1 2010-05-16 Richard Guenther <rguenther@suse.de>
3 * alias.c (nonoverlapping_memrefs_p): Remove use of
4 IPA type-escape information.
6 2010-05-16 Joseph Myers <joseph@codesourcery.com>
8 * c-common.c (c_common_reswords): Add _Static_assert for C.
9 * c-parser.c (c_token_starts_declaration,
10 c_parser_next_token_starts_declaration,
11 c_parser_static_assert_declaration_no_semi,
12 c_parser_static_assert_declaration): New.
13 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
14 Handle static assertions if static_assert_ok.
15 (c_parser_external_declaration, c_parser_declaration_or_fndef,
16 c_parser_compound_statement_nostart, c_parser_label,
17 c_parser_for_statement, c_parser_objc_methodprotolist,
18 c_parser_omp_for_loop): All callers of
19 c_parser_declaration_or_fndef changed.
20 (c_parser_struct_declaration): Handle static assertions.
21 (c_parser_compound_statement_nostart): Use
22 c_parser_next_token_starts_declaration and
23 c_token_starts_declaration to detect start of declarations.
24 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
27 2010-05-16 Anatoly Sokolov <aesok@post.ru>
29 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
30 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
31 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
32 TARGET_FUNCTION_VALUE_REGNO_P): Define.
33 (mmix_function_outgoing_value): Rename to...
34 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
35 (mmix_function_value_regno_p): Make static.
36 (mmix_libcall_value): New function.
37 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
38 mmix_function_value_regno_p): Remove declaration.
40 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
42 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
43 BUILT_IN_ALLOCA if stack checking is enabled.
45 2010-05-16 Richard Guenther <rguenther@suse.de>
47 * var-tracking.c (vars_copy_1): Inline ...
48 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
49 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
50 (variable_merge_over_cur): Adjust. Merge asserts.
51 (variable_merge_over_src): Likewise.
52 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
53 (variable_post_merge_new_vals): Merge asserts.
54 (variable_post_merge_perm_vals): Likewise.
55 (find_mem_expr_in_1pdv): Likewise.
56 (dataflow_set_different_value): Remove.
57 (onepart_variable_different_p): Merge asserts.
58 (variable_different_p): Likewise.
59 (dataflow_set_different_1): Inline ...
60 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
61 (emit_notes_for_differences_1): Merge asserts.
63 2010-05-16 Richard Guenther <rguenther@suse.de>
65 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
66 * optabs.c (libfunc_decl_hash): Likewise.
67 * varasm.c (emutls_decl): Likewise.
69 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
71 * c-decl.c: Don't include gimple.h.
72 (merge_decls): Do not copy gimple_body.
74 2010-05-15 Jason Merrill <jason@redhat.com>
76 * c.opt: Add -fnothrow-opt.
78 2010-05-15 Jan Hubicka <jh@suse.cz>
80 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
82 * passes.c (ipa_write_summaries): Write all analyzed nodes.
84 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
86 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
87 * Makefile.in: Add it.
88 Fix all other Makefile dependencies for changes below.
89 * tree.h: Include it instead of defining VEC primitives here.
92 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
93 * except.h: Include vecir.h, break dependence on tree.h.
95 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
97 * tree-iterator.c: ...to here.
98 * tree-iterator.h: Fix file introduction comment. Add extern markers.
100 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
102 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
103 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
104 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
105 tree-mudflap.h, and target.h.
106 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
107 predict.h, tree-inline.h, gimple.h, and langhooks.h.
108 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
109 Add FIXME for why gimple.h is still included (should be unnecessary
110 since GCC 4.5 gimplification unit-at-a-time).
111 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
112 * c-pragma.c: Add FIXME for why function.h needs to be included just
113 for cfun, at front-end level.
114 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
115 Do not include ggc.h, but include vecprim.h for VEC(char).
116 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
117 Explain why target.h is included.
118 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
119 Explain why gimple.h is included.
120 * c-ppoutput.c: Do not include tm.h.
121 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
122 * c-parses.c: Explain why rtl.h is included, and that this (and only
123 this) is also why tm.h must be included.
124 Do not include except.h.
125 * c-lang.c: Do not include ggc.h.
127 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
129 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
131 2010-05-15 Joseph Myers <joseph@codesourcery.com>
133 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
134 unions by default if those structs and unions have no tags. Do
135 not condition anonymous struct and unions handling on flag_iso.
136 Allow anonymous structs and unions for C1X.
137 (finish_struct): Do not diagnose lack of named fields when
138 anonymous structs and unions present for C1X. Accept flexible
139 array members in structure with anonymous structs or unions but no
140 directly named fields.
141 * doc/extend.texi (Unnamed Fields): Update.
143 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
145 * gimple.h (compare_field_offset): Rename into...
146 (gimple_compare_field_offset): ...this.
147 * gimple.c (compare_field_offset): Rename into...
148 (gimple_compare_field_offset): ...this. Compare the full access if
149 the offset is self-referential.
150 (gimple_types_compatible_p): Adjust for above renaming.
151 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
152 DECL_NONADDRESSABLE_P flag of fields before merging them.
154 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
156 * tree.h (ctor_to_list): Delete.
157 * tree.c (ctor_to_list): Delete.
159 2010-05-15 Jan Hubicka <jh@suse.cz>
161 * ipa-reference.c: Include toplev.h
162 (is_proper_for_analysis): Only add to all_module_statics
164 (write_node_summary_p, stream_out_bitmap,
165 ipa_reference_write_optimization_summary,
166 ipa_reference_read_optimization_summary): New.
167 (struct ipa_opt_pass_d pass_ipa_reference): Add
168 optimization summary streaming.
169 * lto-cgraph.c (referenced_from_this_partition_p,
170 reachable_from_this_partition_p): New functions.
171 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
172 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
173 * opts.c (decode_options): Enable ipa_reference.
174 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
175 * lto-streamer.h (referenced_from_this_partition_p,
176 reachable_from_this_partition_p): Declare.
178 2010-05-15 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/44038
181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
182 taking the address of a V_C_E of a constant.
184 2010-05-14 Jan Hubicka <jh@suse.cz>
186 * tree.h (memory_identifier_string): Remove.
187 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
188 (ipa_reference_global_vars_info_d): Remove statics_not_read and
190 (ipa_reference_optimization_summary_d): New structure.
191 (ipa_reference_optimization_summary_t): New type and vector.
192 (ipa_reference_vars_info_d): Embedd structures instead of using
194 (reference_vars_to_consider): Remove out of GGC space.
195 (module_statics_escape): Remove.
196 (global_info_obstack): Rename to ...
197 (optimization_summary_obstack): ... this one.
198 (initialization_status_t): Remove.
199 (memory_identifier_string): Remove.
200 (get_reference_vars_info): Fix indenting.
201 (set_reference_vars_info): Likewise.
202 (get_reference_optimization_summary): New.
203 (set_reference_optimization_summary): New.
204 (get_global_reference_vars_info): Remove.
205 (ipa_reference_get_read_global): Remove.
206 (ipa_reference_get_written_global): Remove.
207 (ipa_reference_get_not_read_global): Update.
208 (ipa_reference_get_not_written_global): Update.
209 (is_proper_for_analysis): Outlaw addressable.
210 (propagate_bits): Update for new datastructures.
211 (analyze_variable): Remove.
212 (init_function_info): Update for new datastructures.
213 (clean_function_local_data): Remove.
214 (clean_function): Remove.
215 (copy_global_bitmap): Use optimizations_summary_obstack.
216 (duplicate_node_data): Duplicate optimization summary only.
217 (remove_node_data): Remove optimization summary only.
218 (generate_summary): Do not analyze variables; do not compute
219 module_statics_escape; do not prune solutions by it.
220 (read_write_all_from_decl): Fix typos in comments.
221 (propagate): Doscover readonly and nonaddressable first;
222 update for new datastructures; share global bitmaps.
223 * ipa-reference.h (ipa_reference_get_read_global,
224 ipa_reference_get_written_global): Remove.
225 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
226 * Makefile.in: Remove ipa-refereference from GT files.
228 2010-05-14 Jakub Jelinek <jakub@redhat.com>
231 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
232 for all SYMBOL_REF_DECLs.
234 2010-05-14 Jan Hubicka <jh@suse.cz>
236 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
237 (varpool_all_refs_explicit_p): New inline function.
238 * ipa-reference.c: Update comment.
239 (module_statics_written): Remove.
240 (get_static_decl): Remove.
241 (ipa_init): Do not initialize module_statics_written.
242 (analyze_function): Likewise.
243 (generate_summary): Likewise; do not compute module_statics_readonly
244 and do not update variable flags.
245 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
246 * ipa.c: Inlucde flags.h
247 (cgraph_local_node_p): New.
248 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
249 promote functions to local.
250 (ipa_discover_readonly_nonaddressable_vars): New function.
251 (function_and_variable_visibility): Use cgraph_local_node_p.
252 * varpool.c (varpool_finalize_decl): Set force_output for
253 DECL_PRESERVE_P vars.
255 2010-05-14 Jan Hubicka <jh@suse.cz>
257 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
259 2010-05-14 Richard Guenther <rguenther@suse.de>
261 PR tree-optimization/44119
262 * tree-ssa-pre.c (eliminate): Properly mark replacement of
263 a PHI node necessary.
265 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
267 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
269 2010-05-14 Jason Merrill <jason@redhat.com>
272 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
273 (gimple_call_set_nothrow): New.
274 * gimple.c (gimple_build_call_from_tree): Call it.
275 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
278 * gimplify.c (gimplify_seq_add_stmt): No longer static.
279 * gimple.h: Declare it.
280 * gimple.c (gimple_build_eh_filter): No ops.
282 2010-05-14 Jan Hubicka <jh@suse.cz>
284 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
285 nodes already in queue.
286 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
289 2010-05-14 Jakub Jelinek <jakub@redhat.com>
292 * cfgexpand.c (expand_debug_expr): If non-memory op0
293 has BLKmode, return NULL.
295 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
297 * config.gcc: Add support for --with-cpu option for bdver1.
298 * config/i386/i386.h (TARGET_BDVER1): New macro.
299 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
300 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
301 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
302 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
303 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
304 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
305 (processor_type): Add PROCESSOR_BDVER1.
306 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
307 processor_type in config/i386/i386.h.
308 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
309 movaps <reg, reg> instead of movapd <reg, reg> when replacing
310 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
311 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
312 to emit packed xor instead of packed double/packed integer
313 xor for SSE and AVX when moving a zero value.
314 * config/i386/sse.md: Add check for
315 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
316 movapd/movdqa for SSE and AVX.
317 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
318 single logical operations i.e and, or and xor instead of packed double
319 logical operations for SSE and AVX.
320 * config/i386/i386-c.c (ix86_target_macros_internal):
321 Add PROCESSOR_BDVER1.
322 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
323 (has_fma4, has_xop): New.
324 * config/i386/i386.c (bdver1_cost): New variable.
325 (m_BDVER1): New macro.
326 (m_AMD_MULTIPLE): Add m_BDVER1.
327 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
328 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
329 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
330 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
331 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
332 x86_tune_sse_partial_reg_dependency,
333 x86_tune_sse_unaligned_load_optimal,
334 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
335 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
336 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
337 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
338 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
339 Enable/disable for bdver1.
340 (processor_target_table): Add bdver1_cost.
341 (cpu_names): Add bdver1.
342 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
343 processor_alias_table.
344 (ix86_expand_vector_move_misalign): Change.
345 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
346 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
347 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
348 of movupd/movdqu for SSE and AVX.
349 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
350 (ix86_tune_adjust_cost): Add code for bdver1.
351 (standard_sse_constant_opcode): Add check for
352 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
353 of packed double xor for SSE and AVX.
355 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
357 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
360 2010-05-14 Tristan Gingold <gingold@adacore.com>
362 * toplev.c (default_debug_hooks): Remove this variable.
363 (process_options): Remove assignments to default_debug_hooks.
365 2010-05-14 Martin Jambor <mjambor@suse.cz>
367 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
368 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
369 * langhooks.h (struct lang_hooks_for_decls): Removed field
371 * tree.c (free_lang_data): Remove assignment to
372 lang_hooks.fold_obj_type_ref.
373 * tree.def (OBJ_TYPE_REF): Update comment.
375 2010-05-14 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/44124
378 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
380 2010-05-14 Alan Modra <amodra@gmail.com>
383 * config/rs6000/rs6000.c (struct machine_function): Reorder
384 fields for better packing. Add lr_save_state.
385 (rs6000_ra_ever_killed): Return lr_save_state if set.
386 (rs6000_emit_eh_reg_restore): Set lr_save_state.
388 2010-05-13 Jan Hubicka <jh@suse.cz>
390 * varpool.c (decide_is_variable_needed): Drop code checking
391 TREE_SYMBOL_REFERENCED.
393 2010-05-13 Jan Hubicka <jh@suse.cz>
395 * final.c (output_addr_const): Do not call mark_decl_referenced.
396 * cgraphunit.c (process_function_and_variable_attributes): Use
397 mark_needed_node dirrectly.
398 (assemble_thunk): Do not call mark_decl_referenced.
400 2010-05-13 Anatoly Sokolov <aesok@post.ru>
402 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
404 2010-05-13 Jeff Law <law@redhat.com>
406 * ira-conflicts.c (print_allocno_conflicts): New function broken out
408 (print_conflicts): Call print_allocno_conflicts.
410 2010-05-13 Jakub Jelinek <jakub@redhat.com>
413 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
416 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
418 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
419 t-mingw-w64 or t-mingw-w32 for multilib configuration.
420 * config/i386/t-mingw-w32: New.
421 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
423 2010-05-13 Martin Jambor <mjambor@suse.cz>
425 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
427 * gimple-fold.c (get_base_binfo_for_type): New function.
428 (gimple_get_relevant_ref_binfo): Likewise.
429 (gimple_fold_obj_type_ref_known_binfo): Likewise.
430 (gimple_fold_obj_type_ref): Likewise.
431 (fold_gimple_call): Simplify condition for folding virtual calls
432 and call gimple_fold_obj_type_ref.
433 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
434 (gimple_fold_obj_type_ref_known_binfo): Likewise.
436 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
438 * config/rs6000/rs6000-protos.h
439 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
440 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
441 (rs6000_debug_mode_dependent_address)
442 (rs6000_mode_dependent_address_ptr): Likewise.
444 2010-05-13 Jakub Jelinek <jakub@redhat.com>
447 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
449 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
450 * tree-sra.c (create_access_replacement): Call unshare_expr before
451 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
452 * dwarf2out.c: Include tree-flow.h.
453 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
454 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
455 Handle DW_OP_bit_piece.
456 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
457 construct_piece_list, adjust_piece_list): New functions.
458 (add_var_loc_to_decl): Handle SRA optimized variables.
459 Adjust for var_loc_note to loc field renaming.
460 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
461 in VAR_LOCATION note.
462 (new_loc_descr_op_bit_piece): New function.
463 (dw_sra_loc_expr): New function.
464 (dw_loc_list): Use it. Don't handle the last range after the
465 loop, handle it inside of the loop. Adjust for var_loc_note
466 to loc field renaming.
467 (add_location_or_const_value_attribute): Only special case
468 single entry loc lists if loc is NOTE_P. Adjust for
469 var_loc_note to loc field renaming.
470 (dwarf2out_var_location): Don't set newloc->var_loc_note
471 and newloc->next here.
473 2010-05-12 Jan Hubicka <jh@suse.cz>
475 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
477 * cgraph.h (cgraph_only_called_directly_p,
478 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
479 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
480 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
482 * ipa.c (cgraph_remove_unreachable_nodes): Use
483 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
485 * tree-inline.c (copy_bb): Check address_taken flag.
486 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
487 externally_visible flag.
489 2010-05-12 Jason Merrill <jason@redhat.com>
493 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
494 * sdbout.c (plain_type_1): Likewise.
495 * dwarf2out.c (is_base_type): Likewise.
496 (gen_type_die_with_usage): Likewise. Generate
497 DW_TAG_unspecified_type for any LANG_TYPE.
499 2010-05-12 Jan Hubicka <jh@suse.cz>
501 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
503 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
504 (cgraph_clone_edge): Update.
505 (cgraph_node_remove_callees): Remove indirect calls too.
506 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
507 (cgraph_create_indirect_edge): Update prototype.
508 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
509 is_proper_for_analysis.
510 (add_new_function, visited_nodes, function_insertion_hook_holder,
511 get_local_reference_vars_info, mark_address_taken, mark_address,
512 mark_load, mark_store, check_asm_memory_clobber, check_call,
513 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
514 (ipa_init): Do not initialize visited_nodes;
515 function_insertion_hook_holder.
516 (analyze_variable): Rewrite.
517 (analyze_function): Rewrite.
518 (copy_local_bitmap): Remove.
519 (duplicate_node_dat): Do not duplicate local info.
520 (generate_summary): Simplify to only walk cgraph.
521 (write_node_summary_p, ipa_reference_write_summary,
522 ipa_reference_read_summary): Remove.
523 (propagate): Do not remove function insertion;
525 (pass_ipa_reference): NULLify summary handling fields.
526 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
527 (input_edge): Input ecf_flags.
528 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
529 (update_indirect_edges_after_inlining): Ignore edges with unknown
532 2010-05-12 Sriraman Tallam <tmsriram@google.com>
534 * implicit-zee.c: New file.
535 * tree-pass.h (pass_implicit_zee): Declare.
536 * passes.c (init_optimization_passes): Add zee pass.
537 * common.opt (fzee): New flag.
538 * timevar.def (TV_ZEE): Define.
539 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
541 * Makefile.in (implicit-zee.o): Add new build file.
543 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
544 Nathan Froyd <froydnj@codesourcery.com>
546 * c-common.c (sync_resolve_params): Remove write-only variable.
548 2010-05-12 Anatoly Sokolov <aesok@post.ru>
550 * target.h (struct gcc_target): Add mode_dependent_address_p field.
551 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
552 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
553 * targhooks.c (default_mode_dependent_address_p): New function.
554 * targhooks.h (default_mode_dependent_address_p): Declare function.
555 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
556 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
557 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
558 target hook. Change return type to bool.
559 * recog.h: (mode_dependent_address_p): Change return type to bool.
561 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
562 Nathan Froyd <froydnj@codesourcery.com>
564 * tree-mudflap.c (build_function_type_0, build_function_type_1,
565 build_function_type_2, build_function_type_3): Remove.
566 (mudflap_init): Use build_function_type_list.
568 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
569 Nathan Froyd <froydnj@codesourcery.com>
571 * coverage.c (build_fn_info_value): Call build_constructor instead of
572 build_constructor_from_list.
573 (build_ctr_info_value): Likewise.
574 (build_gcov_info): Likewise.
576 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
578 * tree.c (build_constructor): Compute TREE_CONSTANT for the
579 resultant constructor.
580 (build_constructor_single): Don't set TREE_CONSTANT.
581 (build_constructor_from_list): Don't compute TREE_CONSTANT.
583 2010-05-12 Jan Hubicka <jh@suse.cz>
585 * cgraph.h (struct varpool_node): Add aux.
586 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
587 * varpool.c (varpool_remove_node): Do not remove initializer.
588 (varpool_reset_queue): Export.
589 (varpool_finalize_decl): Volatile vars are forced to be output.
590 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
592 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
593 process_references, varpool_can_remove_if_no_refs): New functions.
594 (cgraph_remove_unreachable_nodes): Handle variables too.
596 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
599 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
601 2010-05-12 Jakub Jelinek <jakub@redhat.com>
604 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
605 change value of ORT_TASK.
606 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
607 (omp_notice_threadprivate_variable): New function.
608 (omp_notice_variable): Call it for threadprivate variables.
609 If enclosing ctx is a task, print enclosing task rather than
610 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
611 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
612 if task has untied clause.
615 * dwarf2out.c (base_type_die): Don't add name attribute here.
616 (modified_type_die): Instead of sizetype use
617 its underlying original type. If a DW_TAG_base_type doesn't
618 have name added, add __unknown__.
619 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
620 always call force_type_die instead.
622 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
624 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
625 for __stack_chk_guard.
627 2010-05-11 Jakub Jelinek <jakub@redhat.com>
629 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
630 don't call start_source_file debug hook here...
631 (finish_options): ... but here, after outputting predefined and
632 command line defines and undefs.
635 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
637 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
638 optimizing away empty bb with no successors, move over its
639 footer chain to fallthru predecessor.
640 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
641 (rtl_split_edge): For asm goto call patch_jump_insn even if
642 splitting fallthru edge.
645 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
646 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
647 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
648 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
652 * c-parser.c (c_parser_expression): Mark LHS of a comma
653 expression as read if it is a decl, handled component or
654 COMPOUND_EXPR with that on the RHS.
655 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
656 if it is a decl or handled component.
658 2010-05-11 Jan Hubicka <jh@suse.cz>
660 * lto-symtab.c (lto_symtab_free): New function.
661 * lto-streamer.h (lto_symtab_free): Declare.
663 2010-05-11 Jan Hubicka <jh@suse.cz>
665 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
666 that if function is needed it is reachable.
667 (lto_output_node): See if it the function is reachable or referenced.
668 (output_cgraph): Update call of lto_output_node.
669 * lto-streamer.h (reachable_from_other_partition_p): Declare.
671 2010-05-11 Jan Hubicka <jh@suse.cz>
673 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
676 2010-05-11 Jan Hubicka <jh@suse.cz>
678 PR tree-optimize/44063
679 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
681 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
683 (estimate_function_body_sizes): Compute sizes even when disregarding.
685 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
687 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
689 2010-05-11 Jan Hubicka <jh@suse.cz>
691 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
694 2010-05-11 Jan Hubicka <jh@suse.cz>
696 * matrix-reorg.c (matrix_reorg): Rebuild edges.
698 2010-05-11 Jan Hubicka <jh@suse.cz>
700 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
701 lto_streamer_cache_delete): Put nodes into heap.
702 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
705 2010-05-11 Jan Hubicka <jh@suse.cz>
707 * cgraphbuild.c (cgraph_rebuild_references): New.
708 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
710 * cgraph.h (cgraph_rebuild_references): Declare.
711 * tree-inline.c (tree_function_versioning): Use it.
712 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
714 2010-05-11 Jan Hubicka <jh@suse.cz>
716 * cgraph.c: Include ipa-utils.h
717 (cgraph_create_virtual_clone): Update references.
718 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
720 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
722 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
723 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
726 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
728 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
730 2010-05-11 Jakub Jelinek <jakub@redhat.com>
732 * gcc.c (execute): For -### don't quote arguments that
733 contain just alphanumerics and _/-. characters.
734 * doc/invoke.texi: Document that change for -###.
737 * df-problems.c (struct dead_debug): Add to_rescan field.
738 (dead_debug_init): Clear to_rescan field.
739 (dead_debug_finish): Rescan all debug insns in to_rescan
740 bitmap and free the bitmap.
741 (dead_debug_insert_before): Instead of rescanning debug insns
742 immediately queue their rescanning until dead_debug_finish.
743 (df_note_bb_compute): After dead_debug_add do continue instead
746 2010-05-10 Jakub Jelinek <jakub@redhat.com>
749 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
750 clear also INSN_REG_USE_LIST.
752 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
754 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
756 2010-05-10 Jan Hubicka <jh@suse.cz>
758 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
761 2010-05-10 Jan Hubicka <jh@suse.cz>
763 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
765 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
766 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
767 (lto_streamer_cache_create): Init alloc pool.
768 (lto_streamer_cache_delete): Free alloc pool.
769 * lto-streamer.h: Include alloc pool.
770 (lto_streamer_cache_d): Use alloc pool.
771 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
773 2010-05-10 Jan Hubicka <jh@suse.cz>
775 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
776 * cgraphbuild.c: Include except.h
777 (record_type_list, record_eh_tables): New function.
778 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
780 2010-05-10 Jan Hubicka <jh@suse.cz>
782 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
783 __frame_dummy_init_array_entry, force_to_data): Attribute as used
786 2010-05-10 Michael Matz <matz@suse.de>
788 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
789 (can_reassociate_p): Use FLOAT_TYPE_P.
790 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
791 (vect_force_simple_reduction): ... this.
792 * tree-parloops.c (gather_scalar_reductions): Use
793 vect_force_simple_reduction.
794 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
795 vect_is_simple_reduction, add modify argument, if true rewrite
797 (vect_is_simple_reduction, vect_force_simple_reduction): New
799 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
801 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
802 Vladimir Makarov <vmakarov@redhat.com>
804 PR rtl-optimization/44012
805 * ira-build.c (remove_unnecessary_allocnos): Nullify
806 regno_allocno_map of the removed allocno.
808 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
812 * configure: Regenerate.
814 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
816 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
818 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
819 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
821 * configure: Regenerate.
823 2010-05-10 Richard Guenther <rguenther@suse.de>
825 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
826 marked if the entry identifier is marked.
828 2010-05-10 Richard Guenther <rguenther@suse.de>
830 * c-common.c (struct c_common_attributes): Add fnspec attribute.
831 (handle_fnspec_attribute): New function.
832 * gimple.h (gimple_call_return_flags): Declare.
833 (gimple_call_arg_flags): Likewise.
834 * gimple.c (gimple_call_arg_flags): New function.
835 (gimple_call_return_flags): Likewise.
836 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
838 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
840 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
841 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
843 (make_heapvar_for): ... this new function.
844 (handle_rhs_call): Handle fnspec attribute argument specifiers.
845 (handle_lhs_call): Likewise.
846 (find_func_aliases): Adjust.
848 2010-05-10 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/44050
851 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
853 2010-05-10 Wei Guozhi <carrot@google.com>
856 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
858 2010-05-09 Joseph Myers <joseph@codesourcery.com>
861 * c-typeck.c (lookup_field): Take a type directly. Update
863 (build_component_ref): Update call to lookup_field.
864 (set_init_label): Use lookup_field to find initialized field.
865 Handle returned list of fields like a sequence of designators.
867 2010-05-09 Richard Guenther <rguenther@suse.de>
870 * fold-const.c (tree_single_nonzero_warnv_p): Properly
871 handle &FUNCTION_DECL.
873 2010-05-09 Joseph Myers <joseph@codesourcery.com>
876 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
877 structures and unions recursively.
878 (detect_field_duplicates): Move duplicate detection with a hash to
879 detect_field_duplicates_hash. Always use a hash if anonymous
880 structures or unions are present.
881 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
884 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
887 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
888 detect Atom, Core 2 and Core i7.
890 2010-05-09 Richard Guenther <rguenther@suse.de>
892 * gcc.c (store_arg): Handle temporary file deletion for
895 2010-05-09 Richard Guenther <rguenther@suse.de>
898 * ipa-inline.c (estimate_function_body_sizes): Return after
899 disregarding inline limits.
901 2010-05-09 Richard Guenther <rguenther@suse.de>
903 * gcc.c (store_arg): Revert last change.
905 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
908 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
909 (optimize_ops_list): Call it.
911 2010-05-08 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/44030
914 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
915 NECESSARY flag if we propagate from a inserted expression.
917 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
919 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
920 domain types as equal if they are both PLACEHOLDER_EXPRs.
922 2010-05-08 Richard Guenther <rguenther@suse.de>
924 * lto-wrapper.c (run_gcc): Remove linker output from
925 command line for LTRANS invocation.
927 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
929 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
930 lto-macho as lto_binary_reader.
931 * target.h (struct gcc_target): New hooks lto_start and lto_end.
932 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
933 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
934 in lto_start and lto_end calls.
935 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
937 (scan_prog_file): Update is_elf_or_coff call.
938 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
940 * collect2.c (main): Fix enum comparison.
942 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
944 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
945 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
946 and TARGET_ASM_LTO_END.
947 * darwin.c: Include obstack.h and lto-streamer.h.
948 (lto_section_names_offset, lto_section_names_obstack,
949 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
951 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
952 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
954 (darwin_asm_lto_end): New function. Restore asm_out_file.
955 (darwin_asm_named_section): For LTO sections, replace the name with
956 the offset of the section name in a string table, and build this
958 (darwin_file_start): Initialize global vars for LTO support.
959 (darwin_file_end): If output to asm_out_file was redirected, append it
960 to the proper asm_out_file here. Add the section names section.
962 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
964 * c-pragma.c (pending_weak_d, pending_weak): New.
965 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
966 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
967 handle_pragma_weak): Update the uses of pending_weaks.
969 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
971 PR documentation/44016
972 * doc/standards.texi (Standards): Link to unversioned
973 cxx0x_status.html page.
975 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
978 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
979 in addition to TREE_USED, to avoid "set but unused" warnings.
981 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
983 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
984 (is_loop_prefetching_profitable): Do not insert prefetches
985 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
986 times the prefetch ahead distance.
988 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
990 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
991 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
992 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
995 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
997 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
998 a diagnostic info when the insn-to-mem ratio is too small.
1000 2010-05-07 Richard Guenther <rguenther@suse.de>
1002 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1004 (store_arg): Queue temp_filename for deletion instead of
1007 2010-05-07 Richard Guenther <rguenther@suse.de>
1009 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1010 (run_gcc): Handle LTRANS phase invocation.
1011 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1013 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1015 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1016 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1018 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1020 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1022 2010-05-07 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/44020
1025 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1026 code when PRE is not yet initialized.
1028 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1030 * config/mips/dbxmdebug.h: Remove.
1031 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1033 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1035 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1036 with null pointer and also warn about ordered comparison of zero with
1039 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1041 * graphite-blocking.c
1042 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1043 * graphite-clast-to-gimple.c
1044 (clast_to_gcc_expression): Same.
1045 (precision_for_value): Same.
1046 (precision_for_interval): Same.
1047 (gcc_type_for_interval): Same.
1048 (graphite_create_new_guard): Same.
1049 (compute_bounds_for_level): Same.
1050 (graphite_create_new_loop_guard): Same.
1051 * graphite-interchange.c
1052 (build_linearized_memory_access): Same.
1053 (pdr_stride_in_loop): Same.
1054 (memory_strides_in_loop_1): Same.
1055 (memory_strides_in_loop): Same.
1056 (extend_scattering): Same.
1057 (psct_scattering_dim_for_loop_depth): Same.
1058 (pbb_number_of_iterations): Same.
1060 (debug_iteration_domains): Same.
1062 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1063 (ppl_set_inhomogeneous_gmp): Same.
1064 (ppl_strip_loop): Same.
1065 (ppl_lexico_compare_linear_expressions): Same.
1066 (ppl_read_polyhedron_matrix): Same.
1067 (ppl_max_for_le_pointset): Same.
1069 (ppl_read_polyhedron_matrix): Same.
1070 (tree_int_to_gmp): Same.
1071 (gmp_cst_to_tree): Same.
1072 (ppl_set_inhomogeneous): Same.
1073 (ppl_set_inhomogeneous_tree): Same.
1074 (ppl_set_coef): Same.
1075 (ppl_set_coef_tree): Same.
1076 * graphite-sese-to-poly.c
1077 (build_pbb_scattering_polyhedrons): Same.
1078 (build_scop_scattering): Same.
1079 (scan_tree_for_params_right_scev): Same.
1080 (scan_tree_for_params): Same.
1081 (find_params_in_bb): Same.
1082 (find_scop_parameters): Same.
1083 (add_upper_bounds_from_estimated_nit): Same.
1084 (build_loop_iteration_domains): Same.
1085 (add_condition_to_domain): Same.
