typos in comments.
1876 (fold_binary): Fix typo in warning.
1877 * genautomata.c: Fix typos in comments.
1878 (check_presence_pattern_sets): Fix typo in local variable.
1879 (output_description): Fix typo in output.
1880 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1881 * hwint.h: Likewise.
1882 * matrix-reorg.c (check_allocation_function): Likewise.
1883 * omega.c (smooth_weird_equations): Likewise.
1884 * auto-inc-dec.c: Fix typos in comments.
1885 * bb-reorder.c: Likewise.
1886 * builtins.c: Likewise.
1887 * c-common.c: Likewise.
1888 * c-cppbuiltin.c: Likewise.
1889 * c-parser.c: Likewise.
1890 * c-pretty-print.c: Likewise.
1891 * cfgcleanup.c: Likewise.
1892 * cfgexpand.c: Likewise.
1893 * cfghooks.c: Likewise.
1894 * cfglayout.c: Likewise.
1895 * cfgloopmanip.c: Likewise.
1896 * cgraphunit.c: Likewise.
1897 * coverage.c: Likewise.
1898 * dbxout.c: Likewise.
1899 * df-byte-scan.c: Likewise.
1900 * df-core.c: Likewise.
1901 * df-problems.c: Likewise.
1902 * df-scan.c: Likewise.
1904 * dominance.c: Likewise.
1905 * domwalk.c: Likewise.
1907 * dwarf2out.c: Likewise.
1908 * emit-rtl.c: Likewise.
1909 * et-forest.c: Likewise.
1910 * function.c: Likewise.
1911 * function.h: Likewise.
1913 * gcov-io.c: Likewise.
1916 * genattrtab.c: Likewise.
1917 * ggc-page.c: Likewise.
1918 * gimplify.c: Likewise.
1919 * gthr-lynx.h: Likewise.
1920 * haifa-sched.c: Likewise.
1921 * ipa-cp.c: Likewise.
1922 * ipa-inline.c: Likewise.
1923 * ipa-prop.h: Likewise.
1924 * ipa-pure-const.c: Likewise.
1925 * ipa-struct-reorg.c: Likewise.
1926 * ipa-struct-reorg.h: Likewise.
1927 * ipa-type-escape.c: Likewise.
1929 * loop-doloop.c: Likewise.
1930 * mips-tfile.c: Likewise.
1931 * mkmap-flat.awk: Likewise.
1932 * mkmap-symver.awk: Likewise.
1933 * modulo-sched.c: Likewise.
1934 * omp-low.c: Likewise.
1935 * optabs.c: Likewise.
1936 * optabs.h: Likewise.
1938 * passes.c: Likewise.
1939 * postreload-gcse.c: Likewise.
1940 * postreload.c: Likewise.
1941 * predict.c: Likewise.
1942 * pretty-print.h: Likewise.
1943 * profile.c: Likewise.
1944 * protoize.c: Likewise.
1945 * ra-conflict.c: Likewise.
1947 * recog.c: Likewise.
1948 * regclass.c: Likewise.
1950 * reload.c: Likewise.
1951 * rtl-error.c: Likewise.
1952 * rtlanal.c: Likewise.
1954 * sched-rgn.c: Likewise.
1957 * target.h: Likewise.
1958 * tree-dfa.c: Likewise.
1959 * tree-eh.c: Likewise.
1960 * tree-flow-inline.h: Likewise.
1961 * tree-inline.c: Likewise.
1962 * tree-into-ssa.c: Likewise.
1963 * tree-loop-distribution.c: Likewise.
1964 * tree-nested.c: Likewise.
1965 * tree-parloops.c: Likewise.
1966 * tree-pass.h: Likewise.
1967 * tree-pretty-print.c: Likewise.
1968 * tree-profile.c: Likewise.
1969 * tree-scalar-evolution.c: Likewise.
1970 * tree-sra.c: Likewise.
1971 * tree-ssa-alias-warnings.c: Likewise.
1972 * tree-ssa-ccp.c: Likewise.
1973 * tree-ssa-coalesce.c: Likewise.
1974 * tree-ssa-dom.c: Likewise.
1975 * tree-ssa-dse.c: Likewise.
1976 * tree-ssa-forwprop.c: Likewise.
1977 * tree-ssa-live.c: Likewise.
1978 * tree-ssa-live.h: Likewise.
1979 * tree-ssa-loop-im.c: Likewise.
1980 * tree-ssa-loop-ivopts.c: Likewise.
1981 * tree-ssa-loop-niter.c: Likewise.
1982 * tree-ssa-loop-prefetch.c: Likewise.
1983 * tree-ssa-phiopt.c: Likewise.
1984 * tree-ssa-phiprop.c: Likewise.
1985 * tree-ssa-sccvn.c: Likewise.
1986 * tree-ssa-ter.c: Likewise.
1987 * tree-ssa-threadupdate.c: Likewise.
1988 * tree-ssa.c: Likewise.
1989 * tree-vect-analyze.c: Likewise.
1990 * tree-vect-transform.c: Likewise.
1991 * tree-vectorizer.c: Likewise.
1992 * tree-vn.c: Likewise.
1993 * tree-vrp.c: Likewise.
1995 * tree.def: Likewise.
1997 * unwind-dw2-fde.c: Likewise.
1998 * unwind.inc: Likewise.
1999 * value-prof.c: Likewise.
2000 * vmsdbgout.c: Likewise.
2002 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2004 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2005 always place FP constants in the TOC for TARGET_POWERPC64.
2006 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2008 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2010 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2011 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2012 enable for TARGET_E500_DOUBLE.
2013 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2014 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2015 floating-point modes like integer modes for E500 double.
2016 (rs6000_legitimate_offset_address_p): Likewise.
2017 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2018 addressing for DDmode for E500 double.
2019 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2020 modes as using 64-bits of registers for E500 double.
2021 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2022 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2023 specially for E500 double.
2024 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2025 TDmode for E500 double.
2026 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2027 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2028 (rs6000_split_multireg_move): Do not handle TDmode specially for
2030 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2031 using 64-bit registers for E500 double.
2032 (emit_frame_save): Do not handle DDmode specially for E500 double.
2033 (gen_frame_mem_offset): Likewise.
2034 (rs6000_function_value): Do not call spe_build_register_parallel
2035 for DDmode or TDmode.
2036 (rs6000_libcall_value): Likewise.
2037 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2038 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2041 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2043 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2046 2008-06-04 Junjie Gu <jgu@tensilica.com>
2048 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2049 comparison for frame pointers.
2051 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2054 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2056 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2059 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2060 register is already smaller or equal to required mode.
2062 2008-06-04 Xinliang David Li <davidxl@google.com>
2064 * tree-call-cdce.c: New file.
2065 (cond_dead_built_in_calls): New static variable.
2066 (input_domain): New struct.
2067 (check_pow): New function.
2068 (check_builtin_call): Ditto.
2069 (check_target_format): Ditto.
2070 (is_call_dce_candidate): Ditto.
2071 (gen_one_condition): Ditto.
2072 (gen_conditions_for_domain): Ditto.
2073 (get_domain): Ditto.
2074 (gen_conditions_for_pow_cst_base): Ditto.
2075 (gen_conditions_for_pow_int_base): Ditto.
2076 (gen_conditions_for_pow): Ditto.
2077 (get_no_error_domain): Ditto.
2078 (gen_shrink_wrap_conditions): Ditto.
2079 (shrink_wrap_one_built_in_call): Ditto.
2080 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2081 (tree_call_cdce): Ditto.
2082 (gate_call_cdce): Ditto.
2083 (pass_call_cdce): New gimple pass.
2084 * passes.c: (init_optimization_passes): New pass.
2085 * tree-pass.h: New pass declaration.
2086 * opts.c (decode_options): New flag setting.
2087 * common.opt: Add -ftree-builtin-call-dce flag.
2088 * Makefile.in: Add new source file.
2089 * tempvar.def: New tv_id.
2090 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2092 2008-06-04 Richard Guenther <rguenther@suse.de>
2094 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2095 (is_call_clobbered): Always check var_ann->call_clobbered.
2096 (mark_call_clobbered): Always set var_ann->call_clobbered.
2097 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2098 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2099 (reset_alias_info): Clear call clobbering info on MTAGs and
2101 (set_pt_anything): Set pt_global_mem.
2102 (create_tag_raw): Adjust comment.
2103 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2105 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2106 Maxim Kuvyrkov <maxim@codesourcery.com>
2108 * config/m68k/m68k.opt (mxgot): New option.
2109 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2110 (m68k_output_addr_const_extra): New.
2111 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2112 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2113 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2114 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2116 2008-06-04 Richard Guenther <rguenther@suse.de>
2118 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2119 negative or non-representable offsets.
2121 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2123 * config/i386/i386.c (ix86_gen_leave): New.
2124 (ix86_gen_pop1): Likewise.
2125 (ix86_gen_add3): Likewise.
2126 (ix86_gen_sub3): Likewise.
2127 (ix86_gen_sub3_carry): Likewise.
2128 (ix86_gen_one_cmpl2): Likewise.
2129 (ix86_gen_monitor): Likewise.
2130 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2131 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2132 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2133 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2134 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2135 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2136 (ix86_expand_epilogue): Updated.
2137 (print_operand): Handle integer register operand for 'z'.
2138 (ix86_expand_strlensi_unroll_1): Likewise.
2139 (ix86_expand_strlen): Likewise.
2140 (ix86_expand_builtin): Likewise.
2141 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2142 mov{q}/mov{l} and add{q}/add{l}.
2144 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2146 * config/i386/i386.md (P): New mode iterator.
2147 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2148 using P mode iterator.
2149 (DFmode push_operand splitter): Ditto.
2150 (XFmode push_operand splitter): Ditto.
2151 (DFmode float_extend SFmode push_operand splitter): Ditto.
2152 (XFmode float_extend SFmode push_operand splitter): Do not generate
2153 SImode pushes for 64bit target. Macroize Dimode and SImode
2154 pushes using P mode iterator.
2155 (XFmode float_extend DFmode push_operand splitter): Ditto.
2157 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2159 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2160 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2161 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2163 (ix86_call_abi_override): Remove check for call_used_regs.
2165 2008-06-03 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2168 for the lhs of calls if the return type contains pointers.
2170 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2172 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2173 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2174 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2175 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2176 of cfun and DEFAULT_ABI to deceide abi mode.
2178 (REG_PARM_STACK_SPACE): Removed.
2179 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2180 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2181 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2182 (ix86_function_abi): Likewise.
2183 (ix86_function_type_abi): Likewise.
2184 (ix86_call_abi_override): Likewise.
2185 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2186 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2187 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2188 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2190 (X86_64_REGPARM_MAX): New.
2191 (X86_64_SSE_REGPARM_MAX): New.
2192 (X64_REGPARM_MAX): New.
2193 (X64_SSE_REGPARM_MAX): New.
2194 (X86_32_REGPARM_MAX): New.
2195 (X86_32_SSE_REGPARM_MAX): New.
2196 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2197 (ix86_function_regparm): Handle user calling abi.
2198 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2199 by DEFAULT_ABI versus SYSV_ABI check.
2200 (ix86_reg_parm_stack_space): New.
2201 (ix86_function_type_abi): New.
2202 (ix86_call_abi_override): New.
2203 (ix86_function_abi): New.
2204 (ix86_cfun_abi): New.
2205 (init_cumulative_args): Call abi specific initialization.
2206 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2207 (function_arg_64): Extend SSE_REGPARM_MAX check.
2208 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2209 (ix86_pass_by_reference): Likewise.
2210 (ix86_function_value_regno_p): Likewise.
2211 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2212 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2213 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2214 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2215 (setup_incoming_varargs_64): Adjust regparm for call abi.
2216 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2217 (ix86_va_start): Likewise.
2218 (ix86_gimplify_va_arg): Likewise.
2219 (ix86_expand_prologue): Likewise.
2220 (output_pic_addr_const): Likewise.
2221 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2222 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2223 (x86_output_mi_thunk): Likewise.
2224 (x86_function_profiler): Likewise.
2225 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2226 (SYSV_ABI, MS_ABI): New constants.
2228 (init_regs): Add prototype of function in regclass.c file.
2229 (OVERRIDE_ABI_FORMAT): New.
2230 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2231 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2232 (OUTGOING_REG_PARM_STACK_SPACE): New.
2233 (ix86_reg_parm_stack_space): New prototype.
2234 (CUMULATIVE_ARGS): Add call_abi member.
2235 (machine_function): Add call_abi member.
2236 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2237 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2239 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2242 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2243 (avr_builtin_setjmp_frame_value): New function.
2244 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2245 (nonlocal_goto): Define.
2247 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2249 * config/mips/mips.c (mips_emit_loadgp): Return early if
2250 there is nothing do to, otherwise emit a blockage if
2251 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2252 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2254 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2256 * configure.ac: Drop unneeded backslash ending up in config.in.
2257 * acinclude.m4: Likewise.
2258 * config.in: Regenerate.
2260 2008-05-26 Jan Hubicka <jh@suse.cz>
2262 * predict.c (maybe_hot_frequency_p): Break out of...
2263 (maybe_hot_bb_p): ... here.
2264 (maybe_hot_edge_p): New.
2265 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2266 * basic-block.h (maybe_hot_edge_p): Declare.
2268 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2271 (*cmpfp_<mode>_cc): Ditto.
2272 (*fp_jcc_8<mode>_387): Ditto.
2273 (*fop_<MODEF:mode>_2_i387): Ditto.
2274 (*fop_<MODEF:mode>_3_i387): Ditto.
2275 (*fop_xf_2_i387): Ditto.
2276 (*fop_xf_3_i387): Ditto.
2278 2008-06-02 Tomas Bily <tbily@suse.cz>
2280 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2282 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2284 * config/mips/mips.c (mips_valid_offset_p): New function.
2285 (mips_valid_lo_sum_p): Likewise.
2286 (mips_classify_address): Use them.
2287 (mips_force_address): New function.
2288 (mips_legitimize_address): Use it.
2289 * config/mips/mips.md (MOVE128): New mode iterator.
2290 (movtf): Require TARGET_64BIT. Remove empty strings.
2291 (*movtf_internal): Rename to...
2292 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2293 of "R" and use {,fp}{load,store} attributes instead of "multi".
2294 Use a separate define_split.
2295 (*movtf_mips16): New pattern.
2297 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2299 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2300 * config/mips/mips.c (mips_expand_before_return): New function.
2301 (mips_expand_epilogue): Call it.
2302 * config/mips/mips.md (return): Turn into a define_expand.
2303 (*return): New insn.
2305 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2307 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2308 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2309 functions. Do not emit uses and clobbers of CONCATs; individually
2310 use and clobber their operands.
2311 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2312 gen_clobber, emit_use and gen_use.
2313 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2314 (expand_builtin_return): Likewise.
2315 * cfgbuild.c (count_basic_blocks): Likewise.
2316 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2317 * explow.c (emit_stack_restore): Likewise.
2318 * expmed.c (extract_bit_field_1): Likewise.
2319 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2320 (emit_move_multi_word, store_constructor): Likewise.
2321 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2322 (thread_prologue_and_epilogue_insns): Likewise.
2323 * lower-subreg.c (resolve_simple_move): Likewise.
2324 * optabs.c (widen_operand, expand_binop): Likewise.
2325 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2326 * reload.c (find_reloads): Likewise.
2327 * reload1.c (eliminate_regs_in_insn): Likewise.
2328 * stmt.c (expand_nl_goto_receiver): Likewise.
2329 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2330 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2331 * config/arm/arm.c (arm_load_pic_register): Likewise.
2332 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2333 * config/arm/arm.md (untyped_return): Likewise.
2334 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2335 * config/avr/avr.c (expand_prologue): Likewise.
2336 * config/bfin/bfin.c (do_unlink): Likewise.
2337 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2338 * config/cris/cris.c (cris_expand_prologue): Likewise.
2339 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2340 (machopic_legitimize_pic_address): Likewise.
2341 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2342 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2343 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2344 (ix86_expand_convert_uns_didf_sse): Likewise.
2345 (ix86_expand_vector_init_general): Likewise.
2346 * config/ia64/ia64.md (eh_epilogue): Likewise.
2347 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2348 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2349 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2350 (config/iq2000/iq2000.c): Likewise.
2351 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2352 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2353 (builtin_longjmp): Likewise.
2354 * config/mn10300/mn10300.md (call, call_value): Likewise.
2355 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2356 * config/pdp11/pdp11.md (abshi2): Likewise.
2357 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2358 * config/s390/s390.c (s390_emit_prologue): Likewise.
2359 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2360 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2361 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2362 * config/sh/sh.c (prepare_move_operands): Likewise.
2363 (output_stack_adjust, sh_expand_epilogue): Likewise.
2364 (sh_set_return_address, sh_expand_t_scc): Likewise.
2365 * config/sparc/sparc.c (load_pic_register): Likewise.
2366 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2367 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2368 * config/v850/v850.c (expand_epilogue): Likewise.
2370 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2372 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2373 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2374 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2375 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2376 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2377 stack pointer register.
2378 (output_movhi): Remove code for interrupt specific writing to the
2379 stack pointer register.
2381 2008-05-31 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/34244
2384 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2385 (tree_expr_nonzero_warnv_p): Likewise.
2386 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2387 ssa_name_nonnegative_p.
2388 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2389 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2390 not tree_expr_nonzero_warnv_p.
2392 PR tree-optimization/36262
2394 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2396 PR tree-optimization/34244
2397 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2398 (record_numbers_of_iterations): New function.
2399 (execute_vrp): Cache the numbers of iterations of loops.
2400 * tree-scalar-evolution.c (scev_reset_except_niters):
2402 (scev_reset): Use scev_reset_except_niters.
2403 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2405 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2407 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2408 __WORKAROUND_RETS when appropriate.
2410 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2413 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2415 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2416 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2417 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2418 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2419 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2420 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2421 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2422 *fop_df_1_sse insn patterns using MODEF mode iterator.
2423 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2424 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2425 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2426 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2427 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2428 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2429 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2430 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2431 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2432 (*fop_xf_5_i387): Ditto.
2433 (*fop_xf_6_i387): Ditto.
2435 2008-05-30 Richard Guenther <rguenther@suse.de>
2437 * builtins.c (build_string_literal): Avoid generating
2438 a non-gimple_val result.
2440 2008-05-30 DJ Delorie <dj@redhat.com>
2442 * exec-tool.in: Use an environment variable (private) instead of a
2443 file (shared) as a semaphore, so as to not break parallel builds.
2445 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2447 * optabs.c (maybe_encapsulate_block): Remove.
2448 (emit_libcall_block): Adjust accordingly.
2449 * optabs.h (maybe_encapsulate_block): Remove prototype.
2451 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2452 Don't use maybe_encapsulate_block.
2454 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2456 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2457 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2458 rtx is a SYMBOL_REF before calling get_pool_constant.
2460 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2462 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2464 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2466 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2467 rather than OS names to choose INO_T_EQ definition.
2468 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2469 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2471 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2474 * config/darwin-f.c: New.
2475 * config/t-darwin: Added rule to build darwin-f.o.
2476 * config.gcc: Defined new variable, fortran_target_objs.
2477 (*-*-darwin*): Set fortran_target_objs.
2478 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2479 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2480 * configure: Regenerated.
2482 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2486 canonical type if needed.
2488 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2490 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2492 2008-05-29 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/36343
2495 PR tree-optimization/36346
2496 PR tree-optimization/36347
2497 * tree-flow.h (clobber_what_p_points_to): Declare.
2498 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2499 pointed-to variable is dereferenced is irrelevant to whether
2500 the pointer can access the pointed-to variable.
2501 (clobber_what_p_points_to): New function.
2502 * tree-ssa-alias.c (set_initial_properties): Use it.
2503 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2504 call clobber check for NMTs.
2506 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2508 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2509 for printing gcov_type.
2511 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2513 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2514 and the eh region information.
2515 * value-prof.c (gimple_move_stmt_histograms): New function.
2516 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2518 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2520 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2522 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2524 * value-prof.c (tree_ic_transform): Print counts.
2525 * tree-profile.c (tree_gen_ic_func_profiler):
2526 Clear __gcov_indreict_call_callee variable to avoid misattribution
2529 2008-05-28 Rafael Espindola <espindola@google.com>
2531 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2534 2008-05-28 Richard Guenther <rguenther@suse.de>
2536 PR tree-optimization/36339
2537 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2538 and clobbering code out of the loop.
2540 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2542 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2545 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2546 s390_contiguous_bitmask_p, s390_symref_operand_p,
2547 s390_check_symref_alignment, s390_reload_larl_operand,
2548 s390_reload_symref_address): New functions.
2549 (s390_branch_condition_mnemonic): Support compare and branch
2551 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2552 and 'W' constraints.
2553 (s390_secondary_reload): Add secondary reloads for unaligned
2554 symbol refs or symbol refs to floating point or QI/TI mode
2556 (legitimate_address_p): Accept symbol references as addresses.
2557 (s390_expand_insv): Use rotate and insert selected bits
2558 instruction for insv when building for z10.
2559 (print_operand_address): Handle symbol ref addresses.
2560 (print_operand): Output modifier 'c' added for signed byte values.
2561 (s390_encode_section_info): Mark symbol refs with
2562 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2564 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2565 (length attribute): RRF, RRR have 4 byte length.
2566 (FPALL, INTALL): New mode iterators added.
2567 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2568 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2569 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2570 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2571 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2572 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2573 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2574 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2576 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2577 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2578 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2579 reload<INTALL:mode><P:mode>_toreg_z10,
2580 reload<FPALL:mode><P:mode>_tomem_z10,
2581 reload<FPALL:mode><P:mode>_toreg_z10,
2582 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2583 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2584 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2585 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2587 (movmem, clrmem, cmpmem): New splitters added.
2589 * config/s390/predicates.md (larl_operand): Use
2590 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2591 SYMBOL_REF_ALIGN1_P.
2592 (s390_signed_integer_comparison,
2593 s390_unsigned_integer_comparison): New predicates.
2595 * config/s390/s390-protos.h (s390_check_symref_alignment,
2596 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2597 s390_reload_symref_address,
2598 s390_compare_and_branch_condition_mask): Prototypes added.
2600 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2601 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2602 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2604 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * config/s390/s390.c (z10_cost): New cost function for z10.
2607 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2608 (s390_issue_rate): Adjust issue rate for z10.
2609 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2610 (processor_flags): Add PF_Z10.
2611 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2612 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2613 * gcc/config.gcc: Add z10.
2615 2008-05-28 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/36291
2618 * tree-flow. h (struct gimple_df): Remove var_anns member.
2619 * tree-flow-inline.h (gimple_var_anns): Remove.
2620 (var_ann): Simplify.
2621 * tree-dfa.c (create_var_ann): Simplify.
2622 (remove_referenced_var): Clear alias info from var_anns of globals.
2623 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2624 (delete_tree_ssa): Clear alias info from var_anns of globals.
2625 Do not free var_anns.
2626 (var_ann_eq): Remove.
2627 (var_ann_hash): Likewise.
2629 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2631 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2632 and loongson2f entries.
2633 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2634 * config/mips/mips.h (processor_type): Add Loongson-2E
2635 and Loongson-2F entries.
2636 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2637 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2638 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2639 * doc/invoke.texi (MIPS Options): Document loongson2e
2640 and loongson2f processor names.
2642 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2646 * config/i386/i386.c (ix86_function_arg_boundary): Use
2647 alignment of canonical type.
2648 (ix86_expand_vector_move): Check unaligned memory access for
2651 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2653 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2654 Moved to the front of file.
2656 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2657 H.J. Lu <hongjiu.lu@intel.com>
2659 * dwarf2out.c (current_fde): New.
2661 (lookup_cfa:): Likewise.
2662 (dwarf2out_end_epilogue): Likewise.
2663 (dwarf2out_note_section_used): Likewise.
2665 2008-05-27 Michael Matz <matz@suse.de>
2668 * c.opt (Wenum-compare): New warning option.
2669 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2671 2008-05-27 Michael Matz <matz@suse.de>
2674 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2676 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2677 into memory as tail calls.
2679 2008-05-27 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/36339
2682 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2683 pointers cause all addressable variables to be call clobbered.
2685 2008-05-27 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/36245
2688 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2690 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2692 * config/s390/s390.md: Replace all occurences of the 'm'
2693 constraint with 'RT'.
2695 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2697 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2699 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2701 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2702 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2703 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2705 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2707 * reload.c: (find_reloads): Skip alternatives according to the
2708 "enabled" attribute. Constify the constraint variable.
2709 * recog.c (get_attr_enabled): Add default implementation.
2710 (extract_insn): Set the alternative_enabled_p array
2711 in the recog_data struct.
2712 (preprocess_constraints, constrain_operands): Skip
2713 alternatives according to the "enabled" attribute
2714 * recog.h (struct recog_data): New field alternative_enabled_p.
2715 (skip_alternative): New inline function.
2716 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2717 (record_reg_classes): Skip alternative according to the
2718 "enabled" attribute.
2720 * doc/md.texi: Add documention for the "enabled" attribute.
2722 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2724 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2725 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2726 constraint with TARGET_MEM_CONSTRAINT.
2727 * recog.c (asm_operand_ok, preprocess_constraints,
2728 constrain_operands): Likewise.
2729 * regclass.c (record_reg_classes): Likewise.
2730 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2731 * reload1.c (maybe_fix_stack_asms): Likewise.
2732 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2733 * recog.h: Adjust comment.
2734 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2735 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2736 * doc/md.texi: Add a note to description of 'm' constraint.
2737 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2739 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2741 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2742 that the bitfield is of integral type before testing its precision.
2744 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2745 Sa Liu <saliu@de.ibm.com>
2747 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2748 __modti3, __udivti3, __umodti3 and __udivmodti4.
2749 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2750 that implement TImode mul and div functions.
2751 * config/spu/multi3.c: New. Implement __multi3.
2752 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2753 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2756 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2758 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2759 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2760 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2761 tls_sysv_suffix): New mode and mode attribute iterators.
2762 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2763 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2764 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2765 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2766 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2769 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2771 PR tree-optimization/36329
2772 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2773 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2774 * cgraphbuild.c (initialize_inline_failed): Use the latter
2775 macro in lieu of the former.
2776 * ipa-inline.c (cgraph_mark_inline): Likewise.
2777 (cgraph_decide_inlining_of_small_function): Likewise.
2778 (cgraph_decide_inlining): Likewise.
2779 (cgraph_decide_inlining_incrementally): Likewise.
2781 2008-05-26 Tristan Gingold <gingold@adacore.com>
2782 Anatoly Sokolov <aesok@post.ru>
2784 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2785 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2786 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2787 optimization for 'avr6' architecture.
2789 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2792 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2794 2008-05-26 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2797 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2799 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2802 * caller-save.c (insert_restore): Verify alignment of spill space.
2803 (insert_save): Likewise.
2804 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2805 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2806 (STACK_SLOT_ALIGNMENT): Likewise.
2807 * function.c (LOCAL_ALIGNMENT): Removed.
2808 (get_stack_local_alignment): New.
2809 (assign_stack_local): Use it. Set alignment on stack slot.
2810 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2811 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2812 (STACK_SLOT_ALIGNMENT): New.
2813 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2814 stack slot in XFmode.
2816 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2818 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2821 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2822 argument operand in rax isn't removed.
2824 2008-05-26 Richard Guenther <rguenther@suse.de>
2827 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2828 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2830 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2833 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2835 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2837 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2838 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2840 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2842 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2843 build a trampoline if we don't want one.
2844 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2845 return zero for nested functions if we don't want a trampoline.
2847 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2849 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2851 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2854 * c.opt: Removed undocumented option '-lang-fortran'.
2855 * c-common.h: Removed global variable 'lang_fortran'.
2856 * c-opts.c (c_common_handle_option): Removed code to handle
2857 option '-lang-fortran'. Updated includes.
2858 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2859 definition of '__GFORTRAN__'.
2860 (define__GNUC__): Reimplemented to use BASEVER and
2861 cpp_define_formatted.
2862 (builtin_define_with_value_n): Removed.
2863 * c-incpath.h: Renamed to ...
2864 * incpath.h: ... this.
2865 * c-incpath.c: Renamed to ...
2866 * incpath.c: ... this. Updated includes.
2867 * fix-header.c: Updated includes.
2868 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2869 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2870 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2872 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2874 * tree.h: Update the table of flags used on tree nodes.
2875 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2876 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2877 (FORCED_LABEL): Add access check.
2878 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2879 (ASM_INPUT_P): Likewise.
2880 (ASM_VOLATILE_P): Likewise.
2881 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2882 (OMP_SECTION_LAST): Access private_flag directly.
2883 (OMP_RETURN_NOWAIT): Likewise.
2884 (OMP_PARALLEL_COMBINED): Likewise.
2885 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2886 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2887 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2888 deprecated_flag directly.
2890 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2892 * final.c (frame_pointer_needed): Removed.
2893 * flags.h (frame_pointer_needed): Likewise.
2895 * function.h (rtl_data): Add frame_pointer_needed.
2896 (frame_pointer_needed): New.
2898 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2900 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2902 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2904 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2907 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2909 * c-common.c (strip_array_types): Move function to..
2911 (get_inner_array_type): Delete.
2912 * c-common.h (strip_array_types): Move declaration to..
2914 (get_inner_array_type): Delete.
2915 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2916 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2917 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2918 * config/pa/pa.c (emit_move_sequence): Likewise.
2920 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2922 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2925 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2927 * function.c: Include target hook for nonlocal_goto frame value.
2929 2008-05-24 Richard Guenther <rguenther@suse.de>
2931 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2932 variable can be only accessed through a pointer or a union.
2934 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2936 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2937 * doc/extend.texi: Likewise.
2939 2008-05-23 DJ Delorie <dj@redhat.com>
2941 * config/m32c/jump.md (untyped_call): Add.
2943 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2945 (m32c_address_cost): Detail costs for indirect offsets.
2947 2008-05-23 Rafael Espindola <espindola@google.com>
2949 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2950 if a node is a SUBREG.
2951 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2954 2008-05-23 Paul Brook <paul@codesourcery.com>
2955 Carlos O'Donell <carlos@codesourcery.com>
2957 * doc/extend.texi: Clarify use of __attribute__((naked)).
2958 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2959 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2960 * function.c (use_register_for_decl): Use
2961 targetm.calls.allocate_stack_slots_for_args.
2962 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2963 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2964 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2966 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2968 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2970 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2972 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2973 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2974 is only rounded once.
2976 2008-05-23 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2980 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2981 Jakub Jelinek <jakub@redhat.com>
2984 * configure.ac: Handle --enable-cld.
2985 * configure: Regenerated.
2986 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2987 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2988 (ix86_current_function_needs_cld): New define.
2989 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2990 (cld): New isns pattern.
2991 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2992 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2993 * config/i386/i386.opt (mcld): New option.
2994 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2995 TARGET_CLD and ix86_current_function_needs_cld.
2996 (override_options): Use -mcld by default for 32-bit code if
2999 * doc/install.texi (Options specification): Document --enable-cld.
3000 * doc/invoke.texi (Machine Dependent Options)
3001 [i386 and x86-64 Options]: Add -mcld option.
3002 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3004 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3005 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3006 (return_in_memory_64): Likewise.
3007 (return_in_memory_ms_64): Likewise.
3009 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3012 * builtins.c (fold_builtin_fpclassify): New.
3013 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3014 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3015 * c-common.c (handle_type_generic_attribute): Adjust to accept
3016 fixed arguments before an elipsis.
3017 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3018 * doc/extend.texi: Document __builtin_fpclassify.
3020 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3022 * omp-low.c (gate_expand_omp_ssa): Remove.
3023 (pass_expand_omp_ssa): Remove.
3024 (gate_expand_omp): Do not check for flag_openmp_ssa.
3025 * common.opt (-fopenmp-ssa): Remove.
3026 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3028 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3030 * config/sh/sh.opt (mfixed-range): New option.
3031 * config/sh/sh-protos.h (sh_fix_range): Declare.
3032 * config/sh/sh.c (sh_fix_range): New function.
3033 * config/sh/sh.h (sh_fixed_range_str): Declare.
3034 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3036 * doc/invoke.texi (SH Options): Document -mfixed-range.
3038 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3040 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3041 it before the redeclaration.
3043 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3045 * config/avr/avr.c (get_sequence_length): Add new function.
3046 (expand_prologue, expand_epilogue): Remove duplicate code.
3048 2008-05-22 Rafael Espindola <espindola@google.com>
3050 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3053 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3055 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3056 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3058 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3059 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3060 (vect_update_misalignment_for_peel): Likewise.
3061 (vector_alignment_reachable_p): Likewise.
3062 * tree-vect-transform.c (vectorizable_load): Likewise.
3063 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3064 (get_vectype_for_scalar_type): Pass mode of scalar_type
3065 to UNITS_PER_SIMD_WORD.
3067 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3068 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3069 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3070 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3071 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3073 2008-05-22 Ira Rosen <irar@il.ibm.com>
3075 PR tree-optimization/36293
3076 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3077 if the first load must be skipped because of a gap.
3079 2008-05-22 Richard Guenther <rguenther@suse.de>
3081 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3082 more cases of offset disambiguation that is possible if
3083 strict-aliasing rules apply.
3084 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3085 for basic offset and type-based disambiguation.
3087 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3089 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3090 ix86_expand_vector_set on V16QImode for SSE4.1.
3092 2008-05-21 Tom Tromey <tromey@redhat.com>
3094 * c.opt (Wimport): Mark as undocumented.
3095 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3097 (Warning Options): Likewise.
3098 * doc/cppopts.texi: Don't mention -Wimport.
3100 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3102 PR tree-optimization/36287
3103 PR tree-optimization/36286
3104 * lambda-code.c (build_access_matrix): Do not use the loop->num
3105 for computing the number of induction variables: use the loop depth
3108 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3111 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3112 option -f(no-)leading-underscore.
3114 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3116 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3117 GET_MODE_NUNITS (mode).
3119 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3121 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3122 (-mmulhw): Add 464 to description.
3123 (-mdlmzb): Likewise.
3124 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3125 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3127 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3128 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3129 * config/rs6000/rs6000.md: Update comments for 464.
3131 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3133 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3135 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3137 * config/i386/sse.md (vec_extractv4sf): Removed.
3138 (vec_extractv2df): Likewise.
3139 (vec_extractv2di): Likewise.
3140 (vec_extractv4si): Likewise.
3141 (vec_extractv8hi): Likewise.
3142 (vec_extractv16qi): Likewise.
3143 (vec_extract<mode>): New.
3145 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/sse.md (vec_setv4sf): Removed.
3148 (vec_setv2df): Likewise.
3149 (vec_setv2di): Likewise.
3150 (vec_setv4si): Likewise.
3151 (vec_setv8hi): Likewise.
3152 (vec_setv16qi): Likewise.
3153 (vec_set<mode>): New.
3155 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3157 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3158 goto for vec_concat and vec_interleave.
3160 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/sse.md (vec_initv4sf): Removed.
3163 (vec_initv2df): Likewise.
3164 (vec_initv2di): Likewise.
3165 (vec_initv4si): Likewise.
3166 (vec_initv8hi): Likewise.
3167 (vec_initv16qi): Likewise.
3168 (vec_init<mode>): New.
3170 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3172 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3174 2008-05-21 Tom Tromey <tromey@redhat.com>
3176 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3177 (zone_find_object_offset): Likewise.
3178 (gt_ggc_m_S): Likewise.
3179 (highest_bit): Likewise.
3180 * ggc-page.c (gt_ggc_m_S): New function.
3181 * stringpool.c (string_stack): Remove.
3182 (init_stringpool): Update.
3183 (ggc_alloc_string): Use ggc_alloc.
3184 (maybe_delete_ident): New function.
3185 (ggc_purge_stringpool): Likewise.
3186 (gt_ggc_m_S): Remove.
3187 * ggc-common.c (ggc_protect_identifiers): New global.
3188 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3189 ggc_protect_identifiers.
3190 * ggc.h (ggc_protect_identifiers): Declare.
3191 (gt_ggc_m_S): Update.
3192 (ggc_purge_stringpool): Declare.
3193 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3194 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3196 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3198 2008-05-21 David S. Miller <davem@davemloft.net>
3200 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3203 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3205 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3208 2008-05-20 David Daney <ddaney@avtrex.com>
3210 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3211 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3212 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3213 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3214 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3215 (atomic_hiqi_op): New define_code_iterator.
3216 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3217 mips_expand_compare_and_swap_12.
3218 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3219 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3220 (sync_<optab><mode>, sync_old_<optab><mode>,
3221 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3222 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3223 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3224 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3225 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3226 (test_and_set_12): New insn.
3227 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3228 sync_new_<optab><mode>, sync_old_nand<mode>,
3229 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3230 clobber to operand 0 for SI and DI mode insns.
3231 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3232 mips_gen_fn_4): New typedefs.
3233 (mips_gen_fn_ptrs): Define new union type.
3234 (mips_expand_compare_and_swap_12): Remove declaration.
3235 (mips_expand_atomic_qihi): Declare function.
3236 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3237 (mips_expand_atomic_qihi): ... this. Use new generator function
3239 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3240 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3241 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3242 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3243 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3244 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3245 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3246 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3247 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3248 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3251 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3253 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3256 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3258 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3259 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3260 (avr_attribute_table): Add 'OS_main' function attribute.
3261 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3262 functions with 'OS_main' attribute.
3264 2008-05-20 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/35204
3267 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3268 helper, split out from ...
3269 (DFS): ... here. Make the DFS walk non-recursive.
3271 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3272 Jan Sjodin <jan.sjodin@amd.com>
3274 PR tree-optimization/36181
3275 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3276 (parallelize_loops): Don't parallelize when the loop has vector
3279 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3280 Sebastian Pop <sebastian.pop@amd.com>
3282 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3283 matrix, and never look at the tree representation of the memory
3285 (linear_transform_loops): Computes parameters and access matrices.
3286 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3288 (access_matrix_get_index_for_parameter): New.
3289 * tree-data-ref.h (struct access_matrix): New.
3290 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3291 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3292 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3293 am_vector_index_for_loop): New.
3294 (struct data_reference): Add field access_matrix.
3295 (DR_ACCESS_MATRIX): New.
3296 (compute_data_dependences_for_loop): Update declaration.
3297 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3298 * lambda.h (lambda_vector_vec_p): Declared.
3299 * lambda-code.c: Depend on pointer-set.h.
3300 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3301 av_for_af_base, av_for_af, build_access_matrix,
3302 lambda_compute_access_matrices): New.
3303 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3305 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3307 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3310 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3311 Sebastian Pop <sebastian.pop@amd.com>
3313 PR tree-optimization/36206
3314 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3316 (instantiate_scev_1): Rename flags to fold_conversions.
3317 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3318 outeside instantiation_loop.
3319 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3320 (evolution_function_is_affine_or_constant_p): Removed.
3321 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3323 (analyze_siv_subscript): Pass in the loop nest number.
3324 Call evolution_function_is_affine_in_loop instead of
3325 evolution_function_is_affine_p.
3326 (analyze_overlapping_iterations): Pass in the loop nest number.
3328 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3329 Sebastian Pop <sebastian.pop@amd.com>
3331 PR tree-optimization/36206
3332 * tree-chrec.h (chrec_fold_op): New.
3333 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3336 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3338 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3340 (remove_duplicates): Do not set inode on non-inode systems.
3343 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3345 * config.gcc (tm_file): Update comments about relative pathnames.
3347 2008-05-20 Richard Guenther <rguenther@suse.de>
3349 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3350 * tree-ssa-sccvn.c (process_scc): Likewise.
3351 * tree-ssa-sink.c (execute_sink_code): Likewise.
3352 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3353 * tree-vrp.c (process_assert_insertions): Likewise.
3354 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3355 (perform_tree_ssa_dce): Likewise.
3356 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3357 (dump_dominator_optimization_stats): Likewise.
3358 * tree-vectorizer.c (vectorize_loops): Likewise.
3360 2008-05-20 Richard Guenther <rguenther@suse.de>
3362 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3364 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3366 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3367 (ix86_i386elf_return_in_memory): Likewise.
3368 (ix86_i386interix_return_in_memory): Likewise.
3369 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3370 (SUBTARGET_RETURN_IN_MEMORY): New.
3371 * config/i386/i386elf.h: Likewise.
3372 * config/i386/ptx4-i.h: Likewise.
