1 2010-05-14 Jan Hubicka <jh@suse.cz>
3 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
4 nodes already in queue.
5 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with re-enqueueing
8 2010-05-14 Jakub Jelinek <jakub@redhat.com>
11 * cfgexpand.c (expand_debug_expr): If non-memory op0
12 has BLKmode, return NULL.
14 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
16 * config.gcc: Add support for --with-cpu option for bdver1.
17 * config/i386/i386.h (TARGET_BDVER1): New macro.
18 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
19 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
20 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
21 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
22 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
23 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
24 (processor_type): Add PROCESSOR_BDVER1.
25 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
26 processor_type in config/i386/i386.h.
27 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
28 movaps <reg, reg> instead of movapd <reg, reg> when replacing
29 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
30 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
31 to emit packed xor instead of packed double/packed integer
32 xor for SSE and AVX when moving a zero value.
33 * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
34 to emit movaps instead of movapd/movdqa for SSE and AVX.
35 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single
36 logical operations i.e and, or and xor instead of packed double logical
37 operations for SSE and AVX.
38 * config/i386/i386-c.c:
39 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
40 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
41 (has_fma4, has_xop): New.
42 * config/i386/i386.c (bdver1_cost): New variable.
43 (m_BDVER1): New macro.
44 (m_AMD_MULTIPLE): Add m_BDVER1.
45 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
46 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
47 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
48 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
49 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
50 x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal,
51 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
52 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
53 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
54 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
55 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
56 Enable/disable for bdver1.
57 (processor_target_table): Add bdver1_cost.
58 (cpu_names): Add bdver1.
59 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
60 processor_alias_table.
61 (ix86_expand_vector_move_misalign): Change
62 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
63 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
64 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
65 of movupd/movdqu for SSE and AVX.
66 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
67 (ix86_tune_adjust_cost): Add code for bdver1.
68 (standard_sse_constant_opcode): Add check for
69 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
70 of packed double xor for SSE and AVX.
72 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
74 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
77 2010-05-14 Tristan Gingold <gingold@adacore.com>
79 * toplev.c (default_debug_hooks): Remove this variable.
80 (process_options): Remove assignments to default_debug_hooks.
82 2010-05-14 Martin Jambor <mjambor@suse.cz>
84 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
85 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
86 * langhooks.h (struct lang_hooks_for_decls): Removed field
88 * tree.c (free_lang_data): Remove assignment to
89 lang_hooks.fold_obj_type_ref.
90 * tree.def (OBJ_TYPE_REF): Update comment.
92 2010-05-14 Richard Guenther <rguenther@suse.de>
94 PR tree-optimization/44124
95 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
97 2010-05-14 Alan Modra <amodra@gmail.com>
100 * config/rs6000/rs6000.c (struct machine_function): Reorder
101 fields for better packing. Add lr_save_state.
102 (rs6000_ra_ever_killed): Return lr_save_state if set.
103 (rs6000_emit_eh_reg_restore): Set lr_save_state.
105 2010-05-13 Jan Hubicka <jh@suse.cz>
107 * varpool.c (decide_is_variable_needed): Drop code checking
108 TREE_SYMBOL_REFERENCED.
110 2010-05-13 Jan Hubicka <jh@suse.cz>
112 * final.c (output_addr_const): Do not call mark_decl_referenced.
113 * cgraphunit.c (process_function_and_variable_attributes): Use
114 mark_needed_node dirrectly.
115 (assemble_thunk): Do not call mark_decl_referenced.
117 2010-05-13 Anatoly Sokolov <aesok@post.ru>
119 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
121 2010-05-13 Jeff Law <law@redhat.com>
123 * ira-conflicts.c (print_allocno_conflicts): New function broken out
125 (print_conflicts): Call print_allocno_conflicts.
127 2010-05-13 Jakub Jelinek <jakub@redhat.com>
130 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
133 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
135 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
136 t-mingw-w64 or t-mingw-w32 for multilib configuration.
137 * config/i386/t-mingw-w32: New.
138 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
140 2010-05-13 Martin Jambor <mjambor@suse.cz>
142 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
144 * gimple-fold.c (get_base_binfo_for_type): New function.
145 (gimple_get_relevant_ref_binfo): Likewise.
146 (gimple_fold_obj_type_ref_known_binfo): Likewise.
147 (gimple_fold_obj_type_ref): Likewise.
148 (fold_gimple_call): Simplify condition for folding virtual calls
149 and call gimple_fold_obj_type_ref.
150 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
151 (gimple_fold_obj_type_ref_known_binfo): Likewise.
153 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
155 * config/rs6000/rs6000-protos.h
156 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
157 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
158 (rs6000_debug_mode_dependent_address)
159 (rs6000_mode_dependent_address_ptr): Likewise.
161 2010-05-13 Jakub Jelinek <jakub@redhat.com>
164 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
166 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
167 * tree-sra.c (create_access_replacement): Call unshare_expr before
168 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
170 * dwarf2out.c: Include tree-flow.h.
171 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
172 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
173 Handle DW_OP_bit_piece.
174 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
175 construct_piece_list, adjust_piece_list): New functions.
176 (add_var_loc_to_decl): Handle SRA optimized variables.
177 Adjust for var_loc_note to loc field renaming.
178 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
179 in VAR_LOCATION note.
180 (new_loc_descr_op_bit_piece): New function.
181 (dw_sra_loc_expr): New function.
182 (dw_loc_list): Use it. Don't handle the last range after the
183 loop, handle it inside of the loop. Adjust for var_loc_note
184 to loc field renaming.
185 (add_location_or_const_value_attribute): Only special case
186 single entry loc lists if loc is NOTE_P. Adjust for
187 var_loc_note to loc field renaming.
188 (dwarf2out_var_location): Don't set newloc->var_loc_note
189 and newloc->next here.
191 2010-05-12 Jan Hubicka <jh@suse.cz>
193 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
195 * cgraph.h (cgraph_only_called_directly_p,
196 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
197 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
198 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
200 * ipa.c (cgraph_remove_unreachable_nodes): Use
201 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
203 * tree-inline.c (copy_bb): Check address_taken flag.
204 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
205 externally_visible flag.
207 2010-05-12 Jason Merrill <jason@redhat.com>
211 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
212 * sdbout.c (plain_type_1): Likewise.
213 * dwarf2out.c (is_base_type): Likewise.
214 (gen_type_die_with_usage): Likewise. Generate
215 DW_TAG_unspecified_type for any LANG_TYPE.
217 2010-05-12 Jan Hubicka <jh@suse.cz>
219 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
221 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
222 (cgraph_clone_edge): Update.
223 (cgraph_node_remove_callees): Remove indirect calls too.
224 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
225 (cgraph_create_indirect_edge): Update prototype.
226 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
227 is_proper_for_analysis.
228 (add_new_function, visited_nodes, function_insertion_hook_holder,
229 get_local_reference_vars_info, mark_address_taken, mark_address,
230 mark_load, mark_store, check_asm_memory_clobber, check_call,
231 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
232 (ipa_init): Do not initialize visited_nodes;
233 function_insertion_hook_holder.
234 (analyze_variable): Rewrite.
235 (analyze_function): Rewrite.
236 (copy_local_bitmap): Remove.
237 (duplicate_node_dat): Do not duplicate local info.
238 (generate_summary): Simplify to only walk cgraph.
239 (write_node_summary_p, ipa_reference_write_summary,
240 ipa_reference_read_summary): Remove.
241 (propagate): Do not remove function insertion;
243 (pass_ipa_reference): NULLify summary handling fields.
244 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
245 (input_edge): Input ecf_flags.
246 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
247 (update_indirect_edges_after_inlining): Ignore edges with unknown
250 2010-05-12 Sriraman Tallam <tmsriram@google.com>
252 * implicit-zee.c: New file.
253 * tree-pass.h (pass_implicit_zee): Declare.
254 * passes.c (init_optimization_passes): Add zee pass.
255 * common.opt (fzee): New flag.
256 * timevar.def (TV_ZEE): Define.
257 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
259 * Makefile.in (implicit-zee.o): Add new build file.
261 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
262 Nathan Froyd <froydnj@codesourcery.com>
264 * c-common.c (sync_resolve_params): Remove write-only variable.
266 2010-05-12 Anatoly Sokolov <aesok@post.ru>
268 * target.h (struct gcc_target): Add mode_dependent_address_p field.
269 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
270 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
271 * targhooks.c (default_mode_dependent_address_p): New function.
272 * targhooks.h (default_mode_dependent_address_p): Declare function.
273 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
274 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
275 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
276 target hook. Change return type to bool.
277 * recog.h: (mode_dependent_address_p): Change return type to bool.
279 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
280 Nathan Froyd <froydnj@codesourcery.com>
282 * tree-mudflap.c (build_function_type_0, build_function_type_1,
283 build_function_type_2, build_function_type_3): Remove.
284 (mudflap_init): Use build_function_type_list.
286 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
287 Nathan Froyd <froydnj@codesourcery.com>
289 * coverage.c (build_fn_info_value): Call build_constructor instead of
290 build_constructor_from_list.
291 (build_ctr_info_value): Likewise.
292 (build_gcov_info): Likewise.
294 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
296 * tree.c (build_constructor): Compute TREE_CONSTANT for the
297 resultant constructor.
298 (build_constructor_single): Don't set TREE_CONSTANT.
299 (build_constructor_from_list): Don't compute TREE_CONSTANT.
301 2010-05-12 Jan Hubicka <jh@suse.cz>
303 * cgraph.h (struct varpool_node): Add aux.
304 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
305 * varpool.c (varpool_remove_node): Do not remove initializer.
306 (varpool_reset_queue): Export.
307 (varpool_finalize_decl): Volatile vars are forced to be output.
308 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
310 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
311 process_references, varpool_can_remove_if_no_refs): New functions.
312 (cgraph_remove_unreachable_nodes): Handle variables too.
314 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
317 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
319 2010-05-12 Jakub Jelinek <jakub@redhat.com>
322 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
323 change value of ORT_TASK.
324 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
325 (omp_notice_threadprivate_variable): New function.
326 (omp_notice_variable): Call it for threadprivate variables.
327 If enclosing ctx is a task, print enclosing task rather than
328 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
329 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
330 if task has untied clause.
333 * dwarf2out.c (base_type_die): Don't add name attribute here.
334 (modified_type_die): Instead of sizetype use
335 its underlying original type. If a DW_TAG_base_type doesn't
336 have name added, add __unknown__.
337 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
338 always call force_type_die instead.
340 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
342 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
343 for __stack_chk_guard.
345 2010-05-11 Jakub Jelinek <jakub@redhat.com>
347 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
348 don't call start_source_file debug hook here...
349 (finish_options): ... but here, after outputting predefined and
350 command line defines and undefs.
353 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
355 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
356 optimizing away empty bb with no successors, move over its
357 footer chain to fallthru predecessor.
358 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
359 (rtl_split_edge): For asm goto call patch_jump_insn even if
360 splitting fallthru edge.
363 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
364 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
365 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
366 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
370 * c-parser.c (c_parser_expression): Mark LHS of a comma
371 expression as read if it is a decl, handled component or
372 COMPOUND_EXPR with that on the RHS.
373 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
374 if it is a decl or handled component.
376 2010-05-11 Jan Hubicka <jh@suse.cz>
378 * lto-symtab.c (lto_symtab_free): New function.
379 * lto-streamer.h (lto_symtab_free): Declare.
381 2010-05-11 Jan Hubicka <jh@suse.cz>
383 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
384 that if function is needed it is reachable.
385 (lto_output_node): See if it the function is reachable or referenced.
386 (output_cgraph): Update call of lto_output_node.
387 * lto-streamer.h (reachable_from_other_partition_p): Declare.
389 2010-05-11 Jan Hubicka <jh@suse.cz>
391 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
394 2010-05-11 Jan Hubicka <jh@suse.cz>
396 PR tree-optimize/44063
397 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
399 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
401 (estimate_function_body_sizes): Compute sizes even when disregarding.
403 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
405 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
407 2010-05-11 Jan Hubicka <jh@suse.cz>
409 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
412 2010-05-11 Jan Hubicka <jh@suse.cz>
414 * matrix-reorg.c (matrix_reorg): Rebuild edges.
416 2010-05-11 Jan Hubicka <jh@suse.cz>
418 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
419 lto_streamer_cache_delete): Put nodes into heap.
420 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
423 2010-05-11 Jan Hubicka <jh@suse.cz>
425 * cgraphbuild.c (cgraph_rebuild_references): New.
426 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
428 * cgraph.h (cgraph_rebuild_references): Declare.
429 * tree-inline.c (tree_function_versioning): Use it.
430 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
432 2010-05-11 Jan Hubicka <jh@suse.cz>
434 * cgraph.c: Include ipa-utils.h
435 (cgraph_create_virtual_clone): Update references.
436 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
438 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
440 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
441 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
444 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
446 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
448 2010-05-11 Jakub Jelinek <jakub@redhat.com>
450 * gcc.c (execute): For -### don't quote arguments that
451 contain just alphanumerics and _/-. characters.
452 * doc/invoke.texi: Document that change for -###.
455 * df-problems.c (struct dead_debug): Add to_rescan field.
456 (dead_debug_init): Clear to_rescan field.
457 (dead_debug_finish): Rescan all debug insns in to_rescan
458 bitmap and free the bitmap.
459 (dead_debug_insert_before): Instead of rescanning debug insns
460 immediately queue their rescanning until dead_debug_finish.
461 (df_note_bb_compute): After dead_debug_add do continue instead
464 2010-05-10 Jakub Jelinek <jakub@redhat.com>
467 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
468 clear also INSN_REG_USE_LIST.
470 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
472 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
474 2010-05-10 Jan Hubicka <jh@suse.cz>
476 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
479 2010-05-10 Jan Hubicka <jh@suse.cz>
481 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
483 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
484 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
485 (lto_streamer_cache_create): Init alloc pool.
486 (lto_streamer_cache_delete): Free alloc pool.
487 * lto-streamer.h: Include alloc pool.
488 (lto_streamer_cache_d): Use alloc pool.
489 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
491 2010-05-10 Jan Hubicka <jh@suse.cz>
493 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
494 * cgraphbuild.c: Include except.h
495 (record_type_list, record_eh_tables): New function.
496 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
498 2010-05-10 Jan Hubicka <jh@suse.cz>
500 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
501 __frame_dummy_init_array_entry, force_to_data): Attribute as used
504 2010-05-10 Michael Matz <matz@suse.de>
506 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
507 (can_reassociate_p): Use FLOAT_TYPE_P.
508 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
509 (vect_force_simple_reduction): ... this.
510 * tree-parloops.c (gather_scalar_reductions): Use
511 vect_force_simple_reduction.
512 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
513 vect_is_simple_reduction, add modify argument, if true rewrite
515 (vect_is_simple_reduction, vect_force_simple_reduction): New
517 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
519 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
520 Vladimir Makarov <vmakarov@redhat.com>
522 PR rtl-optimization/44012
523 * ira-build.c (remove_unnecessary_allocnos): Nullify
524 regno_allocno_map of the removed allocno.
526 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
528 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
530 * configure: Regenerate.
532 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
534 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
536 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
537 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
539 * configure: Regenerate.
541 2010-05-10 Richard Guenther <rguenther@suse.de>
543 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
544 marked if the entry identifier is marked.
546 2010-05-10 Richard Guenther <rguenther@suse.de>
548 * c-common.c (struct c_common_attributes): Add fnspec attribute.
549 (handle_fnspec_attribute): New function.
550 * gimple.h (gimple_call_return_flags): Declare.
551 (gimple_call_arg_flags): Likewise.
552 * gimple.c (gimple_call_arg_flags): New function.
553 (gimple_call_return_flags): Likewise.
554 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
556 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
558 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
559 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
561 (make_heapvar_for): ... this new function.
562 (handle_rhs_call): Handle fnspec attribute argument specifiers.
563 (handle_lhs_call): Likewise.
564 (find_func_aliases): Adjust.
566 2010-05-10 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/44050
569 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
571 2010-05-10 Wei Guozhi <carrot@google.com>
574 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
576 2010-05-09 Joseph Myers <joseph@codesourcery.com>
579 * c-typeck.c (lookup_field): Take a type directly. Update
581 (build_component_ref): Update call to lookup_field.
582 (set_init_label): Use lookup_field to find initialized field.
583 Handle returned list of fields like a sequence of designators.
585 2010-05-09 Richard Guenther <rguenther@suse.de>
588 * fold-const.c (tree_single_nonzero_warnv_p): Properly
589 handle &FUNCTION_DECL.
591 2010-05-09 Joseph Myers <joseph@codesourcery.com>
594 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
595 structures and unions recursively.
596 (detect_field_duplicates): Move duplicate detection with a hash to
597 detect_field_duplicates_hash. Always use a hash if anonymous
598 structures or unions are present.
599 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
602 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
605 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
606 detect Atom, Core 2 and Core i7.
608 2010-05-09 Richard Guenther <rguenther@suse.de>
610 * gcc.c (store_arg): Handle temporary file deletion for
613 2010-05-09 Richard Guenther <rguenther@suse.de>
616 * ipa-inline.c (estimate_function_body_sizes): Return after
617 disregarding inline limits.
619 2010-05-09 Richard Guenther <rguenther@suse.de>
621 * gcc.c (store_arg): Revert last change.
623 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
626 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
627 (optimize_ops_list): Call it.
629 2010-05-08 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/44030
632 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
633 NECESSARY flag if we propagate from a inserted expression.
635 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
637 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
638 domain types as equal if they are both PLACEHOLDER_EXPRs.
640 2010-05-08 Richard Guenther <rguenther@suse.de>
642 * lto-wrapper.c (run_gcc): Remove linker output from
643 command line for LTRANS invocation.
645 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
647 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
648 lto-macho as lto_binary_reader.
649 * target.h (struct gcc_target): New hooks lto_start and lto_end.
650 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
651 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
652 in lto_start and lto_end calls.
653 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
655 (scan_prog_file): Update is_elf_or_coff call.
656 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
658 * collect2.c (main): Fix enum comparison.
660 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
662 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
663 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
664 and TARGET_ASM_LTO_END.
665 * darwin.c: Include obstack.h and lto-streamer.h.
666 (lto_section_names_offset, lto_section_names_obstack,
667 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
669 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
670 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
672 (darwin_asm_lto_end): New function. Restore asm_out_file.
673 (darwin_asm_named_section): For LTO sections, replace the name with
674 the offset of the section name in a string table, and build this
676 (darwin_file_start): Initialize global vars for LTO support.
677 (darwin_file_end): If output to asm_out_file was redirected, append it
678 to the proper asm_out_file here. Add the section names section.
680 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
682 * c-pragma.c (pending_weak_d, pending_weak): New.
683 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
684 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
685 handle_pragma_weak): Update the uses of pending_weaks.
687 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
689 PR documentation/44016
690 * doc/standards.texi (Standards): Link to unversioned
691 cxx0x_status.html page.
693 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
696 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
697 in addition to TREE_USED, to avoid "set but unused" warnings.
699 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
701 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
702 (is_loop_prefetching_profitable): Do not insert prefetches
703 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
704 times the prefetch ahead distance.
706 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
708 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
709 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
710 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
713 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
715 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
716 a diagnostic info when the insn-to-mem ratio is too small.
718 2010-05-07 Richard Guenther <rguenther@suse.de>
720 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
722 (store_arg): Queue temp_filename for deletion instead of
725 2010-05-07 Richard Guenther <rguenther@suse.de>
727 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
728 (run_gcc): Handle LTRANS phase invocation.
729 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
731 2010-05-07 Jakub Jelinek <jakub@redhat.com>
733 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
734 this is also meaningful on PARM_DECLs and RESULT_DECLs.
736 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
738 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
740 2010-05-07 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/44020
743 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
744 code when PRE is not yet initialized.
746 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
748 * config/mips/dbxmdebug.h: Remove.
749 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
751 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
753 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
754 with null pointer and also warn about ordered comparison of zero with
757 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
759 * graphite-blocking.c
760 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
761 * graphite-clast-to-gimple.c
762 (clast_to_gcc_expression): Same.
763 (precision_for_value): Same.
764 (precision_for_interval): Same.
765 (gcc_type_for_interval): Same.
766 (graphite_create_new_guard): Same.
767 (compute_bounds_for_level): Same.
768 (graphite_create_new_loop_guard): Same.
769 * graphite-interchange.c
770 (build_linearized_memory_access): Same.
771 (pdr_stride_in_loop): Same.
772 (memory_strides_in_loop_1): Same.
773 (memory_strides_in_loop): Same.
774 (extend_scattering): Same.
775 (psct_scattering_dim_for_loop_depth): Same.
776 (pbb_number_of_iterations): Same.
778 (debug_iteration_domains): Same.
780 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
781 (ppl_set_inhomogeneous_gmp): Same.
782 (ppl_strip_loop): Same.
783 (ppl_lexico_compare_linear_expressions): Same.
784 (ppl_read_polyhedron_matrix): Same.
785 (ppl_max_for_le_pointset): Same.
787 (ppl_read_polyhedron_matrix): Same.
788 (tree_int_to_gmp): Same.
789 (gmp_cst_to_tree): Same.
790 (ppl_set_inhomogeneous): Same.
791 (ppl_set_inhomogeneous_tree): Same.
792 (ppl_set_coef): Same.
793 (ppl_set_coef_tree): Same.
794 * graphite-sese-to-poly.c
795 (build_pbb_scattering_polyhedrons): Same.
796 (build_scop_scattering): Same.
797 (scan_tree_for_params_right_scev): Same.
798 (scan_tree_for_params): Same.
799 (find_params_in_bb): Same.
800 (find_scop_parameters): Same.
801 (add_upper_bounds_from_estimated_nit): Same.
802 (build_loop_iteration_domains): Same.
803 (add_condition_to_domain): Same.
804 (pdr_add_memory_accesses): Same.
806 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
808 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
809 CLooG's value_* macros to their respective mpz_* counterparts.
810 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
811 (graphite_create_new_loop_guard): Same.
812 * graphite-interchange.c (build_linearized_memory_access): Same.
813 (pdr_stride_in_loop): Same.
814 (memory_strides_in_loop_1): Same.
815 (1st_interchange_profitable_p): Same.
816 * graphite-poly.c (extend_scattering): Same.
817 (psct_scattering_dim_for_loop_depth): Same.
818 (pbb_number_of_iterations): Same.
819 (pbb_number_of_iterations_at_time): Same.
820 * graphite-poly.h (new_1st_loop): Same.
821 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
822 (oppose_constraint): Same.
823 (insert_constraint_into_matrix): Same.
824 (ppl_set_inhomogeneous_gmp): Same.
825 (ppl_set_coef_gmp): Same.
826 (ppl_strip_loop): Same.
827 (ppl_lexico_compare_linear_expressions): Same.
828 (ppl_max_for_le_pointset): Same.
829 (ppl_min_for_le_pointset): Same.
830 (ppl_build_realtion): Same.
831 * graphite-ppl.h (gmp_cst_to_tree): Same.
832 (ppl_set_inhomogeneous): Same.
833 (ppl_set_inhomogeneous_tree): Same.
834 (ppl_set_coef): Same.
835 (ppl_set_coef_tree): Same.
836 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
837 (build_scop_scattering): Same.
838 (add_value_to_dim): Same.
839 (scan_tree_for_params_right_scev): Same.
840 (scan_tree_for_params_int): Same.
841 (scan_tree_for_params): Same.
842 (find_params_in_bb): Same.
843 (find_scop_parameters): Same.
844 (add_upper_bounds_from_estimated_nit): Same.
845 (build_loop_iteration_domains): Same.
846 (create_linear_expr_from_tree): Same.
847 (add_condition_to_domain): Same.
848 (pdr_add_memory_accesses): Same.
850 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
851 Jason Merrill <jason@redhat.com>
853 * c-common.c (c_common_reswords): Add nullptr.
854 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
855 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
856 (gen_type_die_with_usage): Likewise.
857 * dbxout.c (dbxout_type): Likewise.
858 * sdbout.c (plain_type_1): Likewise.
860 2010-05-06 Jason Merrill <jason@redhat.com>
862 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
863 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
865 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
867 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
868 stripping WITH_SIZE_EXPR.
869 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
872 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
874 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
875 list of obsolete configurations.
876 Disabled check for obsolete configurations.
877 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
878 Removed support for previous versions.
879 * config/mips/iris.h: Removed.
880 * config/mips/iris5.h: Removed.
881 * config/mips/iris6.h: Merged old iris.h contents.
882 (TARGET_IRIX): Removed.
883 (DRIVER_SELF_SPECS): Removed mabi=32.
884 (IDENT_ASM_OP): Removed undef.
885 (STARTFILE_SPEC): Removed mabi=32.
886 (ENDFILE_SPEC): Likewise.
887 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
888 (MACHINE_TYPE): Update for IRIX 6.5.
889 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
890 TARGET_IRIX by TARGET_IRIX6.
891 (mips_file_start): Likewise.
892 (mips_output_external): Remove IRIX 5/6 O32 support.
893 (mips_output_function_prologue): Likewise.
894 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
896 (TARGET_CPU_CPP_BUILTINS): Likewise.
897 (TARGET_IRIX): Removed.
898 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
899 (MULTILIB_DIRNAMES): Removed 32.
900 (MULTILIB_OSDIRNAMES): Removed ../lib.
901 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
902 (Specific, mips-sgi-irix5): Document removal.
903 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
904 Remove references to older IRIX 6 releases and the O32 ABI.
906 2010-05-06 Jakub Jelinek <jakub@redhat.com>
909 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
910 instead of DF_REF_REAL_REG.
912 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
915 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
916 handling to still return true for x64 targets.
918 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
920 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
922 2010-05-06 Jan Hubicka <jh@suse.cz>
924 PR tree-optimization/43791
925 * ipa-inline.c (update_caller_keys): Remove bogus
926 disregard_inline_limits check.
928 2010-05-06 Michael Matz <matz@suse.de>
930 PR tree-optimization/43984
931 * tree-ssa-pre.c (inserted_phi_names): Remove.
932 (inserted_exprs): Change to bitmap.
933 (create_expression_by_pieces): Set bits, don't append to vector.
934 (insert_into_preds_of_block): Don't handle inserted_phi_names.
935 (eliminate): Don't look at inserted_phi_names, remove deleted
936 insns from inserted_exprs.
937 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
938 (init_pre, fini_pre): Allocate and free bitmaps.
939 (execute_pre): Insert insns on edges before elimination.
941 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
943 * tree.c (initializer_zerop): Handle STRING_CST.
945 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
948 * doc/invoke.texi (Wimplicit): Document as C only.
949 * opts.c (common_handle_option): Add argument kind.
950 (handle_option): Rename as read_cmdline_option. Factor out code to...
951 (handle_option): ... here. New.
952 (handle_options): Rename as read_cmdline_options.
953 (decode_options): Update call.
954 (set_option): Use option index instead of option pointer. Classify
955 diagnostics correctly.
956 (enable_warning_as_error): Call handle_option.
957 * opts.h (set_option): Update declaration.
958 (handle_option): Declare.
959 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
960 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
961 * c-opts.c (set_Wimplicit): Delete.
962 (c_family_lang_mask): New static constant.
963 (c_common_handle_option): Add argument kind. Use handle_option
964 instead of set_Wimplicit.
965 (c_common_post_options): warn_implicit and warn_implicit_int
966 are disabled by default.
967 * c-common.c (warn_implicit): Do not define here.
968 * c-common.h (warn_implicit): Do not declare here.
969 (c_common_handle_option): Update declaration.
970 * lto-opts.c (lto_reissue_options): Update call to set_option.
972 2010-05-06 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/43571
975 * domwalk.c (walk_dominator_tree): Walk the dominator
976 sons in more optimal order.
978 2010-05-06 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/43934
981 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
982 (stmt_cost): Likewise.
983 (extract_true_false_args_from_phi): New helper.
984 (determine_max_movement): For PHI nodes verify we can hoist them
985 and compute their cost.
986 (determine_invariantness_stmt): Handle PHI nodes.
987 (move_computations_stmt): Likewise. Hoist PHI nodes in
988 if-converted form using COND_EXPRs.
989 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
990 (tree_ssa_lim): Likewise.
991 * tree-flow.h (tree_ssa_lim): Adjust prototype.
992 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
994 2010-05-06 Richard Guenther <rguenther@suse.de>
996 PR tree-optimization/43987
997 * tree-ssa-structalias.c (could_have_pointers): For possibly
998 address-taken variables force pointers to be recorded.
999 (create_variable_info_for_1): Likewise.
1000 (push_fields_onto_fieldstack): Pass in wheter all fields
1002 (find_func_aliases): Query types instead of vars whether
1003 they contain pointers where appropriate.
1005 2010-05-06 Jan Hubicka <jh@suse.cz>
1007 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1008 (record_reference, mark_address, mark_load, mark_store): Record
1010 (record_references_in_initializer): Update call of record_references.
1011 (rebuild_cgraph_edges): Remove all references before rebuiding.
1012 * cgraph.c (cgraph_create_node): Clear ref list.
1013 (cgraph_remove_node): Remove references.
1014 (dump_cgraph_node): Dump references.
1015 (cgraph_clone_node): Clone references.
1016 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1017 (struct cgraph_node, varpool_node): Add ref_lst.
1018 * ipa-ref.c: New file.
1019 * ipa-ref.h: New file.
1020 * ipa-ref-inline.h: New file.
1021 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1022 (referenced_from_other_partition_p): New function.
1023 (lto_output_varpool_node): Take set arugment; call
1024 referenced_from_other_partition.
1025 (lto_output_ref): New.
1026 (add_references): New.
1028 (output_cgraph): Compute boundary based on references; output refs.
1029 (output_varpool): Accept cgraph_node_set argument.
1032 (input_cgraph): Call input_refs.
1033 * lto-section-in.c (lto_section_name): Add refs.
1034 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1035 (ipa-ref.o): New file.
1036 * varpool.c (varpool_node): Clear ipa ref list.
1037 (varpool_remove_node): Remove references.
1038 (dump_varpool_node): Dump references.