1086 (pdr_add_memory_accesses): Same.
1088 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1090 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1091 CLooG's value_* macros to their respective mpz_* counterparts.
1092 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1093 (graphite_create_new_loop_guard): Same.
1094 * graphite-interchange.c (build_linearized_memory_access): Same.
1095 (pdr_stride_in_loop): Same.
1096 (memory_strides_in_loop_1): Same.
1097 (1st_interchange_profitable_p): Same.
1098 * graphite-poly.c (extend_scattering): Same.
1099 (psct_scattering_dim_for_loop_depth): Same.
1100 (pbb_number_of_iterations): Same.
1101 (pbb_number_of_iterations_at_time): Same.
1102 * graphite-poly.h (new_1st_loop): Same.
1103 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1104 (oppose_constraint): Same.
1105 (insert_constraint_into_matrix): Same.
1106 (ppl_set_inhomogeneous_gmp): Same.
1107 (ppl_set_coef_gmp): Same.
1108 (ppl_strip_loop): Same.
1109 (ppl_lexico_compare_linear_expressions): Same.
1110 (ppl_max_for_le_pointset): Same.
1111 (ppl_min_for_le_pointset): Same.
1112 (ppl_build_realtion): Same.
1113 * graphite-ppl.h (gmp_cst_to_tree): Same.
1114 (ppl_set_inhomogeneous): Same.
1115 (ppl_set_inhomogeneous_tree): Same.
1116 (ppl_set_coef): Same.
1117 (ppl_set_coef_tree): Same.
1118 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1119 (build_scop_scattering): Same.
1120 (add_value_to_dim): Same.
1121 (scan_tree_for_params_right_scev): Same.
1122 (scan_tree_for_params_int): Same.
1123 (scan_tree_for_params): Same.
1124 (find_params_in_bb): Same.
1125 (find_scop_parameters): Same.
1126 (add_upper_bounds_from_estimated_nit): Same.
1127 (build_loop_iteration_domains): Same.
1128 (create_linear_expr_from_tree): Same.
1129 (add_condition_to_domain): Same.
1130 (pdr_add_memory_accesses): Same.
1132 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1133 Jason Merrill <jason@redhat.com>
1135 * c-common.c (c_common_reswords): Add nullptr.
1136 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1137 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1138 (gen_type_die_with_usage): Likewise.
1139 * dbxout.c (dbxout_type): Likewise.
1140 * sdbout.c (plain_type_1): Likewise.
1142 2010-05-06 Jason Merrill <jason@redhat.com>
1144 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1145 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1147 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1149 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1150 stripping WITH_SIZE_EXPR.
1151 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1154 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1156 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1157 list of obsolete configurations.
1158 Disabled check for obsolete configurations.
1159 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1160 Removed support for previous versions.
1161 * config/mips/iris.h: Removed.
1162 * config/mips/iris5.h: Removed.
1163 * config/mips/iris6.h: Merged old iris.h contents.
1164 (TARGET_IRIX): Removed.
1165 (DRIVER_SELF_SPECS): Removed mabi=32.
1166 (IDENT_ASM_OP): Removed undef.
1167 (STARTFILE_SPEC): Removed mabi=32.
1168 (ENDFILE_SPEC): Likewise.
1169 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1170 (MACHINE_TYPE): Update for IRIX 6.5.
1171 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1172 TARGET_IRIX by TARGET_IRIX6.
1173 (mips_file_start): Likewise.
1174 (mips_output_external): Remove IRIX 5/6 O32 support.
1175 (mips_output_function_prologue): Likewise.
1176 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1178 (TARGET_CPU_CPP_BUILTINS): Likewise.
1179 (TARGET_IRIX): Removed.
1180 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1181 (MULTILIB_DIRNAMES): Removed 32.
1182 (MULTILIB_OSDIRNAMES): Removed ../lib.
1183 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1184 (Specific, mips-sgi-irix5): Document removal.
1185 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1186 Remove references to older IRIX 6 releases and the O32 ABI.
1188 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1191 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1192 instead of DF_REF_REAL_REG.
1194 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1197 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1198 handling to still return true for x64 targets.
1200 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1202 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1204 2010-05-06 Jan Hubicka <jh@suse.cz>
1206 PR tree-optimization/43791
1207 * ipa-inline.c (update_caller_keys): Remove bogus
1208 disregard_inline_limits check.
1210 2010-05-06 Michael Matz <matz@suse.de>
1212 PR tree-optimization/43984
1213 * tree-ssa-pre.c (inserted_phi_names): Remove.
1214 (inserted_exprs): Change to bitmap.
1215 (create_expression_by_pieces): Set bits, don't append to vector.
1216 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1217 (eliminate): Don't look at inserted_phi_names, remove deleted
1218 insns from inserted_exprs.
1219 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1220 (init_pre, fini_pre): Allocate and free bitmaps.
1221 (execute_pre): Insert insns on edges before elimination.
1223 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1225 * tree.c (initializer_zerop): Handle STRING_CST.
1227 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1230 * doc/invoke.texi (Wimplicit): Document as C only.
1231 * opts.c (common_handle_option): Add argument kind.
1232 (handle_option): Rename as read_cmdline_option. Factor out code to...
1233 (handle_option): ... here. New.
1234 (handle_options): Rename as read_cmdline_options.
1235 (decode_options): Update call.
1236 (set_option): Use option index instead of option pointer. Classify
1237 diagnostics correctly.
1238 (enable_warning_as_error): Call handle_option.
1239 * opts.h (set_option): Update declaration.
1240 (handle_option): Declare.
1241 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1242 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1243 * c-opts.c (set_Wimplicit): Delete.
1244 (c_family_lang_mask): New static constant.
1245 (c_common_handle_option): Add argument kind. Use handle_option
1246 instead of set_Wimplicit.
1247 (c_common_post_options): warn_implicit and warn_implicit_int
1248 are disabled by default.
1249 * c-common.c (warn_implicit): Do not define here.
1250 * c-common.h (warn_implicit): Do not declare here.
1251 (c_common_handle_option): Update declaration.
1252 * lto-opts.c (lto_reissue_options): Update call to set_option.
1254 2010-05-06 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/43571
1257 * domwalk.c (walk_dominator_tree): Walk the dominator
1258 sons in more optimal order.
1260 2010-05-06 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/43934
1263 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1264 (stmt_cost): Likewise.
1265 (extract_true_false_args_from_phi): New helper.
1266 (determine_max_movement): For PHI nodes verify we can hoist them
1267 and compute their cost.
1268 (determine_invariantness_stmt): Handle PHI nodes.
1269 (move_computations_stmt): Likewise. Hoist PHI nodes in
1270 if-converted form using COND_EXPRs.
1271 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1272 (tree_ssa_lim): Likewise.
1273 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1274 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1276 2010-05-06 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/43987
1279 * tree-ssa-structalias.c (could_have_pointers): For possibly
1280 address-taken variables force pointers to be recorded.
1281 (create_variable_info_for_1): Likewise.
1282 (push_fields_onto_fieldstack): Pass in wheter all fields
1284 (find_func_aliases): Query types instead of vars whether
1285 they contain pointers where appropriate.
1287 2010-05-06 Jan Hubicka <jh@suse.cz>
1289 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1290 (record_reference, mark_address, mark_load, mark_store): Record
1292 (record_references_in_initializer): Update call of record_references.
1293 (rebuild_cgraph_edges): Remove all references before rebuiding.
1294 * cgraph.c (cgraph_create_node): Clear ref list.
1295 (cgraph_remove_node): Remove references.
1296 (dump_cgraph_node): Dump references.
1297 (cgraph_clone_node): Clone references.
1298 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1299 (struct cgraph_node, varpool_node): Add ref_lst.
1300 * ipa-ref.c: New file.
1301 * ipa-ref.h: New file.
1302 * ipa-ref-inline.h: New file.
1303 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1304 (referenced_from_other_partition_p): New function.
1305 (lto_output_varpool_node): Take set arugment; call
1306 referenced_from_other_partition.
1307 (lto_output_ref): New.
1308 (add_references): New.
1310 (output_cgraph): Compute boundary based on references; output refs.
1311 (output_varpool): Accept cgraph_node_set argument.
1314 (input_cgraph): Call input_refs.
1315 * lto-section-in.c (lto_section_name): Add refs.
1316 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1317 (ipa-ref.o): New file.
1318 * varpool.c (varpool_node): Clear ipa ref list.
1319 (varpool_remove_node): Remove references.
1320 (dump_varpool_node): Dump references.
1321 (varpool_assemble_decl): Only compile finalized ones.
1322 (varpool_extra_name_alias): Initialize ref list.
1323 * lto-streamer.c (lto-get_section_name): Add .refs section.
1324 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1325 (referenced_from_other_partition_p): Declared.
1327 2010-05-06 Ira Rosen <irar@il.ibm.com>
1329 PR tree-optimization/43901
1330 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1331 type is not NULL if it's transformation phase, and return
1332 FALSE if it's analysis.
1333 (vectorizable_conversion, vectorizable_operation,
1334 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1336 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1338 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1340 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1342 * config/mips/mips-protos.h
1343 (mips_small_register_classes_for_mode_p): Delete prototype.
1345 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1347 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1348 * config/arm/arm.c (multiple_operation_profitable_p,
1349 compute_offset_order): New static functions.
1350 (load_multiple_sequence, store_multiple_sequence): Use them.
1351 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1352 memory offsets, not register numbers.
1353 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1355 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1357 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1358 (get_pending_sizes, put_pending_size, put_pending_sizes):
1359 Update the uses of pending_sizes.
1360 * c-decl.c (store_parm_decls): Likewise.
1361 * c-tree.h (struct c_arg_info): Likewise.
1362 * tree.h: Update the prototype for get_pending_sizes and
1365 2010-05-05 Jason Merrill <jason@redhat.com>
1368 * c-common.c (handle_aligned_attribute): Respect
1369 ATTR_FLAG_TYPE_IN_PLACE.
1372 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1373 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1374 (TARGET_INITIALIZER): Use it.
1375 * c-common.c (attribute_takes_identifier_p): Call it.
1376 * c-common.h: Update prototype.
1377 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1378 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1380 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1383 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1384 DW_ID_down_case for Fortran compilation units.
1386 2010-05-05 Jan Hubicka <jh@suse.cz>
1388 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1391 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1393 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1394 a variable-sized RESULT_DECL.
1396 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1398 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1400 2010-05-05 Jason Merrill <jason@redhat.com>
1403 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1405 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1407 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1408 Jakub Jelinek <jakub@redhat.com>
1411 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1412 (dead_debug_init, dead_debug_finish): New functions.
1413 (dead_debug_add, dead_debug_insert_before): Likewise.
1414 (df_note_bb_compute): Initialize a dead_debug object, add dead
1415 debug uses to it, insert debug bind insns before death insns,
1416 reset debug insns that refer to pending uses at the end.
1417 * rtl.h (make_debug_expr_from_rtl): New prototype.
1418 * varasm.c (make_debug_expr_from_rtl): New function.
1420 2010-05-05 Jan Hubicka <jh@suse.cz>
1422 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1423 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1424 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1425 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1426 lto_varpool_encoder_encode_initializer_p,
1427 lto_set_varpool_encoder_encode_initializer): New functions.
1428 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1429 call output_varpool.
1430 (input_varpool_node): Do not always set analyzed.
1431 (input_cgraph_1): Return vector of cgraph nodes.
1432 (input_varpool_1): Return vector of varpools.
1433 (input_cgraph): Free the vectors.
1434 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1435 output only initializers needed.
1436 (lto_output): Only call output_cgraph.
1437 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1438 * lto-section-out.c (lto_new_out_decl_state): Initialize
1439 state->varpool_node_encoder.
1440 * lto-streamer.h (lto_varpool_encoder_d): New.
1441 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1442 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1443 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1444 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1445 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1447 (output_varpool, input_varpool): Remove declarations.
1449 2010-05-05 Jan Hubicka <jh@suse.cz>
1451 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1452 with body can prevail.
1454 2010-05-05 Jan Hubicka <jh@suse.cz>
1456 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1459 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1461 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1463 * gengtype.h (erro_at_line): Constify pos argument.
1465 * gengtype.c: Include hashtab.h.
1466 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1467 (error_at_line): Constify pos argument.
1468 (do_typedef): Initialize p->opt field.
1469 (get_file_gtfilename): Fix comment typo.
1470 (struct walk_type_data): Constify line field.
1471 (get_output_file_for_structure): New function.
1472 (write_local_func_for_structure): Constify orig_s argument.
1473 Use get_output_file_for_structure.
1474 (write_func_for_structure): Use get_output_file_for_structure.
1475 (INDENT): New define.
1476 (dump_pair, dump_type, dump_type_list, dump_typekind)
1477 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1478 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1480 (seen_types): New variable.
1481 (main): New variable do_dump. Process "-d" command line option.
1482 Call dump_everything if dump requested.
1484 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1486 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1487 in a temporary instead of invoking the macro multiple times.
1488 (track_expr_p): Likewise.
1490 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1492 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1494 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1495 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1496 conditions for printing notes.
1497 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1498 true, update documentation.
1499 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1501 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1504 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1507 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1511 (*sse_prologue_save_insn1): Likewise.
1512 (SSE prologue save splitter): Likewise.
1514 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1516 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1517 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1518 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1519 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1520 all decls. Call it on DECL_FIELD_OFFSET of fields.
1521 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1522 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1524 2010-05-04 Martin Jambor <mjambor@suse.cz>
1526 * tree-sra.c (build_access_from_expr_1): The first parameter type
1527 changed to simple tree.
1528 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1529 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1531 (build_accesses_from_assign): Removed all parameters except for a
1532 simple gimple statement. Now returns a simple bool.
1533 (scan_function): All non-analysis parts moved to separate functions
1534 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1535 parameters and updated both callers.
1536 (sra_modify_expr): Removed parameter data.
1537 (sra_modify_function_body): New function.
1538 (perform_intra_sra): Call sra_modify_function_body to modify the
1540 (replace_removed_params_ssa_names): Parameter data changed into
1542 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1543 changed the parameter dont_convert to convert with the opposite
1545 (sra_ipa_modify_assign): Parameter data changed into adjustments
1546 vector, return value changed to bool.
1547 (ipa_sra_modify_function_body): New function.
1548 (sra_ipa_reset_debug_stmts): Updated a comment.
1549 (modify_function): Use ipa_sra_modify_function_body to modify function
1552 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1555 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1556 (canon_true_dependence): Likewise.
1557 (write_dependence_p): Likewise.
1559 2010-05-04 Jan Hubicka <jh@suse.cz>
1561 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1562 * cgraphbuild.c: Include ipa-utils.h
1563 (record_reference_ctx): New struct.
1564 (record_reference): Simplify to work on initializers; not statements.
1565 (mark_address, mark_load, mark_store): New.
1566 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1568 (record_references_in_initializer): Update use of record_reference.
1569 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1572 2010-05-04 Jan Hubicka <jh@suse.cz>
1574 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1575 node will be removed anyway.
1576 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1577 relink aliases of node into prevailing node.
1578 * varpool.c (varpool_remove_node): Remove aliases properly;
1579 when removing node, remove all its aliases too; remove DECL_INITIAL
1580 of removed node; ggc_free the varpool node.
1582 2010-05-04 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/43879
1585 * tree-ssa-structalias.c (alias_get_name): Use
1586 DECL_ASSEMBLER_NAME if available.
1587 (create_function_info_for): Return the varinfo node.
1588 (ipa_pta_execute): Associate same-body aliases and extra names
1589 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1591 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1593 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1595 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1598 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1599 only if HONOR_REG_ALLOC_ORDER is not defined.
1601 2010-05-04 Richard Guenther <rguenther@suse.de>
1603 PR tree-optimization/43949
1604 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1607 2010-04-26 Jason Merrill <jason@redhat.com>
1609 * c.opt (-fstrict-enums): New.
1610 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1612 2010-05-03 David Ung <davidu@mips.com>
1613 James E. Wilson <wilson@codesourcery.com>
1615 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1616 emit the trap instruction before the divide for TUNE_74K.
1618 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1620 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1621 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1622 based on the above, for new target hook.
1624 * hooks.c (hook_bool_mode_true): New generic hook.
1625 * hooks.h (hook_bool_mode_true): Add prototype.
1627 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1629 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1630 target hook, set to hook_bool_mode_false.
1631 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1632 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1633 with targetm.small_register_classes_for_mode_p.
1634 (find_reusable_reload): Likewise.
1635 (combine_reloads): Likewise.
1636 * reload1.c (reload_as_needed): Likewise.
1637 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1638 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1639 dead_or_predicable): Likewise.
1640 * regmove.c (optimize_reg_copy_1): Likewise.
1641 * calls.c (prepare_call_address): Likewise.
1642 (precompute_register_parameters): Likewise.
1644 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1646 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1647 implementation of the hook that considers all register classes
1648 small except for SH64.
1649 (sh_override_options): Use the new hook.
1650 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1653 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1655 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1656 implementation of the hook that considers all register classes
1658 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1661 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1663 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1664 implementation of the hook that considers all register classes
1666 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1669 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1671 * config/m32c/m32c.h: Likewise.
1672 * config/pdp11/pdp11.h: Likewise.
1673 * config/avr/avr.h: Likewise.
1674 * config/xtensa/xtensa.h: Likewise.
1675 * config/m68hc11/m68hc11.h: Likewise.
1676 * config/mn10300/mn10300.h: Likewise.
1677 * config/mcore/mcore.h: Likewise.
1678 * config/h8300/h8300.h: Likewise.
1679 * config/bfin/bfin.h: Likewise.
1681 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1682 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1684 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1686 * double-int.h (tree_to_double_int): Remove macro.
1687 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1688 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1689 (tree_to_double_int): New function.
1690 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1692 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1694 2010-05-03 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/43971
1697 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1698 constraints in the !flag_delete_null_pointer_checks case.
1700 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1703 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1704 result mode matches original rtl mode.
1706 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1709 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1711 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1714 when processing flag options.
1716 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1718 * gcov-iov.c (main): Change format string placeholder
1719 from %#08x to 0x%08x.
1720 * genchecksum.c (dosum): Change format string placeholder
1721 from %#02x to 0x%02x.
1723 2010-05-02 Richard Guenther <rguenther@suse.de>
1725 PR tree-optimization/43879
1726 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1728 2010-05-02 Bruno Haible <bruno@clisp.org>
1730 * doc/extend.texi (Function Attributes): Fix a typo.
1732 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1735 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1736 placeholder from 0x%x to %#x.
1737 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1738 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1739 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1740 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1741 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1742 * config/i386/i386.c (ix86_target_string): Ditto.
1743 * config/i386/i386.c (output_pic_addr_const): Ditto.
1744 (print_operand): Ditto.
1746 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1748 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1749 placeholder from 0x%x to %#x.
1750 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1751 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1752 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1753 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1754 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1755 * optc-gen.awk: Ditto.
1756 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1757 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1758 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1759 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1761 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1763 * target.h (struct calls): Add function_value_regno_p field.
1764 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1765 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1766 * targhooks.c (default_function_value_regno_p): New function.
1767 * targhooks.h (default_function_value_regno_p): Declare function.
1768 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1769 * builtins.c. (apply_result_size): (Ditto.).
1770 * combine.c. (likely_spilled_retval_p): (Ditto.).
1771 * mode-switching.c. Include 'target.h'.
1772 (create_pre_exit): Use function_value_regno_p hook.
1773 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1774 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1775 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1777 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1778 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1779 (ix86_function_value_regno_p): Declare as static, change argument
1780 type to const unsigned int.
1781 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1783 2010-05-01 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/43949
1786 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1788 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1790 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1792 * rtl.h (CONST_DOUBLE_P): Define.
1793 (rtx_to_double_int): Declare.
1794 * emit-rtl.c (rtx_to_double_int): New function.
1795 * dwarf2out.c (insert_double): New function.
1796 (loc_descriptor, add_const_value_attribute): Clean up, use
1797 rtx_to_double_int and insert_double functions.
1799 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1801 * doc/extend.texi (Inline): Add missing return keyword to examples.
1802 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1805 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1807 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1808 the variable part of the offset as well. Use highest_pow2_factor for
1809 all alignment checks.
1811 2010-04-30 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/43879
1814 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1817 2010-04-30 Jan Hubicka <jh@suse.cz>
1819 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1821 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1823 2010-04-30 Jan Hubicka <jh@suse.cz>
1825 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1827 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1828 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1829 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1830 cgraph_node_set_needs_ltrans_p): Remove.
1832 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1834 * sdbout.c: Include vec.h, do not include varray.h.
1835 (deferred_global_decls, sdbout_global_decl,
1836 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1837 * toplev.c: Do not include varray.h.
1838 (dump_memory_report): Do not dump VARRAY statistics.
1839 * gengtype.c (open_base_file): Ignore varray.h.
1840 * Makefile.in: Update for abovementioned changes.
1841 Remove all traces of varray.c and varray.h.
1842 * varray.c: Remove file.
1843 * varray.h: Remove file.
1845 2010-04-30 Jan Hubicka <jh@suse.cz>
1847 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1850 2010-04-30 Jan Hubicka <jh@suse.cz>
1852 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1855 2010-04-30 Richard Guenther <rguenther@suse.de>
1857 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1858 constraints for CONSTRUCTOR.
1860 2010-04-30 Richard Guenther <rguenther@suse.de>
1863 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1864 first after all lowering passes.
1866 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1868 * toplev.c: Include varray.h for statistics dumping.
1869 * tree.h: Do not declare varray_head_tag.
1870 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1871 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1872 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1873 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1874 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1875 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1876 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1877 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1879 * Makefile.in: Update for abovementioned changes.
1881 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1884 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1886 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1888 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1889 Use this function to do machine-specific conversion.
1890 (picochip_legitimize_reload_address): Likewise.
1891 (picochip_legitimate_address_p): Check valid base register only if
1893 (picochip_check_conditional_copy): Check for modw only if opnd is
1895 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1896 to call the function in c.
1897 * config/picochip/picochip-protos.h
1898 (picochip_legitimize_reload_address): Define.
1899 * config/picochip/picochip.md (supported_compare1): Define.
1901 2010-04-30 Jan Hubicka <jh@suse.cz>
1903 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1904 (cgraph_global_info): Remove inlined.
1905 (LTO_cgraph_tag_names): Remove.
1906 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1907 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1908 simplify cgraph tags and document.
1909 (lto_output_node): Use only LTO_cgraph_unavail_node and
1910 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1911 for_functions_valid, global info, process and output flags.
1912 (input_overwrite_node): Initialize estimated stack size and
1913 estimated growth. Do not read flags we no longer store.
1914 (input_node): Likewise do not read info no longer stored.
1915 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1918 2010-04-30 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/43879
1921 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1922 handle non-zero initializers.
1924 2010-04-30 Richard Guenther <rguenther@suse.de>
1926 * builtins.c (fold_builtin_1): Delete free (0).
1928 2010-04-29 Jan Hubicka <jh@suse.cz>
1930 * gengtype.c (open_base_files): Add lto-streamer.h
1931 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1932 (pass_ipa_cp): GGC collect.
1933 * toplev. (compile_file): Do not output symbols.
1934 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1935 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1936 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1937 * lto-section-in.c: Include ggc.h
1938 (lto_new_in_decl_state): Alloc in GGC.
1939 (lto_delete_in_decl_state): Likewise.
1940 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1943 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1946 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1947 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1948 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1949 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1950 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1951 account only if HONOR_REG_ALLOC_ORDER is not defined.
1952 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1953 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1955 2010-04-29 Jon Grant <04@jguk.org>
1957 * collect2.c (vflag): Change type from int to bool.
1959 (helpflag): New global bool.
1960 (main): Set vflag and debug with boolean, not integer truth values.
1961 Accept new "--help" option and output usage text if found.
1962 * collect2.h (vflag): Update prototype.
1965 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1968 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1970 2010-04-29 Richard Guenther <rguenther@suse.de>
1973 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1974 with ATTRIBUTE_UNUSED.
1976 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1979 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1980 INSN_P with NONDEBUG_INSN_P.
1981 (distance_non_agu_define): Likewise.
1982 (distance_agu_use): Likewise.
1984 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1986 From Dominique d'Humieres <dominiq@lps.ens.fr>
1988 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1991 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1993 * plugin.h (invoke_plugin_callbacks): New inline function.
1994 * plugin.c (flag_plugin_added): New global flag.
1995 (add_new_plugin): Initialize above flag.
1996 (invoke_plugin_callbacks): Rename to ...
1997 (invoke_plugin_callbacks_full): ... this.
1999 2010-04-28 Jan Hubicka <jh@suse.cz>
2001 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2002 (lto_varpool_replace_node): New.
2003 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2004 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2005 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2006 * cgraph.h (varpool_node_ptr): New type.
2007 (varpool_node_ptr): New vector.
2008 (varpool_node_set_def): New structure.
2009 (varpool_node_set): New type.
2010 (varpool_node_set): New vector.
2011 (varpool_node_set_element_def): New structure.
2012 (varpool_node_set_element, const_varpool_node_set_element): New types.
2013 (varpool_node_set_iterator): New type.
2014 (varpool_node): Add prev pointers, add used_from_other_partition,
2016 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2017 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2018 varpool_get_node, varpool_remove_node): Declare.
2019 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2020 varpool_node_set_size): New inlines.
2021 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2022 * tree-pass.h (varpool_node_set_def): Forward declare.
2023 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2024 (ipa_write_optimization_summaries): Update prototype.
2025 * ipa-cp.c (ipcp_write_summary): Update.
2026 * ipa-reference.c (ipa_reference_write_summary): Update.
2027 * lto-cgraph.c (lto_output_varpool_node): New static function.
2028 (output_varpool): New function.
2029 (input_varpool_node): New static function.
2030 (input_varpool_1): New function.
2031 (input_cgraph): Input varpool.
2032 * ipa-pure-const.c (pure_const_write_summary): Update.
2033 * lto-streamer-out.c (lto_output): Update, output varpool too.
2034 (write_global_stream): Kill WPA hack.
2035 (produce_asm_for_decls): Update.
2036 (output_alias_pair_p): Handle variables.
2037 (output_unreferenced_globals): Output only needed partition of varpool.
2038 * ipa-inline.c (inline_write_summary): Update.
2039 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2041 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2042 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2043 varpool_node_set_new, varpool_node_set_add,
2044 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2045 debug_varpool_node_set): New functions.
2046 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2047 (execute_one_pass): Process new decls too.
2048 (ipa_write_summaries_2): Pass around vsets.
2049 (ipa_write_summaries_1): Likewise.
2050 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2052 (ipa_write_optimization_summaries_1): Pass around vsets.
2053 (ipa_write_optimization_summaries): Likewise.
2054 * varpool.c (varpool_get_node): New.
2055 (varpool_node): Update doubly linked lists.
2056 (varpool_remove_node): New.
2057 (dump_varpool_node): More dumping.
2058 (varpool_enqueue_needed_node): Update doubly linked lists.
2059 (decide_is_variable_needed): Kill ltrans hack.
2060 (varpool_finalize_decl): Kill lto hack.
2061 (varpool_assemble_decl): Skip decls in other partitions.
2062 (varpool_assemble_pending_decls): Update doubly linkes lists.
2063 (varpool_empty_needed_queue): Likewise.
2064 (varpool_extra_name_alias): Likewise.
2065 * lto-streamer.c (lto_get_section_name): Add vars section.
2066 * lto-streamer.h (lto_section_type): Update.
2067 (output_varpool, input_varpool): Declare.
2069 2010-04-28 Mike Stump <mikestump@comcast.net>
2071 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2073 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2075 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2076 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2077 (lto_input_ts_type_tree_pointers): Likewise.
2078 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2079 (lto_output_ts_type_tree_pointers): Likewise.
2081 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2083 Uniquization of constants at the Tree level
2084 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2085 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2087 (tree_output_constant_def): Declare.
2088 * gimplify.c (gimplify_init_constructor): When using block copy, first
2089 uniquize the constant constructor on the RHS.
2090 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2091 DECL_IN_CONSTANT_POOL flag.
2092 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2093 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2095 (assemble_variable): Deal with symbols belonging to the tree constant
2097 (get_constant_section): Add ALIGN parameter and simplify.
2098 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2099 (assemble_constant_contents): Use the expression of the VAR_DECL.
2100 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2101 (tree_output_constant_def): New global function.
2102 (mark_constant): Use the expression of the VAR_DECL.
2103 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2105 (output_object_block): Likewise and assemble the expression.
2107 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2109 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2110 hash_tree, eq_tree): New tree hash table.
2111 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2112 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2113 lto_orig_address_remove): Reimplement.
2115 2010-04-28 Xinliang David Li <davidxl@google.com>
2118 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2119 (compute_uninit_opnds_pos): New function.
2120 (is_non_loop_exit_postdominating): New function.
2121 (compute_control_dep_chain): New function.
2122 (find_pdom): New function.
2123 (convert_control_dep_chain_into_preds): New function.
2124 (find_predicates): New function.
2125 (find_control_equiv_block): New function.
2126 (collect_phi_def_edges): New function.
2127 (find_def_preds): New function.
2128 (find_dom): New function.
2129 (dump_predicates): New function.
2130 (get_cmp_code): New function.
2131 (is_value_included_in): New function.
2132 (find_matching_predicate_in_rest_chains): New function.
2133 (use_pred_not_overlap_with_undef_path_pred): New function.
2134 (is_use_properly_guarded): New function.
2135 (normalize_cond_1): New function.
2136 (is_and_or_or): New function.
2137 (normalize_cond): New function.
2138 (is_gcond_subset_of): New function.
2139 (is_subset_of_any): New function.
2140 (is_or_set_subset_of): New function.
2141 (is_and_set_subset_of): New function.
2142 (is_norm_cond_subset_of): New function.
2143 (is_pred_expr_subset_of): New function.
2144 (is_pred_chain_subset_of): New function.
2145 (is_included_in): New function.
2146 (is_superset_of): New function.
2147 (find_uninit_use): New function.
2148 (warn_uninitialized_phi): New function.
2149 (compute_possibly_undefined_names): New function.
2150 (ssa_undefined_value_p): New function.
2151 (execute_late_warn_uninitialized): New function.
2152 * tree-ssa.c (ssa_undefined_value_p): Removed.
2153 (warn_uninit): Changed to extern.
2154 (warn_uninitialized_phi): Removed.
2155 (warn_uninitialized_vars): Changed to extern.
2156 (execute_late_warn_uninitialized): Removed
2157 * tree-flow.h: Add new prototypes.
2158 * timevar.def: Add new time variable.
2159 * Makefile.in: Add new build file.
2161 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2163 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2166 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2169 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2171 2010-04-28 Martin Jambor <mjambor@suse.cz>
2173 * cgraph.h (struct cgraph_node): New field indirect_calls.
2174 (struct cgraph_indirect_call_info): New type.
2175 (struct cgraph_edge): Removed field indirect_call. New fields
2176 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2177 (cgraph_create_indirect_edge): Declare.
2178 (cgraph_make_edge_direct): Likewise.
2179 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2180 * ipa-prop.h (struct ipa_param_call_note): Removed.
2181 (struct ipa_node_params): Removed field param_calls.
2182 (ipa_create_all_structures_for_iinln): Declare.
2183 * cgraph.c: Described indirect edges and uids in initial comment.