3373 * config/i386/sol2-10.h: Likewise.
3374 * config/i386/sysv4.h: Likewise.
3375 * config/i386/vx-common.h: Likewise.
3376 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3377 * config/i386/i386.c (ix86_return_in_memory): Made static and
3378 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3379 (ix86_i386elf_return_in_memory): Removed.
3380 (ix86_i386interix_return_in_memory): Removed.
3381 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3382 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3384 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3386 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3388 2008-05-19 Xinliang David Li <davidxl@google.com>
3390 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3392 * common.opt: Ditto.
3393 * doc/invoke.texi: Ditto.
3395 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3397 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3398 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3400 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3402 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3403 sizes of operand array from 8/4 to 4/2.
3404 (ix86_expand_vector_init_general): Change size of operand array
3405 from 32 to 16. Remove op0, op1 and half_mode.
3407 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3409 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3410 (ix86_expand_vector_init_interleave): Likewise.
3411 (ix86_expand_vector_init_general): Use them. Assert
3412 word_mode == SImode when n_words == 4.
3414 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3416 * config/i386/i386.c (ix86_secondary_reload): New static function.
3417 (TARGET_SECONDARY_RELOAD): New define.
3418 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3419 * config/i386/i386.md (reload_outqi): Remove.
3421 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3425 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3426 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3427 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3428 (fold_builtin_1): Likewise.
3429 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3430 c-common.c (check_builtin_function_arguments): Handle
3431 BUILT_IN_ISINF_SIGN.
3432 * doc/extend.texi: Document __builtin_isinf_sign.
3433 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3435 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3437 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3438 EH cleanup at the end of the pass, search for those that have been
3439 turned into forwarder blocks and do the cleanup on their successor.
3441 2008-05-18 Richard Guenther <rguenther@suse.de>
3443 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3444 pointers to sizetype and vice versa.
3446 2008-05-18 Xinliang David Li <davidxl@google.com>
3448 * gcc/tree-ssa-dce.c: Coding style fix.
3449 (check_pow): Documentation comment.
3450 (check_log): Documenation comment. Coding style fix.
3451 (is_unnecessary_except_errno_call): Ditto.
3452 (gen_conditions_for_pow): Ditto.
3453 (gen_conditions_for_log): Ditto.
3454 (gen_shrink_wrap_conditions): Ditto.
3455 (shrink_wrap_one_built_in_calls): Ditto.
3456 * gcc/doc/invoke.texi: Better documentation string.
3457 * ChangeLog: Fix wrong change log entries from
3458 May 17 checkin on function call DCE.
3460 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3462 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3464 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3466 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3467 * df-problems.c (simulation routines): Fixed block comment to
3468 properly say how to add forwards scanning functions.
3470 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3472 * tree-inline.c (setup_one_parameter): Remove dead code.
3474 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3476 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3477 a BIT_AND_EXPR only for an INTEGER_TYPE.
3479 2008-05-17 Xinliang David Li <davidxl@google.com>
3481 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3482 (check_pow, check_log, is_unnecessary_except_errno_call): New
3483 functions to check for eliminating math functions that are pure
3484 except for setting errno.
3485 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3486 general condition expressions for shrink-wrapping pow/log calls.
3487 (gen_shrink_wrap_conditions): Ditto.
3488 (shrink_wrap_one_built_in_call): Ditto.
3489 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3490 (mark_operand_necessary): If debugging, output if OP is necessary.
3491 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3493 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3495 * gcc/common.opt: New user flag -ftree-builtin-dce.
3496 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3498 2008-05-16 David S. Miller <davem@davemloft.net>
3500 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3501 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3503 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3508 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3510 * ifcvt.c (dead_or_predicable): Rename
3511 df_simulate_one_insn_backwards to df_simulate_one_insn.
3512 * recog.c (peephole2_optimize): Ditto.
3513 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3515 * df.h: Rename df_simulate_one_insn_backwards to
3516 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3517 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3518 scanning of defs and uses.
3519 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3520 (df_simulate_one_insn_forwards): Removed.
3522 2008-05-16 Doug Kwan <dougkwan@google.com>
3524 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3526 (real_from_string): Handle NaNs and Inf as approriate.
3528 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3530 * doc/gty.texi (Source Files Containing Type Information): Note
3531 that headers should appear first in the gtfiles list.
3533 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3535 * tree.def (COND_EXEC): Properly documented this code.
3537 2008-05-16 Diego Novillo <dnovillo@google.com>
3539 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3540 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3543 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3545 * tree-ssa-dse (max_stmt_uid): Removed.
3546 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3547 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3548 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3549 * function.h (cfun.last_stmt_uid): New field.
3550 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3551 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3553 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3554 (create_stmt_ann): Initialize the ann->uid field.
3555 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3557 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3559 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3561 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3562 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3563 (init_empty_tree_cfg): Call it.
3565 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3567 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3570 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3572 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3573 * tree-dump.c (dump_options): New verbose option.
3574 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3576 * tree-pass.h (TDF_VERBOSE): New dump flag.
3577 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3578 (tree-flow.h): Added include.
3579 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3581 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3583 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3585 From Jie Zhang <jie.zhang@analog.com>
3586 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3587 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3588 mcpu=bf561-none and mcpu=bf561-0.2.
3589 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3590 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3591 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3592 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3593 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3594 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3595 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3597 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3598 (cputype_selected): Remove.
3599 (bfin_handle_option): Don't use cputype_selected.
3600 (override_options): When no mcpu option, enable all workarounds.
3601 Don't use bfin_workarounds.
3602 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3604 (DEFAULT_CPU_TYPE): Don't define.
3606 2008-05-16 Richard Guenther <rguenther@suse.de>
3608 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3609 on deletion of the last stmt.
3611 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3613 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3614 V8HImode for SSE2 and V16QImode for SSE4.1.
3616 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3618 * cgraph.h (compute_inline_parameters): Made public.
3619 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3620 variable_generate_summary, function_write_summary,
3621 variable_write_summary, variable_read_summary. Added generate_summary,
3622 write_summary, read_summary.
3623 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3624 pass_ipa_inline.function_generate_summary, to
3625 compute_inline_parameters.
3626 * ipa-inline.c (compute_inline_parameters): Made public and added
3628 (compute_inline_parameters_for_current): New function.
3629 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3630 (inline_generate_summary): Removed parameter and made to loop over
3632 (pass_ipa_inline): Updated for new IPA_PASS structure.
3633 * passes.c (execute_ipa_summary_passes): Now is called once per
3634 pass rather than once per node*pass.
3636 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3638 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3639 avr_have_mul_p, avr_asm_only_p): Remove variables.
3640 (avr_override_options): Remove initialization of removed variables.
3641 (avr_file_start): Convert removed variables to fields of
3642 'struct base_arch_s *avr_current_arch'.
3643 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3644 (AVR_HAVE_MUL): (Ditto.).
3645 (AVR_HAVE_MOVW): (Ditto.).
3646 (AVR_HAVE_LPMX): (Ditto.).
3647 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3648 avr_asm_only_p): Remove declaration.
3650 2008-05-15 Diego Novillo <dnovillo@google.com>
3652 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3653 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3655 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3658 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3659 Don't call record_truncated_value from here.
3660 (record_truncated_value): Turn it into a for_each_rtx callback.
3661 (record_truncated_values): New function.
3662 (combine_instructions): Call note_uses with record_truncated_values.
3663 Change name of check_conversion to check_promoted_subreg.
3665 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3667 * doc/sourcebuild.texi: Document support for torture tests.
3669 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3672 to alternative 4 of operand 2.
3674 2008-05-15 Richard Guenther <rguenther@suse.de>
3676 * tree-pass.h (current_pass): Declare.
3677 (get_pass_for_id): Likewise.
3678 * passes.c (passes_by_id, passes_by_id_size): New globals.
3679 (set_pass_for_id): New function.
3680 (get_pass_for_id): Likewise.
3681 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3682 (execute_function_todo): Flush per function statistics.
3683 * toplev.c (compile_file): Init statistics.
3684 (general_init): Do early statistics initialization.
3685 (finalize): Finish statistics.
3686 * statistics.h (statistics_early_init): Declare.
3687 (statistics_init): Likewise.
3688 (statistics_fini): Likewise.
3689 (statistics_fini_pass): Likewise.
3690 (statistics_counter_event): Likewise.
3691 (statistics_histogram_event): Likewise.
3692 * statistics.c: New file.
3693 * Makefile.in (OBJS-common): Add statistics.o.
3694 (statistics.o): Add dependencies.
3695 * doc/invoke.texi (-fdump-statistics): Document.
3697 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3699 (execute_pre): Use statistics_counter_event.
3700 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3701 (substitute_and_fold): Increment it. Use statistics_counter_event.
3703 2008-05-15 Diego Novillo <dnovillo@google.com>
3705 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3707 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3708 * tree-ssa-alias.c (new_type_alias): Remove references to
3709 sub-variables from comment.
3710 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3712 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3715 attribute to 1 only for insertps alternative.
3717 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3719 * config/bfin/bfin.md (loadbytes): New pattern.
3720 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3721 (bfin_init_builtins): Initialize it.
3722 (bdesc_1arg): Add it.
3724 2008-05-15 Sa Liu <saliu@de.ibm.com>
3726 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3727 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3728 * testsuite/lib/target-supports.exp: Add
3729 check_effective_target_fortran_integer_16.
3731 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3733 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3734 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3735 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3736 (TARGET_RETURN_IN_MEMORY): Define.
3738 2008-05-15 Richard Guenther <rguenther@suse.de>
3741 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3742 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3743 represent unmodifiable vars.
3745 2008-05-15 Richard Guenther <rguenther@suse.de>
3747 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3748 INDIRECT_REF and TARGET_MEM_REF.
3749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3752 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3753 H.J. Lu <hongjiu.lu@intel.com>
3755 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3756 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3757 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3758 insn alternatives. Add missing alternatives.
3759 (*vec_concatv2di_rex64_sse4_1): Likewise.
3760 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3761 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3764 2008-05-15 Richard Guenther <rguenther@suse.de>
3766 PR tree-optimization/36009
3767 PR tree-optimization/36204
3768 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3769 (determine_invariantness_stmt): Record the loop a store is
3771 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3774 2008-05-15 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/34330
3777 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3778 through the pointer will alias the SMT.
3780 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3782 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3784 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3786 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3788 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3789 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3791 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3792 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3793 (vashl_optab): New optab for vector/vector shifts.
3794 (vashr_optab): Ditto.
3795 (vlshr_optab): Ditto.
3796 (vrotl_optab): Ditto.
3797 (vrotr_optab): Ditto.
3798 (optab_subtype): New enum for optab_for_tree_code call.
3799 (optab_for_tree_code): Add enum optab_subtype argument.
3801 * optabs.c (optab_for_tree_code): Take an additional argument to
3802 distinguish between a vector shift by a scalar and vector shift by
3803 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3804 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3805 vector shift by a vector.
3806 (expand_widen_pattern_expr): Pass additional argument to
3807 optab_for_tree_code.
3809 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3810 vrotl_optab, vrotr_optab.
3812 * expr.c (expand_expr_real_1): Update calls to
3813 optab_for_tree_code to distinguish between vector shifted by a
3814 scalar and vector shifted by a vector.
3815 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3816 (supportable_narrowing_operation): Ditto.
3817 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3818 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3819 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3820 (vect_create_epilog_for_reduction): Ditto.
3821 (vectorizable_reduction): Ditto.
3822 (vectorizable_operation): Ditto.
3823 (vect_strided_store_supported): Ditto.
3824 (vect_strided_load_supported): Ditto.
3825 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3826 * expmed.c (expand_shift): Ditto.
3828 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3830 (ashr@var{m}3): Ditto.
3831 (vashl@var{m}3): Document new vector/vector shift standard name.
3832 (vashr@var{m}3): Ditto.
3833 (vlshr@var{m}3): Ditto.
3834 (vrotl@var{m}3): Ditto.
3835 (vrotr@var{m}3): Ditto.
3837 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3838 (PPERM_INVERT): Ditto.
3839 (PPERM_REVERSE): Ditto.
3840 (PPERM_REV_INV): Ditto.
3841 (PPERM_ZERO): Ditto.
3842 (PPERM_ONES): Ditto.
3843 (PPERM_SIGN): Ditto.
3844 (PPERM_INV_SIGN): Ditto.
3845 (PPERM_SRC1): Ditto.
3846 (PPERM_SRC2): Ditto.
3848 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3849 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3850 allows a memory operand to be the value being added, and split it
3851 to improve vectorization.
3852 (sse5_pmacsdqh_mem): Ditto.
3853 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3854 (sse5_mulv2div2di3_high): Ditto.
3855 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3856 (vec_pack_trunc_v4si): Ditto.
3857 (vec_pack_trunc_v2di): Ditto.
3858 (sse5_pcmov_<mode>): Remove code that tried to use use
3859 andps/andnps instead of pcmov.
3860 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3861 pmacsdqh instructions.
3862 (vec_widen_smult_lo_v4si): Ditto.
3864 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3865 (PPERM_INVERT): Ditto.
3866 (PPERM_REVERSE): Ditto.
3867 (PPERM_REV_INV): Ditto.
3868 (PPERM_ZERO): Ditto.
3869 (PPERM_ONES): Ditto.
3870 (PPERM_SIGN): Ditto.
3871 (PPERM_INV_SIGN): Ditto.
3872 (PPERM_SRC1): Ditto.
3873 (PPERM_SRC2): Ditto.
3874 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3876 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3878 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3879 says ignore whether the last reference is a memory operand.
3881 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3882 Paolo Bonzini <bonzini at gnu dot org>
3884 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3887 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3888 (vlshr<mode>3): Rename from vlshr<mode>3.
3889 (vashr<mode>3): Rename from vashr<mode>3.
3890 (mulv4sf3): Change the names of vector shift patterns.
3894 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3897 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3922 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3923 (floatunssidf2_internal): Change vector/vector shift names.
3924 (floatunsdidf2_internal): Ditto.
3931 (vashl<mode>3): Rename from ashl<mode>3.
3932 (vashr<mode>3): Rename from ashr<mode>3.
3933 (vlshr<mode>3): Rename from lshr<mode>3.
3934 (vrotl<mode>3): Rename from rotl<mode>3.
3936 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3939 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3940 multiply gives the wrong value when doing widening multiplies.
3941 (vec_widen_smult_lo_v4si): Ditto.
3943 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3945 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3946 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3947 emit_library_call_value.
3948 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3949 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3950 * calls.c (initialize_argument_information, precompute_arguments,
3951 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3952 (precompute_arguments): Removed flags parameter.
3953 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3955 2008-05-14 Richard Guenther <rguenther@suse.de>
3957 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3958 Make sure to register the store if the use is a PHI_NODE.
3960 2008-05-14 Olivier Hainque <hainque@adacore.com>
3962 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3963 memory if the component is to be referenced in BLKmode according
3964 to get_inner_reference.
3966 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3968 * calls.c (emit_library_call_value_1): Restore code clearing
3969 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3971 2008-05-14 Olivier Hainque <hainque@adacore.com>
3972 Nicolas Roche <roche@adacore.com>
3974 * configure.ac: Add support for a "gcc_subdir" variable in
3975 config-lang.in, to denote a subdirectory where the language/GCC
3976 integration files are to be found.
3977 * configure: Regenerate.
3979 2008-05-14 Ira Rosen <irar@il.ibm.com>
3981 PR tree-optimization/36098
3982 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3983 value for the first load in the group in case of a gap.
3984 (vect_build_slp_tree): Check that there are no gaps in loads.
3986 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3988 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3989 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3990 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3991 emit_insn and remove unneeded code to construct extra args.
3992 (emit_no_conflict_block): Removed.
3993 * optabls.h: (emit_no_conflict_block): Removed.
3994 * cse.c (cse_extended_basic_block): Remove search for
3995 REG_NO_CONFLICT note.
3996 * global.c: Removed incorrect comment added in revision 117.
3997 * expr.c (convert_move): Change call to emit_no_conflict_block to
3999 * recog.c: Change comments so that they do not mention
4001 * local_alloc.c (combine_regs): Removed last parameter.
4002 (no_conflict_p): Removed.
4003 (block_alloc): Removed note, no_conflict_combined_regno and set
4004 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4005 (combine_regs): Removed already_dead and code to look for
4006 REG_NO_CONFLICT notes.
4007 * lower_subreg (remove_retval_note): Removed code to look for
4008 REG_NO_CONFLICT block.
4009 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4010 (resolve_clobber): Remove code to process libcalls that have
4011 REG_NO_CONFLICT notes.
4012 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4014 * combine.c (can_combine_p, distribute_notes): Removed
4015 REG_NO_CONFLICT case.
4016 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4018 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4019 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4021 * reg-notes.def (NO_CONFLICT): Removed.
4023 2008-05-14 David S. Miller <davem@davemloft.net>
4025 * config/sparc/sparc.c (sparc_profile_hook): If
4026 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4027 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4028 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4030 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4032 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4034 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4038 and op1 expansion before vector concat to have less live pseudos.
4040 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4042 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4043 ix86_expand_vector_set if supported.
4045 2008-05-13 Diego Novillo <dnovillo@google.com>
4046 Kenneth Zadeck <zadeck@naturalbridge.com>
4048 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4050 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4051 phinodes_print_statistics, init_ssanames, fini_ssanames,
4052 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4053 release_ssa_name, release_defs, replace_ssa_name_symbol,
4054 ssanames_print_statistics): Move ...
4055 * tree-flow.h: ... here.
4056 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4057 Use FN instead of cfun.
4058 (make_ssa_name_fn): Rename from make_ssa_name.
4059 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4060 * tree-flow-inline.h (make_ssa_name): Move from
4061 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4062 * omp-low.c (expand_omp_parallel):
4063 * tree-flow-inline.h (redirect_edge_var_map_result):
4064 * tree-ssa.c (init_tree_ssa): Add argument FN.
4065 Use it instead of cfun. Update all users.
4067 2008-05-13 Tom Tromey <tromey@redhat.com>
4069 PR preprocessor/22168:
4070 * doc/cpp.texi (Top): Update menu.
4071 (Alternatives to Wrapper #ifndef): New node.
4072 (Other Directives): Document deprecation.
4073 (Obsolete Features): Remove menu.
4074 (Assertions): Merge node into Obsolete Features.
4075 (Obsolete once-only headers): Move earlier; rename to Alternatives
4077 * doc/cppopts.texi: Update.
4078 * c.opt (Wdeprecated): Enable for C and ObjC.
4079 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4080 (C++ Dialect Options): Move -Wno-deprecated from here to...
4081 (Warning Options): ... here.
4083 2008-05-13 Richard Guenther <rguenther@suse.de>
4086 * fold-const.c (fold_sign_changed_comparison): Do not allow
4087 changes in pointer-ness.
4089 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4092 * config/sh/sh.c (sh_expand_prologue): Don't clear
4093 RTX_FRAME_RELATED_P for push insns.
4095 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4097 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4099 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4101 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4102 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4103 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4105 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4108 (*vec_concatv4sf_sse): This.
4109 (*sse2_concatv2si): Renamed to ...
4110 (*vec_concatv2si_sse2): This.
4111 (*sse1_concatv2si): Renamed to ...
4112 (*vec_concatv2si_sse): This.
4113 (*vec_concatv2di_rex): Renamed to ...
4114 (*vec_concatv2di_rex64): This.
4115 (*vec_concatv2si_sse4_1): New.
4116 (*vec_concatv2di_rex64_sse4_1): Likewise.
4118 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4120 PR rtl-optimization/36111
4121 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4122 that was created for swappable operands.
4124 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4127 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4128 * configure.ac: Add call to ACX_PROG_GNAT.
4130 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4132 * optc-gen.awk: Fix comment typo.
4134 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4136 * pretty-print.c (pp_integer_with_precision): Use
4137 HOST_LONG_LONG_FORMAT.
4139 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4141 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4143 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/i386.c (bdesc_ptest): Removed.
4146 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4147 (bdesc_args): Add __builtin_ia32_ptestz128,
4148 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4149 (ix86_init_mmx_sse_builtins): Updated.
4150 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4151 (ix86_expand_builtin): Updated.
4153 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4155 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4156 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4158 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4160 * value-prof.c (interesting_stringop_to_profile): Do not
4161 return early for BUILT_IN_MEMPCPY.
4163 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4165 * calls.c (expand_call): Don't use callgraph to increase
4166 preferred_stack_boundary.
4168 * cgraph.h (cgraph_rtl_info): Use unsigned on
4169 preferred_incoming_stack_boundary.
4171 * final.c (rest_of_clean_state): Use unsigned on
4172 preferred_stack_boundary.
4174 2008-05-09 Tom Tromey <tromey@redhat.com>
4176 PR preprocessor/22231:
4177 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4180 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4182 PR tree-optimization/36129
4183 * tree-ssa-ccp.c: Include value-prof.h.
4184 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4185 built-in function was folded to a constant.
4186 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4188 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4189 Sebastian Pop <sebastian.pop@amd.com>
4191 * tree-scalar-evolution.c: Document instantiate_scev.
4192 (instantiate_parameters_1): Renamed instantiate_scev_1.
4193 Don't use the same loop for instantiation_loop and evolution_loop.
4194 (instantiate_scev): New.
4195 (instantiate_parameters): Moved...
4196 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4197 same loop twice. Maintains the semantics for this function.
4198 * tree-scalar-evolution.h (instantiate_scev): Declare.
4199 (instantiate_parameters): ...here. Now static inline.
4200 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4201 instead of resolve_mixers.
4203 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4205 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4207 2008-05-09 Tomas Bily <tbily@suse.cz>
4209 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4210 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4211 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4212 * c-common.c (c_common_truthvalue_conversion): Likewise.
4213 * tree-object-size.c (compute_object_offset): Likewise.
4214 * tree-inline.c (estimate_num_insns_1): Likewise.
4215 * varasm.c (const_hash_1, compare_constant, copy_constant)
4216 (compute_reloc_for_constant, output_addressed_constants)
4217 (initializer_constant_valid_p): Likewise.
4218 * c-omp.c (check_omp_for_incr_expr): Likewise.
4219 * gimplify.c (gimplify_expr): Likewise.
4220 * c-typeck.c (c_finish_return): Likewise.
4221 * tree-vectorizer.c (supportable_widening_operation)
4222 (supportable_narrowing_operation): Likewise.
4223 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4224 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4225 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4226 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4227 (descr_info_loc): Likewise.
4228 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4229 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4230 (fold_unary): Likewise.
4231 * builtins.c (get_pointer_alignment): Likewise.
4232 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4233 (instantiate_parameters_1): Likewise.
4234 * tree.c (expr_align, stabilize_reference): Likewise.
4235 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4236 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4237 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4238 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4239 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4240 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4242 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4243 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4244 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4245 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4246 (forward_propagate_comparison)
4247 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4248 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4249 * emit-rtl.c (component_ref_for_mem_expr)
4250 (set_mem_attributes_minus_bitpos): Likewise.
4251 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4252 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4254 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4255 (build_function_call, pointer_diff, build_compound_expr)
4256 (c_finish_return): Likewise.
4257 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4258 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4260 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4261 * expr.c (is_aligning_offset): Likewise.
4262 * tree-ssa-alias.c (is_escape_site): Likewise.
4263 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4264 (check_all_va_list_escapes): Likewise.
4265 * tree-ssa-loop-ivopts.c (determine_base_object)
4266 (determine_common_wider_type): Likewise.
4267 * dojump.c (do_jump): Likewise.
4268 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4269 * tree-gimple.c (is_gimple_cast): Likewise.
4270 * fold-const.c (decode_field_reference, )
4271 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4272 (fold_binary): Likewise.
4273 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4274 (already_warned_in_frontend_p): Likewise.
4275 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4276 * tree.c (really_constant_p, get_unwidened): Likewise.
4277 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4278 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4279 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4281 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4283 (CONVERT_EXPR_P): Define.
4284 (CASE_CONVERT): Define.
4286 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4289 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4290 (delete_unmarked_insns): When deleting a call, call
4291 delete_unreachable_blocks.
4292 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4293 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4295 2008-05-08 Richard Guenther <rguenther@suse.de>
4297 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4298 (-ftree-salias): Likewise.
4299 (salias-max-implicit-fields): Remove param documentation.
4300 (salias-max-array-elements): Likewise.
4301 * tree-pass.h (pass_create_structure_vars): Remove.
4302 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4303 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4304 * tree-ssa-alias.c (create_structure_vars): Remove.
4305 (gate_structure_vars): Likewise.
4306 (pass_create_structure_vars): Likewise.
4307 (gate_build_alias): Likewise.
4308 (pass_build_alias): Adjust to run always and dump the function.
4309 * common.opt (ftree-salias): Hide.
4310 * passes.c (init_optimization_passes): Remove
4311 pass_create_structure_vars, adjust comment.
4312 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4313 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4314 * opts.c (decode_options): Do not set flag_tree_salias.
4315 (common_handle_option): Add OPT_ftree_salias to the backward
4316 compatibility section.
4318 2008-05-08 Richard Guenther <rguenther@suse.de>
4320 * tree-flow-inline.h (var_can_have_subvars): Move ...
4321 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4322 * tree-flow.h (var_can_have_subvars): Remove.
4323 (push_fields_onto_fieldstack): Remove.
4324 (sort_fieldstack): Likewise.
4325 (struct fieldoff): Move ...
4326 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4327 alias_set and base_for_components fields.
4328 (sort_fieldstack): Make static.
4329 (push_fields_onto_fieldstack): Likewise. Remove code that
4330 handles anything but RECORD_TYPEs. Remove alias_set and
4331 base_for_components handling.
4332 (create_variable_info_for): Adjust.
4334 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4336 * common.opt (Wframe-larger-than=): Shorten the help message
4338 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4340 2008-05-08 Rafael Espindola <espindola@google.com>
4342 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4344 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4345 trap and that both operands are gimple values.
4346 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4347 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4350 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4352 * read-rtl.c (join_c_conditions): Return the first string if the
4353 two strings are equal.
4355 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4357 * gensupport.h (pred_data): Add a "num_codes" field.
4358 (add_predicate_code): Declare.
4359 * gensupport.c (add_predicate_code): New function.
4360 (std_pred_table): Add an "allows_const_p" field.
4361 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4362 Remove the (incomplete) list of such codes from the codes field.
4363 (init_predicate_table): Use add_predicate_code. Add all
4364 RTX_CONST_OBJs if allows_const_p is true.
4365 * genrecog.c (process_define_predicate): Use add_predicate_code.
4367 2008-05-08 David Daney <ddaney@avtrex.com>
4368 Richard Sandiford <rsandifo@nildram.co.uk>
4370 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4371 special case of constant zero operands.
4372 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4373 old and new values. Special case constant zero values.
4374 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4376 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4377 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4379 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4382 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4383 similar RTX_CONST_OBJ before CONST_INT.
4385 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4387 * stmt.c (expand_stack_restore): Change sa mode if needed.
4389 2008-05-08 Richard Guenther <rguenther@suse.de>
4391 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4392 return type to bool.
4393 (ix86_sol10_return_in_memory): Likewise.
4394 (ix86_i386elf_return_in_memory): Likewise.
4395 (ix86_i386interix_return_in_memory): Likewise.
4396 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4397 (ix86_sol10_return_in_memory): Likewise.
4398 (ix86_i386elf_return_in_memory): Likewise.
4399 (ix86_i386interix_return_in_memory): Likewise.
4401 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4404 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4406 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4407 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4410 2008-05-08 Richard Guenther <rguenther@suse.de>
4412 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4413 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4414 (DR_SUBVARS): Remove.
4415 * tree-dfa.c (dump_subvars_for): Remove.
4416 (debug_subvars_for): Likewise.
4417 (dump_variable): Do not dump subvars.
4418 (remove_referenced_var): Do not remove subvars.
4419 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4420 (lookup_subvars_for_var): Remove.
4421 (get_subvars_for_var): Likewise.
4422 (get_subvars_at): Likewise.
4423 (get_first_overlapping_subvar): Likewise.
4424 (overlap_subvar): Likewise.
4425 * tree-flow.h (subvar_t): Remove.
4426 (struct var_ann_d): Remove subvars field.
4427 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4428 argument. Remove special handling of SFTs.
4429 (compute_tag_properties): Likewise.
4430 (set_initial_properties): Likewise.
4431 (compute_call_clobbered): Likewise.
4432 (count_mem_refs): Likewise.
4433 (compute_memory_partitions): Likewise.
4434 (compute_flow_insensitive_aliasing): Likewise.
4435 (setup_pointers_and_addressables): Likewise.
4436 (new_type_alias): Likewise.
4437 (struct used_part): Remove.
4438 (used_portions): Likewise.
4439 (struct used_part_map): Likewise.
4440 (used_part_map_eq): Likewise.
4441 (used_part_map_hash): Likewise.
4442 (free_used_part_map): Likewise.
4443 (up_lookup): Likewise.
4444 (up_insert): Likewise.
4445 (get_or_create_used_part_for): Likewise.
4446 (create_sft): Likewise.
4447 (create_overlap_variables_for): Likewise.
4448 (find_used_portions): Likewise.
4449 (create_structure_vars): Likewise.
4450 * tree.def (STRUCT_FIELD_TAG): Remove.
4451 * tree.h (MTAG_P): Adjust.
4452 (struct tree_memory_tag): Remove base_for_components and
4453 unpartitionable flags.
4454 (struct tree_struct_field_tag): Remove.
4455 (SFT_PARENT_VAR): Likewise.
4456 (SFT_OFFSET): Likewise.
4457 (SFT_SIZE): Likewise.
4458 (SFT_NONADDRESSABLE_P): Likewise.
4459 (SFT_ALIAS_SET): Likewise.
4460 (SFT_UNPARTITIONABLE_P): Likewise.
4461 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4462 (union tree_node): Remove sft field.
4463 * alias.c (get_alias_set): Remove special handling of SFTs.
4464 * print-tree.c (print_node): Remove handling of SFTs.
4465 * tree-dump.c (dequeue_and_dump): Likewise.
4466 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4467 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4468 * tree-predcom.c (set_alias_info): Do not set subvars.
4469 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4470 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4471 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4472 (add_vars_for_offset): Remove.
4473 (add_virtual_operand): Remove special handling of SFTs.
4474 (add_call_clobber_ops): Likewise.
4475 (add_call_read_ops): Likewise.
4476 (get_asm_expr_operands): Likewise.
4477 (get_modify_stmt_operands): Likewise.
4478 (get_expr_operands): Likewise.
4479 (add_to_addressable_set): Likewise.
4480 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4481 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4482 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4483 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4484 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4485 (tree_node_structure): Likewise.
4486 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4488 (find_what_p_points_to): Likewise.
4490 2008-05-08 Sa Liu <saliu@de.ibm.com>
4492 * config/spu/spu.md: Fixed subti3 pattern.
4494 2008-05-08 Richard Guenther <rguenther@suse.de>
4497 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4498 sure to create a representative for trailing arrays for PTA.
4500 2008-05-08 Richard Guenther <rguenther@suse.de>
4503 * fold-const.c (operand_equal_p): Two objects which types
4504 differ in pointerness are not equal.
4506 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4508 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4509 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4510 (emit_library_call_value_1): Add new variable fndecl initialized by
4511 NULL_TREE. It should be the decl type of orgfun, but this information
4512 seems not to be available here, so it uses the default calling abi.
4513 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4514 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4515 by TARGET_RETURN_IN_MEMORY.
4516 * config/i386/i386-interix.h: Likewise.
4517 * config/i386/i386.h: Likewise.
4518 * config/i386/i386elf.h: Likewise.
4519 * config/i386/ptx4-i.h: Likewise.
4520 * config/i386/sol2-10.h: Likewise.
4521 * config/i386/sysv4.h: Likewise.
4522 * config/i386/vx-common.h: Likewise.
4523 * config/cris/cris.h: Removed #if 0 clause.
4524 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4525 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4527 (ix86_sol10_return_in_memory): Likewise.
4528 (ix86_i386elf_return_in_memory): New.
4529 (ix86_i386interix_return_in_memory): New.
4530 * config/mt/mt-protos.h (mt_return_in_memory): New.
4531 * config/mt/mt.c: Likewise.
4532 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4533 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4534 * config/bfin/bfin.h: Likewise.
4535 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4537 * config/bfin/bfin.c: Likewise.
4538 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4539 * config/alpha/unicosmk.h: Likewise.
4540 * config/i386/cygming.h: Likewise.
4541 * config/iq2000/iq2000.h: Likewise.
4542 * config/mips/mips.h: Likewise.
4543 * config/mn10300/mn10300.h: Likewise.
4544 * config/rs6000/rs6000.h: Likewise.
4545 * config/score/score.h: Likewise.
4546 * config/spu/spu.h: Likewise.
4547 * config/v850/v850.h: Likewise.
4548 * defaults.h: Likewise.
4549 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4550 * expr.c (emit_block_move): Adjust use of
4551 OUTGOING_REG_PARM_STACK_SPACE.
4552 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4553 OUTGOING_REG_PARM_STACK_SPACE.
4554 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4556 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4558 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4559 on OMP_RETURN for OMP_FOR.
4562 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4563 (fortran_common): New function.
4564 (gen_variable_die): Call fortran_common instead of common_check,
4565 adjust for it returning tree instead of rtx. Formatting.
4567 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4571 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4572 * c-decl.c (merge_decls): Ditto.
4573 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4574 to RTL_CONST_OR_PURE_CALL_P.
4575 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4576 Initialized DECL_LOOPING_CONST_PURE.
4577 (process_call_operands): Set tree_side_effects properly.
4578 * tree.h (TREE_READONLY_DECL_P): Removed.
4579 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4580 (DECL_LOOPING_OR_CONST_P): New macro.
4581 (struct tree_function_decl): Added looping_const_or_pure_p.
4583 (ECF_LOOPING_OR_CONST_P): New macro.
4584 * rtlanal.c (pure_const_p): Removed.
4585 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4586 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4587 to RTL_CONST_CALL_P.
4588 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4589 (check_decl, check_tree, check_call, scan_function): Initialize
4591 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4592 (static_execute): Set looping true for recursive functions.
4593 Undo setting state to IPA_NEITHER for recursive functions.
4595 * ifcvt.c (noce_can_store_speculate_p): Changed
4596 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4597 RTL_CONST_OR_PURE_CALL_P.
4598 * dse.c (scan_insn): Ditto.
4599 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4600 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4601 RTL_CONST_OR_PURE_CALL_P.
4602 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4603 pure_call_p to RTL_CONST_CALL_P.
4604 * gimplify.c (gimplify_call_expr): Clear side effects for
4605 non-looping pure and constant calls.
4606 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4607 (flags_from_decl_or_type): Set ecf flags from decl flags.
4608 (initialize_argument_information): Turn off
4609 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4610 Change const to pure if callee_copies is true rather than just
4612 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4613 way of marking pure calls.
4614 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4615 Remove hack that was supposed to fix pr7335 and remove old
4616 way of marking pure calls.
4617 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4618 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4619 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4620 RTL_CONST_OR_PURE_CALL_P.
4621 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4622 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4623 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4624 * sched-deps.c (schedule_analyze): Ditto.
4625 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4626 return_val field of calls to represent pure and const function info.
4627 (CONST_OR_PURE_CALL_P): Deleted macro.
4628 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4629 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4630 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4632 * tree-optimize.c (execute_fixup_cfg): Added test for
4633 ECF_LOOPING_CONST_OR_PURE.
4634 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4636 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4637 effects for looping pure or const calls.
4638 (verify_gimple_expr): Added verification code.
4639 * config/alpha/alpha.c (alpha_legitimize_address,
4640 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4642 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4643 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4644 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4645 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4646 RTL_CONST_OR_PURE_CALL_P.
4647 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4648 and const calls to be deleted.
4650 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4653 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4654 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4655 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4656 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4657 to handle nonimmediate operands.
4658 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4659 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4660 to handle nonimmediate operands.
4661 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4662 (mmx_pmulhrwv4hi3): New expander. Use
4663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4664 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4665 (sse2_umulv1siv1di3): New expander. Use
4666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4667 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4668 (mmx_eq<mode>3): New expander. Use
4669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4670 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4671 (mmx_uavgv8qi3): New expander. Use
4672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4673 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4674 (mmx_uavgv4hi3): New expander. Use
4675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4677 * config/i386/sse.md
4678 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4679 to handle nonimmediate operands.
4680 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4681 to handle nonimmediate operands.
4682 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4683 to handle nonimmediate operands.
4684 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4685 to handle nonimmediate operands.
4686 (sse2_unpckhpd_exp): New expander. Use
4687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4688 (sse2_unpcklpd_exp): New expander. Use
4689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4690 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4691 to handle nonimmediate operands.
4692 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4693 to handle nonimmediate operands.
4694 (*sse2_<plusminus_insn><mode>3): Rename from
4695 sse2_<plusminus_insn><mode>3 insn pattern.
4696 (sse2_<plusminus_insn><mode>3): New expander. Use
4697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4698 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4699 (sse2_umulv2siv2di3): New expander. Use
4700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4701 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4702 (sse4_1_mulv2siv2di3): New expander. Use
4703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4704 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4705 (sse2_pmaddwd): New expander. Use
4706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4707 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4708 (sse2_eq<mode>3): New expander. Use
4709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4710 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4711 (sse4_1_eqv2di3): New expander. Use
4712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4713 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4714 (sse2_uavgv16qi3): New expander. Use
4715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4716 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4717 (sse2_uavgv16qi3): New expander. Use
4718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4719 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4720 (sse2_uavgv8hi3): New expander. Use
4721 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4722 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4723 (ssse3_pmulhrswv8hi3): New expander. Use
4724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4725 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4726 (ssse3_pmulhrswv4hi3): New expander. Use
4727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4729 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4730 (<sse>_vmmul<mode>3): Ditto.
4731 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4733 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4734 (ssse3_pmaddubsw): Ditto.
4736 * config/i386/i386.c (struct_builtin_description)
4737 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4738 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4739 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4740 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4741 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4742 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4743 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4744 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4745 (ix86_fixup_binary_operands): Assert that src1
4746 and src2 must have the same mode when swapped.
4747 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4748 and ix86_binary_operator_ok. Do not force operands in registers
4751 2008-05-07 Jan Hubicka <jh@suse.cz>
4753 * cgraph.c (dump_cgraph_node): Update.
4754 * cgraph.h (cgraph_local_info): Break out inline summary.
4755 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4757 * ipa-inline (inline_summary): New accestor function.
4758 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4759 cgraph_decide_inlining, compute_inline_parameters): Update.
4760 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4762 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4764 Cleanup ColdFire scheduling support and add V4 pipeline model.
4766 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4767 (define_attr cpu): Add cfv4 value.
4768 (define_attr type, define_attr type1): Merge into a single 'type'
4769 attribute. Update all uses.
4770 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4771 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4773 (define_attr opx_mem, define_attr opy_mem): Remove.
4774 (define_attr op_mem): Clean up, update comment.
4775 (define_attr size): Use specific values instead of general int.
4776 (define_attr guess, define_attr split): Remove. Update all uses.
4777 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4778 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4779 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4780 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4781 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4782 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4783 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4784 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4785 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4786 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4787 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4788 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4789 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4790 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4791 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4792 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4793 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4794 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4795 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4796 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4797 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4798 Update or set attributes.
4799 (stack_tie): New fake instruction.
4801 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4802 (m68k_sched_attr_size): Update declaration.
4803 (m68k_sched_attr_type2): Remove.
4804 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4805 Declare new bypass predicates.
4807 * config/m68k/m68k.c (m68k_sched_issue_rate,
4808 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4810 (TARGET_SCHED_ISSUE_RATE,
4811 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4812 (override_options): Handle scheduling for ColdFire V4 core.
4813 (m68k_expand_prologue): Emit stack_tie.
4814 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4815 'OP_TYPE_FPN'. Update all uses.
4816 (sched_guess_p): Remove.
4817 (sched_address_type): Handle symbolic addresses.
4818 (sched_get_operand): New static function.
4819 (sched_operand_type): Merge into sched_attr_op_type.
4820 (sched_attr_op_type): Handle FP registers, handle quick constants,
4822 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4823 (m68k_sched_attr_size): Update. Move logic to ...
4824 (sched_get_attr_size_int): New static function.
4825 (sched_get_opxy_mem_type): New static function.
4826 (m68k_sched_attr_op_mem): Update.
4827 (m68k_sched_attr_type2): Remove.