1039 (varpool_assemble_decl): Only compile finalized ones.
1040 (varpool_extra_name_alias): Initialize ref list.
1041 * lto-streamer.c (lto-get_section_name): Add .refs section.
1042 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1043 (referenced_from_other_partition_p): Declared.
1045 2010-05-06 Ira Rosen <irar@il.ibm.com>
1047 PR tree-optimization/43901
1048 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1049 type is not NULL if it's transformation phase, and return
1050 FALSE if it's analysis.
1051 (vectorizable_conversion, vectorizable_operation,
1052 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1054 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1056 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1058 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1060 * config/mips/mips-protos.h
1061 (mips_small_register_classes_for_mode_p): Delete prototype.
1063 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1065 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1066 * config/arm/arm.c (multiple_operation_profitable_p,
1067 compute_offset_order): New static functions.
1068 (load_multiple_sequence, store_multiple_sequence): Use them.
1069 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1070 memory offsets, not register numbers.
1071 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1073 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1075 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1076 (get_pending_sizes, put_pending_size, put_pending_sizes):
1077 Update the uses of pending_sizes.
1078 * c-decl.c (store_parm_decls): Likewise.
1079 * c-tree.h (struct c_arg_info): Likewise.
1080 * tree.h: Update the prototype for get_pending_sizes and
1083 2010-05-05 Jason Merrill <jason@redhat.com>
1086 * c-common.c (handle_aligned_attribute): Respect
1087 ATTR_FLAG_TYPE_IN_PLACE.
1090 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1091 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1092 (TARGET_INITIALIZER): Use it.
1093 * c-common.c (attribute_takes_identifier_p): Call it.
1094 * c-common.h: Update prototype.
1095 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1096 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1098 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1101 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1102 DW_ID_down_case for Fortran compilation units.
1104 2010-05-05 Jan Hubicka <jh@suse.cz>
1106 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1109 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1111 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1112 a variable-sized RESULT_DECL.
1114 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1116 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1118 2010-05-05 Jason Merrill <jason@redhat.com>
1121 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1123 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1125 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1126 Jakub Jelinek <jakub@redhat.com>
1129 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1130 (dead_debug_init, dead_debug_finish): New functions.
1131 (dead_debug_add, dead_debug_insert_before): Likewise.
1132 (df_note_bb_compute): Initialize a dead_debug object, add dead
1133 debug uses to it, insert debug bind insns before death insns,
1134 reset debug insns that refer to pending uses at the end.
1135 * rtl.h (make_debug_expr_from_rtl): New prototype.
1136 * varasm.c (make_debug_expr_from_rtl): New function.
1138 2010-05-05 Jan Hubicka <jh@suse.cz>
1140 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1141 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1142 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1143 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1144 lto_varpool_encoder_encode_initializer_p,
1145 lto_set_varpool_encoder_encode_initializer): New functions.
1146 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1147 call output_varpool.
1148 (input_varpool_node): Do not always set analyzed.
1149 (input_cgraph_1): Return vector of cgraph nodes.
1150 (input_varpool_1): Return vector of varpools.
1151 (input_cgraph): Free the vectors.
1152 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1153 output only initializers needed.
1154 (lto_output): Only call output_cgraph.
1155 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1156 * lto-section-out.c (lto_new_out_decl_state): Initialize
1157 state->varpool_node_encoder.
1158 * lto-streamer.h (lto_varpool_encoder_d): New.
1159 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1160 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1161 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1162 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1163 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1165 (output_varpool, input_varpool): Remove declarations.
1167 2010-05-05 Jan Hubicka <jh@suse.cz>
1169 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1170 with body can prevail.
1172 2010-05-05 Jan Hubicka <jh@suse.cz>
1174 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1177 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1179 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1181 * gengtype.h (erro_at_line): Constify pos argument.
1183 * gengtype.c: Include hashtab.h.
1184 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1185 (error_at_line): Constify pos argument.
1186 (do_typedef): Initialize p->opt field.
1187 (get_file_gtfilename): Fix comment typo.
1188 (struct walk_type_data): Constify line field.
1189 (get_output_file_for_structure): New function.
1190 (write_local_func_for_structure): Constify orig_s argument.
1191 Use get_output_file_for_structure.
1192 (write_func_for_structure): Use get_output_file_for_structure.
1193 (INDENT): New define.
1194 (dump_pair, dump_type, dump_type_list, dump_typekind)
1195 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1196 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1198 (seen_types): New variable.
1199 (main): New variable do_dump. Process "-d" command line option.
1200 Call dump_everything if dump requested.
1202 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1204 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1205 in a temporary instead of invoking the macro multiple times.
1206 (track_expr_p): Likewise.
1208 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1210 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1212 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1213 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1214 conditions for printing notes.
1215 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1216 true, update documentation.
1217 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1219 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1222 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1225 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1228 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1229 (*sse_prologue_save_insn1): Likewise.
1230 (SSE prologue save splitter): Likewise.
1232 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1235 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1236 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1237 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1238 all decls. Call it on DECL_FIELD_OFFSET of fields.
1239 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1240 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1242 2010-05-04 Martin Jambor <mjambor@suse.cz>
1244 * tree-sra.c (build_access_from_expr_1): The first parameter type
1245 changed to simple tree.
1246 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1247 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1249 (build_accesses_from_assign): Removed all parameters except for a
1250 simple gimple statement. Now returns a simple bool.
1251 (scan_function): All non-analysis parts moved to separate functions
1252 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1253 parameters and updated both callers.
1254 (sra_modify_expr): Removed parameter data.
1255 (sra_modify_function_body): New function.
1256 (perform_intra_sra): Call sra_modify_function_body to modify the
1258 (replace_removed_params_ssa_names): Parameter data changed into
1260 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1261 changed the parameter dont_convert to convert with the opposite
1263 (sra_ipa_modify_assign): Parameter data changed into adjustments
1264 vector, return value changed to bool.
1265 (ipa_sra_modify_function_body): New function.
1266 (sra_ipa_reset_debug_stmts): Updated a comment.
1267 (modify_function): Use ipa_sra_modify_function_body to modify function
1270 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1273 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1274 (canon_true_dependence): Likewise.
1275 (write_dependence_p): Likewise.
1277 2010-05-04 Jan Hubicka <jh@suse.cz>
1279 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1280 * cgraphbuild.c: Include ipa-utils.h
1281 (record_reference_ctx): New struct.
1282 (record_reference): Simplify to work on initializers; not statements.
1283 (mark_address, mark_load, mark_store): New.
1284 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1286 (record_references_in_initializer): Update use of record_reference.
1287 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1290 2010-05-04 Jan Hubicka <jh@suse.cz>
1292 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1293 node will be removed anyway.
1294 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1295 relink aliases of node into prevailing node.
1296 * varpool.c (varpool_remove_node): Remove aliases properly;
1297 when removing node, remove all its aliases too; remove DECL_INITIAL
1298 of removed node; ggc_free the varpool node.
1300 2010-05-04 Richard Guenther <rguenther@suse.de>
1302 PR tree-optimization/43879
1303 * tree-ssa-structalias.c (alias_get_name): Use
1304 DECL_ASSEMBLER_NAME if available.
1305 (create_function_info_for): Return the varinfo node.
1306 (ipa_pta_execute): Associate same-body aliases and extra names
1307 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1309 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1311 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1313 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1316 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1317 only if HONOR_REG_ALLOC_ORDER is not defined.
1319 2010-05-04 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/43949
1322 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1325 2010-04-26 Jason Merrill <jason@redhat.com>
1327 * c.opt (-fstrict-enums): New.
1328 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1330 2010-05-03 David Ung <davidu@mips.com>
1331 James E. Wilson <wilson@codesourcery.com>
1333 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1334 emit the trap instruction before the divide for TUNE_74K.
1336 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1338 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1339 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1340 based on the above, for new target hook.
1342 * hooks.c (hook_bool_mode_true): New generic hook.
1343 * hooks.h (hook_bool_mode_true): Add prototype.
1345 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1347 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1348 target hook, set to hook_bool_mode_false.
1349 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1350 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1351 with targetm.small_register_classes_for_mode_p.
1352 (find_reusable_reload): Likewise.
1353 (combine_reloads): Likewise.
1354 * reload1.c (reload_as_needed): Likewise.
1355 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1356 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1357 dead_or_predicable): Likewise.
1358 * regmove.c (optimize_reg_copy_1): Likewise.
1359 * calls.c (prepare_call_address): Likewise.
1360 (precompute_register_parameters): Likewise.
1362 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1364 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1365 implementation of the hook that considers all register classes
1366 small except for SH64.
1367 (sh_override_options): Use the new hook.
1368 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1371 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1373 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1374 implementation of the hook that considers all register classes
1376 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1379 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1381 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1382 implementation of the hook that considers all register classes
1384 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1387 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1389 * config/m32c/m32c.h: Likewise.
1390 * config/pdp11/pdp11.h: Likewise.
1391 * config/avr/avr.h: Likewise.
1392 * config/xtensa/xtensa.h: Likewise.
1393 * config/m68hc11/m68hc11.h: Likewise.
1394 * config/mn10300/mn10300.h: Likewise.
1395 * config/mcore/mcore.h: Likewise.
1396 * config/h8300/h8300.h: Likewise.
1397 * config/bfin/bfin.h: Likewise.
1399 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1400 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1402 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1404 * double-int.h (tree_to_double_int): Remove macro.
1405 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1406 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1407 (tree_to_double_int): New function.
1408 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1410 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1412 2010-05-03 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/43971
1415 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1416 constraints in the !flag_delete_null_pointer_checks case.
1418 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1421 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1422 result mode matches original rtl mode.
1424 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1427 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1429 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1431 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1432 when processing flag options.
1434 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1436 * gcov-iov.c (main): Change format string placeholder
1437 from %#08x to 0x%08x.
1438 * genchecksum.c (dosum): Change format string placeholder
1439 from %#02x to 0x%02x.
1441 2010-05-02 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/43879
1444 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1446 2010-05-02 Bruno Haible <bruno@clisp.org>
1448 * doc/extend.texi (Function Attributes): Fix a typo.
1450 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1453 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1454 placeholder from 0x%x to %#x.
1455 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1456 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1457 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1458 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1459 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1460 * config/i386/i386.c (ix86_target_string): Ditto.
1461 * config/i386/i386.c (output_pic_addr_const): Ditto.
1462 (print_operand): Ditto.
1464 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1466 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1467 placeholder from 0x%x to %#x.
1468 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1469 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1470 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1471 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1472 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1473 * optc-gen.awk: Ditto.
1474 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1475 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1476 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1477 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1479 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1481 * target.h (struct calls): Add function_value_regno_p field.
1482 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1483 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1484 * targhooks.c (default_function_value_regno_p): New function.
1485 * targhooks.h (default_function_value_regno_p): Declare function.
1486 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1487 * builtins.c. (apply_result_size): (Ditto.).
1488 * combine.c. (likely_spilled_retval_p): (Ditto.).
1489 * mode-switching.c. Include 'target.h'.
1490 (create_pre_exit): Use function_value_regno_p hook.
1491 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1492 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1493 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1495 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1496 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1497 (ix86_function_value_regno_p): Declare as static, change argument
1498 type to const unsigned int.
1499 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1501 2010-05-01 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/43949
1504 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1506 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1508 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1510 * rtl.h (CONST_DOUBLE_P): Define.
1511 (rtx_to_double_int): Declare.
1512 * emit-rtl.c (rtx_to_double_int): New function.
1513 * dwarf2out.c (insert_double): New function.
1514 (loc_descriptor, add_const_value_attribute): Clean up, use
1515 rtx_to_double_int and insert_double functions.
1517 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1519 * doc/extend.texi (Inline): Add missing return keyword to examples.
1520 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1523 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1525 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1526 the variable part of the offset as well. Use highest_pow2_factor for
1527 all alignment checks.
1529 2010-04-30 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/43879
1532 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1535 2010-04-30 Jan Hubicka <jh@suse.cz>
1537 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1539 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1541 2010-04-30 Jan Hubicka <jh@suse.cz>
1543 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1545 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1546 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1547 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1548 cgraph_node_set_needs_ltrans_p): Remove.
1550 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1552 * sdbout.c: Include vec.h, do not include varray.h.
1553 (deferred_global_decls, sdbout_global_decl,
1554 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1555 * toplev.c: Do not include varray.h.
1556 (dump_memory_report): Do not dump VARRAY statistics.
1557 * gengtype.c (open_base_file): Ignore varray.h.
1558 * Makefile.in: Update for abovementioned changes.
1559 Remove all traces of varray.c and varray.h.
1560 * varray.c: Remove file.
1561 * varray.h: Remove file.
1563 2010-04-30 Jan Hubicka <jh@suse.cz>
1565 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1568 2010-04-30 Jan Hubicka <jh@suse.cz>
1570 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1573 2010-04-30 Richard Guenther <rguenther@suse.de>
1575 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1576 constraints for CONSTRUCTOR.
1578 2010-04-30 Richard Guenther <rguenther@suse.de>
1581 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1582 first after all lowering passes.
1584 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1586 * toplev.c: Include varray.h for statistics dumping.
1587 * tree.h: Do not declare varray_head_tag.
1588 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1589 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1590 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1591 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1592 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1593 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1594 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1595 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1597 * Makefile.in: Update for abovementioned changes.
1599 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1602 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1604 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1606 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1607 Use this function to do machine-specific conversion.
1608 (picochip_legitimize_reload_address): Likewise.
1609 (picochip_legitimate_address_p): Check valid base register only if
1611 (picochip_check_conditional_copy): Check for modw only if opnd is
1613 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1614 to call the function in c.
1615 * config/picochip/picochip-protos.h
1616 (picochip_legitimize_reload_address): Define.
1617 * config/picochip/picochip.md (supported_compare1): Define.
1619 2010-04-30 Jan Hubicka <jh@suse.cz>
1621 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1622 (cgraph_global_info): Remove inlined.
1623 (LTO_cgraph_tag_names): Remove.
1624 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1625 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1626 simplify cgraph tags and document.
1627 (lto_output_node): Use only LTO_cgraph_unavail_node and
1628 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1629 for_functions_valid, global info, process and output flags.
1630 (input_overwrite_node): Initialize estimated stack size and
1631 estimated growth. Do not read flags we no longer store.
1632 (input_node): Likewise do not read info no longer stored.
1633 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1636 2010-04-30 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/43879
1639 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1640 handle non-zero initializers.
1642 2010-04-30 Richard Guenther <rguenther@suse.de>
1644 * builtins.c (fold_builtin_1): Delete free (0).
1646 2010-04-29 Jan Hubicka <jh@suse.cz>
1648 * gengtype.c (open_base_files): Add lto-streamer.h
1649 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1650 (pass_ipa_cp): GGC collect.
1651 * toplev. (compile_file): Do not output symbols.
1652 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1653 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1654 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1655 * lto-section-in.c: Include ggc.h
1656 (lto_new_in_decl_state): Alloc in GGC.
1657 (lto_delete_in_decl_state): Likewise.
1658 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1661 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1664 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1665 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1666 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1667 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1668 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1669 account only if HONOR_REG_ALLOC_ORDER is not defined.
1670 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1671 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1673 2010-04-29 Jon Grant <04@jguk.org>
1675 * collect2.c (vflag): Change type from int to bool.
1677 (helpflag): New global bool.
1678 (main): Set vflag and debug with boolean, not integer truth values.
1679 Accept new "--help" option and output usage text if found.
1680 * collect2.h (vflag): Update prototype.
1683 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1686 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1688 2010-04-29 Richard Guenther <rguenther@suse.de>
1691 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1692 with ATTRIBUTE_UNUSED.
1694 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1697 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1698 INSN_P with NONDEBUG_INSN_P.
1699 (distance_non_agu_define): Likewise.
1700 (distance_agu_use): Likewise.
1702 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1704 From Dominique d'Humieres <dominiq@lps.ens.fr>
1706 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1709 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1711 * plugin.h (invoke_plugin_callbacks): New inline function.
1712 * plugin.c (flag_plugin_added): New global flag.
1713 (add_new_plugin): Initialize above flag.
1714 (invoke_plugin_callbacks): Rename to ...
1715 (invoke_plugin_callbacks_full): ... this.
1717 2010-04-28 Jan Hubicka <jh@suse.cz>
1719 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1720 (lto_varpool_replace_node): New.
1721 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1722 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1723 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1724 * cgraph.h (varpool_node_ptr): New type.
1725 (varpool_node_ptr): New vector.
1726 (varpool_node_set_def): New structure.
1727 (varpool_node_set): New type.
1728 (varpool_node_set): New vector.
1729 (varpool_node_set_element_def): New structure.
1730 (varpool_node_set_element, const_varpool_node_set_element): New types.
1731 (varpool_node_set_iterator): New type.
1732 (varpool_node): Add prev pointers, add used_from_other_partition,
1734 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1735 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1736 varpool_get_node, varpool_remove_node): Declare.
1737 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1738 varpool_node_set_size): New inlines.
1739 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1740 * tree-pass.h (varpool_node_set_def): Forward declare.
1741 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1742 (ipa_write_optimization_summaries): Update prototype.
1743 * ipa-cp.c (ipcp_write_summary): Update.
1744 * ipa-reference.c (ipa_reference_write_summary): Update.
1745 * lto-cgraph.c (lto_output_varpool_node): New static function.
1746 (output_varpool): New function.
1747 (input_varpool_node): New static function.
1748 (input_varpool_1): New function.
1749 (input_cgraph): Input varpool.
1750 * ipa-pure-const.c (pure_const_write_summary): Update.
1751 * lto-streamer-out.c (lto_output): Update, output varpool too.
1752 (write_global_stream): Kill WPA hack.
1753 (produce_asm_for_decls): Update.
1754 (output_alias_pair_p): Handle variables.
1755 (output_unreferenced_globals): Output only needed partition of varpool.
1756 * ipa-inline.c (inline_write_summary): Update.
1757 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1759 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1760 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1761 varpool_node_set_new, varpool_node_set_add,
1762 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1763 debug_varpool_node_set): New functions.
1764 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1765 (execute_one_pass): Process new decls too.
1766 (ipa_write_summaries_2): Pass around vsets.
1767 (ipa_write_summaries_1): Likewise.
1768 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1770 (ipa_write_optimization_summaries_1): Pass around vsets.
1771 (ipa_write_optimization_summaries): Likewise.
1772 * varpool.c (varpool_get_node): New.
1773 (varpool_node): Update doubly linked lists.
1774 (varpool_remove_node): New.
1775 (dump_varpool_node): More dumping.
1776 (varpool_enqueue_needed_node): Update doubly linked lists.
1777 (decide_is_variable_needed): Kill ltrans hack.
1778 (varpool_finalize_decl): Kill lto hack.
1779 (varpool_assemble_decl): Skip decls in other partitions.
1780 (varpool_assemble_pending_decls): Update doubly linkes lists.
1781 (varpool_empty_needed_queue): Likewise.
1782 (varpool_extra_name_alias): Likewise.
1783 * lto-streamer.c (lto_get_section_name): Add vars section.
1784 * lto-streamer.h (lto_section_type): Update.
1785 (output_varpool, input_varpool): Declare.
1787 2010-04-28 Mike Stump <mikestump@comcast.net>
1789 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1791 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1793 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1794 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1795 (lto_input_ts_type_tree_pointers): Likewise.
1796 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1797 (lto_output_ts_type_tree_pointers): Likewise.
1799 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1801 Uniquization of constants at the Tree level
1802 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1803 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1805 (tree_output_constant_def): Declare.
1806 * gimplify.c (gimplify_init_constructor): When using block copy, first
1807 uniquize the constant constructor on the RHS.
1808 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1809 DECL_IN_CONSTANT_POOL flag.
1810 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1811 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1813 (assemble_variable): Deal with symbols belonging to the tree constant
1815 (get_constant_section): Add ALIGN parameter and simplify.
1816 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1817 (assemble_constant_contents): Use the expression of the VAR_DECL.
1818 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1819 (tree_output_constant_def): New global function.
1820 (mark_constant): Use the expression of the VAR_DECL.
1821 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1823 (output_object_block): Likewise and assemble the expression.
1825 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1827 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1828 hash_tree, eq_tree): New tree hash table.
1829 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1830 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1831 lto_orig_address_remove): Reimplement.
1833 2010-04-28 Xinliang David Li <davidxl@google.com>
1836 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1837 (compute_uninit_opnds_pos): New function.
1838 (is_non_loop_exit_postdominating): New function.
1839 (compute_control_dep_chain): New function.
1840 (find_pdom): New function.
1841 (convert_control_dep_chain_into_preds): New function.
1842 (find_predicates): New function.
1843 (find_control_equiv_block): New function.
1844 (collect_phi_def_edges): New function.
1845 (find_def_preds): New function.
1846 (find_dom): New function.
1847 (dump_predicates): New function.
1848 (get_cmp_code): New function.
1849 (is_value_included_in): New function.
1850 (find_matching_predicate_in_rest_chains): New function.
1851 (use_pred_not_overlap_with_undef_path_pred): New function.
1852 (is_use_properly_guarded): New function.
1853 (normalize_cond_1): New function.
1854 (is_and_or_or): New function.
1855 (normalize_cond): New function.
1856 (is_gcond_subset_of): New function.
1857 (is_subset_of_any): New function.
1858 (is_or_set_subset_of): New function.
1859 (is_and_set_subset_of): New function.
1860 (is_norm_cond_subset_of): New function.
1861 (is_pred_expr_subset_of): New function.
1862 (is_pred_chain_subset_of): New function.
1863 (is_included_in): New function.
1864 (is_superset_of): New function.
1865 (find_uninit_use): New function.
1866 (warn_uninitialized_phi): New function.
1867 (compute_possibly_undefined_names): New function.
1868 (ssa_undefined_value_p): New function.
1869 (execute_late_warn_uninitialized): New function.
1870 * tree-ssa.c (ssa_undefined_value_p): Removed.
1871 (warn_uninit): Changed to extern.
1872 (warn_uninitialized_phi): Removed.
1873 (warn_uninitialized_vars): Changed to extern.
1874 (execute_late_warn_uninitialized): Removed
1875 * tree-flow.h: Add new prototypes.
1876 * timevar.def: Add new time variable.
1877 * Makefile.in: Add new build file.
1879 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1881 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1884 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1887 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1889 2010-04-28 Martin Jambor <mjambor@suse.cz>
1891 * cgraph.h (struct cgraph_node): New field indirect_calls.
1892 (struct cgraph_indirect_call_info): New type.
1893 (struct cgraph_edge): Removed field indirect_call. New fields
1894 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1895 (cgraph_create_indirect_edge): Declare.
1896 (cgraph_make_edge_direct): Likewise.
1897 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1898 * ipa-prop.h (struct ipa_param_call_note): Removed.
1899 (struct ipa_node_params): Removed field param_calls.
1900 (ipa_create_all_structures_for_iinln): Declare.
1901 * cgraph.c: Described indirect edges and uids in initial comment.
1902 (cgraph_add_edge_to_call_site_hash): New function.
1903 (cgraph_edge): Search also among the indirect edges, use
1904 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1905 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1906 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1908 (initialize_inline_failed): Assign a reason to indirect edges.
1909 (cgraph_create_edge_1): New function.
1910 (cgraph_create_edge): Moved some functionality to
1911 cgraph_create_edge_1.
1912 (cgraph_create_indirect_edge): New function.
1913 (cgraph_edge_remove_callee): Add an assert checking for
1915 (cgraph_edge_remove_caller): Special-case indirect edges.
1916 (cgraph_remove_edge): Likewise.
1917 (cgraph_set_edge_callee): New function.
1918 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1919 (cgraph_make_edge_direct): New function.
1920 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1921 the declaration of the call statement matches.
1922 (cgraph_node_remove_callees): Special-case indirect edges.
1923 (cgraph_clone_edge): Likewise.
1924 (cgraph_clone_node): Clone also the indirect edges.
1925 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1926 indirect_call, dump count of indirect_calls edges.
1927 * ipa-prop.c (iinlining_processed_edges): New variable.
1928 (ipa_note_param_call): Create indirect edges instead of
1929 creating notes. New parameter node.
1930 (ipa_analyze_call_uses): New parameter node, pass it on to
1931 ipa_note_param_call.
1932 (ipa_analyze_stmt_uses): Likewise.
1933 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1934 (print_edge_addition_message): Work on edges rather than on notes.
1935 (update_call_notes_after_inlining): Likewise, renamed to
1936 update_indirect_edges_after_inlining.
1937 (ipa_create_all_structures_for_iinln): New function.
1938 (ipa_free_node_params_substructures): Do not free notes.
1939 (ipa_edge_duplication_hook): Propagate bits within
1940 iinlining_processed_edges bitmap.
1941 (ipa_node_duplication_hook): Do not duplicate notes.
1942 (free_all_ipa_structures_after_ipa_cp): Renamed to
1943 ipa_free_all_structures_after_ipa_cp.
1944 (free_all_ipa_structures_after_iinln): Renamed to
1945 ipa_free_all_structures_after_iinln.
1946 (ipa_write_param_call_note): Removed.
1947 (ipa_read_param_call_note): Removed.
1948 (ipa_write_indirect_edge_info): New function.
1949 (ipa_read_indirect_edge_info): Likewise.
1950 (ipa_write_node_info): Do not stream notes, do stream information
1952 (ipa_read_node_info): Likewise.
1953 (lto_ipa_fixup_call_notes): Removed.
1954 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1955 * ipa-inline.c (pass_ipa_inline): Likewise.
1956 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1957 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1958 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1960 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1962 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1963 (output_cgraph): Stream also indirect edges.
1964 (lto_output_edge): Added capability to stream indirect edges.
1965 (input_edge): Likewise.
1966 (input_cgraph_1): Likewise.
1967 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1970 2010-04-28 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/43879
1973 PR tree-optimization/43909
1974 * tree-ssa-structalias.c (struct variable_info): Add
1975 only_restrict_pointers flag.
1976 (new_var_info): Initialize it. Increment stats.total_vars here.
1977 (create_function_info_for): Do not increment stats.total_vars here.
1978 (get_function_part_constraint): Fix build with C++.
1979 (insert_into_field_list): Remove.
1980 (push_fields_onto_fieldstack): Properly merge fields.
1981 (create_variable_info_for): Split and simplify.
1982 (create_variable_info_for_1): New piece.
1983 (intra_create_variable_infos): Properly make restrict constraints
1986 2010-04-28 Richard Guenther <rguenther@suse.de>
1989 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1991 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1992 Jan Hubicka <hubicka@ucw.cz>
1994 * doc/invoke.texi (-Wsuggest-attribute=const,
1995 -Wsuggest-attribute=pure): Document.
1996 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1997 (function_always_visible_to_compiler_p,
1998 suggest_attribute, warn_function_pure, warn_function_const):
2000 (check_call): Improve debug info.
2001 (analyze_function): Do not check availability.
2002 (add_new_function): Check availability.
2003 (propagate): Output warnings.
2004 (skip_function_for_local_pure_const): New function.
2005 (local_pure_const): Use it; output warnings.
2006 * common.opt (Wsuggest-attribute=const,
2007 Wsuggest-attribute=pure): New.
2009 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2011 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2012 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2013 or DW_CFA_def_cfa_offset{,_sf}.
2015 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2017 * tree.h: Fix truncated long macros.
2019 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2021 * collect2.c (TARGET_64BIT): Redefine to target's default.
2022 * tlink.c: Likewise.
2023 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2024 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2025 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2026 for underscoring __USER_LABEL_PREFIX__.
2027 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2028 (SUB_LINK_ENTRY32): New.
2029 (SUB_LINK_ENTRY64): New.
2030 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2031 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2032 (SUB_LINK_ENTRY64): New.
2033 (SUB_LINK_ENTRY): New.
2034 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2035 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2036 x64 target is choosen.
2037 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2038 * configure: Regenerated.
2039 * configure.ac (leading-mingw64-underscores): Option added.
2041 2010-04-27 Jan Hubicka <jh@suse.cz>
2043 * doc/invoke.texi (-fipa-profile): Document.
2044 * opts.c (decode_options): Enable ipa-profile at -O1.
2045 * timevar.def (TV_IPA_PROFILE): Define.
2046 * common.opt (fipa-profile): Add.
2047 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2049 (cgraph_propagate_frequency): Handle only local ones.
2050 * tree-pass.h (pass_ipa_profile): Declare.
2051 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2052 (pass_ipa_profile): Use TV_IPA_PROFILE.
2053 * ipa.c (ipa_profile): New function.
2054 (gate_ipa_profile): Likewise.
2055 (pass_ipa_profile): New global variable.
2056 * passes.c (pass_ipa_profile): New.
2058 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2060 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2062 2010-04-27 Martin Jambor <mjambor@suse.cz>
2065 * ipa.c (dissolve_same_comdat_group_list): New function.
2066 (function_and_variable_visibility): Call
2067 dissolve_same_comdat_group_list when comdat group contains external or
2069 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2070 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2072 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2074 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2075 (const_hash_1) <VECTOR_CST>: New case.
2076 (compare_constant) <VECTOR_CST>: Likewise.
2077 <ADDR_EXPR>: Deal with LABEL_REFs.
2078 (copy_constant) <VECTOR_CST>: New case.
2080 2010-04-27 Jan Hubicka <jh@suse.cz>
2082 * cgraph.c (cgraph_propagate_frequency): New function.
2083 * cgraph.h (cgraph_propagate_frequency): Declare.
2084 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2085 cgraph_propagate_frequency.
2087 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2089 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2091 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2094 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2095 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2096 here to determine which regs to push and how much stack to reserve.
2098 2010-04-27 Jie Zhang <jie@codesourcery.com>
2100 * doc/gimple.texi (gimple_statement_with_ops): Remove
2101 addresses_taken field.
2102 (gimple_statement_with_memory_ops): Likewise.
2104 2010-04-27 Jan Hubicka <jh@suse.cz>
2106 * tree-inline.c (eni_inlining_weights): Remove.
2107 (estimate_num_insns): Special case more builtins.