2184 (cgraph_add_edge_to_call_site_hash): New function.
2185 (cgraph_edge): Search also among the indirect edges, use
2186 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2187 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2188 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2190 (initialize_inline_failed): Assign a reason to indirect edges.
2191 (cgraph_create_edge_1): New function.
2192 (cgraph_create_edge): Moved some functionality to
2193 cgraph_create_edge_1.
2194 (cgraph_create_indirect_edge): New function.
2195 (cgraph_edge_remove_callee): Add an assert checking for
2197 (cgraph_edge_remove_caller): Special-case indirect edges.
2198 (cgraph_remove_edge): Likewise.
2199 (cgraph_set_edge_callee): New function.
2200 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2201 (cgraph_make_edge_direct): New function.
2202 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2203 the declaration of the call statement matches.
2204 (cgraph_node_remove_callees): Special-case indirect edges.
2205 (cgraph_clone_edge): Likewise.
2206 (cgraph_clone_node): Clone also the indirect edges.
2207 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2208 indirect_call, dump count of indirect_calls edges.
2209 * ipa-prop.c (iinlining_processed_edges): New variable.
2210 (ipa_note_param_call): Create indirect edges instead of
2211 creating notes. New parameter node.
2212 (ipa_analyze_call_uses): New parameter node, pass it on to
2213 ipa_note_param_call.
2214 (ipa_analyze_stmt_uses): Likewise.
2215 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2216 (print_edge_addition_message): Work on edges rather than on notes.
2217 (update_call_notes_after_inlining): Likewise, renamed to
2218 update_indirect_edges_after_inlining.
2219 (ipa_create_all_structures_for_iinln): New function.
2220 (ipa_free_node_params_substructures): Do not free notes.
2221 (ipa_edge_duplication_hook): Propagate bits within
2222 iinlining_processed_edges bitmap.
2223 (ipa_node_duplication_hook): Do not duplicate notes.
2224 (free_all_ipa_structures_after_ipa_cp): Renamed to
2225 ipa_free_all_structures_after_ipa_cp.
2226 (free_all_ipa_structures_after_iinln): Renamed to
2227 ipa_free_all_structures_after_iinln.
2228 (ipa_write_param_call_note): Removed.
2229 (ipa_read_param_call_note): Removed.
2230 (ipa_write_indirect_edge_info): New function.
2231 (ipa_read_indirect_edge_info): Likewise.
2232 (ipa_write_node_info): Do not stream notes, do stream information
2234 (ipa_read_node_info): Likewise.
2235 (lto_ipa_fixup_call_notes): Removed.
2236 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2237 * ipa-inline.c (pass_ipa_inline): Likewise.
2238 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2239 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2240 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2242 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2244 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2245 (output_cgraph): Stream also indirect edges.
2246 (lto_output_edge): Added capability to stream indirect edges.
2247 (input_edge): Likewise.
2248 (input_cgraph_1): Likewise.
2249 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2252 2010-04-28 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/43879
2255 PR tree-optimization/43909
2256 * tree-ssa-structalias.c (struct variable_info): Add
2257 only_restrict_pointers flag.
2258 (new_var_info): Initialize it. Increment stats.total_vars here.
2259 (create_function_info_for): Do not increment stats.total_vars here.
2260 (get_function_part_constraint): Fix build with C++.
2261 (insert_into_field_list): Remove.
2262 (push_fields_onto_fieldstack): Properly merge fields.
2263 (create_variable_info_for): Split and simplify.
2264 (create_variable_info_for_1): New piece.
2265 (intra_create_variable_infos): Properly make restrict constraints
2268 2010-04-28 Richard Guenther <rguenther@suse.de>
2271 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2273 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2274 Jan Hubicka <hubicka@ucw.cz>
2276 * doc/invoke.texi (-Wsuggest-attribute=const,
2277 -Wsuggest-attribute=pure): Document.
2278 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2279 (function_always_visible_to_compiler_p,
2280 suggest_attribute, warn_function_pure, warn_function_const):
2282 (check_call): Improve debug info.
2283 (analyze_function): Do not check availability.
2284 (add_new_function): Check availability.
2285 (propagate): Output warnings.
2286 (skip_function_for_local_pure_const): New function.
2287 (local_pure_const): Use it; output warnings.
2288 * common.opt (Wsuggest-attribute=const,
2289 Wsuggest-attribute=pure): New.
2291 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2294 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2295 or DW_CFA_def_cfa_offset{,_sf}.
2297 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2299 * tree.h: Fix truncated long macros.
2301 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2303 * collect2.c (TARGET_64BIT): Redefine to target's default.
2304 * tlink.c: Likewise.
2305 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2306 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2307 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2308 for underscoring __USER_LABEL_PREFIX__.
2309 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2310 (SUB_LINK_ENTRY32): New.
2311 (SUB_LINK_ENTRY64): New.
2312 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2313 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2314 (SUB_LINK_ENTRY64): New.
2315 (SUB_LINK_ENTRY): New.
2316 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2317 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2318 x64 target is choosen.
2319 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2320 * configure: Regenerated.
2321 * configure.ac (leading-mingw64-underscores): Option added.
2323 2010-04-27 Jan Hubicka <jh@suse.cz>
2325 * doc/invoke.texi (-fipa-profile): Document.
2326 * opts.c (decode_options): Enable ipa-profile at -O1.
2327 * timevar.def (TV_IPA_PROFILE): Define.
2328 * common.opt (fipa-profile): Add.
2329 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2331 (cgraph_propagate_frequency): Handle only local ones.
2332 * tree-pass.h (pass_ipa_profile): Declare.
2333 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2334 (pass_ipa_profile): Use TV_IPA_PROFILE.
2335 * ipa.c (ipa_profile): New function.
2336 (gate_ipa_profile): Likewise.
2337 (pass_ipa_profile): New global variable.
2338 * passes.c (pass_ipa_profile): New.
2340 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2342 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2344 2010-04-27 Martin Jambor <mjambor@suse.cz>
2347 * ipa.c (dissolve_same_comdat_group_list): New function.
2348 (function_and_variable_visibility): Call
2349 dissolve_same_comdat_group_list when comdat group contains external or
2351 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2352 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2354 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2356 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2357 (const_hash_1) <VECTOR_CST>: New case.
2358 (compare_constant) <VECTOR_CST>: Likewise.
2359 <ADDR_EXPR>: Deal with LABEL_REFs.
2360 (copy_constant) <VECTOR_CST>: New case.
2362 2010-04-27 Jan Hubicka <jh@suse.cz>
2364 * cgraph.c (cgraph_propagate_frequency): New function.
2365 * cgraph.h (cgraph_propagate_frequency): Declare.
2366 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2367 cgraph_propagate_frequency.
2369 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2371 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2373 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2376 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2377 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2378 here to determine which regs to push and how much stack to reserve.
2380 2010-04-27 Jie Zhang <jie@codesourcery.com>
2382 * doc/gimple.texi (gimple_statement_with_ops): Remove
2383 addresses_taken field.
2384 (gimple_statement_with_memory_ops): Likewise.
2386 2010-04-27 Jan Hubicka <jh@suse.cz>
2388 * tree-inline.c (eni_inlining_weights): Remove.
2389 (estimate_num_insns): Special case more builtins.
2391 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2394 * c-typeck.c (build_binary_op): Move forward check for comparison
2395 pointer with null pointer constant and adjust the diagnostic message.
2397 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2400 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2401 binutils supports extended .section directive needed by LTO, or
2402 warn if older binutils found.
2403 (LTO_BINARY_READER): New AC_SUBST'd variable.
2404 (LTO_USE_LIBELF): Likewise.
2405 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2407 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2408 (LTO_USE_LIBELF): Likewise.
2409 * configure: Regenerate.
2411 * collect2.c (is_elf): Rename from this ...
2412 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2413 object files in addition to ELF-formatted ones.
2414 (scan_prog_file): Caller updated. Also allow for LTO info marker
2415 symbol to be prefixed or not by an extra underscore.
2417 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2418 * config/i386/winnt.c: Also #include lto-streamer.h
2419 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2421 (i386_pe_asm_output_aligned_decl_common): Add comment.
2422 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2424 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2427 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2428 Add missing earlyclobber for second alternative.
2430 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2432 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2433 bits for artificial defs at the top of the block.
2434 * fwprop.c (single_def_use_enter_block): Don't call it.
2436 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2439 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2440 instead of "$gcc_cv_objdump -T".
2441 Use "-undefined dynamic_lookup" on darwin.
2442 * gcc/configure: Regenerate.
2444 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2447 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2449 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2451 * c-parser.c (struct c_token): Move location field up.
2452 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2453 (struct c_declspecs): Convert typespec_word, storage_class, and
2454 default_int_p into bitfields.
2455 (struct c_declarator): Move loc field up.
2457 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2459 * cfgloop.h (struct loop): Move can_be_parallel field up.
2460 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2461 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2463 (struct iv_cand): Convert pos field into a bitfield.
2464 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2466 (struct _stmt_vec_info): Shuffle fields for better packing.
2468 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2470 * varasm.c (IN_NAMED_SECTION): Remove guard.
2471 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2472 (IN_NAMED_SECTION_P): ...this.
2473 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2474 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2476 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2478 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2479 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2480 of shadowing it. Fix comments.
2482 2010-04-26 Jan Hubicka <jh@suse.cz>
2484 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2485 (cgraph_clone_node): Copy function frequency.
2486 * cgraph.h (node_frequency): New enum
2487 (struct cgraph_node): Add.
2488 * final.c (rest_of_clean_state): Update.
2489 * lto-cgraph.c (lto_output_node): Output node frequency.
2490 (input_overwrite_node): Input node frequency.
2491 * tre-ssa-loop-ivopts (computation_cost): Update.
2492 * lto-streamer-out.c (output_function): Do not output function
2494 * predict.c (maybe_hot_frequency_p): Update and handle functions
2496 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2498 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2499 (compute_function_frequency): Set noreturn functions to be executed
2501 (choose_function_section): Update.
2502 * lto-streamer-in.c (input_function): Do not input function frequency.
2503 * function.c (allocate_struct_function): Do not initialize function
2505 * function.h (function_frequency): Remove.
2506 (struct function): Remove function frequency.
2507 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2508 (try_update): Update.
2509 * tree-inline.c (initialize_cfun): Do not update function frequency.
2510 * passes.c (pass_init_dump_file): Update.
2511 * i386.c (ix86_compute_frame_layout): Update.
2512 (ix86_pad_returns): Update.
2514 2010-04-26 Jie Zhang <jie@codesourcery.com>
2516 PR tree-optimization/43833
2517 * tree-vrp.c (range_int_cst_p): New.
2518 (range_int_cst_singleton_p): New.
2519 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2520 when both operands are constants. Use range_int_cst_p in
2523 2010-04-26 Jan Hubicka <jh@suse.cz>
2525 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2527 2010-04-26 Richard Guenther <rguenther@suse.de>
2530 * gimple.c (gimple_decl_printable_name): Deal gracefully
2531 with a NULL DECL_NAME.
2533 2010-04-26 Richard Guenther <rguenther@suse.de>
2536 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2537 if emitting debug information and it is either a function
2538 or a namespace decl.
2540 2010-04-26 Ira Rosen <irar@il.ibm.com>
2542 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2543 determine if the statement is vectorizable, and a macro to access it.
2544 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2545 Skip statements that can't be vectorized. If the analysis fails,
2546 mark the statement as unvectorizable if vectorizing basic block.
2547 (vect_compute_data_refs_alignment): Likewise.
2548 (vect_verify_datarefs_alignment): Skip statements marked as
2549 unvectorizable. Add print.
2550 (vect_analyze_group_access): Skip statements that can't be
2551 vectorized. If the analysis fails, mark the statement as
2552 unvectorizable if vectorizing basic block.
2553 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2554 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2555 generated stmts for SLP.
2556 (new_stmt_vec_info): Initialize the new field.
2557 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2558 statements marked as unvectorizable.
2560 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2562 * c-common.c (flag_isoc1x): New.
2563 (flag_isoc99): Update comment.
2564 * c-common.h (flag_isoc1x): New.
2565 (flag_isoc99): Update comment.
2566 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2567 __<type>_DECIMAL_DIG__.
2568 * c-opts.c (set_std_c1x): New.
2569 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2570 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2571 * c.opt (-std=c1x, -std=gnu1x): New options.
2572 * doc/cpp.texi: Mention -std=c1x.
2573 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2574 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2575 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2576 * doc/standards.texi: Mention C1X.
2577 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2578 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2579 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2582 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2585 placeholder from 0x%x to %#x.
2586 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2587 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2588 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2589 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2590 * config/i386/i386.c (ix86_target_string): Ditto.
2591 (output_pic_addr_const): Ditto.
2592 (print_operand): Ditto.
2594 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2596 * combine.c (find_split_point): Add third argument. Use it
2597 to find nested multiply-accumulate instructions. Adjust calls.
2598 (try_combine): Adjust call to find_split_point.
2600 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2602 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2604 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2606 PR tree-optimization/41442
2607 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2608 (fold_binary_loc): Call it.
2610 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2612 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2613 * opts.c (common_handle_option): Allow disabling it.
2614 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2616 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2618 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2619 between modes if both types are integral.
2621 2010-04-23 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/43572
2624 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2626 2010-04-23 Richard Guenther <rguenther@suse.de>
2629 * tree-inline.c (tree_can_inline_p): Also check compatibility
2632 2010-04-23 Martin Jambor <mjambor@suse.cz>
2634 PR tree-optimization/43846
2635 * tree-sra.c (struct access): New flag grp_assignment_read.
2636 (build_accesses_from_assign): Set grp_assignment_read.
2637 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2638 (enum mark_read_status): New type.
2639 (analyze_access_subtree): Propagate grp_assignment_read, create
2640 accesses also if both direct_read and root->grp_assignment_read.
2642 2010-04-23 Martin Jambor <mjambor@suse.cz>
2645 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2646 function does not have type attributes.
2648 2010-04-23 Richard Guenther <rguenther@suse.de>
2651 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2654 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2656 * sese.h (create_if_region_on_edge): Remove.
2658 * sese.c (create_if_region_on_edge): Make static.
2660 * tree-inline.c: Do not include ggc.h.
2662 * expr.c: Do not include ggc.h.
2664 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2667 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2670 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2671 in the middle of insns for casesi_worker_2.
2673 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2675 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2677 2010-04-22 Ira Rosen <irar@il.ibm.com>
2679 PR tree-optimization/43842
2680 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2681 loop unrolling in update of exit phis. Fix comment.
2682 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2683 least two reduction statements in the loop before starting SLP
2686 2010-04-22 Nick Clifton <nickc@redhat.com>
2688 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2690 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2692 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2695 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2697 * tree-parloops.c (loop_parallel_p): New argument
2698 parloop_obstack. Pass it down.
2699 (parallelize_loops): New variable parloop_obstack. Initialize it,
2700 pass it down, free it.
2702 * tree-loop-linear.c (linear_transform_loops): Pass down
2705 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2706 of type struct obstack *.
2708 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2709 scratch_obstack. Initialize it, pass down, free it.
2711 * lambda.h (lambda_loop_new): Remove.
2712 (lambda_matrix_new, lambda_matrix_inverse)
2713 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2714 argument of type struct obstack *.
2716 * lambda-trans.c (lambda_trans_matrix_new): New argument
2717 lambda_obstack. Pass it down, use obstack allocation for ret.
2718 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2721 * lambda-mat.c (lambda_matrix_get_column)
2722 (lambda_matrix_project_to_null): Remove.
2723 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2725 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2728 * lambda-code.c (lambda_loop_new): New function.
2729 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2730 (lambda_compute_auxillary_space, lambda_compute_target_space)
2731 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2732 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2733 (build_access_matrix): New argument lambda_obstack. Use obstack
2735 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2736 argument lambda_obstack. Pass it down.
2738 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2740 * optabs.h (expand_widening_mult): Declare.
2742 2010-04-22 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/43845
2745 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2746 lookup the CALL_EXPR function and arguments.
2748 2010-04-22 Nick Clifton <nickc@redhat.com>
2750 * config/stormy16/stormy16.c
2751 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2752 * config/stormy16/stormy16.h: Tidy up formatting.
2753 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2754 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2755 (ineqbranchsi): Delete pattern.
2756 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2757 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2758 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2759 stormy16-lib2-ucmpsi2.c.
2761 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2763 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2764 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2765 extra set merge_set_noclobber, and use it to relax the final test
2767 * df.h (df_simulate_find_noclobber_defs): Declare.
2768 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2770 (df_simulate_find_noclobber_defs): New function.
2772 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md: Use {} around multi-line preparation statements.
2776 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2778 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2779 (process_init_element): New argument of type struct obstack *.
2781 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2782 (set_init_index, set_init_label, set_nonincremental_init)
2783 (set_nonincremental_init_from_string, find_init_member)
2784 (output_init_element, output_pending_init_elements)
2785 (process_init_element): New argument braced_init_obstack. Pass it
2787 (push_range_stack, add_pending_init): New argument
2788 braced_init_obstack. Use obstack allocation.
2790 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2791 braced_init_obstack. Pass it down.
2792 (c_parser_braced_init): New variables ret, braced_init_obstack.
2793 Initialize obstack, pass it down and finally free it.
2795 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2798 * tree-pass.h (pass_optimize_widening_mul): Declare.
2799 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2800 gate_optimize_widening_mul): New static functions.
2801 (pass_optimize_widening_mul): New.
2802 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2803 <case MULT_EXPR>: Remove support for widening multiplies.
2804 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2805 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2806 simplify_gen_unary rather than directly building extensions.
2807 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2809 * expmed.c (expand_widening_mult): New function.
2810 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2812 2010-04-21 Jan Hubicka <jh@suse.cz>
2814 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2815 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2816 * lto-wpa-fixup.c: Remove.
2817 * Makefile.in (lto-wpa-fixup.o): Remove.
2818 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2819 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2820 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2822 2010-04-21 Jan Hubicka <jh@suse.cz>
2824 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2825 add write_optimization_summary, read_optimization_summary.
2826 (ipa_write_summaries_of_cgraph_node_set): Remove.
2827 (ipa_write_optimization_summaries): Declare.
2828 (ipa_read_optimization_summaries): Declare.
2829 * ipa-cp.c (pass_ipa_cp): Update.
2830 * ipa-reference.c (pass_ipa_reference): Update.
2831 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2832 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2834 * ipa-inline.c (pass_ipa_inline): Update.
2835 * ipa.c (pass_ipa_whole_program): Update.
2836 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2837 * passes.c (ipa_write_summaries_1): Do not test wpa.
2838 (ipa_write_optimization_summaries_1): New.
2839 (ipa_write_optimization_summaries): New.
2840 (ipa_read_summaries): Do not test ltrans.
2841 (ipa_read_optimization_summaries_1): New.
2842 (ipa_read_optimization_summaries): New.
2844 2010-04-21 Jan Hubicka <jh@suse.cz>
2846 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2848 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2850 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2853 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2854 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2856 2010-04-21 Jan Hubicka <jh@suse.cz>
2858 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2860 2010-04-21 Jan Hubicka <jh@suse.cz>
2862 * varpool.c (decide_is_variable_needed): Variable is always needed
2865 2010-04-21 Jan Hubicka <jh@suse.cz>
2867 * opts.c (decode_options): Enable pure-const pass for whopr.
2869 2010-04-21 Jan Hubicka <jh@suse.cz>
2871 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2872 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2874 (cgraph_decide_inlining): Do not expect callee to be removed in all
2877 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2879 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2881 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2883 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2884 amdfam10_decode attributes.
2886 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2889 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2890 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2891 (lower_copyprivate_clauses): Use private var in outer
2892 context instead of original var. Make sure the types
2893 are correct for VLAs.
2895 2010-04-21 Richard Guenther <rguenther@suse.de>
2897 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2898 to non-pointer objects.
2900 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2902 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2903 last chain entry if it starts with the still current label.
2904 (add_location_or_const_value_attribute): Check that
2905 loc_list->first->next is NULL instead of comparing ->first with ->last.
2906 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2907 to add_var_loc_to_decl.
2909 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2910 >= 4 add also address size and segment size fields into CIE header.
2912 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2913 long as address size is the same as sizeof (void *) and
2915 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2916 address size or segment size is unexpected, return DW_EH_PE_omit.
2917 (classify_object_over_fdes): If get_cie_encoding returned
2918 DW_EH_PE_omit, return -1.
2919 (init_object): If classify_object_over_fdes returned -1,
2920 pretend there were no FDEs at all.
2922 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2924 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2925 bswap{si,di}2 using SWI48 mode iterator.
2926 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2927 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2928 set modrm attribute of bswap insn to 0 and remove length attribute.
2929 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2930 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2931 set mode attribute to <MODE> and remove length attribute.
2933 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2935 PR rtl-optimization/43520
2936 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2937 zero available registers.
2939 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2941 * builtins.c (fold_builtin_cproj): Fold more cases.
2943 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2945 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2946 (fold_builtin_1): Fold builtin cproj.
2947 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2948 Use ATTR_CONST_NOTHROW_LIST.
2950 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2953 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2954 ffsi2_no_cmove for !TARGET_CMOVE.
2955 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2956 (ffssi2): Remove expander.
2957 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2959 (ctz<mode>2): Ditto from ctz{si,di}2.
2960 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2962 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2965 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2967 * dwarf2out.c (AT_linkage_name): Define.
2968 (clone_as_declaration): Handle DW_AT_linkage_name.
2969 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2970 of DW_AT_MIPS_linkage_name.
2971 (move_linkage_attr): Likewise.
2972 (dwarf2out_finish): Likewise.
2974 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2977 * fold-const.c (fold_comparison): New folding rule.
2979 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2981 * double-int.h (double_int_setbit): Declare.
2982 * double-int.c (double_int_setbit): New function.
2983 * rtl.h (immed_double_int_const): Declare.
2984 * emit-rtl.c (immed_double_int_const): New function.
2985 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2986 and immed_double_int_const functions.
2987 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2988 expand_copysign_bit): (Ditto.).
2989 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2990 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2991 * dojump.c (prefer_and_bit_test): (Ditto.).
2992 * expr.c (convert_modes, reduce_to_bit_field_precision,
2993 const_vector_from_tree): (Ditto.).
2994 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2996 2010-04-20 Jan Hubicka <jh@suse.cz>
2998 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2999 (dump_cgraph_node): Dump new flags.
3000 * cgraph.h (struct cgraph_node): Add flags
3001 reachable_from_other_partition and in_other_partition.
3002 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3003 other partition can not be removed.
3004 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3005 the other partition must be output; silence sanity checking on
3006 leaking functions bodies from other paritition.
3007 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3008 (lto_output_node): Output new flags; do not sanity check that inline
3009 clones are output; drop lto_forced_extern_inline_p code; do not mock
3010 visibility flags at partition boundaries.
3011 (add_node_to): New function.
3012 (output_cgraph): Use it to sort functions so masters appear before
3014 (input_overwrite_node): Input new flags.
3015 * passes.c (ipa_write_summaries): Do not call
3016 lto_new_extern_inline_states.
3017 * lto-section-out.c (forced_extern_inline,
3018 lto_new_extern_inline_states lto_delete_extern_inline_states,
3019 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3020 * lto-streamer.h (lto_new_extern_inline_states,
3021 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3022 lto_forced_extern_inline_p): Kill.
3024 2010-04-20 Richard Guenther <rguenther@suse.de>
3026 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3027 from vars that can have pointers.
3028 (process_constraint): Dump useless constraints.
3030 2010-04-20 Richard Guenther <rguenther@suse.de>
3032 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3033 (dump_sa_points_to_info): Remove asserts.
3034 (init_base_vars): nothing_id isn't an escape point nor does it
3037 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3039 * tree.h (TYPE_REF_IS_RVALUE): Define.
3040 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3041 should_move_die_to_comdat, prune_unused_types_walk): Handle
3042 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3043 (modified_type_die, gen_reference_type_die): Emit
3044 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3045 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3047 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3050 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3051 calls for -fpic -m31 if they have been sibcall optimized.
3053 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3055 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3056 ar.lc fixed and call-used.
3058 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3060 2010-04-19 Jan Hubicka <jh@suse.cz>
3062 * opts.c (decode_options): Disable whpr incompatible passes.
3063 * lto/lto.c (lto_1_to_1_map): Skip clones.
3064 (read_cgraph_and_symbols): Do not mark everything as needed.
3065 (do_whole_program_analysis): Do map only after optimizing;
3066 set proper cgraph_state; use passmanager.
3068 2010-04-19 DJ Delorie <dj@redhat.com>
3070 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3071 POINTER_PLUS_EXPR and fix them.
3073 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3075 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3076 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3077 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3078 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3079 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3080 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3081 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3082 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3083 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3084 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3085 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3087 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3089 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3090 (check_cond_move_block): Likewise.
3091 (cond_move_process_if_block): Likewise.
3092 (noce_find_if_block): Improve formatting.
3093 (find_if_header): Pass 0 to memset and tweak conditions.
3094 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3096 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3098 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3102 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3103 with non-local decl doesn't need chain.
3105 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3107 * ira-color.c (allocno_reload_assign): Avoid accumulating
3108 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3110 2010-04-19 Martin Jambor <mjambor@suse.cz>
3112 * gimple.h (create_tmp_reg): Declare.
3113 * gimplify.c (create_tmp_reg): New function.
3114 (gimplify_return_expr): Use create_tmp_reg.
3115 (gimplify_omp_atomic): Likewise.
3116 (gimple_regimplify_operands): Likewise.
3117 * tree-dfa.c (make_rename_temp): Likewise.
3118 * tree-predcom.c (predcom_tmp_var): Likewise.
3119 (reassociate_to_the_same_stmt): Likewise.
3120 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3121 (get_replaced_param_substitute): Likewise.
3122 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3123 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3124 * tree-ssa-pre.c (get_representative_for): Likewise.
3125 (create_expression_by_pieces): Likewise.
3126 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3127 (create_tailcall_accumulator): Likewise.
3129 2010-04-19 Martin Jambor <mjambor@suse.cz>
3131 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3133 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3135 2010-04-19 Richard Guenther <rguenther@suse.de>
3137 PR tree-optimization/43796
3138 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3139 from SCEV in the lattice.
3140 (vrp_visit_phi_node): Dump change.
3142 2010-04-19 Richard Guenther <rguenther@suse.de>
3144 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3145 * configure: Re-generated.
3147 2010-04-19 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/43783
3150 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3151 constant ARRAY_REF operands two and three if possible.
3153 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3158 2010-04-19 Jie Zhang <jie@codesourcery.com>
3161 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3163 2010-04-19 Ira Rosen <irar@il.ibm.com>
3165 PR tree-optimization/37027
3166 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3167 and macro to access it.
3168 (vectorizable_reduction): Add argument.
3169 (vect_get_slp_defs): Likewise.
3170 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3171 statements for possible use in SLP.
3172 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3173 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3174 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3176 (vectorizable_reduction): Likewise.
3177 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3179 (vectorizable_type_demotion, vectorizable_type_promotion,
3180 vectorizable_store): Likewise.
3181 (vect_analyze_stmt): Update call to vectorizable_reduction.
3182 (vect_transform_stmt): Likewise.
3183 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3184 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3185 from different interleaving chains in same node.
3186 (vect_slp_rearrange_stmts): New function.
3187 (vect_supported_load_permutation_p): Allow load permutations for
3188 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3189 inside SLP nodes if necessary.
3190 (vect_analyze_slp_instance): Handle reductions.
3191 (vect_analyze_slp): Try to build SLP instances originating from groups
3193 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3194 (vect_get_constant_vectors): Create initial vectors for reductions
3195 according to reduction code. Add new argument.
3196 (vect_get_slp_defs): Add new argument, pass it to
3197 vect_get_constant_vectors.
3198 (vect_schedule_slp_instance): Remove SLP tree root statements.
3200 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3202 * tree.h (ENUM_IS_SCOPED): Define.
3203 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3204 for ENUM_IS_SCOPED enums.
3206 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3208 * fold-const.c (fold_comparison): Use ssizetype.
3209 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3210 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3211 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3212 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3214 * tree.h (initialize_sizetypes): Remove parameter.
3215 (build_common_tree_nodes): Remove second parameter.
3216 * stor-layout.c (initialize_sizetypes): Remove parameter.
3217 Always create an unsigned type.
3218 (set_sizetype): Assert that the passed type is unsigned and simplify.
3219 * tree.c (build_common_tree_nodes): Remove second parameter.
3220 Adjust call to initialize_sizetypes.
3221 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3222 build_common_tree_nodes.
3224 2010-04-18 Matthias Klose <doko@ubuntu.com>
3226 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3228 2010-04-18 Ira Rosen <irar@il.ibm.com>
3230 PR tree-optimization/43771
3231 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3232 load permutation doesn't have gaps.
3234 2010-04-18 Jan Hubicka <jh@suse.cz>
3236 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3237 (sse_prologue_save_insn expander): Use new pattern.
3238 (sse_prologue_save_insn1): New pattern and splitter.
3239 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3241 * i386.c (setup_incoming_varargs_64): Do not compute jump
3243 (ix86_gimplify_va_arg): Update alignment needed.
3244 (ix86_local_alignment): Do not align all local arrays to 128bit.
3246 2010-04-17 Jan Hubicka <jh@suse.cz>
3248 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3250 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3252 * arm.md (negdi2): Remove redundant code to force values into a
3255 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3257 * arm/bpabi.S: Add EABI alignment attributes to objects.
3258 * arm/bpabi-v6m.S: Likewise.
3259 * arm/crti.asm: Likewise.
3260 * arm/crtn.asm: Likewise.
3261 * arm/lib1funcs.asm: Likewise.
3262 * arm/libunwind.S: Likewise.
3264 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3266 * arm-protos.h (tune_params): New structure.
3267 * arm.c (current_tune): New variable.
3268 (arm_constant_limit): Delete.
3269 (struct processors): Add pointer to the tune parameters.
3270 (arm_slowmul_tune): New tuning option.
3271 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3272 (all_cores): Adjust to pick up the tuning model.
3273 (arm_constant_limit): New function.
3274 (arm_override_options): Select the appropriate tuning model. Delete
3275 initialization of arm_const_limit.
3276 (arm_split_constant): Use the new constant-limit model.
3277 (arm_rtx_costs): Pick up the current tuning model.
3278 * arm.md (is_strongarm, is_xscale): Delete.
3279 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3280 for Xscale variant architectures.
3281 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3283 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3285 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3287 (arm_rtx_costs_1): Remove unused variable extra_cost.
3288 (arm_unwind_emit_set): Use variable offset.
3289 (thumb1_output_casesi): Remove unused variable flags.
3291 2010-04-16 Jeff Law <law@redhat.com>
3293 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3294 needing assignment rather than doing a two-phase assignment. Remove
3295 unused variable 'm'.
3297 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3300 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3302 2010-04-16 Doug Kwan <dougkwan@google.com>
3304 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3305 (next_operand_entry_id): New static variable.
3306 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3307 (add_to_ops_vec): Assigned unique ID to operand entry.
3308 (struct oecount_s): New field ID.
3309 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3310 (undistribute_ops_list): Assign unique IDs to oecounts.
3311 (init_reassoc): reset next_operand_entry_id.
3313 2010-04-16 Doug Kwan <dougkwan@google.com>
3315 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3316 missing left parenthesis.
3318 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3321 *btdi_rex64 using SWI48 mode iterator.