4828 (sched_cfv4_bypass_data): New static variable.
4829 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4830 (m68k_sched_issue_rate): Implement scheduler hook.
4831 (struct _sched_ib: enabled_p): New field.
4832 (m68k_sched_variable_issue): Update. Handle V4.
4833 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4834 sched_dump_class_func_t, sched_dump_split_class,
4835 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4836 sched_dump_dfa_class, m68k_sched_dump): Remove.
4837 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4839 (m68k_sched_init_global): Remove statisctics dumping, introduce
4840 sanity check that all instructions have pipeline reservations. Handle
4842 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4843 Handle ColdFire V4 core.
4844 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4845 New static functions.
4846 (m68k_sched_address_bypass_p): New bypass predicate.
4847 (sched_get_indexed_address_scale): New static function.
4848 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4850 * cf.md: Update comments.
4851 (define_attr type2): Remove. Use 'type' attribute instead.
4853 (cf_ib): Rename to cfv123_ib. Update all uses.
4854 (cf_oep): Rename to cfv123_oep. Update all uses.
4855 (cf_chr): Rename to cfv123_chr. Update all uses.
4856 (cf_mem): Rename to cfv123_mem. Update all uses.
4857 (cf_mac): Move to more appropriate place.
4858 (cfv123_guess): New automaton and cpu_unit.
4859 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4860 Update uses of 'size' attribute. Handle before reload scheduling.
4861 (cfv123_guess): New dummy reservation for unhandled instructions.
4862 (cfv4_*): Pipeline description of ColdFire V4 core.
4863 (ignore): New reservation to handle 'ignore' type.
4865 2008-05-07 Ian Lance Taylor <iant@google.com>
4868 * gimplify.c (find_single_pointer_decl_1): Don't look through
4870 (find_single_pointer_decl): Adjust comments.
4872 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4875 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4876 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4879 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4880 integral type rather than floating point, then VIEW_CONVERT_EXPR
4881 to the floating point type.
4883 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4886 TFmode op0 to register.
4888 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4890 * c-decl.c (grokdeclarator): Comment typo.
4892 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4894 * tree-flow.h: Remove prototype for computed_goto_p.
4895 * tree-cfg.c (computed_goto_p): Make static.
4897 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4900 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4901 (contains_aligned_value_p): This. Handle _Decimal128.
4902 (ix86_function_arg_boundary): Only align _Decimal128 to its
4903 natural boundary and handle it properly.
4905 2008-05-06 Martin Jambor <mjambor@suse.cz>
4907 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4908 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4909 (ipcp_method_set_orig_node): Removed.
4910 (ipcp_cval_get_cvalue_type): Removed.
4911 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4912 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4913 (ipcp_cval_set_cvalue_type): Removed.
4914 (ipcp_cval_get_cvalue): Removed.
4915 (ipcp_cval_set_cvalue): Removed.
4916 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4917 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4918 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4919 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4920 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4921 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4922 (ipcp_get_ith_lattice): Changed parameters.
4923 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4924 (ipcp_lattice_from_jfunc): Changed parameters.
4925 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4926 (ipcp_method_cval_print): Added temporary variable info.
4927 (ipcp_redirect): Removed already unused local variable caller.
4928 (ipcp_redirect): New temporary variable orig_callee_info
4929 (ipcp_redirect): Removed newly unused local variable callee.
4930 (ipcp_redirect): Removed (a bit confusing) local variable type.
4931 (ipcp_insert_stage): Added local variable info.
4932 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4934 (ipcp_formal_create): Removed.
4935 (ipcp_method_cval_set): Removed.
4936 (ipcp_propagate_stage): Renamed lattice variables.
4937 (ipcp_method_cval_set_cvalue_type): Removed.
4938 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4939 (ipcp_print_all_lattices): Changed printed strings to refer to
4940 lattices rather than cvals.
4941 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4942 (ipcp_propagate_const): Changed formal parameters.
4943 (build_const_val): Changed formal parameters.
4944 (ipcp_insert_stage): Removed useless variable cvalue
4945 (build_const_val): Changed formal parameters.
4946 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4947 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4948 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4949 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4950 (ipcp_print_func_profile_counts): Changed string from "method" to
4952 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4953 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4954 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4955 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4956 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4957 (ipcp_lat_is_const): Changed parameters and made inline.
4958 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4959 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4960 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4961 the predicate condition directly
4962 (ipcp_propagate_stage): Added local variable args. Removed local
4963 variable callee. (Both are mere code simplifications.)
4964 (ipcp_method_dont_insert_const): Renamed to
4965 ipcp_node_not_modifiable_p.
4966 (ipcp_node_not_modifiable_p): Made inline.
4967 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4968 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4969 (ipcp_print_all_lattices): Removed variable cvalue
4970 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4973 2008-05-06 Olivier Hainque <hainque@adacore.com>
4975 * tree-sra.c (try_instantiate_multiple_fields): Early return
4976 if field has POINTER_TYPE.
4978 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4980 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4981 by using 'q' specifier for instruction.
4982 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4984 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4986 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4987 Change mode of zero_extract from QImode to HImode.
4988 (sign bit tests peepholes): (Ditto.).
4990 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4992 * config/i386/mmx.md: Remove double backslashes from asm templates.
4993 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4994 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4995 to handle nonimmediate operands.
4996 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4997 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4998 to handle nonimmediate operands.
4999 (*mmx_<code>v2sf3_finite): New insn pattern.
5000 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5001 (mmx_<code>v2sf3): New expander. Use
5002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5003 (mmx_<plusminus_insn><mode>3): New expander. Use
5004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5005 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5006 (mmx_add<mode>3): Removed.
5007 (mmx_ssadd<mode>3): Ditto.
5008 (mmx_usadd<mode>3): Ditto.
5009 (mmx_sub<mode>3): Ditto.
5010 (mmx_sssub<mode>3): Ditto.
5011 (mmx_ussub<mode>3): Ditto.
5012 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5013 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5014 to handle nonimmediate operands.
5015 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5017 (mmx_smulv4hi3_highpart): New expander. Use
5018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5019 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5021 (mmx_umulv4hi3_highpart): New expander. Use
5022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5023 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5024 (mmx_<code>v4hi3): New expander. Use
5025 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5026 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5027 (mmx_<code>v8qi3): New expander. Use
5028 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5029 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5030 (mmx_<code><mode>3): New expander. Use
5031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5033 2008-05-05 Jan Hubicka <jh@suse.cz>
5035 PR tree-optimization/36118
5036 * passes.c (pass_init_dump_file): Fix dump header.
5038 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5042 VCE for function decls.
5044 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5048 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5050 * config/i386/i386.md (sat_plusminus): New.
5051 (plusminus_insn): Likewise.
5052 (plusminus_mnemonic): Likewise.
5054 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5055 (*<addsub><mode>3_cc_overflow): Renamed to ...
5056 (*<plusminus_insn><mode>3_cc_overflow): This.
5057 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5058 (*<plusminus_insn>si3_zext_cc_overflow): This.
5060 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5061 (<plusminus_insn><mode>3): This.
5062 (*<addsub><mode>3): Renamed to ...
5063 (*<plusminus_insn><mode>3): This.
5064 (<sse>_vm<addsub><mode>3): Renamed to ...
5065 (<sse>_vm<plusminus_insn><mode>3): This.
5066 (sse3_h<addsub>v4sf3): Renamed to ...
5067 (sse3_h<plusminus_insn>v4sf3): This.
5068 (sse3_h<addsub>v2df3): Renamed to ...
5069 (sse3_h<plusminus_insn>v2df3): This.
5070 (<plusminus_insn><mode>3): New.
5071 (*<plusminus_insn><mode>3): Likewise.
5072 (sse2_<plusminus_insn><mode>3): Likewise.
5073 (add<mode>): Removed.
5074 (*add<mode>3): Likewise.
5075 (sse2_ssadd<mode>3): Likewise.
5076 (sse2_usadd<mode>3): Likewise.
5077 (sub<mode>3): Likewise.
5078 (*sub<mode>3): Likewise.
5079 (sse2_sssub<mode>3): Likewise.
5080 (sse2_ussub<mode>3): Likewise.
5082 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5084 * gthr-single.h: Add in required interface elements as per gthr.h.
5085 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5086 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5087 Generalize UNUSED macro.
5088 (__gthread_once): Add.
5089 (__gthread_key_create): Add.
5090 (__gthread_key_delete): Add.
5091 (__gthread_getspecific): Add.
5092 (__gthread_setspecific): Add.
5094 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5097 the same size types for the indirect reference on the rhs, then
5100 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/i386.md
5103 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5104 one insn template instead of template series.
5105 (*xordi_1_rex64): Ditto.
5106 (*xordi_2_rex64): Ditto.
5108 2008-05-05 Ira Rosen <irar@il.ibm.com>
5110 PR tree-optimization/36119
5111 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5114 2008-06-04 Jan Hubicka <jh@suse.cz>
5116 tree-optimization/36100
5117 * tree-pass.h (pass_O0_always_inline): Declare.
5118 * ipa-inline.c (inline_transform): Remove dead code.
5119 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5120 pass_O0_always_inline): New.
5121 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5123 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5125 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5126 mnemonic in this_param move for TARGET_64BIT.
5128 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5130 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5131 (*strmovsi_rex_1): Ditto.
5132 (*strsetsi_1): Ditto.
5133 (*strsetsi_rex_1): Ditto.
5135 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5136 adddicc expanders using SWI mode iterator.
5138 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5141 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5144 2008-05-04 David S. Miller <davem@davemloft.net>
5146 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5147 (sparc*-*-linux*): Use linux.h in tm_file.
5148 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5149 compiler defaulting to 32-bit.
5150 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5152 * config/sparc/linux.h: Remove definitions now obtained
5153 properly from linux.h
5154 * config/sparc/linux64.h: Likewise.
5155 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5156 don't want this setting for 32-bit builds in a biarch compiler.
5157 * doc/install.texi: Add sparc-linux to list of targets
5158 supporting --enable-targets=all.
5160 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5162 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5164 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5167 after V4SI_FTYPE_V8HI.
5168 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5169 case V4SI_FTYPE_V2DF.
5171 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5173 * doc/invoke.texi (max-flow-memory-locations): Removed.
5174 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5176 2008-05-03 Richard Guenther <rguenther@suse.de>
5179 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5181 2008-05-02 David S. Miller <davem@davemloft.net>
5183 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5185 2008-05-02 Simon Baldwin <simonb@google.com>
5188 * c-common.h (warn_array_subscript_range): Removed.
5189 * c-common.c (warn_array_subscript_range): Ditto.
5190 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5191 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5193 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.c (ix86_special_builtin_type): New.
5196 (bdesc_special_args): Likewise.
5197 (ix86_expand_special_args_builtin): Likewise.
5198 (ix86_init_mmx_sse_builtins): Updated.
5199 (ix86_expand_builtin): Updated.
5200 (ix86_expand_store_builtin): Removed.
5201 (ix86_expand_unop_builtin): Likewise.
5203 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5204 * config/i386/mmintrin.h (__v2sf): Here.
5206 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5208 (_mm_loadl_pi): Likewise.
5209 (_mm_storeh_pi): Replace __v2si with __v2sf.
5210 (_mm_storel_pi): Likewise.
5212 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5213 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5214 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5215 __builtin_ia32_loadlpd.
5217 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5219 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5220 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5221 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5222 (ix86_init_mmx_sse_builtins): Updated.
5223 (ix86_expand_args_builtin): Likewise.
5224 (ix86_expand_builtin): Likewise.
5225 (ix86_expand_unop1_builtin): Renamed to ...
5226 (ix86_expand_unop_vec_merge_builtin): This.
5228 2008-05-01 Jan Hubicka <jh@suse.cz>
5231 * ipa-inline.c (inline_generate_summary): Make static.
5232 (inline_transform): Do not call inlining at -O0; make static.
5233 * passes.c (execute_todo): Add sanity check.
5234 (execute_one_ipa_transform_pass): Execute proper flags.
5236 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5238 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5239 (DECL_NONADDRESSABLE_P): Likewise.
5240 * alias.c (record_component_aliases): Fix comment.
5242 2008-05-01 Simon Baldwin <simonb@google.com>
5244 * c-common.h (warn_array_subscript_range): New function.
5245 * c-common.c (warn_array_subscript_range): Ditto.
5246 * tree-vrp.c (check_array_ref): Corrected code to agree with
5247 comment, ignoring only arrays of size 0 or size 1.
5248 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5250 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5252 * config/i386/i386.c (ix86_builtin_type): Replace
5253 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5254 (bdesc_args): Updated.
5255 (ix86_init_mmx_sse_builtins): Likewise.
5256 (ix86_expand_args_builtin): Likewise.
5258 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5261 * doc/extend.texi: Correct __builtin_ia32_palignr.
5263 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5266 * config/i386/i386.c (bdesc_crc32): Removed.
5267 (ix86_expand_crc32): Likewise.
5268 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5269 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5270 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5271 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5272 UINT_FTYPE_UINT_UCHAR.
5273 (bdesc_args): Updated. Add crc32 builtins.
5274 (ix86_init_mmx_sse_builtins): Updated.
5275 (ix86_expand_args_builtin): Updated to support subreg.
5277 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5279 2008-05-01 Jan Hubicka <jh@suse.cz>
5281 * tree-pass.h (opt_pass): Add IPA_PASS.
5282 (varpool_node, cgraph_node): Forward declare.
5283 (ipa_opt_pass): Define.
5284 (pass_ipa_inline): Turn into ipa_opt_pass.
5285 (pass_apply_inline): Remove.
5286 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5287 (apply_inline): Turn into ....
5288 (inline_transform): ... this one.
5289 (inline_generate_summary): New function.
5290 (pass_apply_inline): Remove.
5291 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5293 (struct function): Add ipa_transforms_to_apply.
5294 * passes.c (register_one_dump_file): Work on IPA_PASS.
5295 (init_optimization_passes): Remove pass_inline_parameters and
5297 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5298 (execute_one_pass) ... here; apply transforms when possible.
5299 (add_ipa_transform_pass, execute_ipa_summary_asses,
5300 execute_one_ipa_transform_pass): New.
5301 (execute_ipa_pass_list): Update for IPA_PASS type.
5303 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/i386.c (ix86_builtin_type): Add
5306 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5307 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5308 (bdesc_args): Add SSE4a builtins.
5309 (ix86_init_mmx_sse_builtins): Updated.
5310 (ix86_expand_args_builtin): Likewise.
5311 (ix86_expand_builtin): Likewise.
5313 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.c (ix86_builtin_type): Add
5316 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5317 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5318 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5319 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5320 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5321 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5322 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5323 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5324 and DI_FTYPE_DI_DI_INT.
5325 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5326 (ix86_init_mmx_sse_builtins): Updated.
5327 (ix86_expand_args_builtin): Likewise.
5328 (ix86_expand_builtin): Likewise.
5329 (ix86_expand_binop_imm_builtin): Removed.
5331 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5333 2008-04-30 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/32921
5336 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5338 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5340 * config/arm/arm.c (arm_unwind_emit): Use
5341 crtl->all_throwers_are_sibcalls instead of
5342 cfun->all_throwers_are_sibcalls.
5343 (arm_output_fn_unwind): Likewise.
5344 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5345 instead of cfun->uses_pic_offset_table.
5346 (frv_expand_prologue): Likewise.
5347 (frv_frame_pointer_required): Likewise.
5348 (frv_expand_fdpic_call): Likewise.
5349 (frv_emit_movsi): Likewise.
5350 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5351 cfun->returns_pcc_struct instead of
5352 current_function_returns_pcc_struct.
5353 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5354 instead of cfun->calls_eh_return.
5355 (m32c_pushm_popm): Likewise.
5356 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5357 "extern" declaration.
5359 2008-04-30 Richard Guenther <rguenther@suse.de>
5361 PR tree-optimization/21636
5362 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5364 (evaluate_stmt): Print the likely value.
5365 (ccp_visit_stmt): Avoid excessive vertical spacing.
5367 2008-04-30 Rafael Espindola <espindola@google.com>
5369 * builtins.c (fold_call_expr): Return realret.
5370 * tree-ssa-threadedge.c
5371 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5372 __builtin_object_size.
5374 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5376 * gcc.c (wrapper_string): New variable.
5377 (insert_wrapper): New function.
5378 (execute): New option -wrapper.
5379 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5381 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5383 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5384 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5385 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5387 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5388 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5389 config/rs6000/e500crtres64gprctr.asm,
5390 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5391 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5392 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5393 config/rs6000/e500crtsav64gprctr.asm,
5394 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5395 config/rs6000/e500crtsavg64gprctr.asm: New files.
5396 * config/rs6000/t-ppccomm: Add build rules for new files.
5397 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5398 * config/rs6000/t-netbsd: Add build rules for new files.
5399 (LIB2FUNCS_STATIC_EXTRA): New variable.
5400 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5401 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5402 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5404 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5406 * config/i386/i386.c (ix86_builtin_type): Add
5407 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5408 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5409 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5410 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5411 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5412 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5413 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5414 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5415 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5416 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5417 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5418 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5419 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5420 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5421 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5422 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5423 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5424 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5425 V1DI_FTYPE_V2SI_V2SI.
5426 (bdesc_2arg): Moved to ...
5428 (ix86_init_mmx_sse_builtins): Updated.
5429 (ix86_expand_args_builtin): Updated. Take a pointer
5430 to const struct builtin_description. Handle comparison
5432 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5433 (ix86_expand_builtin): Updated.
5435 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5436 (ssse3_pmaddubsw128): This.
5437 (ssse3_pmaddubswv4hi3): Renamed to ...
5438 (ssse3_pmaddubsw): This.
5440 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5441 (__builtin_ia32_packssdw128): Likewise.
5442 (__builtin_ia32_packuswb128): Likewise.
5443 (__builtin_ia32_pmaddubsw): Likewise.
5444 (__builtin_ia32_pmaddubsw128): Likewise.
5446 2008-04-30 Richard Guenther <rguenther@suse.de>
5448 PR tree-optimization/14847
5449 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5450 (recognize_bits_test): Use it.
5451 (recognize_single_bit_test): Likewise.
5453 2008-04-30 Martin Jambor <mjambor@suse.cz>
5455 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5456 instead of setting number of formal parameters to zero.
5457 (ipcp_init_stage): Do not set the number of actual parameters to zero
5459 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5460 which are called with variable number of arguments.
5461 (ipcp_insert_stage): Explicitely skipping all nodes which are
5462 called with variable number of arguments.
5463 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5464 number of parameters.
5466 * ipa-prop.h (struct ipa_node_params): Added flag
5467 called_with_var_arguments
5468 (ipa_set_param_count): Added. Changed sole setter to use it.
5469 (ipa_get_param_count): Added. All readers of param_count
5470 converted to use it instead.
5471 (ipa_set_called_with_variable_arg): Added.
5472 (ipa_is_called_with_var_arguments): Added.
5473 (ipa_get_ith_param): Added. All readers of param_decls converted
5475 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5477 (ipa_get_cs_argument_count): Added, all readers of argument_count
5479 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5482 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5483 (struct ipcp_lattice): Renamed cval_type to type
5484 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5486 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5487 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5488 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5489 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5490 (build_const_val): Changed the type of parameter cvalue to tree
5491 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5492 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5494 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5497 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5498 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5499 (ipa_add_method): Renamed to ipa_push_func_to_list
5500 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5501 (ipa_callsite_param_count): Removed.
5502 (ipa_callsite_param_count_set): Removed.
5503 (ipa_callsite_param): Removed.
5504 (ipa_callsite_callee): Removed.
5505 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5506 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5507 (ipa_method_formal_count): Removed.
5508 (ipa_method_formal_count_set): Removed.
5509 (ipa_method_get_tree): Removed.
5510 (ipa_method_tree_map_create): Removed.
5511 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5512 (ipa_create_param_decls_array): Creates the array itself
5513 (ipa_create_param_decls_array): Temporary variable info instead of
5515 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5516 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5517 (get_type): Removed.
5518 (ipa_jf_get_info_type): Removed.
5519 (ipa_node_create): Renamed to ipa_create_node_params
5520 (ipa_free): Renamed to ipa_free_all_node_params
5521 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5522 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5523 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5524 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5525 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5526 ipa_free_all_edge_args
5527 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5528 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5529 (ipa_create_methodlist_node): Removed.
5530 (ipa_methodlist_method): Removed.
5531 (ipa_methodlist_method_set): Removed.
5532 (ipa_methodlist_next_method): Removed.
5533 (ipa_methodlist_next_method_set): Removed.
5534 (ipa_method_is_modified): Removed.
5535 (ipa_method_modify_create): Removed.
5536 (ipa_method_modify_init): Temporary variable info instead of a few
5538 (ipa_detect_param_modifications): Temporary variable info instead of
5540 (ipa_compute_jump_functions): Temporary variable info instead of
5542 (ipa_method_modify_set): Removed.
5543 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5544 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5545 than craph_node as the first parameter.
5546 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5547 (ipa_method_modify_init): Removed.
5548 (ipa_compute_jump_functions): Added a temp variable instead of
5549 repeatadly dereferencing the cgraph_edge.aux pointer
5550 (ipa_callsite_param_set_type): Removed.
5551 (ipa_compute_jump_functions): i renamed to index and moved to
5553 (ipa_callsite_param_set_info_type_formal): Removed.
5554 (ipa_callsite_param_set_info_type): Removed.
5555 (ipa_callsite_param_map_create): Removed.
5556 (ipa_callsite_tree): Removed.
5557 (ipa_callsite_caller): Removed.
5558 (ipa_pop_func_from_list): return_method removed to return_func
5560 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5561 prefixed all values with IPA_. Changed all users.
5562 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5563 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5564 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5565 (union parameter_info): Renamed to jump_func_value.
5566 (union jump_func_value): Renamed value to constant
5567 (struct ipa_jump_func): Renamed info_type to value
5568 (struct ipa_node): Renamed to ipa_node_params
5569 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5570 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5571 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5572 (struct ipa_edge): Renamed to ipa_edge_args
5573 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5574 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5575 (struct ipa_methodlist): Renamed to ipa_func_list
5576 (struct ipa_func_list): method_p renamed to node, next_method
5578 (ipa_methodlist_p): Removed, switched all users to struct pointer
5579 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5581 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5583 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5584 (rs6000_emit_epilogue): Use backchain to restore only when we
5585 have a large frame. Make use of frame pointer to restore if we
5586 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5588 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5590 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5591 Add mode to zero_extract.
5592 (sign bit tests peepholes): (Ditto.).
5594 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5596 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5597 Instructions in comments with SSE3.
5598 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5599 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5600 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5601 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5602 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5603 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5604 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5605 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5606 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5607 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5608 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5609 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5610 (bdesc_sse_args): Renamed to ...
5611 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5612 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5613 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5615 (bdesc_1arg): Moved to ...
5617 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5618 Instructions in comments with SSE3.
5619 (ix86_expand_sse_operands_builtin): Renamed to ...
5620 (ix86_expand_args_builtin): This. Updated.
5621 (ix86_expand_unop1_builtin): Update comments.
5622 (ix86_expand_builtin): Updated.
5624 2008-04-29 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/36078
5627 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5628 Update virtual SSA form after cleaning up the CFG.
5630 2008-04-29 Richard Guenther <rguenther@suse.de>
5633 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5635 2008-04-29 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5638 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5639 (compute_flow_insensitive_aliasing): Do not treat
5640 PTR_IS_REF_ALL pointers special.
5641 (get_smt_for): Likewise.
5642 (may_alias_p): Re-structure.
5643 (is_escape_site): A ref-all pointer conversion is not an escape site.
5644 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5645 PTR_IS_REF_ALL pointers special.
5646 * tree-ssa-structalias.h (struct alias_info): Remove
5647 ref_all_symbol_mem_tag field.
5648 (PTR_IS_REF_ALL): Remove.
5650 2008-04-29 Richard Guenther <rguenther@suse.de>
5653 * fold-const.c (extract_muldiv_1): In combining division constants
5654 make sure to never overflow.
5656 2008-04-29 Nick Clifton <nickc@redhat.com>
5658 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5660 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5663 * optc-gen.awk: Work around HP-UX/IA awk bug.
5665 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5667 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5670 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5673 * config/i386/i386.md
5674 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5675 Change operand 1 predicate to nonimmediate_operand.
5677 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5680 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5682 * gengtype.c (walk_type, write_func_for_structure): Handle
5684 * doc/gty.texi: Document chain_circular.
5686 2008-04-28 Richard Guenther <rguenther@suse.de>
5688 PR tree-optimization/36066
5689 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5692 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5695 * config/i386/i386.md
5696 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5697 Use match_scratch instead of match_operand for operands 3 and 4.
5699 2008-04-27 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/18754
5702 PR tree-optimization/34223
5703 * tree-pass.h (pass_complete_unrolli): Declare.
5704 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5705 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5706 Rewrite loop into loop closed SSA form if it is not already.
5707 (tree_unroll_loops_completely): Re-structure to iterate over
5708 innermost loops with intermediate CFG cleanups.
5709 Unroll outermost loops only if requested or the code does not grow
5711 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5712 loops are available.
5713 (tree_vectorize): Instead do so here.
5714 (tree_complete_unroll): Also unroll outermost loops.
5715 (tree_complete_unroll_inner): New function.
5716 (gate_tree_complete_unroll_inner): Likewise.
5717 (pass_complete_unrolli): New pass.
5718 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5719 uses outside of the loop.
5720 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5721 form if it is available.
5722 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5723 * passes.c (init_optimization_passes): Schedule complete inner
5724 loop unrolling pass before the first CCP pass after final inlining.
5726 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5728 * targhooks.h (default_emutls_var_fields,
5729 default_emutls_var_init): Declare.
5730 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5731 * target.h (struct gcc_target): Add struct emutls member.
5732 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5733 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5734 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5735 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5736 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5737 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5738 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5739 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5740 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5741 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5742 emit debug information.
5743 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5744 * varasm.c: Include targhooks.h.
5745 (emutls_object_section, emutls_tmpl_section): New.
5746 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5747 (EMUTLS_SEPARATOR): New.
5749 (get_emutls_object_name): New.
5750 (default_emutls_var_fields): New, broken out of ...
5751 (get_emutls_object_type): ... here. Adjust to use target hooks.
5752 (get_emutls_init_templ_addr): Adjust to use target hooks.
5753 (emutls_decl): Adjust to use target hooks.
5754 (emutls_finish): Likewise.
5755 (default_emutls_var_init): New, broken out of ...
5756 (assemble_variable): ... here. Adjust to use target hooks.
5757 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5759 * c-common.c (handle_section_attribute): Prevent overriding
5760 sections for emulated tls with special sections.
5761 * config/i386/i386.c (x86_64_elf_select_section): Add
5762 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5763 (x86_64_elf_unique_section): Likewise.
5764 * config/vxworks.c: Include tree.h.
5765 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5766 (vxworks_override_options): Set TLS scheme.
5767 * doc/tm.texi (Emulated TLS): New node.
5769 2008-04-26 Simon Baldwin <simonb@google.com>
5772 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5773 with propagated string constants.
5775 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5777 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5778 constraint for operand 2 when operand 0 is memory operand.
5779 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5780 operand 0 is memory operand.
5781 (fix_trunc<mode>_i387_with_temp): Ditto.
5782 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5783 operand 2 when operand 1 is memory operand.
5784 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5785 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5786 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5787 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5788 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5789 operands 2,3 and 4 when operand 1 is memory operand.
5790 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5792 (fistdi2_floor_with_temp): Ditto.
5793 (fist<mode>2_floor_with_temp): Ditto.
5794 (fistdi2_ceil_with_temp): Ditto.
5795 (fist<mode>2_ceil_with_temp): Ditto.
5796 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5798 2008-04-26 David Daney <ddaney@avtrex.com>
5800 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5802 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5803 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5804 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5805 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5806 (compare_and_swap_12): New insn.
5807 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5808 * config/mips/mips.c (mips_force_binary): New function.
5809 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5810 (mips_expand_compare_and_swap_12): New function.
5811 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5813 2008-04-25 Jan Hubicka <jh@suse.cz>
5816 * cfgexpand.c (pass_expand): Turn into RTL pass.
5817 * passes.c (execute_one_pass): Do pass typechecking after execution.
5818 * tree-pass.h (pass_expand): Turn into RTL pass.
5820 * function.h (struct rtl_data): Move here fields
5821 accesses_prior_frames, calls_eh_return, saves_all_registers,
5822 has_nonlocal_goto, has_asm_statement, is_thunk,
5823 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5824 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5825 arg_pointer_save_area_init from struct function; turn into bool.
5826 (struct function): Move
5827 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5828 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5829 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5830 tail_call_emit, arg_pointer_save_area_init
5831 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5832 (current_function_returns_struct, current_function_returns_pcc_struct,
5833 current_function_calls_setjmp, current_function_calls_alloca,
5834 current_function_accesses_prior_frames,
5835 current_function_calls_eh_return, current_function_is_thunk,
5836 current_function_stdarg, current_function_profile,
5837 current_function_limit_stack, current_function_uses_pic_offset_table,
5838 current_function_uses_const_pool, current_function_has_nonlocal_label,
5839 current_function_saves_all_registers,
5840 current_function_has_nonlocal_goto,
5841 current_function_has_asm_statement): Remove accesor macros.
5842 * ra-conflict.c (global_conflicts): Update.
5843 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5844 (suitable_for_tail_call_opt_p): Update.
5845 * builtins.c (expand_builtin_return_addr): Update.
5846 (expand_builtin_setjmp_setup): Update.
5847 (expand_builtin_nonlocal_goto): Update.
5848 * final.c (final_start_function): Update.
5849 (profile_function): Update.
5850 (leaf_function_p): Update.
5851 (only_leaf_regs_used): Update.
5852 * df-scan.c (df_get_exit_block_use_set): Update.
5853 * dojump.c (clear_pending_stack_adjust): Update.
5854 * tree-stdarg.c (gate_optimize_stdarg): Update.
5855 * gimple-low.c (lower_function_body): Update.
5856 * global.c (compute_regsets): Update.
5857 (global_alloc): Update.
5858 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5859 * expr.c (expand_assignment): Update.
5860 * dse.c (dse_step0): Update.
5861 (dse_step1): Update.
5862 * c-decl.c (store_parm_decls): Update.
5863 * local-alloc.c (combine_regs): Update.
5864 (find_free_reg): Update.
5865 * function.c (assign_parms_augmented_arg_list): Update.
5866 (assign_parm_find_data_types): Update.
5867 (assign_parms): Update.
5868 (allocate_struct_function): Update.
5869 (expand_function_start): Update.
5870 (expand_function_end): Update.
5871 (get_arg_pointer_save_area): Update.
5872 (thread_prologue_and_epilogue_insns): Update.
5873 (rest_of_match_asm_constraints): Update.
5874 * stor-layout.c (variable_size): Update.
5875 * gcse.c (gcse_main): Update.
5876 (bypass_jumps): Update.
5877 * gimplify.c (gimplify_function_tree): Update.
5878 * calls.c (emit_call_1): Update.
5879 (expand_call): Update.
5880 * bt-load.c (compute_defs_uses_and_gen): Update.
5881 * except.c (sjlj_assign_call_site_values): Update.
5882 (sjlj_emit_function_enter): Update.
5883 (can_throw_external): Update.
5884 (set_nothrow_function_flags): Update.
5885 (expand_builtin_unwind_init): Update.
5886 (expand_eh_return): Update.
5887 (convert_to_eh_region_ranges): Update.
5888 (output_function_exception_table): Update.
5889 * emit-rtl.c (gen_tmp_stack_mem): Update.
5890 * cfgexpand.c (expand_used_vars): Update.
5891 (tree_expand_cfg): Update.
5892 * cfgcleanup.c (rest_of_handle_jump): Update.
5893 * explow.c (allocate_dynamic_stack_space): Update.
5894 * varasm.c (assemble_start_function): Update.
5895 (force_const_mem): Update.
5896 (mark_constant_pool): Update.
5897 * tree-optimize.c (tree_rest_of_compilation): Update.
5898 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5899 * tree-cfg.c (notice_special_calls): Update.
5900 (is_ctrl_altering_stmt): Update.
5901 (tree_can_make_abnormal_goto): Update.
5902 (tree_purge_dead_abnormal_call_edges): Update.
5903 * config/alpha/predicates.md: Update.
5904 * config/alpha/alpha.c (alpha_sa_mask): Update.
5905 (alpha_sa_size): Update.
5906 (alpha_does_function_need_gp): Update.
5907 (alpha_expand_prologue): Update.
5908 (alpha_start_function): Update.
5909 (alpha_output_function_end_prologue): Update.
5910 (alpha_expand_epilogue): Update.
5911 * config/frv/frv.c (frv_stack_info): Update.
5912 (frv_expand_epilogue): Update.
5913 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5914 (s390_register_info): Update.
5915 (s390_frame_info): Update.
5916 (s390_init_frame_layout): Update.
5917 (s390_can_eliminate): Update.
5918 (save_gprs): Update.
5919 * config/spu/spu.c (spu_split_immediate): Update.
5920 (need_to_save_reg): Update.
5921 (spu_expand_prologue): Update.
5922 (spu_expand_epilogue): Update.
5923 * config/sparc/sparc.md: Update.
5924 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5925 (sparc_tls_got): Update.
5926 (legitimize_pic_address): Update.
5927 (sparc_emit_call_insn): Update.
5928 (sparc_expand_prologue): Update.
5929 (output_return): Update.
5930 (print_operand): Update.
5931 (sparc_function_ok_for_sibcall): Update.
5932 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5933 * config/m32r/m32r.md: Update.
5934 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5935 (m32r_compute_frame_size): Update.
5936 (m32r_expand_prologue): Update.
5937 (m32r_expand_epilogue): Update.
5938 (m32r_legitimize_pic_address): Update.
5939 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5940 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5941 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5943 (ix86_save_reg): Update.
5944 (ix86_compute_frame_layout): Update.
5945 (ix86_expand_prologue): Update.
5946 (ix86_expand_epilogue): Update.
5947 * config/sh/sh.c (output_stack_adjust): Update.
5948 (calc_live_regs): Update.
5949 (sh5_schedule_saves): Update.
5950 (sh_expand_prologue): Update.
5951 (sh_expand_epilogue): Update.
5952 (sh_setup_incoming_varargs): Update.
5953 (sh_allocate_initial_value): Update.
5954 (sh_get_pr_initial_val): Update.
5955 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5956 * config/sh/sh.md (label:): Update.
5957 * config/avr/avr.c (out_movhi_mr_r): Update.
5958 * config/crx/crx.h (enum): Update.
5959 * config/xtensa/xtensa.h (along): Update.
5960 * config/stormy16/stormy16.c Update.
5961 (xstormy16_compute_stack_layout): Update.
5962 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5963 (fr30_expand_prologue): Update.
5964 * config/cris/cris.c (cris_conditional_register_usage): Update.
5965 (cris_reg_saved_in_regsave_area): Update.
5966 (cris_initial_frame_pointer_offset): Update.
5967 (cris_simple_epilogue): Update.
5968 (cris_expand_prologue): Update.
5969 (cris_expand_epilogue): Update.
5970 (cris_expand_pic_call_address): Update.
5971 (cris_asm_output_symbol_ref): Update.
5972 (cris_asm_output_label_ref): Update.
5973 * config/cris/cris.md Update.
5974 * config/iq2000/iq2000.c (compute_frame_size): Update.
5975 (iq2000_expand_epilogue): Update.
5976 * config/mt/mt.h (save_direction): Update.
5977 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5978 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5979 (ia64_secondary_reload_class): Update.
5980 * config/m68k/m68k.c (m68k_save_reg): Update.
5981 (m68k_expand_prologue): Update.
5982 (m68k_expand_epilogue): Update.
5983 (legitimize_pic_address): Update.
5984 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5985 (first_reg_to_save): Update.
5986 (first_altivec_reg_to_save): Update.
5987 (compute_vrsave_mask): Update.
5988 (compute_save_world_info): Update.
5989 (rs6000_stack_info): Update.
5990 (spe_func_has_64bit_regs_p): Update.
5991 (rs6000_ra_ever_killed): Update.
5992 (rs6000_emit_eh_reg_restore): Update.
5993 (rs6000_emit_allocate_stack): Update.
5994 (rs6000_emit_prologue): Update.
5995 (rs6000_emit_epilogue): Update.
5996 (rs6000_output_function_epilogue): Update.
5997 (output_profile_hook): Update.
5998 (rs6000_elf_declare_function_name): Update.
5999 * config/rs6000/rs6000.h (rs6000_args): Update.
6000 * config/rs6000/rs6000.md: Update.
6001 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6002 * config/arc/arc.c (arc_output_function_epilogue): Update.
6003 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6004 * config/darwin.c (machopic_function_base_name): Update.
6005 * config/score/score3.c (score3_compute_frame_size): Update.
6008 (score3_epilogue): Update.
6009 * config/score/score7.c (score7_compute_frame_size): Update.
6010 (score7_prologue): Update.
6011 (score7_epilogue): Update.
6012 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6013 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6014 * config/arm/arm.c (use_return_insn): Update.
6015 (require_pic_register): Update.
6016 (arm_load_pic_register): Update.
6017 (arm_compute_save_reg0_reg12_mask): Update.
6018 (arm_compute_save_reg_mask): Update.
6019 (thumb1_compute_save_reg_mask): Update.
6020 (output_return_instruction): Update.
6021 (arm_output_function_prologue): Update.
6022 (arm_output_epilogue): Update.
6023 (arm_get_frame_offsets): Update.
6024 (arm_expand_prologue): Update.
6025 (thumb_pushpop): Update.
6026 (thumb_exit): Update.
6027 (thumb1_expand_prologue): Update.
6028 (thumb1_expand_epilogue): Update.
6029 (arm_unwind_emit): Update.
6030 (arm_output_fn_unwind): Update.
6031 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6032 * config/arm/arm.md: Update.
6033 * config/pa/pa.md: Update.
6034 * config/pa/pa.c (legitimize_pic_address): Update.
6035 (compute_frame_size): Update.
6036 (hppa_expand_prologue): Update.
6037 (hppa_expand_epilogue): Update.
6038 (borx_reg_operand): Update.
6039 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6040 (HARD_REGNO_RENAME_OK): Update.
6041 * config/mips/mips.c (mips_global_pointer): Update.
6042 (mips_save_reg_p): Update.
6043 (mips_compute_frame_info): Update.
6044 (mips_frame_pointer_required): Update.
6045 (mips_expand_prologue): Update.
6046 (mips_expand_epilogue): Update.
6047 (mips_can_use_return_insn): Update.
6048 (mips_reorg_process_insns): Update.
6049 * config/v850/v850.c (compute_register_save_size): Update.
6050 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6051 * config/mmix/mmix.c (along): Update.
6052 (mmix_expand_epilogue): Update.
6053 * config/bfin/bfin.c (legitimize_pic_address): Update.
6054 (must_save_p): Update.
6055 (stack_frame_needed_p): Update.
6056 (add_to_reg): Update.
6057 (bfin_expand_prologue): Update.
6058 * stmt.c (expand_asm_operands): Update.
6059 * reload1.c (reload): Update.
6060 (init_elim_table): Update.
6062 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6064 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6066 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6068 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6069 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6070 (mov<mode>): Removed.
6071 (*movv4sf_internal): Likewise.
6072 (*movv2df_internal): Likewise.
6074 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6076 * config.gcc (crx-*-elf): Remove deprecation.
6078 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6080 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6081 __gcc_deregister_frame with atexit.
6082 (deregister_frame_dtor): Remove.
6084 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6085 Nathan Sidwell <nathan@codesourcery.com>
6087 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6089 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6090 (rs6000_isel): Likewise.
6091 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6092 (rs6000_isel): New variable.
6093 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6095 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6098 * c-common.c (handle_vector_size_attribute): Call
6099 lang_hooks.types.reconstruct_complex_type instead of
6100 reconstruct_complex_type.
6101 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6102 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6103 * langhooks.h (struct lang_hooks_for_types): Add
6104 reconstruct_complex_type hook.
6105 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6106 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6108 2008-04-24 Richard Guenther <rguenther@suse.de>
6110 * c-common.h (check_builtin_function_arguments): Declare.
6111 * c-common.c (validate_nargs): New function.
6112 (check_builtin_function_arguments): Likewise.