2109 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2112 * c-typeck.c (build_binary_op): Move forward check for comparison
2113 pointer with null pointer constant and adjust the diagnostic message.
2115 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2118 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2119 binutils supports extended .section directive needed by LTO, or
2120 warn if older binutils found.
2121 (LTO_BINARY_READER): New AC_SUBST'd variable.
2122 (LTO_USE_LIBELF): Likewise.
2123 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2125 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2126 (LTO_USE_LIBELF): Likewise.
2127 * configure: Regenerate.
2129 * collect2.c (is_elf): Rename from this ...
2130 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2131 object files in addition to ELF-formatted ones.
2132 (scan_prog_file): Caller updated. Also allow for LTO info marker
2133 symbol to be prefixed or not by an extra underscore.
2135 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2136 * config/i386/winnt.c: Also #include lto-streamer.h
2137 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2139 (i386_pe_asm_output_aligned_decl_common): Add comment.
2140 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2142 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2145 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2146 Add missing earlyclobber for second alternative.
2148 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2150 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2151 bits for artificial defs at the top of the block.
2152 * fwprop.c (single_def_use_enter_block): Don't call it.
2154 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2157 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2158 instead of "$gcc_cv_objdump -T".
2159 Use "-undefined dynamic_lookup" on darwin.
2160 * gcc/configure: Regenerate.
2162 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2165 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2167 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2169 * c-parser.c (struct c_token): Move location field up.
2170 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2171 (struct c_declspecs): Convert typespec_word, storage_class, and
2172 default_int_p into bitfields.
2173 (struct c_declarator): Move loc field up.
2175 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2177 * cfgloop.h (struct loop): Move can_be_parallel field up.
2178 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2179 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2181 (struct iv_cand): Convert pos field into a bitfield.
2182 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2184 (struct _stmt_vec_info): Shuffle fields for better packing.
2186 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2188 * varasm.c (IN_NAMED_SECTION): Remove guard.
2189 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2190 (IN_NAMED_SECTION_P): ...this.
2191 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2192 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2194 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2196 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2197 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2198 of shadowing it. Fix comments.
2200 2010-04-26 Jan Hubicka <jh@suse.cz>
2202 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2203 (cgraph_clone_node): Copy function frequency.
2204 * cgraph.h (node_frequency): New enum
2205 (struct cgraph_node): Add.
2206 * final.c (rest_of_clean_state): Update.
2207 * lto-cgraph.c (lto_output_node): Output node frequency.
2208 (input_overwrite_node): Input node frequency.
2209 * tre-ssa-loop-ivopts (computation_cost): Update.
2210 * lto-streamer-out.c (output_function): Do not output function
2212 * predict.c (maybe_hot_frequency_p): Update and handle functions
2214 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2216 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2217 (compute_function_frequency): Set noreturn functions to be executed
2219 (choose_function_section): Update.
2220 * lto-streamer-in.c (input_function): Do not input function frequency.
2221 * function.c (allocate_struct_function): Do not initialize function
2223 * function.h (function_frequency): Remove.
2224 (struct function): Remove function frequency.
2225 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2226 (try_update): Update.
2227 * tree-inline.c (initialize_cfun): Do not update function frequency.
2228 * passes.c (pass_init_dump_file): Update.
2229 * i386.c (ix86_compute_frame_layout): Update.
2230 (ix86_pad_returns): Update.
2232 2010-04-26 Jie Zhang <jie@codesourcery.com>
2234 PR tree-optimization/43833
2235 * tree-vrp.c (range_int_cst_p): New.
2236 (range_int_cst_singleton_p): New.
2237 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2238 when both operands are constants. Use range_int_cst_p in
2241 2010-04-26 Jan Hubicka <jh@suse.cz>
2243 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2245 2010-04-26 Richard Guenther <rguenther@suse.de>
2248 * gimple.c (gimple_decl_printable_name): Deal gracefully
2249 with a NULL DECL_NAME.
2251 2010-04-26 Richard Guenther <rguenther@suse.de>
2254 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2255 if emitting debug information and it is either a function
2256 or a namespace decl.
2258 2010-04-26 Ira Rosen <irar@il.ibm.com>
2260 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2261 determine if the statement is vectorizable, and a macro to access it.
2262 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2263 Skip statements that can't be vectorized. If the analysis fails,
2264 mark the statement as unvectorizable if vectorizing basic block.
2265 (vect_compute_data_refs_alignment): Likewise.
2266 (vect_verify_datarefs_alignment): Skip statements marked as
2267 unvectorizable. Add print.
2268 (vect_analyze_group_access): Skip statements that can't be
2269 vectorized. If the analysis fails, mark the statement as
2270 unvectorizable if vectorizing basic block.
2271 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2272 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2273 generated stmts for SLP.
2274 (new_stmt_vec_info): Initialize the new field.
2275 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2276 statements marked as unvectorizable.
2278 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2280 * c-common.c (flag_isoc1x): New.
2281 (flag_isoc99): Update comment.
2282 * c-common.h (flag_isoc1x): New.
2283 (flag_isoc99): Update comment.
2284 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2285 __<type>_DECIMAL_DIG__.
2286 * c-opts.c (set_std_c1x): New.
2287 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2288 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2289 * c.opt (-std=c1x, -std=gnu1x): New options.
2290 * doc/cpp.texi: Mention -std=c1x.
2291 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2292 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2293 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2294 * doc/standards.texi: Mention C1X.
2295 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2296 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2297 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2300 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2303 placeholder from 0x%x to %#x.
2304 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2305 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2306 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2307 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2308 * config/i386/i386.c (ix86_target_string): Ditto.
2309 (output_pic_addr_const): Ditto.
2310 (print_operand): Ditto.
2312 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2314 * combine.c (find_split_point): Add third argument. Use it
2315 to find nested multiply-accumulate instructions. Adjust calls.
2316 (try_combine): Adjust call to find_split_point.
2318 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2320 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2322 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2324 PR tree-optimization/41442
2325 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2326 (fold_binary_loc): Call it.
2328 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2330 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2331 * opts.c (common_handle_option): Allow disabling it.
2332 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2334 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2336 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2337 between modes if both types are integral.
2339 2010-04-23 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/43572
2342 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2344 2010-04-23 Richard Guenther <rguenther@suse.de>
2347 * tree-inline.c (tree_can_inline_p): Also check compatibility
2350 2010-04-23 Martin Jambor <mjambor@suse.cz>
2352 PR tree-optimization/43846
2353 * tree-sra.c (struct access): New flag grp_assignment_read.
2354 (build_accesses_from_assign): Set grp_assignment_read.
2355 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2356 (enum mark_read_status): New type.
2357 (analyze_access_subtree): Propagate grp_assignment_read, create
2358 accesses also if both direct_read and root->grp_assignment_read.
2360 2010-04-23 Martin Jambor <mjambor@suse.cz>
2363 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2364 function does not have type attributes.
2366 2010-04-23 Richard Guenther <rguenther@suse.de>
2369 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2372 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2374 * sese.h (create_if_region_on_edge): Remove.
2376 * sese.c (create_if_region_on_edge): Make static.
2378 * tree-inline.c: Do not include ggc.h.
2380 * expr.c: Do not include ggc.h.
2382 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2385 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2388 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2389 in the middle of insns for casesi_worker_2.
2391 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2393 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2395 2010-04-22 Ira Rosen <irar@il.ibm.com>
2397 PR tree-optimization/43842
2398 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2399 loop unrolling in update of exit phis. Fix comment.
2400 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2401 least two reduction statements in the loop before starting SLP
2404 2010-04-22 Nick Clifton <nickc@redhat.com>
2406 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2408 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2410 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2413 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2415 * tree-parloops.c (loop_parallel_p): New argument
2416 parloop_obstack. Pass it down.
2417 (parallelize_loops): New variable parloop_obstack. Initialize it,
2418 pass it down, free it.
2420 * tree-loop-linear.c (linear_transform_loops): Pass down
2423 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2424 of type struct obstack *.
2426 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2427 scratch_obstack. Initialize it, pass down, free it.
2429 * lambda.h (lambda_loop_new): Remove.
2430 (lambda_matrix_new, lambda_matrix_inverse)
2431 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2432 argument of type struct obstack *.
2434 * lambda-trans.c (lambda_trans_matrix_new): New argument
2435 lambda_obstack. Pass it down, use obstack allocation for ret.
2436 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2439 * lambda-mat.c (lambda_matrix_get_column)
2440 (lambda_matrix_project_to_null): Remove.
2441 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2443 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2446 * lambda-code.c (lambda_loop_new): New function.
2447 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2448 (lambda_compute_auxillary_space, lambda_compute_target_space)
2449 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2450 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2451 (build_access_matrix): New argument lambda_obstack. Use obstack
2453 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2454 argument lambda_obstack. Pass it down.
2456 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2458 * optabs.h (expand_widening_mult): Declare.
2460 2010-04-22 Richard Guenther <rguenther@suse.de>
2462 PR tree-optimization/43845
2463 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2464 lookup the CALL_EXPR function and arguments.
2466 2010-04-22 Nick Clifton <nickc@redhat.com>
2468 * config/stormy16/stormy16.c
2469 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2470 * config/stormy16/stormy16.h: Tidy up formatting.
2471 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2472 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2473 (ineqbranchsi): Delete pattern.
2474 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2475 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2476 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2477 stormy16-lib2-ucmpsi2.c.
2479 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2481 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2482 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2483 extra set merge_set_noclobber, and use it to relax the final test
2485 * df.h (df_simulate_find_noclobber_defs): Declare.
2486 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2488 (df_simulate_find_noclobber_defs): New function.
2490 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.md: Use {} around multi-line preparation statements.
2494 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2496 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2497 (process_init_element): New argument of type struct obstack *.
2499 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2500 (set_init_index, set_init_label, set_nonincremental_init)
2501 (set_nonincremental_init_from_string, find_init_member)
2502 (output_init_element, output_pending_init_elements)
2503 (process_init_element): New argument braced_init_obstack. Pass it
2505 (push_range_stack, add_pending_init): New argument
2506 braced_init_obstack. Use obstack allocation.
2508 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2509 braced_init_obstack. Pass it down.
2510 (c_parser_braced_init): New variables ret, braced_init_obstack.
2511 Initialize obstack, pass it down and finally free it.
2513 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2516 * tree-pass.h (pass_optimize_widening_mul): Declare.
2517 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2518 gate_optimize_widening_mul): New static functions.
2519 (pass_optimize_widening_mul): New.
2520 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2521 <case MULT_EXPR>: Remove support for widening multiplies.
2522 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2523 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2524 simplify_gen_unary rather than directly building extensions.
2525 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2527 * expmed.c (expand_widening_mult): New function.
2528 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2530 2010-04-21 Jan Hubicka <jh@suse.cz>
2532 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2533 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2534 * lto-wpa-fixup.c: Remove.
2535 * Makefile.in (lto-wpa-fixup.o): Remove.
2536 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2537 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2538 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2540 2010-04-21 Jan Hubicka <jh@suse.cz>
2542 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2543 add write_optimization_summary, read_optimization_summary.
2544 (ipa_write_summaries_of_cgraph_node_set): Remove.
2545 (ipa_write_optimization_summaries): Declare.
2546 (ipa_read_optimization_summaries): Declare.
2547 * ipa-cp.c (pass_ipa_cp): Update.
2548 * ipa-reference.c (pass_ipa_reference): Update.
2549 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2550 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2552 * ipa-inline.c (pass_ipa_inline): Update.
2553 * ipa.c (pass_ipa_whole_program): Update.
2554 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2555 * passes.c (ipa_write_summaries_1): Do not test wpa.
2556 (ipa_write_optimization_summaries_1): New.
2557 (ipa_write_optimization_summaries): New.
2558 (ipa_read_summaries): Do not test ltrans.
2559 (ipa_read_optimization_summaries_1): New.
2560 (ipa_read_optimization_summaries): New.
2562 2010-04-21 Jan Hubicka <jh@suse.cz>
2564 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2566 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2568 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2571 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2572 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2574 2010-04-21 Jan Hubicka <jh@suse.cz>
2576 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2578 2010-04-21 Jan Hubicka <jh@suse.cz>
2580 * varpool.c (decide_is_variable_needed): Variable is always needed
2583 2010-04-21 Jan Hubicka <jh@suse.cz>
2585 * opts.c (decode_options): Enable pure-const pass for whopr.
2587 2010-04-21 Jan Hubicka <jh@suse.cz>
2589 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2590 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2592 (cgraph_decide_inlining): Do not expect callee to be removed in all
2595 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2597 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2599 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2602 amdfam10_decode attributes.
2604 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2607 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2608 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2609 (lower_copyprivate_clauses): Use private var in outer
2610 context instead of original var. Make sure the types
2611 are correct for VLAs.
2613 2010-04-21 Richard Guenther <rguenther@suse.de>
2615 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2616 to non-pointer objects.
2618 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2620 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2621 last chain entry if it starts with the still current label.
2622 (add_location_or_const_value_attribute): Check that
2623 loc_list->first->next is NULL instead of comparing ->first with ->last.
2624 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2625 to add_var_loc_to_decl.
2627 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2628 >= 4 add also address size and segment size fields into CIE header.
2630 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2631 long as address size is the same as sizeof (void *) and
2633 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2634 address size or segment size is unexpected, return DW_EH_PE_omit.
2635 (classify_object_over_fdes): If get_cie_encoding returned
2636 DW_EH_PE_omit, return -1.
2637 (init_object): If classify_object_over_fdes returned -1,
2638 pretend there were no FDEs at all.
2640 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2642 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2643 bswap{si,di}2 using SWI48 mode iterator.
2644 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2645 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2646 set modrm attribute of bswap insn to 0 and remove length attribute.
2647 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2648 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2649 set mode attribute to <MODE> and remove length attribute.
2651 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2653 PR rtl-optimization/43520
2654 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2655 zero available registers.
2657 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * builtins.c (fold_builtin_cproj): Fold more cases.
2661 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2663 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2664 (fold_builtin_1): Fold builtin cproj.
2665 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2666 Use ATTR_CONST_NOTHROW_LIST.
2668 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2671 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2672 ffsi2_no_cmove for !TARGET_CMOVE.
2673 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2674 (ffssi2): Remove expander.
2675 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2677 (ctz<mode>2): Ditto from ctz{si,di}2.
2678 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2680 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2683 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2685 * dwarf2out.c (AT_linkage_name): Define.
2686 (clone_as_declaration): Handle DW_AT_linkage_name.
2687 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2688 of DW_AT_MIPS_linkage_name.
2689 (move_linkage_attr): Likewise.
2690 (dwarf2out_finish): Likewise.
2692 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2695 * fold-const.c (fold_comparison): New folding rule.
2697 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2699 * double-int.h (double_int_setbit): Declare.
2700 * double-int.c (double_int_setbit): New function.
2701 * rtl.h (immed_double_int_const): Declare.
2702 * emit-rtl.c (immed_double_int_const): New function.
2703 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2704 and immed_double_int_const functions.
2705 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2706 expand_copysign_bit): (Ditto.).
2707 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2708 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2709 * dojump.c (prefer_and_bit_test): (Ditto.).
2710 * expr.c (convert_modes, reduce_to_bit_field_precision,
2711 const_vector_from_tree): (Ditto.).
2712 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2714 2010-04-20 Jan Hubicka <jh@suse.cz>
2716 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2717 (dump_cgraph_node): Dump new flags.
2718 * cgraph.h (struct cgraph_node): Add flags
2719 reachable_from_other_partition and in_other_partition.
2720 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2721 other partition can not be removed.
2722 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2723 the other partition must be output; silence sanity checking on
2724 leaking functions bodies from other paritition.
2725 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2726 (lto_output_node): Output new flags; do not sanity check that inline
2727 clones are output; drop lto_forced_extern_inline_p code; do not mock
2728 visibility flags at partition boundaries.
2729 (add_node_to): New function.
2730 (output_cgraph): Use it to sort functions so masters appear before
2732 (input_overwrite_node): Input new flags.
2733 * passes.c (ipa_write_summaries): Do not call
2734 lto_new_extern_inline_states.
2735 * lto-section-out.c (forced_extern_inline,
2736 lto_new_extern_inline_states lto_delete_extern_inline_states,
2737 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2738 * lto-streamer.h (lto_new_extern_inline_states,
2739 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2740 lto_forced_extern_inline_p): Kill.
2742 2010-04-20 Richard Guenther <rguenther@suse.de>
2744 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2745 from vars that can have pointers.
2746 (process_constraint): Dump useless constraints.
2748 2010-04-20 Richard Guenther <rguenther@suse.de>
2750 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2751 (dump_sa_points_to_info): Remove asserts.
2752 (init_base_vars): nothing_id isn't an escape point nor does it
2755 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2757 * tree.h (TYPE_REF_IS_RVALUE): Define.
2758 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2759 should_move_die_to_comdat, prune_unused_types_walk): Handle
2760 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2761 (modified_type_die, gen_reference_type_die): Emit
2762 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2763 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2765 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2768 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2769 calls for -fpic -m31 if they have been sibcall optimized.
2771 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2773 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2774 ar.lc fixed and call-used.
2776 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2778 2010-04-19 Jan Hubicka <jh@suse.cz>
2780 * opts.c (decode_options): Disable whpr incompatible passes.
2781 * lto/lto.c (lto_1_to_1_map): Skip clones.
2782 (read_cgraph_and_symbols): Do not mark everything as needed.
2783 (do_whole_program_analysis): Do map only after optimizing;
2784 set proper cgraph_state; use passmanager.
2786 2010-04-19 DJ Delorie <dj@redhat.com>
2788 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2789 POINTER_PLUS_EXPR and fix them.
2791 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2793 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2794 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2795 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2796 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2797 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2798 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2799 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2800 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2801 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2802 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2803 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2805 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2807 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2808 (check_cond_move_block): Likewise.
2809 (cond_move_process_if_block): Likewise.
2810 (noce_find_if_block): Improve formatting.
2811 (find_if_header): Pass 0 to memset and tweak conditions.
2812 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2814 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2816 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2820 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2821 with non-local decl doesn't need chain.
2823 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2825 * ira-color.c (allocno_reload_assign): Avoid accumulating
2826 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2828 2010-04-19 Martin Jambor <mjambor@suse.cz>
2830 * gimple.h (create_tmp_reg): Declare.
2831 * gimplify.c (create_tmp_reg): New function.
2832 (gimplify_return_expr): Use create_tmp_reg.
2833 (gimplify_omp_atomic): Likewise.
2834 (gimple_regimplify_operands): Likewise.
2835 * tree-dfa.c (make_rename_temp): Likewise.
2836 * tree-predcom.c (predcom_tmp_var): Likewise.
2837 (reassociate_to_the_same_stmt): Likewise.
2838 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2839 (get_replaced_param_substitute): Likewise.
2840 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2841 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2842 * tree-ssa-pre.c (get_representative_for): Likewise.
2843 (create_expression_by_pieces): Likewise.
2844 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2845 (create_tailcall_accumulator): Likewise.
2847 2010-04-19 Martin Jambor <mjambor@suse.cz>
2849 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2851 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2853 2010-04-19 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/43796
2856 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2857 from SCEV in the lattice.
2858 (vrp_visit_phi_node): Dump change.
2860 2010-04-19 Richard Guenther <rguenther@suse.de>
2862 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2863 * configure: Re-generated.
2865 2010-04-19 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/43783
2868 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2869 constant ARRAY_REF operands two and three if possible.
2871 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2874 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2876 2010-04-19 Jie Zhang <jie@codesourcery.com>
2879 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2881 2010-04-19 Ira Rosen <irar@il.ibm.com>
2883 PR tree-optimization/37027
2884 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2885 and macro to access it.
2886 (vectorizable_reduction): Add argument.
2887 (vect_get_slp_defs): Likewise.
2888 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2889 statements for possible use in SLP.
2890 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2891 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2892 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2894 (vectorizable_reduction): Likewise.
2895 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2897 (vectorizable_type_demotion, vectorizable_type_promotion,
2898 vectorizable_store): Likewise.
2899 (vect_analyze_stmt): Update call to vectorizable_reduction.
2900 (vect_transform_stmt): Likewise.
2901 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2902 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2903 from different interleaving chains in same node.
2904 (vect_slp_rearrange_stmts): New function.
2905 (vect_supported_load_permutation_p): Allow load permutations for
2906 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2907 inside SLP nodes if necessary.
2908 (vect_analyze_slp_instance): Handle reductions.
2909 (vect_analyze_slp): Try to build SLP instances originating from groups
2911 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2912 (vect_get_constant_vectors): Create initial vectors for reductions
2913 according to reduction code. Add new argument.
2914 (vect_get_slp_defs): Add new argument, pass it to
2915 vect_get_constant_vectors.
2916 (vect_schedule_slp_instance): Remove SLP tree root statements.
2918 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2920 * tree.h (ENUM_IS_SCOPED): Define.
2921 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2922 for ENUM_IS_SCOPED enums.
2924 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2926 * fold-const.c (fold_comparison): Use ssizetype.
2927 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2928 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2929 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2930 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2932 * tree.h (initialize_sizetypes): Remove parameter.
2933 (build_common_tree_nodes): Remove second parameter.
2934 * stor-layout.c (initialize_sizetypes): Remove parameter.
2935 Always create an unsigned type.
2936 (set_sizetype): Assert that the passed type is unsigned and simplify.
2937 * tree.c (build_common_tree_nodes): Remove second parameter.
2938 Adjust call to initialize_sizetypes.
2939 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2940 build_common_tree_nodes.
2942 2010-04-18 Matthias Klose <doko@ubuntu.com>
2944 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2946 2010-04-18 Ira Rosen <irar@il.ibm.com>
2948 PR tree-optimization/43771
2949 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2950 load permutation doesn't have gaps.
2952 2010-04-18 Jan Hubicka <jh@suse.cz>
2954 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2955 (sse_prologue_save_insn expander): Use new pattern.
2956 (sse_prologue_save_insn1): New pattern and splitter.
2957 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2959 * i386.c (setup_incoming_varargs_64): Do not compute jump
2961 (ix86_gimplify_va_arg): Update alignment needed.
2962 (ix86_local_alignment): Do not align all local arrays to 128bit.
2964 2010-04-17 Jan Hubicka <jh@suse.cz>
2966 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2968 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2970 * arm.md (negdi2): Remove redundant code to force values into a
2973 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2975 * arm/bpabi.S: Add EABI alignment attributes to objects.
2976 * arm/bpabi-v6m.S: Likewise.
2977 * arm/crti.asm: Likewise.
2978 * arm/crtn.asm: Likewise.
2979 * arm/lib1funcs.asm: Likewise.
2980 * arm/libunwind.S: Likewise.
2982 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2984 * arm-protos.h (tune_params): New structure.
2985 * arm.c (current_tune): New variable.
2986 (arm_constant_limit): Delete.
2987 (struct processors): Add pointer to the tune parameters.
2988 (arm_slowmul_tune): New tuning option.
2989 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2990 (all_cores): Adjust to pick up the tuning model.
2991 (arm_constant_limit): New function.
2992 (arm_override_options): Select the appropriate tuning model. Delete
2993 initialization of arm_const_limit.
2994 (arm_split_constant): Use the new constant-limit model.
2995 (arm_rtx_costs): Pick up the current tuning model.
2996 * arm.md (is_strongarm, is_xscale): Delete.
2997 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2998 for Xscale variant architectures.
2999 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3001 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3003 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3005 (arm_rtx_costs_1): Remove unused variable extra_cost.
3006 (arm_unwind_emit_set): Use variable offset.
3007 (thumb1_output_casesi): Remove unused variable flags.
3009 2010-04-16 Jeff Law <law@redhat.com>
3011 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3012 needing assignment rather than doing a two-phase assignment. Remove
3013 unused variable 'm'.
3015 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3018 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3020 2010-04-16 Doug Kwan <dougkwan@google.com>
3022 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3023 (next_operand_entry_id): New static variable.
3024 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3025 (add_to_ops_vec): Assigned unique ID to operand entry.
3026 (struct oecount_s): New field ID.
3027 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3028 (undistribute_ops_list): Assign unique IDs to oecounts.
3029 (init_reassoc): reset next_operand_entry_id.
3031 2010-04-16 Doug Kwan <dougkwan@google.com>
3033 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3034 missing left parenthesis.
3036 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3039 *btdi_rex64 using SWI48 mode iterator.
3040 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3041 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3042 *jcc_btdi_mask_rex64.
3044 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3046 * double-int.h (tree_to_double_int): Convert to macro.
3047 * double-int.c (tree_to_double_int): Remove.
3049 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3052 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3053 with want_address 2 and in case a single element list might be
3054 possible, call it again with want_address 0.
3056 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3058 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3059 case 'W' print operands for HI mode.
3060 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3061 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3062 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3063 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3065 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3067 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3068 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3069 #xx:3 and #xx:4 mode.
3071 * config/h8300/h8300.md (inverted load with HImode dest): Add
3072 support for H8300SX.
3074 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3075 satisfy 'U' constraint.
3077 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3079 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3080 * configure: Regenerate.
3081 * config.in: Regenerate.
3082 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3085 2010-04-16 Richard Guenther <rguenther@suse.de>
3087 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3088 (struct tree_decl_common): ... here.
3089 (DECL_PT_UID): Adjust.
3090 (SET_DECL_PT_UID): Likewise.
3091 (DECL_PT_UID_SET_P): Likewise.
3093 2010-04-16 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/43572
3096 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3097 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3098 * tree-flow.h (is_call_clobbered): Remove.
3099 * tree-flow-inline.h (is_call_clobbered): Likewise.
3100 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3101 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3102 (execute_return_slot_opt): Adjust.
3103 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3104 check for call clobbered vars here.
3105 (find_tail_calls): Move tailcall verification to the
3108 2010-04-16 Diego Novillo <dnovillo@google.com>
3110 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3112 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3115 * config/arm/arm.md (cbranchqi4): New pattern.
3116 * config/arm/predicates.md (const0_operand,
3117 cbranchqi4_comparison_operator): New predicates.
3119 2010-04-16 Richard Guenther <rguenther@suse.de>
3121 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3122 (dump_gimple_stmt): Likewise.
3124 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3126 * recog.h (struct recog_data): New field is_operator.
3127 (struct insn_operand_data): New field is_operator.
3128 * recog.c (extract_insn): Set recog_data.is_operator.
3129 * genoutput.c (output_operand_data): Emit code to set the
3131 * reload.c (find_reloads): Use it rather than testing for an
3132 empty constraint string.
3135 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3136 If the previous insn is a cbranchsi4_insn with the same arguments,
3137 omit the compare instruction.
3139 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3140 register, inputs must be low registers and we need a low register
3141 scratch. Handle alternative 2 like alternative 3.
3143 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3145 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3146 don't call get_addr on both. If one expression is a VALUE and
3147 the other a REG, check VALUE's locs if the REG isn't among them.
3149 2010-04-16 Christian Bruel <christian.bruel@st.com>
3151 * config/sh/sh.h (sh_frame_pointer_required): New function.
3152 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3153 (flag_omit_frame_pointer) Set.
3154 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3155 (rounded_frame_size): Adjust size with outgoing_args_size.
3156 (sh_set_return_address): Must return from stack pointer.
3157 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3158 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3159 (ACCUMULATE_OUTGOING_ARGS): Define.
3160 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3161 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3163 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3166 * config/sh/sh.c (sh_legitimize_reload_address): Use
3167 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3168 Remove a unneeded check for offset_base.
3170 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3172 * configure: Regenerated.
3174 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3176 * config/s390/s390.c (s390_call_save_register_used): Switch back
3177 to HARD_REGNO_NREGS.
3179 2010-04-15 Richard Guenther <rguenther@suse.de>
3181 * alias.c (alias_set_subset_of): Handle alias-set zero
3184 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3185 Julian Brown <julian@codesourcery.com>
3187 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3188 alternatives according to use of high and low regs.
3189 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3190 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3191 optimizing for size on Thumb-2.
3193 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3195 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3197 2010-04-15 Richard Guenther <rguenther@suse.de>
3199 * tree-ssa-structalias.c (struct variable_info): Add
3201 (new_var_info): Initialize it.
3202 (dump_constraints): Support printing last added constraints.
3203 (debug_constraints): Adjust.
3204 (dump_constraint_graph): Likewise.
3205 (make_heapvar_for): Check for NULL cfun.
3206 (get_function_part_constraint): New function.
3207 (get_fi_for_callee): Likewise.
3208 (find_func_aliases): Properly implement IPA PTA constraints.
3209 (process_ipa_clobber): New function.
3210 (find_func_clobbers): Likewise.
3211 (insert_into_field_list_sorted): Remove.
3212 (create_function_info_for): Properly allocate vars for IPA mode.
3213 Do not use insert_into_field_list_sorted.
3214 (create_variable_info_for): Properly generate constraints for
3215 global vars in IPA mode.
3216 (dump_solution_for_var): Always dump the solution.
3217 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3218 (find_what_var_points_to): Adjust.
3219 (pt_solution_set): Change.
3220 (pt_solution_ior_into): New function.
3221 (pt_solution_empty_p): Export.
3222 (pt_solution_includes_global): Adjust.
3223 (pt_solution_includes_1): Likewise.
3224 (pt_solutions_intersect_1): Likewise.
3225 (dump_sa_points_to_info): Check some invariants.
3226 (solve_constraints): Move constraint dumping ...
3227 (compute_points_to_sets): ... here.
3228 (ipa_pta_execute): ... and here.
3229 (compute_may_aliases): Do not re-compute points-to info
3230 locally if IPA info is available.
3231 (ipa_escaped_pt): New global var.
3232 (ipa_pta_execute): Properly implement IPA PTA.
3233 * tree-into-ssa.c (dump_decl_set): Support dumping
3234 decls not in referenced-vars.
3235 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3236 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3237 (dump_points_to_solution): Likewise.
3238 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3239 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3240 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3241 (copy_decl_to_var): Copy DECL_PT_UID.
3242 (copy_result_decl_to_var): Likewise.
3243 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3244 (copy_node_stat): Copy it.
3245 * tree.h (DECL_PT_UID): New macro.