3322 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3323 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3324 *jcc_btdi_mask_rex64.
3326 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3328 * double-int.h (tree_to_double_int): Convert to macro.
3329 * double-int.c (tree_to_double_int): Remove.
3331 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3334 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3335 with want_address 2 and in case a single element list might be
3336 possible, call it again with want_address 0.
3338 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3340 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3341 case 'W' print operands for HI mode.
3342 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3343 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3344 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3345 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3347 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3349 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3350 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3351 #xx:3 and #xx:4 mode.
3353 * config/h8300/h8300.md (inverted load with HImode dest): Add
3354 support for H8300SX.
3356 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3357 satisfy 'U' constraint.
3359 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3361 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3362 * configure: Regenerate.
3363 * config.in: Regenerate.
3364 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3367 2010-04-16 Richard Guenther <rguenther@suse.de>
3369 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3370 (struct tree_decl_common): ... here.
3371 (DECL_PT_UID): Adjust.
3372 (SET_DECL_PT_UID): Likewise.
3373 (DECL_PT_UID_SET_P): Likewise.
3375 2010-04-16 Richard Guenther <rguenther@suse.de>
3377 PR tree-optimization/43572
3378 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3379 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3380 * tree-flow.h (is_call_clobbered): Remove.
3381 * tree-flow-inline.h (is_call_clobbered): Likewise.
3382 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3383 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3384 (execute_return_slot_opt): Adjust.
3385 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3386 check for call clobbered vars here.
3387 (find_tail_calls): Move tailcall verification to the
3390 2010-04-16 Diego Novillo <dnovillo@google.com>
3392 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3394 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3397 * config/arm/arm.md (cbranchqi4): New pattern.
3398 * config/arm/predicates.md (const0_operand,
3399 cbranchqi4_comparison_operator): New predicates.
3401 2010-04-16 Richard Guenther <rguenther@suse.de>
3403 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3404 (dump_gimple_stmt): Likewise.
3406 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3408 * recog.h (struct recog_data): New field is_operator.
3409 (struct insn_operand_data): New field is_operator.
3410 * recog.c (extract_insn): Set recog_data.is_operator.
3411 * genoutput.c (output_operand_data): Emit code to set the
3413 * reload.c (find_reloads): Use it rather than testing for an
3414 empty constraint string.
3417 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3418 If the previous insn is a cbranchsi4_insn with the same arguments,
3419 omit the compare instruction.
3421 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3422 register, inputs must be low registers and we need a low register
3423 scratch. Handle alternative 2 like alternative 3.
3425 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3427 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3428 don't call get_addr on both. If one expression is a VALUE and
3429 the other a REG, check VALUE's locs if the REG isn't among them.
3431 2010-04-16 Christian Bruel <christian.bruel@st.com>
3433 * config/sh/sh.h (sh_frame_pointer_required): New function.
3434 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3435 (flag_omit_frame_pointer) Set.
3436 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3437 (rounded_frame_size): Adjust size with outgoing_args_size.
3438 (sh_set_return_address): Must return from stack pointer.
3439 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3440 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3441 (ACCUMULATE_OUTGOING_ARGS): Define.
3442 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3443 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3445 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * config/sh/sh.c (sh_legitimize_reload_address): Use
3449 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3450 Remove a unneeded check for offset_base.
3452 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3454 * configure: Regenerated.
3456 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3458 * config/s390/s390.c (s390_call_save_register_used): Switch back
3459 to HARD_REGNO_NREGS.
3461 2010-04-15 Richard Guenther <rguenther@suse.de>
3463 * alias.c (alias_set_subset_of): Handle alias-set zero
3466 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3467 Julian Brown <julian@codesourcery.com>
3469 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3470 alternatives according to use of high and low regs.
3471 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3472 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3473 optimizing for size on Thumb-2.
3475 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3477 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3479 2010-04-15 Richard Guenther <rguenther@suse.de>
3481 * tree-ssa-structalias.c (struct variable_info): Add
3483 (new_var_info): Initialize it.
3484 (dump_constraints): Support printing last added constraints.
3485 (debug_constraints): Adjust.
3486 (dump_constraint_graph): Likewise.
3487 (make_heapvar_for): Check for NULL cfun.
3488 (get_function_part_constraint): New function.
3489 (get_fi_for_callee): Likewise.
3490 (find_func_aliases): Properly implement IPA PTA constraints.
3491 (process_ipa_clobber): New function.
3492 (find_func_clobbers): Likewise.
3493 (insert_into_field_list_sorted): Remove.
3494 (create_function_info_for): Properly allocate vars for IPA mode.
3495 Do not use insert_into_field_list_sorted.
3496 (create_variable_info_for): Properly generate constraints for
3497 global vars in IPA mode.
3498 (dump_solution_for_var): Always dump the solution.
3499 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3500 (find_what_var_points_to): Adjust.
3501 (pt_solution_set): Change.
3502 (pt_solution_ior_into): New function.
3503 (pt_solution_empty_p): Export.
3504 (pt_solution_includes_global): Adjust.
3505 (pt_solution_includes_1): Likewise.
3506 (pt_solutions_intersect_1): Likewise.
3507 (dump_sa_points_to_info): Check some invariants.
3508 (solve_constraints): Move constraint dumping ...
3509 (compute_points_to_sets): ... here.
3510 (ipa_pta_execute): ... and here.
3511 (compute_may_aliases): Do not re-compute points-to info
3512 locally if IPA info is available.
3513 (ipa_escaped_pt): New global var.
3514 (ipa_pta_execute): Properly implement IPA PTA.
3515 * tree-into-ssa.c (dump_decl_set): Support dumping
3516 decls not in referenced-vars.
3517 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3518 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3519 (dump_points_to_solution): Likewise.
3520 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3521 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3522 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3523 (copy_decl_to_var): Copy DECL_PT_UID.
3524 (copy_result_decl_to_var): Likewise.
3525 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3526 (copy_node_stat): Copy it.
3527 * tree.h (DECL_PT_UID): New macro.
3528 (SET_DECL_PT_UID): Likewise.
3529 (DECL_PT_UID_SET_P): Likewise.
3530 (struct tree_decl_minimal): Add pt_uid member.
3531 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3532 (pt_solution_empty_p): Declare.
3533 (pt_solution_set): Adjust.
3534 (ipa_escaped_pt): Declare.
3535 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3536 * gimple-pretty-print.c (pp_points_to_solution): New function.
3537 (dump_gimple_call): Dump call clobber/use information.
3538 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3539 * tree-pass.h (TDF_ALIAS): New dump option.
3540 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3541 * doc/invoke.texi (-fipa-pta): Update documentation.
3543 2010-04-15 Richard Guenther <rguenther@suse.de>
3545 * Makefile.in (OBJS-common): Add gimple-fold.o.
3546 (gimple-fold.o): New rule.
3547 * tree.h (maybe_fold_offset_to_reference,
3548 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3550 * gimple.h: ... here.
3551 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3552 may_propagate_address_into_dereference): Move prototypes ...
3553 * gimple.h: ... here.
3554 * tree-ssa-ccp.c (get_symbol_constant_value,
3555 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3556 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3557 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3558 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3559 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3560 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3561 gimplify_and_update_call_from_tree): Move ...
3562 * gimple-fold.c: ... here. New file.
3563 (ccp_fold_builtin): Rename to ...
3564 (gimple_fold_builtin): ... this.
3565 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3567 2010-04-15 Richard Guenther <rguenther@suse.de>
3569 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3570 fit_double_type, force_fit_type_double, add_double_with_sign,
3571 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3572 lrotate_double, rrotate_double, div_and_round_double): Move ...
3573 * double-int.c: ... here.
3574 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3575 add_double, neg_double, mul_double_with_sign, mul_double,
3576 lshift_double, rshift_double, lrotate_double, rrotate_double,
3577 div_and_round_double): Move prototypes ...
3578 * double-int.h: ... here.
3580 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3583 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3584 matching constraints to ensure inputs match the output.
3586 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3589 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3590 in an input-only operand.
3592 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3594 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3595 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3596 (double_int_negative_p): Convert to static inline function.
3597 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3598 (double_int_negative_p): Remove.
3599 * tree.h (lshift_double, rshift_double):
3600 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3601 * fold-const.c (fold_convert_const_int_from_real,
3602 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3603 (lshift_double): Change type of arith argument to bool.
3604 (rshift_double): Change type of arith argument to bool. Correct
3606 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3608 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3611 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3612 at the start and end of the then/else blocks, and omit them from the
3614 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3615 argument; all callers changed. Pass zero to old_insns_match_p instead.
3616 (flow_find_head_matching_sequence): New function.
3617 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3618 * basic-block.h (flow_find_cross_jump,
3619 flow_find_head_matching_sequence): Declare functions.
3621 2010-04-14 Jason Merrill <jason@redhat.com>
3624 * c-common.c (attribute_takes_identifier_p): New fn.
3625 * c-common.h: Declare it.
3627 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3629 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3631 (*udivmod<mode>4): Ditto.
3633 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/i386.md (maxmin_int): Rename code attribute from
3636 maxminiprefix and update all users.
3637 (maxmin_float): Ditto from maxminfprefix.
3638 (logic): Ditto from logicprefix.
3639 (absneg_mnemonic): Ditto from absnegprefix.
3640 * config/i386/mmx.md: Update all users of maxminiprefix,
3641 maxminfprefix and logicprefix for rename.
3642 * config/i386/sse.md: Ditto.
3643 * config/i386/sync.md (sync_<code><mode>): Update for
3646 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3649 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3650 warnings converted to errors.
3652 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3654 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3655 used insn_type variable.
3656 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3657 to avoid set-but-not-used warning.
3659 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3661 * df-core.c (df_ref_debug): Change format string placeholder
3663 * dwarf2asm.c (dw2_asm_output_data_raw,
3664 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3665 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3666 * dwarf2out.c (output_cfi, output_cfi_directive,
3667 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3668 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3670 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3671 * print-rtl.c (print_rtx): Ditto.
3673 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3676 * builtins.c (expand_builtin_pow_root): New function to expand pow
3677 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3678 series of sqrt and cbrt calls under -ffast-math.
3679 (expand_builtin_pow): Call it.
3681 2010-04-14 Michael Matz <matz@suse.de>
3683 PR tree-optimization/42963
3684 * tree-cfg.c (touched_switch_bbs): New static variable.
3685 (group_case_labels_stmt): New function broken out from ...
3686 (group_case_labels): ... here, use the above.
3687 (start_recording_case_labels): Allocate touched_switch_bbs.
3688 (end_recording_case_labels): Deallocate it, call
3689 group_case_labels_stmt.
3690 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3692 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3694 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3697 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3699 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3701 2010-04-13 Jan Hubicka <jh@suse.cz>
3703 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3704 of optimized out static functions.
3705 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3706 cost computation. Also sanity check for overflows.
3707 (update_caller_keys): Update cgraph_edge_badness call; properly
3708 update fibheap and sanity check that it is up to date.
3709 (add_new_edges_to_heap): Update cgraph_edge_badness.
3710 (cgraph_decide_inlining_of_small_function): Likewise;
3711 add sanity checking that badness in heap is up to date;
3712 improve dumping of reason; Update badness of calls to the
3713 offline copy of function currently inlined; dump badness
3714 of functions not inlined because of unit growth limits.
3716 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3719 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3720 because of sign-extension change when converting to sizetype here...
3721 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3723 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3724 the folding to constants. Remove redundant final conversion.
3725 (fold_binary) <associate>: Do not associate if the re-association of
3726 constants alone overflows.
3727 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3728 to the end of the list.
3729 (multiple_of_p) <COND_EXPR>: New case.
3731 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3733 * opt-functions.awk (opt_sanitized_name): New.
3735 * optc-gen.awk: Use it
3736 * opth-gen.awk: Use it.
3738 2010-04-13 Martin Jambor <mjambor@suse.cz>
3740 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3741 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3742 children. Call replace_uses_with_default_def_ssa_name to handle
3745 2010-04-13 Michael Matz <matz@suse.de>
3748 * builtins.c (expand_builtin_interclass_mathfn): Also create
3749 a register if the predicate doesn't match.
3751 2010-04-13 Diego Novillo <dnovillo@google.com>
3753 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3754 * c-pch.c: Include timevar.h.
3755 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3756 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3757 * ggc-common.c: Include timevar.h.
3758 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3759 * timevar.def (TV_PCH_SAVE): Define.
3760 (TV_PCH_CPP_SAVE): Define.
3761 (TV_PCH_PTR_REALLOC): Define.
3762 (TV_PCH_PTR_SORT): Define.
3763 (TV_PCH_RESTORE): Define.
3764 (TV_PCH_CPP_RESTORE): Define.
3766 2010-04-13 Michael Matz <matz@suse.de>
3768 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3770 (can_reassociate_p): New function.
3771 (break_up_subtract_bb, reassociate_bb): Use it.
3773 2010-04-13 Richard Guenther <rguenther@suse.de>
3776 * builtins.c (c_readstr): Fix assert.
3778 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3781 when generating cltd insn.
3783 (*ashl<mode>3_1): Remove special handling for register operand 2.
3784 (*ashlsi3_1_zext): Ditto.
3785 (*ashlhi3_1): Ditto.
3786 (*ashlhi3_1_lea): Ditto.
3787 (*ashlqi3_1): Ditto.
3788 (*ashlqi3_1_lea): Ditto.
3789 (*<shiftrt_insn><mode>3_1): Ditto.
3790 (*<shiftrt_insn>si3_1_zext): Ditto.
3791 (*<shiftrt_insn>qi3_1_slp): Ditto.
3792 (*<rotate_insn><mode>3_1): Ditto.
3793 (*<rotate_insn>si3_1_zext): Ditto.
3794 (*<rotate_insn>qi3_1_slp): Ditto.
3796 2010-04-13 Richard Guenther <rguenther@suse.de>
3798 * tree-ssa-structalias.c (callused_id): Remove.
3799 (call_stmt_vars): New.
3800 (get_call_vi): Likewise.
3801 (lookup_call_use_vi): Likewise.
3802 (lookup_call_clobber_vi): Likewise.
3803 (get_call_use_vi): Likewise.
3804 (get_call_clobber_vi): Likewise.
3805 (make_transitive_closure_constraints): Likewise.
3806 (handle_const_call): Adjust to do per-call call-used handling.
3807 (handle_pure_call): Likewise.
3808 (find_what_var_points_to): Remove general callused handling.
3809 (init_base_vars): Likewise.
3810 (init_alias_vars): Initialize call_stmt_vars.
3811 (compute_points_to_sets): Process call-used and call-clobbered
3812 vars for call statements.
3813 (delete_points_to_sets): Free call_stmt_vars.
3815 2010-04-13 Richard Guenther <rguenther@suse.de>
3817 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3818 Only add RW dependence for dependence distance zero.
3819 Adjust maximal vectorization factor according to dependences.
3820 Move alignment handling ...
3821 (vect_find_same_alignment_drs): ... here. New function.
3822 (vect_analyze_data_ref_dependences): Adjust.
3823 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3824 (vect_analyze_data_refs): Adjust minimal vectorization factor
3825 according to data references.
3826 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3827 dependences before determining the vectorization factor.
3828 Analyze alignment after determining the vectorization factor.
3829 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3830 dependences before alignment.
3831 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3833 (vect_analyze_data_refs): Likewise.
3834 (MAX_VECTORIZATION_FACTOR): New define.
3836 2010-04-13 Duncan Sands <baldrick@free.fr>
3838 * except.h (lang_eh_type_covers): Remove.
3839 * except.c (lang_eh_type_covers): Likewise.
3841 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3842 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3844 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3845 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3846 UNITS_PER_LONG where it is ABI relevant.
3847 (s390_return_addr_rtx): Likewise.
3848 (s390_back_chain_rtx): Likewise.
3849 (s390_frame_area): Likewise.
3850 (s390_frame_info): Likewise.
3851 (s390_initial_elimination_offset): Likewise.
3852 (save_gprs): Likewise.
3853 (s390_emit_prologue): Likewise.
3854 (s390_emit_epilogue): Likewise.
3855 (s390_function_arg_advance): Likewise.
3856 (s390_function_arg): Likewise.
3857 (s390_va_start): Likewise.
3858 (s390_gimplify_va_arg): Likewise.
3859 (s390_function_profiler): Likewise.
3860 (s390_optimize_prologue): Likewise.
3861 (s390_rtx_costs): Likewise.
3862 (s390_secondary_reload): Likewise.
3863 (s390_promote_function_mode): Likewise.
3864 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3865 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3866 registers available.
3867 (s390_unwind_word_mode): New function.
3868 (s390_function_value): Split 64 bit values into register pair if
3869 used as return value.
3870 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3871 function call parameters. Handle parallels.
3872 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3873 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3874 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3875 (s390_expand_setmem): Remove unused variable src_addr.
3876 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3877 deal with 64 bit registers.
3878 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3879 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3880 (UNITS_PER_LONG): New macro.
3881 * libjava/include/s390-signal.h: Define extended ucontext
3882 structure containing the upper halfs of the 64 bit registers.
3884 2010-04-13 Simon Baldwin <simonb@google.com>
3886 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3888 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3890 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3891 rvalue on the RHS if the LHS is of a non-renamable type.
3892 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3894 2010-04-13 Matthias Klose <doko@ubuntu.com>
3896 * gcc.c (cc1_options): Handle -iplugindir before processing
3897 the cc1 spec. Only add -iplugindir once.
3898 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3900 * common.opt (iplugindir): Remove `Separate' property, initialize.
3901 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3903 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3904 (distclean): Remove plugin dir.
3905 * doc/invoke.texi: Document -iplugindir.
3907 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3909 * doc/plugins.texi (Loading Plugins): Document short
3910 -fplugin=foo option.
3911 (Plugin API): Mention default_plugin_dir_name function.
3913 * gcc.c (find_file_spec_function): Add new declaration.
3914 (static_spec_func): Use it for "find-file".
3915 (find_file_spec_function): Add new function.
3916 (cc1_options): Add -iplugindir option if -fplugin* options found.
3918 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3920 * plugin.c (add_new_plugin): Updated comment, and handle short
3922 (default_plugin_dir_name): Added new function.
3924 * common.opt (iplugindir): New option to set the plugin directory.
3926 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/i386.md (any_rotate): New code iterator.
3929 (rotate_insn): New code attribute.
3931 (SWIM124): New mode iterator.
3932 (<rotate_insn>ti3): New expander.
3933 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3934 any_rotate code iterator.
3935 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3936 using any_rotate code iterator and SWIM124 mode iterator.
3937 (ix86_rotlti3): New insn_and_split pattern.
3938 (ix86_rotrti3): Ditto.
3939 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3940 ix86_rotl{di,ti}3 patterns.
3941 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3942 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3943 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3944 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3945 code iterator and SWI mode iterator.
3946 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3947 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3949 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3950 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3951 (bswap rotatert splitter): Add splitter.
3952 (bswap splitter): Macroize splitter using any_rotate code iterator.
3953 Add insn predicate to split only for TARGET_USE_XCHGB or when
3954 optimizing function for size.
3956 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3958 * config/pa/pa.c (emit_move_sequence): Remove use of
3959 deleted variable flag_argument_noalias.
3961 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3963 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3965 Add to unsupported targets list.
3966 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3967 sparc*-sun-solaris2.[567]* from target lists.
3968 * configure: Regenerate.
3969 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3971 Remove Solaris 7 patch references.
3972 (Specific, sparc-sun-solaris2.7): Removed.
3973 (sparc-sun-solaris2*): Update Solaris 7 example.
3974 (sparc64-*-solaris2*): Likewise.
3976 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3978 * config.build (alpha*-dec-osf4*): Remove.
3979 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3980 of obsolete configurations.
3981 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3983 * config/alpha/t-osf4: Renamed to ...
3984 * config/alpha/t-osf5: ... this.
3985 * config/alpha/osf.h: Renamed to ...
3986 * config/alpha/osf5.h: ... this.
3987 Merged old osf5.h contents.
3989 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3990 (EXTRA_SPECS): Removed.
3991 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3992 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3995 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3997 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3999 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4002 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4003 __thiscall convention.
4005 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4007 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4009 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4011 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4013 * function.c (assign_parms_initialize_all): Add unused attribute
4016 2010-04-12 Richard Guenther <rguenther@suse.de>
4018 * gsstruct.def (GSS_CALL): New.
4019 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4020 * gimple.h: Include tree-ssa-alias.h.
4021 (struct gimple_statement_call): New.
4022 (union gimple_statement_struct_d): Add gimple_call member.
4023 (gimple_call_reset_alias_info): Declare.
4024 (gimple_call_use_set): New function.
4025 (gimple_call_clobber_set): Likewise.
4026 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4027 * gimple.c (gimple_call_reset_alias_info): New function.
4028 (gimple_build_call_1): Call it.
4029 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4030 * tree-inline.c (remap_gimple_stmt): Likewise.
4031 (expand_call_inline): Remove callused handling.
4032 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4033 * tree-dfa.c (dump_variable): Likewise.
4034 * tree-parloops.c (parallelize_loops): Likewise.
4035 * tree-ssa.c (init_tree_ssa): Likewise.
4036 (delete_tree_ssa): Likewise.
4037 * tree-flow-inline.h (is_call_used): Remove.
4038 * tree-flow.h (struct gimple_df): Remove callused member.
4039 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4040 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4041 (ref_maybe_used_by_call_p_1): Simplify.
4042 (call_may_clobber_ref_p_1): Likewise.
4043 * tree-ssa-structalias.c (compute_points_to_sets): Set
4044 the call stmt used and clobbered sets.
4045 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4046 (find_tail_calls): Verify the tail call.
4048 2010-04-12 Richard Guenther <rguenther@suse.de>
4050 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4051 single-iteration always-inline inlining.
4052 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4053 (cgraph_decide_inlining): Do not handle always-inline specially.
4054 (try_inline): Remove always-inline cycle detection special case.
4055 Do not recurse on always-inlines.
4056 (cgraph_early_inlining): Do not iterate if not optimizing.
4057 (cgraph_gate_early_inlining): remove.
4058 (pass_early_inline): Run unconditionally.
4059 (gate_cgraph_decide_inlining): New function.
4060 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4061 not inlining or optimizing.
4062 (cgraph_decide_inlining_of_small_functions): Also consider
4063 always-inline functions.
4064 (cgraph_default_inline_p): Return true for nodes which should
4065 disregard inline limits.
4066 (estimate_function_body_sizes): Assume zero size and time for
4067 nodes which are marked as disregarding inline limits.
4068 (cgraph_decide_recursive_inlining): Do not perform recursive
4069 inlining on always-inline nodes.
4071 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4074 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4075 for exprs satisfying handled_component_p.
4077 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4079 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4080 non-constant aggregate elements.
4082 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4083 is a real initialization.
4085 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4088 * c-decl.c (start_function): Move forward check for nested function.
4090 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4092 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4093 * config/sh/sh.c: Include reload.h.
4094 (sh_legitimize_reload_address): New.
4095 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4096 sh_legitimize_reload_address.
4098 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4100 * config/sh/sh.md (*movqi_pop): New insn pattern.
4101 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4103 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4105 * config/i386/i386.md (any_shiftrt): New code iterator.
4106 (shiftrt_insn): New code attribute.
4108 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4109 using any_shiftrt code iterator.
4110 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4111 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4112 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4113 pattern from corresponding peephole2 patterns.
4114 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4115 using any_shiftrt code iterator.
4116 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4117 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4118 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4119 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4120 *{ashr,lshr}<mode>3_cmp_zext.
4121 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4123 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4127 (*lshr<mode>3_cconly): Ditto.
4129 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4131 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4132 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4133 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4134 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4136 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4137 from corresponding peephole2 patterns.
4138 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4139 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4140 and *lshrdi3_1_rex64 using SWI mode iterator.
4141 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4142 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4143 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4144 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4145 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4146 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4147 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4148 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4149 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4152 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4155 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4156 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4157 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4159 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4160 from corresponding peephole2 patterns.
4161 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4162 (ashrsi3_cvt): Rename from ashrsi3_31.
4163 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4164 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4165 and x86_64_shift_adj_3 using SWI48 mode iterator.
4166 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4167 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4168 and *ashrdi3_1_rex64 using SWI mode iterator.
4169 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4170 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4171 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4172 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4173 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4174 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4175 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4176 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4177 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4179 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4180 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4181 x86_shift<mode>_adj_3 expanders.
4183 2010-04-10 Wei Guozhi <carrot@google.com>
4186 * config/arm/arm.c (arm_pic_static_addr): New function.
4187 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4189 (arm_output_addr_const_extra): Output expression for new pattern.
4190 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4192 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4194 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4197 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4198 * web.c: Include "insn-config.h" and "recog.h".
4199 (union_match_dups): New function.
4200 (web_main): Call it.
4201 (union_defs): Don't try to recognize match_dups.
4203 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4204 if doing so would replace the entire pattern.
4206 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4210 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4211 and splitter pattern. Change splitter operand 1 predicate to
4214 2010-04-09 Martin Jambor <mjambor@suse.cz>
4216 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4217 lattices are addresses of CONST_DECLs with the same initial value.
4218 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4219 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4221 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4222 Bernd Schmidt <bernds@codesourcery.com>
4224 * loop-invariant.c (replace_uses): New static function.
4225 (move_invariant_reg): Use it to ensure we can replace the uses.
4227 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4229 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4231 (picochip_override_options): Enable section anchors only above -O1.
4232 (picochip_reorg): Fixed a couple of build warnings.
4234 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4236 * configure.ac (plugin -rdynamic test): Log result.
4237 * configure: Regenerate.
4238 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4239 (RDYNAMIC_SPEC): Define.
4240 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4242 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4244 * configure.ac: Determine Sun ld version numbers.
4245 (comdat_group): Restrict GNU ld version checks to gld.
4246 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4247 (enable_comdat): Support --enable-comdat.
4248 * configure: Regenerate.
4249 * doc/install.texi (Configuration): Document --enable-comdat.
4251 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4253 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4254 * config/sol2-gld.h: ... here.
4255 * config.gcc (sparc*-*-solaris2*): Reflect this.
4256 (i[34567]86-*-solaris2*): Use it.
4258 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4260 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4262 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4264 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4267 * diagnostic.c (diagnostic_initialize): Initialize
4268 some_warnings_are_errors.
4269 (diagnostic_finish): New.
4270 (diagnostic_action_after_output): Call it before exiting.
4271 (diagnostic_report_diagnostic): Do not print message here. Set
4272 some_warnings_are_errors.
4273 * diagnostic.h (diagnostic_context): Delete
4274 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4275 (diagnostic_finish): Declare.
4276 * toplev.c (toplev_main): Call it before exit.
4278 2010-04-09 Jason Merrill <jason@redhat.com>
4281 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4282 for incomplete type.
4285 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4286 based on a warning flag.
4288 2010-04-09 Richard Guenther <rguenther@suse.de>
4290 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4292 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4295 * varasm.c (default_assemble_visibility): Wrap vars that are
4296 set, but unused, by targets without GAS.
4297 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4298 Remove set, but unused, vars.
4299 (rs6000_legitimize_tls_address): Likewise.
4300 (altivec_expand_dst_builtin): Likewise.
4301 * config/darwin.c (machopic_classify_symbol): Likewise.
4302 (machopic_indirection_name): Likewise.
4304 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4306 * config/i386/i386.md (DWI): New mode iterator.
4307 (S): New mode attribute.
4308 (shift_operand): Ditto.
4309 (shift_immediate_operand): Ditto.
4310 (ashl_input_operand): Ditto.
4311 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4312 using SDWIM mode iterator.
4313 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4314 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4316 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4317 from corresponding peephole2 patterns.
4318 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4319 and x86_64_shift_adj_1 using SWI48 mode iterator.
4320 (x86_shift<mode>_adj_2): Ditto.
4321 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4322 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4323 using SWI48 mode iterator.
4324 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4325 *ashldi3_cmp_rex64 using SWI mode iterator.
4326 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4327 *ashldi3_cconly_rex64 using SWI mode iterator.
4328 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4329 x86_shift<mode>_adj_{1,2}.
4330 (ix86_split_ashr): Ditto.
4331 (ix86_split_lshr): Ditto.
4333 2010-04-09 Richard Guenther <rguenther@suse.de>
4335 * target.h (builtin_conversion): Pass in input and output types.
4336 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4337 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4338 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4339 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4341 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4343 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4345 2010-04-09 Richard Guenther <rguenther@suse.de>
4348 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4350 2010-04-09 Richard Guenther <rguenther@suse.de>
4352 * tree-vectorizer.h (struct _stmt_vec_info): Document
4353 that vectype is the type of the LHS.
4354 (supportable_widening_operation, supportable_narrowing_operation):
4355 Get both input and output vector types as arguments.
4356 (vect_is_simple_use_1): Declare.
4357 (get_same_sized_vectype): Likewise.
4358 * tree-vect-loop.c (vect_determine_vectorization_factor):
4359 Set STMT_VINFO_VECTYPE to the vector type of the def.
4360 (vectorizable_reduction): Adjust.
4361 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4362 Adjust. Specify the output vector type.
4363 (vect_pattern_recog_1): Adjust.
4364 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4365 (vectorizable_call): Adjust.
4366 (vectorizable_conversion): Likewise.
4367 (vectorizable_operation): Likewise.
4368 (vectorizable_type_demotion): Likewise.
4369 (vectorizable_type_promotion): Likewise.
4370 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4372 (vect_is_simple_use_1): New function.
4373 (supportable_widening_operation): Get both input and output
4375 (supportable_narrowing_operation): Likewise.
4376 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4378 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4380 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4381 __thiscall and _thiscall as predefined macros.
4382 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4383 thiscall attribute handling.
4384 (ix86_comp_type_attributes): Likewise.
4385 (ix86_function_regparm): Likewise.
4386 (ix86_return_pops_args): Likewise.
4387 (init_cumulative_args): Likewise.
4388 (find_drap_reg): Likewise.
4389 (ix86_static_chain): Likewise.
4390 (x86_this_parameter): Likewise.
4391 (x86_output_mi_thunk): Likewise.
4392 (ix86_attribute_table): Add description for thiscall attribute.
4393 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4394 * doc/extend.texi: Add documentation for thiscall.
4396 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4399 * c.opt (Wint-to-pointer-cast): Available in C++.
4400 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4402 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4404 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4405 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4406 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4407 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4408 function type instead. Reorder and simplify checks.
4410 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4412 2010-04-08 Jing Yu <jingyu@google.com>
4413 Zdenek Dvorak <ook@ucw.cz>
4415 PR tree-optimization/42720
4416 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4417 loop unswitch conditions here from ...
4418 (tree_unswitch_single_loop): ... here.
4420 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4422 * tree-if-conv.c: Fix comments and simplify logic.
4424 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4426 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4427 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4428 (main_tree_if_conversion): Update call to tree_if_conversion.
4430 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4433 * doc/invoke.texi (-b,-V): Delete.
4434 * doc/tm.texi: Do not mention -b.
4435 * gcc.c (display_help): Delete -b and -V.
4436 (process_command): Delete -b and -V.
4437 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4439 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4440 Wolfgang Gellerich <gellerich@de.ibm.com>
4442 Implement target hook for loop unrolling
4443 * target.h (loop_unroll_adjust): Add a new target hook function.