6113 * c-typeck.c (build_function_call): Call
6114 check_builtin_function_arguments.
6115 * builtins.c (fold_builtin_classify): Remove error reporting code.
6116 (fold_builtin_unordered_cmp): Likewise.
6117 (fold_builtin_1): Likewise.
6118 (fold_builtin_n): Likewise.
6120 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6122 PR tree-optimization/36008
6123 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6124 the original op1, rather than delta by step.
6126 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6127 Sebastian Pop <sebastian.pop@amd.com>
6129 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6130 eliminate_local_variables_stmt, eliminate_local_variables,
6131 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6132 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6133 of code delimited by two edges in the CFG.
6134 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6135 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6136 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6137 the case of parallelisation of reductions.
6138 (expr_invariant_in_region_p): New.
6140 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6141 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6143 2008-04-24 Ira Rosen <irar@il.ibm.com>
6144 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/36034
6147 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6148 incapable of dealing with loads with gaps.
6150 2008-04-24 Rafael Espindola <espindola@google.com>
6152 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6153 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6154 vrp_evaluate_conditional.
6155 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6156 (vrp_evaluate_conditional): Split the cond argument.
6157 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6158 (simplify_stmt_for_jump_threading): Update call to
6159 vrp_evaluate_conditional.
6161 2008-04-24 Ira Rosen <irar@il.ibm.com>
6163 PR tree-optimization/35982
6164 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6165 interleaved data-refs are of the same type.
6167 2008-04-24 Danny Smith <dannysmith@users.net>
6169 * c-format.c (check_format_info_main): Use strncmp rather than a
6170 magic prefix to handle multichar length specs.
6171 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6172 Don't prefix "I64" and "I32" with '\0'.
6174 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6177 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6178 in registers for -m32 only if stdarg_p (fntype).
6180 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6182 PR rtl-optimization/36006
6183 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6184 temp to op0 in order to avoid invalid rtx sharing.
6186 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6188 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6189 check TREE_INVARIANT.
6190 * tree-gimple.c (is_gimple_address): New.
6191 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6192 * tree-gimple.h (is_gimple_address): New.
6193 * tree.h (decl_address_invariant_p): New.
6194 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6195 (build_string): Likewise.
6196 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6197 (tree_invariant_p_1): Likewise.
6198 (save_expr): Use it.
6199 (tree_invariant_p): New.
6200 (skip_simple_arithmetic): Use it.
6201 (stabilize_reference_1): Use it.
6202 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6204 (build1_stat): Drop code to compute TREE_INVARIANT.
6205 (build2_stat): Drop code to compute TREE_INVARIANT.
6206 (build3_stat): Drop code to compute TREE_INVARIANT.
6207 (build4_stat): Drop code to compute TREE_INVARIANT.
6208 (build5_stat): Drop code to compute TREE_INVARIANT.
6209 (build7_stat): Drop code to compute TREE_INVARIANT.
6210 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6211 * tree.h (struct tree_base): Remove invariant_flag.
6212 (TREE_INVARIANT): Remove.
6213 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6214 (fold_builtin_expect): Check TREE_CONSTANT.
6215 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6216 * c-tree.h (c_expr_to_decl): Drop third parameter.
6217 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6218 (build_c_cast): Don't set TREE_INVARIANT.
6219 (pop_init_level): Don't set TREE_INVARIANT.
6220 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6221 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6223 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6224 (gimplify_addr_expr): Adjust comment.
6225 * tree-mudflap.c (mf_build_string):
6226 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6227 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6228 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6229 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6230 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6231 * langhooks.h (struct lang_hooks): Drop third parameter from
6234 2008-04-23 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/27799
6237 PR tree-optimization/32921
6238 PR tree-optimization/32624
6239 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6240 SMTs aliases and the tag itself into the solution.
6241 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6242 merge the points-to solution back into the SMT aliases.
6243 (may_alias_p): Use alias_set_subset_of instead of
6244 aliases_conflict_p. A pointer which points to
6245 memory with alias set zero may access any variable.
6247 2008-04-23 Richard Guenther <rguenther@suse.de>
6249 * alias.c (alias_set_subset_of): Correctly handle asking
6250 if zero is a subset of an alias set with zero child.
6251 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6252 (compute_flow_insensitive_aliasing): Correctly walk all
6253 pointers. Do not unnecessarily union sets.
6255 2008-04-23 Richard Guenther <rguenther@suse.de>
6258 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6260 2008-04-22 Tomas Bily <tbily@suse.cz>
6262 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6264 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6266 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6267 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6268 * tree-inline.c (estimate_num_insns_1): Likewise.
6269 * varasm.c (const_hash_1, compare_constant, copy_constant)
6270 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6271 * emit-rtl.c (component_ref_for_mem_expr)
6272 (set_mem_attributes_minus_bitpos): Likewise.
6273 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6274 (is_aligning_offset): Likewise.
6275 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6276 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6277 * dojump.c (do_jump): Likewise.
6278 * builtins.c (get_pointer_alignment, get_memory_rtx)
6279 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6280 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6282 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6284 PR rtl-optimization/36017
6285 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6286 expanding the library call.
6288 2008-04-22 Ian Lance Taylor <iant@google.com>
6290 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6293 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6295 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6296 of LR/CTR moves for Power6.
6298 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6301 * passes.c (init_optimization_passes): Remove
6302 pass_fast_rtl_byte_dce.
6304 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6307 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6308 builtin functions to generate faster code.
6309 (_mm_cvtpu16_ps): Ditto.
6310 (_mm_cvtpi32x2_ps): Ditto.
6312 2008-04-22 Nick Clifton <nickc@redhat.com>
6314 * common.opt (ftree-loop-distribution): Add Optimization
6317 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6318 (frv_expand_builtin_va_start): Likewise.
6320 * config/arm/arm.c (thumb_find_work_register): Fix location of
6321 argument register count.
6323 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6325 Support scheduling for ColdFire V1 and V3 microarchitecture.
6326 Improve scheduling of multiplication instructions.
6328 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6329 (mac): New instruction attribute.
6330 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6331 (m68k_sched_mac): New variable.
6332 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6333 Handle cfv1 and cfv3.
6334 (max_insn_size): New static variable.
6335 (struct _sched_ib): New type.
6336 (sched_ib): New static variable.
6337 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6338 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6339 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6341 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6342 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6343 new variables. Update.
6344 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6345 Add modeling of cfv3 instruction buffer. Update.
6346 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6347 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6348 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6349 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6350 a particular reservation applies to.
6351 (type2): Reorganize attribute values. Rename alu to alu_reg,
6352 alu_l to alu, move_l to omove. Join move to alu. Split mul
6354 (cf_ib_*): Simplify description of instruction buffer.
6355 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6356 (cf_mem): Split into cf_mem1 and cf_mem2.
6357 (cf_v2_move_??): Rename to cfv12_alu_??.
6358 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6359 (cf_v2_mul_??): Remove reservations.
6360 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6361 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6362 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6364 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6365 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6366 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6367 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6368 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6369 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6370 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6371 expansions of the above reservations for instructions of sizes
6374 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6376 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6378 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6380 * coverage.c: Include tree-pass.h.
6381 (coverage_counter_alloc): Print da_file_name to the dump file.
6383 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6385 * sbitmap.c (sbitmap_range_empty_p): New function.
6386 * sbitmap.h (sbitmap_range_empty_p): New function.
6387 * bitmap.h: Now includes obstack.h.
6389 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6390 Kenneth Zadeck <zadeck@naturalbridge.com>
6392 * dbgcnt.def (ra_byte_scan): Added.
6393 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6394 when the last hit happens for a counter.
6395 * timevar.def (TV_DF_BYTE_LR): New variable.
6396 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6397 * passes.c (pass_fast_rtl_byte_dce): New pass.
6398 * fwprop.c (update_df): Added mode to call df_ref_create.
6399 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6400 DF_REF_EXTRACT_OFFSET.
6401 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6402 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6404 (df_ref_extract): Added mode field.
6405 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6406 DF_REF_EXTRACT_OFFSET.
6407 (DF_REF_EXTRACT_MODE): New macro.
6408 (df_byte_lr_bb_info): New structure.
6409 (df_print_byte_regset, df_compute_accessed_bytes,
6410 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6411 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6412 df_byte_lr_simulate_uses,
6413 df_byte_lr_simulate_artificial_refs_at_top,
6414 df_byte_lr_simulate_artificial_refs_at_end,
6415 df_compute_accessed_bytes): New function.
6416 (df_ref_create): Add parameter.
6417 (df_byte_lr_get_bb_info): New inline function.
6418 * df-scan.c (df_ref_record, df_uses_record,
6419 df_ref_create_structure): Added mode parameter.
6420 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6421 df_defs_record, df_uses_record, df_get_conditional_uses,
6422 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6423 df_entry_block_defs_collect, df_exit_block_uses_collect):
6424 Added mode parameter to calls to df_ref_record, df_uses_record,
6425 df_ref_create_structure.
6426 (df_ref_equal_p, df_ref_compare): Added test for modes.
6427 (df_ref_create_structure): Added code to set mode. Renamed
6428 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6429 DF_REF_EXTRACT_OFFSET.
6430 * df-core.c (df_print_byte_regset): New function.
6431 * df-byte-scan.c: New file.
6432 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6433 calls to BITMAP_FREE.
6434 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6435 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6436 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6437 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6438 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6439 df_byte_lr_local_compute, df_byte_lr_init,
6440 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6441 df_byte_lr_transfer_function, df_byte_lr_free,
6442 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6443 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6444 df_byte_lr_simulate_uses,
6445 df_byte_lr_simulate_artificial_refs_at_top,
6446 df_byte_lr_simulate_artificial_refs_at_end): New function.
6447 * dce.c (byte_dce_process_block): New function.
6448 (dce_process_block): au is now passed in rather than computed
6449 locally. Changed loops that look at artificial defs to not look
6450 for conditional or partial ones, because there never are any.
6451 (fast_dce): Now is able to drive byte_dce_process_block or
6452 dce_process_block depending on the kind of dce being done.
6453 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6454 (rest_of_handle_fast_byte_dce): New function.
6455 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6456 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6458 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6461 * gcc.h: Added fortran options that take arguments to
6462 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6465 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6467 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6468 scalarization if on the LHS and not a full access.
6470 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6472 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6474 2008-04-18 Rafael Espindola <espindola@google.com>
6476 * tree-vrp.c (find_case_label_index): Fix the binary search.
6477 (find_case_label_range): New.
6478 (vrp_visit_switch_stmt): Use find_case_label_range.
6479 (simplify_switch_using_ranges): Use find_case_label_range.
6481 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6483 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6484 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6486 2008-04-18 Tom Tromey <tromey@redhat.com>
6489 * doc/cpp.texi (Implementation-defined behavior): Mention
6492 2008-04-18 Ian Lance Taylor <iant@google.com>
6494 * fold-const.c (pointer_may_wrap_p): New static function.
6495 (fold_comparison): Add another test for pointer overflow. Use
6496 pointer_may_wrap_p to disable some false positives.
6498 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6500 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6501 (fname_as_string): Match updated cpp_interpret_string prototype.
6502 (fix_string_type): Support char16_t* and char32_t*.
6503 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6504 derivative) nodes. Register as builtin if C++0x.
6505 (c_parse_error): Support CPP_CHAR{16,32}.
6506 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6507 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6508 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6509 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6510 CTI_CHAR32_ARRAY_TYPE>: New elements.
6511 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6512 char32_type_node, signed_char32_type_node, char16_array_type_node,
6513 char32_array_type_node): New defines.
6514 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6515 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6516 (lex_string): Support CPP_STRING{16,32}, match updated
6517 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6518 (lex_charconst): Support CPP_CHAR{16,32}.
6519 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6520 and CPP_STRING{16,32}.
6522 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6525 * aclocal.m4: Regenerate.
6526 * configure: Regenerate.
6528 2008-04-18 Jan Hubicka <jh@suse.cz>
6530 * except.c (dw2_size_of_call_site_table,
6531 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6533 * cgraphbuild.c (build_cgraph_edges): Update.
6534 * tree-pass.h: Update comment.
6535 * final.c (leaf_function_p): Update.
6536 (leaf_renumber_regs): Update.
6537 (rest_of_clean_state): Update.
6538 * omp-low.c (expand_omp_parallel): Update.
6539 * ipa-reference.c (analyze_function): Update.
6540 * reorg.c (find_end_label): Update.
6541 (optimize_skip): Update.
6542 (fill_simple_delay_slots): Update.
6543 (fill_simple_delay_slots): Update.
6544 (make_return_insns): Update.
6545 (dbr_schedule): Update.
6546 * gimple-low.c (record_vars_into): Update.
6547 * cfgbuild.c (make_edges): Update.
6548 * function.c (assign_stack_local): Update.
6549 (assign_parm_adjust_stack_rtl): Update.
6550 (locate_and_pad_parm): Update.
6551 (allocate_struct_function): Do not initialize stack_alignment_needed
6552 and preferred_stack_boundary here.
6553 (stack_protect_prologue): Update.
6554 (stack_protect_epilogue): Update.
6555 (expand_function_start): Initialize stack_alignment_needed,
6556 preferred_stack_boundary and max_jumptable_ents.
6557 (expand_function_end): Update.
6558 (free_after_compilation): Do not NULLify epilogue_delay_list.
6559 * function.h (struct rtl_data): Add stack_protect_guard,
6560 stack_alignment_needed,
6561 preferred_stack_boundary, epilogue_delay_list.
6562 (struct function): Remove value_histograms, stack_alignment_needed,
6563 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6565 unexpanded_var_list, stack_protect_guard.
6566 (current_function_epilogue_delay_list): Remove.
6567 * ipa-type-escape.c (analyze_function): Update.
6568 * gimplify.c (pop_gimplify_context): Update comment.
6569 * calls.c (expand_call): Update.
6570 (emit_library_call_value_1): Update.
6571 * except.c (set_nothrow_function_flags): Update.
6572 * cfgexpand.c (get_decl_align_unit): Update.
6573 (create_stack_guard): Update.
6574 (estimated_stack_frame_size): Update.
6575 (expand_used_vars): Update.
6576 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6577 * explow.c (allocate_dynamic_stack_space): Update.
6578 * tree-ssa-live.c (remove_unused_locals): Update.
6579 * varasm.c (mark_constant_pool): Update.
6580 * tree-inline.c (remap_decls): Update.
6581 (initialize_cfun): Update.
6582 (declare_return_variable): Update.
6583 (inline_forbidden_p): Update.
6584 (expand_call_inline): Update.
6585 (declare_inline_vars): Update.
6586 (tree_function_versioning): Update.
6587 * tree-flow.h (value_histograms): New.
6588 (VALUE_HISTOGRAMS): New macro.
6589 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6591 * tree-cfg.c (set_bb_for_stmt): Update.
6592 (replace_by_duplicate_decl): Update.
6593 (move_block_to_fn): Update.
6594 (new_label_mapper): Update.
6595 (dump_function_to_file): Update.
6596 * ipa-struct-reorg.c (build_data_structure): Update.
6597 * cfgrtl.c (print_rtl_with_bb): Update.
6598 * reload1.c (reload): Update.
6600 * config/i386/i386.c (setup_incoming_varargs_64,
6601 ix86_compute_frame_layout): Update.
6602 * config/arc/arc.c (arc_output_function_epilogue): Update.
6604 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6606 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6607 for FreeBSD as well.
6608 * gthr-posix95.h: Likewise.
6610 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6612 PR rtl-optimization/35838
6613 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6614 out the byte offset of the first subreg.
6616 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6618 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6619 to split_ti instead of three separate calls with single member arrays.
6620 (subti3 splitter): Ditto.
6621 (adddi3 splitter): Ditto with split_di.
6622 (subdi3 splitter): Ditto.
6623 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6624 two separate calls with single member arrays. Swap match_dup
6625 operands 1 and 2 to better fit into the array.
6626 (negdi2 splitter): Ditto with split_di.
6627 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6628 two separate calls with single member arrays. Swap match_dup operands
6629 6 and 7 to better fit into the array.
6631 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6633 * config/i386/i386.c (sse_builtin_type): New.
6634 (bdesc_sse_args): Likewise.
6635 (bdesc_sse_3arg): Removed.
6636 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6637 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6638 IX86_BUILTIN_ROUNDPS.
6639 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6640 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6641 IX86_BUILTIN_ROUNDPS.
6642 (ix86_expand_sse_4_operands_builtin): Removed.
6643 (ix86_expand_sse_operands_builtin): New.
6644 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6645 and CODE_FOR_sse4_1_roundps.
6646 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6647 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6649 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6652 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6653 regs before frame pop when needed. If use_backchain_to_restore_sp
6654 then load backchain into a temp reg to restore vr and vrsave. Add
6655 code to restore vr after frame pop if possible.
6657 2008-04-17 Richard Guenther <rguenther@suse.de>
6659 * tree-vn.c (expressions_equal_p): Do not check type
6660 equality or compatibility before calling operand_equal_p.
6661 * fold-const.c (operand_equal_p): Check equivalence of
6662 integer constants before bailing out due to signedness or
6663 precision differences.
6664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6665 spurious differences in type qualification. Ignore types
6666 for COMPONENT_REFs at all.
6668 2008-04-17 Christian Bruel <christian.bruel@st.com>
6670 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6671 msw_skip comparison.
6673 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6676 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6679 PR tree-optimization/35899
6680 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6681 rather than TREE_OPERAND.
6683 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6686 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6687 temporary registers. Change operand predicate to general_operand.
6688 (remainderxf3): Ditto.
6690 2008-04-16 Richard Guenther <rguenther@suse.de>
6692 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6693 * tree-affine.c (aff_combination_expand): Look through some
6696 2008-04-15 Doug Kwan <dougkwan@google.com>
6698 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6700 * tree-pretty-print.c (dump_generic_node): Ditto.
6701 * final.c (output_addr_const): Ditto.
6702 * dwarf2out.c (output_cfi): Ditto.
6703 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6704 * print-rtl.c (print_rtx): Ditto.
6705 * print-tree.c (print_node_brief, print_node): Ditto.
6706 * c-common.c (match_case_to_enum_1): Ditto.
6707 * sched-vis.c (print_value): Ditto.
6708 * config/i386/i386.c (print_operand): Cast to long unsigned int
6711 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6712 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6713 MS Windows VirtualProtect function.
6715 2008-04-15 Jan Hubicka <jh@suse.cz>
6717 * gengtype.c (write_root): Param_is argument is OK.
6718 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6719 * function.h: Include varray.h
6720 (rtl_eh): New stucture based on except.c one.
6721 (call_site_record): New forward declaration and vector type.
6722 * calls.c (emit_call_1): Do not call
6723 note_current_region_may_contain_throw.
6724 * except.c (eh_status): Remove cur_region, try_region since they are
6726 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6727 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6728 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6729 Remove call_site_data_used, call_site_data_size.
6730 Turn call_site_record into vector in function.h.
6731 (note_current_region_may_contain_throw): Remove.
6732 (get_exception_pointer, get_exception_filter): Do not take struct
6733 function argument; update.
6734 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6735 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6736 build_post_landing_pads, dw2_build_landing_pads,
6737 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6738 sjlj_emit_function_enter, sjlj_emit_function_enter,
6739 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6740 sjlj_build_landing_pads, finish_eh_generation,
6741 remove_exception_handler_label, remove_eh_handler,
6742 maybe_remove_eh_handler, add_reachable_handler,
6743 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6744 add_action_record, collect_one_action_chain, add_call_site,
6745 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6746 sjlj_output_call_site_table, output_function_exception_table,
6747 * except.h (note_current_region_may_contain_throw): Remove
6748 (get_exception_pointer, get_exception_filter): Do not take struct
6750 * Makefile.in (GTFILES): Put varargs before struct function.
6752 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6754 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6755 punt for STRING_CST.
6756 (get_constraint_for): Deal with STRING_CST here instead.
6758 2008-04-15 Richard Guenther <rguenther@suse.de>
6760 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6761 statements in a basic-block with a backward walk. Do not
6762 substitute into dead statements but instead remove those.
6764 2008-04-15 Richard Guenther <rguenther@suse.de>
6766 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6767 to zero, thus disable creation of SFTs.
6769 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6771 * tree-predcom.c (suitable_reference_p): Return false if the
6772 reference can throw.
6774 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6777 * c-decl.c (finish_decl): If extern or static var has variable
6778 size, set TREE_TYPE (decl) to error_mark_node.
6780 2008-04-15 Rafael Espindola <espindola@google.com>
6782 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6785 2008-04-15 Richard Guenther <rguenther@suse.de>
6787 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6788 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6789 (visit_reference_op_load): Do walk vuse-vdef chains on
6790 vn_reference_lookup.
6791 (visit_reference_op_store): But do not here.
6792 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6793 vn_reference_lookup.
6794 (vn_lookup_with_vuses): But do so here.
6796 2008-04-14 Ian Lance Taylor <iant@google.com>
6798 * fold-const.c (fold_overflow_warning): Remove assertion.
6800 2008-04-15 Ben Elliston <bje@au.ibm.com>
6802 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6803 temp1 local variables.
6805 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6808 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6809 ".text.unlikely" section as executable.
6811 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6813 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6814 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6815 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6816 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6817 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6818 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6819 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6821 2008-04-14 Ian Lance Taylor <iant@google.com>
6823 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6824 * fold-const.c (fold_comparison): If appropriate, test
6825 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6826 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6827 reassociating a pointer type.
6828 * doc/invoke.texi (Optimize Options): Document that
6829 -fstrict-overflow applies to pointer wraparound.
6831 2008-04-13 Jan Hubicka <jh@suse.cz>
6833 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6835 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6837 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6838 we are going to "save the world".
6840 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6842 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6843 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6844 operand 0 constraint, not "=".
6846 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6848 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6850 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6852 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6853 of size of positions_needed * CHAR_BIT.
6855 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6858 * dse.c (store_info): Change positions_needed to unsigned
6860 (lowpart_bitmask): New.
6861 (record_store): Cast to unsigned HOST_WIDE_INT for
6862 positions_needed. Assert width <= size of positions_needed *
6863 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6864 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6865 lowpart_bitmask to set mask.
6867 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6869 * config/bfin/constraints.md: New file.
6870 * config/bfin/bfin.md: Include it.
6871 (adddi3): Use satisfies_constraint functions instead of the old macros.
6872 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6873 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6874 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6875 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6876 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6877 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6878 EXTRA_CONSTRAINT): Delete.
6879 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6880 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6882 * config/bfin/bfin.c: Include "tm-constrs.h".
6883 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6884 Use satisfies_constraint functions instead of the old macros.
6885 * doc/md.texi (Blackfin Constraints): Update file name reference.
6887 2008-04-11 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/35869
6890 * tree-vrp.c (execute_vrp): Move switch statement update after
6891 jump threading. Schedule another cfg cleanup run.
6893 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6896 * attribs.c (decl_attributes): Return early on errorneous node.
6898 2008-04-10 Oleg Ryjkov <olegr@google.com>
6900 * tree.h (struct tree_base): Added a new flag default_def_flag.
6901 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6903 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6905 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6907 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6910 * pa.md: Define mode iterator P. Define mode attribute dwc.
6911 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6912 (icacheflush): Likewise.
6913 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6914 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6916 2008-04-11 Ben Elliston <bje@au.ibm.com>
6918 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6920 2008-04-10 Rafael Espindola <espindola@google.com>
6922 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6923 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6924 (extract_range_from_expr): The same.
6926 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6928 * config/mips/mips.md (GPR2): New mode iterator.
6930 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6931 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6932 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6933 Rewrite these to take two modes, the mode of comparison and the
6934 mode of the destination.
6935 * config/mips/mips.c (mips_expand_scc): Instead of having
6936 paradoxical subreg as destination, expand "narrowing" scc if mode
6937 of comparison is SI and target is requested in DI mode.
6938 (mips_emit_int_order_test): Update comment. Make mode of
6939 comparison match CMP0 rather than TARGET. When creating inverse
6940 target use mode of TARGET.
6942 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6944 * gcov-dump.c (tag_summary): Only print summaries for the first
6945 GCOV_COUNTERS_SUMMABLE counters.
6947 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6949 * config/i386/i386.md (absneg): New code iterator.
6950 (absnegprefix): New code attribute.
6951 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6952 patterns using absneg code iterator.
6953 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6954 using absneg code iterator.
6955 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6956 *neg<mode>2 patterns using absneg code iterator.
6957 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6958 *negextendsfdf2 patterns using absneg code iterator.
6959 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6960 *negextendsfxf2 patterns using absneg code iterator.
6961 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6962 *negextendsfdf2 patterns using absneg code iterator.
6963 * config/i386/sse.md (<code><mode>2): Macroize expander from
6964 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6966 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6968 * config/s390/s390.h: Remove the remains of the recent search
6969 & replace action of current_function_outgoing_args_size.
6971 2008-04-10 Ira Rosen <irar@il.ibm.com>
6973 PR tree-optimization/35821
6974 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6975 NEW_STMT_LIST is not NULL.
6977 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6980 * toplev.c (process_options): Remove -ffunction-sections debugging
6983 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6985 PR middle-end/PR28690
6986 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6987 than gen_rtx_fmt_ee to perform more canonicalizations.
6989 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6992 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6994 2008-04-09 Richard Guenther <rguenther@suse.de>
6996 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6997 (dump_function_to_file): Dump function arguments with types.
6999 2008-04-08 Richard Guenther <rguenther@suse.de>
7001 * fold-const.c (fold_widened_comparison): Do not allow
7002 sign-changes that change the result.
7004 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7007 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7008 kinds of indirect references.
7010 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7012 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7013 GNU Fortran language string.
7015 2008-04-08 Rafael Espindola <espindola@google.com>
7017 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7018 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7019 * tree.h (tree_call_nonnegative_warnv_p): New.
7021 2008-04-08 Jan Hubicka <jh@suse.cz>
7023 * function.c (free_after_compilation): Clear out regno_reg_rtx
7026 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7029 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7031 PR middle-end/PR28690
7032 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7033 same precedence as REG_POINTER and MEM_POINTER operands.
7035 2008-04-08 Richard Guenther <rguenther@suse.de>
7038 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7039 for adding index to base.
7041 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7043 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7044 (MINGW_ENABLE_EXECUTE_STACK): New.
7045 (IN_LIBGCC2): For libgcc include windows.h file for
7046 function declarations.
7048 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7050 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7051 and tem2 if tem1 is not a REG or MULT.
7053 2008-04-08 Jan Hubicka <jh@suse.cz>
7055 * function.h (incomming_args): Break out of struct function.
7056 (function_subsections): Break out of struct function.
7057 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7058 return_rtx and hard_reg_initial_vals from struct function.
7059 Kill inl_max_label_num.
7060 (current_function_pops_args, current_function_args_info,
7061 current_function_args_size, current_function_args_size,
7062 current_function_pretend_args_size,
7063 current_function_outgoing_args_size,
7064 current_function_internal_arg_pointer, current_function_return_rtx):
7065 Kill compatibility accestor macros.
7066 * builtins.c (expand_builtin_apply_args_1): Update.
7067 (expand_builtin_next_arg): Update.
7068 * df-scan.c (df_get_call_refs): Update.
7069 * dbxout.c (dbxout_function_end): Update.
7070 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7071 (output_line_info): Update.
7072 (secname_for_decl): Update.
7073 (dwarf2out_var_location): Update.
7074 * function.c (free_after_compilation): Update.
7075 (assign_parm_find_stack_rtl): Update.
7076 (assign_parms): Update.
7077 (expand_dummy_function_end): Update.
7078 (expand_function_end): Update.
7079 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7080 (expand_call): Update.
7081 (emit_library_call_value_1): Update.
7082 (store_one_arg): Update.
7083 * varasm.c (initialize_cold_section_name): Update.
7084 (unlikely_text_section): Update.
7085 (unlikely_text_section_p): Update.
7086 (assemble_start_function): Update.
7087 (assemble_end_function): Update.
7088 (default_section_type_flags): Update.
7089 (switch_to_section): Update.
7090 * integrate.c (set_decl_abstract_flags): Update.
7091 (get_hard_reg_initial_val): Update.
7092 (has_hard_reg_initial_val): Update.
7093 (allocate_initial_values): Update.
7094 * resource.c (init_resource_info): Update.
7095 * config/alpha/alpha.c (NUM_ARGS): Update.
7096 (direct_return): Update.
7097 (alpha_va_start): Update.
7098 (alpha_sa_size): Update.
7099 (alpha_initial_elimination_offset): Update.
7100 (alpha_expand_prologue): Update.
7101 (alpha_start_function): Update.
7102 (alpha_expand_epilogue): Update.
7103 (unicosmk_initial_elimination_offset):
7104 * config/alpha/alpha.md (call expander): Update.
7105 * config/s390/s390.c (s390_register_info): Update.
7106 (s390_register_info): Update.
7107 (s390_frame_info): Update.
7108 (s390_initial_elimination_offset): Update.
7109 (s390_build_builtin_va_list): Update.
7110 (s390_va_start): Update.
7111 * config/spu/spu.c (direct_return): Update.
7112 (spu_expand_prologue): Update.
7113 (spu_initial_elimination_offset): Update.
7114 (spu_build_builtin_va_list): Update.
7115 (spu_va_start): Update.
7116 * config/sparc/sparc.c (sparc_init_modes): Update.
7117 (sparc_compute_frame_size): Update.
7118 (function_value): Update.
7119 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7120 * config/i386/i386.md (return expander): Update.
7121 * config/i386/i386.c (ix86_va_start): Update.
7122 (ix86_can_use_return_insn_p): Update.
7123 (ix86_compute_frame_layout): Update.
7124 (ix86_expand_epilogue): Update.
7125 * config/sh/sh.c (output_stack_adjust): Update.
7126 (calc_live_regs): Update.
7127 (sh_expand_prologue): Update.
7128 (sh_builtin_saveregs): Update.
7129 (sh_va_start): Update.
7130 (initial_elimination_offset): Update.
7131 (sh_allocate_initial_value): Update.
7132 (sh_function_ok_for_sibcall): Update.
7133 (sh_get_pr_initial_val): Update.
7134 * config/sh/sh.md (return expander): Update.
7135 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7136 * config/crx/crx.c (crx_compute_frame): UPdate.
7137 (crx_initial_elimination_offset): UPdate.
7138 * config/xtensa/xtensa.c (compute_frame_size): Update
7139 (xtensa_builtin_saveregs): Update.
7140 (xtensa_va_start): Update.
7141 (order_regs_for_local_alloc): Update.
7142 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7143 (xstormy16_expand_builtin_va_start): Update.
7144 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7145 * config/m68hc11/m68hc11.md (return expanders): Update.
7146 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7147 (expand_epilogue): Update.
7148 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7149 (cris_simple_epilogue): Update.
7150 (cris_expand_prologue): Update.
7151 (cris_expand_epilogue): Update.
7152 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7153 (compute_frame_size): Update.
7154 * config/mt/mt.c (mt_compute_frame_size): Update.
7155 * config/mn10300/mn10300.c (expand_prologue): Update.
7156 (expand_epilogue): Update.
7157 (initial_offset): Update.
7158 (mn10300_builtin_saveregs):
7159 * config/mn10300/mn10300.md (return expander): Update.
7160 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7161 (ia64_initial_elimination_offset): Update.
7162 (ia64_initial_elimination_offset): Update.
7163 (ia64_expand_prologue): Update.
7164 * config/m68k/m68k.md (return expander): Update.
7165 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7166 (rs6000_stack_info): Update.
7167 * config/mcore/mcore.c (layout_mcore_frame): Update.
7168 (mcore_expand_prolog): Update.
7169 * config/arc/arc.c (arc_compute_frame_size): Update.
7170 * config/score/score3.c (score3_compute_frame_size): Update.
7171 * config/score/score7.c (score7_compute_frame_size): Update.
7172 * config/arm/arm.c (use_return_insn): Update.
7173 (thumb_find_work_register): Update.
7174 (arm_compute_save_reg_mask): Update.
7175 (arm_output_function_prologue): Update.
7176 (arm_output_epilogue): Update.
7177 (arm_size_return_regs): Update.
7178 (arm_get_frame_offsets): Update.
7179 (arm_expand_prologue): Update.
7180 (thumb_exit): Update.
7181 (thumb_unexpanded_epilogue): Update.
7182 (thumb1_output_function_prologue): Update.
7183 * config/pa/pa.md (return expander): Update.
7184 * config/pa/pa.c (compute_frame_size): Update.
7185 (hppa_builtin_saveregs): Update.
7186 * config/mips/mips.c (mips_va_start): Update.
7187 (mips16_build_function_stub): Update.
7188 (mips_compute_frame_info): Update.
7189 (mips_restore_gp): Update.
7190 (mips_output_function_prologue): Update.
7191 (mips_expand_prologue): Update.
7192 * config/v850/v850.c (compute_frame_size): Update.
7193 (expand_prologue): * config/mmix/mmix.c (along): update.
7194 (mmix_initial_elimination_offset): update.
7195 (mmix_reorg): update.
7196 (mmix_use_simple_return): update.
7197 (mmix_expand_prologue): update.
7198 (mmix_expand_epilogue): Update.
7199 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7200 (emit_link_insn): Update.
7202 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7204 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7205 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7207 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7210 2008-04-07 Jan Hubicka <jh@suse.cz>
7212 * function.h (rtl): Rename to x_rtl.
7214 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7215 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7216 used_temp_slots avail_temp_slots, temp_slot_level,
7217 nonlocal_goto_handler_labels): Update accesstors.
7218 (rtl): New global variable.
7219 (struct function): Move some fileds to rtl_data.
7220 (get_arg_pointer_save_area): Update prototype.
7221 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7222 get_arg_pointer_save_area.
7223 * expr.c (init_expr): Update
7224 * function.c (get_frame_size): Update
7225 (assign_stack_local): Update
7226 (expand_function_end): Update.
7227 (get_art_pointer_save_area): Update
7229 * emit-rtl.c (rtl): Declare.
7230 (regno_reg_rtx): Declare.
7231 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7233 (gen_reg_rtx): Update.
7234 * varasm.c (n_deferred_constatns): Update accestor.
7235 (init_varasm_status): Do not allocate varasm_status.
7236 (force_const_mem, get_pool_size, output_constant_pool): Update.
7237 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7238 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7239 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7240 * sparc/sparc.h (INIT_EXPANDERS): Update.
7241 * ia64/ia64.h (INIT_EXPANDERS): Update.
7243 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7245 * reload.c (push_secondary_reload): Add missing break to for loop.
7247 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7249 PR middle-end/PR28690
7250 * rtlanal.c: Update copyright years.
7251 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7252 as REG_POINTER and MEM_POINTER operands.
7253 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7254 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7255 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7256 * gcse.c: Update copyright years.
7257 (pre_delete): Call gen_reg_rtx_and_attrs.
7258 (hoist_code): Likewise.
7259 (build_store_vectors): Likewise.
7260 (delete_store): Likewise.
7261 * loop-invariant.c (move_invariant_reg): Likewise.
7262 Update copyright years.
7264 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7267 control string instead of quoted.
7269 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7271 * doc/rtl.texi: Rewrite of subreg section.
7273 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7276 * config/i386/i386.c (legitimize_pic_address): Add treating
7277 of dllimport SYM_REF's.
7278 (legitimize_dllimport_symbol): Add prototype.
7280 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7282 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7283 reference in constructor with non self-referential type.
7285 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7287 Removal of Return with Depressed Stack Pointer support
7288 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7289 (ECF_SP_DEPRESSED): Likewise.
7290 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7291 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7292 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7293 (expand_call): Do not test ECF_SP_DEPRESSED.
7294 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7295 * function.c (keep_stack_depressed): Delete.
7296 (handle_epilogue_set): Likewise.
7297 (update_epilogue_consts): Likewise.
7298 (emit_equiv_load): Likewise.
7299 (thread_prologue_and_epilogue_insns): Remove support for Return with
7300 Depressed Stack Pointer.
7301 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7303 2008-04-06 Richard Guenther <rguenther@suse.de>
7305 PR tree-optimization/35400
7306 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7307 information from SSA_NAMEs.
7309 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7311 * config/avr/avr.h (avr_mega_p): Remove declaration.
7312 (AVR_MEGA): Remove macro.
7313 * config/avr/avr.c (avr_mega_p): Remove variable.
7314 (avr_override_options): Remove inicializion of avr_mega_p.
7315 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7316 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7317 (avr_jump_mode): (Ditto.).
7318 (avr_output_progmem_section_asm_op): (Ditto.).
7319 (avr_asm_init_sections): (Ditto.).
7320 (avr_asm_init_sections): (Ditto.).
7321 (avr_rtx_costs): (Ditto.).
7322 * config/avr/avr.md: (Ditto.).
7323 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7326 2008-04-06 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/35842
7329 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7330 is_gimple_invariant_address.
7332 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7334 * gcc.c (default_compilers): Sync Fortran extensions list with
7335 that in fortran/lang-specs.h.
7336 * doc/invoke.texi: Likewise.
7337 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7338 * dwarf2out.c (gen_compile_unit_die): Likewise.
7340 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7342 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7344 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7348 attribute is used for nested functions.
7350 2008-04-05 Jan Hubicka <jh@suse.cz>
7352 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7354 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7356 (dump_files): Update.
7357 (enable_rtl_dump_file): Do not accept letter argument.
7358 * tree-pass.h (dump_file_info): Remove letter argument.
7359 * toplev.c (decode_d_option): Update -da handling.
7360 * toplev.h (enable_rtl_dump_file): Update prototype.
7361 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7362 it out based on pass type.
7363 (register_dump_files_1): Likewise.
7364 (init_optimization_passes): Update register_one_dump_file calls.
7365 (execute_one_pass): Sanity check that IPA passes are called at IPA
7366 level and RTL passes at RTL level.
7367 (execute_pass_list): IPA pass can not be after or subpass of
7369 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7370 disallov RTL subpasses of IPA subpasses.
7372 2008-04-05 Ben Elliston <bje@au.ibm.com>
7374 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7375 builtins that return exactly once and do not throw. Cache call to
7378 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7380 PR rtl-optimization/34916
7382 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7383 between instruction pairs.
7385 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7387 * doc/invoke.texi: Document -mbitops for SH.
7388 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7389 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7390 * config/sh/sh.c (print_operand): Add %t operand code.
7391 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7392 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7393 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7394 (extendqihi2): Likewise.
7395 (movqi_i): Likewise.
7396 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7397 (extv): Use bld instruction for SH2A if possible.
7399 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7400 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7401 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7402 (bset.b, bclr.b): Define peepholes.
7403 * config/sh/sh.opt (mbitops): New option.
7405 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7408 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7409 and view convert expression.
7411 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7414 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7416 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7418 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7420 * config/i386/cpuid.h (bit_AES): New.
7421 (bit_PCLMUL): Likewise.
7423 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7424 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7425 SSE2 if AES or PCLMUL is enabled.
7426 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7427 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7428 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7429 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7430 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7431 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7432 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7433 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7434 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7435 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7436 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7437 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7438 __builtin_ia32_aeskeygenassist128 and
7439 __builtin_ia32_pclmulqdq128.
7440 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7441 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7442 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7444 * config/i386/i386.h (TARGET_AES): New.
7445 (TARGET_PCLMUL): Likewise.
7446 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7448 * config/i386/i386.md (UNSPEC_AESENC): New.
7449 (UNSPEC_AESENCLAST): Likewise.
7450 (UNSPEC_AESDEC): Likewise.
7451 (UNSPEC_AESDECLAST): Likewise.
7452 (UNSPEC_AESIMC): Likewise.
7453 (UNSPEC_AESKEYGENASSIST): Likewise.
7454 (UNSPEC_PCLMUL): Likewise.
7456 * config/i386/i386.opt (maes): New.
7457 (mpclmul): Likewise.
7459 * config/i386/sse.md (aesenc): New pattern.
7460 (aesenclast): Likewise.
7462 (aesdeclast): Likewise.
7464 (aeskeygenassist): Likewise.
7465 (pclmulqdq): Likewise.
7467 * config/i386/wmmintrin.h: New.
7469 * doc/extend.texi: Document AES and PCLMUL built-in function.
7471 * doc/invoke.texi: Document -maes and -mpclmul.
7473 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7475 * function.c (free_after_parsing): Replace with
7476 cxx_push_function_context from C++ front-end.
7477 (allocate_struct_function): Don't call langhook.
7478 * langhooks.h (struct lang_hooks_for_functions): Delete.