3246 (SET_DECL_PT_UID): Likewise.
3247 (DECL_PT_UID_SET_P): Likewise.
3248 (struct tree_decl_minimal): Add pt_uid member.
3249 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3250 (pt_solution_empty_p): Declare.
3251 (pt_solution_set): Adjust.
3252 (ipa_escaped_pt): Declare.
3253 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3254 * gimple-pretty-print.c (pp_points_to_solution): New function.
3255 (dump_gimple_call): Dump call clobber/use information.
3256 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3257 * tree-pass.h (TDF_ALIAS): New dump option.
3258 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3259 * doc/invoke.texi (-fipa-pta): Update documentation.
3261 2010-04-15 Richard Guenther <rguenther@suse.de>
3263 * Makefile.in (OBJS-common): Add gimple-fold.o.
3264 (gimple-fold.o): New rule.
3265 * tree.h (maybe_fold_offset_to_reference,
3266 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3268 * gimple.h: ... here.
3269 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3270 may_propagate_address_into_dereference): Move prototypes ...
3271 * gimple.h: ... here.
3272 * tree-ssa-ccp.c (get_symbol_constant_value,
3273 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3274 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3275 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3276 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3277 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3278 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3279 gimplify_and_update_call_from_tree): Move ...
3280 * gimple-fold.c: ... here. New file.
3281 (ccp_fold_builtin): Rename to ...
3282 (gimple_fold_builtin): ... this.
3283 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3285 2010-04-15 Richard Guenther <rguenther@suse.de>
3287 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3288 fit_double_type, force_fit_type_double, add_double_with_sign,
3289 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3290 lrotate_double, rrotate_double, div_and_round_double): Move ...
3291 * double-int.c: ... here.
3292 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3293 add_double, neg_double, mul_double_with_sign, mul_double,
3294 lshift_double, rshift_double, lrotate_double, rrotate_double,
3295 div_and_round_double): Move prototypes ...
3296 * double-int.h: ... here.
3298 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3301 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3302 matching constraints to ensure inputs match the output.
3304 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3307 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3308 in an input-only operand.
3310 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3312 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3313 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3314 (double_int_negative_p): Convert to static inline function.
3315 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3316 (double_int_negative_p): Remove.
3317 * tree.h (lshift_double, rshift_double):
3318 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3319 * fold-const.c (fold_convert_const_int_from_real,
3320 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3321 (lshift_double): Change type of arith argument to bool.
3322 (rshift_double): Change type of arith argument to bool. Correct
3324 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3326 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3329 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3330 at the start and end of the then/else blocks, and omit them from the
3332 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3333 argument; all callers changed. Pass zero to old_insns_match_p instead.
3334 (flow_find_head_matching_sequence): New function.
3335 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3336 * basic-block.h (flow_find_cross_jump,
3337 flow_find_head_matching_sequence): Declare functions.
3339 2010-04-14 Jason Merrill <jason@redhat.com>
3342 * c-common.c (attribute_takes_identifier_p): New fn.
3343 * c-common.h: Declare it.
3345 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3349 (*udivmod<mode>4): Ditto.
3351 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.md (maxmin_int): Rename code attribute from
3354 maxminiprefix and update all users.
3355 (maxmin_float): Ditto from maxminfprefix.
3356 (logic): Ditto from logicprefix.
3357 (absneg_mnemonic): Ditto from absnegprefix.
3358 * config/i386/mmx.md: Update all users of maxminiprefix,
3359 maxminfprefix and logicprefix for rename.
3360 * config/i386/sse.md: Ditto.
3361 * config/i386/sync.md (sync_<code><mode>): Update for
3364 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3367 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3368 warnings converted to errors.
3370 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3372 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3373 used insn_type variable.
3374 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3375 to avoid set-but-not-used warning.
3377 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3379 * df-core.c (df_ref_debug): Change format string placeholder
3381 * dwarf2asm.c (dw2_asm_output_data_raw,
3382 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3383 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3384 * dwarf2out.c (output_cfi, output_cfi_directive,
3385 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3386 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3388 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3389 * print-rtl.c (print_rtx): Ditto.
3391 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3394 * builtins.c (expand_builtin_pow_root): New function to expand pow
3395 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3396 series of sqrt and cbrt calls under -ffast-math.
3397 (expand_builtin_pow): Call it.
3399 2010-04-14 Michael Matz <matz@suse.de>
3401 PR tree-optimization/42963
3402 * tree-cfg.c (touched_switch_bbs): New static variable.
3403 (group_case_labels_stmt): New function broken out from ...
3404 (group_case_labels): ... here, use the above.
3405 (start_recording_case_labels): Allocate touched_switch_bbs.
3406 (end_recording_case_labels): Deallocate it, call
3407 group_case_labels_stmt.
3408 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3410 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3415 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3419 2010-04-13 Jan Hubicka <jh@suse.cz>
3421 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3422 of optimized out static functions.
3423 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3424 cost computation. Also sanity check for overflows.
3425 (update_caller_keys): Update cgraph_edge_badness call; properly
3426 update fibheap and sanity check that it is up to date.
3427 (add_new_edges_to_heap): Update cgraph_edge_badness.
3428 (cgraph_decide_inlining_of_small_function): Likewise;
3429 add sanity checking that badness in heap is up to date;
3430 improve dumping of reason; Update badness of calls to the
3431 offline copy of function currently inlined; dump badness
3432 of functions not inlined because of unit growth limits.
3434 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3437 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3438 because of sign-extension change when converting to sizetype here...
3439 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3441 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3442 the folding to constants. Remove redundant final conversion.
3443 (fold_binary) <associate>: Do not associate if the re-association of
3444 constants alone overflows.
3445 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3446 to the end of the list.
3447 (multiple_of_p) <COND_EXPR>: New case.
3449 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3451 * opt-functions.awk (opt_sanitized_name): New.
3453 * optc-gen.awk: Use it
3454 * opth-gen.awk: Use it.
3456 2010-04-13 Martin Jambor <mjambor@suse.cz>
3458 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3459 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3460 children. Call replace_uses_with_default_def_ssa_name to handle
3463 2010-04-13 Michael Matz <matz@suse.de>
3466 * builtins.c (expand_builtin_interclass_mathfn): Also create
3467 a register if the predicate doesn't match.
3469 2010-04-13 Diego Novillo <dnovillo@google.com>
3471 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3472 * c-pch.c: Include timevar.h.
3473 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3474 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3475 * ggc-common.c: Include timevar.h.
3476 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3477 * timevar.def (TV_PCH_SAVE): Define.
3478 (TV_PCH_CPP_SAVE): Define.
3479 (TV_PCH_PTR_REALLOC): Define.
3480 (TV_PCH_PTR_SORT): Define.
3481 (TV_PCH_RESTORE): Define.
3482 (TV_PCH_CPP_RESTORE): Define.
3484 2010-04-13 Michael Matz <matz@suse.de>
3486 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3488 (can_reassociate_p): New function.
3489 (break_up_subtract_bb, reassociate_bb): Use it.
3491 2010-04-13 Richard Guenther <rguenther@suse.de>
3494 * builtins.c (c_readstr): Fix assert.
3496 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3498 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3499 when generating cltd insn.
3501 (*ashl<mode>3_1): Remove special handling for register operand 2.
3502 (*ashlsi3_1_zext): Ditto.
3503 (*ashlhi3_1): Ditto.
3504 (*ashlhi3_1_lea): Ditto.
3505 (*ashlqi3_1): Ditto.
3506 (*ashlqi3_1_lea): Ditto.
3507 (*<shiftrt_insn><mode>3_1): Ditto.
3508 (*<shiftrt_insn>si3_1_zext): Ditto.
3509 (*<shiftrt_insn>qi3_1_slp): Ditto.
3510 (*<rotate_insn><mode>3_1): Ditto.
3511 (*<rotate_insn>si3_1_zext): Ditto.
3512 (*<rotate_insn>qi3_1_slp): Ditto.
3514 2010-04-13 Richard Guenther <rguenther@suse.de>
3516 * tree-ssa-structalias.c (callused_id): Remove.
3517 (call_stmt_vars): New.
3518 (get_call_vi): Likewise.
3519 (lookup_call_use_vi): Likewise.
3520 (lookup_call_clobber_vi): Likewise.
3521 (get_call_use_vi): Likewise.
3522 (get_call_clobber_vi): Likewise.
3523 (make_transitive_closure_constraints): Likewise.
3524 (handle_const_call): Adjust to do per-call call-used handling.
3525 (handle_pure_call): Likewise.
3526 (find_what_var_points_to): Remove general callused handling.
3527 (init_base_vars): Likewise.
3528 (init_alias_vars): Initialize call_stmt_vars.
3529 (compute_points_to_sets): Process call-used and call-clobbered
3530 vars for call statements.
3531 (delete_points_to_sets): Free call_stmt_vars.
3533 2010-04-13 Richard Guenther <rguenther@suse.de>
3535 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3536 Only add RW dependence for dependence distance zero.
3537 Adjust maximal vectorization factor according to dependences.
3538 Move alignment handling ...
3539 (vect_find_same_alignment_drs): ... here. New function.
3540 (vect_analyze_data_ref_dependences): Adjust.
3541 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3542 (vect_analyze_data_refs): Adjust minimal vectorization factor
3543 according to data references.
3544 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3545 dependences before determining the vectorization factor.
3546 Analyze alignment after determining the vectorization factor.
3547 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3548 dependences before alignment.
3549 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3551 (vect_analyze_data_refs): Likewise.
3552 (MAX_VECTORIZATION_FACTOR): New define.
3554 2010-04-13 Duncan Sands <baldrick@free.fr>
3556 * except.h (lang_eh_type_covers): Remove.
3557 * except.c (lang_eh_type_covers): Likewise.
3559 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3560 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3562 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3563 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3564 UNITS_PER_LONG where it is ABI relevant.
3565 (s390_return_addr_rtx): Likewise.
3566 (s390_back_chain_rtx): Likewise.
3567 (s390_frame_area): Likewise.
3568 (s390_frame_info): Likewise.
3569 (s390_initial_elimination_offset): Likewise.
3570 (save_gprs): Likewise.
3571 (s390_emit_prologue): Likewise.
3572 (s390_emit_epilogue): Likewise.
3573 (s390_function_arg_advance): Likewise.
3574 (s390_function_arg): Likewise.
3575 (s390_va_start): Likewise.
3576 (s390_gimplify_va_arg): Likewise.
3577 (s390_function_profiler): Likewise.
3578 (s390_optimize_prologue): Likewise.
3579 (s390_rtx_costs): Likewise.
3580 (s390_secondary_reload): Likewise.
3581 (s390_promote_function_mode): Likewise.
3582 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3583 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3584 registers available.
3585 (s390_unwind_word_mode): New function.
3586 (s390_function_value): Split 64 bit values into register pair if
3587 used as return value.
3588 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3589 function call parameters. Handle parallels.
3590 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3591 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3592 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3593 (s390_expand_setmem): Remove unused variable src_addr.
3594 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3595 deal with 64 bit registers.
3596 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3597 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3598 (UNITS_PER_LONG): New macro.
3599 * libjava/include/s390-signal.h: Define extended ucontext
3600 structure containing the upper halfs of the 64 bit registers.
3602 2010-04-13 Simon Baldwin <simonb@google.com>
3604 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3606 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3608 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3609 rvalue on the RHS if the LHS is of a non-renamable type.
3610 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3612 2010-04-13 Matthias Klose <doko@ubuntu.com>
3614 * gcc.c (cc1_options): Handle -iplugindir before processing
3615 the cc1 spec. Only add -iplugindir once.
3616 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3618 * common.opt (iplugindir): Remove `Separate' property, initialize.
3619 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3621 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3622 (distclean): Remove plugin dir.
3623 * doc/invoke.texi: Document -iplugindir.
3625 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3627 * doc/plugins.texi (Loading Plugins): Document short
3628 -fplugin=foo option.
3629 (Plugin API): Mention default_plugin_dir_name function.
3631 * gcc.c (find_file_spec_function): Add new declaration.
3632 (static_spec_func): Use it for "find-file".
3633 (find_file_spec_function): Add new function.
3634 (cc1_options): Add -iplugindir option if -fplugin* options found.
3636 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3638 * plugin.c (add_new_plugin): Updated comment, and handle short
3640 (default_plugin_dir_name): Added new function.
3642 * common.opt (iplugindir): New option to set the plugin directory.
3644 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3646 * config/i386/i386.md (any_rotate): New code iterator.
3647 (rotate_insn): New code attribute.
3649 (SWIM124): New mode iterator.
3650 (<rotate_insn>ti3): New expander.
3651 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3652 any_rotate code iterator.
3653 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3654 using any_rotate code iterator and SWIM124 mode iterator.
3655 (ix86_rotlti3): New insn_and_split pattern.
3656 (ix86_rotrti3): Ditto.
3657 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3658 ix86_rotl{di,ti}3 patterns.
3659 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3660 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3661 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3662 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3663 code iterator and SWI mode iterator.
3664 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3665 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3667 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3668 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3669 (bswap rotatert splitter): Add splitter.
3670 (bswap splitter): Macroize splitter using any_rotate code iterator.
3671 Add insn predicate to split only for TARGET_USE_XCHGB or when
3672 optimizing function for size.
3674 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3676 * config/pa/pa.c (emit_move_sequence): Remove use of
3677 deleted variable flag_argument_noalias.
3679 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3681 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3683 Add to unsupported targets list.
3684 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3685 sparc*-sun-solaris2.[567]* from target lists.
3686 * configure: Regenerate.
3687 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3689 Remove Solaris 7 patch references.
3690 (Specific, sparc-sun-solaris2.7): Removed.
3691 (sparc-sun-solaris2*): Update Solaris 7 example.
3692 (sparc64-*-solaris2*): Likewise.
3694 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3696 * config.build (alpha*-dec-osf4*): Remove.
3697 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3698 of obsolete configurations.
3699 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3701 * config/alpha/t-osf4: Renamed to ...
3702 * config/alpha/t-osf5: ... this.
3703 * config/alpha/osf.h: Renamed to ...
3704 * config/alpha/osf5.h: ... this.
3705 Merged old osf5.h contents.
3707 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3708 (EXTRA_SPECS): Removed.
3709 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3710 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3713 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3715 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3717 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3720 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3721 __thiscall convention.
3723 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3725 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3727 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3729 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3731 * function.c (assign_parms_initialize_all): Add unused attribute
3734 2010-04-12 Richard Guenther <rguenther@suse.de>
3736 * gsstruct.def (GSS_CALL): New.
3737 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3738 * gimple.h: Include tree-ssa-alias.h.
3739 (struct gimple_statement_call): New.
3740 (union gimple_statement_struct_d): Add gimple_call member.
3741 (gimple_call_reset_alias_info): Declare.
3742 (gimple_call_use_set): New function.
3743 (gimple_call_clobber_set): Likewise.
3744 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3745 * gimple.c (gimple_call_reset_alias_info): New function.
3746 (gimple_build_call_1): Call it.
3747 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3748 * tree-inline.c (remap_gimple_stmt): Likewise.
3749 (expand_call_inline): Remove callused handling.
3750 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3751 * tree-dfa.c (dump_variable): Likewise.
3752 * tree-parloops.c (parallelize_loops): Likewise.
3753 * tree-ssa.c (init_tree_ssa): Likewise.
3754 (delete_tree_ssa): Likewise.
3755 * tree-flow-inline.h (is_call_used): Remove.
3756 * tree-flow.h (struct gimple_df): Remove callused member.
3757 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3758 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3759 (ref_maybe_used_by_call_p_1): Simplify.
3760 (call_may_clobber_ref_p_1): Likewise.
3761 * tree-ssa-structalias.c (compute_points_to_sets): Set
3762 the call stmt used and clobbered sets.
3763 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3764 (find_tail_calls): Verify the tail call.
3766 2010-04-12 Richard Guenther <rguenther@suse.de>
3768 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3769 single-iteration always-inline inlining.
3770 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3771 (cgraph_decide_inlining): Do not handle always-inline specially.
3772 (try_inline): Remove always-inline cycle detection special case.
3773 Do not recurse on always-inlines.
3774 (cgraph_early_inlining): Do not iterate if not optimizing.
3775 (cgraph_gate_early_inlining): remove.
3776 (pass_early_inline): Run unconditionally.
3777 (gate_cgraph_decide_inlining): New function.
3778 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3779 not inlining or optimizing.
3780 (cgraph_decide_inlining_of_small_functions): Also consider
3781 always-inline functions.
3782 (cgraph_default_inline_p): Return true for nodes which should
3783 disregard inline limits.
3784 (estimate_function_body_sizes): Assume zero size and time for
3785 nodes which are marked as disregarding inline limits.
3786 (cgraph_decide_recursive_inlining): Do not perform recursive
3787 inlining on always-inline nodes.
3789 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3792 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3793 for exprs satisfying handled_component_p.
3795 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3797 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3798 non-constant aggregate elements.
3800 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3801 is a real initialization.
3803 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3806 * c-decl.c (start_function): Move forward check for nested function.
3808 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3810 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3811 * config/sh/sh.c: Include reload.h.
3812 (sh_legitimize_reload_address): New.
3813 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3814 sh_legitimize_reload_address.
3816 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3818 * config/sh/sh.md (*movqi_pop): New insn pattern.
3819 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3821 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3823 * config/i386/i386.md (any_shiftrt): New code iterator.
3824 (shiftrt_insn): New code attribute.
3826 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3827 using any_shiftrt code iterator.
3828 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3829 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3830 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3831 pattern from corresponding peephole2 patterns.
3832 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3833 using any_shiftrt code iterator.
3834 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3835 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3836 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3837 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3838 *{ashr,lshr}<mode>3_cmp_zext.
3839 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3841 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3845 (*lshr<mode>3_cconly): Ditto.
3847 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3850 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3851 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3852 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3854 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3855 from corresponding peephole2 patterns.
3856 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3857 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3858 and *lshrdi3_1_rex64 using SWI mode iterator.
3859 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3860 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3861 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3862 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3863 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3864 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3865 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3866 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3867 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3870 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3873 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3874 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3875 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3877 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3878 from corresponding peephole2 patterns.
3879 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3880 (ashrsi3_cvt): Rename from ashrsi3_31.
3881 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3882 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3883 and x86_64_shift_adj_3 using SWI48 mode iterator.
3884 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3885 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3886 and *ashrdi3_1_rex64 using SWI mode iterator.
3887 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3888 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3889 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3890 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3891 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3892 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3893 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3894 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3895 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3897 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3898 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3899 x86_shift<mode>_adj_3 expanders.
3901 2010-04-10 Wei Guozhi <carrot@google.com>
3904 * config/arm/arm.c (arm_pic_static_addr): New function.
3905 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3907 (arm_output_addr_const_extra): Output expression for new pattern.
3908 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3910 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3912 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3915 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3916 * web.c: Include "insn-config.h" and "recog.h".
3917 (union_match_dups): New function.
3918 (web_main): Call it.
3919 (union_defs): Don't try to recognize match_dups.
3921 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3922 if doing so would replace the entire pattern.
3924 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3929 and splitter pattern. Change splitter operand 1 predicate to
3932 2010-04-09 Martin Jambor <mjambor@suse.cz>
3934 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3935 lattices are addresses of CONST_DECLs with the same initial value.
3936 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3937 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3939 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3940 Bernd Schmidt <bernds@codesourcery.com>
3942 * loop-invariant.c (replace_uses): New static function.
3943 (move_invariant_reg): Use it to ensure we can replace the uses.
3945 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3947 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3949 (picochip_override_options): Enable section anchors only above -O1.
3950 (picochip_reorg): Fixed a couple of build warnings.
3952 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3954 * configure.ac (plugin -rdynamic test): Log result.
3955 * configure: Regenerate.
3956 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3957 (RDYNAMIC_SPEC): Define.
3958 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3960 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3962 * configure.ac: Determine Sun ld version numbers.
3963 (comdat_group): Restrict GNU ld version checks to gld.
3964 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3965 (enable_comdat): Support --enable-comdat.
3966 * configure: Regenerate.
3967 * doc/install.texi (Configuration): Document --enable-comdat.
3969 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3971 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3972 * config/sol2-gld.h: ... here.
3973 * config.gcc (sparc*-*-solaris2*): Reflect this.
3974 (i[34567]86-*-solaris2*): Use it.
3976 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3978 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3980 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3982 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3985 * diagnostic.c (diagnostic_initialize): Initialize
3986 some_warnings_are_errors.
3987 (diagnostic_finish): New.
3988 (diagnostic_action_after_output): Call it before exiting.
3989 (diagnostic_report_diagnostic): Do not print message here. Set
3990 some_warnings_are_errors.
3991 * diagnostic.h (diagnostic_context): Delete
3992 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3993 (diagnostic_finish): Declare.
3994 * toplev.c (toplev_main): Call it before exit.
3996 2010-04-09 Jason Merrill <jason@redhat.com>
3999 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4000 for incomplete type.
4003 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4004 based on a warning flag.
4006 2010-04-09 Richard Guenther <rguenther@suse.de>
4008 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4010 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4013 * varasm.c (default_assemble_visibility): Wrap vars that are
4014 set, but unused, by targets without GAS.
4015 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4016 Remove set, but unused, vars.
4017 (rs6000_legitimize_tls_address): Likewise.
4018 (altivec_expand_dst_builtin): Likewise.
4019 * config/darwin.c (machopic_classify_symbol): Likewise.
4020 (machopic_indirection_name): Likewise.
4022 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/i386.md (DWI): New mode iterator.
4025 (S): New mode attribute.
4026 (shift_operand): Ditto.
4027 (shift_immediate_operand): Ditto.
4028 (ashl_input_operand): Ditto.
4029 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4030 using SDWIM mode iterator.
4031 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4032 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4034 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4035 from corresponding peephole2 patterns.
4036 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4037 and x86_64_shift_adj_1 using SWI48 mode iterator.
4038 (x86_shift<mode>_adj_2): Ditto.
4039 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4040 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4041 using SWI48 mode iterator.
4042 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4043 *ashldi3_cmp_rex64 using SWI mode iterator.
4044 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4045 *ashldi3_cconly_rex64 using SWI mode iterator.
4046 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4047 x86_shift<mode>_adj_{1,2}.
4048 (ix86_split_ashr): Ditto.
4049 (ix86_split_lshr): Ditto.
4051 2010-04-09 Richard Guenther <rguenther@suse.de>
4053 * target.h (builtin_conversion): Pass in input and output types.
4054 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4055 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4056 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4057 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4059 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4061 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4063 2010-04-09 Richard Guenther <rguenther@suse.de>
4066 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4068 2010-04-09 Richard Guenther <rguenther@suse.de>
4070 * tree-vectorizer.h (struct _stmt_vec_info): Document
4071 that vectype is the type of the LHS.
4072 (supportable_widening_operation, supportable_narrowing_operation):
4073 Get both input and output vector types as arguments.
4074 (vect_is_simple_use_1): Declare.
4075 (get_same_sized_vectype): Likewise.
4076 * tree-vect-loop.c (vect_determine_vectorization_factor):
4077 Set STMT_VINFO_VECTYPE to the vector type of the def.
4078 (vectorizable_reduction): Adjust.
4079 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4080 Adjust. Specify the output vector type.
4081 (vect_pattern_recog_1): Adjust.
4082 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4083 (vectorizable_call): Adjust.
4084 (vectorizable_conversion): Likewise.
4085 (vectorizable_operation): Likewise.
4086 (vectorizable_type_demotion): Likewise.
4087 (vectorizable_type_promotion): Likewise.
4088 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4090 (vect_is_simple_use_1): New function.
4091 (supportable_widening_operation): Get both input and output
4093 (supportable_narrowing_operation): Likewise.
4094 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4096 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4098 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4099 __thiscall and _thiscall as predefined macros.
4100 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4101 thiscall attribute handling.
4102 (ix86_comp_type_attributes): Likewise.
4103 (ix86_function_regparm): Likewise.
4104 (ix86_return_pops_args): Likewise.
4105 (init_cumulative_args): Likewise.
4106 (find_drap_reg): Likewise.
4107 (ix86_static_chain): Likewise.
4108 (x86_this_parameter): Likewise.
4109 (x86_output_mi_thunk): Likewise.
4110 (ix86_attribute_table): Add description for thiscall attribute.
4111 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4112 * doc/extend.texi: Add documentation for thiscall.
4114 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4117 * c.opt (Wint-to-pointer-cast): Available in C++.
4118 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4120 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4122 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4123 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4124 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4125 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4126 function type instead. Reorder and simplify checks.
4128 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4130 2010-04-08 Jing Yu <jingyu@google.com>
4131 Zdenek Dvorak <ook@ucw.cz>
4133 PR tree-optimization/42720
4134 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4135 loop unswitch conditions here from ...
4136 (tree_unswitch_single_loop): ... here.
4138 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4140 * tree-if-conv.c: Fix comments and simplify logic.
4142 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4144 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4145 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4146 (main_tree_if_conversion): Update call to tree_if_conversion.
4148 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4151 * doc/invoke.texi (-b,-V): Delete.
4152 * doc/tm.texi: Do not mention -b.
4153 * gcc.c (display_help): Delete -b and -V.
4154 (process_command): Delete -b and -V.
4155 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4157 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4158 Wolfgang Gellerich <gellerich@de.ibm.com>
4160 Implement target hook for loop unrolling
4161 * target.h (loop_unroll_adjust): Add a new target hook function.
4162 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4163 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4164 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4165 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4166 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4168 (decide_unroll_stupid): Likewise.
4170 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4173 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4175 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4177 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4178 (Specific, *-*-solaris2*): Likewise.
4179 Don't prefer Sun as over GNU as.
4181 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4183 * config/s390/s390.c (override_options): Adjust the z10 defaults
4184 for max-unroll-times, max-completely-peeled-insns
4185 and max-completely-peel-times.
4187 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4189 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4190 instructions for z10.
4191 (s390_expand_setmem): Likewise.
4192 (s390_expand_cmpmem): Likewise.
4194 2010-04-08 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/43679
4197 * tree-ssa-pre.c (eliminate): Only propagate copies.
4199 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4202 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4203 set but not used variable warning.
4205 2010-04-08 Wei Guozhi <carrot@google.com>
4208 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4209 (arm_size_rtx_costs): Call the new function when optimized for size.
4211 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4214 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4215 op0 is not a MEM, just return NULL instead of assertion
4217 (discover_nonconstant_array_refs): Don't walk debug stmts.
4219 2010-04-08 Doug Kwan <dougkwan@google.com>
4221 * configure.ac: Recognize gold and do not use its version number
4222 to test ld features.
4223 * configure: Regenerate.
4225 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4228 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4229 (negate_value): Move code to push elements to broken_up_substracts ...
4230 (eliminate_plus_minus_pair): ... here. Push operands that have no
4231 negative pair to plus_negates.
4232 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4234 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4236 * doc/install.texi (Configuration): Move description of
4237 --enable-lto, --with-libelf*, --enable-gold from Java section to
4240 * doc/generic.texi (Working with declarations)
4241 (Function Properties, C and C++ Trees): Fix typos.
4242 * doc/sourcebuild.texi (Top Level): Likewise.
4244 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4247 * tree.h (DECL_READ_P): Define.
4248 (struct tree_decl_common): Add decl_read_flag.
4249 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4250 a set but not used warning.
4251 (merge_decls): Merge DECL_READ_P flag.
4252 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4253 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4254 * c-common.c (handle_used_attribute, handle_unused_attribute):
4256 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4258 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4260 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4261 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4262 c_parser_binary_expression, c_parser_cast_expression,
4263 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4264 Call default_function_array_read_conversion instead of
4265 default_function_array_conversion where needed.
4266 (c_parser_unary_expression, c_parser_conditional_expression,
4267 c_parser_postfix_expression_after_primary, c_parser_initelt):
4268 Likewise. Call mark_exp_read where needed.
4269 (c_parser_statement_after_labels, c_parser_asm_operands,
4270 c_parser_typeof_specifier, c_parser_sizeof_expression,
4271 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4273 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4275 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4276 (warn_unused_but_set_parameter): Default to warn_unused
4278 * doc/invoke.texi: Document -Wunused-but-set-variable and
4279 -Wunused-but-set-parameter.
4281 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4282 used count variable.
4283 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4284 when operandN variables aren't used in the body of the expander
4286 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4287 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4288 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4289 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4290 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4291 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4292 * tree.c (PROCESS_ARG): Likewise.
4294 2010-04-07 Simon Baldwin <simonb@google.com>
4296 * diagnostic.h (diagnostic_override_option_index): New macro to
4297 set a diagnostic's option_index.
4298 * c-tree.h (c_cpp_error): Add warning reason argument.
4299 * opts.c (_warning_as_error_callback): New.
4300 (register_warning_as_error_callback): Store callback for
4301 warnings enabled via enable_warning_as_error.
4302 (enable_warning_as_error): Call callback, minor code tidy.
4303 * opts.h (register_warning_as_error_callback): Declare.
4304 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4305 response to -Werror=.
4306 (c_common_init_options): Register warning_as_error_callback in opts.c.
4307 * common.opt: Add -Wno-cpp option.
4308 * c-common.c (struct reason_option_codes_t): Map cpp warning
4309 reason codes to gcc option indexes.
4310 * (c_option_controlling_cpp_error): New function, lookup the gcc
4311 option index for a cpp warning reason code.
4312 * (c_cpp_error): Add warning reason argument, call
4313 c_option_controlling_cpp_error for diagnostic_override_option_index.
4314 * doc/invoke.texi: Document -Wno-cpp.
4316 2010-04-07 Richard Guenther <rguenther@suse.de>
4318 * ipa-reference.c (mark_load): Use get_base_address.
4319 (mark_store): Likewise.
4321 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4322 inserting GIMPLE_NOPs into the IL.
4323 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4324 Explicitly strip handled components and indirect references.
4326 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4327 folding address expressions.
4328 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4329 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4330 operand_equal_p to compare decls.
4331 (ptr_deref_may_alias_decl_p): Likewise.
4332 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4333 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4334 Handle reversed comparison ops.