4444 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4445 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4446 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4447 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4448 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4450 (decide_unroll_stupid): Likewise.
4452 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4455 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4457 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4459 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4460 (Specific, *-*-solaris2*): Likewise.
4461 Don't prefer Sun as over GNU as.
4463 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4465 * config/s390/s390.c (override_options): Adjust the z10 defaults
4466 for max-unroll-times, max-completely-peeled-insns
4467 and max-completely-peel-times.
4469 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4471 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4472 instructions for z10.
4473 (s390_expand_setmem): Likewise.
4474 (s390_expand_cmpmem): Likewise.
4476 2010-04-08 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/43679
4479 * tree-ssa-pre.c (eliminate): Only propagate copies.
4481 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4484 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4485 set but not used variable warning.
4487 2010-04-08 Wei Guozhi <carrot@google.com>
4490 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4491 (arm_size_rtx_costs): Call the new function when optimized for size.
4493 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4496 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4497 op0 is not a MEM, just return NULL instead of assertion
4499 (discover_nonconstant_array_refs): Don't walk debug stmts.
4501 2010-04-08 Doug Kwan <dougkwan@google.com>
4503 * configure.ac: Recognize gold and do not use its version number
4504 to test ld features.
4505 * configure: Regenerate.
4507 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4510 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4511 (negate_value): Move code to push elements to broken_up_substracts ...
4512 (eliminate_plus_minus_pair): ... here. Push operands that have no
4513 negative pair to plus_negates.
4514 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4516 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4518 * doc/install.texi (Configuration): Move description of
4519 --enable-lto, --with-libelf*, --enable-gold from Java section to
4522 * doc/generic.texi (Working with declarations)
4523 (Function Properties, C and C++ Trees): Fix typos.
4524 * doc/sourcebuild.texi (Top Level): Likewise.
4526 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4529 * tree.h (DECL_READ_P): Define.
4530 (struct tree_decl_common): Add decl_read_flag.
4531 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4532 a set but not used warning.
4533 (merge_decls): Merge DECL_READ_P flag.
4534 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4535 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4536 * c-common.c (handle_used_attribute, handle_unused_attribute):
4538 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4540 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4542 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4543 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4544 c_parser_binary_expression, c_parser_cast_expression,
4545 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4546 Call default_function_array_read_conversion instead of
4547 default_function_array_conversion where needed.
4548 (c_parser_unary_expression, c_parser_conditional_expression,
4549 c_parser_postfix_expression_after_primary, c_parser_initelt):
4550 Likewise. Call mark_exp_read where needed.
4551 (c_parser_statement_after_labels, c_parser_asm_operands,
4552 c_parser_typeof_specifier, c_parser_sizeof_expression,
4553 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4555 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4557 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4558 (warn_unused_but_set_parameter): Default to warn_unused
4560 * doc/invoke.texi: Document -Wunused-but-set-variable and
4561 -Wunused-but-set-parameter.
4563 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4564 used count variable.
4565 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4566 when operandN variables aren't used in the body of the expander
4568 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4569 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4570 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4571 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4572 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4573 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4574 * tree.c (PROCESS_ARG): Likewise.
4576 2010-04-07 Simon Baldwin <simonb@google.com>
4578 * diagnostic.h (diagnostic_override_option_index): New macro to
4579 set a diagnostic's option_index.
4580 * c-tree.h (c_cpp_error): Add warning reason argument.
4581 * opts.c (_warning_as_error_callback): New.
4582 (register_warning_as_error_callback): Store callback for
4583 warnings enabled via enable_warning_as_error.
4584 (enable_warning_as_error): Call callback, minor code tidy.
4585 * opts.h (register_warning_as_error_callback): Declare.
4586 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4587 response to -Werror=.
4588 (c_common_init_options): Register warning_as_error_callback in opts.c.
4589 * common.opt: Add -Wno-cpp option.
4590 * c-common.c (struct reason_option_codes_t): Map cpp warning
4591 reason codes to gcc option indexes.
4592 * (c_option_controlling_cpp_error): New function, lookup the gcc
4593 option index for a cpp warning reason code.
4594 * (c_cpp_error): Add warning reason argument, call
4595 c_option_controlling_cpp_error for diagnostic_override_option_index.
4596 * doc/invoke.texi: Document -Wno-cpp.
4598 2010-04-07 Richard Guenther <rguenther@suse.de>
4600 * ipa-reference.c (mark_load): Use get_base_address.
4601 (mark_store): Likewise.
4603 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4604 inserting GIMPLE_NOPs into the IL.
4605 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4606 Explicitly strip handled components and indirect references.
4608 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4609 folding address expressions.
4610 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4611 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4612 operand_equal_p to compare decls.
4613 (ptr_deref_may_alias_decl_p): Likewise.
4614 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4615 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4616 Handle reversed comparison ops.
4617 * tree-sra.c (asm_visit_addr): Use get_base_address.
4618 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4619 * ipa-reference.c (mark_address): Use get_base_address.
4621 2010-04-07 Richard Guenther <rguenther@suse.de>
4623 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4624 Propagate constants everywhere.
4626 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4629 * tree.c (MAX_INT_CACHED_PREC): Define.
4630 (nonstandard_integer_type_cache): New array.
4631 (build_nonstandard_integer_type): Cache results for precision
4632 <= MAX_INT_CACHED_PREC.
4634 2010-04-07 Richard Guenther <rguenther@suse.de>
4636 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4637 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4638 * common.opt: Likewise.
4639 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4640 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4641 (nonoverlapping_memrefs_p): Likewise.
4642 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4643 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4644 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4645 OPT_fargument_noalias_global for backward compatibility.
4647 2010-04-07 Richard Guenther <rguenther@suse.de>
4649 PR tree-optimization/43270
4650 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4651 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4652 * tree-ssa-pre.c (phi_translate_1): Adjust.
4653 (fully_constant_expression): Split out vn_reference handling to ...
4654 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4655 Fold reads from constant strings.
4656 (vn_reference_lookup): Handle fully constant references.
4657 (vn_reference_lookup_pieces): Likewise.
4658 * Makefile.in (expmed.o-warn): Add -Wno-error.
4660 2010-04-07 Martin Jambor <mjambor@suse.cz>
4662 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4664 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4667 * gcc.c: Add -static-libstdc++ to list of recognized options.
4669 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4671 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4673 2010-04-07 Richard Guenther <rguenther@suse.de>
4676 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4677 bases build simple mem attributes to retain points-to information.
4679 2010-04-07 Richard Guenther <rguenther@suse.de>
4682 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4683 preserve points-to related information.
4685 2010-04-07 Richard Guenther <rguenther@suse.de>
4688 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4689 discard plain indirect references.
4690 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4691 * tree.c (tree_nop_conversion): Likewise.
4693 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4696 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4698 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4700 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4701 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4703 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4705 * tree-if-conv.c: Fix indentation and comments.
4707 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4709 * tree-if-conv.c: Sort static functions in topological order.
4711 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4713 * tree-if-conv.c: Fix indentation and comments.
4715 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4718 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4719 lang_hooks.types.type_for_size instead of
4720 build_nonstandard_integer_type.
4721 When converting an unsigned type to signed, double its precision.
4722 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4723 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4724 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4727 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4730 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4731 POINTER_PLUS_EXPR for pointer types.
4733 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4736 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4737 * graphite-clast-to-gimple.c: Include langhooks.h.
4738 (max_signed_precision_type): New.
4739 (max_precision_type): Takes two types as arguments.
4740 (precision_for_value): New.
4741 (precision_for_interval): New.
4742 (gcc_type_for_interval): New.
4743 (gcc_type_for_value): New.
4744 (gcc_type_for_clast_term): New.
4745 (gcc_type_for_clast_red): New.
4746 (gcc_type_for_clast_bin): New.
4747 (gcc_type_for_clast_expr): Split up into several functions.
4748 (gcc_type_for_clast_eq): Rewritten.
4749 (compute_bounds_for_level): New.
4750 (compute_type_for_level_1): New.
4751 (compute_type_for_level): New.
4752 (gcc_type_for_cloog_iv): Removed.
4753 (gcc_type_for_iv_of_clast_loop): Rewritten.
4754 (graphite_create_new_loop): Compute the lower and upper bound types
4755 with gcc_type_for_clast_expr.
4756 (graphite_create_new_loop_guard): Same.
4757 (find_cloog_iv_in_expr): Removed.
4758 (compute_cloog_iv_types_1): Removed.
4759 (compute_cloog_iv_types): Removed.
4760 (gloog): Do not call compute_cloog_iv_types.
4761 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4763 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4764 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4765 (GBB_CLOOG_IV_TYPES): Removed.
4767 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4769 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4770 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4771 (detect_commutative_reduction): Same.
4773 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4775 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4776 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4778 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4779 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4780 (rewrite_commutative_reductions_out_of_ssa): Same.
4781 * passes.c (execute_function_todo): Call verify_ssa for every pass
4782 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4783 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4784 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4785 with an extra argument.
4786 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4787 verify_ssa only when the extra argument is true.
4788 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4789 with an extra argument.
4790 (tree_transform_and_unroll_loop): Same.
4792 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4794 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4795 for all the passes of the LNO having LOOP_CLOSED_SSA.
4796 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4797 * tree-loop-distribution.c (pass_loop_distribution): Same.
4798 * tree-pass.h (TODO_verify_loops): Removed.
4799 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4801 (pass_tree_unswitch): Same.
4802 (pass_predcom): Same.
4803 (pass_vectorize): Same.
4804 (pass_linear_transform): Same.
4805 (pass_graphite_transforms): Same.
4806 (pass_iv_canon): Same.
4807 (pass_complete_unroll): Same.
4808 (pass_complete_unrolli): Same.
4809 (pass_parallelize_loops): Same.
4810 (pass_loop_prefetch): Same.
4811 (pass_iv_optimize): Same.
4813 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4816 * passes.c (init_optimization_passes): Move pass_lim before
4817 pass_copy_prop and pass_dce_loop.
4819 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4822 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4823 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4824 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4825 MULTI_* defines for 4 argument vpermil2p* builtins.
4827 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4829 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4830 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4831 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4832 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4833 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4834 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4835 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4836 Use x86_maybe_negate_const_int to output insn mnemonic.
4837 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4838 check from instruction predicate. Update comments.
4839 * config/i386/sync.md (sync_add<mode>): Use
4840 x86_maybe_negate_const_int to output insn mnemonic.
4842 2010-04-06 Jan Hubicka <jh@suse.cz>
4844 PR tree-optimization/42906
4845 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4846 IGNORE_SELF argument. Set visited_control_parents for fully
4848 (find_obviously_necessary_stmts): Update call of
4849 mark_control_dependent_edges_necessary.
4850 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4852 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4854 * config/i386/i386.md: Remove comment about 'e' and 'E'
4857 2010-04-06 Richard Guenther <rguenther@suse.de>
4859 PR tree-optimization/43627
4860 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4861 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4864 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4866 * BASE-VER: Change to 4.6.0.
4869 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4872 2010-04-06 Richard Guenther <rguenther@suse.de>
4875 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4877 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4879 * doc/invoke.texi (Optimize Options): Document that LTO
4880 won't remove object access purely due to incompatible
4883 2010-04-04 Matthias Klose <doko@ubuntu.com>
4885 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4886 Initialize variable.
4888 2010-04-03 Richard Guenther <rguenther@suse.de>
4891 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4892 require a non-NULL MEM_OFFSET.
4894 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4896 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4897 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4898 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4899 config/alpha/predicates.md, config/arm/arm.md,
4900 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4901 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4902 config/darwin9.h, config/darwin.c, config/darwin.h,
4903 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4904 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4905 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4906 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4907 config/mips/mips.md, config/mn10300/mn10300.c,
4908 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4909 config/rs6000/aix.h, config/rs6000/dfp.md,
4910 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4911 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4912 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4913 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4914 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4915 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4916 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4917 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4918 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4919 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4920 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4921 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4922 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4923 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4924 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4925 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4926 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4927 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4928 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4929 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4930 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4931 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4932 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4933 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4934 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4935 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4936 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4937 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4938 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4939 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4940 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4941 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4942 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4943 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4944 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4945 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4947 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4950 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4951 * aclocal.m4: Regenerate.
4953 2010-04-02 Richard Guenther <rguenther@suse.de>
4955 PR tree-optimization/43629
4956 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4957 if we have seen a constant value.
4959 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4961 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4963 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4966 * arm.c (legitimize_tls_address): Adjust call to
4967 gen_tls_load_dot_plus_four.
4968 (arm_note_pic_base): New function.
4969 (arm_cannot_copy_insn_p): Use it.
4970 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4973 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4978 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4980 * Makefile.in ($(out_object_file)): Depend on
4981 gt-$(basename $(notdir $(out_file))).h.
4983 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4985 * config.gcc (lm32-*-rtems*): Add t-lm32.
4987 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4989 * config.gcc: Add lm32-*-rtems*.
4990 * config/lm32/rtems.h: New file.
4992 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4995 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4997 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4999 * dwarf2out.c (output_compilation_unit_header): For
5000 -gdwarf-4 use version 4 instead of version 3.
5001 (output_line_info): For version 4 and above emit additional
5002 maximum ops per insn header field.
5003 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5005 * dwarf2out.c (is_c_family, is_java): Remove.
5006 (lower_bound_default): New function.
5007 (add_bound_info, gen_descr_array_type_die): Use it.
5009 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5012 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5013 re-declaration when it happens in a function.
5015 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5017 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5018 (cgraph_remove_function_insertion_hook): Same.
5019 (cgraph_call_function_insertion_hooks): Same.
5021 2010-04-01 Richard Guenther <rguenther@suse.de>
5024 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5025 and TREE_THIS_VOLATILE.
5026 (copy_ref_info): Likewise.
5027 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5028 * tree.c (build6_stat): Ignore side-effects of all but arg5
5029 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5032 2010-04-01 Richard Guenther <rguenther@suse.de>
5034 PR tree-optimization/43607
5035 * ipa-type-escape.c (check_call): Do not access non-existing
5038 2010-04-01 Richard Guenther <rguenther@suse.de>
5042 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5043 Jack Howarth <howarth@bromo.med.uc.edu>
5045 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5048 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5050 * doc/install.texi (Prerequisites): Document libelf usability on
5051 IRIX 5/6 and Solaris 2.
5052 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5053 Update GNU as, GNU ld requirements.
5054 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5055 Document Sun Studio compiler download.
5056 Update and simplify as, ld recommendations.
5057 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5059 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5061 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5062 with_tune_32 to pentium4.
5064 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5066 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5068 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5070 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5071 obsoletion, removal.
5073 Document GNU as requirement.
5074 Update configure requirements.
5075 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5076 Recomment IRIX 6.5.18+.
5077 Document IDF/IDL requirement.
5078 Document GNU as requirement.
5079 Document GNU ld bootstrap failure.
5080 Remove freeware.sgi.com reference.
5082 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5084 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5085 UNIX V4.0, V5.0 obsoletion, removal.
5086 Remove --with-gc=simple reference.
5087 Update VM requirements during bootstrap.
5088 Remove -oldas bootstrap description.
5089 Update binutils reference.
5090 Remove comparison failure note.
5092 2010-03-31 Richard Guenther <rguenther@suse.de>
5093 Zdenek Dvorak <ook@ucw.cz>
5094 Sebastian Pop <sebastian.pop@amd.com>
5097 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5098 with multiple arguments.
5099 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5101 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5103 * graphite-dependences.c (print_pddr): Call print_pdr with an
5105 * graphite-poly.c (debug_pdr): Add an extra argument for the
5108 (print_pbb_domain): Same.
5110 (print_scop_context): Same.
5112 (print_cloog): Same.
5113 (debug_pbb_domain): Same.
5117 (debug_scop_context): Same.
5119 (debug_cloog): Same.
5120 (print_scop_params): Same.
5121 (debug_scop_params): Same.
5122 (print_iteration_domain): Same.
5123 (print_iteration_domains): Same.
5124 (debug_iteration_domain): Same.
5125 (debug_iteration_domains): Same.
5126 (print_scattering_function): Same.
5127 (print_scattering_functions): Same.
5128 (debug_scattering_function): Same.
5129 (debug_scattering_functions): Same.
5130 * graphite-poly.h (debug_pdr): Update declaration.
5132 (print_pbb_domain): Same.
5134 (print_scop_context): Same.
5136 (print_cloog): Same.
5137 (debug_pbb_domain): Same.
5141 (debug_scop_context): Same.
5143 (debug_cloog): Same.
5144 (print_scop_params): Same.
5145 (debug_scop_params): Same.
5146 (print_iteration_domain): Same.
5147 (print_iteration_domains): Same.
5148 (debug_iteration_domain): Same.
5149 (debug_iteration_domains): Same.
5150 (print_scattering_function): Same.
5151 (print_scattering_functions): Same.
5152 (debug_scattering_function): Same.
5153 (debug_scattering_functions): Same.
5155 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5157 * graphite-poly.c (print_scattering_function_1): New.
5158 (print_scattering_function): Call it.
5159 (print_scop_params): Remove spaces at the end of lines.
5162 * graphite-poly.h (print_cloog): Declared.
5163 (debug_cloog): Declared.
5165 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5167 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5169 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5170 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5171 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5172 to switch between adding the IV bump in loop->latch or in loop->header.
5174 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5176 * graphite-poly.c (print_scattering_function): Pretty print following
5179 (print_pbb_domain): Same.
5180 (dump_gbb_cases): Same.
5181 (dump_gbb_conditions): Same.
5184 (print_scop_params): Same.
5185 (print_scop_context): Same.
5187 (print_pbb_body): New.
5188 (lst_indent_to): New.
5189 (print_lst): Start new lines with a #.
5190 * graphite-poly.h (pbb_bb): New.
5191 (pbb_index): Use pbb_bb.
5192 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5194 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5196 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5198 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5199 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5200 and 0 instead of 1 for dw_val_class_flag.
5201 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5202 dw_val_class_range_list, dw_val_class_loc_list,
5203 dw_val_class_lineptr and dw_val_class_macptr, use
5204 DW_FORM_flag_present for dw_val_class_flag and
5205 DW_FORM_exprloc for dw_val_class_loc.
5206 (output_die): For -gdwarf-4 print dw_val_class_loc
5207 size as uleb128 instead of 1 or 2 bytes and don't print
5208 anything for dw_val_class_flag.
5210 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5211 instead of cselib_lookup following by tweaking locs->setting_insn.
5214 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5215 even before returning from label, setjmp call or volatile asm
5218 2010-03-31 Richard Guenther <rguenther@suse.de>
5221 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5222 temporary data on stack.
5224 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5226 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5227 (PUSHSECTION_ASM_OP): Remove.
5228 (POPSECTION_ASM_OP): Remove.
5229 (PUSHSECTION_FORMAT): Remove.
5230 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5231 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5232 * config/sol2.c (solaris_output_init_fini): Use it.
5234 2010-03-31 Jie Zhang <jie@codesourcery.com>
5237 * opt-functions.awk (var_type_struct): Use signed char type
5238 for simple variables.
5240 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5242 * config/sol2.c: Include output.h.
5243 (solaris_assemble_visibility): New function.
5244 * config/t-sol2 (sol2.o): Add output.h dependency.
5245 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5246 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5249 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5252 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5253 V2SImode or XFmode on PRE_DEC.
5256 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5259 2010-03-31 Jie Zhang <jie@codesourcery.com>
5262 * reload.h (caller_save_initialized_p): Declare.
5263 * toplev.c (backend_init_target): Don't call
5264 init_caller_save but set caller_save_initialized_p to false.
5265 * caller-save.c (caller_save_initialized_p): Define.
5266 (init_caller_save): Check caller_save_initialized_p.
5267 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5269 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5272 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5273 and soft-fp/t-softfp to tmake_file.
5274 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5275 (LIBGCC2_TF_CEXT): Define.
5278 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5281 * cselib.c (n_useless_values): Document handling of debug locs.
5282 (n_useless_debug_values, n_debug_values): New variables.
5283 (new_elt_loc_list): Don't add to debug values, keep count.
5284 (promote_debug_loc): New.
5285 (cselib_reset_table): Zero new variables.
5286 (entry_and_rtx_equal_p): Promote debug locs.
5287 (discard_useless_locs): Increment n_useless_debug_values for
5289 (remove_useless_values): Adjust n_useless_values and n_debug_values
5290 with n_useless_debug_values.
5291 (add_mem_for_addr): Promote debug locs.
5292 (cselib_lookup_mem): Likewise.
5293 (cselib_lookup_addr): Renamed to...
5294 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5295 (cselib_log_lookup): ... this. Turn into...
5296 (cselib_lookup_addr): ... new wrapper.
5297 (cselib_lookup_from_insn): New.
5298 (cselib_invalidate_regno): Increment n_useless_debug_values for
5300 (cselib_invalidate_mem): Likewise.
5301 (cselib_process_insn): Take n_deleted and n_debug_values into
5302 account to guard remove_useless_value call.
5303 (cselib_finish): Zero n_useless_debug_values.
5304 * cselib.h (cselib_lookup_from_insn): Declare.
5305 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5306 (sched_analyze_2): Likewise.
5308 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5310 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5312 (adjust_mems): Replace narrowing SUBREG of expression containing
5313 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5314 with operations in the narrower mode.
5317 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5318 regs_invalidated_by_call instead all call_used_reg_set registers.
5320 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5323 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5324 pointer comparisons with types_compatible_p.
5325 * tree-vect-stmts.c (vectorizable_call): Same.
5326 (vectorizable_condition): Same.
5328 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5330 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5331 stack check if the mask would be zero.
5333 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5334 Jack Howarth <howarth@bromo.med.uc.edu>
5336 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5339 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5342 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5344 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5345 Include ___unordxf2 and ___unordtf2.
5346 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5349 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5351 * config/lm32/t-lm32: New file.
5352 * config.gcc: Use the above file when targetting lm32.
5354 2010-03-28 Duncan Sands <baldrick@free.fr>
5356 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5358 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5361 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5362 Improve vectorization cost model diagnostic.
5364 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5367 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5368 compute_data_dependences_for_loop returns false, early exit
5369 and output an extra diagnostic for the failed data reference
5372 2010-03-29 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/43560
5375 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5376 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5378 2010-03-29 Jie Zhang <jie@codesourcery.com>
5381 * toplev.c (process_options): Set optimization_default_node
5382 and optimization_current_node.
5383 * opts.c (decode_options): Don't set optimization_default_node
5384 and optimization_current_node.
5386 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5388 * config/rtems.h: Abandon -qrtems_debug.
5390 2010-03-28 Jan Hubicka <jh@suse.cz>
5392 PR tree-optimization/43505
5393 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5394 map should not be copied.
5396 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5399 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5400 cdtors, set DECL_PRESERVE_P.
5401 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5404 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5406 PR tree-optimization/43528
5407 * stor-layout.c (place_field): Check that constant fits into
5408 unsigned HWI when skipping calculation of MS bitfield layout.
5410 2010-03-27 Jan Hubicka <jh@suse.cz>
5413 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5414 notice_global_symbol work.
5416 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5418 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5419 instead of dwarf2out_decl.
5420 (struct var_loc_node): Remove section_label field.
5421 (dwarf2out_function_decl): New function.
5422 (dwarf2out_var_location): Don't set section_label field.
5423 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5425 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5427 PR tree-optimization/43544
5428 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5429 First argument for builtin vectorized function hook is now a
5430 tree to be able to distinguish between machine specific and
5432 * targhooks.c (default_builtin_vectorized_function): Ditto.
5433 * targhooks.h (default_builtin_vectorized_function): Ditto.
5434 * target.h (struct gcc_target): Ditto.
5435 * tree-vect-stmts.c (vectorizable_function): Ditto.
5436 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5437 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5440 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5443 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5444 nested binding iff it is a FUNCTION_DECL.
5445 (store_parm_decls_newstyle): Pass nested=true to bind for
5446 FUNCTION_DECLs amongst parameters.
5448 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5450 * var-tracking.c (vt_expand_loc_callback): Don't run
5451 cselib_expand_value_rtx_cb in dummy mode if
5452 cselib_dummy_expand_value_rtx_cb returned false.
5454 * var-tracking.c (emit_note_insn_var_location): For one part
5455 notes with offset 0, don't add EXPR_LIST around the location.
5456 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5457 add_location_or_const_value_attribute): Adjust for that change.
5460 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5461 into first operand and location into second.
5462 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5463 dw_cfi_oprnd_loc for DW_CFA_expression.
5464 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5465 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5466 assume first argument is regnum and second argument is location.
5468 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5471 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5472 of scratch register to DImode. Split to DImode comparison operator.
5473 Use SImode subreg of scratch register in the multiplication.
5474 (*cmp_sadd_sidi): Ditto.
5475 (*cmp_ssub_si): Ditto.
5476 (*cmp_ssub_sidi): Ditto.
5478 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5482 Remove invalid assert and wrong comment.
5484 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5487 * flags.h (final_insns_dump_p): New extern.
5488 * final.c (final_insns_dump_p): New variable.
5489 (rest_of_clean_state): Set it before -fdump-final-insns=
5490 dumping, clear afterwards.
5491 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5492 MEM_ALIAS_SET on MEMs.
5494 2010-03-26 David S. Miller <davem@davemloft.net>
5496 * configure.ac: Fix sparc GOTDATA_OP bug check.
5497 * configure: Rebuild.
5499 2010-03-26 Alan Modra <amodra@gmail.com>
5501 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5503 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5505 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5506 TLS_SECTION_ASM_FLAG.
5508 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5511 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5512 Clear first_function_block_is_cold.
5515 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5516 argument if the argument is truth_value_p.
5518 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5520 * config/rs6000/constraints.md: Update copyright year for my changes.
5523 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5524 used in reg+reg addressing, swap registers.
5526 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5529 * target.h (struct gcc_target): Add code_end hook.
5530 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5532 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5533 * toplev.c (compile_file): Call targetm.asm_out.code_end
5534 hook before unwind info/debug info output.
5535 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5536 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5537 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5538 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5539 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5540 * config/i386/i386.c (ix86_file_end): Renamed to...
5541 (ix86_code_end): ... this. Make static. Don't call
5542 file_end_indicate_exec_stack. Emit unwind info using
5543 final_start_function/final_end_function.
5544 (darwin_x86_file_end): Remove.
5545 (TARGET_ASM_CODE_END): Define.
5546 * config/i386/i386.h (TARGET_ASM_FILE_END,
5547 NEED_INDICATE_EXEC_STACK): Don't define.
5548 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5549 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5550 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5551 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5554 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5555 at the beginning and final_end_function at the end.
5556 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5558 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5560 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5561 and Sun as TLS syntax.
5562 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5563 * configure: Regenerate.
5564 * config.in: Regenerate.
5565 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5566 (default_elf_asm_named_section): Use it.
5567 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5568 (i386_output_dwarf_dtprel): Likewise.
5569 (output_addr_const_extra): Likewise.
5570 (output_pic_addr_const): Lowercase @GOTTPOFF.
5571 (output_addr_const_extra): Likewise.
5572 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5573 (output_addr_const_extra): Likewise.
5574 (output_pic_addr_const): Lowercase @INDNTPOFF.
5575 (output_addr_const_extra): Likewise.
5576 (output_pic_addr_const): Lowercase @NTPOFF.
5577 (output_addr_const_extra): Likewise.
5578 (output_pic_addr_const): Lowercase @TPOFF.
5579 (output_addr_const_extra): Likewise.
5580 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5581 (*tls_global_dynamic_64): Likewise.
5582 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5583 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5585 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5586 (ASM_OUTPUT_TLS_COMMON): Use it.
5587 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5590 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5591 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5592 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5593 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5594 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5595 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5597 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5599 * config/i386/i386.c (override_options): Don't accept
5600 -mtls-dialect=sun any longer.
5601 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5602 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5603 (*tls_local_dynamic_base_32_sun): Likewise.
5604 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5606 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5609 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5610 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5613 * ira.c (adjust_cleared_regs): New function.
5614 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5618 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5620 * expr.c (expand_expr_real): Restore previous
5621 curr_insn_source_location and curr_insn_block after
5622 expand_expr_real_1 call.
5623 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5624 instead of expand_expr_real_1.
5626 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5628 PR rtl-optimization/43413
5629 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5632 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5635 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5636 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5638 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5640 * config/i386/i386.c (ix86_target_string): Add -mfma.
5641 Fix a typo in comment.
5643 2010-03-22 Mike Stump <mikestump@comcast.net>
5646 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5647 Don't overly align based upon packed packed fields.
5649 2010-03-22 Jason Merrill <jason@redhat.com>
5651 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5652 Use () rather than [], and move before the element type.
5654 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5656 * doc/configfiles.texi (Configuration Files): Removed
5657 fixinc/Makefile*, intl/Makefile.*.
5658 * doc/makefile.texi: Fixed markup. Abstract from version
5659 control system used.
5660 (Makefile): Removed obsolete gcc/java/parse.y example.
5661 * doc/sourcebuild.texi: Likewise.
5662 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5663 libgomp, libssp. Removed fastjar.
5664 (Miscellaneous Docs): Clarify location.
5665 Added COPYING3, COPYING3.LIB.
5666 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5668 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5671 * config/i386/i386.c (x86_function_profiler)
5672 [!NO_PROFILE_COUNTERS]: Fix typo.
5673 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5676 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5677 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5679 * doc/sourcebuild.texi (Test Directives): Split into six
5680 subsections, with most of the current text in new subsections
5681 Directives, Selectors, and Final Actions.
5682 (Directives): Split list of test directives into multiple
5684 (Selectors): Describe use and syntax of selectors.
5685 (Effective-Target Keywords): Describe all existing keywords.
5686 (Add Options): Describe features for dg-add-options.
5687 (Require Support): Describe variants of dg-require-support.
5688 (Final Actions): Describe commands to use in dg-final.
5690 2010-03-22 Michael Matz <matz@suse.de>
5693 * recog.c (validate_replace_rtx_group): Replace also in
5694 REG_EQUAL and REG_EQUIV notes.
5696 2010-03-22 Richard Guenther <rguenther@suse.de>
5698 PR tree-optimization/43390
5699 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5700 sure vector extracts are type correct.
5702 2010-03-22 Richard Guenther <rguenther@suse.de>
5705 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5706 x * sqrt (x) even when optimizing for size if the target
5707 has native support for sqrt.
5709 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5711 * varasm.c (make_decl_rtl_for_debug): Also clear
5712 flag_mudflap for the duration of make_decl_rtl call.
5715 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5716 locs from preserved VALUEs.
5718 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5721 * pa.md (movmemsi): Set align to one if zero.
5722 (movmemdi): Likewise.
5724 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5727 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5728 with their corresponding prologue pushes.
5730 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5733 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5734 at the begining or end.
5735 (spu_expand_epilogue): Likewise.
5737 2010-03-20 Richard Guenther <rguenther@suse.de>
5739 PR rtl-optimization/43438
5740 * combine.c (make_extraction): Properly zero-/sign-extend an
5741 extraction of the low part of a CONST_INT. Also handle
5744 2010-03-19 Mike Stump <mikestump@comcast.net>
5746 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5747 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5748 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5750 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5753 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5756 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5758 PR rtl-optimization/42258
5759 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5760 use that may match DEF.
5763 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5764 the cost of loading the constant rather than assuming
5766 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5767 outer code is AND, do the same tests as the andsi3 expander and
5768 return COSTS_N_INSNS (1) if and is cheap.