7479 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7481 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7482 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7483 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7484 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7485 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7486 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7487 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7489 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7490 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7492 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7495 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7498 2008-04-04 Richard Guenther <rguenther@suse.de>
7501 * fold-const.c (optimize_minmax_comparison): Use the correct
7502 type for the constant in the simplified comparison.
7504 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7506 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7507 Pass L2 size as "--param l2-cache-size" to the compiler.
7508 (decode_l2_cache): New function to decode L2 cache parameters using
7509 0x8000006 extended cpuid function.
7510 (detect_caches_amd): Determine parameters of L2 cache using
7511 decode_l2_caches function.
7512 (decode_caches_intel): Decode L2 cache parameters.
7513 (detect_caches_intel): Determine L2 cache parameters using
7514 decode_caches_intel and decode_l2_caches functions.
7516 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7518 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7519 secondary input reload for subword loads from the constant pool.
7521 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7524 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7525 constants of the appropriate size for runtime calculations.
7528 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7529 decimal-float literal constant zero.
7531 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7534 * c-parser.c (c_parser_omp_atomic): Call
7535 default_function_array_conversion on the RHS.
7538 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7539 call is_variable_sized if decl has incomplete type.
7541 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7543 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7545 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7547 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7549 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7550 (sgt<u>): Merge sgt and sgtu into new expander.
7551 (sgt, sgtu): Remove expanders.
7552 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7553 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7554 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7555 *sgtu_<mode>_mips16 into new pattern.
7556 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7557 (sge<u>): Merge sge and sgeu into new expander.
7558 (sge, sgeu): Remove expanders.
7559 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7561 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7562 (slt<u>): Merge slt and sltu into new expander.
7563 (slt, sltu): Remove expanders.
7564 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7565 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7566 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7567 *sltu_<mode>_mips16 into new pattern.
7568 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7569 (sle<u>): Merge sle and sleu into new expander.
7570 (sle, sleu): Remove expanders.
7571 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7572 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7573 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7574 *sleu_<mode>_mips16 into new pattern.
7575 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7577 2008-04-03 Jan Hubicka <jh@suse.cz>
7579 PR tree-optimization/35795
7580 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7581 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7582 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7583 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7584 * score/score3.c (score3_output_mi_thunk): Likewise.
7585 * score/score7.c (score7_output_mi_thunk): Likewise.
7586 * mips/mips.c (mips_output_mi_thunk): Likewise.
7588 2008-04-03 Richard Guenther <rguenther@suse.de>
7590 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7591 conversions. Simplify code.
7593 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7595 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7597 2008-04-03 Tom Tromey <tromey@redhat.com>
7598 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7600 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7601 * config/bfin/t-bfin-linux (generated_files): Add
7602 linux-sysroot-suffix.h.
7603 * doc/install.texi (Prerequisites): Require make 3.80.
7604 * doc/sourcebuild.texi (Front End Directory): Document new
7606 * Makefile.in (generated_files): New variable.
7607 (ALL_HOST_OBJS): New variable.
7608 ($(ALL_HOST_OBJS)): New target.
7610 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7612 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7613 (remap_block): Call id->transform_lang_insert_block instead
7615 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7616 Set id.transform_lang_insert_block to NULL.
7617 (clone_body): Move to cp/optimize.c
7618 * tree-inline.h (struct copy_body_data): Change
7619 transform_lang_insert_block to function pointer.
7620 (copy_generic_body, copy_decl_no_change): Export.
7621 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7622 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7623 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7625 * c-tree.h (insert_block): Kill.
7626 * c-decl.c (insert_block): Kill.
7628 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7630 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7631 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7632 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7634 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7635 argument, call {push,pop}_function_context from here.
7636 * c-parser.c: Use c_{push,pop}_function_context.
7638 * function.c (push_function_context_to): Move meat ...
7639 (push_function_context): ... here. Simplify.
7640 * function.c (pop_function_context_from): Move meat ...
7641 (pop_function_context): ... here. Simplify.
7642 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7644 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7645 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7646 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7647 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7649 2008-04-03 Ben Elliston <bje@au.ibm.com>
7651 * expmed.c (extract_force_align_mem_bit_field): Remove.
7653 2008-04-03 Richard Guenther <rguenther@suse.de>
7656 * expr.h (try_casesi): Adjust prototype.
7657 * expr.c (try_casesi): Take fallback label as extra parameter.
7658 Use that for gen_casesi if default_label is NULL.
7659 * stmt.c (expand_case): Pass fallback label to try_casesi,
7660 make sure to fill gaps with a fallback label if default_label
7663 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7666 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7668 2008-04-03 Ben Elliston <bje@au.ibm.com>
7670 * expmed.c (extract_split_bit_field): Remove if (0) code.
7671 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7672 (do_ds_constraint): Likewise.
7674 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7676 * doc/cppopts.texi (-dU): Document.
7677 * c-common.h (flag_dump_macros): Update comment.
7678 * c-opts.c (handle_OPT_d): Handle -dU.
7679 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7680 dump_queued_macros, cb_used_define, cb_used_undef): New.
7681 (init_pp_output): Handle -dU.
7682 (cb_line_change): Call dump_queued_macros.
7683 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7685 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7687 * config/avr/predicates.md (io_address_operand): New predicate.
7688 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7689 * config/avr/avr.c (avr_io_address_p): Remove function.
7690 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7691 'avr_io_address_p' function.
7692 (out_movhi_r_mr): (Ditto.).
7693 (out_movqi_mr_r): (Ditto.).
7694 (out_movhi_mr_r): (Ditto.).
7695 (avr_address_cost): (Ditto.).
7697 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7699 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7700 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7701 in 32bit mode when XMM registers are available to avoid store
7703 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7704 corresponding post-reload splitters.
7706 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7708 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7709 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7710 __builtin_ia32_roundss.
7711 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7712 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7713 __builtin_ia32_roundss.
7714 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7715 IX86_BUILTIN_SHUFPD here.
7717 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7719 * config/i386/i386.md (plogic): New.
7720 (plogicprefix): Likewise.
7722 * config/i386/mmx.md (mmx_<code><mode>3): New.
7723 (mmx_and<mode>3): Removed.
7724 (mmx_ior<mode>3): Likewise.
7725 (mmx_xor<mode>3): Likewise.
7727 * config/i386/sse.md (<code><mode>3): New.
7728 (*<code><mode>3): Likewise.
7729 (*<code><mode>3): Likewise.
7730 (<code><mode>3): Likewise.
7731 (*sse_<code><mode>3): Likewise.
7732 (*sse2_<code><mode>3): Likewise.
7733 (<code>tf3): Likewise.
7734 (*<code>tf3): Likewise.
7735 (and<mode>3): Likewise.
7736 (*and<mode>3): Likewise.
7737 (ior<mode>3): Removed.
7738 (*ior<mode>3): Likewise.
7739 (xor<mode>3): Likewise.
7740 (*xor<mode>3): Likewise.
7741 (*and<mode>3): Likewise.
7742 (*ior<mode>3): Likewise.
7743 (*xor<mode>3): Likewise.
7744 (and<mode>3): Likewise.
7745 (*sse_and<mode>3): Likewise.
7746 (*sse2_and<mode>3): Likewise.
7748 (*andtf3): Likewise.
7749 (ior<mode>3): Likewise.
7750 (*sse_ior<mode>3): Likewise.
7751 (*sse2_ior<mode>3): Likewise.
7753 (*iortf3): Likewise.
7754 (xor<mode>3): Likewise.
7755 (*sse_xor<mode>3): Likewise.
7756 (*sse2_xor<mode>3): Likewise.
7758 (*xortf3): Likewise.
7760 2008-04-02 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/14495
7763 PR tree-optimization/34793
7764 * tree-vrp.c (struct switch_update): New structure.
7765 (to_remove_edges, to_update_switch_stmts): New VECs.
7766 (simplify_switch_using_ranges): New function. Remove not taken
7767 case labels and edges.
7768 (simplify_stmt_using_ranges): Call it.
7769 (identify_jump_threads): Mark edges we have queued for removal
7770 so we don't thread them.
7771 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7773 * tree-cfg.c (group_case_labels): Deal with missing default label.
7774 (tree_verify_flow_info): Allow missing default label.
7775 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7776 (emit_case_nodes): Likewise.
7777 (expand_case): Do not rely on the default label to be present.
7778 * expr.c (try_casesi): Deal with NULL default_label.
7779 (do_tablejump): Likewise.
7781 2008-04-02 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/14495
7784 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7785 SWITCH_EXPR here ...
7786 (vrp_visit_switch_stmt): ... but here (new function).
7787 (find_case_label_index): New helper function.
7788 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7790 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7792 * fwprop.c: Fix ISO-C99ism.
7794 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7797 * Makefile.in (objdir): Set it here.
7798 * configure.ac: Not here. Find dynamic linker characteristics.
7799 * exec-tool.in: Use them.
7800 * aclocal.m4: Regenerate.
7801 * configure: Regenerate.
7803 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7805 * expr.c (expand_var): Delete it.
7806 * expr.h (expand_var): Delete prototype.
7807 * function.c (expand_function_start): Use expand_decl instead.
7808 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7811 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7813 PR rtl-optimization/35542
7814 * fwprop.c (forward_propagate_and_simplify): Replace
7815 loc_reg_mentioned_in_p with reg_mentioned_p.
7817 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7819 PR rtl-optimization/35281
7820 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7821 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7822 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7823 (varying_mem_p): Move above propagate_rtx.
7824 (all_uses_available_at): Do not check MEMs.
7826 2008-04-02 Rafael Espindola <espindola@google.com>
7828 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7829 (register_edge_assert_for_2): Split the cond argument.
7830 (register_edge_assert_for_1): Adjust for the change in
7831 register_edge_assert_for_2.
7832 (register_edge_assert_for): Split the cond argument.
7833 (find_switch_asserts): Adjust for the change in
7834 register_edge_assert_for.
7836 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7838 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7839 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7840 offsets for 64-bit mingw.
7841 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7842 abi for x86_64-pc-mingw.
7844 2008-04-02 Richard Guenther <rguenther@suse.de>
7846 * tree-vrp.c (extract_range_from_assert): Make sure to not
7847 produce range min/max with TREE_OVERFOW set.
7848 If merging a anti-range and a range keep the anti-range if
7849 the range covers all values of the type.
7850 (register_edge_assert_for_2): Only allow sign-changing
7851 conversions in detecting canonical range checks. Also
7852 register an assert for the unsigned name if useful.
7854 PR tree-optimization/35787
7855 * tree-vrp.c (vrp_val_max): New function.
7856 (vrp_val_min): Likewise.
7857 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7858 (vrp_val_is_min): Likewise.
7859 (supports_overflow_infinity): Use vrp_val_{min,max}.
7860 (negative_overflow_infinity): Likewise.
7861 (positive_overflow_infinity): Likewise.
7862 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7863 (is_positive_overflow_infinity): Likewise.
7864 (is_overflow_infinity): Likewise.
7865 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7866 vrp_val_is_{min,max}.
7867 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7868 to ranges if possible. Avoid empty ranges.
7870 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7873 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7874 the expression is a function address.
7876 2008-04-01 George Helffrich <george@gcc.gnu.org>
7878 PR fortran/35154, fortran/23057
7879 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7880 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7881 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7882 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7884 (dbxout_syms): Check for COMMON-based symbol and wrap in
7885 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7886 in bracket for efficiency.
7888 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7889 using DW_TAG_common_block + member offset.
7890 (add_pubname_string): New function.
7891 (dw_expand_expr): New function to find block name and offset for
7893 (common_check): New function to check whether symbol in Fortran COMMON.
7894 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7896 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7899 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7901 2008-04-02 Ben Elliston <bje@au.ibm.com>
7903 * config/v850/v850.md (casesi): Remove if (0) code.
7904 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7905 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7907 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7909 * config/i386/i386.md (rex64suffix): New mode attribute.
7910 (floathi<mode>2): Disable expander for SSE math.
7911 (*floathi<mode>2_1): New insn insn_and_split pattern.
7912 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7913 corresponding post-reload splitters.
7914 (*floathi<mode>2_i387): New macroized insn pattern.
7915 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7916 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7917 insn_and_split pattern.
7918 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7919 New macroized instruction patterns and corresponding post-reload
7921 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7922 and corresponding post-reload splitters.
7923 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7924 New macroized instruction patterns.
7925 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7926 macroized instruction patterns and corresponding post-reload splitters.
7927 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7928 corresponding post-reload splitters.
7929 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7930 New macroized instruction patterns.
7931 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7932 corresponding post-reload splitters.
7933 (*floatsi<mode>2_i387): New macroized instruction patterns.
7935 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7937 * config/i386/i386.md (smaxmin): New.
7938 (umaxmin): Likewise.
7939 (maxminiprefix): Likewise.
7940 (maxminfprefix): Likewise.
7941 (<code><mode>3): Likewise.
7942 (smin<mode>3): Removed.
7943 (smax<mode>3): Likewise.
7945 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7946 (mmx_<code>v4hi3): Likewise.
7947 (mmx_<code>v8qi3): Likewise.
7948 (mmx_smaxv2sf3): Removed.
7949 (mmx_sminv2sf3): Likewise.
7950 (mmx_umaxv8qi3): Likewise.
7951 (mmx_smaxv4hi3): Likewise.
7952 (mmx_uminv8qi3): Likewise.
7953 (mmx_sminv4hi3): Likewise.
7955 * config/i386/sse.md (<addsub><mode>3): New.
7956 (*<addsub><mode>3): Likewise.
7957 (<sse>_vm<addsub><mode>3): Likewise.
7958 (<maxmin><mode>3): Likewise.
7959 (*<maxmin><mode>3_finite): Likewise.
7960 (*<maxmin><mode>3): Likewise.
7961 (<sse>_vm<maxmin><mode>3): Likewise.
7962 (sse3_h<addsub>v4sf3): Likewise.
7963 (sse3_h<addsub>v2df3): Likewise.
7964 (<maxmin>v16qi3): Likewise.
7965 (*<maxmin>v16qi3): Likewise.
7966 (<maxmin>v8hi3): Likewise.
7967 (*<maxmin>v8hi3): Likewise.
7968 (*sse4_1_<maxmin><mode>3): Likewise.
7969 (*sse4_1_<maxmin><mode>3): Likewise.
7970 (add<mode>3): Removed.
7971 (*add<mode>3): Likewise.
7972 (<sse>_vmadd<mode>3): Likewise.
7973 (sub<mode>3): Likewise.
7974 (*sub<mode>3): Likewise.
7975 (<sse>_vmsub<mode>3): Likewise.
7976 (smin<mode>3): Likewise.
7977 (*smin<mode>3_finite): Likewise.
7978 (*smin<mode>3): Likewise.
7979 (<sse>_vmsmin<mode>3): Likewise.
7980 (smax<mode>3): Likewise.
7981 (*smax<mode>3_finite): Likewise.
7982 (*smax<mode>3): Likewise.
7983 (<sse>_vmsmax<mode>3): Likewise.
7984 (sse3_haddv4sf3): Likewise.
7985 (sse3_haddv2df3): Likewise.
7986 (sse3_hsubv4sf3): Likewise.
7987 (sse3_hsubv2df3): Likewise.
7988 (umaxv16qi3): Likewise.
7989 (*umaxv16qi3): Likewise.
7990 (smaxv8hi3): Likewise.
7991 (*smaxv8hi3): Likewise.
7992 (*sse4_1_smax<mode>3): Likewise.
7993 (*sse4_1_umax<mode>3): Likewise.
7994 (uminv16qi3): Likewise.
7995 (*uminv16qi3): Likewise.
7996 (sminv8hi3): Likewise.
7997 (*sminv8hi3): Likewise.
7998 (*sse4_1_smin<mode>3): Likewise.
7999 (*sse4_1_umin<mode>3): Likewise.
8001 2008-04-01 Rafael Espindola <espindola@google.com>
8003 * tree-cfg.c (verify_expr): remove in_phi.
8004 (verify_stmt): Don't call walk_tree with verify_expr. Use
8005 is_gimple_min_invariant instead of is_gimple_val.
8007 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8009 * doc/include/gpl_v3.texi: Update for manpage generation.
8010 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8012 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8013 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8014 gpl_v3.texi instead of gpl.texi.
8017 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8020 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8022 2008-04-01 Rafael Espindola <espindola@google.com>
8024 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8025 (extract_code_and_val_from_cond): Use
8026 extract_code_and_val_from_cond_with_ops.
8028 2008-04-01 Jan Hubicka <jh@suse.cz>
8030 * function.c (free_after_compilation): Free epilogue_delay_list.
8031 (prepare_function_start): Assert that previous compilation was freed.
8033 2008-04-01 Jan Hubicka <jh@suse.cz>
8034 Jim Wilson <wilson@tuliptree.org>
8035 Andreas Tobler <andreast@gcc.gnu.org>
8038 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8039 rtl.emit instead cfun->emit.
8040 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8041 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8043 2008-04-01 Ben Elliston <bje@au.ibm.com>
8045 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8047 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8049 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8051 (fprofile-use): Add var flag_profile_use
8052 * coverage.c (coverage_begin_output): Do not open a gcno file for
8053 output only if -ftest-coverage is set.
8054 Do not add getpwd() to gcda file path.
8055 (build_gcov_info): Check the new flag
8056 flag_profile_datafile_relative_path.
8057 (coverage_init): Use profile_data_prefix.
8058 Read profile counter only if flag_profile_use is set.
8059 * opts.c (common_handle_option): New option fprofile-use=,
8060 fprofile-dir=, fprofile-generate=.
8061 * toplev.c (profile_data_prefix): New variable definition.
8062 * toplev.h (profile_data_prefix): New declaration.
8063 * doc/invoke.tex (Option Summary, Optimization Options):
8066 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8068 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8069 use tmp consistently.
8072 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8073 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8074 UNSPEC_FR_RECIP_APPROX_RES.
8075 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8077 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8080 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8082 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8086 element of the vector via a pointer.
8088 2008-03-31 Ian Lance Taylor <iant@google.com>
8090 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8092 2008-03-31 Jan Hubicka <jh@suse.cz>
8094 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8095 get_arg_pointer_save_area.
8096 * expr.c (init_expr): Just clear out rtl.expr.
8097 * function.c (free_after_compilation): Clear out whole RTL structure.
8098 (get_func_frame_size): Merge into ...
8099 (get_frame_size): ... this one.
8100 (assign_stack_local_1): Merge into ...
8101 (assign_stack_local): ... this one.
8102 (expand_function_end): Update call of get_arg_pointer_save_area.
8103 (get_art_pointer_save_area): Remove cfun argument.
8104 * function.h (emit_status): regno_pointer_align does not need length
8105 attribute. Move x_regno_reg_rtx to ...
8106 (regno_reg_rtx): ... new global array.
8107 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8108 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8109 apply_args_value, forced_labels, stack_pointer_delta):
8111 (struct varasm_status): Move here from varasm.c
8112 (struct rtl_data): New. Move here some fields from struct function.
8113 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8114 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8115 used_temp_slots avail_temp_slots, temp_slot_level,
8116 nonlocal_goto_handler_labels): Update accesstors.
8117 (rtl): New global variable.
8118 (struct function): Move some fileds to rtl_data.
8119 (get_arg_pointer_save_area): Update prototype.
8120 * emit-rtl.c (rtl): Declare.
8121 (regno_reg_rtx): Declare.
8122 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8124 (gen_reg_rtx): Update.
8125 (init_virtual_regs): Do not tate emit_status argument.
8126 (init_emit): Do not allocate emit.
8127 * varasm.c (varasm_statuc): Move to function.h.
8128 (n_deferred_constatns): Update accestor.
8129 (init_varasm_status): Do not allocate varasm_status.
8130 (force_const_mem, get_pool_size, output_constant_pool): Update.
8131 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8132 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8134 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8136 PR rtl-optimization/35729
8137 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8140 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8144 load/store if memory is unaligned.
8145 (*movti_rex64): Likewise.
8147 * config/i386/predicates.md (misaligned_operand): New.
8149 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8152 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8155 2008-03-31 Jan Beulich <jbeulich@novell.com>
8157 * config/ia64/constraints.md: Add 'j' constraint.
8158 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8159 (movdi_internal): Likewise.
8161 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8164 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8166 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8169 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8170 proper error message for the third argument on blendpd and
8173 * config/i386/sse.md (blendbits): New.
8174 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8176 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8178 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8180 2008-03-30 Richard Guenther <rguenther@suse.de>
8183 * fold-const.c (fold_sign_changed_comparison): Do leave
8184 conversions to base-types alone.
8186 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8188 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8189 the link register if one altivec register is be saved.
8191 2008-03-30 Ben Elliston <bje@au.ibm.com>
8193 * final.c (final_scan_insn): Remove if (0) code.
8195 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8197 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8199 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8201 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8202 of V4SFmode to ix86_binary_operator_ok.
8204 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8206 * config/i386/i386.c (override_options): Initialize
8207 ix86_veclib_handler to ix86_veclibabi_svml when
8208 -mveclibabi=svml is used.
8209 (ix86_veclibabi_svml): New function for SVML ABI style
8210 vectorization support.
8211 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8213 2008-03-28 Rafael Espindola <espindola@google.com>
8215 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8216 (tree_binary_nonnegative_warnv_p): Make it public.
8217 (tree_single_nonnegative_warnv_p): Make it public.
8218 (tree_invalid_nonnegative_warnv_p): Make it public.
8219 (tree_unary_nonzero_warnv_p): Make it public.
8220 (tree_binary_nonzero_warnv_p): Make it public
8221 (tree_single_nonzero_warnv_p): Make it public.
8222 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8223 (extract_range_from_binary_expr): Split the expr argument.
8224 (extract_range_from_unary_expr): Split the expr argument.
8225 (extract_range_from_comparison): Split the expr argument.
8226 (extract_range_from_expr): Use the new aux functions.
8227 (vrp_evaluate_conditional_warnv): Use
8228 vrp_evaluate_conditional_warnv_with_ops.
8229 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8230 (tree_binary_nonzero_warnv_p): Declare.
8231 (tree_single_nonzero_warnv_p): Declare.
8232 (tree_expr_nonzero_warnv_p): Declare.
8233 (tree_unary_nonnegative_warnv_p): Declare.
8234 (tree_binary_nonnegative_warnv_p): Declare.
8235 (tree_single_nonnegative_warnv_p): Declare.
8236 (tree_invalid_nonnegative_warnv_p): Declare.
8238 2008-03-28 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/30317
8241 PR tree-optimization/30911
8242 PR tree-optimization/34793
8243 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8244 (struct assert_locus_d): New member EXPR.
8245 (register_new_assert_for): Add EXPR parameter to support
8246 ASSERT_EXPR <name, expr OP limit>.
8247 (register_edge_assert_for_1): Adjust callers.
8248 (find_assert_locations): Likewise.
8249 (process_assert_insertions_for): Build condition from expression.
8250 (extract_range_from_assert): Handle ASSERT_EXPRs
8251 of the form ASSERT_EXPR <name, expr OP limit>.
8252 (register_edge_assert_for_2): New helper registering
8253 asserts for comparisons. Recognize range tests of the form
8254 (unsigned)i - CST1 OP CST2.
8255 (register_edge_assert_for_1): Use it.
8256 (register_edge_assert_for): Likewise.
8257 (needs_overflow_infinity): Integer sub-types
8258 do not need overflow infinities.
8259 (vrp_val_is_max): The extreme values of integer sub-types
8260 are those of the base type.
8261 (vrp_val_is_min): Likewise.
8262 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8265 2008-03-28 Nick Clifton <nickc@redhat.com>
8268 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8269 Return GENERAL_REGS for stack adjustment reloads.
8271 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8274 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8275 const_vector when all the vectors are constant.
8277 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8279 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8281 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8282 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8284 (s<code>_sf): Use new scc_sf attribute for opcode names.
8286 2008-03-27 Tom Tromey <tromey@redhat.com>
8288 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8289 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8290 config/spu/t-spu-elf, config/i386/t-interix,
8291 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8292 config/i386/x-darwin, config/i386/x-mingw32,
8293 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8294 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8295 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8296 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8297 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8298 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8299 config/score/t-score-elf, config/arm/t-strongarm-pe,
8300 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8301 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8302 Revert automatic dependency patch.
8304 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8307 * config/i386/i386.c (ix86_function_arg_boundary): Align
8308 decimal floating point to its natural boundary.
8310 2008-03-27 Richard Guenther <rguenther@suse.de>
8313 * fold-const.c (fold_comparison): Restrict distinct decl
8314 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8315 solely rely on operand_equal_p.
8317 2008-03-27 Richard Guenther <rguenther@suse.de>
8320 * c-common.c (handle_weak_attribute): Reject combination of
8323 2008-03-27 Richard Guenther <rguenther@suse.de>
8325 PR tree-optimization/32810
8326 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8327 conversions from DECL_INITIAL.
8328 (fold_const_aggregate_ref): Likewise from constructor elements.
8330 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8332 * tree-affine.h (aff_combination_expand): Declare.
8333 (get_inner_reference_aff): Likewise.
8334 * tree-affine.c (aff_combination_expand): Split out from
8335 tree_to_aff_combination_expand.
8336 (get_inner_reference_aff): New function.
8337 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8338 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8339 (struct lim_aux_data): sm_done field removed.
8340 (mem_ref_loc_p, mem_ref_locs_p): New types.
8341 (struct mem_ref): Added id, stored, accesses_in_loop,
8342 indep_loop, dep_loop, indep_ref, dep_ref fields.
8343 Removed is_stored, locs and next fields.
8344 (memory_accesses): New variable.
8345 (movement_possibility): Do not allow moving statements
8346 that store to memory.
8347 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8349 (determine_max_movement): For statements with memory references,
8350 find the outermost loop in that the reference is independent.
8351 (move_computations_stmt): Mark the virtual operands for renaming.
8352 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8353 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8354 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8355 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8356 create_vop_ref_mapping, analyze_memory_references,
8357 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8358 get_all_locs_in_loop, ref_always_accessed_p,
8359 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8360 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8361 store_motion_loop, store_motion): New functions.
8362 (struct vop_to_refs_elt): New type.
8363 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8364 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8365 (schedule_sm): Replaced by...
8366 (execute_sm): ... this.
8367 (determine_lsm_ref, hoist_memory_references,
8368 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8369 find_more_ref_vops, free_mem_ref, free_mem_refs,
8370 determine_lsm_loop, determine_lsm): Removed.
8371 (tree_ssa_lim_finalize): Free data structures used by store motion.
8372 (tree_ssa_lim): Call analyze_memory_references. Use
8373 store_motion instead of determine_lsm.
8375 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8377 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8378 rename tmake_file to m68hc11/t-m68hc11.
8379 (mcore): Set inhibit_libc to true.
8380 * config.host (alpha*-dec-*vms*): Set extra_programs.
8381 (interix3*): Don't use host_xmake_file.
8382 * configure.ac: Let config.gcc override inhibit_libc.
8383 * configure: Regenerate.
8385 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8386 * config/t-openbsd-thread: Remove commented out lines.
8388 * config/x-interix: Remove.
8390 * config/m68hc11/t-m68hc11-gas: Rename to...
8391 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8393 * config/mcore/t-mcore: Remove T_CFLAGS.
8394 * config/mcore/t-mcore-pe: Likewise.
8396 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8398 * configure.ac: Replace custom __GNU_SOURCE test with
8399 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8400 * aclocal.m4: Regenerate.
8401 * configure: Regenerate.
8402 * config.in: Regenerate.
8404 2008-03-27 Richard Guenther <rguenther@suse.de>
8406 * fold-const.c (target.h): Include.
8407 (fold_comparison): Fold comparison of addresses of decls
8408 that bind locally or of constants. Consolidate address folding code.
8409 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8410 results from fold_binary_to_constant.
8411 (compare_values_warnv): Likewise.
8413 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8416 * fold-const.c (fold_truthop): Check for integeral types when folding
8417 a == 0 && b == 0 and a != 0 || b != 0 .
8419 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8421 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8423 2008-03-26 Andreas Schwab <schwab@suse.de>
8425 * doc/invoke.texi: Fix use of @item vs. @itemx.
8427 2008-03-26 Tom Tromey <tromey@redhat.com>
8429 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8430 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8431 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8432 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8433 build/genconstants.o, build/genemit.o, build/genextract.o,
8434 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8435 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8438 2008-03-26 Richard Guenther <rguenther@suse.de>
8441 2008-03-26 Richard Guenther <rguenther@suse.de>
8443 * fold-const.c (target.h): Include.
8444 (fold_comparison): Fold comparison of addresses of two decls
8445 that bind locally. Consolidate address folding code.
8447 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8449 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8450 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8451 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8452 dconstsqrt2, dconstthird, dconste and/or dconst10.
8453 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8454 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8455 dconstsqrt2, dconste): Delete.
8456 (init_emit_once): Likewise. Simplify initializing dconstm1.
8458 * real.c (get_real_const): New.
8459 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8460 dconstsqrt2, dconste): Delete.
8461 (real_value_const, get_real_const): New.
8463 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8467 * config/i386/i386.c (ix86_function_arg_boundary): Check
8468 BIGGEST_ALIGNMENT instead of 128.
8469 (setup_incoming_varargs_64): Likewise.
8471 2008-03-26 Tom Tromey <tromey@redhat.com>
8473 * Makefile.in (DEPFILES): Add missing '/'.
8475 2008-03-26 Richard Guenther <rguenther@suse.de>
8477 * fold-const.c (target.h): Include.
8478 (fold_comparison): Fold comparison of addresses of two decls
8479 that bind locally. Consolidate address folding code.
8481 2008-03-26 Nick Clifton <nickc@redhat.com>
8484 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8485 not allow INT+INT as a legitimate addressing mode.
8487 2008-03-26 Richard Guenther <rguenther@suse.de>
8489 * tree-flow.h (widen_bitfield): Remove declaration.
8490 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8491 (widen_bitfield): Remove function.
8492 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8495 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8498 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8501 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8503 PR rtl-optimization/35232
8504 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8505 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8506 reg_reloaded_call_part_clobbered here.
8507 (reload_regs_reach_end_p): New function.
8508 (reload_reg_rtx_for_input): New variable.
8509 (reload_reg_rtx_for_output): Likewise.
8510 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8511 when reassigning a pseudo register. Load reloadreg from
8512 reload_reg_rtx_for_input, moving the mode and register
8514 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8515 instead of the original when deciding whether an input reload
8516 would be a no-op or whether an output reload can be deleted.
8517 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8518 when setting up new_spill_reg_store. Load it from
8519 reload_reg_rtx_for_output, moving the mode and register
8521 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8522 instead of the original when deciding whether an output reload
8523 would be a no-op. Do the same when modifying insn notes.
8524 Use rtx_equal_p instead of == to compare the registers.
8525 (inherit_piecemeal_p): Take a mode and two register numbers
8527 (emit_reload_insns): Clear new_spill_reg_store for every hard
8528 register in the reload register. Remove spill registers
8529 from reg_reloaded_valid before considering whether to record
8530 inheritance information for them. Use reload_reg_rtx_for_output
8531 instead of reg_rtx when recording output reloads. Use
8532 reload_reg_rtx_for_input instead of reg_rtx when recording
8533 input reloads. Set or clear reg_reloaded_call_part_clobbered
8534 at the same time as setting reg_reloaded_valid.
8535 (delete_output_reload): Add a new_reload_reg parameter and use it
8536 instead of rld[j].reg_rtx.
8537 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8540 2008-03-25 Tom Tromey <tromey@redhat.com>
8542 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8543 (build/genattr.o): Likewise.
8544 (build/genattrtab.o): Likewise.
8545 (build/gencodes.o): Likewise.
8546 (build/genconfig.o): Likewise.
8547 (build/genconstants.o): Likewise.
8548 (build/genemit.o): Likewise.
8549 (build/genextract.o): Likewise.
8550 (build/genflags.o): Likewise.
8552 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8554 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8555 instead of size_int for integer types.
8556 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8557 to match type of MINUS_EXPR.
8559 2008-03-25 Tom Tromey <tromey@redhat.com>
8561 * configure: Rebuilt.
8562 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8565 2008-03-25 Tom Tromey <tromey@redhat.com>
8567 * config/x-solaris (host-solaris.o): Update.
8568 * config/x-linux (host-linux.o): Update.
8569 * config/x-hpux (host-hpux.o): Update.
8570 * config/x-darwin (host-darwin.o): Update.
8571 * config/v850/t-v850e (v850-c.o): Update.
8572 * config/v850/t-v850 (v850-c.o): Update.
8573 * config/t-vxworks (vxworks.o): Update.
8574 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8575 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8576 * config/spu/t-spu-elf (spu-c.o): Update.
8578 * config/sh/t-symbian (sh-c.o): Update.
8579 (symbian.o): Update.
8580 * config/sh/t-sh (sh-c.o): Update.
8581 * config/score/t-score-elf (score7.o, score3.o): Update.
8582 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8583 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8584 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8585 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8587 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8588 * config/m32c/t-m32c (m32c-pragma.o): Update.
8589 * config/ia64/t-ia64 (ia64-c.o): Update.
8590 * config/i386/x-mingw32 (host-mingw32.o): Update.
8591 * config/i386/x-i386 (driver-i386.o): Update.
8592 * config/i386/x-darwin (host-i386-darwin.o): Update.
8593 * config/i386/x-cygwin (host-cygwin.o): Update.
8594 * config/i386/t-nwld (nwld.o): Update.
8595 * config/i386/t-netware (netware.o): Update.
8596 * config/i386/t-interix (winnt.o): Update.
8597 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8598 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8599 msformat-c.o): Update.
8600 * config/bfin/t-bfin-linux (generated_files): Add
8601 linux-sysroot-suffix.h.
8602 * config/arm/t-wince-pe (pe.o): Update.
8603 * config/arm/t-strongarm-pe (pe.o): Update.
8604 * config/arm/t-pe (pe.o): Update.
8605 * config/arm/t-arm (arm-c.o): Update.
8606 * doc/install.texi (Prerequisites): Require make 3.80.
8607 * Makefile.in: Remove .o targets.
8608 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8609 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8610 (simple_generated_h, simple_generated_c): Move earlier.
8611 (generated_files): New variable.
8612 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8613 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8614 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8615 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8616 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8617 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8618 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8619 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8620 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8621 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8622 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8623 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8625 (COMPILE.base, COMPILE): New variables.
8626 (%.o): New pattern rule.
8627 (ALL_HOST_OBJS): New variable.
8628 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8629 (dummy-checksum.o, cc1-checksum.o): Remove.
8630 (DRIVER_SHLIB): New variable.
8631 (DRIVER_DEFINES): Use it.
8632 (gencondmd.c): Move out of build/.
8633 (s-conditions): Update.
8634 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8635 (ALL_BUILD_OBJS): Likewise.
8636 (build/%.o): Use BUILDCOMPILE.
8637 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8638 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8639 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8640 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8641 build/genconfig.o, build/genconstants.o, build/genemit.o,
8642 build/genextract.o, build/genflags.o, build/genmddeps.o,
8643 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8644 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8645 build/gen-protos.o, build/scan.o, build/fix-header.o,
8646 build/scan-decls.o): Simplify.
8647 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8648 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8649 prefix.o, toplev.o): Reduce to variable setting.
8650 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8651 ($(out_object_file), gcc-options.o): New targets.
8652 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8653 * configure: Rebuilt.
8654 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8655 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8657 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8659 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8660 complain when we hit an error, return ERROR_MARK_NODE.
8662 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8664 * config/sh/constraints.md (Pso, Psz): New constraints.
8665 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8666 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8668 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8670 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8671 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8673 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8675 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8676 (prefetch_sh2a): New.
8678 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8679 Naveen.H.S <naveen.hs@kpitcummins.com>
8681 * config/sh/constraints.md (I28): New constraint.
8682 * config/sh/sh.c (broken_move): Add support for movi20s.
8683 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8685 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8686 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8687 Naveen.H.S <naveen.hs@kpitcummins.com>
8689 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8690 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8691 (print_operand): Handle resbank in %@ operand code.
8692 (sh_encode_section_info): New.
8693 (push_regs): Add conditions for resbank.
8694 (sh_expand_epilogue): Likewise.
8695 (sh_insert_attributes): Likewise.
8696 (sh_attribute_table): Likewise.
8697 (sh_handle_resbank_handler_attribute): New.
8698 (sh2a_handle_function_vector_handler_attribute): New.
8699 (sh2a_is_function_vector_call): New.
8700 (sh2a_get_function_vector_number): New.
8701 (sh2a_function_vector_p): New.
8702 (sh_cfun_resbank_handler_p): New.
8703 * config/sh/sh.md (calli): Emit jsr/n if possible.
8704 (calli_tbr_rel): New.
8705 (calli_pcrel): Emit jsr/n if possible.
8706 (return_i): Emit rts/n if possible.
8707 (call_valuei_tbr_rel): New.
8708 (call_valuei_pcrel): Add condition for SH2A target.
8709 (call_value): Likewise.
8710 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8711 (sh2a_get_function_vector_number): Likewise.
8712 (sh2a_is_function_vector_call): Likewise.
8713 * doc/extend.texi: Document TBR relative addressing of SH2A.
8714 (resbank): Add description for SH2A.
8716 2008-03-24 Richard Guenther <rguenther@suse.de>
8719 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8720 pointer assignments change conversions according to middle-end rules.
8721 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8722 * configure.ac: Include type checking in yes.
8723 * configure: Regenerate.
8725 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8727 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8728 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8730 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8732 * gthr-vxworks.h (UNUSED): Define.
8734 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8738 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8740 * doc/extend.texi (Function Attributes): Add missing comma in the
8741 example of the "alloc_size" attribute.
8743 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8746 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8748 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8751 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8754 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8755 of the underlying type of a MS bitfield layout to the natural
8756 alignment of the type.
8758 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8761 to their natural alignment to avoid store forwarding stalls.
8763 2008-03-22 Richard Guenther <rguenther@suse.de>
8765 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8766 For PHI nodes verify the address is invariant.
8767 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8768 (get_symbol_constant_value): Use is_gimple_min_invariant.
8769 (maybe_fold_stmt_indirect): Likewise.
8771 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8773 PR rtl-optimization/33927
8774 * Makefile.in (dse.o): Depend on $(TM_P_H).
8775 * expr.h (extract_low_bits): Declare.
8776 * expmed.c (extract_low_bits): New function.
8777 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8778 * dse.c: Include tm_p.h.
8779 (find_shift_sequence): Remove the read_reg argument and return the
8780 read value. Emit the instructions instead of returning them.
8781 Iterate on new_mode rather than calculating it each time.
8782 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8783 source to NEW_MODE and extract_low_bits to convert the shifted
8785 (replace_read): Allow the load and store to have different mode
8786 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8787 or extraction instructions before trying the replacement. Update
8788 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8790 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8792 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8793 to their natural alignment to avoid store forwarding stalls.
8795 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8798 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8799 encouraging but not allowing gprs for input;
8800 change the input constraint to !f#r.
8801 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8803 change the output constraint to !f#r.
8805 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8808 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8809 corresponding post-reload splitters.
8810 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8811 when x87 FP math is selected.
8812 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8813 New function prototype.
8814 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8815 unreachable function to ease macroization of insn patterns.
8817 2008-03-21 Martin Jambor <mjambor@suse.cz>
8819 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8820 reference dumps if ddr is NULL or dependence is unknown.
8822 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8824 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8825 unsigned extension into account.
8826 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8827 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8828 Do computations on a scratch register.
8830 2008-03-21 Richard Guenther <rguenther@suse.de>
8832 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8833 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8834 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8835 * tree-ssa-dom.c (record_equality): Likewise.
8836 * tree-inline.c (copy_body_r): Likewise.
8837 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8840 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8842 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8843 as 'delete_unused' argument.
8845 2008-03-20 Richard Guenther <rguenther@suse.de>
8847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8848 special casing of constant qualifiers.
8849 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8850 care about them in general.
8851 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8852 regardless of their type.
8853 (fold_stmt_r): Forcefully fold *& if we end up with that.
8855 2008-03-20 Paul Brook <paul@codesourcery.com>
8857 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8858 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8860 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8862 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8863 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8865 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8867 * common.opt (Wmudflap): New option.
8868 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8869 (mx_register_decls): Likewise.
8870 (mudflap_finish_file): Likewise.
8871 * doc/invoke.texi: Document -Wno-mudflap.