4335 * tree-sra.c (asm_visit_addr): Use get_base_address.
4336 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4337 * ipa-reference.c (mark_address): Use get_base_address.
4339 2010-04-07 Richard Guenther <rguenther@suse.de>
4341 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4342 Propagate constants everywhere.
4344 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4347 * tree.c (MAX_INT_CACHED_PREC): Define.
4348 (nonstandard_integer_type_cache): New array.
4349 (build_nonstandard_integer_type): Cache results for precision
4350 <= MAX_INT_CACHED_PREC.
4352 2010-04-07 Richard Guenther <rguenther@suse.de>
4354 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4355 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4356 * common.opt: Likewise.
4357 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4358 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4359 (nonoverlapping_memrefs_p): Likewise.
4360 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4361 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4362 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4363 OPT_fargument_noalias_global for backward compatibility.
4365 2010-04-07 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/43270
4368 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4369 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4370 * tree-ssa-pre.c (phi_translate_1): Adjust.
4371 (fully_constant_expression): Split out vn_reference handling to ...
4372 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4373 Fold reads from constant strings.
4374 (vn_reference_lookup): Handle fully constant references.
4375 (vn_reference_lookup_pieces): Likewise.
4376 * Makefile.in (expmed.o-warn): Add -Wno-error.
4378 2010-04-07 Martin Jambor <mjambor@suse.cz>
4380 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4382 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4385 * gcc.c: Add -static-libstdc++ to list of recognized options.
4387 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4389 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4391 2010-04-07 Richard Guenther <rguenther@suse.de>
4394 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4395 bases build simple mem attributes to retain points-to information.
4397 2010-04-07 Richard Guenther <rguenther@suse.de>
4400 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4401 preserve points-to related information.
4403 2010-04-07 Richard Guenther <rguenther@suse.de>
4406 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4407 discard plain indirect references.
4408 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4409 * tree.c (tree_nop_conversion): Likewise.
4411 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4414 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4416 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4418 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4419 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4421 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4423 * tree-if-conv.c: Fix indentation and comments.
4425 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4427 * tree-if-conv.c: Sort static functions in topological order.
4429 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4431 * tree-if-conv.c: Fix indentation and comments.
4433 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4436 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4437 lang_hooks.types.type_for_size instead of
4438 build_nonstandard_integer_type.
4439 When converting an unsigned type to signed, double its precision.
4440 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4441 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4442 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4445 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4448 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4449 POINTER_PLUS_EXPR for pointer types.
4451 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4454 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4455 * graphite-clast-to-gimple.c: Include langhooks.h.
4456 (max_signed_precision_type): New.
4457 (max_precision_type): Takes two types as arguments.
4458 (precision_for_value): New.
4459 (precision_for_interval): New.
4460 (gcc_type_for_interval): New.
4461 (gcc_type_for_value): New.
4462 (gcc_type_for_clast_term): New.
4463 (gcc_type_for_clast_red): New.
4464 (gcc_type_for_clast_bin): New.
4465 (gcc_type_for_clast_expr): Split up into several functions.
4466 (gcc_type_for_clast_eq): Rewritten.
4467 (compute_bounds_for_level): New.
4468 (compute_type_for_level_1): New.
4469 (compute_type_for_level): New.
4470 (gcc_type_for_cloog_iv): Removed.
4471 (gcc_type_for_iv_of_clast_loop): Rewritten.
4472 (graphite_create_new_loop): Compute the lower and upper bound types
4473 with gcc_type_for_clast_expr.
4474 (graphite_create_new_loop_guard): Same.
4475 (find_cloog_iv_in_expr): Removed.
4476 (compute_cloog_iv_types_1): Removed.
4477 (compute_cloog_iv_types): Removed.
4478 (gloog): Do not call compute_cloog_iv_types.
4479 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4481 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4482 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4483 (GBB_CLOOG_IV_TYPES): Removed.
4485 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4487 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4488 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4489 (detect_commutative_reduction): Same.
4491 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4493 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4494 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4496 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4497 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4498 (rewrite_commutative_reductions_out_of_ssa): Same.
4499 * passes.c (execute_function_todo): Call verify_ssa for every pass
4500 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4501 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4502 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4503 with an extra argument.
4504 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4505 verify_ssa only when the extra argument is true.
4506 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4507 with an extra argument.
4508 (tree_transform_and_unroll_loop): Same.
4510 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4512 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4513 for all the passes of the LNO having LOOP_CLOSED_SSA.
4514 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4515 * tree-loop-distribution.c (pass_loop_distribution): Same.
4516 * tree-pass.h (TODO_verify_loops): Removed.
4517 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4519 (pass_tree_unswitch): Same.
4520 (pass_predcom): Same.
4521 (pass_vectorize): Same.
4522 (pass_linear_transform): Same.
4523 (pass_graphite_transforms): Same.
4524 (pass_iv_canon): Same.
4525 (pass_complete_unroll): Same.
4526 (pass_complete_unrolli): Same.
4527 (pass_parallelize_loops): Same.
4528 (pass_loop_prefetch): Same.
4529 (pass_iv_optimize): Same.
4531 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4534 * passes.c (init_optimization_passes): Move pass_lim before
4535 pass_copy_prop and pass_dce_loop.
4537 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4540 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4541 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4542 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4543 MULTI_* defines for 4 argument vpermil2p* builtins.
4545 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4548 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4549 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4550 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4551 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4552 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4553 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4554 Use x86_maybe_negate_const_int to output insn mnemonic.
4555 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4556 check from instruction predicate. Update comments.
4557 * config/i386/sync.md (sync_add<mode>): Use
4558 x86_maybe_negate_const_int to output insn mnemonic.
4560 2010-04-06 Jan Hubicka <jh@suse.cz>
4562 PR tree-optimization/42906
4563 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4564 IGNORE_SELF argument. Set visited_control_parents for fully
4566 (find_obviously_necessary_stmts): Update call of
4567 mark_control_dependent_edges_necessary.
4568 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4570 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.md: Remove comment about 'e' and 'E'
4575 2010-04-06 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/43627
4578 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4579 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4582 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4584 * BASE-VER: Change to 4.6.0.
4587 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4590 2010-04-06 Richard Guenther <rguenther@suse.de>
4593 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4595 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4597 * doc/invoke.texi (Optimize Options): Document that LTO
4598 won't remove object access purely due to incompatible
4601 2010-04-04 Matthias Klose <doko@ubuntu.com>
4603 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4604 Initialize variable.
4606 2010-04-03 Richard Guenther <rguenther@suse.de>
4609 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4610 require a non-NULL MEM_OFFSET.
4612 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4614 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4615 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4616 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4617 config/alpha/predicates.md, config/arm/arm.md,
4618 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4619 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4620 config/darwin9.h, config/darwin.c, config/darwin.h,
4621 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4622 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4623 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4624 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4625 config/mips/mips.md, config/mn10300/mn10300.c,
4626 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4627 config/rs6000/aix.h, config/rs6000/dfp.md,
4628 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4629 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4630 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4631 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4632 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4633 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4634 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4635 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4636 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4637 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4638 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4639 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4640 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4641 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4642 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4643 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4644 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4645 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4646 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4647 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4648 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4649 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4650 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4651 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4652 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4653 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4654 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4655 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4656 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4657 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4658 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4659 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4660 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4661 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4662 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4663 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4665 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4668 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4669 * aclocal.m4: Regenerate.
4671 2010-04-02 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/43629
4674 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4675 if we have seen a constant value.
4677 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4679 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4681 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4684 * arm.c (legitimize_tls_address): Adjust call to
4685 gen_tls_load_dot_plus_four.
4686 (arm_note_pic_base): New function.
4687 (arm_cannot_copy_insn_p): Use it.
4688 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4691 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4696 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4698 * Makefile.in ($(out_object_file)): Depend on
4699 gt-$(basename $(notdir $(out_file))).h.
4701 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4703 * config.gcc (lm32-*-rtems*): Add t-lm32.
4705 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4707 * config.gcc: Add lm32-*-rtems*.
4708 * config/lm32/rtems.h: New file.
4710 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4713 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4715 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4717 * dwarf2out.c (output_compilation_unit_header): For
4718 -gdwarf-4 use version 4 instead of version 3.
4719 (output_line_info): For version 4 and above emit additional
4720 maximum ops per insn header field.
4721 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4723 * dwarf2out.c (is_c_family, is_java): Remove.
4724 (lower_bound_default): New function.
4725 (add_bound_info, gen_descr_array_type_die): Use it.
4727 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4730 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4731 re-declaration when it happens in a function.
4733 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4735 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4736 (cgraph_remove_function_insertion_hook): Same.
4737 (cgraph_call_function_insertion_hooks): Same.
4739 2010-04-01 Richard Guenther <rguenther@suse.de>
4742 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4743 and TREE_THIS_VOLATILE.
4744 (copy_ref_info): Likewise.
4745 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4746 * tree.c (build6_stat): Ignore side-effects of all but arg5
4747 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4750 2010-04-01 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/43607
4753 * ipa-type-escape.c (check_call): Do not access non-existing
4756 2010-04-01 Richard Guenther <rguenther@suse.de>
4760 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4761 Jack Howarth <howarth@bromo.med.uc.edu>
4763 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4766 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * doc/install.texi (Prerequisites): Document libelf usability on
4769 IRIX 5/6 and Solaris 2.
4770 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4771 Update GNU as, GNU ld requirements.
4772 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4773 Document Sun Studio compiler download.
4774 Update and simplify as, ld recommendations.
4775 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4777 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4779 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4780 with_tune_32 to pentium4.
4782 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4784 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4786 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4788 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4789 obsoletion, removal.
4791 Document GNU as requirement.
4792 Update configure requirements.
4793 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4794 Recomment IRIX 6.5.18+.
4795 Document IDF/IDL requirement.
4796 Document GNU as requirement.
4797 Document GNU ld bootstrap failure.
4798 Remove freeware.sgi.com reference.
4800 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4802 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4803 UNIX V4.0, V5.0 obsoletion, removal.
4804 Remove --with-gc=simple reference.
4805 Update VM requirements during bootstrap.
4806 Remove -oldas bootstrap description.
4807 Update binutils reference.
4808 Remove comparison failure note.
4810 2010-03-31 Richard Guenther <rguenther@suse.de>
4811 Zdenek Dvorak <ook@ucw.cz>
4812 Sebastian Pop <sebastian.pop@amd.com>
4815 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4816 with multiple arguments.
4817 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4819 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4821 * graphite-dependences.c (print_pddr): Call print_pdr with an
4823 * graphite-poly.c (debug_pdr): Add an extra argument for the
4826 (print_pbb_domain): Same.
4828 (print_scop_context): Same.
4830 (print_cloog): Same.
4831 (debug_pbb_domain): Same.
4835 (debug_scop_context): Same.
4837 (debug_cloog): Same.
4838 (print_scop_params): Same.
4839 (debug_scop_params): Same.
4840 (print_iteration_domain): Same.
4841 (print_iteration_domains): Same.
4842 (debug_iteration_domain): Same.
4843 (debug_iteration_domains): Same.
4844 (print_scattering_function): Same.
4845 (print_scattering_functions): Same.
4846 (debug_scattering_function): Same.
4847 (debug_scattering_functions): Same.
4848 * graphite-poly.h (debug_pdr): Update declaration.
4850 (print_pbb_domain): Same.
4852 (print_scop_context): Same.
4854 (print_cloog): Same.
4855 (debug_pbb_domain): Same.
4859 (debug_scop_context): Same.
4861 (debug_cloog): Same.
4862 (print_scop_params): Same.
4863 (debug_scop_params): Same.
4864 (print_iteration_domain): Same.
4865 (print_iteration_domains): Same.
4866 (debug_iteration_domain): Same.
4867 (debug_iteration_domains): Same.
4868 (print_scattering_function): Same.
4869 (print_scattering_functions): Same.
4870 (debug_scattering_function): Same.
4871 (debug_scattering_functions): Same.
4873 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4875 * graphite-poly.c (print_scattering_function_1): New.
4876 (print_scattering_function): Call it.
4877 (print_scop_params): Remove spaces at the end of lines.
4880 * graphite-poly.h (print_cloog): Declared.
4881 (debug_cloog): Declared.
4883 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4885 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4887 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4888 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4889 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4890 to switch between adding the IV bump in loop->latch or in loop->header.
4892 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4894 * graphite-poly.c (print_scattering_function): Pretty print following
4897 (print_pbb_domain): Same.
4898 (dump_gbb_cases): Same.
4899 (dump_gbb_conditions): Same.
4902 (print_scop_params): Same.
4903 (print_scop_context): Same.
4905 (print_pbb_body): New.
4906 (lst_indent_to): New.
4907 (print_lst): Start new lines with a #.
4908 * graphite-poly.h (pbb_bb): New.
4909 (pbb_index): Use pbb_bb.
4910 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4912 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4914 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4916 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4917 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4918 and 0 instead of 1 for dw_val_class_flag.
4919 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4920 dw_val_class_range_list, dw_val_class_loc_list,
4921 dw_val_class_lineptr and dw_val_class_macptr, use
4922 DW_FORM_flag_present for dw_val_class_flag and
4923 DW_FORM_exprloc for dw_val_class_loc.
4924 (output_die): For -gdwarf-4 print dw_val_class_loc
4925 size as uleb128 instead of 1 or 2 bytes and don't print
4926 anything for dw_val_class_flag.
4928 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4929 instead of cselib_lookup following by tweaking locs->setting_insn.
4932 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4933 even before returning from label, setjmp call or volatile asm
4936 2010-03-31 Richard Guenther <rguenther@suse.de>
4939 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4940 temporary data on stack.
4942 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4944 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4945 (PUSHSECTION_ASM_OP): Remove.
4946 (POPSECTION_ASM_OP): Remove.
4947 (PUSHSECTION_FORMAT): Remove.
4948 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4949 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4950 * config/sol2.c (solaris_output_init_fini): Use it.
4952 2010-03-31 Jie Zhang <jie@codesourcery.com>
4955 * opt-functions.awk (var_type_struct): Use signed char type
4956 for simple variables.
4958 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4960 * config/sol2.c: Include output.h.
4961 (solaris_assemble_visibility): New function.
4962 * config/t-sol2 (sol2.o): Add output.h dependency.
4963 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4964 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4967 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4970 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4971 V2SImode or XFmode on PRE_DEC.
4974 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4977 2010-03-31 Jie Zhang <jie@codesourcery.com>
4980 * reload.h (caller_save_initialized_p): Declare.
4981 * toplev.c (backend_init_target): Don't call
4982 init_caller_save but set caller_save_initialized_p to false.
4983 * caller-save.c (caller_save_initialized_p): Define.
4984 (init_caller_save): Check caller_save_initialized_p.
4985 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4987 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4990 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4991 and soft-fp/t-softfp to tmake_file.
4992 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4993 (LIBGCC2_TF_CEXT): Define.
4996 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4999 * cselib.c (n_useless_values): Document handling of debug locs.
5000 (n_useless_debug_values, n_debug_values): New variables.
5001 (new_elt_loc_list): Don't add to debug values, keep count.
5002 (promote_debug_loc): New.
5003 (cselib_reset_table): Zero new variables.
5004 (entry_and_rtx_equal_p): Promote debug locs.
5005 (discard_useless_locs): Increment n_useless_debug_values for
5007 (remove_useless_values): Adjust n_useless_values and n_debug_values
5008 with n_useless_debug_values.
5009 (add_mem_for_addr): Promote debug locs.
5010 (cselib_lookup_mem): Likewise.
5011 (cselib_lookup_addr): Renamed to...
5012 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5013 (cselib_log_lookup): ... this. Turn into...
5014 (cselib_lookup_addr): ... new wrapper.
5015 (cselib_lookup_from_insn): New.
5016 (cselib_invalidate_regno): Increment n_useless_debug_values for
5018 (cselib_invalidate_mem): Likewise.
5019 (cselib_process_insn): Take n_deleted and n_debug_values into
5020 account to guard remove_useless_value call.
5021 (cselib_finish): Zero n_useless_debug_values.
5022 * cselib.h (cselib_lookup_from_insn): Declare.
5023 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5024 (sched_analyze_2): Likewise.
5026 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5028 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5030 (adjust_mems): Replace narrowing SUBREG of expression containing
5031 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5032 with operations in the narrower mode.
5035 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5036 regs_invalidated_by_call instead all call_used_reg_set registers.
5038 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5041 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5042 pointer comparisons with types_compatible_p.
5043 * tree-vect-stmts.c (vectorizable_call): Same.
5044 (vectorizable_condition): Same.
5046 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5048 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5049 stack check if the mask would be zero.
5051 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5052 Jack Howarth <howarth@bromo.med.uc.edu>
5054 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5057 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5060 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5062 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5063 Include ___unordxf2 and ___unordtf2.
5064 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5067 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5069 * config/lm32/t-lm32: New file.
5070 * config.gcc: Use the above file when targetting lm32.
5072 2010-03-28 Duncan Sands <baldrick@free.fr>
5074 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5076 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5079 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5080 Improve vectorization cost model diagnostic.
5082 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5085 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5086 compute_data_dependences_for_loop returns false, early exit
5087 and output an extra diagnostic for the failed data reference
5090 2010-03-29 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/43560
5093 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5094 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5096 2010-03-29 Jie Zhang <jie@codesourcery.com>
5099 * toplev.c (process_options): Set optimization_default_node
5100 and optimization_current_node.
5101 * opts.c (decode_options): Don't set optimization_default_node
5102 and optimization_current_node.
5104 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5106 * config/rtems.h: Abandon -qrtems_debug.
5108 2010-03-28 Jan Hubicka <jh@suse.cz>
5110 PR tree-optimization/43505
5111 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5112 map should not be copied.
5114 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5117 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5118 cdtors, set DECL_PRESERVE_P.
5119 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5122 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5124 PR tree-optimization/43528
5125 * stor-layout.c (place_field): Check that constant fits into
5126 unsigned HWI when skipping calculation of MS bitfield layout.
5128 2010-03-27 Jan Hubicka <jh@suse.cz>
5131 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5132 notice_global_symbol work.
5134 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5136 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5137 instead of dwarf2out_decl.
5138 (struct var_loc_node): Remove section_label field.
5139 (dwarf2out_function_decl): New function.
5140 (dwarf2out_var_location): Don't set section_label field.
5141 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5143 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5145 PR tree-optimization/43544
5146 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5147 First argument for builtin vectorized function hook is now a
5148 tree to be able to distinguish between machine specific and
5150 * targhooks.c (default_builtin_vectorized_function): Ditto.
5151 * targhooks.h (default_builtin_vectorized_function): Ditto.
5152 * target.h (struct gcc_target): Ditto.
5153 * tree-vect-stmts.c (vectorizable_function): Ditto.
5154 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5155 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5158 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5161 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5162 nested binding iff it is a FUNCTION_DECL.
5163 (store_parm_decls_newstyle): Pass nested=true to bind for
5164 FUNCTION_DECLs amongst parameters.
5166 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5168 * var-tracking.c (vt_expand_loc_callback): Don't run
5169 cselib_expand_value_rtx_cb in dummy mode if
5170 cselib_dummy_expand_value_rtx_cb returned false.
5172 * var-tracking.c (emit_note_insn_var_location): For one part
5173 notes with offset 0, don't add EXPR_LIST around the location.
5174 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5175 add_location_or_const_value_attribute): Adjust for that change.
5178 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5179 into first operand and location into second.
5180 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5181 dw_cfi_oprnd_loc for DW_CFA_expression.
5182 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5183 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5184 assume first argument is regnum and second argument is location.
5186 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5189 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5190 of scratch register to DImode. Split to DImode comparison operator.
5191 Use SImode subreg of scratch register in the multiplication.
5192 (*cmp_sadd_sidi): Ditto.
5193 (*cmp_ssub_si): Ditto.
5194 (*cmp_ssub_sidi): Ditto.
5196 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5199 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5200 Remove invalid assert and wrong comment.
5202 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5205 * flags.h (final_insns_dump_p): New extern.
5206 * final.c (final_insns_dump_p): New variable.
5207 (rest_of_clean_state): Set it before -fdump-final-insns=
5208 dumping, clear afterwards.
5209 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5210 MEM_ALIAS_SET on MEMs.
5212 2010-03-26 David S. Miller <davem@davemloft.net>
5214 * configure.ac: Fix sparc GOTDATA_OP bug check.
5215 * configure: Rebuild.
5217 2010-03-26 Alan Modra <amodra@gmail.com>
5219 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5221 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5223 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5224 TLS_SECTION_ASM_FLAG.
5226 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5229 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5230 Clear first_function_block_is_cold.
5233 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5234 argument if the argument is truth_value_p.
5236 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5238 * config/rs6000/constraints.md: Update copyright year for my changes.
5241 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5242 used in reg+reg addressing, swap registers.
5244 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5247 * target.h (struct gcc_target): Add code_end hook.
5248 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5250 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5251 * toplev.c (compile_file): Call targetm.asm_out.code_end
5252 hook before unwind info/debug info output.
5253 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5254 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5255 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5256 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5257 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5258 * config/i386/i386.c (ix86_file_end): Renamed to...
5259 (ix86_code_end): ... this. Make static. Don't call
5260 file_end_indicate_exec_stack. Emit unwind info using
5261 final_start_function/final_end_function.
5262 (darwin_x86_file_end): Remove.
5263 (TARGET_ASM_CODE_END): Define.
5264 * config/i386/i386.h (TARGET_ASM_FILE_END,
5265 NEED_INDICATE_EXEC_STACK): Don't define.
5266 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5267 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5268 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5269 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5272 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5273 at the beginning and final_end_function at the end.
5274 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5276 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5278 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5279 and Sun as TLS syntax.
5280 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5281 * configure: Regenerate.
5282 * config.in: Regenerate.
5283 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5284 (default_elf_asm_named_section): Use it.
5285 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5286 (i386_output_dwarf_dtprel): Likewise.
5287 (output_addr_const_extra): Likewise.
5288 (output_pic_addr_const): Lowercase @GOTTPOFF.
5289 (output_addr_const_extra): Likewise.
5290 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5291 (output_addr_const_extra): Likewise.
5292 (output_pic_addr_const): Lowercase @INDNTPOFF.
5293 (output_addr_const_extra): Likewise.
5294 (output_pic_addr_const): Lowercase @NTPOFF.
5295 (output_addr_const_extra): Likewise.
5296 (output_pic_addr_const): Lowercase @TPOFF.
5297 (output_addr_const_extra): Likewise.
5298 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5299 (*tls_global_dynamic_64): Likewise.
5300 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5301 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5303 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5304 (ASM_OUTPUT_TLS_COMMON): Use it.
5305 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5308 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5309 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5310 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5311 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5312 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5313 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5315 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5317 * config/i386/i386.c (override_options): Don't accept
5318 -mtls-dialect=sun any longer.
5319 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5320 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5321 (*tls_local_dynamic_base_32_sun): Likewise.
5322 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5324 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5327 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5328 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5331 * ira.c (adjust_cleared_regs): New function.
5332 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5336 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5338 * expr.c (expand_expr_real): Restore previous
5339 curr_insn_source_location and curr_insn_block after
5340 expand_expr_real_1 call.
5341 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5342 instead of expand_expr_real_1.
5344 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5346 PR rtl-optimization/43413
5347 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5350 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5353 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5354 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5356 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5358 * config/i386/i386.c (ix86_target_string): Add -mfma.
5359 Fix a typo in comment.
5361 2010-03-22 Mike Stump <mikestump@comcast.net>
5364 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5365 Don't overly align based upon packed packed fields.
5367 2010-03-22 Jason Merrill <jason@redhat.com>
5369 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5370 Use () rather than [], and move before the element type.
5372 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5374 * doc/configfiles.texi (Configuration Files): Removed
5375 fixinc/Makefile*, intl/Makefile.*.
5376 * doc/makefile.texi: Fixed markup. Abstract from version
5377 control system used.
5378 (Makefile): Removed obsolete gcc/java/parse.y example.
5379 * doc/sourcebuild.texi: Likewise.
5380 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5381 libgomp, libssp. Removed fastjar.
5382 (Miscellaneous Docs): Clarify location.
5383 Added COPYING3, COPYING3.LIB.
5384 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5386 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5389 * config/i386/i386.c (x86_function_profiler)
5390 [!NO_PROFILE_COUNTERS]: Fix typo.
5391 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5394 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5395 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5397 * doc/sourcebuild.texi (Test Directives): Split into six
5398 subsections, with most of the current text in new subsections
5399 Directives, Selectors, and Final Actions.
5400 (Directives): Split list of test directives into multiple
5402 (Selectors): Describe use and syntax of selectors.
5403 (Effective-Target Keywords): Describe all existing keywords.
5404 (Add Options): Describe features for dg-add-options.
5405 (Require Support): Describe variants of dg-require-support.
5406 (Final Actions): Describe commands to use in dg-final.
5408 2010-03-22 Michael Matz <matz@suse.de>
5411 * recog.c (validate_replace_rtx_group): Replace also in
5412 REG_EQUAL and REG_EQUIV notes.
5414 2010-03-22 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/43390
5417 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5418 sure vector extracts are type correct.
5420 2010-03-22 Richard Guenther <rguenther@suse.de>
5423 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5424 x * sqrt (x) even when optimizing for size if the target
5425 has native support for sqrt.
5427 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5429 * varasm.c (make_decl_rtl_for_debug): Also clear
5430 flag_mudflap for the duration of make_decl_rtl call.
5433 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5434 locs from preserved VALUEs.
5436 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5439 * pa.md (movmemsi): Set align to one if zero.
5440 (movmemdi): Likewise.
5442 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5445 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5446 with their corresponding prologue pushes.
5448 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5451 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5452 at the begining or end.
5453 (spu_expand_epilogue): Likewise.
5455 2010-03-20 Richard Guenther <rguenther@suse.de>
5457 PR rtl-optimization/43438
5458 * combine.c (make_extraction): Properly zero-/sign-extend an
5459 extraction of the low part of a CONST_INT. Also handle
5462 2010-03-19 Mike Stump <mikestump@comcast.net>
5464 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5465 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5466 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5468 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5471 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5474 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5476 PR rtl-optimization/42258
5477 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5478 use that may match DEF.
5481 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5482 the cost of loading the constant rather than assuming
5484 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5485 outer code is AND, do the same tests as the andsi3 expander and
5486 return COSTS_N_INSNS (1) if and is cheap.
5488 * optabs.c (avoid_expensive_constant): Fix formatting.
5490 2010-03-19 Michael Matz <matz@suse.de>
5493 * attribs.c (decl_attributes): When rebuilding a function pointer
5494 type use the same qualifiers as the original pointer type.
5496 2010-03-19 Martin Jambor <mjambor@suse.cz>
5498 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5499 and is_gimple_ip_invariant_address.
5501 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5504 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5506 * config/arm/arm.c (arm_override_options): Turn off
5507 flag_dwarf2_cfi_asm for AAPCS variants.
5509 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5512 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5513 Use PRE_MODIFY instead of PRE_DEC.
5514 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5515 (vfp_emit_fstmd): Likewise.
5517 2010-03-19 Michael Matz <matz@suse.de>
5520 * builtins.c (expand_builtin_interclass_mathfn,
5521 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5524 2010-03-19 Richard Guenther <rguenther@suse.de>
5526 PR tree-optimization/43415
5527 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5528 (phi_translate_1): ... this.
5529 (phi_translate): Move all caching here. Cache all NARY
5530 and REFERENCE translations.
5532 2010-03-19 David S. Miller <davem@davemloft.net>
5534 With help from Eric Botcazou.
5535 * config/sparc/sparc.c: Include dwarf2out.h.
5536 (emit_pic_helper): Delete.
5537 (pic_helper_symbol_name): Delete.
5538 (pic_helper_emitted_p): Delete.
5539 (pic_helper_needed): New.
5540 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5541 (get_pc_thunk_name): New.
5542 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5543 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5544 Set pic_helper_needed to true. Don't call emit_pic_helper.
5545 (sparc_expand_prologue): Update load_pic_register call.
5546 (sparc_output_mi_thunk): Likewise.
5547 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5548 thunk if possible. Output CFI information as needed.
5550 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5551 Jack Howarth <howarth@bromo.med.uc.edu>
5554 * config/i386/i386.h: Fix ABI on darwin x86-32.
5556 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5558 * tree.h: Declare make_decl_rtl_for_debug.
5559 * varasm.c (make_decl_rtl_for_debug): New.
5560 * dwarf2out.c (rtl_for_decl_location): Call it.
5561 * cfgexpand.c (expand_debug_expr): Call it.
5563 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5566 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5570 * var-tracking.c (vt_init_cfa_base): Do nothing if
5571 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5573 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5576 * var-tracking.c (canonicalize_vars_star): New.
5577 (dataflow_post_merge_adjust): Use it.
5579 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5582 * var-tracking.c (non_suitable_const): New function.
5583 (add_uses): For DEBUG_INSNs with constants, don't record any
5584 value, instead just the constant value itself.
5585 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5586 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5587 (emit_notes_in_bb): Likewise.
5588 (emit_note_insn_var_location): For onepart variables if
5589 cur_loc is a VOIDmode constant, use DECL_MODE.
5591 2010-03-18 Martin Jambor <mjambor@suse.cz>
5594 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5595 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5596 all non-clones. Moved call redirection...
5597 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5598 (cgraph_materialize_all_clones): Dispose of all
5599 combined_args_to_skip bitmaps.
5600 (verify_cgraph_node): Do not check for edges pointing to wrong
5601 nodes in inline clones.
5602 * tree-inline.c (copy_bb): Call
5603 cgraph_redirect_edge_call_stmt_to_callee.
5604 * ipa.c (cgraph_remove_unreachable_nodes): Call
5605 cgraph_node_remove_callees even when there are used clones.
5607 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5609 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5611 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5614 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5617 2010-03-18 Michael Matz <matz@suse.de>
5620 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5621 into sqrt(x) if we need to preserve signed zeros.
5623 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5624 Eric Botcazou <ebotcazou@adacore.com>
5626 PR rtl-optimization/43360
5627 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5628 note if we don't know its invariant status.