5770 * optabs.c (avoid_expensive_constant): Fix formatting.
5772 2010-03-19 Michael Matz <matz@suse.de>
5775 * attribs.c (decl_attributes): When rebuilding a function pointer
5776 type use the same qualifiers as the original pointer type.
5778 2010-03-19 Martin Jambor <mjambor@suse.cz>
5780 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5781 and is_gimple_ip_invariant_address.
5783 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5786 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5788 * config/arm/arm.c (arm_override_options): Turn off
5789 flag_dwarf2_cfi_asm for AAPCS variants.
5791 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5794 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5795 Use PRE_MODIFY instead of PRE_DEC.
5796 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5797 (vfp_emit_fstmd): Likewise.
5799 2010-03-19 Michael Matz <matz@suse.de>
5802 * builtins.c (expand_builtin_interclass_mathfn,
5803 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5806 2010-03-19 Richard Guenther <rguenther@suse.de>
5808 PR tree-optimization/43415
5809 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5810 (phi_translate_1): ... this.
5811 (phi_translate): Move all caching here. Cache all NARY
5812 and REFERENCE translations.
5814 2010-03-19 David S. Miller <davem@davemloft.net>
5816 With help from Eric Botcazou.
5817 * config/sparc/sparc.c: Include dwarf2out.h.
5818 (emit_pic_helper): Delete.
5819 (pic_helper_symbol_name): Delete.
5820 (pic_helper_emitted_p): Delete.
5821 (pic_helper_needed): New.
5822 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5823 (get_pc_thunk_name): New.
5824 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5825 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5826 Set pic_helper_needed to true. Don't call emit_pic_helper.
5827 (sparc_expand_prologue): Update load_pic_register call.
5828 (sparc_output_mi_thunk): Likewise.
5829 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5830 thunk if possible. Output CFI information as needed.
5832 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5833 Jack Howarth <howarth@bromo.med.uc.edu>
5836 * config/i386/i386.h: Fix ABI on darwin x86-32.
5838 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5840 * tree.h: Declare make_decl_rtl_for_debug.
5841 * varasm.c (make_decl_rtl_for_debug): New.
5842 * dwarf2out.c (rtl_for_decl_location): Call it.
5843 * cfgexpand.c (expand_debug_expr): Call it.
5845 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5848 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5852 * var-tracking.c (vt_init_cfa_base): Do nothing if
5853 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5855 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5858 * var-tracking.c (canonicalize_vars_star): New.
5859 (dataflow_post_merge_adjust): Use it.
5861 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5864 * var-tracking.c (non_suitable_const): New function.
5865 (add_uses): For DEBUG_INSNs with constants, don't record any
5866 value, instead just the constant value itself.
5867 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5868 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5869 (emit_notes_in_bb): Likewise.
5870 (emit_note_insn_var_location): For onepart variables if
5871 cur_loc is a VOIDmode constant, use DECL_MODE.
5873 2010-03-18 Martin Jambor <mjambor@suse.cz>
5876 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5877 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5878 all non-clones. Moved call redirection...
5879 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5880 (cgraph_materialize_all_clones): Dispose of all
5881 combined_args_to_skip bitmaps.
5882 (verify_cgraph_node): Do not check for edges pointing to wrong
5883 nodes in inline clones.
5884 * tree-inline.c (copy_bb): Call
5885 cgraph_redirect_edge_call_stmt_to_callee.
5886 * ipa.c (cgraph_remove_unreachable_nodes): Call
5887 cgraph_node_remove_callees even when there are used clones.
5889 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5893 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5896 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5899 2010-03-18 Michael Matz <matz@suse.de>
5902 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5903 into sqrt(x) if we need to preserve signed zeros.
5905 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5906 Eric Botcazou <ebotcazou@adacore.com>
5908 PR rtl-optimization/43360
5909 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5910 note if we don't know its invariant status.
5912 2010-03-18 Michael Matz <matz@suse.de>
5914 PR tree-optimization/43402
5915 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5916 PHI chains of ssa names registered for update.
5918 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5921 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5922 non-offsettable and pre_modify update addressing.
5923 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5924 and "2" alternatives "#".
5925 (*movdd_softfloat32): Make all alternatives "#";
5926 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5927 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5928 (*movdf_softfloat32): Make all alternatives "#";
5929 (movdi): Use the new DIFD mode iterator to create a common splitter
5930 for movdi, movdf and movdd patterns.
5932 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5934 * common.opt (dumpdir): Remove redundant tab.
5936 2010-03-17 Martin Jambor <mjambor@suse.cz>
5938 PR tree-optimization/43347
5939 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5940 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5942 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5944 PR rtl-optimization/42216
5945 * regrename.c (create_new_chain): New function, broken out from...
5946 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5947 appending a use to an empty chain.
5948 (build_def_use): Remove previous changes that convert OP_INOUT to
5949 OP_OUT operands; instead detect the case where an OP_INOUT operand
5950 uses a previously untracked register and create an empty chain for it.
5952 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5954 * doc/extend.texi (Function Attributes): Rewrite unfinished
5955 sentence in ms_abi documentation.
5957 2010-03-17 Alan Modra <amodra@gmail.com>
5959 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5960 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5961 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5962 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5964 2010-03-16 Richard Henderson <rth@redhat.com>
5967 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5968 (lower_try_finally): Save and restore eh_seq around the expansion
5971 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5973 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5974 statements before splitting block.
5976 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5978 * doc/sourcebuild.texi (Testsuites): Fix markup.
5979 Use pathnames relative to gcc/testsuite.
5980 (Test Directives): Move description of how timeout is determined.
5981 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5982 (C Tests): Correct gcc.misc-tests directory.
5983 Framework tests now live in gcc.test-framework.
5985 2010-03-16 Richard Guenther <rguenther@suse.de>
5988 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5989 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5991 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5992 Alexandre Oliva <aoliva@redhat.com>
5994 PR tree-optimization/42917
5995 * lambda-code.c (remove_iv): Skip debug statements.
5996 (lambda_loopnest_to_gcc_loopnest): Likewise.
5997 (not_interesting_stmt): Debug statements are not interesting.
5999 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6003 * cselib.c (cselib_preserve_constants,
6004 cfa_base_preserved_val): New static variables.
6005 (preserve_only_constants): New function.
6006 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6007 clear its REG_VALUES. If cselib_preserve_constants, don't
6008 empty the whole hash table, but preserve there VALUEs with constants,
6009 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6010 (cselib_preserve_cfa_base_value): New function.
6011 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6012 (cselib_init): Change argument to int bitfield. Set
6013 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6015 (cselib_finish): Clear cselib_preserve_constants and
6016 cfa_base_preserved_val.
6017 * cselib.h (enum cselib_record_what): New enum.
6018 (cselib_init): Change argument to int.
6019 (cselib_preserve_cfa_base_value): New prototype.
6020 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6021 * dse.c (dse_step1): Likewise.
6022 * cfgcleanup.c (thread_jump): Likewise.
6023 * sched-deps.c (sched_analyze): Likewise.
6024 * gcse.c (local_cprop_pass): Likewise.
6025 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6026 If FN is non-NULL, call the callback always and whenever it returns
6027 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6028 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6029 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6030 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6031 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6032 * var-tracking.c: Include recog.h.
6033 (bb_stack_adjust_offset): Remove.
6034 (vt_stack_adjustments): Don't call it, instead just gather the
6035 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6036 (adjust_stack_reference): Remove.
6037 (compute_cfa_pointer): New function.
6038 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6039 (struct adjust_mem_data): New type.
6040 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6042 (get_address_mode): New function.
6043 (replace_expr_with_values): Use it.
6044 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6045 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6046 (adjust_sets): Remove.
6047 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6048 Use get_address_mode.
6049 (get_adjusted_src): Remove.
6050 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6051 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6052 (add_with_sets): Don't call adjust_sets.
6053 (fp_setter, vt_init_cfa_base): New functions.
6054 (vt_initialize): Change return type to bool. Move most of pool etc.
6055 initialization to the beginning of the function from end. Pass
6056 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6057 If !frame_pointer_needed, call vt_stack_adjustment before mos
6058 vector is filled, call vt_init_cfa_base if argp/framep has been
6059 eliminated to sp. If frame_pointer_needed and argp/framep has
6060 been eliminated to hard frame pointer, set
6061 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6062 encountering fp setter in the prologue. For MO_ADJUST, call
6063 log_op_type before pusing the op into mos vector, not afterwards.
6064 Call adjust_insn before cselib_process_insn/add_with_sets,
6065 call cancel_changes (0) afterwards.
6066 (variable_tracking_main_1): Adjust for vt_initialize calling
6067 vt_stack_adjustments and returning whether it succeeded or not.
6069 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6071 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6074 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6076 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6078 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6079 drap_reg has not been set.
6081 2010-03-15 Michael Matz <matz@suse.de>
6084 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6085 use it to expand block copies.
6086 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6087 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6088 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6090 2010-03-15 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/43367
6093 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6096 2010-03-15 Richard Guenther <rguenther@suse.de>
6098 PR tree-optimization/43317
6099 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6101 2010-03-15 Martin Jambor <mjambor@suse.cz>
6103 PR tree-optimization/43141
6104 * tree-sra.c (create_abstract_origin): New function.
6105 (modify_function): Call create_abstract_origin.
6107 2010-03-15 Chris Demetriou <cgd@google.com>
6109 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6112 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6115 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6116 call insert_out_of_ssa_copy for default definitions.
6118 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6120 * graphite-clast-to-gimple.c (my_long_long): Defined.
6121 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6122 * graphite-sese-to-poly.c (my_long_long): Defined.
6123 (scop_ivs_can_be_represented): Use it.
6125 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6127 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6128 graphite-max-bbs-per-function, and loop-block-tile-size.
6129 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6131 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6133 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6135 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6136 forward declaration.
6137 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6138 (add_upper_bounds_from_estimated_nit): New.
6139 (build_loop_iteration_domains): Use it.
6141 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6143 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6145 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6148 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6149 should be an INTEGER_CST. Also handle CASE_CONVERT.
6151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6153 * graphite.c (graphite_initialize): To bound the number of bbs per
6154 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6155 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6156 * doc/invoke.texi: Document it.
6158 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6160 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6161 * graphite-sese-to-poly.h (build_poly_scop): Same.
6163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6165 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6166 the number of parameters in the scop. Use as an upper bound
6167 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6168 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6169 * doc/invoke.texi: Document it.
6171 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6173 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6174 * doc/c-tree.texi: Remove.
6175 * doc/generic.texi: Merge c-tree.texi here.
6176 * doc/gccint.texi (Trees): Remove menu entry.
6177 (c-tree.texi): Remove @include.
6178 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6179 * doc/languages.texi (Reading RTL): Ditto.
6181 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6184 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6186 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6189 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6190 code added to work around reload clobbering CONST insns.
6192 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6194 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6195 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6196 (cselib_preserve_only_values): Remove retain argument, don't
6197 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6198 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6199 * var-tracking.c (micro_operation): Move insn field before union.
6200 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6201 (struct variable_tracking_info_def): Remove n_mos field, change
6202 mos into a vector of micro_operations.
6203 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6204 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6205 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6206 changing into a vector.
6207 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6208 come before all other uops generated by add_stores.
6209 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6211 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6212 a vector. Run just one pass over the bbs instead of separate counting
6213 and computation phase.
6214 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6217 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6218 into *nonlocalized_list vector.
6219 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6220 even if origin is non-NULL.
6221 (gen_variable_die): Likewise.
6222 (process_scope_var): Don't change origin.
6223 (gen_decl_die): Likewise.
6224 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6225 before adding new edges instead of after it, fix moving over
6228 2010-03-11 David S. Miller <davem@davemloft.net>
6230 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6232 * configure: Rebuild.
6234 2010-03-11 Martin Jambor <mjambor@suse.cz>
6236 PR tree-optimization/43257
6237 * tree.c (assign_assembler_name_if_neeeded): New function.
6238 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6240 * tree.h (assign_assembler_name_if_neeeded): Declare.
6241 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6242 the function if needed.
6244 2010-03-11 Chris Demetriou <cgd@google.com>
6246 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6247 include/stdint-gcc.h, and include/stdint.h world-readable.
6249 2010-03-11 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/43255
6252 * tree-vrp.c (process_assert_insertions_for): Do not insert
6253 asserts for trivial conditions.
6255 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6257 PR tree-optimization/43280
6258 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6259 generation. Move calculation of size out of the if branch.
6260 (find_bswap): Modify compare number generation.
6262 2010-03-11 Richard Guenther <rguenther@suse.de>
6265 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6266 (input_gimple_stmt): Fixup handled component types during
6267 operand read. Also fix up decls in ADDR_EXPRs.
6269 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6271 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6272 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6274 2010-03-10 Jan Hubicka <jh@suse.cz>
6277 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6278 * varasm.c (get_variable_section): Don't do that here...
6279 (make_decl_rtl): ... and here.
6280 (do_assemble_alias): Produce decl RTL.
6281 (assemble_alias): Likewise.
6283 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6286 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6287 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6289 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6290 (based_loc_descr): Only express drap or vdrap regno based expressions
6291 using DW_OP_fbreg when not optimizing.
6292 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6293 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6294 REG_CFA_SET_VDRAP note.
6296 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6298 PR tree-optimization/43236
6299 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6300 error in calculation of base address in reverse iteration case.
6301 (generate_builtin): Take number of latch executions if the statement
6304 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6307 * tree-eh.c: Include pointer-set.h.
6308 (lower_eh_dispatch): Filter out duplicate case labels and
6309 remove the unneeded edge when the label is unused. Return
6310 true when some edges are removed.
6311 (execute_lower_eh_dispatch): When any lowering resulted in
6312 removing an edge, also delete unreachable blocks.
6314 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6317 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6318 UNSPEC_MACHOPIC_OFFSET.
6320 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6323 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6324 (m68k_delegitimize_address): New function.
6326 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6329 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6332 * var-tracking.c (adjust_sets): New function.
6333 (count_with_sets, add_with_sets): Use it.
6334 (get_adjusted_src): New inline function.
6335 (add_stores): Use it.
6338 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6339 call cselib_dummy_expand_value_rtx_cb instead of
6340 cselib_expand_value_rtx_cb.
6343 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6344 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6345 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6346 and .cfi_endproc around the pic thunks.
6347 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6348 all queued unwind info register saves are saved before the call.
6349 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6350 considered as sp-=4 for unwind info and the pop as sp+=4 which
6351 also clobbers dest, but doesn't actually restore it.
6354 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6355 RTX_FRAME_RELATED_P.
6357 2010-03-09 Jie Zhang <jie@codesourcery.com>
6359 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6360 whitespaces in output template.
6362 2010-03-09 Jie Zhang <jie@codesourcery.com>
6364 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6367 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6369 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6370 builtins.exp in a separate job.
6372 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6374 * graphite-sese-to-poly.c (add_param_constraints): Use
6375 lower_bound_in_type and upper_bound_in_type.
6377 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6379 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6380 instead of unsigned_type_node.
6382 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6383 Reza Yazdani <reza.yazdani@amd.com>
6386 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6387 on pointer type parameters.
6389 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6393 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6394 handle conversions from pointer to integers.
6395 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6396 induction variable, to be able to work with code generated by CLooG.
6397 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6398 (build_poly_scop): Bail out if we cannot codegen a loop.
6400 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6402 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6403 code generation with gloog_error.
6405 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6407 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6408 Call fold_convert on all the returned values.
6409 (expand_scalar_variables_expr): Pass to
6410 expand_scalar_variables_ssa_name the type of the resulting expression.
6412 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6414 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6415 ppl_min_for_le_pointset.
6416 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6417 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6419 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6421 * graphite-dependences.c (map_into_dep_poly): Removed.
6422 (dependence_polyhedron_1): Use combine_context_id_scat.
6424 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6426 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6427 (struct poly_bb): Same.
6428 (combine_context_id_scat): New.
6430 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6433 * sese.c (name_defined_in_loop_p): Return false for default
6436 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6438 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6439 and clean up the logic.
6441 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6443 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6446 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6448 * var-tracking.c (remove_cselib_value_chains): Define only for
6450 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6451 delete_slot_part, emit_notes_for_differences_1): Don't call
6452 remove_cselib_value_chains here.
6453 (set_slot_part, emit_notes_for_differences_2): Don't call
6454 add_cselib_value_chains here.
6455 (preserved_values): New vector.
6456 (preserve_value): New function.
6457 (add_uses, add_stores, vt_add_function_parameters): Use it
6458 instead of cselib_preserve_value.
6459 (changed_values_stack): New vector.
6460 (check_changed_vars_0): New function.
6461 (check_changed_vars_1, check_changed_vars_2): Use it.
6462 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6463 changed_values_stack VALUEs.
6464 (vt_emit_notes): For all preserved_values call
6465 add_cselib_value_chains. If ENABLE_CHECKING call
6466 remove_cselib_value_chains before verifying value_chains is empty.
6467 Initialize and free changed_values_stack.
6468 (vt_initialize): Initialize preserved_values.
6469 (vt_finalize): Free preserved_values.
6471 2010-03-08 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/43269
6474 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6477 2010-03-08 Martin Jambor <mjambor@suse.cz>
6479 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6480 (ipa_is_param_called): Removed.
6481 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6482 (ipa_print_node_params): Do not print the called flag.
6483 (ipa_write_node_info): Do not stream the called flag.
6484 (ipa_read_node_info): Likewise.
6486 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6489 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6490 * cselib.c (struct expand_value_data): Add dummy field.
6491 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6493 (cselib_dummy_expand_value_rtx_cb): New function.
6494 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6496 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6497 * var-tracking.c: Include pointer-set.h.
6498 (variable): Change n_var_parts to char from int. Add
6499 cur_loc_changed and in_changed_variables fields.
6500 (variable_canonicalize): Remove.
6501 (shared_var_p): New inline function.
6502 (unshare_variable): Maintain cur_loc_changed and
6503 in_changed_variables fields. If var was in changed_variables,
6504 replace it there with new_var. Just copy cur_loc instead of
6505 resetting it to something else.
6506 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6507 (dataflow_set_union): Don't call variable_canonicalize.
6508 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6509 of their DEBUG_EXPR_TREE_DECLs.
6510 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6511 and in_changed_variables and cur_loc_changed is false.
6512 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6513 and cur_loc_changed. Don't update cur_loc here.
6514 (variable_merge_over_src): Don't call variable_canonicalize.
6515 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6516 removing loc that is equal to cur_loc, clear cur_loc,
6517 set cur_loc_changed and ensure variable_was_changed is called.
6518 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6519 compare pointers in cur_loc check, if it is equal to loc,
6520 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6521 (variable_different_p): Remove compare_current_location argument,
6522 don't compare cur_loc.
6523 (dataflow_set_different_1): Adjust variable_different_p caller.
6524 (variable_was_changed): If dv had some var in changed_variables
6525 already, reset in_changed_variables flag for it and propagate
6526 cur_loc_changed over to the new variable. On empty var
6527 always set cur_loc_changed. Set in_changed_variables on whatever
6528 var is added to changed_variables.
6529 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6530 Use shared_var_p. When removing loc that is equal to cur_loc,
6531 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6532 end, don't set it to something else, just call variable_was_changed.
6533 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6534 loc being removed, clear cur_loc and set cur_loc_changed.
6535 Set cur_loc_changed if all locations have been removed.
6536 (struct expand_loc_callback_data): New type.
6537 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6538 allocated. Always create SUBREGs if simplify_subreg failed.
6539 Prefer to use cur_loc, when that fails and still in
6540 changed_variables (and seen first time) recompute it. Set
6541 cur_loc_changed of variables which had to change cur_loc and
6542 compute elcd->cur_loc_changed if any of the subexpressions used
6543 had to change cur_loc.
6544 (vt_expand_loc): Adjust to pass arguments in
6545 expand_loc_callback_data structure.
6546 (vt_expand_loc_dummy): New function.
6547 (emitted_notes): New variable.
6548 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6549 that weren't used for any other decl in current
6550 emit_notes_for_changes call call vt_expand_loc_dummy to update
6551 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6552 first loc_chain location if NULL before. Always use just
6553 cur_loc instead of first loc_chain location. When cur_loc_changed
6554 is false, when not --enable-checking=rtl just don't emit any note.
6555 When rtl checking, compute the note and assert it is the same
6556 as previous note. Clear cur_loc_changed and in_changed_variables
6557 at the end before removing from changed_variables.
6558 (check_changed_vars_3): New function.
6559 (emit_notes_for_changes): Traverse changed_vars to call
6560 check_changed_vars_3 on each changed var.
6561 (emit_notes_for_differences_1): Clear cur_loc_changed and
6562 in_changed_variables. Recompute cur_loc of new_var.
6563 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6564 (vt_emit_notes): Initialize and destroy emitted_notes.
6566 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6568 PR rtl-optimization/42220
6569 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6570 Use verify_reg_tracked to determine if we should use OP_OUT rather
6572 (build_def_use): If we see an in-out operand for a register that we
6573 know nothing about, treat is an output if possible, fail the block if
6576 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6579 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6582 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6585 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6586 uses of relevant DEFs that are dead outside the loop too.
6588 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6590 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6592 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6594 * var-tracking.c (values_to_unmark): New variable.
6595 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6596 values_to_unmark vector. Moved body to...
6597 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6598 instead queue it into values_to_unmark vector.
6599 (vt_find_locations): Free values_to_unmark vector.
6601 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6603 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6604 (site.exp): Export them when plugins are enabled.
6606 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6609 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6611 (chrec_fold_multiply): Same.
6613 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6616 * c-decl.c (build_compound_literal): Return early if init is
6619 2010-03-04 Martin Jambor <mjambor@suse.cz>
6621 PR tree-optimization/43164
6622 PR tree-optimization/43191
6623 * tree-sra.c (type_consists_of_records_p): Reject records with
6624 zero-size bit-fields at the end.
6626 2010-03-04 Mike Stump <mikestump@comcast.net>
6628 * Makefile.in (TAGS): Remove *.y.
6630 2010-03-04 Richard Guenther <rguenther@suse.de>
6632 PR tree-optimization/40761
6633 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6635 (my_rev_post_order_compute): New function.
6636 (init_pre): Call it.
6638 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6641 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6642 decrease the cost of an IV candidate when the cost is infinite.
6644 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6646 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6647 Use '3DNow!' for the extension of that name, ensure normal space
6649 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6651 2010-03-03 Jeff Law <law@redhat.com>
6653 * PR middle-end/32693
6654 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6655 than gen_rtx_SUBREG.
6656 (extract_bit_field_1): Likewise.
6658 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6660 * doc/sourcebuild.texi (Test directives): Document that arguments
6661 include-opts and exclude-opts are now optional for dg-skip-if,
6662 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6664 2010-03-03 Jason Merrill <jason@redhat.com>
6667 * cgraph.h (varpool_node): Add extra_name field.
6668 * varpool.c (varpool_extra_name_alias): New.
6669 (varpool_assemble_decl): Emit extra name aliases.
6670 (varpool_mark_needed_node): Look past an extra name alias.
6671 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6672 * lto-streamer-in.c (lto_input_tree): Read it.
6673 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6675 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6677 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6678 (sparc*-*-solaris2*): ...this.
6680 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6683 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6684 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6685 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6686 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6689 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6690 fallthrough to default handling, just with want_address 0 instead of 2.
6691 For single element lists, add_AT_loc directly, otherwise create an
6692 artificial variable DIE and stick location list to it.
6695 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6696 (VAL_EXPR_HAS_REVERSE): Define.
6697 (reverse_op): New function.
6698 (add_stores): For reversible operations add an extra MO_VAL_USE.
6700 2010-03-02 Jason Merrill <jason@redhat.com>
6702 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6704 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6706 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6707 (sparc64-*-linux*): Likewise.
6708 (sparc64-*-solaris2*): Include assembler files before linker ones.
6709 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6710 * config/sparc/gas.h: Delete.
6711 * config/sparc/sol2-64.h: Add copyright notice.
6712 * config/sparc/sol2-gas-bi.h: Likewise.
6713 * config/sparc/sol2-gld.h: Likewise.
6714 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6715 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6716 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6717 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6718 (sparc_elf_asm_named_section): Rename into...
6719 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6721 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6723 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6725 2010-03-02 Jeff Law <law@redhat.com>
6728 * reload1.c (rtx_p, substitute_stack): Declare.
6729 (substitute): Record addresses of changed rtxs.
6730 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6731 Restore the original rtx when complete.
6732 (reload): Free subsitute_stack when complete.
6734 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6736 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6737 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6739 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6740 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6741 Torture Tests): Change from subsection to section.
6743 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6744 Steven Bosscher <steven@gcc.gnu.org>
6746 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6749 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6752 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6753 the assignment from the new induction variable to the assignment
6754 of the value from the original loop PHI function.
6756 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6757 Daniel Jacobowitz <dan@codesourcery.com>
6759 * doc/sourcebuild.texi (Test directives): Clarify options to
6762 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6764 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6765 Disable cfi directives unless GCC and gas agree on using read-only
6766 .eh_frame sections for 64-bit.
6767 * configure: Regenerate.
6769 2010-03-01 Richard Guenther <rguenther@suse.de>
6771 PR tree-optimization/43220
6772 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6773 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6775 2010-03-01 Richard Guenther <rguenther@suse.de>
6776 Martin Jambor <mjambor@suse.cz>
6779 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6780 gimplified parameters.
6782 2010-03-01 Christian Bruel <christian.bruel@st.com>
6784 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6786 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6788 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6790 2010-03-01 Richard Guenther <rguenther@suse.de>
6793 * expr.c (expand_assignment): Use the alias-oracle to tell
6794 if the rhs aliases the result decl.
6796 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6799 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6800 to sol_gt_pch_get_address.
6801 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6802 64-bit, SPARC and x86.
6803 (sol_gt_pch_get_address): New function.
6805 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6807 * toplev.h (inform_n, error_n): Declare.
6808 * diagnostic.c (inform_n, error_n): New function.
6810 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6812 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6813 has no rtl yet when processing local_decls, queue it and recheck
6814 if deferred stack allocation hasn't assigned it rtl.
6816 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6818 * config/sh/sh.c (unspec_bbr_uid): New.
6819 (gen_block_redirect): Use it instead of INSN_UID.
6820 (gen_far_branch): Likewise.
6822 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6824 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6825 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6827 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6829 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6830 (Warning Options): -Wno-conversion-null is valid for
6831 Objective-C++ as well.
6832 * doc/tm.texi (Named Address Spaces): Likewise.
6833 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6834 * doc/tree-ssa.texi (Tree SSA): Likewise.
6836 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6839 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6840 by default. Don't set the default arch for
6841 i[34567]86-*-darwin*|x86_64-*-darwin*.
6843 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6846 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6847 default. Set the default 32bit/64bit archs with $with_arch
6848 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6850 2010-02-27 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/43186
6853 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6854 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6855 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6856 unroller iterations.
6858 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6860 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6861 required and i[34567]86-*-* targets don't support 64bit ISA.
6863 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6866 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6869 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6871 * config.gcc: Set the default arch at least to Prescott for
6872 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6873 if SSE math is enabled.
6875 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6877 * diagnostic.c (diagnostic_initialize): Update.
6878 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6880 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6881 (diagnostic_inhibit_notes): New.
6882 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6884 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6887 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6888 * doc/standards.texi: Likewise.
6889 * doc/extend.texi: Likewise.
6890 * doc/trouble.texi: Likewise.
6891 * doc/cppopts.texi: Likewise.
6892 * doc/install.texi: Likewise.
6893 * c.opt (std=c90,std=gnu90): New options.
6894 * c-opts.c (c_common_handle_option): Handle them.
6896 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6899 * c-decl.c (undeclared_variable): Use an informative note.
6901 2010-02-26 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/43186
6904 * gimple.h (gimple_fold): Remove.
6905 * gimple.c (gimple_fold): Remove. Inline into single user ...
6906 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6907 Try harder for conditions.
6909 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6912 * function.c (used_types_insert): Don't skip through named pointer
6913 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6914 and it is different from the main variant's type.
6916 2010-02-26 Nick Clifton <nickc@redhat.com>
6918 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6920 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6922 * config.gcc: Support --with-fpmath=sse for x86.
6924 * config/i386/ssemath.h: New.
6926 * doc/install.texi (--with-fpmath=sse): Documented.
6928 2010-02-26 Richard Guenther <rguenther@suse.de>
6930 PR tree-optimization/43188
6931 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6932 vector types of over-aligned element type.
6934 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6938 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6940 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6942 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6944 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6946 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6947 * var-tracking.c: Include diagnostic.h.
6948 (debug_dv): New function.
6949 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6952 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6953 (add_value_chain, add_value_chains, remove_value_chain,
6954 remove_value_chains): Handle DEBUG_EXPRs.
6955 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6958 * regcprop.c (struct queued_debug_insn_change): New type.
6959 (struct value_data_entry): Add debug_insn_changes field.
6960 (struct value_data): Add n_debug_insn_changes field.
6961 (debug_insn_changes_pool): New variable.
6962 (free_debug_insn_changes, apply_debug_insn_changes,
6963 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6964 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6965 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6967 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6969 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6970 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6971 changes, call cprop_find_used_regs via note_stores.
6972 (copyprop_hardreg_forward): When copying vd from predecessor
6973 which has any queued DEBUG_INSN changes, make sure the pointers are
6974 cleared. At the end call df_analyze and then if there are any
6975 DEBUG_INSN changes queued at the end of some basic block for still
6976 live registers, apply them.
6977 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6979 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6981 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6984 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6986 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6987 targets. Set the default with_cpu/with_arch from arch/cpu.
6988 Allow x86-64 and native for with_cpu/with_arch.
6990 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6992 * ebitmap.c: Change calls to verify_popcount with calls to
6993 sbitmap_verify_popcount.
6994 (ebitmap_clear_bit): Fixed map->cacheindex test and
6995 map>cache update when bit clearing results in an empty
6998 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7001 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7002 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7003 and support both V2DF and V2DI modes.
7004 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7005 support both V2DF and V2DI modes.
7006 (general): Delete trailing whitespace from a few patterns.
7008 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7009 V2DF/V2DI interleave high/low builtins.
7011 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7014 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7015 interleave high/low functions.
7017 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7019 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7020 #pragma extern_prefix.
7022 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7025 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7026 BLKmode, assert op0 is a MEM and just adjust its mode.
7029 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7030 if bitpos isn't multiple of mode's bitsize.
7032 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7034 * c.opt (-ftemplate-depth=): New.
7035 (-ftemplate-depth-): Deprecate.
7036 * optc-gen.awk: Handle -ftemplate-depth=.
7037 * opth-gen.awk: Likewise.
7038 * c-opts.c (c_common_handle_option): Likewise.
7039 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7041 2010-02-24 Jason Merrill <jason@redhat.com>
7043 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7045 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7047 * cfg.c (alloc_aux_for_block): Remove inline.
7048 (alloc_aux_for_edge): Likewise.
7050 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7052 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7054 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7056 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7057 * config/i386/sol2-gas.h: New file.
7058 * config.gcc (i[34567]86-*-solaris2*): Use it.
7060 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7063 * c-typeck.c (ep_convert_and_check): New.
7064 (build_conditional_expr): Use it.
7065 (build_binary_op): Likewise.
7067 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7069 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7072 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7073 bounds even for -O+.