8873 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8875 * c-format.c (replace_format_name_to_system_name): New.
8877 (convert_format_name_to_system_name): New.
8878 (decode_format_attr): Add use of convert_format_name_to_system_name.
8879 (format_types_orig): Add gnu_ prefix to names.
8880 (check_format_info_main): Special treating of \0 escaped names for
8881 supporting multi-character format specifiers as I32, I64.
8882 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8883 (gnu_target_overrides_format_attributes): New.
8884 * c-format.h: Add structure target_ovr_attr to hold
8885 system specific formatter names.
8886 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8887 msformat-c.o file to c_target_objs and cxx_target_objs.
8888 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8889 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8890 (TARGET_N_FORMAT_TYPES): New.
8891 * config/i386/msformat-c.c: New.
8892 * config/i386/t-cygming: Add build rule for msformat-c.o.
8893 * doc/extend.texi: Add new format names gnu_* and ms_* and
8895 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8897 2008-03-20 Ira Rosen <irar@il.ibm.com>
8899 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8900 optimizations turned on under -O3.
8901 (ftree-vectorize): Add that the flag is turned on with -O3.
8903 2008-03-20 Ben Elliston <bje@au.ibm.com>
8905 * regmove.c (try_auto_increment): Fix spelling error in comment.
8906 * final.c (final_scan_insn): Likewise.
8908 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8911 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8912 allocator preferences for "y" and "r" class registers.
8913 ("*mov<mode>_internal"): Ditto.
8914 ("*movv2sf_internal_rex64"): Ditto.
8915 ("*movv2sf_internal"): Ditto.
8917 2008-03-19 Michael Matz <matz@suse.de>
8920 * calls.c (expand_call): Check overlap of arguments with call
8921 address for sibcalls.
8923 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8926 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8927 of the underlying type of a MS bitfield layout to the natural
8928 alignment of the type.
8930 2008-03-19 Jan Hubicka <jh@suse.cz>
8933 * toplev.c (decode_d_option): Handle all CPP flags.
8934 * tree-vrp.c: Update tree_pass descriptors.
8935 * regrename.c: Update tree_pass descriptors.
8936 * fwprop.c: Update tree_pass descriptors.
8937 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8938 * tree-into-ssa.c: Update tree_pass descriptors.
8939 * tree-dump.c: Update tree_pass descriptors.
8940 * tree-complex.c: Update tree_pass descriptors.
8941 * tree-dump.h: Update tree_pass descriptors.
8942 * see.c: Update tree_pass descriptors.
8943 * cgraphbuild.c: Update tree_pass descriptors.
8944 * tracer.c: Update tree_pass descriptors.
8945 * tree-loop-distribution.c: Update tree_pass descriptors.
8946 * cgraph.c: Update tree_pass descriptors.
8947 * postreload-gcse.c: Update tree_pass descriptors.
8948 * postreload.c: Update tree_pass descriptors.
8949 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8950 * tree-tailcall.c: Update tree_pass descriptors.
8951 * tree-pass.h (tree_opt_pass): Rename to ...
8952 (opt_pass) ... this one; add "type" field and remove letter field.
8953 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8954 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8955 all_lowering_passes): Update declaration.
8956 * ipa-cp.c: Update tree_pass descriptors.
8957 * final.c: Update tree_pass descriptors.
8958 * omp-low.c: Update tree_pass descriptors.
8959 * tree-ssa-dse.c: Update tree_pass descriptors.
8960 * ipa-reference.c: Update tree_pass descriptors.
8961 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8962 * auto-inc-dec.c: Update tree_pass descriptors.
8963 * reorg.c: Update tree_pass descriptors.
8964 * cgraphunit.c: Update tree_pass descriptors.
8965 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8966 * tree-ssa-ccp.c: Update tree_pass descriptors.
8967 * df-core.c: Update tree_pass descriptors.
8968 * mode-switching.c: Update tree_pass descriptors.
8969 * tree-nomudflap.c: Update tree_pass descriptors.
8970 * modulo-sched.c: Update tree_pass descriptors.
8971 * ipa-pure-const.c: Update tree_pass descriptors.
8972 * cse.c: Update tree_pass descriptors.
8973 * web.c: Update tree_pass descriptors.
8974 * tree-stdarg.c: Update tree_pass descriptors.
8975 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8976 * tree-ssa-dom.c: Update tree_pass descriptors.
8977 * tree-nrv.c: Update tree_pass descriptors.
8978 * tree-ssa-alias.c: Update tree_pass descriptors.
8979 * loop-init.c: Update tree_pass descriptors.
8980 * gimple-low.c: Update tree_pass descriptors.
8981 * ipa-inline.c: Update tree_pass descriptors.
8982 * tree-ssa-sink.c: Update tree_pass descriptors.
8983 * global.c: Update tree_pass descriptors.
8984 * ifcvt.c: Update tree_pass descriptors.
8985 * jump.c: Update tree_pass descriptors.
8986 * predict.c: Update tree_pass descriptors.
8987 * tree-ssa-loop.c: Update tree_pass descriptors.
8988 * recog.c: Update tree_pass descriptors.
8989 * dse.c: Update tree_pass descriptors.
8990 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8991 * tree-eh.c: Update tree_pass descriptors.
8992 * regmove.c: Update tree_pass descriptors.
8994 * function.c: Update tree_pass descriptors.
8995 * tree-vectorizer.c: Update tree_pass descriptors.
8996 * gcse.c: Update tree_pass descriptors.
8997 * ipa-type-escape.c: Update tree_pass descriptors.
8998 * tree-if-conv.c: Update tree_pass descriptors.
8999 * init-regs.c: Update tree_pass descriptors.
9000 * ipa.c: Update tree_pass descriptors.
9001 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9002 * rtl-factoring.c: Update tree_pass descriptors.
9003 * lower-subreg.c: Update tree_pass descriptors.
9004 * bt-load.c: Update tree_pass descriptors.
9005 * tree-dfa.c: Update tree_pass descriptors.
9006 * except.c: Update tree_pass descriptors.
9007 * emit-rtl.c: Update tree_pass descriptors.
9008 * cfgexpand.c: Update tree_pass descriptors.
9009 * tree-cfgcleanup.c: Update tree_pass descriptors.
9010 * cfgcleanup.c: Update tree_pass descriptors.
9011 * tree-ssa-pre.c: Update tree_pass descriptors.
9012 * tree-sra.c: Update tree_pass descriptors.
9013 * tree-mudflap.c: Update tree_pass descriptors.
9014 * tree-ssa-copy.c: Update tree_pass descriptors.
9015 * cfglayout.c: Update tree_pass descriptors.
9016 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9017 * tree-ssa-dce.c: Update tree_pass descriptors.
9018 * tree-ssa.c: Update tree_pass descriptors.
9019 * regclass.c: Update tree_pass descriptors.
9020 * integrate.c: Update tree_pass descriptors.
9021 * tree-optimize.c: Update tree_pass descriptors.
9022 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9023 * tree-object-size.c: Update tree_pass descriptors.
9024 * combine.c: Update tree_pass descriptors.
9025 * tree-outof-ssa.c: Update tree_pass descriptors.
9026 * bb-reorder.c: Update tree_pass descriptors.
9027 * stack-ptr-mod.c: Update tree_pass descriptors.
9028 * var-tracking.c: Update tree_pass descriptors.
9029 * tree-profile.c: Update tree_pass descriptors.
9030 * tree-vect-generic.c: Update tree_pass descriptors.
9031 * reg-stack.c: Update tree_pass descriptors.
9032 * sched-rgn.c: Update tree_pass descriptors.
9033 * tree-ssa-structalias.c: Update tree_pass descriptors.
9034 * tree-cfg.c: Update tree_pass descriptors.
9035 * passes.c (current_pass): Update declaration.
9036 (finish_optimization_passes): Update.
9037 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9038 (register_one_dump_file, register_dump_files_1, next_pass_1):
9040 (init_optimization_passes): Update handling of new types.
9041 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9042 * ipa-struct-reorg.c: Update tree_pass descriptors.
9043 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9044 * combine-stack-adj.c: Update tree_pass descriptors.
9045 * cfgrtl.c: Update tree_pass descriptors.
9046 * dce.c: Update tree_pass descriptors.
9047 * tree-ssanames.c: Update tree_pass descriptors.
9049 2008-03-19 Richard Guenther <rguenther@suse.de>
9052 * tree-ssa.c (walk_data): New structure.
9053 (warn_uninitialized_var): If not always_executed warn with "maybe"
9055 (execute_early_warn_uninitialized): Compute post-dominators.
9056 Initialize always_executed before processing each basic block.
9058 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9061 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9062 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9064 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9066 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9068 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9070 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9072 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9073 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9074 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9075 target after ignore has been set, and move there also the commputation
9076 of subtarget and original_target.
9077 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9078 (LANG_HOOKS_INITIALIZER): Remove it.
9079 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9081 2008-03-18 Richard Guenther <rguenther@suse.de>
9083 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9084 found an expression with constants, note that in the VN for the lhs.
9085 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9086 fold them to constants if possible. Run cleanup_cfg if done so.
9087 (execute_pre): Return todo.
9089 (execute_fre): Likewise.
9090 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9092 (get_prop_source_stmt): Look through pointer conversions.
9094 2008-03-18 Jan Hubicka <jh@suse.cz>
9096 * tree-pretty-print.c: Include predict.h.
9097 (dump_generic_node): Dump predictor.
9098 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9099 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9100 * gimple-low.c (lower_stmt): Likewise.
9101 * expr.c (expand_expr_real): Likewise.
9102 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9104 (build_predict_expr, build_predict_expr): New.
9105 * predict.h (predictor_name, build_predict_expr): Update.
9106 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9107 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9108 * predict.def (PRED_CONTINUE): Update hitrate.
9109 * tree.def (PREDICT_EXPR): Define.
9110 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9111 do not handle BIND_EXPR.
9112 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9113 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9114 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9117 2008-03-18 Michael Matz <matz@suse.de>
9119 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9121 2008-03-18 Richard Guenther <rguenther@suse.de>
9123 * tree-gimple.h (is_gimple_invariant_address): Declare.
9124 (is_gimple_constant): Likewise.
9125 * tree-gimple.c (is_gimple_constant): New function.
9126 (is_gimple_invariant_address): Likewise.
9127 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9128 and is_gimple_invariant_address.
9129 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9131 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9132 an addressable base.
9134 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9137 * gimplify.c (gimplify_expr): Gimplify second operand of
9140 2008-03-17 Richard Guenther <rguenther@suse.de>
9142 PR tree-optimization/19637
9143 * fold-const.c (fold_unary): Remove restrictions of removing
9144 intermediate pointer-conversions (P2)(P1)P0.
9145 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9146 conversion to void pointer.
9147 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9149 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9152 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9153 emulated thread local variables.
9155 2008-03-16 Richard Guenther <rguenther@suse.de>
9158 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9159 expand TREE_INVARIANT operations that are not gimple invariant.
9161 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9163 * doc/extend.texi (Alignment): Say that the ABI controls
9164 the __alignof__ for non-strict-alignment targets rather
9165 than being a recommendation.
9167 2008-03-15 Paul Brook <paul@codesourcery.com>
9169 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9171 (arm_output_fn_unwind): Mark functions that can not be unwound.
9173 2008-03-15 Paul Brook <paul@codesourcery.com>
9175 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9176 extension instructions.
9178 2008-03-15 Richard Guenther <rguenther@suse.de>
9180 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9181 and fold constant aggregate refs.
9182 (fold_const_aggregate_ref): Handle string constants
9183 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9184 (evaluate_stmt): Simplify now that ccp_fold folds constant
9187 2008-03-15 Paul Brook <paul@codesourcery.com>
9189 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9190 (extzv): Use gen_extzv_t2.
9191 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9193 2008-03-15 Richard Guenther <rguenther@suse.de>
9195 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9196 (fold_const_aggregate_ref): Likewise.
9197 (get_value): Return NULL if we don't have any values.
9198 (ccp_finalize): Set const_val to NULL after freeing it.
9199 * tree-flow.h (get_symbol_constant_value): Declare.
9200 (fold_const_aggregate_ref): Likewise.
9201 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9203 2008-03-15 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9207 to not produce negative array indices if not allowed. Add
9208 parameter to indicate that.
9209 (maybe_fold_offset_to_component_ref): Allow negative array
9210 indices only for the first member of a structure.
9211 (maybe_fold_offset_to_reference): Allow negative array indices.
9212 (maybe_fold_stmt_addition): Likewise.
9214 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9215 Anatoly Sokolov <aesok@post.ru>
9217 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9218 (avr_arch): Add ARCH_AVR6.
9219 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9220 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9221 instead of fixed value 2.
9222 (print_operand_address): Use gs() asm specifier instead of pm().
9223 (avr_assemble_integer): (Ditto.).
9224 (avr_output_addr_vec_elt): (Ditto.).
9225 (print_operand): Handle "!" code.
9226 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9227 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9228 (AVR_HAVE_EIJMP_EICALL): Define.
9229 (AVR_3_BYTE_PC): Redefine.
9230 (AVR_2_BYTE_PC): (Ditto.).
9231 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9232 (LINK_SPEC): Add atmega2560 and atmega2561.
9233 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9235 * config/avr/avr.md (call_insn): Use eicall instead of icall
9236 for 3 byte PC devices.
9237 (call_value_insn): (Ditto.).
9238 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9239 (indirect_jump): Use only for for 2 byte PC devices.
9240 (*tablejump): (Ditto.).
9241 (*indirect_jump_avr6): Add insn.
9242 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9243 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9244 instead of ijmp for 3 byte PC devices.
9245 (__tablejump2__): (Ditto.).
9246 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9247 (MULITLIB_DIRNAMES): (Ditto.).
9248 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9250 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9253 "sse2_umulsidi3". Use V1DI mode for operand 0.
9254 ("mmx_psadbw"): Use V1DI mode for operand 0.
9255 * config/i386/i386-modes.def (V1SI): New vector mode.
9256 * config/i386/i386.c (struct builtin_description)
9257 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9258 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9259 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9260 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9261 v1di_ftype_v8qi_v8qi type.
9262 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9264 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9265 __builtin_ia32_pmuludq]: Fix the mode of return value.
9267 2008-03-15 Richard Guenther <rguenther@suse.de>
9270 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9273 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9275 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9276 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9277 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9278 unless TARGET_SERIALIZE_VOLATILE is enabled.
9279 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9280 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9281 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9283 2008-03-14 Richard Guenther <rguenther@suse.de>
9285 PR tree-optimization/34172
9286 * tree-flow.h (refs_may_alias_p): Declare.
9287 (get_single_def_stmt): Likewise.
9288 (get_single_def_stmt_from_phi): Likewise.
9289 (get_single_def_stmt_with_phi): Likewise.
9290 * tree-dfa.c (refs_may_alias_p): New function.
9291 (get_single_def_stmt): Likewise.
9292 (get_single_def_stmt_from_phi): Likewise.
9293 (get_single_def_stmt_with_phi): Likewise.
9294 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9295 (vn_reference_lookup_1): New helper function.
9296 (vn_reference_lookup): Walk the virtual use-def chain to
9297 continue searching for a match if the def does not alias the
9298 reference we are looking for.
9300 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9302 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9303 archive and Perzl. Update The Written Word listing.
9305 2008-03-14 Richard Guenther <rguenther@suse.de>
9307 PR tree-optimization/34043
9308 PR tree-optimization/33989
9309 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9311 (bitmap_find_leader): Use extra argument to verify dominance
9312 relationship inside a basic-block.
9313 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9314 (find_leader_in_sets): Adjust.
9315 (create_component_ref_by_pieces): Take extra argument for
9316 dominance check, handle lookup failures.
9317 (find_or_generate_expression): Likewise.
9318 (create_expression_by_pieces): Likewise.
9319 (insert_into_preds_of_block): Adjust.
9320 (create_value_expr_from): If asked for, verify all operands
9321 are in the blocks AVAIL_OUT set.
9322 (make_values_for_stmt): Check for SSA_NAMEs that are life
9323 over an abnormal edge.
9324 (compute_avail): Remove such check.
9325 (do_SCCVN_insertion): New function.
9326 (eliminate): If we do not find a leader suitable for replacement
9327 insert a replacement expression from SCCVN if available.
9328 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9329 (struct vn_ssa_aux): Add needs_insertion flag.
9330 * tree-ssa-sccvn.c (may_insert): New global flag.
9331 (copy_reference_ops_from_ref): Value-number union member access
9332 based on its size, not type and member if insertion is allowed.
9333 (visit_reference_op_load): For a weak match from union type
9334 punning lookup a view-converted value and insert a SSA_NAME
9335 for that value if that is not found.
9336 (visit_use): Make dumps shorter. Do not disallow value numbering
9337 SSA_NAMEs that are life over an abnormal edge to constants.
9338 (free_scc_vn): Release inserted SSA_NAMEs.
9339 (run_scc_vn): New flag to specify whether insertion is allowed.
9340 Process SSA_NAMEs in forward order.
9341 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9342 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9343 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9344 pointer type to/from integral types that do not change the
9345 precision to regular conversions.
9347 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9349 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9350 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9351 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9352 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9353 input arguments and the mode of return value. Built-in functions
9354 that operate on whole 64-bit MMX register now use V1DI mode.
9356 2008-03-13 Alon Dayan <alond@il.ibm.com>
9357 Olga Golovanevsky <olga@il.ibm.com>
9359 PR tree-optimization/35041
9360 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9361 to locate the right position in a statement.
9363 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9367 * config/i386/xmmintrin.h: Change all static inline functions to
9368 extern inline and add __gnu_inline__ attribute.
9369 * config/i386/bmintrin.h: Ditto.
9370 * config/i386/smmintrin.h: Ditto.
9371 * config/i386/tmmintrin.h: Ditto.
9372 * config/i386/mmintrin-common.h: Ditto.
9373 * config/i386/ammintrin.h: Ditto.
9374 * config/i386/emmintrin.h: Ditto.
9375 * config/i386/pmmintrin.h: Ditto.
9376 * config/i386/mmintrin.h: Ditto.
9377 * config/i386/mm3dnow.h: Ditto.
9379 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9382 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9383 (lower_omp_2): New function.
9384 (lower_omp_1, lower_omp): Rewritten.
9386 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9389 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9390 with the phrase "Microsoft Windows compilers".
9391 (Push/Pop Macro Pragmas): New subsection. Document
9392 #pragma push_macro and pragma pop_macro.
9394 2008-03-12 Paul Brook <paul@codesourcery.com>
9396 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9398 2008-03-12 Paul Brook <paul@codesourcery.com>
9400 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9401 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9402 (thumb2_addsi_shortim): Rename ...
9403 (thumb2_addsi_short): ... to this. Allow register operands.
9404 (thumb2_subsi_short): New pattern.
9405 (thumb2_one_cmplsi2_short,
9406 thumb2_negsi2_short): New patterns and peepholes.
9408 2008-03-12 Paul Brook <paul@codesourcery.com>
9410 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9412 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9414 * config/i386/i386.md (int_cond): New code iterator.
9416 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9417 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9418 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9419 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9420 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9421 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9422 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9423 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9425 2008-03-12 Paul Brook <paul@codesourcery.com>
9427 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9428 instead of {arm,thumb}_compute_save_reg_mask.
9429 (output_return_instruction): Ditto.
9430 (thumb_unexpanded_epilogue): Ditto.
9431 (thumb1_expand_prologue): Ditto.
9432 (thumb1_output_function_prologue): Ditto.
9433 (arm_set_return_address): Ditto.
9434 (thumb_set_return_address): Ditto.
9435 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9436 regs to achieve stack alignment.
9437 (thumb1_compute_save_reg_mask): Fix compiler warning.
9438 (arm_output_epilogue): Use offsets->saved_regs_mask.
9439 Adjust stack pointer by poping call clobered registers.
9440 (arm_expand_prologue): Use offsets->saved_regs_mask.
9441 Adjust stack pointer by pushing extra registers.
9442 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9444 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9447 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9448 conversion to the operands of a multiplication.
9450 2008-03-12 Richard Guenther <rguenther@suse.de>
9452 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9453 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9454 * timevar.def (TV_TREE_PHIPROP): Add.
9455 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9456 pass description. Use TV_TREE_PHIPROP.
9457 * tree-ssa-forwprop.c: Remove phiprop code.
9459 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9462 * omp-low.c (maybe_lookup_decl): Constify first argument.
9463 (use_pointer_for_field): Change last argument from bool to
9464 omp_context *. Disallow shared copy-in/out in nested
9465 parallel if decl is shared in outer parallel too.
9466 (build_outer_var_ref, scan_sharing_clauses,
9467 lower_rec_input_clauses, lower_copyprivate_clauses,
9468 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9470 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9471 Ira Rosen <irar@il.ibm.com>
9473 * tree-vectorizer.c (free_stmt_vec_info): New function.
9474 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9475 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9476 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9477 * tree-vect-transform.c (vectorizable_conversion): Free
9478 vec_oprnds0 if it was allocated.
9479 (vect_permute_store_chain): Remove unused VECs.
9480 (vectorizable_store): Free VECs that are allocated in the..
9482 (vect_transform_strided_load, vectorizable_load): Likewise.
9483 (vect_remove_stores): Simplify the code.
9484 (vect_transform_loop): Move code to vect_remove_stores().
9485 Call vect_remove_stores() and free_stmt_vec_info().
9487 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9489 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9490 TARGET_HPUX. Revise comment.
9491 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9492 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9493 Use sr4 variant of `be' instruction when not generating PIC code.
9494 (attr_length_call): Adjust for above change.
9496 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9498 * ipa-reference.c (static_execute): Remove module_statics_const and
9499 associated setting code.
9501 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9504 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9505 predicate for operand 1.
9506 (paritysi2_cmp): Use register_operand predicate for operand 2.
9507 Use earlyclobber modifier for operand 1. Remove support for
9509 (paritydi2_cmp): Use register_operand predicate for operand 3.
9510 Use earlyclobber modifier for operand 1. Remove support for
9513 2008-03-11 Paul Brook <paul@codesourcery.com>
9514 Vladimir Prus <vladimir@codesourcery.com>
9516 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9517 (arm_compute_save_reg0_reg12_mask): Always
9518 check if register 11 must be saved. Always safe hard frame pointer
9519 when frame_pointer_needeed.
9520 (arm_compute_save_reg_mask): Save IP and PC
9521 only with apcs frames.
9522 (arm_output_epilogue): Adjust Thumb2 codepath to
9523 be also invoked and work for ARM non-apcs frames.
9524 (arm_expand_prologue): Don't bother saving IP
9525 for non-apcs frame, since it's not clobbered by
9526 prologue code. Implement non-apcs frame
9529 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9531 PR rtl-optimization/35281
9532 * expr.c (convert_move): Use a new pseudo for the intermediate
9533 from_mode->word_mode result.
9535 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9537 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9538 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9539 * toplev.c (compile_file): Don't call it.
9541 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9544 * expr.c (store_expr): Call emit_block_move if the mode
9545 of "temp" RTX is BLKmode.
9547 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9548 Richard Guenther <rguenther@suse.de>
9550 PR tree-optimization/31358
9551 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9552 the step with a NULL_TREE.
9553 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9554 to sizetype if type is a pointer type.
9555 (add_candidate_1): Don't convert the base and step to
9556 the generic type if the orginal type is a pointer type.
9557 (add_iv_value_candidates): Use sizetype for the step
9558 if type is a pointer type.
9559 (cand_value_at): Likewise.
9560 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9562 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9563 Don't convert the tem affine to the type.
9564 (add_elt_to_tree): Use sizetype for the step if a pointer.
9565 Use POINTER_PLUS_EXPR for pointers.
9566 (aff_combination_to_tree): Use sizetype for the step if a
9569 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9571 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9572 Remove commutativity hint.
9574 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9578 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9579 errorneous type. Check that v is a VAR_DECL.
9582 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9584 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9586 PR tree-optimization/35494
9587 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9588 may be overriden at link and run time.
9590 2008-03-10 Richard Guenther <rguenther@suse.de>
9592 PR tree-optimization/34677
9593 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9594 (poolify_tree): Likewise.
9595 (modify_expr_template): Likewise.
9596 (poolify_modify_stmt): Likewise.
9597 (insert_fake_stores): Handle all component-ref style stores
9598 in addition to INDIRECT_REF. Also handle complex types.
9599 Do not poolify the inserted load.
9600 (realify_fake_stores): Do not rebuild the tree but only
9601 make it a SSA_NAME copy.
9602 (init_pre): Remove initialzation of modify_expr_template.
9603 Do not allocate modify_expr_node_pool.
9604 (fini_pre): Do not free modify_expr_node_pool.
9606 2008-03-10 Paul Brook <paul@codesourcery.com>
9608 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9611 2008-03-10 Paul Brook <paul@codesourcery.com>
9612 Mark Shinwell <shinwell@codesourcery.com>
9614 * config/arm/cortex-r4.md: New.
9615 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9617 * config/arm/arm.md: Include cortex-r4.md.
9618 (insn): Add smmls, sdiv and udiv values.
9619 (generic_sched): Don't use generic scheduling for Cortex-R4.
9620 (arm_issue_rate): New function.
9621 (TARGET_SCHED_ISSUE_RATE): Define.
9623 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9625 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9627 2008-03-10 Richard Guenther <rguenther@suse.de>
9629 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9630 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9632 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9634 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9635 Set default to true.
9637 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9639 * c.opt (Wsynth): Deprecate.
9640 * doc/invoke.texi (Option Summary, Warning Options): Document
9641 -Wno-format-contains-nul.
9643 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9646 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9647 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9649 2008-03-09 Ira Rosen <irar@il.ibm.com>
9651 * config/rs6000/rs6000.c (builtin_description): Rename vector
9652 left shift operations.
9653 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9654 (altivec_vsl<VI_char>): Rename to ...
9655 (ashl<mode>3): ... new name.
9656 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9658 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9660 2008-03-08 Richard Guenther <rguenther@suse.de>
9662 * coverage.h (tree_coverage_counter_addr): Declare.
9663 * coverage.c (tree_coverage_counter_addr): New function.
9664 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9666 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9667 (tree_gen_one_value_profiler): Likewise.
9668 (tree_gen_ic_profiler): Likewise.
9669 (tree_gen_average_profiler): Likewise.
9670 (tree_gen_ior_profiler): Likewise.
9672 2008-03-08 Richard Guenther <rguenther@suse.de>
9674 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9675 (vn_binary_op_insert): Likewise.
9676 (vn_unary_op_lookup): Likewise.
9677 (vn_unary_op_insert): Likewise.
9678 (vn_nary_op_lookup): Declare.
9679 (vn_nary_op_insert): Likewise.
9680 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9681 and binary hashes, use a single obstack for unary_op_pool
9683 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9684 a single struct vn_nary_op_s. Store tree code length and
9685 a variable number of operands.
9686 (struct vn_reference_op_struct): Remove unused op2.
9687 (vn_reference_op_eq): Do not compare op2.
9688 (vn_reference_op_compute_hash): Do not compute hash of op2.
9689 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9690 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9691 with vn_nary_op_compute_hash.
9692 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9693 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9695 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9697 (visit_unary_op): Call nary functions.
9698 (visit_binary_op): Likewise.
9699 (process_scc): Adjust for struct vn_tables_s changes.
9700 (allocate_vn_table): Likewise.
9701 (free_vn_table): Likewise.
9702 * tree-vn.c (vn_add): Call nary functions.
9703 (vn_lookup): Likewise.
9705 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9708 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9709 wdst back after sync_compare_and_swapqhi_internal.
9711 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/i386-modes.def (V1DI): New vector mode.
9715 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9716 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9717 (MMXMODE248): Ditto.
9718 (MMXMODE): Add V1DI mode.
9719 (mmxvecsize): Change DI mode to V1DI mode.
9720 ("mov<mode>): Use MMXMODEI8 mode iterator.
9721 ("*mov<mode>_internal_rex64"): Ditto.
9722 ("*mov<mode>_internal"): Ditto.
9723 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9724 ("mmx_sub<mode>3"): Ditto.
9725 ("mmx_adddi3"): Remove insn pattern.
9726 ("mmx_subdi3"): Ditto.
9727 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9728 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9729 ("mmx_ashl<mode>3"): Ditto.
9730 ("mmx_lshrdi3"): Remove insn pattern.
9731 ("mmx_ashldi3"): Ditto.
9732 * config/i386/i386.c (classify_argument): Handle V1DImode.
9733 (function_arg_advance_32): Ditto.
9734 (function_arg_32): Ditto.
9735 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9736 mmx_addv1di3 insn pattern.
9737 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9738 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9739 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9740 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9741 Remove definitions of built-in functions.
9742 (V1DI_type_node): New node.
9743 (v1di_ftype_v1di_int): Ditto.
9744 (v1di_ftype_v1di_v1di): Ditto.
9745 (v2si_ftype_v2si_si): Ditto.
9746 (v4hi_ftype_v4hi_di): Remove node.
9747 (v2si_ftype_v2si_di): Ditto.
9748 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9749 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9750 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9751 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9752 Add new builtins using def_builtin_const.
9753 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9754 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9755 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9756 * config/i386/mmintrin.h (__v1di): New typedef.
9757 (_mm_add_si64): Cast arguments to __v1di type.
9758 (_mm_sub_si64): Ditto.
9759 (_mm_sll_pi16): Cast __count to __v4hi type.
9760 (_mm_sll_pi32): Cast __count to __v2si type.
9761 (_mm_sll_si64): Cast arguments to __v1di type.
9762 (_mm_srl_pi16): Cast __count to __v4hi type.
9763 (_mm_srl_pi32): Cast __count to __v2si type.
9764 (_mm_srl_si64): Cast arguments to __v1di type.
9765 (_mm_sra_pi16): Cast __count to __v4hi type.
9766 (_mm_sra_pi32): Cast __count to __v2si type.
9767 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9768 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9769 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9770 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9771 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9772 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9773 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9774 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9775 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9776 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9777 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9778 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9780 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9782 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9784 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9787 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9788 reg+const addressing for Altivec modes. Don't generate reg+reg
9789 addressing for TFmode or TDmode quantities.
9791 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9793 * c-common.c (vector_types_convertible_p): Call langhook
9794 instead of comptypes.
9796 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9799 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9800 integral and scalar float variables which have a
9803 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9805 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9806 dwarf_register_span hook when emitting unwind information for
9807 register-to-memory saves.
9808 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9809 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9811 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9813 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9814 for the same VAR_DECL.
9816 2008-03-06 Tom Tromey <tromey@redhat.com>
9819 * doc/standards.texi (Standards): Don't mention treelang.
9820 * doc/invoke.texi (Overall Options): Don't mention treelang.
9821 * doc/install.texi (Prerequisites): Don't mention bison or
9823 (Configuration): Don't mention treelang.
9824 (Building): Likewise.
9825 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9827 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9829 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9830 word-extractions out of a multi-word object.
9832 2008-03-06 Richard Guenther <rguenther@suse.de>
9834 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9835 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9836 result type and precision.
9837 * expr.c (get_inner_reference): Set unsignedp based on the result
9838 type of BIT_FIELD_REF.
9839 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9840 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9841 (try_instantiate_multiple_fields): Likewise. Use the correct type
9843 (sra_build_assignment): Likewise.
9844 (sra_build_elt_assignment): Likewise.
9845 (sra_explode_bitfield_assignment): Likewise.
9846 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9847 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9848 set BIT_FIELD_REF_UNSIGNED.
9849 (vectorizable_load): Likewise.
9851 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9853 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9856 2008-03-06 Richard Guenther <rguenther@suse.de>
9858 * alias.c (struct alias_set_entry): Move has_zero_child field
9859 to pack with alias_set.
9861 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9863 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9866 2008-03-05 Ian Lance Taylor <iant@google.com>
9868 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9870 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9872 * fwprop.c (update_df): Support width and offset parameters of
9874 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9875 global_conflicts): Change DF_REF_EXTRACT to either
9876 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9877 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9878 * df-scan.c (df_ref_record, df_defs_record,
9879 df_ref_create_structure, df_def_record_1, df_uses_record,
9880 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9881 df_bb_refs_collect, df_entry_block_defs_collect,
9882 df_exit_block_uses_collect): Support new width and offset fields.
9883 (ref_extract_pool): New storage pool.
9884 (df_free_ref): New function.
9885 (df_reg_chain_unlink, df_free_collection_rec,
9886 df_sort_and_compress_refs): Call df_free_ref.
9887 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9889 (df_ref_create_structure): Allocate df_ref_extract if offset and
9890 width fields are used.
9891 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9892 (df_uses_record): Get offset and width from ZERO_EXTRACT
9894 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9895 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9896 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9897 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9898 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9899 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9900 (df_ref_extract): New structure.
9901 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9902 (df_ref_create): Add width and offset parameters.
9904 2008-03-05 Richard Guenther <rguenther@suse.de>
9906 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9907 Use ranges_overlap_p.
9908 (offset_overlaps_with_access): Rename
9909 to ranges_overlap_p and move ...
9910 * tree-flow-inline.h (ranges_overlap_p): ... here.
9912 * tree.h (get_inner_reference, handled_component_p): Update
9915 * tree.h (record_component_aliases, get_alias_set,
9916 alias_sets_conflict_p, alias_sets_must_conflict_p,
9917 objects_must_conflict_p): Move declarations ...
9918 * alias.h (record_component_aliases, get_alias_set,
9919 alias_sets_conflict_p, alias_sets_must_conflict_p,
9920 objects_must_conflict_p): ... here.
9921 Include coretypes.h.
9922 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9924 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9926 * cfg.c: Include tree-flow.h.
9927 (remove_edge_raw): Call redirect_edge_var_map_clear.
9928 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9929 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9930 (redirect_edge_var_map_result): New.
9931 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9932 PENDING_STMT use with redirect_edge_var_map_*.
9933 * tree-ssa.c (edge_var_maps): New definition.
9934 (redirect_edge_var_map_add): New.
9935 (redirect_edge_var_map_clear): New.
9936 (redirect_edge_var_map_dup): New.
9937 (redirect_edge_var_map_vector): New.
9938 (redirect_edge_var_map_destroy): New.
9939 (ssa_redirect_edge): Replace PENDING_STMT use with
9940 redirect_edge_var_map_*.
9941 (flush_pending_stmts): Same.
9942 (delete_tree_ssa): Destroy edge var map.
9943 * tree-flow.h (struct _edge_var_map): New.
9944 Define edge_var_map vector type.
9945 Declare redirect_edge_var_map_* prototypes.
9946 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9947 * tree-cfg.c (reinstall_phi_args): Replace
9948 PENDING_STMT use with redirect_edge_var_map_*.
9950 2008-03-05 Richard Guenther <rguenther@suse.de>
9952 PR tree-optimization/35472
9953 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9954 whose single use_stmt has a overlapping set of loaded and
9955 stored symbols as that use_stmt might be a noop assignment then.
9957 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9959 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9961 2008-03-05 Richard Guenther <rguenther@suse.de>
9964 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9965 should be constants.
9966 * tree-cfg.c (verify_expr): Verify it.
9967 * fold-const.c (fold_truthop): Remove code generating
9968 BIT_FIELD_REFs of structure bases.
9969 (fold_binary): Likewise.
9970 (fold_ternary): Position and size of BIT_FIELD_REFs are
9971 always host integers.
9972 (make_bit_field_ref): Remove.
9973 (optimize_bit_field_compare): Remove.
9974 (all_ones_mask_p): Remove.
9976 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9979 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9980 (split_block_and_df_analyze): New. Split basic block and rebuild
9982 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9984 (split_pattern_seq): Likewise.
9985 (erase_matching_seqs): Likewise.
9986 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9988 2008-03-04 Geoff Keating <geoffk@apple.com>
9990 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9991 declaration and code.
9992 (tree_invalid_nonnegative_warnv_p): Likewise.
9994 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9996 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9997 examples. Truncate option-names then causing overfull hbox.
9999 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10002 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10004 * configure: Rebuilt.
10006 2008-03-04 Rafael Espindola <espindola@google.com>
10008 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10009 (tree_unary_nonnegative_warnv_p): New.
10010 (tree_binary_nonnegative_warnv_p): New.
10011 (tree_single_nonnegative_warnv_p): New.
10012 (tree_invalid_nonnegative_warnv_p): New.
10013 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10015 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10018 * opts.c (handle_option): Postpone 'unknown option' errors only for
10021 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10024 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10027 2008-03-04 Rafael Espindola <espindola@google.com>
10029 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10030 (tree_binary_nonzero_warnv_p): New.
10031 (tree_single_nonzero_warnv_p): New.
10032 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10034 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10036 PR middle-end/35456
10037 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10038 transformations for modes that have signed zeros.
10039 * ifcvt.c (noce_try_abs): Ditto.
10041 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10043 * config/i386/i386.c (override_options): Force
10044 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10046 2008-03-04 Jan Hubicka <jh@suse.cz>
10049 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10052 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10054 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10055 label to probe the stack.
10057 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10059 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10060 (__gthr_win32_mutex_destroy): Declare.
10061 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10062 __gthr_win32_mutex_destroy.
10063 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10065 2008-03-03 Jan Hubicka <jh@suse.cz>
10068 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10069 aggressive on inlining cold calls.
10071 2008-03-03 Richard Guenther <rguenther@suse.de>
10073 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10074 struct copies into the expression table.
10075 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10076 (try_to_simplify): Likewise.
10077 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10078 integral and pointer arguments which do not change the
10079 precision to NOP_EXPRs.
10080 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10081 VIEW_CONVERT_EXPR case.
10083 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10085 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10086 defined in a loop at depth 0 is invariant.
10087 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10088 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10089 be called at loop depth 0.
10091 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10094 * gcc.c (process_command): Update copyright notice dates.
10095 * gcov.c (print_version): Likewise.
10096 * gcov-dump.c (print_version): Likewise.
10097 * mips-tfile.c (main): Likewise.
10098 * mips-tdump.c (main): Likewise.
10100 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10103 * c-common.c (flag_permissive): Delete.
10104 (constant_expression_warnings): Check flags first.
10105 (constant_expression_error): New.
10106 * c-common.h (flag_permissive): Delete.
10107 (constant_expression_error): Declare.
10108 * flags.h (flag_permissive): Declare. Update description.
10109 * diagnostic.c (pedwarn): Update.
10111 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10112 (permissive_error_kind): New.
10113 * toplev.c (flag_permissive): Define. Update description.
10114 * toplev.h (permissive_error_kind): Declare.
10115 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10116 (pedwarn_c90): Use pedantic_warning_kind.
10117 * c-opts.c (c_common_post_options): flag_permissive does not affect
10118 flag_pedantic_errors.
10120 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10122 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10123 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10124 __absvsi2, __absvDI2): Use unsigned arithmetic.
10126 2008-03-02 Andi Kleen <ak@suse.de>
10127 Richard Guenther <rguenther@suse.de>
10129 * struct-equiv.c: Remove file.
10130 * cfg_cleanup.c (condjump_equiv_p): Remove.
10131 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10132 (struct-equiv.o): Remove rule.
10133 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10134 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10135 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10137 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10139 * ifcvt.c (noce_process_if_block): Try to handle only the then
10140 block if the else block exists but isn't suitable.
10142 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10145 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10146 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10147 regression from previous patch.
10149 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10152 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10154 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10155 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10156 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10157 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10158 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10159 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10160 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10161 (__gthread_mutex_destroy_function): Rename to
10162 __gthread_mutex_destroy.
10163 * gthr-dce.h (__gthread_mutex_destroy): Call
10164 pthread_mutex_destroy.
10165 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10166 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10167 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10169 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10171 * df-scan.c (df_ref_chain_change_bb): Simplify.
10172 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10173 set_block_for_insn if there's any change.
10174 * df.h ((df_insn_change_bb): Fix prototype.
10175 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10176 df_insn_change_bb, don't call set_block_for_insn.
10177 * emit-rtl.c (reorder_insns): Likewise.
10178 * haifa-sched.c (move_insn): Likewise.
10180 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10182 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10184 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10186 * tree-flow-inline.h (next_readonly_imm_use): Return
10187 NULL_USE_OPERAND_P after the end.
10189 2008-03-01 Richard Guenther <rguenther@suse.de>
10191 PR tree-optimization/35411
10192 * tree-sra.c (sra_build_assignment): Split conversion to
10193 final type to a separate statement if we are not assigning
10196 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10198 * fold-const.c (fold_convertible_p): Correct the logic to follow
10199 that in fold_convert().