5630 2010-03-18 Michael Matz <matz@suse.de>
5632 PR tree-optimization/43402
5633 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5634 PHI chains of ssa names registered for update.
5636 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5639 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5640 non-offsettable and pre_modify update addressing.
5641 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5642 and "2" alternatives "#".
5643 (*movdd_softfloat32): Make all alternatives "#";
5644 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5645 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5646 (*movdf_softfloat32): Make all alternatives "#";
5647 (movdi): Use the new DIFD mode iterator to create a common splitter
5648 for movdi, movdf and movdd patterns.
5650 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5652 * common.opt (dumpdir): Remove redundant tab.
5654 2010-03-17 Martin Jambor <mjambor@suse.cz>
5656 PR tree-optimization/43347
5657 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5658 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5660 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5662 PR rtl-optimization/42216
5663 * regrename.c (create_new_chain): New function, broken out from...
5664 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5665 appending a use to an empty chain.
5666 (build_def_use): Remove previous changes that convert OP_INOUT to
5667 OP_OUT operands; instead detect the case where an OP_INOUT operand
5668 uses a previously untracked register and create an empty chain for it.
5670 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5672 * doc/extend.texi (Function Attributes): Rewrite unfinished
5673 sentence in ms_abi documentation.
5675 2010-03-17 Alan Modra <amodra@gmail.com>
5677 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5678 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5679 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5680 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5682 2010-03-16 Richard Henderson <rth@redhat.com>
5685 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5686 (lower_try_finally): Save and restore eh_seq around the expansion
5689 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5691 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5692 statements before splitting block.
5694 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5696 * doc/sourcebuild.texi (Testsuites): Fix markup.
5697 Use pathnames relative to gcc/testsuite.
5698 (Test Directives): Move description of how timeout is determined.
5699 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5700 (C Tests): Correct gcc.misc-tests directory.
5701 Framework tests now live in gcc.test-framework.
5703 2010-03-16 Richard Guenther <rguenther@suse.de>
5706 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5707 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5709 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5710 Alexandre Oliva <aoliva@redhat.com>
5712 PR tree-optimization/42917
5713 * lambda-code.c (remove_iv): Skip debug statements.
5714 (lambda_loopnest_to_gcc_loopnest): Likewise.
5715 (not_interesting_stmt): Debug statements are not interesting.
5717 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5721 * cselib.c (cselib_preserve_constants,
5722 cfa_base_preserved_val): New static variables.
5723 (preserve_only_constants): New function.
5724 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5725 clear its REG_VALUES. If cselib_preserve_constants, don't
5726 empty the whole hash table, but preserve there VALUEs with constants,
5727 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5728 (cselib_preserve_cfa_base_value): New function.
5729 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5730 (cselib_init): Change argument to int bitfield. Set
5731 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5733 (cselib_finish): Clear cselib_preserve_constants and
5734 cfa_base_preserved_val.
5735 * cselib.h (enum cselib_record_what): New enum.
5736 (cselib_init): Change argument to int.
5737 (cselib_preserve_cfa_base_value): New prototype.
5738 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5739 * dse.c (dse_step1): Likewise.
5740 * cfgcleanup.c (thread_jump): Likewise.
5741 * sched-deps.c (sched_analyze): Likewise.
5742 * gcse.c (local_cprop_pass): Likewise.
5743 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5744 If FN is non-NULL, call the callback always and whenever it returns
5745 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5746 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5747 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5748 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5749 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5750 * var-tracking.c: Include recog.h.
5751 (bb_stack_adjust_offset): Remove.
5752 (vt_stack_adjustments): Don't call it, instead just gather the
5753 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5754 (adjust_stack_reference): Remove.
5755 (compute_cfa_pointer): New function.
5756 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5757 (struct adjust_mem_data): New type.
5758 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5760 (get_address_mode): New function.
5761 (replace_expr_with_values): Use it.
5762 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5763 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5764 (adjust_sets): Remove.
5765 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5766 Use get_address_mode.
5767 (get_adjusted_src): Remove.
5768 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5769 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5770 (add_with_sets): Don't call adjust_sets.
5771 (fp_setter, vt_init_cfa_base): New functions.
5772 (vt_initialize): Change return type to bool. Move most of pool etc.
5773 initialization to the beginning of the function from end. Pass
5774 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5775 If !frame_pointer_needed, call vt_stack_adjustment before mos
5776 vector is filled, call vt_init_cfa_base if argp/framep has been
5777 eliminated to sp. If frame_pointer_needed and argp/framep has
5778 been eliminated to hard frame pointer, set
5779 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5780 encountering fp setter in the prologue. For MO_ADJUST, call
5781 log_op_type before pusing the op into mos vector, not afterwards.
5782 Call adjust_insn before cselib_process_insn/add_with_sets,
5783 call cancel_changes (0) afterwards.
5784 (variable_tracking_main_1): Adjust for vt_initialize calling
5785 vt_stack_adjustments and returning whether it succeeded or not.
5787 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5789 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5792 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5794 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5796 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5797 drap_reg has not been set.
5799 2010-03-15 Michael Matz <matz@suse.de>
5802 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5803 use it to expand block copies.
5804 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5805 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5806 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5808 2010-03-15 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/43367
5811 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5814 2010-03-15 Richard Guenther <rguenther@suse.de>
5816 PR tree-optimization/43317
5817 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5819 2010-03-15 Martin Jambor <mjambor@suse.cz>
5821 PR tree-optimization/43141
5822 * tree-sra.c (create_abstract_origin): New function.
5823 (modify_function): Call create_abstract_origin.
5825 2010-03-15 Chris Demetriou <cgd@google.com>
5827 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5833 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5834 call insert_out_of_ssa_copy for default definitions.
5836 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5838 * graphite-clast-to-gimple.c (my_long_long): Defined.
5839 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5840 * graphite-sese-to-poly.c (my_long_long): Defined.
5841 (scop_ivs_can_be_represented): Use it.
5843 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5845 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5846 graphite-max-bbs-per-function, and loop-block-tile-size.
5847 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5849 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5851 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5853 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5854 forward declaration.
5855 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5856 (add_upper_bounds_from_estimated_nit): New.
5857 (build_loop_iteration_domains): Use it.
5859 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5861 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5866 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5867 should be an INTEGER_CST. Also handle CASE_CONVERT.
5869 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5871 * graphite.c (graphite_initialize): To bound the number of bbs per
5872 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5873 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5874 * doc/invoke.texi: Document it.
5876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5878 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5879 * graphite-sese-to-poly.h (build_poly_scop): Same.
5881 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5883 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5884 the number of parameters in the scop. Use as an upper bound
5885 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5886 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5887 * doc/invoke.texi: Document it.
5889 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5891 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5892 * doc/c-tree.texi: Remove.
5893 * doc/generic.texi: Merge c-tree.texi here.
5894 * doc/gccint.texi (Trees): Remove menu entry.
5895 (c-tree.texi): Remove @include.
5896 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5897 * doc/languages.texi (Reading RTL): Ditto.
5899 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5902 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5904 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5907 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5908 code added to work around reload clobbering CONST insns.
5910 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5912 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5913 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5914 (cselib_preserve_only_values): Remove retain argument, don't
5915 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5916 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5917 * var-tracking.c (micro_operation): Move insn field before union.
5918 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5919 (struct variable_tracking_info_def): Remove n_mos field, change
5920 mos into a vector of micro_operations.
5921 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5922 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5923 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5924 changing into a vector.
5925 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5926 come before all other uops generated by add_stores.
5927 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5929 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5930 a vector. Run just one pass over the bbs instead of separate counting
5931 and computation phase.
5932 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5935 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5936 into *nonlocalized_list vector.
5937 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5938 even if origin is non-NULL.
5939 (gen_variable_die): Likewise.
5940 (process_scope_var): Don't change origin.
5941 (gen_decl_die): Likewise.
5942 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5943 before adding new edges instead of after it, fix moving over
5946 2010-03-11 David S. Miller <davem@davemloft.net>
5948 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5950 * configure: Rebuild.
5952 2010-03-11 Martin Jambor <mjambor@suse.cz>
5954 PR tree-optimization/43257
5955 * tree.c (assign_assembler_name_if_neeeded): New function.
5956 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5958 * tree.h (assign_assembler_name_if_neeeded): Declare.
5959 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5960 the function if needed.
5962 2010-03-11 Chris Demetriou <cgd@google.com>
5964 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5965 include/stdint-gcc.h, and include/stdint.h world-readable.
5967 2010-03-11 Richard Guenther <rguenther@suse.de>
5969 PR tree-optimization/43255
5970 * tree-vrp.c (process_assert_insertions_for): Do not insert
5971 asserts for trivial conditions.
5973 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5975 PR tree-optimization/43280
5976 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5977 generation. Move calculation of size out of the if branch.
5978 (find_bswap): Modify compare number generation.
5980 2010-03-11 Richard Guenther <rguenther@suse.de>
5983 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5984 (input_gimple_stmt): Fixup handled component types during
5985 operand read. Also fix up decls in ADDR_EXPRs.
5987 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5989 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5990 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5992 2010-03-10 Jan Hubicka <jh@suse.cz>
5995 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5996 * varasm.c (get_variable_section): Don't do that here...
5997 (make_decl_rtl): ... and here.
5998 (do_assemble_alias): Produce decl RTL.
5999 (assemble_alias): Likewise.
6001 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6004 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6005 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6007 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6008 (based_loc_descr): Only express drap or vdrap regno based expressions
6009 using DW_OP_fbreg when not optimizing.
6010 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6011 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6012 REG_CFA_SET_VDRAP note.
6014 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6016 PR tree-optimization/43236
6017 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6018 error in calculation of base address in reverse iteration case.
6019 (generate_builtin): Take number of latch executions if the statement
6022 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6025 * tree-eh.c: Include pointer-set.h.
6026 (lower_eh_dispatch): Filter out duplicate case labels and
6027 remove the unneeded edge when the label is unused. Return
6028 true when some edges are removed.
6029 (execute_lower_eh_dispatch): When any lowering resulted in
6030 removing an edge, also delete unreachable blocks.
6032 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6035 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6036 UNSPEC_MACHOPIC_OFFSET.
6038 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6041 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6042 (m68k_delegitimize_address): New function.
6044 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6047 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6050 * var-tracking.c (adjust_sets): New function.
6051 (count_with_sets, add_with_sets): Use it.
6052 (get_adjusted_src): New inline function.
6053 (add_stores): Use it.
6056 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6057 call cselib_dummy_expand_value_rtx_cb instead of
6058 cselib_expand_value_rtx_cb.
6061 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6062 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6063 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6064 and .cfi_endproc around the pic thunks.
6065 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6066 all queued unwind info register saves are saved before the call.
6067 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6068 considered as sp-=4 for unwind info and the pop as sp+=4 which
6069 also clobbers dest, but doesn't actually restore it.
6072 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6073 RTX_FRAME_RELATED_P.
6075 2010-03-09 Jie Zhang <jie@codesourcery.com>
6077 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6078 whitespaces in output template.
6080 2010-03-09 Jie Zhang <jie@codesourcery.com>
6082 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6085 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6087 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6088 builtins.exp in a separate job.
6090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6092 * graphite-sese-to-poly.c (add_param_constraints): Use
6093 lower_bound_in_type and upper_bound_in_type.
6095 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6097 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6098 instead of unsigned_type_node.
6100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6101 Reza Yazdani <reza.yazdani@amd.com>
6104 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6105 on pointer type parameters.
6107 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6111 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6112 handle conversions from pointer to integers.
6113 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6114 induction variable, to be able to work with code generated by CLooG.
6115 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6116 (build_poly_scop): Bail out if we cannot codegen a loop.
6118 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6120 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6121 code generation with gloog_error.
6123 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6125 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6126 Call fold_convert on all the returned values.
6127 (expand_scalar_variables_expr): Pass to
6128 expand_scalar_variables_ssa_name the type of the resulting expression.
6130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6133 ppl_min_for_le_pointset.
6134 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6135 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6139 * graphite-dependences.c (map_into_dep_poly): Removed.
6140 (dependence_polyhedron_1): Use combine_context_id_scat.
6142 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6144 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6145 (struct poly_bb): Same.
6146 (combine_context_id_scat): New.
6148 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6151 * sese.c (name_defined_in_loop_p): Return false for default
6154 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6156 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6157 and clean up the logic.
6159 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6161 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6164 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6166 * var-tracking.c (remove_cselib_value_chains): Define only for
6168 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6169 delete_slot_part, emit_notes_for_differences_1): Don't call
6170 remove_cselib_value_chains here.
6171 (set_slot_part, emit_notes_for_differences_2): Don't call
6172 add_cselib_value_chains here.
6173 (preserved_values): New vector.
6174 (preserve_value): New function.
6175 (add_uses, add_stores, vt_add_function_parameters): Use it
6176 instead of cselib_preserve_value.
6177 (changed_values_stack): New vector.
6178 (check_changed_vars_0): New function.
6179 (check_changed_vars_1, check_changed_vars_2): Use it.
6180 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6181 changed_values_stack VALUEs.
6182 (vt_emit_notes): For all preserved_values call
6183 add_cselib_value_chains. If ENABLE_CHECKING call
6184 remove_cselib_value_chains before verifying value_chains is empty.
6185 Initialize and free changed_values_stack.
6186 (vt_initialize): Initialize preserved_values.
6187 (vt_finalize): Free preserved_values.
6189 2010-03-08 Richard Guenther <rguenther@suse.de>
6191 PR tree-optimization/43269
6192 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6195 2010-03-08 Martin Jambor <mjambor@suse.cz>
6197 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6198 (ipa_is_param_called): Removed.
6199 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6200 (ipa_print_node_params): Do not print the called flag.
6201 (ipa_write_node_info): Do not stream the called flag.
6202 (ipa_read_node_info): Likewise.
6204 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6207 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6208 * cselib.c (struct expand_value_data): Add dummy field.
6209 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6211 (cselib_dummy_expand_value_rtx_cb): New function.
6212 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6214 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6215 * var-tracking.c: Include pointer-set.h.
6216 (variable): Change n_var_parts to char from int. Add
6217 cur_loc_changed and in_changed_variables fields.
6218 (variable_canonicalize): Remove.
6219 (shared_var_p): New inline function.
6220 (unshare_variable): Maintain cur_loc_changed and
6221 in_changed_variables fields. If var was in changed_variables,
6222 replace it there with new_var. Just copy cur_loc instead of
6223 resetting it to something else.
6224 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6225 (dataflow_set_union): Don't call variable_canonicalize.
6226 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6227 of their DEBUG_EXPR_TREE_DECLs.
6228 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6229 and in_changed_variables and cur_loc_changed is false.
6230 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6231 and cur_loc_changed. Don't update cur_loc here.
6232 (variable_merge_over_src): Don't call variable_canonicalize.
6233 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6234 removing loc that is equal to cur_loc, clear cur_loc,
6235 set cur_loc_changed and ensure variable_was_changed is called.
6236 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6237 compare pointers in cur_loc check, if it is equal to loc,
6238 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6239 (variable_different_p): Remove compare_current_location argument,
6240 don't compare cur_loc.
6241 (dataflow_set_different_1): Adjust variable_different_p caller.
6242 (variable_was_changed): If dv had some var in changed_variables
6243 already, reset in_changed_variables flag for it and propagate
6244 cur_loc_changed over to the new variable. On empty var
6245 always set cur_loc_changed. Set in_changed_variables on whatever
6246 var is added to changed_variables.
6247 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6248 Use shared_var_p. When removing loc that is equal to cur_loc,
6249 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6250 end, don't set it to something else, just call variable_was_changed.
6251 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6252 loc being removed, clear cur_loc and set cur_loc_changed.
6253 Set cur_loc_changed if all locations have been removed.
6254 (struct expand_loc_callback_data): New type.
6255 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6256 allocated. Always create SUBREGs if simplify_subreg failed.
6257 Prefer to use cur_loc, when that fails and still in
6258 changed_variables (and seen first time) recompute it. Set
6259 cur_loc_changed of variables which had to change cur_loc and
6260 compute elcd->cur_loc_changed if any of the subexpressions used
6261 had to change cur_loc.
6262 (vt_expand_loc): Adjust to pass arguments in
6263 expand_loc_callback_data structure.
6264 (vt_expand_loc_dummy): New function.
6265 (emitted_notes): New variable.
6266 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6267 that weren't used for any other decl in current
6268 emit_notes_for_changes call call vt_expand_loc_dummy to update
6269 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6270 first loc_chain location if NULL before. Always use just
6271 cur_loc instead of first loc_chain location. When cur_loc_changed
6272 is false, when not --enable-checking=rtl just don't emit any note.
6273 When rtl checking, compute the note and assert it is the same
6274 as previous note. Clear cur_loc_changed and in_changed_variables
6275 at the end before removing from changed_variables.
6276 (check_changed_vars_3): New function.
6277 (emit_notes_for_changes): Traverse changed_vars to call
6278 check_changed_vars_3 on each changed var.
6279 (emit_notes_for_differences_1): Clear cur_loc_changed and
6280 in_changed_variables. Recompute cur_loc of new_var.
6281 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6282 (vt_emit_notes): Initialize and destroy emitted_notes.
6284 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6286 PR rtl-optimization/42220
6287 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6288 Use verify_reg_tracked to determine if we should use OP_OUT rather
6290 (build_def_use): If we see an in-out operand for a register that we
6291 know nothing about, treat is an output if possible, fail the block if
6294 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6297 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6300 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6303 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6304 uses of relevant DEFs that are dead outside the loop too.
6306 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6308 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6310 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6312 * var-tracking.c (values_to_unmark): New variable.
6313 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6314 values_to_unmark vector. Moved body to...
6315 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6316 instead queue it into values_to_unmark vector.
6317 (vt_find_locations): Free values_to_unmark vector.
6319 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6321 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6322 (site.exp): Export them when plugins are enabled.
6324 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6327 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6329 (chrec_fold_multiply): Same.
6331 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6334 * c-decl.c (build_compound_literal): Return early if init is
6337 2010-03-04 Martin Jambor <mjambor@suse.cz>
6339 PR tree-optimization/43164
6340 PR tree-optimization/43191
6341 * tree-sra.c (type_consists_of_records_p): Reject records with
6342 zero-size bit-fields at the end.
6344 2010-03-04 Mike Stump <mikestump@comcast.net>
6346 * Makefile.in (TAGS): Remove *.y.
6348 2010-03-04 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/40761
6351 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6353 (my_rev_post_order_compute): New function.
6354 (init_pre): Call it.
6356 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6359 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6360 decrease the cost of an IV candidate when the cost is infinite.
6362 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6364 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6365 Use '3DNow!' for the extension of that name, ensure normal space
6367 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6369 2010-03-03 Jeff Law <law@redhat.com>
6371 * PR middle-end/32693
6372 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6373 than gen_rtx_SUBREG.
6374 (extract_bit_field_1): Likewise.
6376 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6378 * doc/sourcebuild.texi (Test directives): Document that arguments
6379 include-opts and exclude-opts are now optional for dg-skip-if,
6380 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6382 2010-03-03 Jason Merrill <jason@redhat.com>
6385 * cgraph.h (varpool_node): Add extra_name field.
6386 * varpool.c (varpool_extra_name_alias): New.
6387 (varpool_assemble_decl): Emit extra name aliases.
6388 (varpool_mark_needed_node): Look past an extra name alias.
6389 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6390 * lto-streamer-in.c (lto_input_tree): Read it.
6391 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6393 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6395 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6396 (sparc*-*-solaris2*): ...this.
6398 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6401 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6402 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6403 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6404 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6407 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6408 fallthrough to default handling, just with want_address 0 instead of 2.
6409 For single element lists, add_AT_loc directly, otherwise create an
6410 artificial variable DIE and stick location list to it.
6413 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6414 (VAL_EXPR_HAS_REVERSE): Define.
6415 (reverse_op): New function.
6416 (add_stores): For reversible operations add an extra MO_VAL_USE.
6418 2010-03-02 Jason Merrill <jason@redhat.com>
6420 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6422 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6424 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6425 (sparc64-*-linux*): Likewise.
6426 (sparc64-*-solaris2*): Include assembler files before linker ones.
6427 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6428 * config/sparc/gas.h: Delete.
6429 * config/sparc/sol2-64.h: Add copyright notice.
6430 * config/sparc/sol2-gas-bi.h: Likewise.
6431 * config/sparc/sol2-gld.h: Likewise.
6432 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6433 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6434 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6435 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6436 (sparc_elf_asm_named_section): Rename into...
6437 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6439 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6441 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6443 2010-03-02 Jeff Law <law@redhat.com>
6446 * reload1.c (rtx_p, substitute_stack): Declare.
6447 (substitute): Record addresses of changed rtxs.
6448 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6449 Restore the original rtx when complete.
6450 (reload): Free subsitute_stack when complete.
6452 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6454 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6455 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6457 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6458 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6459 Torture Tests): Change from subsection to section.
6461 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6462 Steven Bosscher <steven@gcc.gnu.org>
6464 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6467 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6470 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6471 the assignment from the new induction variable to the assignment
6472 of the value from the original loop PHI function.
6474 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6475 Daniel Jacobowitz <dan@codesourcery.com>
6477 * doc/sourcebuild.texi (Test directives): Clarify options to
6480 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6482 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6483 Disable cfi directives unless GCC and gas agree on using read-only
6484 .eh_frame sections for 64-bit.
6485 * configure: Regenerate.
6487 2010-03-01 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/43220
6490 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6491 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6493 2010-03-01 Richard Guenther <rguenther@suse.de>
6494 Martin Jambor <mjambor@suse.cz>
6497 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6498 gimplified parameters.
6500 2010-03-01 Christian Bruel <christian.bruel@st.com>
6502 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6504 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6506 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6508 2010-03-01 Richard Guenther <rguenther@suse.de>
6511 * expr.c (expand_assignment): Use the alias-oracle to tell
6512 if the rhs aliases the result decl.
6514 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6517 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6518 to sol_gt_pch_get_address.
6519 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6520 64-bit, SPARC and x86.
6521 (sol_gt_pch_get_address): New function.
6523 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6525 * toplev.h (inform_n, error_n): Declare.
6526 * diagnostic.c (inform_n, error_n): New function.
6528 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6530 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6531 has no rtl yet when processing local_decls, queue it and recheck
6532 if deferred stack allocation hasn't assigned it rtl.
6534 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6536 * config/sh/sh.c (unspec_bbr_uid): New.
6537 (gen_block_redirect): Use it instead of INSN_UID.
6538 (gen_far_branch): Likewise.
6540 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6542 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6543 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6545 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6547 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6548 (Warning Options): -Wno-conversion-null is valid for
6549 Objective-C++ as well.
6550 * doc/tm.texi (Named Address Spaces): Likewise.
6551 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6552 * doc/tree-ssa.texi (Tree SSA): Likewise.
6554 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6557 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6558 by default. Don't set the default arch for
6559 i[34567]86-*-darwin*|x86_64-*-darwin*.
6561 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6564 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6565 default. Set the default 32bit/64bit archs with $with_arch
6566 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6568 2010-02-27 Richard Guenther <rguenther@suse.de>
6570 PR tree-optimization/43186
6571 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6572 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6573 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6574 unroller iterations.
6576 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6578 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6579 required and i[34567]86-*-* targets don't support 64bit ISA.
6581 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6584 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6587 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6589 * config.gcc: Set the default arch at least to Prescott for
6590 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6591 if SSE math is enabled.
6593 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6595 * diagnostic.c (diagnostic_initialize): Update.
6596 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6598 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6599 (diagnostic_inhibit_notes): New.
6600 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6602 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6605 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6606 * doc/standards.texi: Likewise.
6607 * doc/extend.texi: Likewise.
6608 * doc/trouble.texi: Likewise.
6609 * doc/cppopts.texi: Likewise.
6610 * doc/install.texi: Likewise.
6611 * c.opt (std=c90,std=gnu90): New options.
6612 * c-opts.c (c_common_handle_option): Handle them.
6614 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6617 * c-decl.c (undeclared_variable): Use an informative note.
6619 2010-02-26 Richard Guenther <rguenther@suse.de>
6621 PR tree-optimization/43186
6622 * gimple.h (gimple_fold): Remove.
6623 * gimple.c (gimple_fold): Remove. Inline into single user ...
6624 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6625 Try harder for conditions.
6627 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6630 * function.c (used_types_insert): Don't skip through named pointer
6631 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6632 and it is different from the main variant's type.
6634 2010-02-26 Nick Clifton <nickc@redhat.com>
6636 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6638 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6640 * config.gcc: Support --with-fpmath=sse for x86.
6642 * config/i386/ssemath.h: New.
6644 * doc/install.texi (--with-fpmath=sse): Documented.
6646 2010-02-26 Richard Guenther <rguenther@suse.de>
6648 PR tree-optimization/43188
6649 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6650 vector types of over-aligned element type.
6652 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6655 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6656 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6658 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6660 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6662 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6664 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6665 * var-tracking.c: Include diagnostic.h.
6666 (debug_dv): New function.
6667 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6670 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6671 (add_value_chain, add_value_chains, remove_value_chain,
6672 remove_value_chains): Handle DEBUG_EXPRs.
6673 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6676 * regcprop.c (struct queued_debug_insn_change): New type.
6677 (struct value_data_entry): Add debug_insn_changes field.
6678 (struct value_data): Add n_debug_insn_changes field.
6679 (debug_insn_changes_pool): New variable.
6680 (free_debug_insn_changes, apply_debug_insn_changes,
6681 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6682 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6683 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6685 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6687 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6688 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6689 changes, call cprop_find_used_regs via note_stores.
6690 (copyprop_hardreg_forward): When copying vd from predecessor
6691 which has any queued DEBUG_INSN changes, make sure the pointers are
6692 cleared. At the end call df_analyze and then if there are any
6693 DEBUG_INSN changes queued at the end of some basic block for still
6694 live registers, apply them.
6695 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6697 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6699 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6702 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6704 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6705 targets. Set the default with_cpu/with_arch from arch/cpu.
6706 Allow x86-64 and native for with_cpu/with_arch.
6708 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6710 * ebitmap.c: Change calls to verify_popcount with calls to
6711 sbitmap_verify_popcount.
6712 (ebitmap_clear_bit): Fixed map->cacheindex test and
6713 map>cache update when bit clearing results in an empty
6716 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6719 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6720 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6721 and support both V2DF and V2DI modes.
6722 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6723 support both V2DF and V2DI modes.
6724 (general): Delete trailing whitespace from a few patterns.
6726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6727 V2DF/V2DI interleave high/low builtins.
6729 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6732 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6733 interleave high/low functions.
6735 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6737 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6738 #pragma extern_prefix.
6740 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6743 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6744 BLKmode, assert op0 is a MEM and just adjust its mode.
6747 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6748 if bitpos isn't multiple of mode's bitsize.
6750 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6752 * c.opt (-ftemplate-depth=): New.
6753 (-ftemplate-depth-): Deprecate.
6754 * optc-gen.awk: Handle -ftemplate-depth=.
6755 * opth-gen.awk: Likewise.
6756 * c-opts.c (c_common_handle_option): Likewise.
6757 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6759 2010-02-24 Jason Merrill <jason@redhat.com>
6761 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6763 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6765 * cfg.c (alloc_aux_for_block): Remove inline.
6766 (alloc_aux_for_edge): Likewise.
6768 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6770 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6772 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6774 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6775 * config/i386/sol2-gas.h: New file.
6776 * config.gcc (i[34567]86-*-solaris2*): Use it.
6778 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6781 * c-typeck.c (ep_convert_and_check): New.
6782 (build_conditional_expr): Use it.
6783 (build_binary_op): Likewise.
6785 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6787 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6790 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6791 bounds even for -O+.
6792 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6793 expr needs to have DECL_NAME set.
6795 2010-02-24 Nick Clifton <nickc@redhat.com>
6797 * config/mep/mep.c: Include gimple.h.
6798 (mep_function_uses_sp): Delete unused function.
6799 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6800 parameters. Use unsigned integers to count args. Return a
6801 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6803 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6806 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6807 greater or equal to nelt instead of 2 * nelt.
6808 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6811 2010-02-23 Jason Merrill <jason@redhat.com>
6814 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6815 in cfun->local_decls even if they have register types.
6818 * stor-layout.c (place_field): Don't warn about unnecessary
6819 DECL_PACKED if the type is packed.
6821 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6824 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6825 GOTOFF relocs, even when the base reg isn't pic pointer.
6827 2010-02-23 Michael Matz <matz@suse.de>
6830 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6831 (expand_gimple_basic_block): Generate and use debug temps if there
6832 are debug uses left after the last real use of TERed ssa names.
6833 Unlink debug immediate uses when they are expanded.
6835 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6838 * config/i386/i386.c (override_options): Reorganise to provide
6839 better error messages.
6841 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6844 * graphite-scop-detection.c (create_single_exit_edge): Move
6845 the call to find_single_exit_edge to....
6846 (create_sese_edges): ...here. Don't handle multiple edges
6847 exiting the function.
6848 (build_graphite_scops): Don't handle multiple edges
6849 exiting the function.
6851 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6854 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6855 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6857 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6860 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6862 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6865 * c-typeck.c (convert_arguments): Print declaration location.
6866 * c-common.c (validate_nargs): Rename as
6867 builtin_function_validate_nargs.
6868 (check_builtin_function_arguments): Update.
6870 2010-02-22 Richard Guenther <rguenther@suse.de>
6873 * tree-inline.c (declare_return_variable): Use the type of
6874 the call stmt lhs if available.
6876 2010-02-22 Duncan Sands <baldrick@free.fr>
6878 * passes.c (register_pass): Always consider all pass lists when
6879 ref_pass_instance_number is zero.
6881 2010-02-22 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/42749
6884 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6885 parameter. Do arithmetic in the original type.
6886 (update_accumulator_with_ops): Likewise.
6887 (adjust_accumulator_values): Adjust.
6889 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6891 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6892 (QI to BLKmode splitter): New splitter.