7074 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7075 expr needs to have DECL_NAME set.
7077 2010-02-24 Nick Clifton <nickc@redhat.com>
7079 * config/mep/mep.c: Include gimple.h.
7080 (mep_function_uses_sp): Delete unused function.
7081 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7082 parameters. Use unsigned integers to count args. Return a
7083 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7085 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7088 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7089 greater or equal to nelt instead of 2 * nelt.
7090 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7093 2010-02-23 Jason Merrill <jason@redhat.com>
7096 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7097 in cfun->local_decls even if they have register types.
7100 * stor-layout.c (place_field): Don't warn about unnecessary
7101 DECL_PACKED if the type is packed.
7103 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7106 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7107 GOTOFF relocs, even when the base reg isn't pic pointer.
7109 2010-02-23 Michael Matz <matz@suse.de>
7112 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7113 (expand_gimple_basic_block): Generate and use debug temps if there
7114 are debug uses left after the last real use of TERed ssa names.
7115 Unlink debug immediate uses when they are expanded.
7117 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7120 * config/i386/i386.c (override_options): Reorganise to provide
7121 better error messages.
7123 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7126 * graphite-scop-detection.c (create_single_exit_edge): Move
7127 the call to find_single_exit_edge to....
7128 (create_sese_edges): ...here. Don't handle multiple edges
7129 exiting the function.
7130 (build_graphite_scops): Don't handle multiple edges
7131 exiting the function.
7133 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7136 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7137 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7139 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7142 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7144 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7147 * c-typeck.c (convert_arguments): Print declaration location.
7148 * c-common.c (validate_nargs): Rename as
7149 builtin_function_validate_nargs.
7150 (check_builtin_function_arguments): Update.
7152 2010-02-22 Richard Guenther <rguenther@suse.de>
7155 * tree-inline.c (declare_return_variable): Use the type of
7156 the call stmt lhs if available.
7158 2010-02-22 Duncan Sands <baldrick@free.fr>
7160 * passes.c (register_pass): Always consider all pass lists when
7161 ref_pass_instance_number is zero.
7163 2010-02-22 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/42749
7166 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7167 parameter. Do arithmetic in the original type.
7168 (update_accumulator_with_ops): Likewise.
7169 (adjust_accumulator_values): Adjust.
7171 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7173 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7174 (QI to BLKmode splitter): New splitter.
7176 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7178 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7179 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7181 2010-02-22 Richard Guenther <rguenther@suse.de>
7183 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7185 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7187 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7188 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7189 ($(T)crti.o, $(T)crtn.o): Remove rules.
7191 2010-02-21 Tobias Burnus <burnus@net-b.de>
7194 * doc/invoke.texi (-fassociative-math): Document that this
7195 option is automatically enabled for Fortran.
7197 2010-02-20 David S. Miller <davem@davemloft.net>
7199 * configure.ac: Test if linker and assembler properly support
7200 GOTDATA_OP relocations.
7201 * configure: Rebuild.
7202 * config.in: Likewise.
7203 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7204 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7205 (movsi_high_pic): Likewise.
7206 (movdi_lo_sum_pic): Likewise.
7207 (movdi_high_pic): Likewise.
7208 (movsi_pic_gotdata_op): New pattern.
7209 (movdi_pic_gotdata_op): Likewise.
7210 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7211 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7213 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7216 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7217 attribute to ssemul.
7218 (xop_mulv2div2di3_high): Ditto.
7220 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7223 * c.opt (Wconversion-null): New option.
7224 * doc/invoke.texi (Wconversion-null): Document.
7226 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7228 * common.opt (Wlarger-than-): Add Undocumented.
7230 2010-02-19 Mike Stump <mikestump@comcast.net>
7232 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7234 2010-02-19 Jason Merrill <jason@redhat.com>
7237 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7238 * configure: Likewise.
7240 2010-02-20 Alan Modra <amodra@gmail.com>
7243 * cgraph.h (cgraph_make_decl_local): Declare.
7244 * cgraph.c (cgraph_make_decl_local): New function.
7245 (cgraph_make_node_local): Use it.
7246 * cgraphunit.c (cgraph_function_versioning): Likewise.
7247 * ipa.c (function_and_variable_visibility): Likewise.
7249 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7252 * except.c (sjlj_emit_function_enter): Don't call
7253 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7255 * rtl.h (add_reg_br_prob_note): Remove prototype.
7257 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7260 * c-common.c (conversion_warning): Remove widening conversions
7261 before checking the conversion of integers to reals.
7263 2010-02-19 Mike Stump <mikestump@comcast.net>
7266 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7269 * cgraphunit.c (process_function_and_variable_attributes): Check
7270 DECL_PRESERVE_P instead of looking up attribute "used".
7271 * ipa-pure-const.c (check_decl): Likewise.
7272 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7273 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7274 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7275 instead of attribute "used".
7276 * config/sol2-c.c (solaris_pragma_init): Likewise.
7277 (solaris_pragma_fini): Likewise.
7279 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7281 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7282 Use XCNEW instead of xcalloc.
7283 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7284 XNEW instead of xmalloc.
7285 (get_fields): Use XNEWVEC instead of xmalloc.
7288 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7289 populate vars array.
7290 (create_new_general_access): For debug stmts just reset value.
7291 (get_stmt_accesses): For accesses within debug stmts just record them
7292 using add_access_to_acc_sites instead of preventing the peeling or
7293 counting them as accesses.
7296 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7298 2010-02-19 Richard Guenther <rguenther@suse.de>
7300 PR tree-optimization/42916
7301 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7304 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7306 * configure.ac: Replace all uses of changequote in macro arguments
7307 with proper quoting.
7309 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7312 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7314 2010-02-19 Richard Guenther <rguenther@suse.de>
7316 PR tree-optimization/42944
7317 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7318 test for aliasing with errno.
7320 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7323 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7324 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7325 * dojump.c: Include output.h.
7326 (inv): New inline function.
7327 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7328 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7329 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7330 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7331 argument, pass it down to other calls.
7332 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7333 add REG_BR_PROB note to the conditional jump.
7334 * cfgexpand.c (add_reg_br_prob_note): Removed.
7335 (expand_gimple_cond): Don't call it, add the probability
7336 as last argument to jumpif_1/jumpifnot_1.
7337 * Makefile.in (dojump.o): Depend on output.h.
7338 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7340 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7341 * stmt.c (do_jump_if_equal): Likewise.
7342 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7343 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7344 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7346 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7347 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7348 jumpifnot_1 callers.
7349 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7351 (store_expr): Adjust jumpifnot caller.
7352 (store_constructor): Adjust jumpif caller.
7355 * gimplify.c (gimple_boolify): For __builtin_expect call
7356 gimple_boolify also on its first argument.
7358 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7360 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7362 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7363 * configure: Regenerated.
7365 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7367 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7368 lang_hooks.types_compatible_p instead of comptypes.
7370 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7372 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7373 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7374 if __prefer_thumb__ is defined.
7376 2010-02-18 Martin Jambor <mjambor@suse.cz>
7378 PR tree-optimization/43066
7379 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7380 array with zero-sized element type.
7382 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7384 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7385 rtx, allocate struct var_loc_node here and return it to the
7386 caller, and only if it is actually needed.
7387 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7388 move it earlier and return immediately if it returns NULL.
7390 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7392 * config/sparc/gas.h: New file. Restore
7393 TARGET_ASM_NAMED_SECTION to its ELF default.
7394 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7396 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7397 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7398 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7399 after sparc/sysv4.h.
7401 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7403 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7405 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7407 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7408 patterns from predicated pattern.
7410 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7413 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7414 for insn mnemonic suffix.
7416 2010-02-17 Richard Guenther <rguenther@suse.de>
7418 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7421 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7424 * caller-save.c (save_call_clobbered_regs): If BB ends with
7425 a DEBUG_INSN, move any notes in between last real insn and the last
7426 DEBUG_INSN after the last DEBUG_INSN.
7428 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7430 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7431 Fix return type. Fix argument type. Explain meaning of return value.
7433 2010-02-16 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/41043
7436 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7437 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7439 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7441 2010-02-16 Ira Rosen <irar@il.ibm.com>
7443 PR tree-optimization/43074
7444 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7445 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7446 vectorizable cycles in hybrid SLP check.
7447 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7449 2010-02-16 Richard Guenther <rguenther@suse.de>
7451 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7452 (true_dependence): If memrefs_conflict_p computes must-alias
7453 trust it. Move TBAA check after offset-based disambiguation.
7454 (canon_true_dependence): Likewise.
7456 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7458 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7459 * doc/invoke.texi: Document it.
7460 * var-tracking.c: Include toplev.h and params.h.
7461 (vt_find_locations): Return bool indicating success. Compute
7462 hash sizes unconditionally. Check new parameter, report.
7463 (variable_tracking_main_1): Check vt_find_locations results and
7464 retry. Renamed from...
7465 (variable_tracking_main): ... this. New wrapper to preserve
7466 flag_var_tracking_assignments.
7467 * Makefile.in (var-tracking.o): Adjust dependencies.
7469 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7470 Jakub Jelinek <jakub@redhat.com>
7473 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7474 if weak_import attribute is present.
7475 * config/darwin.c (machopic_select_section): Likewise.
7477 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7479 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7480 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7481 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7482 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7484 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7487 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7490 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7491 Rewrite text to refer to the names.
7493 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7495 * config/i386/i386-builtin-types.def
7496 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7497 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7498 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7499 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7500 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7501 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7502 IX86_BUILTIN_VPERMIL2PS256.
7503 (MULTI_ARG_4_DF2_DI_I): Defined.
7504 (MULTI_ARG_4_DF2_DI_I1): Defined.
7505 (MULTI_ARG_4_SF2_SI_I): Defined.
7506 (MULTI_ARG_4_SF2_SI_I1): Defined.
7507 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7508 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7509 __builtin_ia32_vpermil2ps256.
7510 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7511 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7512 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7513 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7514 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7515 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7516 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7517 CODE_FOR_xop_vpermil2v8sf3.
7518 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7519 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7520 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7521 (_mm256_permute2_pd): New.
7522 (_mm_permute2_ps): New.
7523 (_mm256_permute2_ps): New.
7525 2010-02-15 Nick Clifton <nickc@redhat.com>
7527 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7528 boolean parameters. Use emit_jump_insn when emitting a pop
7529 instruction containing a return insn.
7530 (push): Use 'true' rather than '1' as second parameter to F.
7531 (h8300_expand_prologue): Likewise.
7532 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7533 (h8300_expand_epilogue): Likewise.
7535 2010-02-15 Richard Guenther <rguenther@suse.de>
7538 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7541 2010-02-15 Nick Clifton <nickc@redhat.com>
7543 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7546 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7548 * intl.c (fake_ngettext): New function.
7549 * intl.h (fake_ngettext): Declare.
7550 (ngettext): Define macro.
7551 * collect2.c (notice_translated): New function.
7552 (main): Use notice_translated and ngettext.
7553 * collect2.h (notice_translated): Declare.
7555 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7557 * reorg.c (delete_computation): Comment fixes.
7558 * caller-save.c (setup_save_areas): Idem.
7559 * sel-sched-dump.c (dump_lv_set): Idem.
7562 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7564 * config/s390/s390.c (s390_sched_init): New function.
7565 (TARGET_SCHED_INIT): Target hook defined.
7567 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7568 Jack Howarth <howarth@bromo.med.uc.edu>
7569 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7572 Partial revert of unintended change in fix for PR41605.
7573 * config/darwin.h: Fix typo.
7574 * config/darwin9.h: Same.
7576 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7578 * c-pch.c (pch_init): Clear v.
7580 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7583 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7584 graphite_can_represent_init for MULT_EXPR.
7586 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7590 * graphite-sese-to-poly.c (remove_phi): New.
7591 (translate_scalar_reduction_to_array): Call remove_phi.
7593 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7596 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7597 * graphite-clast-to-gimple.h (gloog): Update declaration.
7598 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7599 * graphite-poly.h (struct poly_bb): Add missing comments.
7600 (struct scop): Add poly_scop_p field.
7602 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7603 * graphite.c (graphite_transform_loops): Build the polyhedral
7604 representation for each scop before code generation.
7605 * sese.c (rename_variables_in_operand): Removed.
7606 (rename_variables_in_expr): Return the renamed expression.
7607 (rename_sese_parameters): New.
7608 * sese.h (rename_sese_parameters): Declared.
7610 2010-02-11 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/42998
7613 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7614 POINTER_PLUS_EXPR properly.
7616 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7617 Changpeng Fang <changpeng.fang@amd.com>
7620 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7621 the cost of an IV candidate when the IV is used in a test against zero.
7623 * gcc.dg/tree-ssa/ivopts-3.c: New.
7625 2010-02-11 Richard Guenther <rguenther@suse.de>
7628 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7629 pointer-vs-decl case by swapping refs. Handle some cases
7630 of pointer-vs-decl disambiguations more conservatively.
7631 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7632 to false after expanding.
7634 2010-02-11 Richard Guenther <rguenther@suse.de>
7637 * gcc.c (process_command): Handle LTO file@offset case more
7640 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7642 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7643 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7645 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7647 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7648 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7649 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7650 Optimize eq/ne comparisons when both arguments are known to be
7652 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7653 Don't mask operands unnecessarily if they are known to be already
7656 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7658 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7661 2010-02-10 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/43017
7664 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7665 for wrapping signed arithmetic.
7667 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7670 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7671 if no debug info should be emitted for it.
7673 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7675 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7676 note when flag_exceptions is set.
7678 2010-02-10 Duncan Sands <baldrick@free.fr>
7680 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7682 2010-02-10 Richard Guenther <rguenther@suse.de>
7685 * tree.c (get_unwidened): Handle constants.
7686 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7688 2010-02-10 Martin Jambor <mjambor@suse.cz>
7691 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7692 check for variable argument counts independently.
7694 2010-02-10 Christian Bruel <christian.bruel@st.com>
7697 * config/sh/sh.c (find_barrier): Increase length for non delayed
7698 conditional branches.
7700 2010-02-10 Christian Bruel <christian.bruel@st.com>
7702 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7704 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7706 * builtins.c (set_builtin_user_assembler_name): Also handle
7707 ffs if int is smaller than word.
7709 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7712 * ira-conflicts.c (get_dup): Remove.
7713 (process_reg_shuffles): Add new parameter. Use it as an
7714 additional guard for copy generation.
7715 (add_insn_allocno_copies): Rewrite.
7717 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7719 * common.opt (fsched2-use-traces): Preserved for backward
7721 * doc/invoke.texi: Remove the documentation about option
7722 -fsched2-use-traces.
7723 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7724 flag_sched2_use_traces.
7725 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7726 the backward compatibility flag section.
7728 2010-02-09 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/43008
7731 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7732 make HEAP variables initialized from global memory if they
7733 are not known builtin functions.
7734 (find_func_aliases): Adjust.
7736 2010-02-09 Richard Guenther <rguenther@suse.de>
7738 PR tree-optimization/43000
7739 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7740 arithmetic manually.
7742 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7744 PR tree-optimization/42931
7745 * tree-loop-linear.c (try_interchange_loops): Don't call
7746 double_int_mul if estimated_loop_iterations failed.
7748 2010-02-08 Martin Jambor <mjambor@suse.cz>
7751 * tree-sra.c (build_accesses_from_assign): Do not mark in
7752 should_scalarize_away_bitmap if stmt has volatile ops.
7753 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7756 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7758 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7760 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7762 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7765 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7768 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7770 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7773 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7774 to unknown_dependence.
7775 (graphite_legal_transform_dr): Handle the unknown_dependence.
7776 (graphite_carried_dependence_level_k): Same.
7778 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7780 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7782 2010-02-07 Richard Guenther <rguenther@suse.de>
7785 * expr.c (get_inner_reference): Always initialize *pbitsize.
7787 2010-02-07 Richard Guenther <rguenther@suse.de>
7790 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7791 new ARRAY_REFs on variable size element or minimal index arrays.
7793 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7794 gimple_fold_indirect_ref.
7796 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7799 * arm.c (arm_override_options): Just return if the user has specified
7800 an invalid fpu name.
7802 2010-02-03 Jason Merrill <jason@redhat.com>
7805 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7806 i386_pe_maybe_record_exported_symbol.
7808 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7811 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7812 (pa_delegitimize_address): New function.
7814 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7816 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7817 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7819 2010-02-05 Richard Guenther <rguenther@suse.de>
7822 * lto-streamer-in.c (get_resolution): Deal with references
7823 to undefined functions.
7825 2010-02-05 Richard Guenther <rguenther@suse.de>
7827 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7828 (fold_const_aggregate_ref): Likewise.
7829 (ccp_fold_stmt): Substitute loads.
7830 (maybe_fold_reference): Verify types before substituting.
7832 (fold_gimple_assign): Unshare properly.
7833 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7835 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7837 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7838 for rs6000_gen_cell_microcode.
7840 2010-02-04 Richard Guenther <rguenther@suse.de>
7842 PR rtl-optimization/42952
7843 * dse.c (const_or_frame_p): Remove MEM handling.
7845 2010-02-04 Nick Clifton <nickc@redhat.com>
7847 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7848 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7849 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7850 (mn10300_asm_output_mi_thunk): New function.
7851 (mn10300_can_output_mu_thunk): New function.
7852 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7853 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7854 (FUNCTION_ARG): Delete incorrect comment.
7856 2010-02-03 Jason Merrill <jason@redhat.com>
7859 * fold-const.c (operand_equal_p): Handle erroneous types.
7861 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7863 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7865 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7867 PR rtl-optimization/42941
7868 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7871 2010-02-03 Jason Merrill <jason@redhat.com>
7874 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7876 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7879 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7880 (cselib_reset_table): Renamed from...
7881 (cselib_reset_table_with_next_value): ... this.
7882 (cselib_get_next_uid): Renamed from...
7883 (cselib_get_next_unknown_value): ... this.
7884 * cselib.c (next_uid): Renamed from...
7885 (next_unknown_value): ... this.
7886 (cselib_clear_table): Adjust.
7887 (cselib_reset_table): Adjust. Renamed from...
7888 (cselib_reset_table_with_next_value): ... this.
7889 (cselib_get_next_uid): Adjust. Renamed from...
7890 (cselib_get_next_unknown_value): ... this.
7891 (get_value_hash): Use hash.
7892 (cselib_hash_rtx): Likewise.
7893 (new_cselib_val): Adjust. Set and dump uid.
7894 (cselib_lookup_mem): Pass next_uid as hash.
7895 (cselib_subst_to_values): Likewise.
7896 (cselib_log_lookup): Dump uid.
7897 (cselib_lookup): Pass next_uid as hash. Adjust.
7898 (cselib_process_insn): Adjust.
7899 (cselib_init): Initialize next_uid.
7900 (cselib_finish): Adjust.
7901 (dump_cselib_table): Likewise.
7902 * dse.c (canon_address): Dump value uid.
7903 * print-rtl.c (print_rtx): Print value uid.
7904 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7906 (dv_uid): New function, sort of renamed from...
7907 (dv_htab_hash): ... this, reimplemented in terms of it and...
7908 (dv_uid2hash): ... this. New.
7909 (variable_htab_eq): Drop excess assertions.
7910 (tie_break_pointers): Removed.
7911 (canon_value_cmp): Compare uids.
7912 (variable_post_merge_New_vals): Print uids.
7913 (vt_add_function_parameters): Adjust.
7914 (vt_initialize): Reset table. Adjust.
7916 2010-02-03 Richard Guenther <rguenther@suse.de>
7918 PR tree-optimization/42944
7919 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7920 (call_may_clobber_ref_p_1): Likewise. Properly handle
7921 malloc and calloc clobbering errno.
7923 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7925 * doc/invoke.texi: Fix name of sched1 dump.
7927 * opts.c (decode_options): Set flag_tree_switch_conversion
7928 only conditionally on optimize >= 2.
7930 * gcse.c: Assorted comment fixes in pass description.
7932 2010-02-03 Anthony Green <green@moxielogic.com>
7934 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7935 nop padding in order to maintain alignment of storage location of
7936 target function address.
7937 (moxie_trampoline_init): Store target function address at newly
7939 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7941 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7943 2010-02-03 Richard Guenther <rguenther@suse.de>
7946 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7948 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7950 * config.gcc: Reenable check for obsolete targets.
7951 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7952 mips-sgi-irix6.[0-4]*.
7954 2010-02-02 Nick Clifton <nickc@redhat.com>
7956 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7957 constant size of 4 as being the same as 0.
7958 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7959 can take values in the range 0..4.
7961 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7964 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7965 as _darwin10_Unwind_FindEnclosingFunction().
7966 * libgcc-libsystem.ver: New.
7968 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7971 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7972 implicitly set registers.
7974 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7976 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7977 (arm_override_options): Allow automatic selection of the thread
7978 pointer register if thumb2.
7979 (legitimize_pic_address): Improve code sequences for Thumb2.
7980 (arm_call_tls_get_addr): Likewise.
7981 (legitimize_tls_address): Likewise.
7982 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7983 (pic_load_addr_32bit): ... this. New named pattern.
7984 * thumb2.md (pic_load_addr_thumb2): Delete.
7985 (pic_load_dot_plus_four): Delete.
7986 (tls_load_dot_plus_four): New named pattern.
7988 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7991 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7992 Document fix for TLS bug.
7994 2010-01-31 Richard Guenther <rguenther@suse.de>
7996 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7997 conservatively correct.
7999 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8003 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8005 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8007 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8009 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8011 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8013 * config.gcc: Adjust order of makefile fragments for mingw targets.
8015 2010-01-31 Richard Guenther <rguenther@suse.de>
8018 * gimplify.c (gimplify_init_constructor): For volatile LHS
8019 initialize a temporary.
8021 2010-01-31 Matthias Klose <doko@ubuntu.com>
8023 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8025 * configure: Regenerate.
8027 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8029 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8030 the same alias set and their sizes different constantness.
8031 (aliasing_component_refs_p): Revert 2009-10-24 change.
8033 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8035 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8038 2010-01-29 Richard Guenther <rguenther@suse.de>
8040 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8041 Assert we successfully updated the call.
8043 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8045 PR rtl-optimization/42889
8046 * df.h (df_set_bb_dirty_nonlr): New prototype.
8047 * df-core.c (df_set_bb_dirty_nonlr): New function.
8048 * df-scan.c (df_insn_rescan): Call it instead of
8049 df_set_bb_dirty for DEBUG_INSNs.
8051 2010-01-29 Richard Guenther <rguenther@suse.de>
8054 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8055 quadratic behavior in most cases.
8057 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8061 in the call to gen_x86_movsicc_0_m1.
8063 2010-01-28 Richard Guenther <rguenther@suse.de>
8065 PR tree-optimization/42871
8066 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8068 2010-01-28 Richard Guenther <rguenther@suse.de>
8070 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8071 into call arguments.
8073 2010-01-28 Richard Guenther <rguenther@suse.de>
8076 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8077 the forwarder if the destination is an EH landing pad.
8079 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8081 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8082 block list passed to gimple_duplicate_sese_tail.
8083 (parallelize_loops): Avoid parallelization when the function
8085 Avoid parallelization when the preheader is IRREDUCIBLE.
8086 Try to optimize when estimated_loop_iterations_int is unresolved.
8087 Add the loop's location to the dump file.
8088 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8089 (gimple_duplicate_sese_tail): Remove the check for the latch.
8090 Redirect nexits to the exit block.
8091 Remove handling of the incoming edges to the latch.
8092 Redirect the backedge from the copied latch to the exit bb.
8094 2010-01-28 Michael Matz <matz@suse.de>
8097 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8098 Wrap force_reg into a sequence, emit it before user.
8100 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8102 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8104 (arm_legacy_rev): Likewise.
8105 (thumb_legacy_rev): Likewise.
8107 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8109 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8110 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8111 on MEM's address failed, try avoid_constant_pool_reference and
8112 recurse if it returned something different.
8113 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8114 address, try avoid_constant_pool_reference and recurse if it
8115 returned something different.
8116 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8117 address and avoid_constant_pool_reference returned something
8118 different, don't set have_address.
8120 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8123 * var-tracking.c (val_store): Add modified argument, obey it.
8125 (count_uses): Move down logging of main.
8126 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8127 don't need resolution.
8128 (emit_notes_in_bb): Likewise.
8130 2010-01-27 Richard Guenther <rguenther@suse.de>
8133 * tree-inline.c (remap_decl): Delay remapping of SSA name
8134 default definitions until we need them.
8136 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8138 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8139 (rs6000_delegitimize_address): New function.
8141 * config/s390/s390.c (s390_delegitimize_address): Call
8142 delegitimize_mem_from_attrs.
8145 * tree-inline.c (cannot_copy_type_1): Removed.
8146 (copy_forbidden): Don't forbid copying of functions containing
8147 records/unions with variable length fields.
8149 2010-01-27 Christian Bruel <christian.bruel@st.com>
8153 * config/sh/sh.c (find_barrier): Increase length for non delayed
8154 conditional branches.
8156 2010-01-27 Matthias Klose <doko@ubuntu.com>
8158 * configure.ac (gnu-unique-object): Fix ldd version check.
8159 * configure: Regenerate.
8161 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8163 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8165 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8166 Test for HAVE_GNU_AS value.
8168 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8170 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8171 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8172 INT64_TYPE): Define.
8173 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8174 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8175 INT_LEAST64_TYPE): Define.
8176 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8177 UINT_LEAST64_TYPE): Define.
8178 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8179 INT_FAST64_TYPE): Define.
8180 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8181 UINT_FAST64_TYPE): Define.
8182 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8183 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8184 (SIG_ATOMIC_TYPE): Define.
8186 2010-01-26 Richard Guenther <rguenther@suse.de>
8188 * df-scan.c (df_scan_set_bb_info): Remove assert.
8189 (df_insn_rescan_debug_internal): Merge asserts.
8190 (df_install_ref): Likewise.
8191 (df_mark_reg): Use bitmap_set_range.
8192 (df_hard_reg_used_p): Remove assert.
8193 (df_hard_reg_used_count): Likewise.
8195 2010-01-26 Richard Guenther <rguenther@suse.de>
8197 PR rtl-optimization/42685
8198 * web.c (web_main): Ignore DEBUG_INSNs.
8200 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8202 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8204 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8205 Fix types of fndecl and arglist parameters.
8207 2010-01-26 Richard Guenther <rguenther@suse.de>
8210 * tree-eh.c (unsplit_eh): Skip debug insns.
8212 2010-01-26 Richard Guenther <rguenther@suse.de>
8214 PR tree-optimization/42250
8215 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8217 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8220 * omp-low.c (expand_omp_sections): Only use single_pred if
8221 l2_bb is single_pred_p.
8223 2010-01-25 Christian Bruel <christian.bruel@st.com>
8226 * config/sh/sh.c (find_barrier): Increase length for non delayed
8227 conditional branches.
8228 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8230 2010-01-24 David S. Miller <davem@davemloft.net>
8232 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8233 define if not using GAS.
8234 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8235 Likewise. Delete SECTION_MERGE code, which is only applicable
8238 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8241 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8242 mangling of va_list in system headers.
8244 2010-01-23 Toon Moene <toon@moene.org>
8246 * tree-predcom.c (combine_chains): Return NULL, not false.
8248 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8250 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8251 initialization of variable res to agree with return type.
8253 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8255 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8256 * tree-sra.c: Add include of expr.h.
8258 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8260 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8261 insert the debug stmt on the single non-EH edge from the stmt.
8263 2010-01-22 Richard Henderson <rth@redhat.com>
8266 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8267 the RHS until after generate_subtree_copies has insertted its
8268 code before the current statement.
8270 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8272 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8274 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8276 2010-01-21 Martin Jambor <mjambor@suse.cz>
8278 PR tree-optimization/42585
8279 * tree-sra.c (struct access): New field grp_total_scalarization.
8280 (dump_access): Dump the new field.
8281 (should_scalarize_away_bitmap): New variable.
8282 (cannot_scalarize_away_bitmap): Likewise.
8283 (sra_initialize): Allocate new bitmaps.
8284 (sra_deinitialize): Free new bitmaps.
8285 (create_access_1): New function.
8286 (create_access): Parts moved to create_access_1.
8287 (type_consists_of_records_p): New function.
8288 (completely_scalarize_record): Likewise.
8289 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8290 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8291 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8293 (analyze_all_variable_accesses): Completely scalarize small eligible
8296 2010-01-21 Martin Jambor <mjambor@suse.cz>
8298 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8300 2010-01-21 Andrew Haley <aph@redhat.com>
8302 * gcc.c (process_command): Move lang_specific_driver before
8303 setting cc_libexec_prefix.
8305 2010-01-21 Richard Guenther <rguenther@suse.de>
8308 * fold-const.c (negate_expr_p): Pretend only negative
8309 real constants are easily negatable.
8311 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8312 Jason Merrill <jason@redhat.com>
8314 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8315 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8316 * calls.c (initialize argument_information): Handle it.
8317 * c-common.c (handle_transparent_union_attribute): Use new name.
8318 * c-decl.c (finish_struct): Ditto.
8319 * c-typeck.c (type_lists_compatible_p): Ditto.
8320 (convert_for_assignment): Use new name and also handle record.
8321 * function.c (aggregate_value_p): Handle it.
8322 (pass_by_reference): Ditto.
8323 (assign_parm_data_types): Ditto.
8324 * print-tree.c (print_node): Ditto.
8325 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8326 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8327 * tree.c (first_field): New fn.
8329 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8332 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8333 even when linking statically, for now.
8335 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8338 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8339 without a cselib val.
8340 (count_uses): Accept MO_VAL_SET with no val on stores.
8341 (add_stores): Likewise.
8343 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8345 * var-tracking.c (check_value_val): Add a compile time assertion.
8346 (dv_is_decl_p): Simplify.
8347 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8348 gcc_assert if ENABLE_CHECKING.
8350 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8353 * var-tracking.c: Include tree-flow.h.
8354 (mem_dies_at_call): New.
8355 (dataflow_set_preserve_mem_locs): Use it.
8356 (dataflow_set_remove_mem_locs): Likewise.
8357 (dump_var): Renamed from dump_variable. Adjust all callers.
8358 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8359 * Makefile.in (var-tracking.o): Adjust deps.
8361 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8363 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8365 2010-01-20 Richard Guenther <rguenther@suse.de>
8367 PR tree-optimization/42717
8368 * tree-ssa-dce.c (get_live_post_dom): Remove.
8369 (forward_edge_to_pdom): Take an arbitrary edge to copy
8370 degenerate PHI args from.
8371 (remove_dead_stmt): Use the first post-dominator even if it
8372 does not contain live statements as redirection destination.
8374 2010-01-20 Richard Guenther <rguenther@suse.de>
8376 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8378 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8380 * sel-sched.c (create_speculation_check): Remove set but not used
8382 (try_transformation_cache): Remove set but not used variable ds.
8383 (calculate_privileged_insns): Remove set but not used variables
8384 cur_insn and min_spec_insn.
8385 (find_best_expr): Remove set but not used variable avail_n.
8386 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8388 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8390 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8391 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8394 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8397 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8398 cpu types. Add support for *-sse3 cpu types.
8399 (x86_64-*-*): Ditto.
8401 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8404 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8405 argument, call initializer_constant_valid_p_1 instead of
8406 initializer_constant_valid_p, pass CACHE to it, return NULL
8407 immediately if first call returns NULL.