10201 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10204 * tree-inline.c (build_duplicate_type): When we make a
10205 duplicate type, make it unique in the canonical types system.
10207 2008-02-29 Tom Tromey <tromey@redhat.com>
10209 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10210 input_file_stack_history, input_file_stack_restored): Remove.
10211 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10212 * input.h (struct file_stack): Remove.
10213 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10214 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10216 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10218 (diagnostic_last_module_changed): Add 'map' argument.
10219 (diagnostic_set_last_function): Likewise.
10220 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10221 line map, not input_file_stack.
10222 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10224 2008-02-29 Paul Brook <paul@codesourcery.com>
10226 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10228 2008-02-29 Paul Brook <paul@codesourcery.com>
10230 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10232 2008-02-29 Richard Guenther <rguenther@suse.de>
10234 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10236 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10237 value for comparing for a store match.
10238 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10239 (try_to_simplify): Do not do a full-blown reference lookup.
10241 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10243 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10244 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10246 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10248 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10250 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10251 strides against cache sizes.
10253 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10255 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10258 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10260 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10261 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10262 is smaller than the original promoted value.
10263 (simplify_subreg): If OP is a SUBREG, try to preserve its
10264 SUBREG_PROMOTED_VAR_P information.
10266 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10268 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10269 (VN_INFO_GET): Allocate new objects on the obstack.
10270 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10271 for rpo_numbers_temp, for consistency.
10272 (free_scc_vn): Free the obstack.
10274 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10276 * doc/invoke.texi: Document -ftree-loop-distribution.
10277 * tree-loop-distribution.c: New.
10278 * tree-pass.h (pass_loop_distribution): New.
10279 * graphds.h (struct graph): Add htab_t indices.
10280 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10281 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10282 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10283 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10284 * tree-data-ref.c (debug_data_dependence_relations): New.
10285 (dump_data_dependence_relation): Also print data references.
10286 (free_data_ref): Extern.
10287 (same_access_functions): Moved...
10288 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10289 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10290 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10291 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10292 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10293 (stmts_from_loop): Skip LABEL_EXPR.
10294 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10296 (build_rdg): Initialize rdg->indices htab.
10297 (free_rdg, stores_from_loop, ref_base_address,
10298 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10299 have_similar_memory_accesses_1, ref_base_address_1,
10300 remove_similar_memory_refs): New.
10301 * tree-data-ref.h: Depend on tree-chrec.h.
10302 (debug_data_dependence_relations, free_data_ref): Declared.
10303 (same_access_functions): ... here.
10304 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10306 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10307 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10308 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10309 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10310 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10311 rdg_vertex_for_stmt): Declared.
10312 (struct rdg_edge): Add level.
10314 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10315 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10317 (rdg_has_similar_memory_accesses): New.
10318 * tree-vect-analyze.c: Remove unused static decls.
10319 * lambda.h (dependence_level): New.
10320 * common.opt (ftree-loop-distribution): New.
10321 * tree-flow.h (mark_virtual_ops_in_bb,
10322 slpeel_tree_duplicate_loop_to_edge_cfg,
10323 rename_variables_in_loop): Declared.
10324 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10325 (OBJS-common): Add tree-loop-distribution.o.
10326 (tree-loop-distribution.o): New rule.
10327 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10328 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10329 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10331 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10334 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10335 other than structures and unions.
10337 2008-02-28 Richard Guenther <rguenther@suse.de>
10340 2008-02-26 Richard Guenther <rguenther@suse.de>
10342 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10343 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10344 (lookup_decl_from_uid): Declare.
10345 (remove_decl_from_map): Likewise.
10346 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10347 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10348 (decl_for_uid_map): New global hashtable mapping DECL_UID
10350 (init_ttree): Allocate it.
10351 (insert_decl_to_uid_decl_map): New helper function.
10352 (make_node_stat): Insert new decls into the map.
10353 (copy_node_stat): Likewise.
10354 (lookup_decl_from_uid): New function.
10355 (remove_decl_from_map): Likewise.
10356 (print_decl_for_uid_map_statistics): New helper.
10357 (dump_tree_statistics): Call it.
10359 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10360 (referenced_var_iterator): Adjust.
10361 (FOR_EACH_REFERENCED_VAR): Adjust.
10362 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10363 (num_referenced_vars): Adjust.
10364 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10365 (first_referenced_var): Remove.
10366 (end_referenced_vars_p): Likewise.
10367 (next_referenced_var): Likewise.
10368 (referenced_var_iterator_set): New helper function.
10369 * tree-dfa.c (referenced_var_lookup): Adjust.
10370 (referenced_var_check_and_insert): Likewise.
10371 (remove_referenced_var): Likewise.
10372 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10374 (verify_call_clobbering): Likewise.
10375 (verify_memory_partitions): Likewise.
10376 (init_tree_ssa): Allocate bitmap instead of hashtable for
10378 (delete_tree_ssa): Adjust.
10379 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10381 (compute_tag_properties): Likewise.
10382 (set_initial_properties): Likewise.
10383 (find_partition_for): Likewise.
10384 (update_reference_counts): Likewise.
10385 (dump_may_aliases_for): Likewise.
10386 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10387 (add_call_clobber_ops): Likewise.
10388 (add_call_read_ops): Likewise.
10389 (get_asm_expr_operands): Likewise.
10390 * tree-into-ssa.c (dump_decl_set): Likewise.
10391 (update_ssa): Likewise.
10392 * tree-sra.c (scan_function): Likewise.
10393 (decide_instantiations): Likewise.
10394 (scalarize_parms): Likewise.
10395 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10396 (dsa_named_for): Likewise.
10397 * tree-ssa-structalias.c (update_alias_info): Likewise.
10398 (merge_smts_into): Likewise.
10400 2008-02-27 David Daney <ddaney@avtrex.com>
10403 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10404 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10405 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10406 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10407 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10409 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10412 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10413 (BUILT_IN_NEXTTOWARD): Remove.
10414 (BUILT_IN_NEXTTOWARDF): Ditto.
10415 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10416 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10418 2008-02-27 Tom Tromey <tromey@redhat.com>
10420 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10421 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10423 2008-02-27 Jan Beulich <jbeulich@novell.com>
10425 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10426 update the respective field on newdecl.
10428 2008-02-27 Revital Eres <eres@il.ibm.com>
10430 PR rtl-optimization/34999
10431 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10432 crossing edges that ends with a call insn.
10433 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10434 call insn and clear the EDGE_CROSSING flag of the crossing edge
10435 when fixing fallthru edges.
10437 2008-02-27 Richard Guenther <rguenther@suse.de>
10439 PR middle-end/35390
10440 * fold-const.c (fold_unary): Return the correct argument,
10441 converted to the result type.
10443 2008-02-27 Richard Guenther <rguenther@suse.de>
10445 PR middle-end/34971
10446 * expr.c (expand_expr_real_1): Assert on rotates that operate
10448 * fold-const.c (fold_binary): Use the types precision, not the
10449 bitsize of the mode if folding rotate expressions. Build rotates
10450 only for full modes.
10452 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10454 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10455 and CPP_PRAGMA_EOL.
10456 * c-pragma.c (pragma_ns_name): New typedef.
10457 (registered_pp_pragmas): New variable.
10458 (c_pp_lookup_pragma): New function.
10459 (c_register_pragma_1): If flag_preprocess_only, do nothing
10460 for non-expanded pragmas, for expanded ones push pragma's
10461 namespace and name into registered_pp_pragmas vector.
10462 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10463 flag_preprocess_only, don't register GCC pch_preprocess
10464 pragma if flag_preprocess_only.
10465 * c-opts.c (c_common_init): Call init_pragma even if
10466 flag_preprocess_only.
10467 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10468 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10469 cpp_register_pragma if flag_preprocess_only.
10471 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10474 * c-parser.c (c_parser_translation_unit): Warn for empty
10475 translation unit, not empty source file.
10477 2008-02-26 Paul Brook <paul@codesourcery.com>
10479 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10480 operand for Thumb-2.
10481 * config/arm/arm.h (reg_class): Add CORE_REGS.
10482 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10483 (BASE_REG_CLASS): Use CORE_REGS.
10484 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10485 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10486 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10487 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10488 ARM_REGNO_OK_FOR_INDEX_P.
10489 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10490 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10491 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10492 (ldm/stm peepholes): Ditto.
10493 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10494 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10495 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10496 * config/arm/constraints.md: Enable "k" constraint on ARM.
10498 2008-02-27 Ben Elliston <bje@au.ibm.com>
10500 * config/rs6000/rs6000.c: Annotate cache line size field in all
10501 instances of struct processor_costs.
10503 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10505 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10506 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10507 jump_bypass): New counters.
10508 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10509 * dce.c (gate_ud_dce): Same.
10510 (gate_fast_dce): Same.
10511 * dse.c (gate_dse1): New function.
10512 (gate_dse2): New function.
10513 (gate_dse): Merge results of new gate functions.
10514 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10515 (gate_handle_jump_bypass): Add dbg_cnt.
10516 (gate_handle_gcse): Add dbg_cnt.
10517 * ifcvt.c (gate_handle_if_conversion): Same.
10518 (gate_handle_if_after_combine): Same.
10519 (gate_handle_if_after_reload): Same.
10520 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10522 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10524 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10526 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10528 2008-02-26 Jason Merrill <jason@redhat.com>
10531 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10532 alone if it's the naming decl for the type's main variant.
10534 2008-02-26 Tom Tromey <tromey@redhat.com>
10536 * system.h (USE_MAPPED_LOCATION): Poison.
10537 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10538 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10539 (make_goto_expr_edges): Likewise.
10540 (remove_bb): Likewise.
10541 (execute_warn_function_return): Likewise.
10542 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10544 * c-common.c (fname_decl): Remove old location code.
10545 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10547 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10549 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10550 (gen_rtx_ASM_INPUT): Likewise.
10551 (gen_rtx_ASM_INPUT_loc): Likewise.
10552 (get_rtx_asm_OPERANDS): Remove.
10553 * cfglayout.c (insn_locators_alloc): Remove old location code.
10554 (set_curr_insn_source_location): Likewise.
10555 (curr_insn_locator): Likewise.
10556 * print-tree.c (print_node): Remove old location code.
10557 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10558 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10559 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10560 location_from_locus.
10561 (construct_exit_block): Remove old location code.
10562 * emit-rtl.c (force_next_line_note): Remove old location code.
10563 * profile.c (branch_prob): Remove old location code.
10564 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10565 LOC_LINE): Remove old-location variants.
10566 * langhooks.c (lhd_print_error_function): Remove old location
10568 * configure, config.in: Rebuilt.
10569 * configure.ac (--enable-mapped-location): Remove.
10570 * c-decl.c (c_init_decl_processing): Remove old location code.
10571 (finish_function): Likewise.
10572 * recog.c (decode_asm_operands): Remove old location code.
10573 * c-pch.c (c_common_read_pch): Remove old location code.
10574 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10576 * gimple-low.c (lower_function_body): Remove old location code.
10577 * toplev.c (unknown_location): Remove.
10578 (push_srcloc): Remove old-location variant.
10579 (process_options): Remove old location code.
10580 (lang_dependent_init): Likewise.
10581 * input.h (UNKNOWN_LOCATION): Move definition.
10582 (location_t): Undeprecate.
10583 (source_locus): Remove.
10584 (location_from_locus): Remove.
10585 (struct location_s): Remove.
10586 Remove all old-location code.
10587 (input_line, input_filename): Remove.
10588 * final.c (final_scan_insn): Remove old location code.
10589 * diagnostic.c (diagnostic_build_prefix): Remove
10590 USE_MAPPED_LOCATION test.
10591 * tree.h (gimple_stmt) <locus>: Now a location_t.
10592 (tree_exp) <locus>: Likewise.
10593 (DECL_IS_BUILTIN): Remove old-location variant.
10594 (annotate_with_file_line, annotate_with_locus): Likewise.
10595 (expr_locus, set_expr_locus): Update.
10596 * tree.c (build1_stat): Remove old location code.
10597 (last_annotated_node): Remove.
10598 (annotate_with_file_line): Remove old-location variant.
10599 (annotate_with_locus): Likewise.
10600 (expr_location): Remove old location code.
10601 (set_expr_location): Likewise.
10602 (expr_has_location): Likewise.
10603 (expr_locus): Likewise.
10604 (set_expr_locus): Likewise.
10605 (expr_filename): Don't use location_from_locus.
10606 (expr_lineno): Likewise.
10607 * rtl-error.c (location_for_asm): Remove old location code.
10608 * c-lex.c (cb_line_change): Remove old location code.
10609 (fe_file_change): Likewise.
10610 (cb_def_pragma): Likewise.
10611 (c_lex_with_flags): Likewise.
10612 * gengtype.c (do_typedef): Don't special-case location types.
10613 (define_location_structures): Remove.
10614 (main): Don't call define_location_structures.
10615 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10618 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10621 * builtins.def (BUILT_IN_STDARG_START): Remove.
10622 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10623 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10624 * tree-inline.c (inline_forbidden_p_1): Likewise.
10626 2008-02-26 Richard Guenther <rguenther@suse.de>
10628 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10629 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10630 (lookup_decl_from_uid): Declare.
10631 (remove_decl_from_map): Likewise.
10632 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10633 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10634 (decl_for_uid_map): New global hashtable mapping DECL_UID
10636 (init_ttree): Allocate it.
10637 (insert_decl_to_uid_decl_map): New helper function.
10638 (make_node_stat): Insert new decls into the map.
10639 (copy_node_stat): Likewise.
10640 (lookup_decl_from_uid): New function.
10641 (remove_decl_from_map): Likewise.
10642 (print_decl_for_uid_map_statistics): New helper.
10643 (dump_tree_statistics): Call it.
10645 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10646 (referenced_var_iterator): Adjust.
10647 (FOR_EACH_REFERENCED_VAR): Adjust.
10648 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10649 (num_referenced_vars): Adjust.
10650 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10651 (first_referenced_var): Remove.
10652 (end_referenced_vars_p): Likewise.
10653 (next_referenced_var): Likewise.
10654 (referenced_var_iterator_set): New helper function.
10655 * tree-dfa.c (referenced_var_lookup): Adjust.
10656 (referenced_var_check_and_insert): Likewise.
10657 (remove_referenced_var): Likewise.
10658 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10659 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10660 (verify_call_clobbering): Likewise.
10661 (verify_memory_partitions): Likewise.
10662 (init_tree_ssa): Allocate bitmap instead of hashtable for
10664 (delete_tree_ssa): Adjust.
10665 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10666 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10667 (compute_tag_properties): Likewise.
10668 (set_initial_properties): Likewise.
10669 (find_partition_for): Likewise.
10670 (update_reference_counts): Likewise.
10671 (dump_may_aliases_for): Likewise.
10672 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10673 (add_call_clobber_ops): Likewise.
10674 (add_call_read_ops): Likewise.
10675 (get_asm_expr_operands): Likewise.
10676 * tree-into-ssa.c (dump_decl_set): Likewise.
10677 (update_ssa): Likewise.
10678 * tree-sra.c (scan_function): Likewise.
10679 (decide_instantiations): Likewise.
10680 (scalarize_parms): Likewise.
10681 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10682 (dsa_named_for): Likewise.
10683 * tree-ssa-structalias.c (update_alias_info): Likewise.
10684 (merge_smts_into): Likewise.
10686 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10689 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10690 * c-opts.c (c_common_handle_option): Wall enables
10691 Wvolatile-register-var.
10692 * common.opt: Move Wvolatile-register-var to...
10695 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10697 * common.opt (Wlarger-than=): New.
10698 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10700 * opts.c (common_handle_option): Handle -Wlarger-than=.
10701 * optc-gen.awk: Likewise.
10702 * opth-gen.awk: Likewise.
10703 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10704 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10706 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10708 * c-common.c (match_case_to_enum_1): Add appropriate
10709 OPT_W* parameter to warning.
10710 (c_do_switch_warnings): Likewise.
10711 * c-typeck.c (warning_init): Add one more parameter following
10712 'warning' function.
10713 (push_init_level): Update call to warning_init.
10714 (pop_init_level): Likewise.
10715 (add_pending_init): Likewise.
10716 (output_init_element: Likewise.
10718 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10721 * toplev.c (toplev_main): If there are warnings or error, print
10722 errors for ignored options.
10723 * opts.c (ignored_options): New static variable.
10724 (postpone_unknown_option_error): New.
10725 (print_ignored_options): New.
10726 (handle_option): Postpone errors for unknown -Wno-* options.
10727 * opts.h (print_ignored_options): Declare.
10729 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10731 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10734 2008-02-25 Richard Guenther <rguenther@suse.de>
10737 2008-02-25 Richard Guenther <rguenther@suse.de>
10739 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10740 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10741 (lookup_decl_from_uid): Declare.
10742 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10743 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10744 (decl_for_uid_map): New global hashtable mapping DECL_UID
10746 (init_ttree): Allocate it.
10747 (insert_decl_to_uid_decl_map): New helper function.
10748 (make_node_stat): Insert new decls into the map.
10749 (copy_node_stat): Likewise.
10750 (lookup_decl_from_uid): New function.
10751 (print_decl_for_uid_map_statistics): New helper.
10752 (dump_tree_statistics): Call it.
10754 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10755 (referenced_var_iterator): Adjust.
10756 (FOR_EACH_REFERENCED_VAR): Adjust.
10757 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10758 (num_referenced_vars): Adjust.
10759 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10760 (first_referenced_var): Remove.
10761 (end_referenced_vars_p): Likewise.
10762 (next_referenced_var): Likewise.
10763 (referenced_var_iterator_set): New helper function.
10764 * tree-dfa.c (referenced_var_lookup): Adjust.
10765 (referenced_var_check_and_insert): Likewise.
10766 (remove_referenced_var): Likewise.
10767 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10768 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10769 (verify_call_clobbering): Likewise.
10770 (verify_memory_partitions): Likewise.
10771 (init_tree_ssa): Allocate bitmap instead of hashtable for
10773 (delete_tree_ssa): Adjust.
10774 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10775 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10776 (compute_tag_properties): Likewise.
10777 (set_initial_properties): Likewise.
10778 (find_partition_for): Likewise.
10779 (update_reference_counts): Likewise.
10780 (dump_may_aliases_for): Likewise.
10781 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10782 (add_call_clobber_ops): Likewise.
10783 (add_call_read_ops): Likewise.
10784 (get_asm_expr_operands): Likewise.
10785 * tree-into-ssa.c (dump_decl_set): Likewise.
10786 (update_ssa): Likewise.
10787 * tree-sra.c (scan_function): Likewise.
10788 (decide_instantiations): Likewise.
10789 (scalarize_parms): Likewise.
10790 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10791 (dsa_named_for): Likewise.
10792 * tree-ssa-structalias.c (update_alias_info): Likewise.
10793 (merge_smts_into): Likewise.
10795 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10798 * doc/invoke.texi (-fcx-limited-range): Document new option.
10799 * toplev.c (process_options): Handle -fcx-fortran-rules.
10800 * common.opt: Add documentation for -fcx-fortran-rules.
10802 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10805 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10806 actual behaviour and C99.
10808 2008-02-26 Ben Elliston <bje@au.ibm.com>
10810 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10811 (ASM_CPU_POWER6_SPEC): Likewise.
10812 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10813 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10814 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10816 2008-02-25 Richard Guenther <rguenther@suse.de>
10818 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10819 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10820 (lookup_decl_from_uid): Declare.
10821 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10822 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10823 (decl_for_uid_map): New global hashtable mapping DECL_UID
10825 (init_ttree): Allocate it.
10826 (insert_decl_to_uid_decl_map): New helper function.
10827 (make_node_stat): Insert new decls into the map.
10828 (copy_node_stat): Likewise.
10829 (lookup_decl_from_uid): New function.
10830 (print_decl_for_uid_map_statistics): New helper.
10831 (dump_tree_statistics): Call it.
10833 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10834 (referenced_var_iterator): Adjust.
10835 (FOR_EACH_REFERENCED_VAR): Adjust.
10836 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10837 (num_referenced_vars): Adjust.
10838 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10839 (first_referenced_var): Remove.
10840 (end_referenced_vars_p): Likewise.
10841 (next_referenced_var): Likewise.
10842 (referenced_var_iterator_set): New helper function.
10843 * tree-dfa.c (referenced_var_lookup): Adjust.
10844 (referenced_var_check_and_insert): Likewise.
10845 (remove_referenced_var): Likewise.
10846 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10847 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10848 (verify_call_clobbering): Likewise.
10849 (verify_memory_partitions): Likewise.
10850 (init_tree_ssa): Allocate bitmap instead of hashtable for
10852 (delete_tree_ssa): Adjust.
10853 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10854 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10855 (compute_tag_properties): Likewise.
10856 (set_initial_properties): Likewise.
10857 (find_partition_for): Likewise.
10858 (update_reference_counts): Likewise.
10859 (dump_may_aliases_for): Likewise.
10860 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10861 (add_call_clobber_ops): Likewise.
10862 (add_call_read_ops): Likewise.
10863 (get_asm_expr_operands): Likewise.
10864 * tree-into-ssa.c (dump_decl_set): Likewise.
10865 (update_ssa): Likewise.
10866 * tree-sra.c (scan_function): Likewise.
10867 (decide_instantiations): Likewise.
10868 (scalarize_parms): Likewise.
10869 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10870 (dsa_named_for): Likewise.
10871 * tree-ssa-structalias.c (update_alias_info): Likewise.
10872 (merge_smts_into): Likewise.
10874 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10877 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10878 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10879 * alias.h (nonoverlapping_memrefs_p): Likewise.
10881 2008-02-25 Jan Beulich <jbeulich@novell.com>
10883 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10884 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10885 __emultls_get_address, __emultls_register_common,
10886 __floatundi?f, and _Unwind_GetIPInfo.
10887 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10888 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10889 (gen_regparm_prefix): Likewise.
10890 (i386_nlm_encode_section_info): Sync with
10891 config/i386/winnt.c:i386_pe_encode_section_info().
10892 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10893 i386_nlm_mangle_decl_assembler_name): New.
10894 (netware_override_options): New.
10895 * config/i386/netware.h (netware_override_options): Declare.
10896 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10897 (i386_nlm_mangle_decl_assembler_name): Declare.
10898 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10900 2008-02-25 Ben Elliston <bje@au.ibm.com>
10903 * c-decl.c (grokdeclarator): Remove unused local variables
10904 `typedef_type' and `type_as_written'.
10906 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10907 unused local variable `has_hot_blocks'.
10908 (fix_crossing_conditional_branches): Remove unused local variable
10911 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10913 PR middle-end/19984
10914 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10915 using DEF_C99_BUILTIN.
10916 (BUILT_IN_NANF): Ditto.
10917 (BUILT_IN_NANL): Ditto.
10919 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10920 Revital Eres <eres@il.ibm.com>
10922 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10923 regarding the order of two dependent insns in the same row.
10925 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10927 * stor-layout.c (layout_decl): Do not bump the alignment of a
10928 bit-field to more than byte alignment if it is packed.
10930 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10932 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10935 2008-02-24 Diego Novillo <dnovillo@google.com>
10937 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10940 * tree-vrp.c (vrp_evaluate_conditional): With
10941 -Wtype-limits, emit a warning when comparing against a
10942 constant outside the natural range of OP0's type.
10943 * c.opt (Wtype-limits): Move ...
10944 * common.opt (Wtype-limits): ... here.
10946 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10948 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10949 * config/rs6000/e300c2c3.md: New file.
10950 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10952 (rs6000_override_options): Add e300c2 and e300c3 cases to
10953 processor_target_table. Do not allow usage of Altivec or Spe
10954 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10955 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10956 * config/rs6000/rs6000.h (processor_type): Add
10957 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10958 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10959 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10960 and ppce300c3. Include e300c2c3.md.
10962 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10964 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10965 instead of TARGET_STRICT_ALIGN.
10967 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10969 * explow.c (memory_address): Assert that the generated address is
10972 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10975 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10976 * config/darwin-ppc-ldouble-patch.def: New file.
10977 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10978 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10979 SUBTARGET_INIT_BUILTINS if defined.
10980 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10983 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10986 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10987 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10989 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10992 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10993 file" warning condtional on -Winvalid-PCH.
10995 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10997 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10999 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11003 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11004 prevent reload from using MMX registers.
11005 (*mov<mode>_internal): Ditto.
11006 (*movv2sf_internal_rex64): Ditto.
11007 (*movv2sf_internal): Ditto.
11009 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11011 PR documentation/31569
11012 * doc/install.texi2html: Use makeinfo --no-number-sections.
11014 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11016 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11017 ensure that we can address an entire entity > 8 bytes. Don't
11018 generate reg+reg addressing for such data.
11020 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11022 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11023 strings when optimizing for size, unless the target cares about
11026 2008-02-22 Tom Tromey <tromey@redhat.com>
11028 * regclass.c (current_pass): Remove declaration.
11030 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11032 * config/avr/libgcc.S (__RAMPZ__): Define.
11033 (__do_copy_data): Add for devices with 128KB code memory.
11035 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11037 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11039 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11041 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11043 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11046 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11049 * c-typeck.c (build_binary_op): Warn about floating point
11050 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11052 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11055 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11056 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11058 (rs6000_override_options): Set altivec_abi as default, not override,
11059 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11060 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11061 is used; use new member spe_abi.
11062 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11063 spe_abi and altivec_abi.
11065 2008-02-22 Tomas Bily <tbily@suse.cz>
11067 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11069 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11072 * config.build (build_file_translate): Set to `CMD //c' only if
11074 * Makefile.in (build_file_translate): Improve comment.
11076 2008-02-21 Jan Hubicka <jh@suse.cz>
11078 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11079 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11080 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11082 2008-02-21 Michael Matz <matz@suse.de>
11085 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11087 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11090 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11091 as insn constraint.
11092 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11093 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11094 SSE_VEC_FLOAT_MODE_P as insn constraint.
11095 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11096 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11097 sse4a_movntdf using MODEF mode iterator.
11098 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11099 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11100 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11101 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11102 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11103 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11104 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11106 2008-02-21 Richard Guenther <rguenther@suse.de>
11108 * tree.def (PAREN_EXPR): New tree code.
11109 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11111 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11112 * expr.c (expand_expr_real_1): Likewise.
11113 * tree-inline.c (estimate_num_insns_1): Likewise.
11114 * tree-complex.c (expand_complex_move): Likewise.
11115 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11118 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11121 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11123 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11126 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11128 * config/sh/sh.c (find_barrier): Don't go past
11129 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11131 2008-02-20 DJ Delorie <dj@redhat.com>
11133 * config/h8300/h8300.md (insv): Force source operand to be a register.
11135 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11136 as a jump, not as a plain insn.
11138 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11140 * doc/invoke.texi (Warning Options): Add new option
11141 -Wframe-larger-than=.
11142 (-Wframe-larger-than): Document.
11144 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11145 Add declarations for new option variables.
11147 * final.c (final_start_function): Check the frame size
11148 before emission and issue a Wframe-larger-than warning.
11150 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11151 Add definitions for new option variables.
11152 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11154 * common.opt (Wframe-larger-than=): New option.
11156 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11158 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11159 (<sse>_div<mode>3): Ditto.
11160 (<sse>_vmdiv<mode>3): Ditto.
11161 (<sse>_vmsqrt<mode>2): Ditto.
11162 (*smax<mode>3): Ditto.
11163 (sse5_frcz<mode>2): Ditto.
11164 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11165 as insn constraint.
11167 2008-02-20 Richard Guenther <rguenther@suse.de>
11169 PR middle-end/35265
11170 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11171 be happy with INTEGRAL_TYPE_P.
11173 2008-02-20 Richard Guenther <rguenther@suse.de>
11175 * fold-const.c (split_tree): Associate floatig-point expressions
11176 if flag_associative_math is set.
11178 2008-02-20 Richard Guenther <rguenther@suse.de>
11180 * tree.h (fold_real_zero_addition_p): Declare.
11181 * fold-const.c (fold_real_zero_addition_p): Export.
11182 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11183 floating-point operations with zero and one.
11185 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11187 * doc/install.texi: Correct references to CFLAGS, replacing them
11188 with BOOT_CFLAGS. Document flags used during bootstrap for
11191 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11193 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11194 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11195 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11197 (smin<mode>3): Ditto from similar patterns.
11198 (smax<mode>3): Ditto.
11199 (*ieee_smin<mode>3): Ditto.
11200 (*ieee_smax<mode>3): Ditto.
11201 * config/i386/sse.md (sse): New mode attribute.
11202 (mov<mode>): Macroize expander from movv4sf and movv2df using
11203 SSEMODEF2P mode iterator.
11204 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11205 SSE_VEC_FLOAT_MODE_P as insn constraint.
11206 (storent<mode>): Ditto.
11207 (storent<mode>): Macroize expander from storentsf and storentdf using
11208 MODEF mode iterator.
11209 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11210 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11211 (abs<mode>2): Ditto from similar patterns.
11212 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11213 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11214 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11215 (<sse>_vmsqrt<mode>2): Ditto.
11216 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11217 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11218 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11219 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11220 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11221 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11222 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11224 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11225 iterator and SSE_FLOAT_MODE_P as insn constraint.
11226 (<sse>_ucomi): Ditto from similar patterns.
11227 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11228 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11229 SSE_VEC_FLOAT_MODE_P as insn constraint.
11230 (vcond<mode>): Ditto from similar patterns.
11231 (and<mode>3, *and<mode>3): Ditto.
11232 (<sse>_nand<mode>3): Ditto.
11233 (ior<mode>3, *ior<mode>3): Ditto.
11234 (xor<mode>3, *xor<mode>3): Ditto.
11235 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11236 iterator and SSE_FLOAT_MODE_P as insn constraint.
11237 (*nand<mode>3): Ditto from similar patterns.
11238 (*ior<mode>3): Ditto.
11239 (*xor<mode>3): Ditto.
11241 2008-02-20 Ira Rosen <irar@il.ibm.com>
11243 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11244 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11245 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11247 2008-02-19 Jan Hubicka <jh@suse.cz>
11249 * predict.c (tree_bb_level_predictions): Remove variable next
11250 mistakely introduced by previous commit.
11252 2008-02-19 Jan Hubicka <jh@suse.cz>
11254 * predict.c (predict_paths_leading_to): Rewrite.
11255 (predict_paths_for_bb): New.
11256 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11258 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11261 * Makefile.in (build_file_translate): New.
11262 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11263 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11264 * configure.ac (build_file_translate): Substitute it.
11265 * configure: Regenerate.
11267 2008-02-19 Jan Hubicka <jh@suse.cz>
11269 PR rtl-optimization/34408
11270 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11273 2008-02-19 Jan Hubicka <jh@suse.cz>
11275 PR middle-end/28779
11276 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11279 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11282 * config/i386/i386-modes.def: Revert the last DI alignment
11283 change until Ada people can look into it.
11285 2008-02-19 Nick Clifton <nickc@redhat.com>
11287 * opts.c (print_specific_help): Fix typo in --help text.
11289 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11292 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11293 32-bit inline asm without asm alternatives for host GCC < 3.0.
11295 2008-02-19 Richard Guenther <rguenther@suse.de>
11297 PR tree-optimization/34989
11298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11299 Allow propagation to INDIRECT_REF if we can simplify only.
11301 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11303 * c-common.c (warn_for_collisions_1): Use appropriate option when
11306 2008-02-19 Nick Clifton <nickc@redhat.com>
11309 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11310 (handle_options): Fix indentation.
11311 (print_filtered_help): If no language-specific options were
11312 displayed tell the user how to list all the options supported by
11313 the language's front-end.
11314 (print_specific_help): Fix indentation and remove duplicate line.
11315 (common_handle_option): Handle the -v option.
11316 For --help enable the display of undocumented options if the -v
11317 switch has been included on the command line.
11318 For --help= check for overlaps in the arguments between the option
11319 classes and the language names and issue a warning when they
11320 cannot be disambiguated.
11321 * c.opt (v): Pass on to the common option handler.
11323 2008-02-19 Revital Eres <eres@il.ibm.com>
11325 * modulo-sched.c (sms_schedule): Change dump message when
11326 create_ddg function fails.
11327 (try_scheduling_node_in_cycle): Rename row to cycle.
11328 (print_partial_schedule): Rename CYCLE to ROW.
11330 2008-02-19 Christian Bruel <christian.bruel@st.com>
11331 Zdenek Dvorak <ook@ucw.cz>
11333 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11335 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11339 (*x86_movdicc_0_m1_se): Ditto.
11341 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11343 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11344 (CMPtype): Define as __gcc_CMPtype.
11345 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11346 (CMPtype): Define as __gcc_CMPtype.
11348 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11350 Support valgrind 3.3 for --enable-checking=valgrind.
11351 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11353 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11354 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11355 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11356 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11357 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11358 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11359 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11361 * ggc-zone.c: Similar.
11362 * ggc-page.c: Similar.
11364 2008-02-19 Paul Brook <paul@codesourcery.com>
11367 * config/arm/ieee754-df.S: Fix do_it typo.
11368 * config/arm/ieee754-sf.S: Fix do_it typo.
11370 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11373 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11374 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11375 (OPTION_MASK_ISA_SSE_SET): Likewise.
11376 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11377 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11378 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11379 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11380 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11381 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11382 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11383 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11384 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11385 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11386 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11387 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11388 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11389 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11390 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11391 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11392 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11393 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11394 (OPTION_MASK_ISA_SSE4): Removed.
11395 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11396 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11397 (override_options): Don't turn on implied SSE/MMX bits in
11400 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11402 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11405 2008-02-18 Joey Ye <joey.ye@intel.com>
11407 PR middle-end/34921
11408 * tree-nested.c (insert_field_into_struct): Set type alignment
11409 to field alignment if the former is less than the latter.
11411 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11413 * BASE-VER: Set to 4.4.0.
11415 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11417 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11418 * doc/cfg.texi: Likewise.
11419 * doc/extend.texi: Likewise.
11420 * doc/gty.texi: Likewise.
11421 * doc/invoke.texi: Likewise.
11422 * doc/loop.texi: Likewise.
11423 * doc/md.texi: Likewise.
11424 * doc/passes.texi: Likewise.
11425 * doc/rtl.texi: Likewise.
11426 * doc/sourcebuild.texi: Likewise.
11427 * doc/tm.texi: Likewise.
11428 * doc/tree-ssa.texi: Likewise.
11430 2008-02-17 Richard Guenther <rguenther@suse.de>
11432 PR middle-end/35227
11433 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11434 without default definition.
11436 2008-02-17 Richard Guenther <rguenther@suse.de>
11438 PR tree-optimization/35231
11439 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11442 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11445 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11447 libgcc_cmp_return mode.
11449 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11452 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11454 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11456 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11459 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11461 * doc/c-tree.texi: Use `@.' where appropriate.
11462 * doc/extend.texi: Likewise.
11463 * doc/install.texi: Likewise.
11464 * doc/invoke.texi: Likewise.
11465 * doc/loop.texi: Likewise.
11466 * doc/makefile.texi: Likewise.
11467 * doc/md.texi: Likewise.
11468 * doc/passes.texi: Likewise.
11469 * doc/standards.texi: Likewise.
11470 * doc/tm.texi: Likewise.
11472 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11474 PR middle-end/35196
11475 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11477 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11478 rather than in entry_bb.
11480 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11482 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11483 libgcc_cmp_return mode.
11485 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11487 PR middle-end/35130
11488 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11489 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11491 2008-02-15 Richard Guenther <rguenther@suse.de>
11492 Zdenek Dvorak <ook@ucw.cz>
11494 PR tree-optimization/35164
11495 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11496 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11497 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11498 Only propagate addresses which do not have abnormal SSA_NAMEs
11501 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11504 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11506 2008-02-15 Jan Hubicka <jh@suse.cz>
11508 PR middle-end/35149
11509 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11511 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11513 PR middle-end/34621
11514 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11515 when calculating alignment_pad.
11517 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11519 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11520 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11521 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11522 and STACK_BOUNDARY define.
11524 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11526 PR preprocessor/35061
11527 * c-pragma.c (handle_pragma_pop_macro): Check that
11528 pushed_macro_table has been allocated.
11530 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11532 PR middle-end/35136
11533 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11534 (force_gimple_operand): Likewise.
11535 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11536 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11537 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11538 (find_interesting_uses_address): Check addressability and alignment
11539 of the base expression only after substituting bases of IVs into it.
11541 2008-02-14 Michael Matz <matz@suse.de>
11544 * function.c (instantiate_virtual_regs_in_insn): Reload address
11545 before falling back to reloading the whole operand.
11547 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11549 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11550 before the first section switch note.
11552 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11554 * doc/bugreport.texi: Update copyright years.
11555 * doc/c-tree.texi: Likewise.
11556 * doc/cfg.texi: Likewise.
11557 * doc/cpp.texi: Likewise.
11558 * doc/cppinternals.texi: Likewise.
11559 * doc/fragments.texi: Likewise.
11560 * doc/frontends.texi: Likewise.
11561 * doc/gcc.texi: Likewise.
11562 * doc/gty.texi: Likewise.
11563 * doc/hostconfig.texi: Likewise.
11564 * doc/implement-c.texi: Likewise.
11565 * doc/libgcc.texi: Likewise.
11566 * doc/loop.texi: Likewise.
11567 * doc/makefile.texi: Likewise.
11568 * doc/options.texi: Likewise.
11569 * doc/passes.texi: Likewise.
11570 * doc/rtl.texi: Likewise.
11571 * doc/sourcebuild.texi: Likewise.
11572 * doc/standards.texi: Likewise.
11573 * doc/tree-ssa.texi: Likewise.
11574 * doc/trouble.texi: Likewise.
11576 * doc/extend.texi: Use @: or add comma where appropriate.
11577 * doc/invoke.texi: Likewise.
11578 * doc/tm.texi: Likewise.
11580 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11583 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11586 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11588 * doc/md.texi (clz, ctz): Add reference.
11589 * doc/rtl.texi (clz, ctz): Likewise.
11591 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11594 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11597 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11599 * config/s390/s390.c (struct constant_pool): New field
11600 emit_pool_after added.
11601 (s390_mainpool_start): Set the emit_pool_after flag according
11602 to the section switch notes.
11603 (s390_mainpool_finish): Consider emit_pool_after when emitting
11604 the literal pool at the end of the function.
11605 (s390_chunkify_start): Force literal pool splits at section
11608 2008-02-13 Michael Matz <matz@suse.de>
11611 * var-tracking.c (clobber_variable_part): Correctly traverse the
11614 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11617 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11618 Add -fdump-ipa-inline.
11619 * tree-dump.c (dump_files): Remove tree-inlined dump.
11620 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11622 2008-02-12 Richard Guenther <rguenther@suse.de>
11624 PR tree-optimization/35171
11625 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11628 2008-02-12 Richard Guenther <rguenther@suse.de>
11630 PR middle-end/35163
11631 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11632 value-preserving mode. Disallow final truncation.
11634 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11636 PR middle-end/35136
11637 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11638 code from here to...
11639 (force_gimple_operand): ...here.
11641 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11644 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11645 non-compatible pointers.
11646 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11647 different FIELD_DECLs, try harder by comparing field offsets, sizes
11650 PR inline-asm/35160
11651 * function.c (match_asm_constraints_1): Don't replace the same input
11654 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11656 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11657 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11658 (expand_epilogue): Restore RAMPZ register.
11659 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11661 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11663 * config/i386/cygwin.asm: (__alloca): Correct calling
11664 convention and alignment.
11665 (__chkstk): Force 8 byte stack alignment.
11667 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11668 Richard Guenther <rguenther@suse.de>
11670 PR tree-optimization/33992
11671 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11672 the zero we compare against.
11674 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11676 PR libfortran/35063
11677 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11678 to CloseHandle after unlocking to prevent accumulation of handle
11681 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11683 PR middle_end/34150
11684 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11685 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11686 and update LABEL_NUSES during and after reload.
11688 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11690 PR middle-end/34627
11691 * combine.c (simplify_if_then_else): Make sure the comparison is
11692 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11694 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11697 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11698 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11699 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11700 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11701 * tree.h (get_type_static_bounds): Likewise.
11703 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11705 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11706 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11707 Make -Wfoo language annotations match what the compiler outputs.
11709 2008-02-08 Sa Liu <saliu@de.ibm.com>
11711 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11712 intrinsics spu_convts, spu_convtu, spu_convtf.