6894 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6896 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6897 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6899 2010-02-22 Richard Guenther <rguenther@suse.de>
6901 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6903 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6905 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6906 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6907 ($(T)crti.o, $(T)crtn.o): Remove rules.
6909 2010-02-21 Tobias Burnus <burnus@net-b.de>
6912 * doc/invoke.texi (-fassociative-math): Document that this
6913 option is automatically enabled for Fortran.
6915 2010-02-20 David S. Miller <davem@davemloft.net>
6917 * configure.ac: Test if linker and assembler properly support
6918 GOTDATA_OP relocations.
6919 * configure: Rebuild.
6920 * config.in: Likewise.
6921 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6922 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6923 (movsi_high_pic): Likewise.
6924 (movdi_lo_sum_pic): Likewise.
6925 (movdi_high_pic): Likewise.
6926 (movsi_pic_gotdata_op): New pattern.
6927 (movdi_pic_gotdata_op): Likewise.
6928 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6929 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6931 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6934 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6935 attribute to ssemul.
6936 (xop_mulv2div2di3_high): Ditto.
6938 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6941 * c.opt (Wconversion-null): New option.
6942 * doc/invoke.texi (Wconversion-null): Document.
6944 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6946 * common.opt (Wlarger-than-): Add Undocumented.
6948 2010-02-19 Mike Stump <mikestump@comcast.net>
6950 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6952 2010-02-19 Jason Merrill <jason@redhat.com>
6955 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6956 * configure: Likewise.
6958 2010-02-20 Alan Modra <amodra@gmail.com>
6961 * cgraph.h (cgraph_make_decl_local): Declare.
6962 * cgraph.c (cgraph_make_decl_local): New function.
6963 (cgraph_make_node_local): Use it.
6964 * cgraphunit.c (cgraph_function_versioning): Likewise.
6965 * ipa.c (function_and_variable_visibility): Likewise.
6967 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6970 * except.c (sjlj_emit_function_enter): Don't call
6971 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6973 * rtl.h (add_reg_br_prob_note): Remove prototype.
6975 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6978 * c-common.c (conversion_warning): Remove widening conversions
6979 before checking the conversion of integers to reals.
6981 2010-02-19 Mike Stump <mikestump@comcast.net>
6984 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6987 * cgraphunit.c (process_function_and_variable_attributes): Check
6988 DECL_PRESERVE_P instead of looking up attribute "used".
6989 * ipa-pure-const.c (check_decl): Likewise.
6990 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6991 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6992 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6993 instead of attribute "used".
6994 * config/sol2-c.c (solaris_pragma_init): Likewise.
6995 (solaris_pragma_fini): Likewise.
6997 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6999 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7000 Use XCNEW instead of xcalloc.
7001 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7002 XNEW instead of xmalloc.
7003 (get_fields): Use XNEWVEC instead of xmalloc.
7006 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7007 populate vars array.
7008 (create_new_general_access): For debug stmts just reset value.
7009 (get_stmt_accesses): For accesses within debug stmts just record them
7010 using add_access_to_acc_sites instead of preventing the peeling or
7011 counting them as accesses.
7014 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7016 2010-02-19 Richard Guenther <rguenther@suse.de>
7018 PR tree-optimization/42916
7019 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7022 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7024 * configure.ac: Replace all uses of changequote in macro arguments
7025 with proper quoting.
7027 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7030 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7032 2010-02-19 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/42944
7035 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7036 test for aliasing with errno.
7038 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7041 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7042 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7043 * dojump.c: Include output.h.
7044 (inv): New inline function.
7045 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7046 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7047 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7048 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7049 argument, pass it down to other calls.
7050 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7051 add REG_BR_PROB note to the conditional jump.
7052 * cfgexpand.c (add_reg_br_prob_note): Removed.
7053 (expand_gimple_cond): Don't call it, add the probability
7054 as last argument to jumpif_1/jumpifnot_1.
7055 * Makefile.in (dojump.o): Depend on output.h.
7056 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7058 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7059 * stmt.c (do_jump_if_equal): Likewise.
7060 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7061 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7062 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7064 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7065 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7066 jumpifnot_1 callers.
7067 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7069 (store_expr): Adjust jumpifnot caller.
7070 (store_constructor): Adjust jumpif caller.
7073 * gimplify.c (gimple_boolify): For __builtin_expect call
7074 gimple_boolify also on its first argument.
7076 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7078 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7080 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7081 * configure: Regenerated.
7083 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7085 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7086 lang_hooks.types_compatible_p instead of comptypes.
7088 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7090 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7091 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7092 if __prefer_thumb__ is defined.
7094 2010-02-18 Martin Jambor <mjambor@suse.cz>
7096 PR tree-optimization/43066
7097 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7098 array with zero-sized element type.
7100 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7102 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7103 rtx, allocate struct var_loc_node here and return it to the
7104 caller, and only if it is actually needed.
7105 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7106 move it earlier and return immediately if it returns NULL.
7108 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7110 * config/sparc/gas.h: New file. Restore
7111 TARGET_ASM_NAMED_SECTION to its ELF default.
7112 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7114 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7115 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7116 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7117 after sparc/sysv4.h.
7119 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7121 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7123 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7125 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7126 patterns from predicated pattern.
7128 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7131 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7132 for insn mnemonic suffix.
7134 2010-02-17 Richard Guenther <rguenther@suse.de>
7136 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7139 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7142 * caller-save.c (save_call_clobbered_regs): If BB ends with
7143 a DEBUG_INSN, move any notes in between last real insn and the last
7144 DEBUG_INSN after the last DEBUG_INSN.
7146 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7148 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7149 Fix return type. Fix argument type. Explain meaning of return value.
7151 2010-02-16 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/41043
7154 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7155 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7157 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7159 2010-02-16 Ira Rosen <irar@il.ibm.com>
7161 PR tree-optimization/43074
7162 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7163 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7164 vectorizable cycles in hybrid SLP check.
7165 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7167 2010-02-16 Richard Guenther <rguenther@suse.de>
7169 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7170 (true_dependence): If memrefs_conflict_p computes must-alias
7171 trust it. Move TBAA check after offset-based disambiguation.
7172 (canon_true_dependence): Likewise.
7174 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7176 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7177 * doc/invoke.texi: Document it.
7178 * var-tracking.c: Include toplev.h and params.h.
7179 (vt_find_locations): Return bool indicating success. Compute
7180 hash sizes unconditionally. Check new parameter, report.
7181 (variable_tracking_main_1): Check vt_find_locations results and
7182 retry. Renamed from...
7183 (variable_tracking_main): ... this. New wrapper to preserve
7184 flag_var_tracking_assignments.
7185 * Makefile.in (var-tracking.o): Adjust dependencies.
7187 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7188 Jakub Jelinek <jakub@redhat.com>
7191 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7192 if weak_import attribute is present.
7193 * config/darwin.c (machopic_select_section): Likewise.
7195 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7197 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7198 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7199 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7200 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7202 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7205 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7208 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7209 Rewrite text to refer to the names.
7211 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7213 * config/i386/i386-builtin-types.def
7214 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7215 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7216 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7217 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7218 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7219 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7220 IX86_BUILTIN_VPERMIL2PS256.
7221 (MULTI_ARG_4_DF2_DI_I): Defined.
7222 (MULTI_ARG_4_DF2_DI_I1): Defined.
7223 (MULTI_ARG_4_SF2_SI_I): Defined.
7224 (MULTI_ARG_4_SF2_SI_I1): Defined.
7225 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7226 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7227 __builtin_ia32_vpermil2ps256.
7228 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7229 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7230 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7231 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7232 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7233 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7234 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7235 CODE_FOR_xop_vpermil2v8sf3.
7236 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7237 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7238 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7239 (_mm256_permute2_pd): New.
7240 (_mm_permute2_ps): New.
7241 (_mm256_permute2_ps): New.
7243 2010-02-15 Nick Clifton <nickc@redhat.com>
7245 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7246 boolean parameters. Use emit_jump_insn when emitting a pop
7247 instruction containing a return insn.
7248 (push): Use 'true' rather than '1' as second parameter to F.
7249 (h8300_expand_prologue): Likewise.
7250 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7251 (h8300_expand_epilogue): Likewise.
7253 2010-02-15 Richard Guenther <rguenther@suse.de>
7256 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7259 2010-02-15 Nick Clifton <nickc@redhat.com>
7261 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7264 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7266 * intl.c (fake_ngettext): New function.
7267 * intl.h (fake_ngettext): Declare.
7268 (ngettext): Define macro.
7269 * collect2.c (notice_translated): New function.
7270 (main): Use notice_translated and ngettext.
7271 * collect2.h (notice_translated): Declare.
7273 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7275 * reorg.c (delete_computation): Comment fixes.
7276 * caller-save.c (setup_save_areas): Idem.
7277 * sel-sched-dump.c (dump_lv_set): Idem.
7280 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7282 * config/s390/s390.c (s390_sched_init): New function.
7283 (TARGET_SCHED_INIT): Target hook defined.
7285 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7286 Jack Howarth <howarth@bromo.med.uc.edu>
7287 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7290 Partial revert of unintended change in fix for PR41605.
7291 * config/darwin.h: Fix typo.
7292 * config/darwin9.h: Same.
7294 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7296 * c-pch.c (pch_init): Clear v.
7298 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7301 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7302 graphite_can_represent_init for MULT_EXPR.
7304 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7308 * graphite-sese-to-poly.c (remove_phi): New.
7309 (translate_scalar_reduction_to_array): Call remove_phi.
7311 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7314 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7315 * graphite-clast-to-gimple.h (gloog): Update declaration.
7316 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7317 * graphite-poly.h (struct poly_bb): Add missing comments.
7318 (struct scop): Add poly_scop_p field.
7320 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7321 * graphite.c (graphite_transform_loops): Build the polyhedral
7322 representation for each scop before code generation.
7323 * sese.c (rename_variables_in_operand): Removed.
7324 (rename_variables_in_expr): Return the renamed expression.
7325 (rename_sese_parameters): New.
7326 * sese.h (rename_sese_parameters): Declared.
7328 2010-02-11 Richard Guenther <rguenther@suse.de>
7330 PR tree-optimization/42998
7331 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7332 POINTER_PLUS_EXPR properly.
7334 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7335 Changpeng Fang <changpeng.fang@amd.com>
7338 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7339 the cost of an IV candidate when the IV is used in a test against zero.
7341 * gcc.dg/tree-ssa/ivopts-3.c: New.
7343 2010-02-11 Richard Guenther <rguenther@suse.de>
7346 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7347 pointer-vs-decl case by swapping refs. Handle some cases
7348 of pointer-vs-decl disambiguations more conservatively.
7349 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7350 to false after expanding.
7352 2010-02-11 Richard Guenther <rguenther@suse.de>
7355 * gcc.c (process_command): Handle LTO file@offset case more
7358 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7360 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7361 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7363 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7365 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7366 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7367 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7368 Optimize eq/ne comparisons when both arguments are known to be
7370 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7371 Don't mask operands unnecessarily if they are known to be already
7374 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7376 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7379 2010-02-10 Richard Guenther <rguenther@suse.de>
7381 PR tree-optimization/43017
7382 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7383 for wrapping signed arithmetic.
7385 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7388 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7389 if no debug info should be emitted for it.
7391 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7393 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7394 note when flag_exceptions is set.
7396 2010-02-10 Duncan Sands <baldrick@free.fr>
7398 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7400 2010-02-10 Richard Guenther <rguenther@suse.de>
7403 * tree.c (get_unwidened): Handle constants.
7404 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7406 2010-02-10 Martin Jambor <mjambor@suse.cz>
7409 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7410 check for variable argument counts independently.
7412 2010-02-10 Christian Bruel <christian.bruel@st.com>
7415 * config/sh/sh.c (find_barrier): Increase length for non delayed
7416 conditional branches.
7418 2010-02-10 Christian Bruel <christian.bruel@st.com>
7420 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7422 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7424 * builtins.c (set_builtin_user_assembler_name): Also handle
7425 ffs if int is smaller than word.
7427 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7430 * ira-conflicts.c (get_dup): Remove.
7431 (process_reg_shuffles): Add new parameter. Use it as an
7432 additional guard for copy generation.
7433 (add_insn_allocno_copies): Rewrite.
7435 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7437 * common.opt (fsched2-use-traces): Preserved for backward
7439 * doc/invoke.texi: Remove the documentation about option
7440 -fsched2-use-traces.
7441 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7442 flag_sched2_use_traces.
7443 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7444 the backward compatibility flag section.
7446 2010-02-09 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/43008
7449 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7450 make HEAP variables initialized from global memory if they
7451 are not known builtin functions.
7452 (find_func_aliases): Adjust.
7454 2010-02-09 Richard Guenther <rguenther@suse.de>
7456 PR tree-optimization/43000
7457 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7458 arithmetic manually.
7460 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7462 PR tree-optimization/42931
7463 * tree-loop-linear.c (try_interchange_loops): Don't call
7464 double_int_mul if estimated_loop_iterations failed.
7466 2010-02-08 Martin Jambor <mjambor@suse.cz>
7469 * tree-sra.c (build_accesses_from_assign): Do not mark in
7470 should_scalarize_away_bitmap if stmt has volatile ops.
7471 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7474 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7476 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7478 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7480 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7483 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7486 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7488 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7491 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7492 to unknown_dependence.
7493 (graphite_legal_transform_dr): Handle the unknown_dependence.
7494 (graphite_carried_dependence_level_k): Same.
7496 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7498 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7500 2010-02-07 Richard Guenther <rguenther@suse.de>
7503 * expr.c (get_inner_reference): Always initialize *pbitsize.
7505 2010-02-07 Richard Guenther <rguenther@suse.de>
7508 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7509 new ARRAY_REFs on variable size element or minimal index arrays.
7511 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7512 gimple_fold_indirect_ref.
7514 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7517 * arm.c (arm_override_options): Just return if the user has specified
7518 an invalid fpu name.
7520 2010-02-03 Jason Merrill <jason@redhat.com>
7523 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7524 i386_pe_maybe_record_exported_symbol.
7526 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7529 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7530 (pa_delegitimize_address): New function.
7532 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7534 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7535 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7537 2010-02-05 Richard Guenther <rguenther@suse.de>
7540 * lto-streamer-in.c (get_resolution): Deal with references
7541 to undefined functions.
7543 2010-02-05 Richard Guenther <rguenther@suse.de>
7545 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7546 (fold_const_aggregate_ref): Likewise.
7547 (ccp_fold_stmt): Substitute loads.
7548 (maybe_fold_reference): Verify types before substituting.
7550 (fold_gimple_assign): Unshare properly.
7551 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7553 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7555 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7556 for rs6000_gen_cell_microcode.
7558 2010-02-04 Richard Guenther <rguenther@suse.de>
7560 PR rtl-optimization/42952
7561 * dse.c (const_or_frame_p): Remove MEM handling.
7563 2010-02-04 Nick Clifton <nickc@redhat.com>
7565 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7566 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7567 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7568 (mn10300_asm_output_mi_thunk): New function.
7569 (mn10300_can_output_mu_thunk): New function.
7570 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7571 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7572 (FUNCTION_ARG): Delete incorrect comment.
7574 2010-02-03 Jason Merrill <jason@redhat.com>
7577 * fold-const.c (operand_equal_p): Handle erroneous types.
7579 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7581 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7583 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7585 PR rtl-optimization/42941
7586 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7589 2010-02-03 Jason Merrill <jason@redhat.com>
7592 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7594 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7597 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7598 (cselib_reset_table): Renamed from...
7599 (cselib_reset_table_with_next_value): ... this.
7600 (cselib_get_next_uid): Renamed from...
7601 (cselib_get_next_unknown_value): ... this.
7602 * cselib.c (next_uid): Renamed from...
7603 (next_unknown_value): ... this.
7604 (cselib_clear_table): Adjust.
7605 (cselib_reset_table): Adjust. Renamed from...
7606 (cselib_reset_table_with_next_value): ... this.
7607 (cselib_get_next_uid): Adjust. Renamed from...
7608 (cselib_get_next_unknown_value): ... this.
7609 (get_value_hash): Use hash.
7610 (cselib_hash_rtx): Likewise.
7611 (new_cselib_val): Adjust. Set and dump uid.
7612 (cselib_lookup_mem): Pass next_uid as hash.
7613 (cselib_subst_to_values): Likewise.
7614 (cselib_log_lookup): Dump uid.
7615 (cselib_lookup): Pass next_uid as hash. Adjust.
7616 (cselib_process_insn): Adjust.
7617 (cselib_init): Initialize next_uid.
7618 (cselib_finish): Adjust.
7619 (dump_cselib_table): Likewise.
7620 * dse.c (canon_address): Dump value uid.
7621 * print-rtl.c (print_rtx): Print value uid.
7622 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7624 (dv_uid): New function, sort of renamed from...
7625 (dv_htab_hash): ... this, reimplemented in terms of it and...
7626 (dv_uid2hash): ... this. New.
7627 (variable_htab_eq): Drop excess assertions.
7628 (tie_break_pointers): Removed.
7629 (canon_value_cmp): Compare uids.
7630 (variable_post_merge_New_vals): Print uids.
7631 (vt_add_function_parameters): Adjust.
7632 (vt_initialize): Reset table. Adjust.
7634 2010-02-03 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/42944
7637 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7638 (call_may_clobber_ref_p_1): Likewise. Properly handle
7639 malloc and calloc clobbering errno.
7641 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7643 * doc/invoke.texi: Fix name of sched1 dump.
7645 * opts.c (decode_options): Set flag_tree_switch_conversion
7646 only conditionally on optimize >= 2.
7648 * gcse.c: Assorted comment fixes in pass description.
7650 2010-02-03 Anthony Green <green@moxielogic.com>
7652 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7653 nop padding in order to maintain alignment of storage location of
7654 target function address.
7655 (moxie_trampoline_init): Store target function address at newly
7657 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7659 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7661 2010-02-03 Richard Guenther <rguenther@suse.de>
7664 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7666 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7668 * config.gcc: Reenable check for obsolete targets.
7669 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7670 mips-sgi-irix6.[0-4]*.
7672 2010-02-02 Nick Clifton <nickc@redhat.com>
7674 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7675 constant size of 4 as being the same as 0.
7676 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7677 can take values in the range 0..4.
7679 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7682 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7683 as _darwin10_Unwind_FindEnclosingFunction().
7684 * libgcc-libsystem.ver: New.
7686 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7689 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7690 implicitly set registers.
7692 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7694 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7695 (arm_override_options): Allow automatic selection of the thread
7696 pointer register if thumb2.
7697 (legitimize_pic_address): Improve code sequences for Thumb2.
7698 (arm_call_tls_get_addr): Likewise.
7699 (legitimize_tls_address): Likewise.
7700 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7701 (pic_load_addr_32bit): ... this. New named pattern.
7702 * thumb2.md (pic_load_addr_thumb2): Delete.
7703 (pic_load_dot_plus_four): Delete.
7704 (tls_load_dot_plus_four): New named pattern.
7706 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7709 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7710 Document fix for TLS bug.
7712 2010-01-31 Richard Guenther <rguenther@suse.de>
7714 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7715 conservatively correct.
7717 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7721 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7723 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7725 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7729 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7731 * config.gcc: Adjust order of makefile fragments for mingw targets.
7733 2010-01-31 Richard Guenther <rguenther@suse.de>
7736 * gimplify.c (gimplify_init_constructor): For volatile LHS
7737 initialize a temporary.
7739 2010-01-31 Matthias Klose <doko@ubuntu.com>
7741 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7743 * configure: Regenerate.
7745 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7747 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7748 the same alias set and their sizes different constantness.
7749 (aliasing_component_refs_p): Revert 2009-10-24 change.
7751 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7753 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7756 2010-01-29 Richard Guenther <rguenther@suse.de>
7758 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7759 Assert we successfully updated the call.
7761 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/42889
7764 * df.h (df_set_bb_dirty_nonlr): New prototype.
7765 * df-core.c (df_set_bb_dirty_nonlr): New function.
7766 * df-scan.c (df_insn_rescan): Call it instead of
7767 df_set_bb_dirty for DEBUG_INSNs.
7769 2010-01-29 Richard Guenther <rguenther@suse.de>
7772 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7773 quadratic behavior in most cases.
7775 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7778 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7779 in the call to gen_x86_movsicc_0_m1.
7781 2010-01-28 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/42871
7784 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7786 2010-01-28 Richard Guenther <rguenther@suse.de>
7788 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7789 into call arguments.
7791 2010-01-28 Richard Guenther <rguenther@suse.de>
7794 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7795 the forwarder if the destination is an EH landing pad.
7797 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7799 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7800 block list passed to gimple_duplicate_sese_tail.
7801 (parallelize_loops): Avoid parallelization when the function
7803 Avoid parallelization when the preheader is IRREDUCIBLE.
7804 Try to optimize when estimated_loop_iterations_int is unresolved.
7805 Add the loop's location to the dump file.
7806 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7807 (gimple_duplicate_sese_tail): Remove the check for the latch.
7808 Redirect nexits to the exit block.
7809 Remove handling of the incoming edges to the latch.
7810 Redirect the backedge from the copied latch to the exit bb.
7812 2010-01-28 Michael Matz <matz@suse.de>
7815 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7816 Wrap force_reg into a sequence, emit it before user.
7818 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7820 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7822 (arm_legacy_rev): Likewise.
7823 (thumb_legacy_rev): Likewise.
7825 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7827 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7828 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7829 on MEM's address failed, try avoid_constant_pool_reference and
7830 recurse if it returned something different.
7831 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7832 address, try avoid_constant_pool_reference and recurse if it
7833 returned something different.
7834 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7835 address and avoid_constant_pool_reference returned something
7836 different, don't set have_address.
7838 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7841 * var-tracking.c (val_store): Add modified argument, obey it.
7843 (count_uses): Move down logging of main.
7844 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7845 don't need resolution.
7846 (emit_notes_in_bb): Likewise.
7848 2010-01-27 Richard Guenther <rguenther@suse.de>
7851 * tree-inline.c (remap_decl): Delay remapping of SSA name
7852 default definitions until we need them.
7854 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7856 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7857 (rs6000_delegitimize_address): New function.
7859 * config/s390/s390.c (s390_delegitimize_address): Call
7860 delegitimize_mem_from_attrs.
7863 * tree-inline.c (cannot_copy_type_1): Removed.
7864 (copy_forbidden): Don't forbid copying of functions containing
7865 records/unions with variable length fields.
7867 2010-01-27 Christian Bruel <christian.bruel@st.com>
7871 * config/sh/sh.c (find_barrier): Increase length for non delayed
7872 conditional branches.
7874 2010-01-27 Matthias Klose <doko@ubuntu.com>
7876 * configure.ac (gnu-unique-object): Fix ldd version check.
7877 * configure: Regenerate.
7879 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7881 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7883 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7884 Test for HAVE_GNU_AS value.
7886 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7888 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7889 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7890 INT64_TYPE): Define.
7891 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7892 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7893 INT_LEAST64_TYPE): Define.
7894 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7895 UINT_LEAST64_TYPE): Define.
7896 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7897 INT_FAST64_TYPE): Define.
7898 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7899 UINT_FAST64_TYPE): Define.
7900 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7901 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7902 (SIG_ATOMIC_TYPE): Define.
7904 2010-01-26 Richard Guenther <rguenther@suse.de>
7906 * df-scan.c (df_scan_set_bb_info): Remove assert.
7907 (df_insn_rescan_debug_internal): Merge asserts.
7908 (df_install_ref): Likewise.
7909 (df_mark_reg): Use bitmap_set_range.
7910 (df_hard_reg_used_p): Remove assert.
7911 (df_hard_reg_used_count): Likewise.
7913 2010-01-26 Richard Guenther <rguenther@suse.de>
7915 PR rtl-optimization/42685
7916 * web.c (web_main): Ignore DEBUG_INSNs.
7918 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7920 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7922 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7923 Fix types of fndecl and arglist parameters.
7925 2010-01-26 Richard Guenther <rguenther@suse.de>
7928 * tree-eh.c (unsplit_eh): Skip debug insns.
7930 2010-01-26 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/42250
7933 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7935 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7938 * omp-low.c (expand_omp_sections): Only use single_pred if
7939 l2_bb is single_pred_p.
7941 2010-01-25 Christian Bruel <christian.bruel@st.com>
7944 * config/sh/sh.c (find_barrier): Increase length for non delayed
7945 conditional branches.
7946 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7948 2010-01-24 David S. Miller <davem@davemloft.net>
7950 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7951 define if not using GAS.
7952 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7953 Likewise. Delete SECTION_MERGE code, which is only applicable
7956 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7959 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7960 mangling of va_list in system headers.
7962 2010-01-23 Toon Moene <toon@moene.org>
7964 * tree-predcom.c (combine_chains): Return NULL, not false.
7966 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7968 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7969 initialization of variable res to agree with return type.
7971 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7973 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7974 * tree-sra.c: Add include of expr.h.
7976 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7978 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7979 insert the debug stmt on the single non-EH edge from the stmt.
7981 2010-01-22 Richard Henderson <rth@redhat.com>
7984 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7985 the RHS until after generate_subtree_copies has insertted its
7986 code before the current statement.
7988 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7990 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7992 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7994 2010-01-21 Martin Jambor <mjambor@suse.cz>
7996 PR tree-optimization/42585
7997 * tree-sra.c (struct access): New field grp_total_scalarization.
7998 (dump_access): Dump the new field.
7999 (should_scalarize_away_bitmap): New variable.
8000 (cannot_scalarize_away_bitmap): Likewise.
8001 (sra_initialize): Allocate new bitmaps.
8002 (sra_deinitialize): Free new bitmaps.
8003 (create_access_1): New function.
8004 (create_access): Parts moved to create_access_1.
8005 (type_consists_of_records_p): New function.
8006 (completely_scalarize_record): Likewise.
8007 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8008 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8009 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8011 (analyze_all_variable_accesses): Completely scalarize small eligible
8014 2010-01-21 Martin Jambor <mjambor@suse.cz>
8016 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8018 2010-01-21 Andrew Haley <aph@redhat.com>
8020 * gcc.c (process_command): Move lang_specific_driver before
8021 setting cc_libexec_prefix.
8023 2010-01-21 Richard Guenther <rguenther@suse.de>
8026 * fold-const.c (negate_expr_p): Pretend only negative
8027 real constants are easily negatable.
8029 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8030 Jason Merrill <jason@redhat.com>
8032 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8033 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8034 * calls.c (initialize argument_information): Handle it.
8035 * c-common.c (handle_transparent_union_attribute): Use new name.
8036 * c-decl.c (finish_struct): Ditto.
8037 * c-typeck.c (type_lists_compatible_p): Ditto.
8038 (convert_for_assignment): Use new name and also handle record.
8039 * function.c (aggregate_value_p): Handle it.
8040 (pass_by_reference): Ditto.
8041 (assign_parm_data_types): Ditto.
8042 * print-tree.c (print_node): Ditto.
8043 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8044 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8045 * tree.c (first_field): New fn.
8047 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8050 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8051 even when linking statically, for now.
8053 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8056 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8057 without a cselib val.
8058 (count_uses): Accept MO_VAL_SET with no val on stores.
8059 (add_stores): Likewise.
8061 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8063 * var-tracking.c (check_value_val): Add a compile time assertion.
8064 (dv_is_decl_p): Simplify.
8065 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8066 gcc_assert if ENABLE_CHECKING.
8068 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8071 * var-tracking.c: Include tree-flow.h.
8072 (mem_dies_at_call): New.
8073 (dataflow_set_preserve_mem_locs): Use it.
8074 (dataflow_set_remove_mem_locs): Likewise.
8075 (dump_var): Renamed from dump_variable. Adjust all callers.
8076 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8077 * Makefile.in (var-tracking.o): Adjust deps.
8079 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8081 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8083 2010-01-20 Richard Guenther <rguenther@suse.de>
8085 PR tree-optimization/42717
8086 * tree-ssa-dce.c (get_live_post_dom): Remove.
8087 (forward_edge_to_pdom): Take an arbitrary edge to copy
8088 degenerate PHI args from.
8089 (remove_dead_stmt): Use the first post-dominator even if it
8090 does not contain live statements as redirection destination.
8092 2010-01-20 Richard Guenther <rguenther@suse.de>
8094 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8096 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8098 * sel-sched.c (create_speculation_check): Remove set but not used
8100 (try_transformation_cache): Remove set but not used variable ds.
8101 (calculate_privileged_insns): Remove set but not used variables
8102 cur_insn and min_spec_insn.
8103 (find_best_expr): Remove set but not used variable avail_n.
8104 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8106 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8108 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8109 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8112 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8115 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8116 cpu types. Add support for *-sse3 cpu types.
8117 (x86_64-*-*): Ditto.
8119 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8122 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8123 argument, call initializer_constant_valid_p_1 instead of
8124 initializer_constant_valid_p, pass CACHE to it, return NULL
8125 immediately if first call returns NULL.
8126 (initializer_constant_valid_p_1): New function.
8127 (initializer_constant_valid_p): Use it.
8129 2010-01-20 Thomas Quinot <quinot@adacore.com>
8131 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8133 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8135 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8136 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8137 (loc_list_from_tree): Don't handle unsigned division. Handle
8138 signed modulo using DW_OP_{over,over,div,mul,minus}.
8139 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8140 modulo instead of signed.
8142 2010-01-20 DJ Delorie <dj@redhat.com>
8144 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8146 (h8300_emit_stack_adjustment): Propogate it.
8148 (h8300_expand_prologue): Likewise.
8149 (h8300_expand_epilogue): Likewise.
8151 2010-01-19 Michael Matz <matz@suse.de>
8153 PR tree-optimization/41783
8154 * tree-data-ref.c (toplevel): Include flags.h.
8155 (dump_data_dependence_relation): Also dump the inputs if the
8156 result will be unknown.
8157 (split_constant_offset_1): Look through some conversions.
8158 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8159 the offset from last element is too large.
8160 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8161 (reassociate_to_the_same_stmt): Handle vector registers.
8162 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8164 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8165 wide_prolog_niters argument, emit widening instructions.