8408 (initializer_constant_valid_p_1): New function.
8409 (initializer_constant_valid_p): Use it.
8411 2010-01-20 Thomas Quinot <quinot@adacore.com>
8413 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8415 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8417 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8418 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8419 (loc_list_from_tree): Don't handle unsigned division. Handle
8420 signed modulo using DW_OP_{over,over,div,mul,minus}.
8421 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8422 modulo instead of signed.
8424 2010-01-20 DJ Delorie <dj@redhat.com>
8426 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8428 (h8300_emit_stack_adjustment): Propogate it.
8430 (h8300_expand_prologue): Likewise.
8431 (h8300_expand_epilogue): Likewise.
8433 2010-01-19 Michael Matz <matz@suse.de>
8435 PR tree-optimization/41783
8436 * tree-data-ref.c (toplevel): Include flags.h.
8437 (dump_data_dependence_relation): Also dump the inputs if the
8438 result will be unknown.
8439 (split_constant_offset_1): Look through some conversions.
8440 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8441 the offset from last element is too large.
8442 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8443 (reassociate_to_the_same_stmt): Handle vector registers.
8444 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8446 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8447 wide_prolog_niters argument, emit widening instructions.
8448 (vect_do_peeling_for_alignment): Adjust caller, use widened
8449 variant of the iteration cound.
8450 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8452 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8455 * config/arm/neon-testgen.m (emit_automatics): New parameter
8456 features. Adjust for Fixed_return_reg feature.
8457 (test_intrinsic): Call emit_automatics with new feature.
8458 * config/arm/neon.ml: Update copyright years.
8459 (features): New Fixed_return_reg feature.
8460 (ops): Update feature for Vget_low.
8462 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8464 PR tree-optimization/42719
8465 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8469 * fwprop.c (all_uses_available_at): Return false if def_set dest
8470 is a REG that is used in def_insn.
8472 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8474 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8476 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8479 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8481 * target.h (struct gcc_target) <secondary_reload>: Change type
8482 of last argument to secondary_reload_info *.
8484 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8487 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8488 memory references with unaligned offsets. Remove CQImode handling.
8489 (unaligned_memory_operand): Return 1 for memory references with
8490 unaligned offsets. Remove CQImode handling.
8492 2010-01-18 Richard Guenther <rguenther@suse.de>
8495 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8498 2010-01-18 Richard Guenther <rguenther@suse.de>
8500 PR tree-optimization/42781
8501 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8502 restrict processing only if the original variable was artificial.
8504 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8506 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8507 find number of popped argument bytes.
8509 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8510 Fix the text that describes the return value for invalid insns.
8512 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8514 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8515 Clarify what 'cost of the -dependence' is. Fix quoting.
8517 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8518 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8520 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8522 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8523 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8525 2010-01-17 Richard Guenther <rguenther@suse.de>
8528 * function.c (split_complex_args): Take a VEC to modify.
8529 (assign_parms_augmented_arg_list): Build a VEC instead of
8530 a chain of PARM_DECLs.
8531 (assign_parms_unsplit_complex): Take a VEC of arguments.
8532 Do not fixup unmodified parms.
8533 (assign_parms): Deal with the VEC.
8534 (gimplify_parameters): Likewise.
8536 2010-01-17 Richard Guenther <rguenther@suse.de>
8538 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8539 node existence check.
8540 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8541 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8542 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8543 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8544 (gimple_execute_on_growing_pred): Likewise.
8546 2010-01-17 Richard Guenther <rguenther@suse.de>
8548 PR tree-optimization/42773
8549 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8550 (compute_antic_aux): Likewise.
8551 (compute_partial_antic_aux): Likewise.
8553 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8556 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8559 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8561 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8564 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8565 Fix markup for strict argument.
8567 (TARGET_SCHED_REORDER2): Fix argument types.
8569 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8570 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8572 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8573 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8575 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8578 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8579 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8580 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8581 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8582 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8584 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8586 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8588 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8589 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8591 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8593 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8596 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8598 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8599 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8601 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8603 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8605 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8606 referring to it. Fix language.
8608 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8610 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8612 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8614 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8616 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8617 '@var{stream}. Remove stray 'and'.
8619 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8621 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8623 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8625 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8626 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8628 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8629 Fix description of return value.
8630 Rename argument "sz" to "len."
8632 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8633 Clarify meaning of 'true' return value.
8635 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8637 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8638 rep_mode versus mode_rep.
8640 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8642 (TARGET_BUILTIN_DECL): Fix name.
8644 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8646 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8648 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8650 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8652 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8654 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8657 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8658 Rename argument tm_fn to md_fn.
8660 (TARGET_OPTION_PRINT): Fix argument list.
8662 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8665 * config/i386/i386.c (ix86_fixup_binary_operands):
8666 Revert FMA4 fixup of operands.
8668 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8671 * Makefile.in (write_entries_to_file, install-plugin):
8672 Use \012 instead of \n with tr.
8674 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8676 * configure.ac (HAVE_AS_REF): New C macro.
8677 * configure: Regenerate.
8678 * config.in: Likewise.
8679 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8681 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8684 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8686 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8688 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8690 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8692 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8694 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8696 (TARGET_BINDS_LOCAL_P): Fix argument type.
8698 (TARGET_ASM_FILE_END): Use prototype.
8700 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8702 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8704 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8706 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8708 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8709 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8711 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8712 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8714 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8715 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8716 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8717 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8719 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8721 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8723 (TARGET_INIT_BUILTINS): Use prototype.
8725 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8726 Put 'const char *' in braces. Fix parameter types.
8727 (TARGET_INVALID_CONVERSION): Fix parameter types.
8728 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8729 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8731 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8734 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8736 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8738 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8740 * doc/tm.texi (TARGET_HELP): Fix return type.
8742 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8743 in braces. Fix argument types.
8745 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8747 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8749 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8751 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8752 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8754 (TARGET_MANGLE_TYPE): Fix argument types.
8756 (TARGET_IRA_COVER_CLASSES): Use prototype.
8758 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8760 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8762 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8764 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8766 (TARGET_CALLEE_COPIES): Fix argument types.
8768 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8770 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8772 (TARGET_FUNCTION_VALUE): Fix argument types.
8774 (TARGET_RETURN_IN_MSB): Fix argument type.
8776 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8778 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8780 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8782 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8783 agree with return type.
8785 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8787 2010-01-15 Jing Yu <jingyu@google.com>
8789 PR rtl-optimization/42691
8790 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8791 a pseudo to a constant and are merged, and adjust comments.
8793 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8795 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8797 2010-01-15 Richard Guenther <rguenther@suse.de>
8800 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8801 labels of computed or non-local gotos to the destination.
8802 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8803 landing pad label is the first label.
8805 2010-01-15 Richard Guenther <rguenther@suse.de>
8807 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8809 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8812 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8813 to allow generation of the xssqrtdp instruction on power7.
8814 (sqrtdf2_fpr): Ditto.
8816 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8819 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8820 functions with noreturn attribute.
8823 * varasm.c (declare_weak): Add weak attribute to decl if it
8824 doesn't have one already.
8825 (assemble_external): Only add decls to weak_decls if they also
8826 have weak attribute.
8828 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8830 * var-tracking.c (var_reg_delete): Don't delete the association
8831 between REGs and values or one-part variables if the register
8834 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8837 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8838 because its first operand is a non-localized variable.
8840 2010-01-14 Martin Jambor <mjambor@suse.cz>
8842 PR tree-optimization/42706
8843 * tree-sra.c (encountered_recursive_call): New variable.
8844 (encountered_unchangable_recursive_call): Likewise.
8845 (sra_initialize): Initialize both new variables.
8846 (callsite_has_enough_arguments_p): New function.
8847 (scan_function): Call decl and flags check only for IPA-SRA, check
8848 whether there is a recursive call and whether it has enough arguments.
8849 (all_callers_have_enough_arguments_p): New function.
8850 (convert_callers): Look for recursive calls only when
8851 encountered_recursive_call is set.
8852 (ipa_early_sra): Bail out either if
8853 !all_callers_have_enough_arguments_p or
8854 encountered_unchangable_recursive_call.
8856 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8858 * sel-sched.c: Add 2010 to copyright years.
8859 * sel-sched-ir.c: Likewise.
8860 * sel-sched-ir.h: Likewise.
8862 2010-01-14 Martin Jambor <mjambor@suse.cz>
8864 PR tree-optimization/42714
8865 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8866 constructors specially.
8868 2010-01-14 Andi Kleen <ak@linux.intel.com>
8870 * config/i386/drivers-i386.c (detect_caches_intel):
8871 Add l2sizekb parameter and fill in.
8872 (host_detect_local_cpu): Add l2sizekb, fill in.
8873 Add Atom small cache heuristic.
8875 2010-01-14 Andi Kleen <ak@linux.intel.com>
8877 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8878 Add level3 parameter and fill in.
8879 (detect_caches_intel): Handle level3 cache.
8881 2010-01-14 Andi Kleen <ak@linux.intel.com>
8883 * config/i386/drivers-i386.c (host_detect_local_cpu):
8884 Fix core duo detection.
8886 2010-01-14 Andi Kleen <ak@linux.intel.com>
8888 * config/i386/drivers-i386.c (host_detect_local_cpu):
8891 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8893 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8894 (rs6000_variable_issue_1): this. Use...
8895 (rs6000_variable_issue): here. Reimplement. Print debug info.
8897 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8899 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8900 sel_restore_notes. Update all callers. Call reemit_notes
8903 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8905 PR rtl-optimization/42246
8906 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8909 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8911 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8912 all successors is the same as number of successors in current region.
8914 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8916 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8917 to rename is not separable. Otherwise check that its LHS is not NULL.
8919 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8921 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8925 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8926 available registers when failed to discover LHS register class.
8927 Fix indentation. Update comment.
8929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8930 Alexander Monakov <amonakov@ispras.ru>
8932 PR rtl-optimization/42389
8933 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8935 (advance_state_on_fence): Likewise.
8936 (sel_target_adjust_priority): Print debug output only when
8937 sched_verbose >= 4, not 2.
8938 (get_expr_cost): Do not issue all unique insns on the next cycle.
8939 (fill_insns): Initialize can_issue_more from the value saved
8941 * sel-sched-ir.c (flist_add): New parameter issue_more.
8942 Init FENCE_ISSUE_MORE with it.
8943 (merge_fences): Likewise.
8944 (init_fences): Update call to flist_add.
8945 (add_to_fences, add_clean_fence_to_fences)
8946 (add_dirty_fence_to_fences): Likewise.
8947 (move_fence_to_fences): Update call to merge_fences.
8948 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8950 * sel-sched-ir.h (struct _fence): New field issue_more.
8951 (FENCE_ISSUE_MORE): New accessor macro.
8953 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8955 PR rtl-optimization/42388
8956 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8957 that have no predecessors nor successors. Do not call move_bb_info
8958 for empty blocks outside of current region.
8960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8962 PR rtl-optimization/42294
8963 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8964 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8965 originators' originators.
8967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8969 PR rtl-optimization/39453
8970 PR rtl-optimization/42246
8971 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8973 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8975 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8976 Alexander Monakov <amonakov@ispras.ru>
8979 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8980 (maybe_tidy_empty_bb): ... here. Make static. Add new
8981 argument. Update all callers.
8982 (tidy_control_flow): ... and here. Recompute topological order
8983 of basic blocks in region if necessary.
8984 (sel_redirect_edge_and_branch): Change return type. Return true
8985 if topological order might have been invalidated.
8986 (purge_empty_blocks): Export and move from...
8987 * sel-sched.c (purge_empty_blocks): ... here.
8988 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8989 (maybe_tidy_empty_bb): Delete prototype.
8990 (purge_empty_blocks): Declare.
8992 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8994 PR rtl-optimization/42249
8995 * sel-sched.c (try_replace_dest_reg): When chosen register
8996 and original register is the same, do not bail out early, but
8997 still check all original insns for validity of replacing destination
8998 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9001 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9004 Port from no-undefined-overflow branch:
9005 2009-03-09 Richard Guenther <rguenther@suse.de>
9007 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9009 2010-01-14 Richard Guenther <rguenther@suse.de>
9012 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9014 2010-01-14 Ira Rosen <irar@il.ibm.com>
9016 PR tree-optimization/42709
9017 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9018 as scalar type in creation of constant vector operand.
9020 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9023 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9024 (check-parallel-%): Match `testsuite' directory component only
9027 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9029 PR translation/39521
9030 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9033 2010-01-13 Richard Guenther <rguenther@suse.de>
9035 PR tree-optimization/42730
9036 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9039 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9042 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9043 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9046 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9048 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9049 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9050 ___umulsi3_highpart.
9052 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9053 rather than schedule_insns if the pass is enabled.
9055 2010-01-13 Martin Jambor <mjambor@suse.cz>
9057 PR tree-optimization/42704
9058 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9061 2010-01-13 Martin Jambor <mjambor@suse.cz>
9063 PR tree-optimization/42703
9064 * tree-sra.c (analyze_access_subtree): Check that we can build a
9065 reference to the original data within the aggregate.
9067 2010-01-13 Richard Guenther <rguenther@suse.de>
9069 PR tree-optimization/42705
9070 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9072 2010-01-13 Richard Guenther <rguenther@suse.de>
9075 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9077 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9080 * var-tracking.c (values_to_unmark): New variable.
9081 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9082 values_to_unmark vector. Moved body to...
9083 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9084 instead queue it into values_to_unmark vector.
9085 (vt_find_locations): Free values_to_unmark vector.
9087 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9089 * config/s390/s390.c (override_options): Set
9090 default of max-pending-list-length to 256
9092 2010-01-13 Richard Guenther <rguenther@suse.de>
9095 * tree-pass.h (PROP_gimple_lcx): New.
9096 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9097 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9098 before the final cleanup_eh.
9099 (dump_properties): Dump PROP_gimple_lcx.
9100 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9101 (tree_lower_complex_O0): Remove.
9102 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9103 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9104 tree_lower_complex, schedule TODO_update_ssa.
9105 * lto-streamer-out.c (output_function): Stream the functions
9107 * lto-streamer-in.c (input_function): Likewise.
9108 (lto_read_body): Do not override them here.
9110 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9113 * c-typeck.c (build_c_cast): Fold value cast to union type before
9114 wrapping it in a CONSTRUCTOR.
9116 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9118 PR rtl-optimization/42699
9119 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9122 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9124 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9125 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9126 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9127 SUBTARGET_WARN_UNUSED_SPEC): ... here
9128 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9130 2010-01-12 Julian Brown <julian@codesourcery.com>
9132 * config/arm/neon-schedgen.ml (Utils): Don't try to
9133 open missing module.
9134 (find_with_result): New.
9136 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9139 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9140 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9142 PR tree-optimization/42645
9143 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9144 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9145 decl_map, set processing_debug_stmt to -1 and return name without
9148 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9150 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9151 binutils version, and reword target configuration description.
9153 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9155 * config/avr/avr.h (LINKER_NAME): Remove.
9157 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9160 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9161 that support VSX, warn for -mno-altivec if vsx is not disabled,
9164 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9165 Shujing Zhao <pearly.zhao@oracle.com>
9167 PR translation/42469
9168 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9169 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9170 character between option name and help text.
9171 * c.opt (imultilib): Likewise.
9173 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9175 * lto-streamer-out.c (output_unreferenced_globals): Output static
9178 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9180 PR rtl-optimization/42621
9181 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9182 optimizing for size.
9183 (duplicate_computed_gotos): Remove now-redundant check.
9185 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9188 * configure.ac: Save and restore LDFLAGS and LIBS
9189 * configure: Regenerate.
9191 2010-01-10 Richard Guenther <rguenther@suse.de>
9194 * builtins.c (fold_builtin_strlen): Add type argument and
9195 convert the resulting length to it.
9196 (fold_builtin_1): Adjust.
9198 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9200 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9201 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9203 (num_insns_constant_wide): Adjust for that change.
9205 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9208 * web.c (union_defs): Add used argument, to combine uses of
9210 (entry_register): Adjust type and tests of used argument.
9211 (web_main): Widen used for new use. Pass it to union_defs.
9212 * df.h (union_defs): Adjust prototype.
9214 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9217 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9218 uses in new incoming argument. Free body.
9219 (reset_debug_uses_in_loop): New.
9220 (analyze_insn_to_expand_var): Call the latter if the former found
9221 anything. Fix whitespace. Reject invalid dest overlaps before
9222 going through all insns in the loop.
9224 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9227 * haifa-sched.c (dying_use_p): Debug insns don't count.
9229 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9232 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9233 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9234 (verify_gimple_call): Reject LHS in noreturn calls.
9236 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9240 * tree-vect-loop-manip.c (adjust_info): New type.
9241 (adjust_vec): New pointer to vector.
9242 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9243 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9244 (slpeel_update_phis_for_duplicate_loop): Use them.
9245 (slpeel_update_phi_nodes_for_guard1): Likewise.
9246 (slpeel_update_phi_nodes_for_guard2): Likewise.
9247 (slpeel_tree_peel_loop_to_edge): Likewise.
9248 (vect_update_ivs_after_vectorizer): Likewise.
9250 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9252 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9253 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9255 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9257 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9258 bogus uninitialized warning.
9260 2010-01-09 Richard Guenther <rguenther@suse.de>
9263 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9264 the evolution is compatible with the initial condition.
9266 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9268 * gcc.c (process_command): Update copyright notice dates.
9269 * gcov.c (print_version): Likewise.
9270 * gcov-dump.c (print_version): Likewise.
9271 * mips-tfile.c (main): Likewise.
9272 * mips-tdump.c (main): Likewise.
9274 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9277 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9279 (rotlhi3_8): Delete.
9281 (rotlsi3_8): Delete.
9282 (rotlsi3_16): Delete.
9283 (rotlsi3_24): Delete.
9285 (*rotw<mode>3): New.
9286 (*rotb<mode>3): New.
9287 * config/avr/avr.c (avr_rotate_bytes): New function.
9288 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9290 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9293 * configure.ac: Modify -rdynamic check.
9294 * configure: Regenerate.
9296 2010-01-08 DJ Delorie <dj@redhat.com>
9298 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9299 register popping order.
9301 2010-01-08 Richard Guenther <rguenther@suse.de>
9304 * c.opt (fsigned-char): Also let LTO handle this option.
9305 (funsigned-char): Likewise.
9307 2010-01-07 Richard Guenther <rguenther@suse.de>
9309 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9310 (gimple_op): Likewise.
9311 (gimple_op_ptr): Likewise.
9312 (gimple_assign_set_lhs): Remove gcc_assert.
9313 (gimple_assign_set_rhs1): Likewise.
9314 (gimple_assign_set_rhs2): Likewise.
9315 (gimple_call_set_lhs): Likewise.
9316 (gimple_call_set_fn): Likewise.
9317 (gimple_call_set_fndecl): Likewise.
9318 (gimple_call_fndecl): Likewise.
9319 (gimple_call_return_type): Likewise.
9320 (gimple_call_set_chain): Likewise.
9321 (gimple_call_num_args): Likewise.
9322 (gimple_call_set_arg): Likewise.
9323 (gimple_cond_set_code): Likewise.
9324 (gimple_cond_set_lhs): Likewise.
9325 (gimple_cond_set_rhs): Likewise.
9326 (gimple_cond_set_true_label): Likewise.
9327 (gimple_cond_set_false_label): Likewise.
9328 (gimple_label_set_label): Likewise.
9329 (gimple_goto_set_dest): Likewise.
9330 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9331 (gimple_debug_bind_get_value): Likewise.
9332 (gimple_debug_bind_get_value_ptr): Likewise.
9333 (gimple_debug_bind_set_var): Likewise.
9334 (gimple_debug_bind_set_value): Likewise.
9335 (gimple_debug_bind_reset_value): Likewise.
9336 (gimple_debug_bind_has_value_p): Likewise.
9337 (gimple_return_retval_ptr): Remove gcc_assert.
9338 (gimple_return_retval): Likewise.
9339 (gimple_return_set_retval): Likewise.
9340 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9341 (safe_referenced_var_iterator): Remove.
9342 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9343 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9344 (fill_referenced_var_vec): Remove.
9345 (first_readonly_imm_use): Remove redundant gcc_assert.
9346 (phi_arg_index_from_use): Combine gcc_asserts.
9347 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9348 (first_imm_use_stmt): Remove redundant gcc_assert.
9349 * tree-cfg.c (verify_gimple_call): Verify function and chain
9350 operands. Verify arguments.
9351 (verify_types_in_gimple_stmt): Verify condition code and labels.
9353 2010-01-07 Richard Guenther <rguenther@suse.de>
9355 PR tree-optimization/42641
9356 * sese.c (rename_map_elt_info): Use the SSA name version, do
9359 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9361 PR tree-optimization/42625
9362 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9363 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9365 2010-01-07 Duncan Sands <baldrick@free.fr>
9367 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9369 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9372 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9373 note itself is not function_invariant_p.
9375 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9377 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9378 Do not add the DF_NOTE problem.
9379 * store-motion.c (execute_rtl_store_motion): Likewise.
9381 2010-01-07 Martin Jambor <mjambor@suse.cz>
9383 PR tree-optimization/42157
9384 * tree-sra.c (compare_access_positions): Stabilize sort if both
9385 accesses have integer types, return zero immediately if they are the
9388 2010-01-06 Richard Henderson <rth@redhat.com>
9391 * haifa-sched.c (add_to_note_list): Merge into ...
9392 (concat_note_lists): ... here, and ...
9393 (unlink_other_notes, rm_other_notes): Merge into...
9394 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9395 NOTE_INSN_EPILOGUE_BEG.
9397 2010-01-06 Richard Guenther <rguenther@suse.de>
9399 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9400 not inline regular functions into always-inline functions.
9402 2010-01-06 Nick Clifton <nickc@redhat.com>
9404 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9405 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9407 (OVERRIDE_OPTIONS): Delete.
9408 (OPTIMIZATION_OPTIONS): Define.
9409 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9410 * config/rx/rx.c (rx_handle_option): Issue an error message if
9411 -mcpu=rx200 and -fpu are used together.
9412 (rx_set_optimization_options): New function. Issue an error
9413 message if an optimization attribute attempts to reset the FPU/
9414 math optimization pairing.
9415 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9416 * config/rx/rx.opt: Set the default to 32-bit doubles.
9417 * config/rx/t-rx: Add multilibs for -nofpu option.
9418 * doc/invoke.texi: Update documentation of RX options.
9420 2010-01-06 Richard Guenther <rguenther@suse.de>
9422 * tree-ssa-pre.c (name_to_id): New global.
9423 (alloc_expression_id): Simplify SSA name handling.
9424 (lookup_expression_id): Likewise.
9425 (init_pre): Zero name_to_id.
9426 (fini_pre): Free it.
9428 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9430 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9432 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9435 * config/i386/sse.md (smaxv2di3): New.
9436 (umaxv2di3): Likewise.
9437 (sminv2di3): Likewise.
9438 (uminv2di3): Likewise.
9440 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9443 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9444 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9445 (legitimize_tls_address): Likewise.
9446 (sparc_tls_referenced_p): Likewise.
9447 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9448 and adjust calls to legitimize_pic_address.
9449 (legitimate_constant_p) Use sparc_tls_referenced_p.
9450 (legitimate_pic_operand_p): Likewise.
9451 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9452 (sparc_tls_symbol_ref_1): Delete.
9453 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9454 (legitimize_tls_address): Make static, handle CONST patterns.
9455 (legitimize_pic_address): Make static, remove unused parameter and
9456 adjust recursive calls.
9457 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9458 and adjust call to legitimize_pic_address.
9459 (sparc_output_mi_thunk): Likewise.
9461 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9462 H.J. Lu <hongjiu.lu@intel.com>
9465 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9466 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9467 operands to make them signed.
9470 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9473 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9474 GTU to GT for V4SI and V2DI.
9476 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9477 (umin<mode>3): Removed.
9479 (uminv4si3): Likewise.
9481 2010-01-05 Martin Jambor <mjambor@suse.cz>
9483 PR tree-optimization/42462
9484 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9485 current_function_decl to helper functions and macros.
9487 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9490 * flags.h: Don't include real.h.
9491 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9492 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9493 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9494 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9495 * dominance.c: Update copyright.
9496 * gimple.c (walk_gimple_op): Remove inline.
9497 * tree-ssa-reassoc.c: Include real.h.
9498 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9499 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9501 2010-01-05 Nick Clifton <nickc@redhat.com>
9503 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9504 register to push into the stack frame when the accumulator has to
9505 be saved during interrupts.
9507 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9509 * doc/invoke.texi: Remove the documentation about option
9511 * common.opt (Wunreachable-code): Preserved for backward
9513 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9514 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9515 the backward compatibility flag section.
9517 2010-01-05 Richard Guenther <rguenther@suse.de>
9519 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9521 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9524 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9526 PR tree-optimization/42508
9527 * tree-sra.c (convert_callers): Check for recursive call
9528 by comparing cgraph nodes instead of decls.
9529 (modify_function): Call ipa_modify_formal_parameters also
9530 on all same_body aliases.
9532 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9533 cgraph nodes when checking for same_body aliases.
9535 2010-01-05 Richard Guenther <rguenther@suse.de>
9537 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9538 allocation and lookup.
9539 (get_or_alloc_expr_for_constant): Likewise.
9540 (phi_translate): Sink allocation.
9542 2010-01-04 Richard Guenther <rguenther@suse.de>
9544 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9545 a new entry only if needed.
9546 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9547 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9549 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9551 (phi_translate): Handle CONSTANTs early.
9553 2010-01-04 Martin Jambor <mjambor@suse.cz>
9555 PR tree-optimization/42398
9556 * tree-sra.c (struct access): Removed flag grp_different_types.
9557 (dump_access): Do not dump the removed flag.
9558 (sort_and_splice_var_accesses): Do not set the removed flag.
9559 (sra_modify_expr): Check for type compatibility directly.
9561 2010-01-04 Martin Jambor <mjambor@suse.cz>
9563 PR tree-optimization/42366
9564 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9565 edges with variable number of parameters.
9566 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9567 flag instead of asserting it.
9568 (ipa_read_node_info): Read uses_analysis_done flag.
9570 2010-01-04 Richard Guenther <rguenther@suse.de>
9572 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9573 iterative_hash_* as intended.
9574 (vn_reference_compute_hash): Likewise. Simplify hashing
9576 (vn_reference_lookup_2): Likewise.
9577 (vn_nary_op_compute_hash): Likewise.
9578 (vn_phi_compute_hash): Likewise.
9579 (expressions_equal_p): Remove strange code.
9580 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9581 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9582 (bitmap_insert_into_set_1): Take value-id as parameter.
9583 (add_to_value): Pass it.
9584 (bitmap_insert_into_set): Likewise.
9585 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9587 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9590 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9591 (do_self_spec): For switches with SWITCH_IGNORE set set also
9592 SWITCH_IGNORE_PERMANENTLY.
9593 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9596 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9598 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9599 tree of an unreferenced global var.
9601 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9604 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9605 GTU to GT for V4SI and V2DI.
9607 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9608 (umin<mode>3): Removed.
9610 (uminv4si3): Likewise.
9612 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9615 * collect2.c (main): Turn on trace in collect2 if -v is passed
9618 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9620 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9621 description of expression operand.
9623 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9625 * configure.ac: Add install-html to target_list for Make-hooks.
9626 * configure: Regenerate.
9627 * fortran/Make-lang.in (F95_HTMLFILES): New.
9628 (fortran.html): Use it.
9629 (fortran.install-html): New.
9630 * Makefile.in (install-html): Add lang.install-html.
9631 * java/Make-lang.in (JAVA_HTMLFILES): New.
9632 (java.html): Use it.
9633 (java.install-html): New.
9634 * objc/Make-lang.in (objc.install-html): New.
9635 * objcp/Make-lang.in (obj-c++.install-html): New.
9636 * cp/Make-lang.in (c++.install-html): New.
9637 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9638 * lto/Make-lang.in (lto.install-html): New.
9640 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9643 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9645 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9647 PR rtl-optimization/41862
9648 * store-motion.c (store_killed_in_insn, compute_store_table,
9649 remove_reachable_equiv_notes, replace_store_insn,
9650 build_store_vectors): Ignore all DEBUG_INSNs.
9652 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9655 * common.opt: Add dumpdir.
9657 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9659 (option_map): Add --dumpdir.
9661 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9663 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9665 * opts.c (decode_options): Try dump_dir_name first if
9666 dump_base_name isn't an absolute path.
9667 (common_handle_option): Handle OPT_dumpdir.
9669 * toplev.c (dump_dir_name): New.
9670 (print_switch_values): Also ignore -dumpdir.
9672 * toplev.h (dump_dir_name): New.
9674 2010-01-03 Richard Guenther <rguenther@suse.de>
9676 PR tree-optimization/42589
9677 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9678 double-word expansion of bswap32.
9680 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9682 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9683 with BLOCK_FOR_INSN.
9684 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9685 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9686 noce_process_if_block): Likewise.
9687 * gcse.c (compute_local_properties, insert_expr_in_table,
9688 insert_set_in_table, canon_list_insert, find_avail_set,
9689 pre_insert_copy_insn): Likewise.
9691 * basic-block.h (BLOCK_NUM): Move from here...
9692 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9694 2010-01-03 Richard Guenther <rguenther@suse.de>
9696 PR tree-optimization/42438
9697 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9698 contains_may_not_return_call flag.
9699 (BB_MAY_NOTRETURN): New.
9700 (valid_in_sets): Trapping nary operations are not valid
9701 in blocks that may not return.
9702 (insert_into_preds_of_block): Remove check for trapping expressions.
9703 (compute_avail): Compute also BB_MAY_NOTRETURN.
9705 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9707 * doc/invoke.texi: Add 2010 to copyright years.
9709 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9711 * config/sparc/sparc.c: Fix formatting nits.
9713 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9714 Alexander Monakov <amonakov@ispras.ru>
9716 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9718 2010-01-02 Richard Guenther <rguenther@suse.de>
9721 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9722 (simplify_switch_using_ranges): Mark to be removed edges
9725 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9727 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9729 * collect2.c (scan_libraries): Add missing argument in call to
9732 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9735 * config/alpha/predicates.md (aligned_memory_operand): Return false
9737 (unaligned_memory_operand): Return true for CQImode.
9738 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9739 doesn not cross aligned SImode word boundary.
9741 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9743 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9745 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9746 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9748 2010-01-02 Richard Guenther <rguenther@suse.de>
9751 * toplev.c (compile_file): Emit LTO marker properly. Change
9753 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9755 2010-01-01 Richard Guenther <rguenther@suse.de>
9758 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9760 2010-01-01 Richard Guenther <rguenther@suse.de>
9763 * c-decl.c (grokdeclarator): For zero-size arrays force
9764 structural equality checks as layout_type does.
9766 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9768 * builtins.c: Update copyright to 2010.
9770 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9773 * lto-streamer-out.c (produce_asm): Revert the last change.
9774 (copy_function): Likewise.
9776 * lto-streamer.c (lto_get_section_name): Skip any leading
9779 2010-01-01 Richard Guenther <rguenther@suse.de>
9782 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9786 Copyright (C) 2010 Free Software Foundation, Inc.
9788 Copying and distribution of this file, with or without modification,
9789 are permitted in any medium without royalty provided the copyright
9790 notice and this notice are preserved.