11714 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11716 * doc/extend.texi (Function Attributes) <noinline>: Mention
11717 asm ("") as method to keep calls.
11719 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11722 * doc/options.texi (Options): Replace references to opts.sh with
11724 * opts-common.c: Likewise.
11725 * optc-gen.awk: Likewise.
11727 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11729 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11731 2008-02-07 Richard Henderson <rth@redhat.com>
11734 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11735 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11738 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11740 PR tree-optimization/35085
11741 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11742 for operand entry oe2 in addition to operand entry oe3 in order to
11743 expose more opportunities for vectorizer sum reduction.
11745 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11748 * Makefile.in (LIBS): Remove $(GMPLIBS).
11749 (cc1-dummy, cc1): Add $(GMPLIBS).
11751 2008-02-06 Jan Hubicka <jh@suse.cz>
11754 * i386.md (moddf_integer): Do not produce partial memory stalls for
11755 targets where it hurts.
11757 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11760 * optabs.c (expand_float): Do not check for decimal modes when
11761 expanding unsigned integer through signed conversion.
11763 2008-02-06 Nick Clifton <nickc@redhat.com>
11765 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11766 inside the clobber with a match_operand and duplicated operand
11767 number in the constraint.
11768 (ineqbranchsi): Delete redundant comment.
11770 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11772 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11773 builtin_define ("__USE_INIT_FINI__").
11774 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11776 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11778 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11780 PR documentation/30330
11781 * doc/invoke.texi (C++ Dialect Options)
11782 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11783 For each warning option -Wfoo that allows -Wno-foo, ensure both
11784 -Wfoo and -Wno-foo are listed in the option index. Fix index
11785 entry of -Wswitch-default, index -Wnormalized= including the
11786 `=', and -Wlarger-than-@var{len} including @var{len}.
11788 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.md (floatunssisf2): Use
11791 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11792 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11793 Macroize expander using MODEF mode iterator.
11795 2008-02-05 Diego Novillo <dnovillo@google.com>
11797 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11800 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11802 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11805 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11807 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11810 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11811 to indicate if a message should be generated.
11812 (init_cumulative_args): Updated.
11813 (function_value_32): Likewise.
11815 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11817 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11819 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11822 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11823 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11825 2008-02-04 Diego Novillo <dnovillo@google.com>
11827 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11830 * tree-vrp.c (vrp_evaluate_conditional): With
11831 -Wtype-limits, emit a warning when comparing against a
11832 constant outside the natural range of OP0's type.
11834 2008-02-04 Richard Guenther <rguenther@suse.de>
11836 PR middle-end/33631
11837 * expr.c (count_type_elements): Give for unions instead of
11840 2008-02-04 Richard Guenther <rguenther@suse.de>
11842 PR middle-end/35043
11843 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11844 to TYPE_DOMAINs base type instead of using bitsizetype here.
11846 2008-02-03 Jason Merrill <jason@redhat.com>
11848 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11850 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11853 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11854 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11855 (RS/6000 and PowerPC Options): Fix typos and markup.
11856 * doc/passes.texi (Tree-SSA passes): Likewise.
11858 2008-02-02 Michael Matz <matz@suse.de>
11861 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11862 from record_last_reg_set_info.
11863 (record_last_reg_set_info): Take an RTX argument, iterate over all
11864 constituent hardregs.
11865 (record_last_set_info, record_opr_changes): Change calls to
11866 new signature or to record_last_reg_set_info_regno.
11868 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11870 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11872 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11874 PR rtl-optimization/34773
11875 * reg-notes.def (EQUAL): Mention significance of combination of
11876 REG_EQUAL and REG_RETVAL.
11877 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11878 insn that has a REG_RETVAL.
11880 2008-02-01 Roger Sayle <roger@eyesopen.com>
11883 * configure.ac (--enable-fixed-point): Disable unless explicitly
11885 * configure: Regenerate.
11887 2008-02-01 Richard Guenther <rguenther@suse.de>
11890 * invoke.texi (-finline-limit): Remove no longer true parts
11891 of the documentation. Note that there is no default value.
11893 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11894 Mark Mitchell <mark@codesourcery.com>
11895 Ben Elliston <bje@au.ibm.com>
11898 * doc/extend.texi (Other Builtins): Document.
11900 2008-01-31 Tom Browder <tom.browder@gmail.com>
11902 * doc/c-tree.texi (Types): Fix grammar.
11903 (Expression trees): Ditto.
11904 * doc/passes.texi (Tree-SSA passes): Ditto.
11906 * doc/configterms.texi (Configure Terms): Fix typo.
11907 * doc/cpp.texi (Common Predefined Macros): Ditto.
11908 * doc/md.texi (Machine Constraints): Ditto.
11910 * doc/makefile.texi (Makefile): Add comma.
11912 2008-01-31 Tom Browder <tom.browder@gmail.com>
11913 Gerald Pfeifer <gerald@pfeifer.com>
11915 * doc/sourcebuild.texi (Front End): Remove references to CVS
11916 and CVSROOT/modules.
11917 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11918 (Back End): Remove reference to CVS.
11920 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11923 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11925 (mips16_gp_pseudo_reg): ...here.
11926 * config/mips/mips.md (load_const_gp): Replace with...
11927 (load_const_gp_<mode>): ...this :P-based insn.
11929 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11931 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11932 options. Minor fixes.
11933 (-std): Move reference to standards closer to where language
11934 standards are first mentioned.
11936 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11938 PR rtl-optimization/34995
11939 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11940 parameter and return a bool. If the rtx parameter is nonnull,
11941 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11942 (find_reloads): Update call accordingly. Pass the new operand
11943 if it needed no address reloads, otherwise pass null.
11945 2008-01-30 Richard Henderson <rth@redhat.com>
11948 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11949 for unbounded arrays.
11951 2008-01-30 Silvius Rus <rus@google.com>
11953 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11955 2008-01-30 Jan Hubicka <jh@suse.cz>
11958 * i386.c (init_cumulative_args): Use real function declaration when
11961 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11963 PR rtl-optimization/34998
11964 * global.c (build_insn_chain): Treat non-subreg_lowpart
11965 SUBREGs of pseudos as clobbering all the words covered by the
11966 SUBREG, not just all the bytes.
11967 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11968 original df_ref rather than an extract parameter.
11969 (global_conflicts): Update call accordingly.
11971 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11973 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11974 the overflow check to make it easier to read.
11975 (__fixtfdi): Change the type of the ll member in union
11976 long_double to UDItype_x.
11978 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11980 PR middle-end/34969
11981 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11982 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11983 * tree-inline.c (fold_marked_statements): Call
11984 cgraph_update_edges_for_call_stmt if folding a call statement.
11985 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11986 debug_generic_stmt calls, reset it back afterwards.
11989 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11991 * c-typeck.c (build_external_ref): Don't pedwarn about
11992 static vars in current function's scope.
11994 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11996 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11998 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12001 * ipa-struct-reorg.c: Fix spelling.
12002 * params.def: Ditto.
12004 2008-01-29 Richard Guenther <rguenther@suse.de>
12006 PR middle-end/35006
12007 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12009 * tree-inline.c (remap_type): Increment remapping_type_depth
12010 around remapping types.
12011 (copy_body_r): Only add referenced variables if they are referenced
12012 from code, not types.
12014 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12025 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12026 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12028 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12031 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12032 pointer for tiny stack.
12034 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12036 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12038 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12040 * config/vx-common.h: Fix typo in comment.
12042 2008-01-28 Ian Lance Taylor <iant@google.com>
12046 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12047 coalesce pointers if they have different DECL_NO_TBAA_P values.
12048 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12049 between variables with different DECL_NO_TBAA_P values.
12051 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12054 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12055 are not legitimate small data references on SPE targets.
12057 2008-01-28 David Daney <ddaney@avtrex.com>
12059 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12061 2008-01-28 David Daney <ddaney@avtrex.com>
12063 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12065 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12067 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12068 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12069 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12070 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12071 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12072 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12073 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12074 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12076 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12078 * basic-block.h (condjump_equiv_p): Fix comment.
12080 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12082 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12083 print_generic_stmt_indented): Fix comment.
12085 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12087 * configure.ac (__stack_chk_fail): Add detecion for availability
12088 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12089 * configure: Regenerate.
12091 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12093 PR middle-end/34688
12094 * final.c (output_addr_const): Handle TRUNCATE.
12096 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12099 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12100 (zero_cost, infinite_cost): New constants.
12101 (struct cost_pair): Change type of cost to comp_cost.
12102 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12103 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12105 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12106 split_address_cost, ptr_difference_cost, difference_cost,
12107 get_computation_cost_at, get_computation_cost,
12108 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12109 determine_use_iv_cost_condition, determine_use_iv_costs,
12110 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12111 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12112 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12113 Change type of cost to comp_cost.
12114 (determine_iv_cost): Increase cost of non-original ivs, instead
12115 of decreasing the cost of original ones.
12116 (get_address_cost): Indicate the complexity of the addressing mode
12118 (try_add_cand_for): Prefer using ivs not specific to some object.
12119 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12121 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12122 Janis Johnson <janis187@us.ibm.com>
12125 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12126 (TARGET_INSTANTIATE_DECLS): Likewise.
12127 * target.h (expand_to_rtl_hook): New target hook.
12128 (instantiate_decls): Likewise.
12129 * function.c (instantiate_decl): Make non-static. Rename to...
12130 (instantiate_decl_rtl): ... this.
12131 (instantiate_expr): Use instantiate_decl_rtl.
12132 (instantiate_decls_1): Likewise.
12133 (instantiate_decls): Likewise.
12134 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12135 * function.h (instantiate_decl_rtl): Add prototype.
12136 * cfgexpand.c (target.h): New include.
12137 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12138 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12139 (TARGET_INSTANTIATE_DECLS): Likewise.
12140 (TARGET_INITIALIZER): New target hooks added.
12141 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12143 * config/rs6000/rs6000.c (tree-flow.h): New include.
12144 (machine_function): Add sdmode_stack_slot field.
12145 (rs6000_alloc_sdmode_stack_slot): New function.
12146 (rs6000_instantiate_decls): Likewise.
12147 (rs6000_secondary_memory_needed_rtx): Likewise.
12148 (rs6000_check_sdmode): Likewise.
12149 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12150 (TARGET_INSTANTIATE_DECLS): Likewise.
12151 (rs6000_hard_regno_mode_ok): Allow SDmode.
12152 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12153 (rs6000_emit_move): Handle SDmode.
12154 (function_arg_advance): Likewise.
12155 (function_arg): Likewise.
12156 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12157 SDmode var args for 32-bit compiles.
12158 (rs6000_secondary_reload_class): Handle SDmode.
12159 (rs6000_output_function_epilogue): Likewise.
12160 (rs6000_function_value): Simplify if statement.
12161 (rs6000_libcall_value): Likewise.
12162 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12163 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12164 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12165 (movsd_hardfloat): New define_insn.
12166 (movsd_softfloat): Likewise.
12167 (movsd_store): Likewise.
12168 (movsd_load): Likewise.
12169 (extendsddd2): Likewise.
12170 (extendsdtd2): Likewise.
12171 (truncddsd2): Likewise.
12172 (movdd_hardfloat64): Fixup comment.
12173 (UNSPEC_MOVSD_LOAD): New constant.
12174 (UNSPEC_MOVSD_STORE): Likewise.
12176 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12179 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12181 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12182 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12183 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12184 and TRUTH_XOR_EXPR.
12186 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12189 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12191 __LONGDOUBLE128 too.
12192 * config/rs6000/aix61.h: New file.
12194 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12196 PR rtl-optimization/34959
12197 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12198 popcount and parity rtxes the same mode as their operand.
12199 Truncate or extend the result to the return value's mode
12202 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12205 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12206 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12207 to GOT_VERSION_REGNUM.
12208 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12209 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12210 * config/mips/mips.c (mips_emit_call_insn): New function.
12211 (mips_call_tls_get_addr): Call mips_expand_call directly.
12212 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12214 (mips16_build_call_stub): Likewise. Return the call insn or null.
12215 (mips_expand_call): Update the call to mips16_build_call_stub
12216 accordingly and a remove redundant condition. Assert that MIPS16
12217 stubs do not use lazy binding. Use mips_emit_call_insn and return
12219 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12221 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12222 (mips_avoid_hazard): Remove hazard_set handling.
12223 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12224 (UNSPEC_RESTORE_GP): ...this.
12225 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12226 (FAKE_CALL_REGNO): Rename to...
12227 (GOT_VERSION_REGNUM): ...this.
12228 (type): Add "ghost" value. Add an associated insn reservation.
12229 (hazard_set): Remove.
12230 (exception_receiver): Rename to...
12231 (restore_gp): ...this and update the unspec identifier accordingly.
12232 (exception_receiver, nonlocal_got_receiver): New expanders.
12233 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12234 FAKE_CALL_REGNO. Remove hazard_set attribute.
12235 (set_got_version, update_got_version): New patterns.
12237 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12240 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12242 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12245 * doc/install.texi2html: Generate gcc-vers.texi.
12247 2008-01-25 DJ Delorie <dj@redhat.com>
12249 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12251 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12253 * config/c4x: Remove directory.
12254 * config.gcc (crx-*, mt-*): Mark obsolete.
12255 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12256 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12257 sh-*-rtemscoff*): Remove cases.
12258 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12259 * real.c (encode_c4x_single, decode_c4x_single,
12260 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12261 c4x_extended_format): Remove.
12262 * real.h (c4x_single_format, c4x_extended_format): Remove.
12263 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12265 (Pragmas): Remove comment about c4x pragmas.
12266 * doc/install.texi (c4x): Remove target-specific instructions.
12267 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12268 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12269 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12270 refer to C4x source files as examples.
12271 (C4X_FLOAT_FORMAT): Remove documentation.
12273 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12275 * config/bfin/bfin.c (override_options): Reorder tests so that
12276 flag_pic gets enabled for -msep-data.
12278 2008-01-25 Richard Guenther <rguenther@suse.de>
12280 PR middle-end/32244
12281 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12282 to its bitfield precision if required.
12284 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12286 PR middle-end/33880
12287 * tree-nested.c (walk_omp_for): New function.
12288 (convert_nonlocal_reference, convert_local_reference): Call
12289 walk_omp_for on OMP_FOR.
12290 (convert_call_expr): Call walk_body on OMP_FOR's
12291 OMP_FOR_PRE_INIT_BODY.
12293 2008-01-25 Richard Guenther <rguenther@suse.de>
12295 PR tree-optimization/34966
12296 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12297 default defs and PHI_NODEs we have to insert after the
12298 defining statement.
12300 2008-01-24 Nick Clifton <nickc@redhat.com>
12302 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12303 Provide a default definition.
12304 (LIBGCC2_UNITS_PER_WORD): Likewise.
12306 * config/stormy16/stormy16.c: Include df.h for the prototype
12307 for df_regs_ever_live_p.
12308 (xstormy16_expand_builtin_va_start): Convert the stack offset
12309 into a component_ref and then use POINTER_PLUS_EXPR to add it
12310 to the incoming_virtual_args_rtx.
12311 (xstormy16_gimplify_va_arg_expr): Rename to
12312 xstormy16_gimplify_va_arg_expr.
12313 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12314 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12315 xstormy16_gimplify_va_arg_expr.
12316 Fix up some formatting issues.
12318 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12319 Move to predicates.md.
12320 (xs_hi_general_operand): Likewise.
12321 (xs_hi_nonmemory_operand): Likewise.
12322 * config/stormy16/predicates.md:
12323 (xstormy16_carry_plus_operand): New predicate.
12324 (xs_hi_general_operand): New predicate.
12325 (xs_hi_nonmemory_operand): New predicate.
12326 * config/stormy16/stormy16-protos.h:
12327 (xstormy16_carry_plus_operand): Delete prototype.
12328 (xs_hi_general_operand): Likewise.
12329 (xs_hi_nonmemory_operand): Likewise.
12331 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12332 modifiers as they are no longer needed and they can trigger
12333 reload spill failures.
12335 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12336 with a match_operand in order to help reload.
12338 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12339 constraint with 'e' for the 8th alternative as this version of
12340 the mov.w instruction only accepts the lower 8 registers.
12342 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12345 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12346 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12349 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12351 PR middle-end/33333
12352 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12354 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12356 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12358 (remove_structure): Update allocations list before removing structure.
12360 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12362 * ipa-struct-reorg.c (is_safe_cond_expr,
12363 create_new_stmts_for_cond_expr): Use integer_zerop function,
12364 that recognize not only zero-pointer, but zero-integer too.
12366 2008-01-25 Ben Elliston <bje@au.ibm.com>
12369 * fixproto: Escape "." in sed expression that strips leading "./".
12371 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12374 * gcc.c (SWITCH_OK): Removed.
12375 (SWITCH_LIVE): Changed to bit.
12376 (SWITCH_FALSE): Likewise.
12377 (SWITCH_IGNORE): Likewise.
12378 (switchstr): Change live_cond to unsigned int.
12379 (process_command): Replace SWITCH_OK with 0.
12380 (do_self_spec): Likewise.
12381 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12382 (give_switch): Likewise.
12383 (used_arg): Likewise.
12384 (do_spec_1): Set the SWITCH_IGNORE bit.
12385 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12386 bits. Set the SWITCH_LIVE bit.
12388 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12390 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12392 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12394 PR tree-optimization/34472
12395 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12396 parameter to a "bool *" and set *DATA to false if there is
12397 an unsafe access. Do not delete the structure here.
12398 (check_cond_exprs): Delete it here instead.
12399 (check_cond_exprs, exclude_cold_structs): Do not increase
12400 I when removing a structure.
12402 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12405 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12406 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12408 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12410 PR middle-end/34934
12411 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12412 a fixed vector for stack.
12414 2008-01-24 Ben Elliston <bje@au.ibm.com>
12417 * doc/gcc.texi (Software development): Add a direntry for g++.
12419 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12421 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12422 stale and straggling -fforce-addr comments above.
12424 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12426 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12427 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12429 2008-01-23 Michael Matz <matz@suse.de>
12432 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12435 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12437 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12438 malloc result type.
12440 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12442 * config/avr/avr.c (avr_current_arch): New variable.
12443 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12444 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12445 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12446 (avr_override_options): Init 'avr_current_arch'.
12447 (base_arch_s): Move from here...
12448 * config/avr/avr.h (base_arch_s): ... here. Add new members
12449 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12450 'mega' to 'have_jmp_call'.
12451 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12452 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12454 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12456 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12457 MULTILIB_MATCHES): (Ditto.).
12459 2008-01-23 Richard Guenther <rguenther@suse.de>
12461 PR middle-end/31529
12462 * cgraphunit.c (cgraph_reset_node): Always mark the node
12463 not reachable if it is not queued already.
12465 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12467 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12468 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12469 (cputype_selected): New static variable.
12470 (bfin_handle_option): Set it if -mcpu is used.
12471 (override_option): Select default set of workarounds if no cpu type
12472 selected on the command line.
12473 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12475 From Michael Frysinger <michael.frysinger@analog.com>
12476 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12477 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12479 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12480 for bf547, bf523, bf524, and bf526.
12481 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12483 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12484 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12485 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12486 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12487 * doc/invoke.texi (Blackfin Options): Document that
12488 -mcpu now accept bf547, bf523, bf524, and bf526.
12490 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12492 PR rtl-optimization/34628
12493 * combine.c (try_combine): Stop and undo after the first combination
12494 if an autoincrement side-effect on the first insn has effectively
12497 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12500 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12501 Offset addresses are not valid for Altivec or paired float modes.
12503 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12506 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12507 if DECL_INITIAL (decl) is error_mark_node.
12510 * c-common.c (handle_vector_size_attribute): Only allow
12511 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12512 the same way as pointer, array etc. types.
12513 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12516 * tree.c (build_type_attribute_qual_variant): Call
12517 build_qualified_type if attributes are equal, but quals are not.
12519 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12522 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12523 * flags.h (warn_strict_aliasing): Remove.
12524 (warn_strict_overflow): Remove.
12525 * opts.c (warn_strict_aliasing): Remove.
12526 (warn_strict_overflow): Remove.
12527 * c-opts.c (c_common_handle_option): -Wall only sets
12528 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12529 (c_common_post_options): Give default values to -Wstrict-aliasing
12530 and -Wstrict-overflow if they are uninitialized.
12531 * common.opt (Wstrict-aliasing): Specify Var and Init.
12532 (Wstrict-overflow): Likewise.
12534 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12536 PR rtl-optimization/26854
12537 PR rtl-optimization/34400
12538 PR rtl-optimization/34884
12539 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12541 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12542 (df_rd_bb_info.expanded_lr_out): Deleted
12543 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12544 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12545 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12546 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12547 Removed code to allocate, initialize or free expanded_lr_out.
12548 (df_rd_bb_local_compute_process_def): Restructured to make more
12550 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12551 sets if the sets are being trimmed.
12553 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12556 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12557 (as_vers): Likewise.
12558 * configure: Regenerated.
12560 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12562 PR middle-end/33092
12563 * tree-pass.h (pass_build_alias): New pass.
12564 * tree-ssa-alias.c (gate_build_alias): New.
12565 (pass_build_alias): New.
12566 * passes.c (init_optimization_passes): Add pass_build_alias after
12567 pass_create_structure_vars.
12569 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12571 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12572 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12573 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12574 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12575 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12576 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12577 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12578 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12579 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12580 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12581 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12582 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12583 * config/s390/s390.md (FP_ALL): New mode iterator.
12584 (_d): New mode attribute.
12585 ("*signbit<mode>2>"): Changed mode of first operand.
12586 ("isinf<mode>2"): Changed mode of first operand.
12587 ("*TDC_insn"): Adaptation for DFP modes.
12589 2008-01-22 Ben Elliston <bje@au.ibm.com>
12591 * tree.c (check_qualified_type): Improve function description.
12593 2008-01-21 Jason Merrill <jason@redhat.com>
12596 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12597 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12600 2008-01-21 DJ Delorie <dj@redhat.com>
12602 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12605 2008-01-21 Richard Guenther <rguenther@suse.de>
12607 PR middle-end/34856
12608 * tree-cfg.c (verify_expr): Allow all invariant expressions
12609 instead of just constant class ones as reference argument.
12610 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12611 like any other constant.
12612 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12614 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12616 * regmove.c (fixup_match_1): Update call crossed frequencies.
12618 2008-01-21 Richard Guenther <rguenther@suse.de>
12621 * tree-inline.c (setup_one_parameter): Deal with mismatched
12622 types using a VIEW_CONVERT_EXPR.
12624 2008-01-21 Alon Dayan <alond@il.ibm.com>
12625 Olga Golovanevsky <olga@il.ibm.com>
12627 PR tree-optimization/34701
12628 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12629 when the structure size is not a power of 2.
12631 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12633 * doc/install.texi: Add doc for --enable-checking=df.
12635 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12637 PR rtl-optimization/34808
12638 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12640 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12642 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12645 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12647 PR rtl-optimization/26854
12648 PR rtl-optimization/34400
12649 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12651 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12652 (df_rd_bb_info.expanded_lr_out): New.
12653 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12654 * loop_iv.c (iv_analysis_loop_init): Ditto.
12655 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12656 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12657 Added code to allocate, initialize or free expanded_lr_out.
12658 (df_rd_bb_local_compute_process_def): Restructured to make
12659 more understandable.
12660 (df_rd_confluence_n): Add code to do nothing with fake edges and
12661 code to no apply invalidate_by_call sets if the sets are being trimmed.
12662 (df_lr_local_finalize): Renamed to df_lr_finalize.
12663 (df_live_local_finalize): Renamed to df_live_finalize.
12665 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12668 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12669 deciding whether to use reciprocal instructions.
12671 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12673 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12674 dwarf2out_note_section_used if cold_text_section is NULL.
12676 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12678 PR gcov-profile/34610
12679 * tree-cfg.c (make_edges): Mark both outgoing edges from
12680 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12681 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12682 from OMP_FOR and OMP_CONTINUE outgoing edges.
12684 * tree-profile.c (tree_profiling): Return early if
12685 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12687 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12688 from cfun to child_cfun.
12689 * function.h (struct function): Add after_tree_profile bit.
12691 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12693 * config/avr/avr.S (_exit): Disable interrupt.
12695 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12696 Steven Bosscher <stevenb.gcc@gmail.com>
12698 PR rtl-optimization/26854
12699 PR rtl-optimization/34400
12700 * df-problems.c (df_live_scratch): New scratch bitmap.
12701 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12702 (df_live_reset): Clear the proper bitmaps.
12703 (df_live_bb_local_compute): Only process the artificial defs once
12704 since the order is not important.
12705 (df_live_init): Init the df_live sets only with the variables
12706 found live by df_lr.
12707 (df_live_transfer_function): Use the df_lr sets to prune the
12708 df_live sets as they are being computed.
12709 (df_live_free): Free df_live_scratch.
12711 2008-01-18 Ian Lance Taylor <iant@google.com>
12713 * common.opt: Add fmerge-debug-strings.
12714 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12715 flag_merge_debug_strings rather than flag_merge_constants.
12716 * doc/invoke.texi (Option Summary): Mention
12717 -fmerge-debug-strings.
12718 (Debugging Options): Document -fmerge-debug-strings.
12720 2008-01-18 Ian Lance Taylor <iant@google.com>
12723 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12724 (struct tree_function_decl): Add new field operator_new_flag.
12725 * tree-inline.c (expand_call_inline): When inlining a call to
12726 operator new, force the return value to go into a variable, and
12727 set DECL_NO_TBAA_P on that variable.
12728 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12730 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12733 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12734 DWARF2_DEBUGGING_INFO.
12735 (dwarf2out_note_section_used): Ditto. Add prototype.
12736 (have_multiple_function_sections, text_section_used,
12737 cold_text_section_used, *cold_text_sections): Move declarations
12740 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12742 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12743 field and add signal_ra.
12744 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12745 assignments to frame state pc. Move end of stack check after
12746 MD_FALLBACK_FRAME_STATE_FOR.
12747 (uw_update_context_1): Use frame state signal_regs if set, instead
12748 of checking signal_frame flag.
12749 (uw_update_context): Use frame state signal_ra if set.
12750 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12751 * config/xtensa/linux-unwind.h: New file.
12753 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12755 * modulo-sched.c (get_sched_window): Fix comment typo.
12757 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12759 PR tree-optimization/34648
12760 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12762 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12764 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12765 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12767 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12769 PR rtl-optimization/34400
12770 * df-core.c (df_worklist_dataflow_overeager,
12771 df_worklist_dataflow_doublequeue): New functions.
12772 (df_worklist_dataflow): Two different worklist solvers.
12773 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12776 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12779 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12780 and ftree-parallelize-loops.
12782 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12784 PR rtl-optimization/34826
12785 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12787 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12789 * global.c (find_reg): Mark the eh regs as used if necessary.
12790 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12791 * ra.h (struct allocno): no_eh_reg field added. Changed
12792 no_stack_reg type to bitfield.
12794 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12796 * tree.c (substitute_in_expr): Add missing 'break'.
12798 2008-01-17 Richard Guenther <rguenther@suse.de>
12800 PR tree-optimization/34825
12801 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12802 x / x as division to handle.
12804 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12806 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12807 "-pthread" is specified.
12808 * pa-hpux11.h (LIB_SPEC): Likewise.
12810 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12811 Peter Bergner <bergner@vnet.ibm.com>
12813 PR rtl-optimization/33796
12814 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12816 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12818 PR libgfortran/34699
12819 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12821 * pa-hpux10.h (LINK_SPEC): Likewise.
12822 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12824 2008-01-16 Richard Guenther <rguenther@suse.de>
12826 PR middle-end/32628
12827 * fold-const.c (fold_convert_const_int_from_int): Do not
12828 set overflow if that occured only because of a sign extension
12829 change when converting from/to a sizetype with the same
12830 precision and signedness.
12832 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12835 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12836 location address to the correct place. Update copyright year.
12838 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12840 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12841 no dependences in the dependence_relations vector.
12843 2008-01-16 Jan Hubicka <jh@suse.cz>
12845 PR rtl-optimization/31396
12846 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12847 * cfg.c (dump_reg_info): Print it.
12848 * regs.h (struct reg_info_t): add freq_calls_crossed.
12849 (REG_FREQ_CALLS_CROSSED): New macro.
12850 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12851 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12852 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12853 regmove_optimize): Update call crossed frequencies.
12854 * local-alloc.c (struct qty): Add freq_calls_crossed.
12855 (alloc_qty): Copute freq_calls_crossed.
12856 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12857 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12858 * ra.h (struct allocno): Add freq_calls_crossed.
12860 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12862 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12863 libgomp when compiling with ftree-parallelize-loops.
12864 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12866 2008-01-16 Richard Guenther <rguenther@suse.de>
12868 PR tree-optimization/34769
12869 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12870 * tree.c (int_cst_value): Instead make this function more
12871 permissive in what it accepts as valid input. Document this
12872 function always sign-extends the value.
12874 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12875 Richard Guenther <rguenther@suse.de>
12878 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12879 (gimple_fold_indirect_ref_rhs): ... this.
12880 (gimple_fold_indirect_ref): New function with foldings
12881 that preserve lvalueness.
12882 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12883 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12884 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12885 to fold an INDIRECT_REF, fall back to the old use of
12886 fold_indirect_ref_1.
12888 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12890 * tree-data-ref.c (subscript_dependence_tester_1): Call
12891 free_conflict_function.
12892 (compute_self_dependence): Same.
12894 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12897 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12898 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12900 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12901 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12902 for DWARF2_UNWIND_INFO targets.
12904 2008-01-16 Richard Guenther <rguenther@suse.de>
12907 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12908 type qualifiers for function types.
12910 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12912 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12913 loop_iterator li from previous commit.
12915 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12917 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12919 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12921 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12922 (parallelize_loops): Don't parallelize irreducible components.
12924 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12927 * c-opts (c_common_post_options): Do not enable CPP
12928 flag_pedantic_errors by default.
12930 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12932 PR rtl-optimization/31944
12933 * cse.c (remove_pseudo_from_table): New function.
12934 (merge_equiv_classes): Use above function to remove pseudo-registers.
12935 (invalidate): Likewise.
12937 2008-01-13 Richard Guenther <rguenther@suse.de>
12939 PR middle-end/34601
12940 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12941 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12943 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12945 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12946 validate_change to unshare the source of the PC set.
12948 2008-01-12 Jan Hubicka <jh@suse.cz>
12950 PR middle-end/32135
12951 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12952 references above array bounds. This might trigger bounds checks for
12953 pointers to arrays.
12955 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12957 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12958 new_replaceable_dependencies.
12960 2008-01-12 Doug Kwan <dougkwan@google.com>
12962 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12963 instead of OPT_Wreturn_type in warning due to ignored return type
12965 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12966 options included in -Wextra.
12967 * c.opt: New option -Wignored_qualifiers.
12968 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12969 -Wignore_qualifiers.
12970 (-Wignored-qualifiers): Document.
12971 (-Wreturn-type): Remove description of functionality now handled
12972 by -Wignored-qualifiers.
12974 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12977 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12978 NOP_EXPR if it is between integral types with the same precision.
12980 2008-01-12 Jan Hubicka <jh@suse.cz>
12983 * invoke.texi (max-inline-recursive-depth): Fix default value.
12985 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12987 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12990 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12992 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12994 2008-01-11 James E. Wilson <wilson@specifix.com>
12997 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12999 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13001 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13002 save/restore frame pointer register and don't use 'call-prologues'
13003 optimization in function with "OS_task" attribute.
13005 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13007 PR middle-end/31309
13008 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13009 when copying to memory.
13011 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13013 PR rtl-optimization/30905
13014 * cfgcleanup.c: Include dce.h
13015 (crossjumps_occured): New global variable.
13016 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13017 If something changed, set crossjumps_occured to true.
13018 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13019 Don't add/remove fake edges to exit here...
13020 (cleanup_cfg): ...but do it here, when crossjumping.
13021 Run a fast DCE when successful crossjumps occured in the latest
13022 iteration of try_optimize_cfg.
13024 2008-01-11 Richard Guenther <rguenther@suse.de>
13026 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13027 (struct vn_unary_op_s): Likewise.
13028 (vn_reference_insert): Free old reference on hash collision.
13030 2008-01-10 Raksit Ashok <raksit@google.com>
13032 PR rtl-optimization/27971
13033 * combine.c (find_split_point): Split PLUS expressions which are
13034 inside a MEM rtx, and whose first operand is complex.
13036 2008-01-10 DJ Delorie <dj@redhat.com>
13038 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13039 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13040 (m32c_hard_regno_ok): Call the underlying function.
13042 2008-01-10 Richard Guenther <rguenther@suse.de>
13044 PR middle-end/34683
13045 * tree-cfg.c (tree_merge_blocks): Do not go through the
13046 full-blown folding and stmt updating path if we just deal
13047 with virtual operands.
13048 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13049 test for abnormal SSA_NAMEs.
13051 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13053 PR middle-end/34641
13054 * reload.c (push_reload): Add assertions. All constants from
13055 reg_equiv_constant should have been used for replacing the respective
13057 (find_reloads_address): Invoke find_reloads_address_part for
13058 constant taken from the reg_equiv_constant array.
13060 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13062 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13063 field (valnum) the first in the struct. Replace bools with
13066 2008-01-10 Richard Guenther <rguenther@suse.de>
13068 PR tree-optimization/34651
13069 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13070 types and ordering for masking and converting.
13072 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13074 PR tree-optimization/34017
13075 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13076 also for PHI_NODE expressions.
13078 2008-01-09 Jan Hubicka <jh@suse.cz>
13080 PR tree-optimization/34708
13081 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13082 based on number of case labels.
13083 (init_inline_once): Remove switch_cost.
13084 * tree-inline.h (eni_weights_d): Remove switch_cost.
13086 2008-01-09 Richard Guenther <rguenther@suse.de>
13087 Andrew Pinski <andrew_pinski@playstation.sony.com>
13089 PR middle-end/30132
13090 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13091 temporary if an rvalue is ok or an lvalue is not required.
13093 2008-01-09 Richard Guenther <rguenther@suse.de>
13095 PR middle-end/34458
13096 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13097 adjust return type.
13099 2008-01-09 Richard Guenther <rguenther@suse.de>
13101 PR middle-end/34679
13102 * tree.c (host_integerp): Check for sizetype only if the
13103 type is an integer type.
13105 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13108 * opts.c (decode_options): Disable inlining of functions called
13109 once if not in unit-at-a-time mode.
13111 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13113 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13115 2008-01-08 Richard Guenther <rguenther@suse.de>
13117 PR middle-end/31863
13118 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13119 out early if the result will be unused.
13121 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13126 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13127 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13130 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13132 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13133 for vectorization tuned.
13135 2008-01-08 Richard Guenther <rguenther@suse.de>
13137 PR tree-optimization/34683
13138 * tree-ssa-operands.c (operand_build_cmp): Export.
13139 * tree-ssa-operands.h (operand_build_cmp): Declare.
13140 * tree-vn.c (vuses_compare): Remove.
13141 (sort_vuses): Use operand_build_cmp.
13142 (sort_vuses_heap): Likewise.
13143 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13144 to re-use old VEC if available. Do not sort already sorted VUSEs.
13145 (vdefs_to_vec): Do not sort already sorted VDEFs.
13147 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13149 PR middle-end/34694
13150 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13152 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13155 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13156 limitations of reciprocal sequences on x86 targets.
13158 2008-01-08 Richard Guenther <rguenther@suse.de>
13160 PR tree-optimization/34683
13161 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13163 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13166 * config/darwin.c (darwin_mergeable_string_section): Don't use
13167 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13169 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13173 negxf2. Macroize expander using X87MODEF mode iterator. Change
13174 predicates of op0 and op1 to register_operand.
13175 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13176 expander using X87MODEF mode iterator. Change predicates of
13177 op0 and op1 to register_operand.
13178 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13179 corresponding patterns and macroize using MODEF macro. Change
13180 predicates of op0 and op1 to register_operand and remove
13181 "m" constraint. Disparage "r" alternative with "!".
13182 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13183 macroize using X87MODEF macro. Change predicates of op0 and op1
13184 to register_operand and remove "m" constraint. Disparage "r"
13185 alternative with "!".
13186 (absneg splitter with memory operands): Remove.
13187 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13188 patterns and macroize using X87MODEF mode iterator.
13189 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13190 Change predicate of op1 to register_operand.
13191 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13192 for memory operands.
13194 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13196 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13198 2008-01-07 Richard Guenther <rguenther@suse.de>
13200 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13203 2008-01-07 Richard Guenther <rguenther@suse.de>
13205 PR tree-optimization/34683
13206 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13207 VOPs of the needed size to save memory. Use VEC_quick_push
13208 to save compile-time.
13209 (vdefs_to_vec): Likewise.
13211 2008-01-07 Sa Liu <saliu@de.ibm.com>
13213 * config/spu/spu.md (divdf3): Genetate inline code for double
13214 division. The implementation doesn't handle INF or NAN, therefore it
13215 only applies when -ffinite-math-only is given.
13217 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13220 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13221 * doc/cpp.texi ([Common Predefined Macros]): Document.
13223 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13225 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13226 order to use commutative addition instead of subtraction.
13228 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13229 Mircea Namolaru <namolaru@il.ibm.com>
13230 Vladimir Yanovsky <yanov@il.ibm.com>
13231 Revital Eres <eres@il.ibm.com>
13233 PR tree-optimization/34263
13234 * tree-outof-ssa.c (process_single_block_loop_latch,
13235 contains_tree_r): New functions.
13236 (analyze_edges_for_bb): Call process_single_block_loop_latch
13237 function to empty single-basic-block latch block if possible.
13239 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13241 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13243 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13245 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13247 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13249 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13251 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13253 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13255 PR tree-optimization/34618
13256 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13259 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13262 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13263 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13264 Update copyright year.
13266 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13267 Update copyright year.
13268 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13271 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13273 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13274 edge does not point to current bb before changing need_assert.
13276 2008-01-04 Richard Guenther <rguenther@suse.de>
13278 PR middle-end/34029
13279 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13280 for verifying purposes if they are is_gimple_min_invariant.
13282 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13284 PR tree-optimization/34448
13285 PR tree-optimization/34465
13286 * gimplify.c (gimplify_init_constructor): Add new parameter
13287 notify_temp_creation. Use it.
13288 (gimplify_modify_expr_rhs): Take volatiles into account when
13289 optimizing constructors.
13290 Do not optimize constructors if gimplify_init_constructor will dump to
13292 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13293 * gcc.c-torture/compile/pr34448.c: New.
13295 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13297 PR gcov-profile/34609
13298 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13299 return_slot if result is TREE_ADDRESSABLE.
13301 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13303 * config/mips/mips.md (sqrt_condition): Tweak comment.
13304 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13306 2008-01-03 Tom Tromey <tromey@redhat.com>
13309 * c-common.c (c_type_hash): Handle VLAs.
13311 2008-01-03 Jan Hubicka <jh@suse.cz>
13313 PR tree-optimization/31081
13314 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13315 0 when inlining and not inlining to first basic block.
13316 (remap_decl): When var is initialized to 0, don't set default_def.
13317 (expand_call_inline): Set entry_bb.
13318 * tree-inline.h (copy_body_data): Add entry_bb.
13320 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13323 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13326 PR tree-optimization/29484
13327 * tree-inline.c (inline_forbidden_p_2): New function.
13328 (inline_forbidden_p): Disallow inlining if some static var
13329 has an address of a local LABEL_DECL in its initializer.
13330 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13333 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13335 PR tree-optimization/34635
13336 * tree-data-ref.c (add_other_self_distances): Make sure that the
13337 evolution step is constant.
13339 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13341 PR middle-end/34608
13342 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13344 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13346 * tree-sra.c (scalarize_init): Insert the generate_element_init
13347 statements after the generate_element_zero statements.
13349 2008-01-02 Richard Guenther <rguenther@suse.de>
13351 PR middle-end/34093
13352 PR middle-end/31976
13353 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13354 for very large number of operands instead of ICEing.
13356 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13359 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13360 while stack probing.
13362 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13364 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13367 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13369 PR libmudflap/26442
13370 * tree-mudflap.c (mx_register_decls): Guard warning by
13371 !DECL_ARTIFICIAL check.
13373 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13375 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13376 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13377 sse5_perm<mode>): Fix constraints.