8166 (vect_do_peeling_for_alignment): Adjust caller, use widened
8167 variant of the iteration cound.
8168 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8170 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8173 * config/arm/neon-testgen.m (emit_automatics): New parameter
8174 features. Adjust for Fixed_return_reg feature.
8175 (test_intrinsic): Call emit_automatics with new feature.
8176 * config/arm/neon.ml: Update copyright years.
8177 (features): New Fixed_return_reg feature.
8178 (ops): Update feature for Vget_low.
8180 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8182 PR tree-optimization/42719
8183 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8187 * fwprop.c (all_uses_available_at): Return false if def_set dest
8188 is a REG that is used in def_insn.
8190 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8192 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8194 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8197 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8199 * target.h (struct gcc_target) <secondary_reload>: Change type
8200 of last argument to secondary_reload_info *.
8202 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8205 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8206 memory references with unaligned offsets. Remove CQImode handling.
8207 (unaligned_memory_operand): Return 1 for memory references with
8208 unaligned offsets. Remove CQImode handling.
8210 2010-01-18 Richard Guenther <rguenther@suse.de>
8213 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8216 2010-01-18 Richard Guenther <rguenther@suse.de>
8218 PR tree-optimization/42781
8219 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8220 restrict processing only if the original variable was artificial.
8222 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8224 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8225 find number of popped argument bytes.
8227 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8228 Fix the text that describes the return value for invalid insns.
8230 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8232 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8233 Clarify what 'cost of the -dependence' is. Fix quoting.
8235 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8236 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8238 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8240 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8241 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8243 2010-01-17 Richard Guenther <rguenther@suse.de>
8246 * function.c (split_complex_args): Take a VEC to modify.
8247 (assign_parms_augmented_arg_list): Build a VEC instead of
8248 a chain of PARM_DECLs.
8249 (assign_parms_unsplit_complex): Take a VEC of arguments.
8250 Do not fixup unmodified parms.
8251 (assign_parms): Deal with the VEC.
8252 (gimplify_parameters): Likewise.
8254 2010-01-17 Richard Guenther <rguenther@suse.de>
8256 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8257 node existence check.
8258 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8259 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8260 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8261 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8262 (gimple_execute_on_growing_pred): Likewise.
8264 2010-01-17 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/42773
8267 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8268 (compute_antic_aux): Likewise.
8269 (compute_partial_antic_aux): Likewise.
8271 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8274 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8277 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8279 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8282 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8283 Fix markup for strict argument.
8285 (TARGET_SCHED_REORDER2): Fix argument types.
8287 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8288 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8290 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8291 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8293 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8296 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8297 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8298 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8299 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8300 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8302 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8304 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8306 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8307 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8309 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8311 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8314 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8316 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8317 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8319 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8321 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8323 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8324 referring to it. Fix language.
8326 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8328 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8330 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8332 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8334 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8335 '@var{stream}. Remove stray 'and'.
8337 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8339 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8341 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8343 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8344 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8346 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8347 Fix description of return value.
8348 Rename argument "sz" to "len."
8350 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8351 Clarify meaning of 'true' return value.
8353 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8355 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8356 rep_mode versus mode_rep.
8358 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8360 (TARGET_BUILTIN_DECL): Fix name.
8362 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8364 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8366 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8368 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8370 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8372 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8375 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8376 Rename argument tm_fn to md_fn.
8378 (TARGET_OPTION_PRINT): Fix argument list.
8380 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8383 * config/i386/i386.c (ix86_fixup_binary_operands):
8384 Revert FMA4 fixup of operands.
8386 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8389 * Makefile.in (write_entries_to_file, install-plugin):
8390 Use \012 instead of \n with tr.
8392 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8394 * configure.ac (HAVE_AS_REF): New C macro.
8395 * configure: Regenerate.
8396 * config.in: Likewise.
8397 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8399 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8402 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8404 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8406 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8408 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8410 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8412 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8414 (TARGET_BINDS_LOCAL_P): Fix argument type.
8416 (TARGET_ASM_FILE_END): Use prototype.
8418 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8420 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8422 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8424 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8426 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8427 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8429 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8430 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8432 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8433 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8434 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8435 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8437 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8439 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8441 (TARGET_INIT_BUILTINS): Use prototype.
8443 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8444 Put 'const char *' in braces. Fix parameter types.
8445 (TARGET_INVALID_CONVERSION): Fix parameter types.
8446 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8447 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8449 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8452 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8454 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8456 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8458 * doc/tm.texi (TARGET_HELP): Fix return type.
8460 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8461 in braces. Fix argument types.
8463 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8465 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8467 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8469 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8470 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8472 (TARGET_MANGLE_TYPE): Fix argument types.
8474 (TARGET_IRA_COVER_CLASSES): Use prototype.
8476 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8478 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8480 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8482 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8484 (TARGET_CALLEE_COPIES): Fix argument types.
8486 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8488 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8490 (TARGET_FUNCTION_VALUE): Fix argument types.
8492 (TARGET_RETURN_IN_MSB): Fix argument type.
8494 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8496 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8498 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8500 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8501 agree with return type.
8503 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8505 2010-01-15 Jing Yu <jingyu@google.com>
8507 PR rtl-optimization/42691
8508 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8509 a pseudo to a constant and are merged, and adjust comments.
8511 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8513 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8515 2010-01-15 Richard Guenther <rguenther@suse.de>
8518 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8519 labels of computed or non-local gotos to the destination.
8520 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8521 landing pad label is the first label.
8523 2010-01-15 Richard Guenther <rguenther@suse.de>
8525 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8527 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8530 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8531 to allow generation of the xssqrtdp instruction on power7.
8532 (sqrtdf2_fpr): Ditto.
8534 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8537 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8538 functions with noreturn attribute.
8541 * varasm.c (declare_weak): Add weak attribute to decl if it
8542 doesn't have one already.
8543 (assemble_external): Only add decls to weak_decls if they also
8544 have weak attribute.
8546 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8548 * var-tracking.c (var_reg_delete): Don't delete the association
8549 between REGs and values or one-part variables if the register
8552 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8555 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8556 because its first operand is a non-localized variable.
8558 2010-01-14 Martin Jambor <mjambor@suse.cz>
8560 PR tree-optimization/42706
8561 * tree-sra.c (encountered_recursive_call): New variable.
8562 (encountered_unchangable_recursive_call): Likewise.
8563 (sra_initialize): Initialize both new variables.
8564 (callsite_has_enough_arguments_p): New function.
8565 (scan_function): Call decl and flags check only for IPA-SRA, check
8566 whether there is a recursive call and whether it has enough arguments.
8567 (all_callers_have_enough_arguments_p): New function.
8568 (convert_callers): Look for recursive calls only when
8569 encountered_recursive_call is set.
8570 (ipa_early_sra): Bail out either if
8571 !all_callers_have_enough_arguments_p or
8572 encountered_unchangable_recursive_call.
8574 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8576 * sel-sched.c: Add 2010 to copyright years.
8577 * sel-sched-ir.c: Likewise.
8578 * sel-sched-ir.h: Likewise.
8580 2010-01-14 Martin Jambor <mjambor@suse.cz>
8582 PR tree-optimization/42714
8583 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8584 constructors specially.
8586 2010-01-14 Andi Kleen <ak@linux.intel.com>
8588 * config/i386/drivers-i386.c (detect_caches_intel):
8589 Add l2sizekb parameter and fill in.
8590 (host_detect_local_cpu): Add l2sizekb, fill in.
8591 Add Atom small cache heuristic.
8593 2010-01-14 Andi Kleen <ak@linux.intel.com>
8595 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8596 Add level3 parameter and fill in.
8597 (detect_caches_intel): Handle level3 cache.
8599 2010-01-14 Andi Kleen <ak@linux.intel.com>
8601 * config/i386/drivers-i386.c (host_detect_local_cpu):
8602 Fix core duo detection.
8604 2010-01-14 Andi Kleen <ak@linux.intel.com>
8606 * config/i386/drivers-i386.c (host_detect_local_cpu):
8609 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8611 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8612 (rs6000_variable_issue_1): this. Use...
8613 (rs6000_variable_issue): here. Reimplement. Print debug info.
8615 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8617 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8618 sel_restore_notes. Update all callers. Call reemit_notes
8621 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8623 PR rtl-optimization/42246
8624 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8627 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8629 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8630 all successors is the same as number of successors in current region.
8632 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8634 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8635 to rename is not separable. Otherwise check that its LHS is not NULL.
8637 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8639 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8641 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8643 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8644 available registers when failed to discover LHS register class.
8645 Fix indentation. Update comment.
8647 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8648 Alexander Monakov <amonakov@ispras.ru>
8650 PR rtl-optimization/42389
8651 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8653 (advance_state_on_fence): Likewise.
8654 (sel_target_adjust_priority): Print debug output only when
8655 sched_verbose >= 4, not 2.
8656 (get_expr_cost): Do not issue all unique insns on the next cycle.
8657 (fill_insns): Initialize can_issue_more from the value saved
8659 * sel-sched-ir.c (flist_add): New parameter issue_more.
8660 Init FENCE_ISSUE_MORE with it.
8661 (merge_fences): Likewise.
8662 (init_fences): Update call to flist_add.
8663 (add_to_fences, add_clean_fence_to_fences)
8664 (add_dirty_fence_to_fences): Likewise.
8665 (move_fence_to_fences): Update call to merge_fences.
8666 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8668 * sel-sched-ir.h (struct _fence): New field issue_more.
8669 (FENCE_ISSUE_MORE): New accessor macro.
8671 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8673 PR rtl-optimization/42388
8674 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8675 that have no predecessors nor successors. Do not call move_bb_info
8676 for empty blocks outside of current region.
8678 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8680 PR rtl-optimization/42294
8681 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8682 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8683 originators' originators.
8685 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8687 PR rtl-optimization/39453
8688 PR rtl-optimization/42246
8689 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8691 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8693 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8694 Alexander Monakov <amonakov@ispras.ru>
8697 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8698 (maybe_tidy_empty_bb): ... here. Make static. Add new
8699 argument. Update all callers.
8700 (tidy_control_flow): ... and here. Recompute topological order
8701 of basic blocks in region if necessary.
8702 (sel_redirect_edge_and_branch): Change return type. Return true
8703 if topological order might have been invalidated.
8704 (purge_empty_blocks): Export and move from...
8705 * sel-sched.c (purge_empty_blocks): ... here.
8706 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8707 (maybe_tidy_empty_bb): Delete prototype.
8708 (purge_empty_blocks): Declare.
8710 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8712 PR rtl-optimization/42249
8713 * sel-sched.c (try_replace_dest_reg): When chosen register
8714 and original register is the same, do not bail out early, but
8715 still check all original insns for validity of replacing destination
8716 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8719 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8722 Port from no-undefined-overflow branch:
8723 2009-03-09 Richard Guenther <rguenther@suse.de>
8725 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8727 2010-01-14 Richard Guenther <rguenther@suse.de>
8730 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8732 2010-01-14 Ira Rosen <irar@il.ibm.com>
8734 PR tree-optimization/42709
8735 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8736 as scalar type in creation of constant vector operand.
8738 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8741 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8742 (check-parallel-%): Match `testsuite' directory component only
8745 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8747 PR translation/39521
8748 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8751 2010-01-13 Richard Guenther <rguenther@suse.de>
8753 PR tree-optimization/42730
8754 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8757 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8760 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8761 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8764 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8766 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8767 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8768 ___umulsi3_highpart.
8770 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8771 rather than schedule_insns if the pass is enabled.
8773 2010-01-13 Martin Jambor <mjambor@suse.cz>
8775 PR tree-optimization/42704
8776 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8779 2010-01-13 Martin Jambor <mjambor@suse.cz>
8781 PR tree-optimization/42703
8782 * tree-sra.c (analyze_access_subtree): Check that we can build a
8783 reference to the original data within the aggregate.
8785 2010-01-13 Richard Guenther <rguenther@suse.de>
8787 PR tree-optimization/42705
8788 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8790 2010-01-13 Richard Guenther <rguenther@suse.de>
8793 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8795 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8798 * var-tracking.c (values_to_unmark): New variable.
8799 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8800 values_to_unmark vector. Moved body to...
8801 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8802 instead queue it into values_to_unmark vector.
8803 (vt_find_locations): Free values_to_unmark vector.
8805 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8807 * config/s390/s390.c (override_options): Set
8808 default of max-pending-list-length to 256
8810 2010-01-13 Richard Guenther <rguenther@suse.de>
8813 * tree-pass.h (PROP_gimple_lcx): New.
8814 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8815 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8816 before the final cleanup_eh.
8817 (dump_properties): Dump PROP_gimple_lcx.
8818 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8819 (tree_lower_complex_O0): Remove.
8820 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8821 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8822 tree_lower_complex, schedule TODO_update_ssa.
8823 * lto-streamer-out.c (output_function): Stream the functions
8825 * lto-streamer-in.c (input_function): Likewise.
8826 (lto_read_body): Do not override them here.
8828 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8831 * c-typeck.c (build_c_cast): Fold value cast to union type before
8832 wrapping it in a CONSTRUCTOR.
8834 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8836 PR rtl-optimization/42699
8837 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8840 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8842 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8843 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8844 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8845 SUBTARGET_WARN_UNUSED_SPEC): ... here
8846 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8848 2010-01-12 Julian Brown <julian@codesourcery.com>
8850 * config/arm/neon-schedgen.ml (Utils): Don't try to
8851 open missing module.
8852 (find_with_result): New.
8854 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8857 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8858 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8860 PR tree-optimization/42645
8861 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8862 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8863 decl_map, set processing_debug_stmt to -1 and return name without
8866 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8868 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8869 binutils version, and reword target configuration description.
8871 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8873 * config/avr/avr.h (LINKER_NAME): Remove.
8875 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8878 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8879 that support VSX, warn for -mno-altivec if vsx is not disabled,
8882 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8883 Shujing Zhao <pearly.zhao@oracle.com>
8885 PR translation/42469
8886 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8887 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8888 character between option name and help text.
8889 * c.opt (imultilib): Likewise.
8891 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8893 * lto-streamer-out.c (output_unreferenced_globals): Output static
8896 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8898 PR rtl-optimization/42621
8899 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8900 optimizing for size.
8901 (duplicate_computed_gotos): Remove now-redundant check.
8903 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8906 * configure.ac: Save and restore LDFLAGS and LIBS
8907 * configure: Regenerate.
8909 2010-01-10 Richard Guenther <rguenther@suse.de>
8912 * builtins.c (fold_builtin_strlen): Add type argument and
8913 convert the resulting length to it.
8914 (fold_builtin_1): Adjust.
8916 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8918 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8919 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8921 (num_insns_constant_wide): Adjust for that change.
8923 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8926 * web.c (union_defs): Add used argument, to combine uses of
8928 (entry_register): Adjust type and tests of used argument.
8929 (web_main): Widen used for new use. Pass it to union_defs.
8930 * df.h (union_defs): Adjust prototype.
8932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8935 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8936 uses in new incoming argument. Free body.
8937 (reset_debug_uses_in_loop): New.
8938 (analyze_insn_to_expand_var): Call the latter if the former found
8939 anything. Fix whitespace. Reject invalid dest overlaps before
8940 going through all insns in the loop.
8942 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8945 * haifa-sched.c (dying_use_p): Debug insns don't count.
8947 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8950 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8951 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8952 (verify_gimple_call): Reject LHS in noreturn calls.
8954 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8958 * tree-vect-loop-manip.c (adjust_info): New type.
8959 (adjust_vec): New pointer to vector.
8960 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8961 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8962 (slpeel_update_phis_for_duplicate_loop): Use them.
8963 (slpeel_update_phi_nodes_for_guard1): Likewise.
8964 (slpeel_update_phi_nodes_for_guard2): Likewise.
8965 (slpeel_tree_peel_loop_to_edge): Likewise.
8966 (vect_update_ivs_after_vectorizer): Likewise.
8968 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8970 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8971 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8975 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8976 bogus uninitialized warning.
8978 2010-01-09 Richard Guenther <rguenther@suse.de>
8981 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8982 the evolution is compatible with the initial condition.
8984 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8986 * gcc.c (process_command): Update copyright notice dates.
8987 * gcov.c (print_version): Likewise.
8988 * gcov-dump.c (print_version): Likewise.
8989 * mips-tfile.c (main): Likewise.
8990 * mips-tdump.c (main): Likewise.
8992 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8995 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8997 (rotlhi3_8): Delete.
8999 (rotlsi3_8): Delete.
9000 (rotlsi3_16): Delete.
9001 (rotlsi3_24): Delete.
9003 (*rotw<mode>3): New.
9004 (*rotb<mode>3): New.
9005 * config/avr/avr.c (avr_rotate_bytes): New function.
9006 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9008 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9011 * configure.ac: Modify -rdynamic check.
9012 * configure: Regenerate.
9014 2010-01-08 DJ Delorie <dj@redhat.com>
9016 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9017 register popping order.
9019 2010-01-08 Richard Guenther <rguenther@suse.de>
9022 * c.opt (fsigned-char): Also let LTO handle this option.
9023 (funsigned-char): Likewise.
9025 2010-01-07 Richard Guenther <rguenther@suse.de>
9027 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9028 (gimple_op): Likewise.
9029 (gimple_op_ptr): Likewise.
9030 (gimple_assign_set_lhs): Remove gcc_assert.
9031 (gimple_assign_set_rhs1): Likewise.
9032 (gimple_assign_set_rhs2): Likewise.
9033 (gimple_call_set_lhs): Likewise.
9034 (gimple_call_set_fn): Likewise.
9035 (gimple_call_set_fndecl): Likewise.
9036 (gimple_call_fndecl): Likewise.
9037 (gimple_call_return_type): Likewise.
9038 (gimple_call_set_chain): Likewise.
9039 (gimple_call_num_args): Likewise.
9040 (gimple_call_set_arg): Likewise.
9041 (gimple_cond_set_code): Likewise.
9042 (gimple_cond_set_lhs): Likewise.
9043 (gimple_cond_set_rhs): Likewise.
9044 (gimple_cond_set_true_label): Likewise.
9045 (gimple_cond_set_false_label): Likewise.
9046 (gimple_label_set_label): Likewise.
9047 (gimple_goto_set_dest): Likewise.
9048 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9049 (gimple_debug_bind_get_value): Likewise.
9050 (gimple_debug_bind_get_value_ptr): Likewise.
9051 (gimple_debug_bind_set_var): Likewise.
9052 (gimple_debug_bind_set_value): Likewise.
9053 (gimple_debug_bind_reset_value): Likewise.
9054 (gimple_debug_bind_has_value_p): Likewise.
9055 (gimple_return_retval_ptr): Remove gcc_assert.
9056 (gimple_return_retval): Likewise.
9057 (gimple_return_set_retval): Likewise.
9058 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9059 (safe_referenced_var_iterator): Remove.
9060 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9061 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9062 (fill_referenced_var_vec): Remove.
9063 (first_readonly_imm_use): Remove redundant gcc_assert.
9064 (phi_arg_index_from_use): Combine gcc_asserts.
9065 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9066 (first_imm_use_stmt): Remove redundant gcc_assert.
9067 * tree-cfg.c (verify_gimple_call): Verify function and chain
9068 operands. Verify arguments.
9069 (verify_types_in_gimple_stmt): Verify condition code and labels.
9071 2010-01-07 Richard Guenther <rguenther@suse.de>
9073 PR tree-optimization/42641
9074 * sese.c (rename_map_elt_info): Use the SSA name version, do
9077 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9079 PR tree-optimization/42625
9080 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9081 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9083 2010-01-07 Duncan Sands <baldrick@free.fr>
9085 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9087 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9090 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9091 note itself is not function_invariant_p.
9093 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9095 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9096 Do not add the DF_NOTE problem.
9097 * store-motion.c (execute_rtl_store_motion): Likewise.
9099 2010-01-07 Martin Jambor <mjambor@suse.cz>
9101 PR tree-optimization/42157
9102 * tree-sra.c (compare_access_positions): Stabilize sort if both
9103 accesses have integer types, return zero immediately if they are the
9106 2010-01-06 Richard Henderson <rth@redhat.com>
9109 * haifa-sched.c (add_to_note_list): Merge into ...
9110 (concat_note_lists): ... here, and ...
9111 (unlink_other_notes, rm_other_notes): Merge into...
9112 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9113 NOTE_INSN_EPILOGUE_BEG.
9115 2010-01-06 Richard Guenther <rguenther@suse.de>
9117 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9118 not inline regular functions into always-inline functions.
9120 2010-01-06 Nick Clifton <nickc@redhat.com>
9122 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9123 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9125 (OVERRIDE_OPTIONS): Delete.
9126 (OPTIMIZATION_OPTIONS): Define.
9127 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9128 * config/rx/rx.c (rx_handle_option): Issue an error message if
9129 -mcpu=rx200 and -fpu are used together.
9130 (rx_set_optimization_options): New function. Issue an error
9131 message if an optimization attribute attempts to reset the FPU/
9132 math optimization pairing.
9133 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9134 * config/rx/rx.opt: Set the default to 32-bit doubles.
9135 * config/rx/t-rx: Add multilibs for -nofpu option.
9136 * doc/invoke.texi: Update documentation of RX options.
9138 2010-01-06 Richard Guenther <rguenther@suse.de>
9140 * tree-ssa-pre.c (name_to_id): New global.
9141 (alloc_expression_id): Simplify SSA name handling.
9142 (lookup_expression_id): Likewise.
9143 (init_pre): Zero name_to_id.
9144 (fini_pre): Free it.
9146 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9148 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9150 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9153 * config/i386/sse.md (smaxv2di3): New.
9154 (umaxv2di3): Likewise.
9155 (sminv2di3): Likewise.
9156 (uminv2di3): Likewise.
9158 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9161 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9162 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9163 (legitimize_tls_address): Likewise.
9164 (sparc_tls_referenced_p): Likewise.
9165 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9166 and adjust calls to legitimize_pic_address.
9167 (legitimate_constant_p) Use sparc_tls_referenced_p.
9168 (legitimate_pic_operand_p): Likewise.
9169 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9170 (sparc_tls_symbol_ref_1): Delete.
9171 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9172 (legitimize_tls_address): Make static, handle CONST patterns.
9173 (legitimize_pic_address): Make static, remove unused parameter and
9174 adjust recursive calls.
9175 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9176 and adjust call to legitimize_pic_address.
9177 (sparc_output_mi_thunk): Likewise.
9179 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9180 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9184 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9185 operands to make them signed.
9188 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9191 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9192 GTU to GT for V4SI and V2DI.
9194 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9195 (umin<mode>3): Removed.
9197 (uminv4si3): Likewise.
9199 2010-01-05 Martin Jambor <mjambor@suse.cz>
9201 PR tree-optimization/42462
9202 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9203 current_function_decl to helper functions and macros.
9205 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9208 * flags.h: Don't include real.h.
9209 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9210 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9211 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9212 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9213 * dominance.c: Update copyright.
9214 * gimple.c (walk_gimple_op): Remove inline.
9215 * tree-ssa-reassoc.c: Include real.h.
9216 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9217 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9219 2010-01-05 Nick Clifton <nickc@redhat.com>
9221 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9222 register to push into the stack frame when the accumulator has to
9223 be saved during interrupts.
9225 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9227 * doc/invoke.texi: Remove the documentation about option
9229 * common.opt (Wunreachable-code): Preserved for backward
9231 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9232 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9233 the backward compatibility flag section.
9235 2010-01-05 Richard Guenther <rguenther@suse.de>
9237 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9239 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9242 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9244 PR tree-optimization/42508
9245 * tree-sra.c (convert_callers): Check for recursive call
9246 by comparing cgraph nodes instead of decls.
9247 (modify_function): Call ipa_modify_formal_parameters also
9248 on all same_body aliases.
9250 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9251 cgraph nodes when checking for same_body aliases.
9253 2010-01-05 Richard Guenther <rguenther@suse.de>
9255 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9256 allocation and lookup.
9257 (get_or_alloc_expr_for_constant): Likewise.
9258 (phi_translate): Sink allocation.
9260 2010-01-04 Richard Guenther <rguenther@suse.de>
9262 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9263 a new entry only if needed.
9264 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9265 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9267 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9269 (phi_translate): Handle CONSTANTs early.
9271 2010-01-04 Martin Jambor <mjambor@suse.cz>
9273 PR tree-optimization/42398
9274 * tree-sra.c (struct access): Removed flag grp_different_types.
9275 (dump_access): Do not dump the removed flag.
9276 (sort_and_splice_var_accesses): Do not set the removed flag.
9277 (sra_modify_expr): Check for type compatibility directly.
9279 2010-01-04 Martin Jambor <mjambor@suse.cz>
9281 PR tree-optimization/42366
9282 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9283 edges with variable number of parameters.
9284 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9285 flag instead of asserting it.
9286 (ipa_read_node_info): Read uses_analysis_done flag.
9288 2010-01-04 Richard Guenther <rguenther@suse.de>
9290 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9291 iterative_hash_* as intended.
9292 (vn_reference_compute_hash): Likewise. Simplify hashing
9294 (vn_reference_lookup_2): Likewise.
9295 (vn_nary_op_compute_hash): Likewise.
9296 (vn_phi_compute_hash): Likewise.
9297 (expressions_equal_p): Remove strange code.
9298 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9299 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9300 (bitmap_insert_into_set_1): Take value-id as parameter.
9301 (add_to_value): Pass it.
9302 (bitmap_insert_into_set): Likewise.
9303 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9305 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9308 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9309 (do_self_spec): For switches with SWITCH_IGNORE set set also
9310 SWITCH_IGNORE_PERMANENTLY.
9311 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9314 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9316 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9317 tree of an unreferenced global var.
9319 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9323 GTU to GT for V4SI and V2DI.
9325 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9326 (umin<mode>3): Removed.
9328 (uminv4si3): Likewise.
9330 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9333 * collect2.c (main): Turn on trace in collect2 if -v is passed
9336 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9338 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9339 description of expression operand.
9341 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9343 * configure.ac: Add install-html to target_list for Make-hooks.
9344 * configure: Regenerate.
9345 * fortran/Make-lang.in (F95_HTMLFILES): New.
9346 (fortran.html): Use it.
9347 (fortran.install-html): New.
9348 * Makefile.in (install-html): Add lang.install-html.
9349 * java/Make-lang.in (JAVA_HTMLFILES): New.
9350 (java.html): Use it.
9351 (java.install-html): New.
9352 * objc/Make-lang.in (objc.install-html): New.
9353 * objcp/Make-lang.in (obj-c++.install-html): New.
9354 * cp/Make-lang.in (c++.install-html): New.
9355 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9356 * lto/Make-lang.in (lto.install-html): New.
9358 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9361 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9363 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9365 PR rtl-optimization/41862
9366 * store-motion.c (store_killed_in_insn, compute_store_table,
9367 remove_reachable_equiv_notes, replace_store_insn,
9368 build_store_vectors): Ignore all DEBUG_INSNs.
9370 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9373 * common.opt: Add dumpdir.
9375 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9377 (option_map): Add --dumpdir.
9379 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9381 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9383 * opts.c (decode_options): Try dump_dir_name first if
9384 dump_base_name isn't an absolute path.
9385 (common_handle_option): Handle OPT_dumpdir.
9387 * toplev.c (dump_dir_name): New.
9388 (print_switch_values): Also ignore -dumpdir.
9390 * toplev.h (dump_dir_name): New.
9392 2010-01-03 Richard Guenther <rguenther@suse.de>
9394 PR tree-optimization/42589
9395 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9396 double-word expansion of bswap32.
9398 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9400 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9401 with BLOCK_FOR_INSN.
9402 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9403 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9404 noce_process_if_block): Likewise.
9405 * gcse.c (compute_local_properties, insert_expr_in_table,
9406 insert_set_in_table, canon_list_insert, find_avail_set,
9407 pre_insert_copy_insn): Likewise.
9409 * basic-block.h (BLOCK_NUM): Move from here...
9410 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9412 2010-01-03 Richard Guenther <rguenther@suse.de>
9414 PR tree-optimization/42438
9415 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9416 contains_may_not_return_call flag.
9417 (BB_MAY_NOTRETURN): New.
9418 (valid_in_sets): Trapping nary operations are not valid
9419 in blocks that may not return.
9420 (insert_into_preds_of_block): Remove check for trapping expressions.
9421 (compute_avail): Compute also BB_MAY_NOTRETURN.
9423 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9425 * doc/invoke.texi: Add 2010 to copyright years.
9427 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9429 * config/sparc/sparc.c: Fix formatting nits.
9431 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9432 Alexander Monakov <amonakov@ispras.ru>
9434 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9436 2010-01-02 Richard Guenther <rguenther@suse.de>
9439 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9440 (simplify_switch_using_ranges): Mark to be removed edges
9443 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9445 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9447 * collect2.c (scan_libraries): Add missing argument in call to
9450 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9453 * config/alpha/predicates.md (aligned_memory_operand): Return false
9455 (unaligned_memory_operand): Return true for CQImode.
9456 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9457 doesn not cross aligned SImode word boundary.
9459 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9461 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9463 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9464 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9466 2010-01-02 Richard Guenther <rguenther@suse.de>
9469 * toplev.c (compile_file): Emit LTO marker properly. Change
9471 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9473 2010-01-01 Richard Guenther <rguenther@suse.de>
9476 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9478 2010-01-01 Richard Guenther <rguenther@suse.de>
9481 * c-decl.c (grokdeclarator): For zero-size arrays force
9482 structural equality checks as layout_type does.
9484 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9486 * builtins.c: Update copyright to 2010.
9488 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9491 * lto-streamer-out.c (produce_asm): Revert the last change.
9492 (copy_function): Likewise.
9494 * lto-streamer.c (lto_get_section_name): Skip any leading
9497 2010-01-01 Richard Guenther <rguenther@suse.de>
9500 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9504 Copyright (C) 2010 Free Software Foundation, Inc.
9506 Copying and distribution of this file, with or without modification,
9507 are permitted in any medium without royalty provided the copyright
9508 notice and this notice are preserved.